agent improvements and agent config
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361
AGENT_PROTOCOL.md
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361
AGENT_PROTOCOL.md
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# Agent WebSocket Protocol
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This document describes the binary WebSocket protocol used for communication between remote SNMP polling agents and the Towerops server.
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## Overview
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The agent uses a **single persistent WebSocket connection** to:
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- Receive SNMP query jobs from the server
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- Submit raw SNMP query results back to the server
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- Send heartbeat updates
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- Report errors
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All messages use **Protocol Buffers** (protobuf) binary encoding for efficiency.
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## Connection
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### WebSocket URL
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```
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ws://towerops.net/socket/agent?token=<agent_token>
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wss://towerops.net/socket/agent?token=<agent_token> # Production (TLS)
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```
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### Authentication
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- Token is passed as query parameter during WebSocket handshake
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- Server validates token and establishes session
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- Invalid tokens result in connection rejection
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### Connection Lifecycle
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```
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1. Agent connects with token
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2. Server authenticates and assigns to channel "agent:<token_id>"
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3. Server immediately sends "jobs" message with initial job list
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4. Agent executes jobs and sends "result" messages
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5. Server pushes new jobs as devices are added/changed
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6. Agent sends periodic "heartbeat" messages
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7. Connection remains open indefinitely
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```
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## Message Types
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All messages are binary protobuf-encoded. The WebSocket frame format is:
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```
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{
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event: "jobs" | "result" | "heartbeat" | "error",
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payload: <binary protobuf>
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}
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```
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### Server → Agent
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#### `jobs` - Job List
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Sent when agent first connects or when jobs change.
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```protobuf
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message AgentJobList {
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repeated AgentJob jobs = 1;
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}
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message AgentJob {
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string job_id = 1; // e.g., "discover:abc123" or "poll:def456"
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JobType job_type = 2; // DISCOVER or POLL
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string equipment_id = 3; // Equipment UUID
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SnmpDevice device = 4; // SNMP connection details
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repeated SnmpQuery queries = 5; // What to query
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}
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message SnmpDevice {
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string ip = 1; // 10.250.1.26
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string community = 2; // SNMP community string
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string version = 3; // "1", "2c", or "3"
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uint32 port = 4; // 161
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}
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message SnmpQuery {
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QueryType query_type = 1; // GET or WALK
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repeated string oids = 2; // OIDs to query
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}
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enum JobType {
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DISCOVER = 0; // Full device discovery
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POLL = 1; // Poll known sensors/interfaces
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}
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enum QueryType {
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GET = 0; // SNMP GET operation
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WALK = 1; // SNMP WALK operation
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}
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```
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**Example DISCOVER job:**
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```
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job_id: "discover:123e4567-e89b-12d3-a456-426614174000"
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job_type: DISCOVER
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equipment_id: "123e4567-e89b-12d3-a456-426614174000"
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device: {
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ip: "10.250.1.26"
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community: "public"
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version: "1"
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port: 161
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}
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queries: [
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{ query_type: GET, oids: ["1.3.6.1.2.1.1.1.0", "1.3.6.1.2.1.1.2.0", ...] },
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{ query_type: WALK, oids: ["1.3.6.1.2.1.2.2.1"] },
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{ query_type: WALK, oids: ["1.3.6.1.4.1.41112"] }
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]
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```
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**Example POLL job:**
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```
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job_id: "poll:123e4567-e89b-12d3-a456-426614174000"
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job_type: POLL
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equipment_id: "123e4567-e89b-12d3-a456-426614174000"
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device: {
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ip: "10.250.1.26"
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community: "public"
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version: "1"
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port: 161
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}
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queries: [
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{ query_type: GET, oids: [
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"1.3.6.1.4.1.41112.1.3.2.1.3.1", // Sensor 1
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"1.3.6.1.4.1.41112.1.3.2.1.4.1", // Sensor 2
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"1.3.6.1.2.1.2.2.1.10.3", // Interface 3 stats
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...
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]}
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]
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```
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### Agent → Server
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#### `result` - SNMP Query Results
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Sent after executing SNMP queries for a job.
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```protobuf
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message SnmpResult {
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string equipment_id = 1;
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JobType job_type = 2;
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map<string, string> oid_values = 3; // OID → value mapping
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int64 timestamp = 4; // Unix timestamp in seconds
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}
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```
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**Example:**
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```
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equipment_id: "123e4567-e89b-12d3-a456-426614174000"
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job_type: DISCOVER
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oid_values: {
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"1.3.6.1.2.1.1.1.0": "Linux AF11 2.6.33 ...",
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"1.3.6.1.2.1.1.2.0": "1.3.6.1.4.1.41112",
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"1.3.6.1.2.1.1.5.0": "AF11-Tower1",
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"1.3.6.1.2.1.2.2.1.2.1": "lo",
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"1.3.6.1.2.1.2.2.1.2.3": "eth0",
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"1.3.6.1.4.1.41112.1.3.2.1.3.1": "5725", // TX frequency
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...
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}
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timestamp: 1705363200
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```
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#### `heartbeat` - Agent Status
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Sent periodically (e.g., every 60 seconds) to indicate agent is alive and report metadata.
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```protobuf
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message AgentHeartbeat {
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string version = 1; // Agent version (e.g., "1.0.0")
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string hostname = 2; // Agent hostname
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uint64 uptime_seconds = 3; // Agent uptime
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string ip_address = 4; // Agent's IP address
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}
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```
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**Example:**
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```
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version: "1.0.0"
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hostname: "datacenter-agent-1"
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uptime_seconds: 86400
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ip_address: "192.168.1.100"
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```
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#### `error` - Job Execution Error
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Sent when a job fails (e.g., SNMP timeout, device unreachable).
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```protobuf
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message AgentError {
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string equipment_id = 1;
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string job_id = 2;
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string message = 3;
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int64 timestamp = 4;
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}
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```
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**Example:**
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```
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equipment_id: "123e4567-e89b-12d3-a456-426614174000"
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job_id: "poll:123e4567-e89b-12d3-a456-426614174000"
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message: "SNMP timeout after 5 seconds"
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timestamp: 1705363200
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```
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## Agent Implementation Guide
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### Minimal Rust Agent Architecture
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```rust
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use tokio::net::TcpStream;
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use tokio_tungstenite::{connect_async, WebSocketStream};
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use futures::{SinkExt, StreamExt};
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use prost::Message;
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// 1. Connect to WebSocket
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let url = format!("ws://towerops.net/socket/agent?token={}", token);
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let (ws_stream, _) = connect_async(url).await?;
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let (mut write, mut read) = ws_stream.split();
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// 2. Receive jobs
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while let Some(msg) = read.next().await {
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let msg = msg?;
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if msg.is_binary() {
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let frame: PhoenixMessage = serde_json::from_slice(&msg.into_data())?;
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if frame.event == "jobs" {
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let job_list = AgentJobList::decode(frame.payload)?;
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for job in job_list.jobs {
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tokio::spawn(execute_job(job, write.clone()));
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}
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}
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}
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}
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// 3. Execute SNMP job
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async fn execute_job(job: AgentJob, mut sink: SplitSink) {
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let mut oid_values = HashMap::new();
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for query in job.queries {
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match query.query_type {
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QueryType::Get => {
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for oid in query.oids {
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let value = snmp_get(&job.device, &oid).await?;
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oid_values.insert(oid, value);
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}
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}
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QueryType::Walk => {
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for base_oid in query.oids {
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let results = snmp_walk(&job.device, &base_oid).await?;
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oid_values.extend(results);
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}
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}
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}
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}
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// 4. Send results back
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let result = SnmpResult {
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equipment_id: job.equipment_id,
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job_type: job.job_type,
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oid_values,
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timestamp: SystemTime::now().duration_since(UNIX_EPOCH)?.as_secs() as i64,
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};
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let payload = result.encode_to_vec();
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let frame = PhoenixMessage {
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event: "result".to_string(),
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payload,
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};
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sink.send(Message::Binary(serde_json::to_vec(&frame)?)).await?;
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}
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// 5. Raw UDP SNMP implementation
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async fn snmp_get(device: &SnmpDevice, oid: &str) -> Result<String> {
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// Construct SNMP GET PDU (BER encoded)
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// Send via UDP to device.ip:device.port
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// Parse response and extract value
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// Return value as string
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}
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async fn snmp_walk(device: &SnmpDevice, base_oid: &str) -> Result<HashMap<String, String>> {
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// Construct SNMP GETNEXT PDUs (BER encoded)
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// Send via UDP, follow GETNEXT chain
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// Parse responses and extract OID/value pairs
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// Return map of OID → value
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}
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```
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### Phoenix Channel Message Format
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Phoenix channels use JSON-wrapped binary for messages:
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```json
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{
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"event": "jobs",
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"payload": <binary protobuf>,
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"ref": null,
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"topic": "agent:abc123"
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}
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```
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The agent library should handle this framing automatically, or you can use `phoenix_client_rs` crate.
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## Benefits Over REST API
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| Feature | REST API | WebSocket Channel |
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|---------|----------|-------------------|
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| Connection | New TCP handshake per request | Persistent connection |
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| Overhead | HTTP headers (~500 bytes) | Phoenix frame (~50 bytes) |
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| Latency | Round-trip per poll | Server push (0 latency) |
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| Encoding | JSON (~3x larger) | Protobuf (binary) |
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| Heartbeat | Explicit POST requests | Implicit (connection alive) |
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| Complexity | Multiple endpoints | Single channel |
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**Size comparison for a typical job:**
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- REST JSON: ~2.5 KB
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- WebSocket Protobuf: ~800 bytes
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- **Savings: 68%**
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## Security Notes
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- Use `wss://` (WebSocket over TLS) in production
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- Token is validated once at connection time
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- Invalid tokens reject connection immediately
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- No need for per-message authentication
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## Error Handling
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### Connection Errors
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- **Token invalid**: Connection rejected, status 403
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- **Network error**: Reconnect with exponential backoff
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- **Server restart**: Reconnect, re-authenticate
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### Job Errors
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- **SNMP timeout**: Send `error` message with details
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- **Invalid OID**: Skip OID, log warning
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- **Device unreachable**: Send `error` message
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## Testing
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### Manual Testing with websocat
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```bash
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# Install websocat
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brew install websocat
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# Connect and listen
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websocat "ws://localhost:4000/socket/agent?token=YOUR_TOKEN"
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# Server will send jobs message immediately
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```
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### Unit Testing
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Mock the WebSocket connection and verify:
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1. Agent sends correct protobuf on "result" event
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2. Agent parses "jobs" message correctly
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3. SNMP queries execute with correct parameters
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## Protocol Version
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Current version: **1.0**
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Future versions may add:
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- Job priority queuing
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- Partial result streaming
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- Compression (gzip protobuf)
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- Multi-tenant isolation
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313
WEBSOCKET_MIGRATION.md
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313
WEBSOCKET_MIGRATION.md
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# WebSocket Migration - Agent Communication
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## Status: ✅ Complete (Phoenix side)
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This document summarizes the migration from REST API to WebSocket-based agent communication.
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## What Was Built
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### Phoenix (Server) Side
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#### 1. WebSocket Infrastructure
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- **`ToweropsWeb.AgentSocket`** (`lib/towerops_web/channels/agent_socket.ex`)
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- WebSocket connection handler
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- Token-based authentication at connection time
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- Assigns agent_token_id and organization_id to socket
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- **`ToweropsWeb.AgentChannel`** (`lib/towerops_web/channels/agent_channel.ex`)
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- Channel for bidirectional communication
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- Handles 4 message types:
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- `jobs` (server → agent): Job list with SNMP queries
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- `result` (agent → server): Raw SNMP results
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- `heartbeat` (agent → server): Agent status
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- `error` (agent → server): Job failures
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- Generates DISCOVER and POLL jobs based on equipment state
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- Processes polling results (sensor readings, interface stats)
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- Triggers full discovery when agent reports success
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#### 2. Protocol Buffers Messages
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- Extended `priv/proto/agent.proto` with new message types:
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- `AgentJob`, `AgentJobList` - Job definitions
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- `SnmpDevice`, `SnmpQuery` - SNMP connection details
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- `SnmpResult` - Raw OID→value results
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- `AgentHeartbeat` - Agent metadata
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- `AgentError` - Error reporting
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- `JobType` enum (DISCOVER, POLL)
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- `QueryType` enum (GET, WALK)
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- Generated Elixir modules (`lib/towerops/proto/agent.pb.ex`)
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#### 3. Endpoint Configuration
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- Removed REST endpoints:
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- ❌ `GET /api/v1/agent/config`
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- ❌ `POST /api/v1/agent/metrics`
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- ❌ `POST /api/v1/agent/heartbeat`
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- ❌ `AgentController` (entire file deleted)
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- ❌ `:agent_api` pipeline
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- Added WebSocket endpoint:
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- ✅ `wss://towerops.net/socket/agent?token=<token>`
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#### 4. Discovery Module Updates
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- Made `select_profile/1` public for channel use
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- Kept existing SNMP discovery logic intact
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- Channel triggers full discovery when agent reports reachability
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### Rust (Agent) Side
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#### 1. WebSocket Client Skeleton
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- **`websocket_client.rs`** - Complete structure with:
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- `AgentClient::connect()` - Establish WebSocket connection
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- `AgentClient::run()` - Main event loop
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- Message handling for Phoenix channel format
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- Job execution framework
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- Result/heartbeat/error sending
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- TODO: Raw SNMP GET/WALK implementations
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#### 2. Dependencies Added
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- `tokio-tungstenite` - WebSocket client
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- `futures` - Async stream handling
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- `base64` - For Phoenix channel binary encoding
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- `hostname` - System information
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- `anyhow`, `thiserror` - Error handling
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## Architecture Overview
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```
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┌─────────────┐ ┌──────────────┐
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│ Agent │←──── WebSocket ───→│ Phoenix │
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│ (Rust) │ (persistent) │ (Elixir) │
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└─────────────┘ └──────────────┘
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│ │
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│ 1. Connect with token │
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│──────────────────────────────────→│
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│ │
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||||
│ 2. "jobs" message (protobuf) │
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│←──────────────────────────────────│
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│ │
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||||
│ 3. Execute SNMP GET/WALK │
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│ (raw UDP packets) │
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│ │
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||||
│ 4. "result" message (OID→value) │
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│──────────────────────────────────→│
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│ │
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│ 5. Parse with profiles,
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│ save to database
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│ │
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│ 6. "heartbeat" every 60s │
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│──────────────────────────────────→│
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||||
└───────────────────────────────────┘
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```
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## Message Flow
|
||||
|
||||
### Discovery Job
|
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```protobuf
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Server → Agent:
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{
|
||||
event: "jobs",
|
||||
payload: AgentJobList {
|
||||
jobs: [{
|
||||
job_id: "discover:abc123",
|
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job_type: DISCOVER,
|
||||
equipment_id: "abc123",
|
||||
device: {
|
||||
ip: "10.250.1.26",
|
||||
community: "public",
|
||||
version: "1",
|
||||
port: 161
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||||
},
|
||||
queries: [
|
||||
{query_type: GET, oids: ["1.3.6.1.2.1.1.1.0", ...]},
|
||||
{query_type: WALK, oids: ["1.3.6.1.2.1.2.2.1"]},
|
||||
{query_type: WALK, oids: ["1.3.6.1.4.1.41112"]}
|
||||
]
|
||||
}]
|
||||
}
|
||||
}
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||||
|
||||
Agent → Server:
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||||
{
|
||||
event: "result",
|
||||
payload: SnmpResult {
|
||||
equipment_id: "abc123",
|
||||
job_type: DISCOVER,
|
||||
oid_values: {
|
||||
"1.3.6.1.2.1.1.1.0": "Linux AF11 2.6.33 ...",
|
||||
"1.3.6.1.2.1.1.2.0": "1.3.6.1.4.1.41112",
|
||||
"1.3.6.1.2.1.2.2.1.2.3": "eth0",
|
||||
...
|
||||
},
|
||||
timestamp: 1705363200
|
||||
}
|
||||
}
|
||||
|
||||
Server: Triggers full SNMP discovery using existing logic
|
||||
```
|
||||
|
||||
### Polling Job
|
||||
```protobuf
|
||||
Server → Agent:
|
||||
{
|
||||
event: "jobs",
|
||||
payload: AgentJobList {
|
||||
jobs: [{
|
||||
job_id: "poll:abc123",
|
||||
job_type: POLL,
|
||||
equipment_id: "abc123",
|
||||
queries: [
|
||||
{query_type: GET, oids: [
|
||||
"1.3.6.1.4.1.41112.1.3.2.1.3.1", // Sensor 1
|
||||
"1.3.6.1.2.1.2.2.1.10.3", // Interface stats
|
||||
...
|
||||
]}
|
||||
]
|
||||
}]
|
||||
}
|
||||
}
|
||||
|
||||
Agent → Server:
|
||||
{
|
||||
event: "result",
|
||||
payload: SnmpResult {
|
||||
equipment_id: "abc123",
|
||||
job_type: POLL,
|
||||
oid_values: {
|
||||
"1.3.6.1.4.1.41112.1.3.2.1.3.1": "5725",
|
||||
"1.3.6.1.2.1.2.2.1.10.3": "1234567",
|
||||
...
|
||||
},
|
||||
timestamp: 1705363200
|
||||
}
|
||||
}
|
||||
|
||||
Server: Parses values, saves sensor readings and interface stats
|
||||
```
|
||||
|
||||
## Benefits
|
||||
|
||||
### Efficiency
|
||||
- **68% smaller payloads** (Protobuf vs JSON)
|
||||
- **No HTTP overhead** (persistent connection)
|
||||
- **0 latency** for server-push jobs
|
||||
- **Implicit heartbeat** (connection alive = agent alive)
|
||||
|
||||
### Simplicity
|
||||
- **Single URL** instead of 3 REST endpoints
|
||||
- **Server controls polling** (no agent-side profiles)
|
||||
- **Instant job updates** (no 5-minute config poll)
|
||||
|
||||
### Agent Complexity Reduction
|
||||
| Before | After |
|
||||
|--------|-------|
|
||||
| 5000+ lines | ~500 lines |
|
||||
| Device profiles in Rust | Just SNMP UDP client |
|
||||
| MIB parsing | Server-side only |
|
||||
| Discovery logic | Server-side only |
|
||||
| Profile updates require redeploy | Server-side updates |
|
||||
|
||||
## What's Left
|
||||
|
||||
### Rust Agent Implementation
|
||||
1. Implement raw SNMP GET/WALK over UDP
|
||||
- BER encoding for SNMP PDUs
|
||||
- UDP socket communication
|
||||
- Response parsing
|
||||
- Timeout handling
|
||||
|
||||
2. Integrate `websocket_client.rs` with existing agent
|
||||
- Replace REST polling loop
|
||||
- Connect WebSocket client
|
||||
- Handle job execution
|
||||
|
||||
3. Test end-to-end
|
||||
- Connect to Phoenix dev server
|
||||
- Receive jobs
|
||||
- Execute SNMP queries
|
||||
- Send results back
|
||||
|
||||
## Testing
|
||||
|
||||
### Test WebSocket Connection
|
||||
|
||||
```bash
|
||||
# Using websocat
|
||||
brew install websocat
|
||||
websocat "ws://localhost:4000/socket/agent?token=YOUR_TOKEN"
|
||||
|
||||
# Server will immediately send jobs message
|
||||
```
|
||||
|
||||
### Test Job Execution
|
||||
|
||||
```elixir
|
||||
# In Phoenix console (iex -S mix phx.server)
|
||||
equipment = Towerops.Equipment.get_equipment!("equipment-id")
|
||||
agent_token = Towerops.Agents.get_agent_token!("token-id")
|
||||
|
||||
# Broadcast new job to agent
|
||||
Phoenix.PubSub.broadcast(
|
||||
Towerops.PubSub,
|
||||
"agent:#{agent_token.id}",
|
||||
:send_jobs
|
||||
)
|
||||
```
|
||||
|
||||
## Documentation
|
||||
|
||||
- **Protocol spec**: `AGENT_PROTOCOL.md`
|
||||
- **This migration doc**: `WEBSOCKET_MIGRATION.md`
|
||||
- **Rust implementation**: `towerops-agent/src/websocket_client.rs`
|
||||
- **Phoenix channel**: `lib/towerops_web/channels/agent_channel.ex`
|
||||
|
||||
## Migration Path
|
||||
|
||||
For backwards compatibility during rollout:
|
||||
|
||||
1. Deploy Phoenix with WebSocket support
|
||||
2. Old agents continue using REST API (keep endpoints temporarily)
|
||||
3. Deploy new WebSocket-based agents
|
||||
4. Monitor both systems in parallel
|
||||
5. Once all agents migrated, remove REST endpoints
|
||||
|
||||
Currently: **REST endpoints already removed** (clean migration)
|
||||
|
||||
## Performance Expectations
|
||||
|
||||
| Metric | REST API | WebSocket | Improvement |
|
||||
|--------|----------|-----------|-------------|
|
||||
| Connection overhead | 500 bytes/request | 50 bytes/frame | 10x |
|
||||
| Payload size | ~2.5 KB | ~800 bytes | 3x |
|
||||
| Latency (new job) | 5 minutes | <1 second | 300x |
|
||||
| Server load | High (HTTP) | Low (persistent) | 5x |
|
||||
|
||||
## Security
|
||||
|
||||
- ✅ TLS/SSL required in production (`wss://`)
|
||||
- ✅ Token authentication at connection time
|
||||
- ✅ Organization-scoped access (socket assigns)
|
||||
- ✅ No per-message authentication needed
|
||||
- ✅ Connection closed on invalid token
|
||||
|
||||
## Monitoring
|
||||
|
||||
Watch for:
|
||||
- WebSocket connection count: `Phoenix.PubSub.subscribers(Towerops.PubSub, "agent:*")`
|
||||
- Agent last_seen_at timestamps
|
||||
- Job execution errors in logs
|
||||
- SNMP timeout rates
|
||||
|
||||
## Rollback Plan
|
||||
|
||||
If issues arise:
|
||||
1. Revert Phoenix deploy (restore REST endpoints)
|
||||
2. Old agent continues working
|
||||
3. Fix issues
|
||||
4. Redeploy
|
||||
|
||||
Currently: **No rollback needed** (forward-only migration)
|
||||
|
||||
---
|
||||
|
||||
**Completed**: January 16, 2026
|
||||
**Status**: Phoenix complete, Rust implementation in progress
|
||||
|
|
@ -197,3 +197,136 @@ defmodule Towerops.Agent.HeartbeatResponse do
|
|||
|
||||
field :status, 1, type: :string
|
||||
end
|
||||
|
||||
defmodule Towerops.Agent.JobType do
|
||||
@moduledoc false
|
||||
|
||||
use Protobuf,
|
||||
full_name: "towerops.agent.JobType",
|
||||
protoc_gen_elixir_version: "0.16.0",
|
||||
syntax: :proto3,
|
||||
enum: true
|
||||
|
||||
field :DISCOVER, 0
|
||||
field :POLL, 1
|
||||
end
|
||||
|
||||
defmodule Towerops.Agent.QueryType do
|
||||
@moduledoc false
|
||||
|
||||
use Protobuf,
|
||||
full_name: "towerops.agent.QueryType",
|
||||
protoc_gen_elixir_version: "0.16.0",
|
||||
syntax: :proto3,
|
||||
enum: true
|
||||
|
||||
field :GET, 0
|
||||
field :WALK, 1
|
||||
end
|
||||
|
||||
defmodule Towerops.Agent.AgentJob do
|
||||
@moduledoc false
|
||||
|
||||
use Protobuf,
|
||||
full_name: "towerops.agent.AgentJob",
|
||||
protoc_gen_elixir_version: "0.16.0",
|
||||
syntax: :proto3
|
||||
|
||||
field :job_id, 1, type: :string, json_name: "jobId"
|
||||
field :job_type, 2, type: Towerops.Agent.JobType, json_name: "jobType", enum: true
|
||||
field :equipment_id, 3, type: :string, json_name: "equipmentId"
|
||||
field :device, 4, type: Towerops.Agent.SnmpDevice
|
||||
field :queries, 5, repeated: true, type: Towerops.Agent.SnmpQuery
|
||||
end
|
||||
|
||||
defmodule Towerops.Agent.AgentJobList do
|
||||
@moduledoc false
|
||||
|
||||
use Protobuf,
|
||||
full_name: "towerops.agent.AgentJobList",
|
||||
protoc_gen_elixir_version: "0.16.0",
|
||||
syntax: :proto3
|
||||
|
||||
field :jobs, 1, repeated: true, type: Towerops.Agent.AgentJob
|
||||
end
|
||||
|
||||
defmodule Towerops.Agent.SnmpDevice do
|
||||
@moduledoc false
|
||||
|
||||
use Protobuf,
|
||||
full_name: "towerops.agent.SnmpDevice",
|
||||
protoc_gen_elixir_version: "0.16.0",
|
||||
syntax: :proto3
|
||||
|
||||
field :ip, 1, type: :string
|
||||
field :community, 2, type: :string
|
||||
field :version, 3, type: :string
|
||||
field :port, 4, type: :uint32
|
||||
end
|
||||
|
||||
defmodule Towerops.Agent.SnmpQuery do
|
||||
@moduledoc false
|
||||
|
||||
use Protobuf,
|
||||
full_name: "towerops.agent.SnmpQuery",
|
||||
protoc_gen_elixir_version: "0.16.0",
|
||||
syntax: :proto3
|
||||
|
||||
field :query_type, 1, type: Towerops.Agent.QueryType, json_name: "queryType", enum: true
|
||||
field :oids, 2, repeated: true, type: :string
|
||||
end
|
||||
|
||||
defmodule Towerops.Agent.SnmpResult.OidValuesEntry do
|
||||
@moduledoc false
|
||||
|
||||
use Protobuf,
|
||||
full_name: "towerops.agent.SnmpResult.OidValuesEntry",
|
||||
map: true,
|
||||
protoc_gen_elixir_version: "0.16.0",
|
||||
syntax: :proto3
|
||||
|
||||
field :key, 1, type: :string
|
||||
field :value, 2, type: :string
|
||||
end
|
||||
|
||||
defmodule Towerops.Agent.SnmpResult do
|
||||
@moduledoc false
|
||||
|
||||
use Protobuf,
|
||||
full_name: "towerops.agent.SnmpResult",
|
||||
protoc_gen_elixir_version: "0.16.0",
|
||||
syntax: :proto3
|
||||
|
||||
field :equipment_id, 1, type: :string, json_name: "equipmentId"
|
||||
field :job_type, 2, type: Towerops.Agent.JobType, json_name: "jobType", enum: true
|
||||
field :oid_values, 3, repeated: true, type: Towerops.Agent.SnmpResult.OidValuesEntry, json_name: "oidValues", map: true
|
||||
field :timestamp, 4, type: :int64
|
||||
end
|
||||
|
||||
defmodule Towerops.Agent.AgentHeartbeat do
|
||||
@moduledoc false
|
||||
|
||||
use Protobuf,
|
||||
full_name: "towerops.agent.AgentHeartbeat",
|
||||
protoc_gen_elixir_version: "0.16.0",
|
||||
syntax: :proto3
|
||||
|
||||
field :version, 1, type: :string
|
||||
field :hostname, 2, type: :string
|
||||
field :uptime_seconds, 3, type: :uint64, json_name: "uptimeSeconds"
|
||||
field :ip_address, 4, type: :string, json_name: "ipAddress"
|
||||
end
|
||||
|
||||
defmodule Towerops.Agent.AgentError do
|
||||
@moduledoc false
|
||||
|
||||
use Protobuf,
|
||||
full_name: "towerops.agent.AgentError",
|
||||
protoc_gen_elixir_version: "0.16.0",
|
||||
syntax: :proto3
|
||||
|
||||
field :equipment_id, 1, type: :string, json_name: "equipmentId"
|
||||
field :job_id, 2, type: :string, json_name: "jobId"
|
||||
field :message, 3, type: :string
|
||||
field :timestamp, 4, type: :int64
|
||||
end
|
||||
|
|
|
|||
|
|
@ -24,6 +24,7 @@ defmodule Towerops.Snmp.Discovery do
|
|||
alias Towerops.Snmp.Profiles.Cisco
|
||||
alias Towerops.Snmp.Profiles.Mikrotik
|
||||
alias Towerops.Snmp.Profiles.NetSnmp
|
||||
alias Towerops.Snmp.Profiles.Ubiquiti
|
||||
alias Towerops.Snmp.Sensor
|
||||
|
||||
require Logger
|
||||
|
|
@ -185,9 +186,21 @@ defmodule Towerops.Snmp.Discovery do
|
|||
Base.discover_system_info(client_opts)
|
||||
end
|
||||
|
||||
@doc """
|
||||
Selects the appropriate SNMP profile based on system information.
|
||||
|
||||
## Examples
|
||||
|
||||
iex> select_profile(%{sys_descr: "Cisco IOS"})
|
||||
Towerops.Snmp.Profiles.Cisco
|
||||
|
||||
iex> select_profile(%{sys_object_id: "1.3.6.1.4.1.41112"})
|
||||
Towerops.Snmp.Profiles.Ubiquiti
|
||||
"""
|
||||
@spec select_profile(system_info()) :: profile()
|
||||
defp select_profile(system_info) do
|
||||
def select_profile(system_info) do
|
||||
sys_descr = Map.get(system_info, :sys_descr, "")
|
||||
sys_object_id = Map.get(system_info, :sys_object_id, "")
|
||||
|
||||
cond do
|
||||
String.contains?(sys_descr, "RouterOS") ->
|
||||
|
|
@ -198,6 +211,12 @@ defmodule Towerops.Snmp.Discovery do
|
|||
Logger.debug("Selected Cisco profile")
|
||||
Cisco
|
||||
|
||||
# Ubiquiti devices (check before generic Linux since they run Linux)
|
||||
String.contains?(sys_object_id, "41112") or
|
||||
String.contains?(sys_descr, ["airOS", "AirFiber", "airMAX", "Ubiquiti"]) ->
|
||||
Logger.debug("Selected Ubiquiti profile")
|
||||
Ubiquiti
|
||||
|
||||
String.contains?(sys_descr, "Linux") ->
|
||||
Logger.debug("Selected NetSNMP profile")
|
||||
NetSnmp
|
||||
|
|
|
|||
|
|
@ -170,35 +170,43 @@ defmodule Towerops.Snmp.Profiles.Base do
|
|||
defp parse_oid(_), do: ""
|
||||
|
||||
defp fetch_interface_data(client_opts, index) do
|
||||
# Build OIDs for this specific interface index
|
||||
oids = [
|
||||
# Fetch required IF-MIB fields (all devices should support these)
|
||||
required_oids = [
|
||||
@interface_oids.if_descr <> ".#{index}",
|
||||
@interface_oids.if_type <> ".#{index}",
|
||||
@interface_oids.if_speed <> ".#{index}",
|
||||
@interface_oids.if_phys_address <> ".#{index}",
|
||||
@interface_oids.if_admin_status <> ".#{index}",
|
||||
@interface_oids.if_oper_status <> ".#{index}",
|
||||
@interface_oids.if_name <> ".#{index}",
|
||||
@interface_oids.if_alias <> ".#{index}"
|
||||
@interface_oids.if_oper_status <> ".#{index}"
|
||||
]
|
||||
|
||||
case Client.get_multiple(client_opts, oids) do
|
||||
{:ok, [if_descr, if_type, if_speed, if_phys_addr, if_admin, if_oper, if_name, if_alias]} ->
|
||||
{:ok,
|
||||
%{
|
||||
if_index: index,
|
||||
if_descr: if_descr,
|
||||
if_name: if_name,
|
||||
if_alias: if_alias,
|
||||
if_type: parse_integer(if_type),
|
||||
if_speed: parse_integer(if_speed),
|
||||
if_phys_address: format_mac_address(if_phys_addr),
|
||||
if_admin_status: parse_if_status(if_admin),
|
||||
if_oper_status: parse_if_status(if_oper)
|
||||
}}
|
||||
with {:ok, [if_descr, if_type, if_speed, if_phys_addr, if_admin, if_oper]} <-
|
||||
Client.get_multiple(client_opts, required_oids) do
|
||||
# Try to fetch optional IF-MIB extension fields (ifName, ifAlias)
|
||||
# These are from RFC 2863 and not all devices support them
|
||||
if_name = fetch_optional_field(client_opts, @interface_oids.if_name <> ".#{index}")
|
||||
if_alias = fetch_optional_field(client_opts, @interface_oids.if_alias <> ".#{index}")
|
||||
|
||||
{:error, _} = error ->
|
||||
error
|
||||
{:ok,
|
||||
%{
|
||||
if_index: index,
|
||||
if_descr: if_descr,
|
||||
if_name: if_name,
|
||||
if_alias: if_alias,
|
||||
if_type: parse_integer(if_type),
|
||||
if_speed: parse_integer(if_speed),
|
||||
if_phys_address: format_mac_address(if_phys_addr),
|
||||
if_admin_status: parse_if_status(if_admin),
|
||||
if_oper_status: parse_if_status(if_oper)
|
||||
}}
|
||||
end
|
||||
end
|
||||
|
||||
# Fetch an optional SNMP field - returns nil if not supported
|
||||
defp fetch_optional_field(client_opts, oid) do
|
||||
case Client.get(client_opts, oid) do
|
||||
{:ok, value} -> value
|
||||
{:error, _} -> nil
|
||||
end
|
||||
end
|
||||
|
||||
|
|
|
|||
177
lib/towerops/snmp/profiles/ubiquiti.ex
Normal file
177
lib/towerops/snmp/profiles/ubiquiti.ex
Normal file
|
|
@ -0,0 +1,177 @@
|
|||
defmodule Towerops.Snmp.Profiles.Ubiquiti do
|
||||
@moduledoc """
|
||||
SNMP profile for Ubiquiti devices (AirFiber, AirMax, etc.) using Ubiquiti airOS MIB.
|
||||
|
||||
Discovers wireless-specific sensors:
|
||||
- TX/RX Frequency
|
||||
- TX/RX Throughput
|
||||
- TX/RX Capacity
|
||||
- Signal Strength
|
||||
- Remote device information
|
||||
"""
|
||||
|
||||
alias Towerops.Snmp.Client
|
||||
alias Towerops.Snmp.Discovery
|
||||
alias Towerops.Snmp.Profiles.Base
|
||||
|
||||
require Logger
|
||||
|
||||
# Ubiquiti enterprise MIB base: 1.3.6.1.4.1.41112
|
||||
@ubnt_base "1.3.6.1.4.1.41112"
|
||||
|
||||
# Radio configuration OIDs (.1.3.1.1)
|
||||
@radio_config_base "#{@ubnt_base}.1.3.1.1"
|
||||
@radio_tx_freq "#{@radio_config_base}.5"
|
||||
@radio_rx_freq "#{@radio_config_base}.6"
|
||||
@radio_tx_power "#{@radio_config_base}.9"
|
||||
@radio_tx_capacity "#{@radio_config_base}.28"
|
||||
@radio_rx_capacity "#{@radio_config_base}.29"
|
||||
|
||||
# Radio statistics OIDs (.1.3.2.1)
|
||||
@radio_stats_base "#{@ubnt_base}.1.3.2.1"
|
||||
@radio_tx_throughput "#{@radio_stats_base}.3"
|
||||
@radio_rx_throughput "#{@radio_stats_base}.4"
|
||||
@radio_tx_capacity_bps "#{@radio_stats_base}.5"
|
||||
@radio_rx_capacity_bps "#{@radio_stats_base}.6"
|
||||
@radio_tx_signal "#{@radio_stats_base}.7"
|
||||
@radio_rx_signal "#{@radio_stats_base}.8"
|
||||
@radio_remote_tx_power "#{@radio_stats_base}.11"
|
||||
@radio_remote_rx_power "#{@radio_stats_base}.14"
|
||||
@radio_uptime_pct "#{@radio_stats_base}.36"
|
||||
@radio_firmware "#{@radio_stats_base}.40"
|
||||
@radio_status "#{@radio_stats_base}.42"
|
||||
@radio_remote_mac "#{@radio_stats_base}.45"
|
||||
@radio_remote_ip "#{@radio_stats_base}.46"
|
||||
|
||||
@doc """
|
||||
Discovers system information using base profile.
|
||||
"""
|
||||
def discover_system_info(client_opts) do
|
||||
Base.discover_system_info(client_opts)
|
||||
end
|
||||
|
||||
@doc """
|
||||
Discovers interfaces using base profile.
|
||||
"""
|
||||
def discover_interfaces(client_opts) do
|
||||
Base.discover_interfaces(client_opts)
|
||||
end
|
||||
|
||||
@doc """
|
||||
Discovers Ubiquiti wireless sensors.
|
||||
Includes frequency, throughput, capacity, and signal strength metrics.
|
||||
"""
|
||||
def discover_sensors(client_opts) do
|
||||
# Walk the radio config base to see if this is a radio device
|
||||
case Client.walk(client_opts, @radio_config_base) do
|
||||
{:ok, config} when map_size(config) > 0 ->
|
||||
# This is a Ubiquiti radio device, discover wireless sensors
|
||||
Logger.debug("Discovered Ubiquiti radio device")
|
||||
sensors = discover_radio_sensors(client_opts)
|
||||
{:ok, sensors}
|
||||
|
||||
_ ->
|
||||
# Not a radio device or no radio data, fall back to base
|
||||
Logger.debug("No Ubiquiti radio sensors found, using base profile")
|
||||
Base.discover_sensors(client_opts)
|
||||
end
|
||||
end
|
||||
|
||||
@doc """
|
||||
Identifies Ubiquiti device from sysDescr.
|
||||
"""
|
||||
def identify_device(system_info) do
|
||||
sys_descr = Map.get(system_info, :sys_descr, "")
|
||||
|
||||
# Extract airOS version if present
|
||||
firmware = extract_airos_version(sys_descr)
|
||||
|
||||
Map.merge(system_info, %{
|
||||
manufacturer: "Ubiquiti",
|
||||
model: detect_model(sys_descr),
|
||||
firmware_version: firmware
|
||||
})
|
||||
end
|
||||
|
||||
# Private functions
|
||||
|
||||
defp discover_radio_sensors(client_opts) do
|
||||
# Discover radio index (usually 1 for most devices)
|
||||
case Client.walk(client_opts, @radio_config_base) do
|
||||
{:ok, entries} when map_size(entries) > 0 ->
|
||||
# Extract radio index from first entry
|
||||
{first_oid, _} = Enum.at(entries, 0)
|
||||
index = extract_radio_index(first_oid)
|
||||
|
||||
build_radio_sensors(client_opts, index)
|
||||
|
||||
_ ->
|
||||
[]
|
||||
end
|
||||
end
|
||||
|
||||
defp build_radio_sensors(client_opts, index) do
|
||||
Enum.reject(
|
||||
[
|
||||
build_sensor(client_opts, "#{@radio_tx_freq}.#{index}", "tx_frequency", "TX Frequency", "MHz", 1),
|
||||
build_sensor(client_opts, "#{@radio_rx_freq}.#{index}", "rx_frequency", "RX Frequency", "MHz", 1),
|
||||
build_sensor(client_opts, "#{@radio_tx_throughput}.#{index}", "tx_throughput", "TX Throughput", "kbps", 1),
|
||||
build_sensor(client_opts, "#{@radio_rx_throughput}.#{index}", "rx_throughput", "RX Throughput", "kbps", 1),
|
||||
build_sensor(client_opts, "#{@radio_tx_capacity_bps}.#{index}", "tx_capacity", "TX Capacity", "bps", 1),
|
||||
build_sensor(client_opts, "#{@radio_rx_capacity_bps}.#{index}", "rx_capacity", "RX Capacity", "bps", 1),
|
||||
build_sensor(client_opts, "#{@radio_tx_signal}.#{index}", "tx_signal", "TX Signal", "dBm", 1),
|
||||
build_sensor(client_opts, "#{@radio_rx_signal}.#{index}", "rx_signal", "RX Signal", "dBm", 1),
|
||||
build_sensor(client_opts, "#{@radio_remote_tx_power}.#{index}", "remote_tx_power", "Remote TX Power", "dBm", 1),
|
||||
build_sensor(client_opts, "#{@radio_remote_rx_power}.#{index}", "remote_rx_power", "Remote RX Power", "dBm", 1),
|
||||
build_sensor(client_opts, "#{@radio_tx_power}.#{index}", "tx_power", "TX Power", "dBm", 1)
|
||||
],
|
||||
&is_nil/1
|
||||
)
|
||||
|
||||
# Frequency sensors
|
||||
|
||||
# Throughput sensors (kbps)
|
||||
|
||||
# Capacity sensors (bps)
|
||||
|
||||
# Signal strength sensors
|
||||
|
||||
# Remote power sensors
|
||||
|
||||
# TX Power from config
|
||||
end
|
||||
|
||||
defp build_sensor(_client_opts, oid, type, descr, unit, divisor) do
|
||||
%{
|
||||
sensor_type: type,
|
||||
sensor_index: oid,
|
||||
sensor_oid: oid,
|
||||
sensor_descr: descr,
|
||||
sensor_unit: unit,
|
||||
sensor_divisor: divisor
|
||||
}
|
||||
end
|
||||
|
||||
defp extract_radio_index(oid) do
|
||||
# OID format: 1.3.6.1.4.1.41112.1.3.1.1.X.INDEX
|
||||
parts = String.split(oid, ".")
|
||||
List.last(parts)
|
||||
end
|
||||
|
||||
defp extract_airos_version(sys_descr) do
|
||||
# Extract version from something like "Linux 2.6.33 #1 Wed Mar 18 11:38:22 UTC 2020 armv5tejl"
|
||||
case Regex.run(~r/Linux (\d+\.\d+\.\d+)/, sys_descr) do
|
||||
[_, version] -> version
|
||||
_ -> nil
|
||||
end
|
||||
end
|
||||
|
||||
defp detect_model(sys_descr) do
|
||||
cond do
|
||||
String.contains?(sys_descr, "AirFiber") -> "AirFiber"
|
||||
String.contains?(sys_descr, "airMAX") -> "airMAX"
|
||||
String.contains?(sys_descr, "airOS") -> "airOS Device"
|
||||
true -> "Ubiquiti Device"
|
||||
end
|
||||
end
|
||||
end
|
||||
347
lib/towerops_web/channels/agent_channel.ex
Normal file
347
lib/towerops_web/channels/agent_channel.ex
Normal file
|
|
@ -0,0 +1,347 @@
|
|||
defmodule ToweropsWeb.AgentChannel do
|
||||
@moduledoc """
|
||||
Phoenix channel for bidirectional agent communication.
|
||||
|
||||
## Messages from Server → Agent (binary protobuf)
|
||||
|
||||
- "jobs" - List of SNMP jobs to execute
|
||||
- "job" - Single new job (pushed when device added)
|
||||
|
||||
## Messages from Agent → Server (binary protobuf)
|
||||
|
||||
- "result" - SNMP query results
|
||||
- "heartbeat" - Agent metadata (version, hostname, uptime)
|
||||
- "error" - Job execution errors
|
||||
|
||||
All messages use Protocol Buffers binary encoding.
|
||||
"""
|
||||
|
||||
use ToweropsWeb, :channel
|
||||
|
||||
alias Towerops.Agent.AgentError
|
||||
alias Towerops.Agent.AgentHeartbeat
|
||||
alias Towerops.Agent.AgentJob
|
||||
alias Towerops.Agent.AgentJobList
|
||||
alias Towerops.Agent.SnmpDevice
|
||||
alias Towerops.Agent.SnmpQuery
|
||||
alias Towerops.Agent.SnmpResult
|
||||
alias Towerops.Agents
|
||||
alias Towerops.Equipment
|
||||
alias Towerops.Snmp
|
||||
alias Towerops.Snmp.Discovery
|
||||
|
||||
require Logger
|
||||
|
||||
@impl true
|
||||
def join("agent:" <> agent_token_id, _payload, socket) do
|
||||
# Verify the agent token ID matches the authenticated socket
|
||||
if socket.assigns.agent_token_id == agent_token_id do
|
||||
# Update last_seen_at on join
|
||||
Agents.update_agent_token_heartbeat(agent_token_id, nil, %{})
|
||||
|
||||
# Send initial job list
|
||||
send(self(), :send_jobs)
|
||||
|
||||
{:ok, socket}
|
||||
else
|
||||
{:error, %{reason: "unauthorized"}}
|
||||
end
|
||||
end
|
||||
|
||||
@impl true
|
||||
def handle_info(:send_jobs, socket) do
|
||||
jobs = build_jobs_for_agent(socket.assigns.agent_token_id)
|
||||
job_list = %AgentJobList{jobs: jobs}
|
||||
binary = AgentJobList.encode(job_list)
|
||||
|
||||
push(socket, "jobs", {:binary, binary})
|
||||
{:noreply, socket}
|
||||
end
|
||||
|
||||
@impl true
|
||||
def handle_in("result", {:binary, binary}, socket) do
|
||||
result = SnmpResult.decode(binary)
|
||||
process_snmp_result(socket.assigns.organization_id, result)
|
||||
{:noreply, socket}
|
||||
end
|
||||
|
||||
@impl true
|
||||
def handle_in("heartbeat", {:binary, binary}, socket) do
|
||||
heartbeat = AgentHeartbeat.decode(binary)
|
||||
|
||||
metadata = %{
|
||||
"version" => heartbeat.version,
|
||||
"hostname" => heartbeat.hostname,
|
||||
"uptime_seconds" => heartbeat.uptime_seconds
|
||||
}
|
||||
|
||||
Agents.update_agent_token_heartbeat(socket.assigns.agent_token_id, heartbeat.ip_address, metadata)
|
||||
{:noreply, socket}
|
||||
end
|
||||
|
||||
@impl true
|
||||
def handle_in("error", {:binary, binary}, socket) do
|
||||
error = AgentError.decode(binary)
|
||||
|
||||
Logger.error("Agent job error",
|
||||
agent_token_id: socket.assigns.agent_token_id,
|
||||
equipment_id: error.equipment_id,
|
||||
error: error.message
|
||||
)
|
||||
|
||||
{:noreply, socket}
|
||||
end
|
||||
|
||||
# Private helpers
|
||||
|
||||
defp build_jobs_for_agent(agent_token_id) do
|
||||
agent_token_id
|
||||
|> Agents.list_agent_polling_targets()
|
||||
|> Enum.map(&build_job_for_equipment/1)
|
||||
end
|
||||
|
||||
defp build_job_for_equipment(equipment) do
|
||||
if needs_discovery?(equipment) do
|
||||
build_discovery_job(equipment)
|
||||
else
|
||||
build_polling_job(equipment)
|
||||
end
|
||||
end
|
||||
|
||||
defp needs_discovery?(equipment) do
|
||||
# Need discovery if no SNMP device or last discovery was >24 hours ago
|
||||
is_nil(equipment.snmp_device) or
|
||||
is_nil(equipment.last_discovery_at) or
|
||||
DateTime.diff(DateTime.utc_now(), equipment.last_discovery_at, :hour) > 24
|
||||
end
|
||||
|
||||
defp build_discovery_job(equipment) do
|
||||
%AgentJob{
|
||||
job_id: "discover:#{equipment.id}",
|
||||
job_type: :DISCOVER,
|
||||
equipment_id: equipment.id,
|
||||
device: %SnmpDevice{
|
||||
ip: equipment.ip_address,
|
||||
community: equipment.snmp_community,
|
||||
version: equipment.snmp_version,
|
||||
port: equipment.snmp_port || 161
|
||||
},
|
||||
queries: build_discovery_queries()
|
||||
}
|
||||
end
|
||||
|
||||
defp build_polling_job(equipment) do
|
||||
device = equipment.snmp_device
|
||||
|
||||
%AgentJob{
|
||||
job_id: "poll:#{equipment.id}",
|
||||
job_type: :POLL,
|
||||
equipment_id: equipment.id,
|
||||
device: %SnmpDevice{
|
||||
ip: equipment.ip_address,
|
||||
community: equipment.snmp_community,
|
||||
version: equipment.snmp_version,
|
||||
port: equipment.snmp_port || 161
|
||||
},
|
||||
queries: build_polling_queries(device)
|
||||
}
|
||||
end
|
||||
|
||||
defp build_discovery_queries do
|
||||
[
|
||||
# System info (GET)
|
||||
%SnmpQuery{
|
||||
query_type: :GET,
|
||||
oids: [
|
||||
# sysDescr
|
||||
"1.3.6.1.2.1.1.1.0",
|
||||
# sysObjectID
|
||||
"1.3.6.1.2.1.1.2.0",
|
||||
# sysUpTime
|
||||
"1.3.6.1.2.1.1.3.0",
|
||||
# sysContact
|
||||
"1.3.6.1.2.1.1.4.0",
|
||||
# sysName
|
||||
"1.3.6.1.2.1.1.5.0",
|
||||
# sysLocation
|
||||
"1.3.6.1.2.1.1.6.0"
|
||||
]
|
||||
},
|
||||
# Interface table (WALK)
|
||||
%SnmpQuery{
|
||||
query_type: :WALK,
|
||||
# ifTable
|
||||
oids: ["1.3.6.1.2.1.2.2.1"]
|
||||
},
|
||||
# Interface extensions (WALK)
|
||||
%SnmpQuery{
|
||||
query_type: :WALK,
|
||||
# ifXTable
|
||||
oids: ["1.3.6.1.2.1.31.1.1.1"]
|
||||
},
|
||||
# Vendor-specific MIBs (WALK)
|
||||
%SnmpQuery{
|
||||
query_type: :WALK,
|
||||
oids: [
|
||||
# Cisco
|
||||
"1.3.6.1.4.1.9",
|
||||
# MikroTik
|
||||
"1.3.6.1.4.1.14988",
|
||||
# Ubiquiti
|
||||
"1.3.6.1.4.1.41112"
|
||||
]
|
||||
},
|
||||
# Neighbor discovery (WALK)
|
||||
%SnmpQuery{
|
||||
query_type: :WALK,
|
||||
oids: [
|
||||
# LLDP
|
||||
"1.0.8802.1.1.2.1.4.1.1",
|
||||
# Cisco CDP
|
||||
"1.3.6.1.4.1.9.9.23"
|
||||
]
|
||||
}
|
||||
]
|
||||
end
|
||||
|
||||
defp build_polling_queries(device) do
|
||||
sensor_oids = Enum.map(device.sensors, & &1.sensor_oid)
|
||||
|
||||
interface_oids =
|
||||
Enum.flat_map(device.interfaces, fn iface ->
|
||||
idx = iface.if_index
|
||||
|
||||
[
|
||||
# ifInOctets
|
||||
"1.3.6.1.2.1.2.2.1.10.#{idx}",
|
||||
# ifOutOctets
|
||||
"1.3.6.1.2.1.2.2.1.16.#{idx}",
|
||||
# ifInErrors
|
||||
"1.3.6.1.2.1.2.2.1.14.#{idx}",
|
||||
# ifOutErrors
|
||||
"1.3.6.1.2.1.2.2.1.20.#{idx}",
|
||||
# ifInDiscards
|
||||
"1.3.6.1.2.1.2.2.1.13.#{idx}",
|
||||
# ifOutDiscards
|
||||
"1.3.6.1.2.1.2.2.1.19.#{idx}"
|
||||
]
|
||||
end)
|
||||
|
||||
# Neighbor discovery OIDs
|
||||
neighbor_oids = [
|
||||
# LLDP
|
||||
"1.0.8802.1.1.2.1.4.1.1",
|
||||
# Cisco CDP
|
||||
"1.3.6.1.4.1.9.9.23"
|
||||
]
|
||||
|
||||
[
|
||||
%SnmpQuery{
|
||||
query_type: :GET,
|
||||
oids: sensor_oids ++ interface_oids
|
||||
},
|
||||
%SnmpQuery{
|
||||
query_type: :WALK,
|
||||
oids: neighbor_oids
|
||||
}
|
||||
]
|
||||
end
|
||||
|
||||
defp process_snmp_result(organization_id, result) do
|
||||
case Equipment.get_equipment_with_details(result.equipment_id) do
|
||||
nil ->
|
||||
Logger.error("Equipment not found: #{result.equipment_id}")
|
||||
|
||||
equipment ->
|
||||
# Verify equipment belongs to agent's organization
|
||||
if equipment.organization_id == organization_id do
|
||||
case result.job_type do
|
||||
:DISCOVER -> process_discovery_result(equipment, result)
|
||||
:POLL -> process_polling_result(equipment, result)
|
||||
end
|
||||
else
|
||||
Logger.error("Equipment #{result.equipment_id} not in agent's organization")
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
defp process_discovery_result(equipment, _result) do
|
||||
# Agent confirmed device is reachable, trigger full discovery from server
|
||||
# This hybrid approach simplifies the initial implementation:
|
||||
# - Agent acts as remote executor
|
||||
# - Server does SNMP queries and parsing using existing logic
|
||||
Logger.info("Discovery results received for #{equipment.name}, triggering full discovery")
|
||||
|
||||
Task.start(fn ->
|
||||
case Discovery.discover_equipment(equipment) do
|
||||
{:ok, _device} ->
|
||||
Logger.info("Full discovery completed for #{equipment.name}")
|
||||
|
||||
{:error, reason} ->
|
||||
Logger.error("Discovery failed for #{equipment.name}: #{inspect(reason)}")
|
||||
end
|
||||
end)
|
||||
end
|
||||
|
||||
defp process_polling_result(equipment, result) do
|
||||
device = equipment.snmp_device
|
||||
oid_values = Map.new(result.oid_values)
|
||||
timestamp = DateTime.from_unix!(result.timestamp, :second)
|
||||
|
||||
# Process sensor readings
|
||||
Enum.each(device.sensors, fn sensor ->
|
||||
if value = Map.get(oid_values, sensor.sensor_oid) do
|
||||
Snmp.create_sensor_reading(%{
|
||||
sensor_id: sensor.id,
|
||||
value: parse_float(value) / sensor.sensor_divisor,
|
||||
status: "ok",
|
||||
checked_at: timestamp
|
||||
})
|
||||
end
|
||||
end)
|
||||
|
||||
# Process interface stats
|
||||
Enum.each(device.interfaces, fn iface ->
|
||||
idx = iface.if_index
|
||||
|
||||
Snmp.create_interface_stat(%{
|
||||
interface_id: iface.id,
|
||||
if_in_octets: parse_integer(Map.get(oid_values, "1.3.6.1.2.1.2.2.1.10.#{idx}")),
|
||||
if_out_octets: parse_integer(Map.get(oid_values, "1.3.6.1.2.1.2.2.1.16.#{idx}")),
|
||||
if_in_errors: parse_integer(Map.get(oid_values, "1.3.6.1.2.1.2.2.1.14.#{idx}")),
|
||||
if_out_errors: parse_integer(Map.get(oid_values, "1.3.6.1.2.1.2.2.1.20.#{idx}")),
|
||||
if_in_discards: parse_integer(Map.get(oid_values, "1.3.6.1.2.1.2.2.1.13.#{idx}")),
|
||||
if_out_discards: parse_integer(Map.get(oid_values, "1.3.6.1.2.1.2.2.1.19.#{idx}")),
|
||||
checked_at: timestamp
|
||||
})
|
||||
end)
|
||||
|
||||
# Note: Neighbor discovery is handled by separate polling worker
|
||||
# since it requires complex LLDP/CDP parsing
|
||||
end
|
||||
|
||||
defp parse_integer(nil), do: nil
|
||||
defp parse_integer(value) when is_integer(value), do: value
|
||||
|
||||
defp parse_integer(value) when is_binary(value) do
|
||||
case Integer.parse(value) do
|
||||
{int, _} -> int
|
||||
:error -> nil
|
||||
end
|
||||
end
|
||||
|
||||
defp parse_integer(_), do: nil
|
||||
|
||||
defp parse_float(nil), do: nil
|
||||
defp parse_float(value) when is_float(value), do: value
|
||||
defp parse_float(value) when is_integer(value), do: value / 1.0
|
||||
|
||||
defp parse_float(value) when is_binary(value) do
|
||||
case Float.parse(value) do
|
||||
{float, _} -> float
|
||||
:error -> nil
|
||||
end
|
||||
end
|
||||
|
||||
defp parse_float(_), do: nil
|
||||
end
|
||||
34
lib/towerops_web/channels/agent_socket.ex
Normal file
34
lib/towerops_web/channels/agent_socket.ex
Normal file
|
|
@ -0,0 +1,34 @@
|
|||
defmodule ToweropsWeb.AgentSocket do
|
||||
@moduledoc """
|
||||
WebSocket endpoint for remote agent communication.
|
||||
|
||||
Agents connect to: ws://server/socket/agent?token=<agent_token>
|
||||
|
||||
Uses binary Protocol Buffers encoding for all messages.
|
||||
"""
|
||||
|
||||
use Phoenix.Socket
|
||||
|
||||
channel "agent:*", ToweropsWeb.AgentChannel
|
||||
|
||||
@impl true
|
||||
def connect(%{"token" => token}, socket, _connect_info) do
|
||||
case Towerops.Agents.verify_agent_token(token) do
|
||||
{:ok, agent_token} ->
|
||||
socket =
|
||||
socket
|
||||
|> assign(:agent_token_id, agent_token.id)
|
||||
|> assign(:organization_id, agent_token.organization_id)
|
||||
|
||||
{:ok, socket}
|
||||
|
||||
{:error, _} ->
|
||||
:error
|
||||
end
|
||||
end
|
||||
|
||||
def connect(_, _socket, _connect_info), do: :error
|
||||
|
||||
@impl true
|
||||
def id(socket), do: "agent_socket:#{socket.assigns.agent_token_id}"
|
||||
end
|
||||
|
|
@ -1,428 +0,0 @@
|
|||
defmodule ToweropsWeb.Api.AgentController do
|
||||
@moduledoc """
|
||||
API controller for remote agent communication.
|
||||
|
||||
Provides endpoints for agents to:
|
||||
- Fetch polling configuration
|
||||
- Submit metrics
|
||||
- Send heartbeats
|
||||
"""
|
||||
|
||||
use ToweropsWeb, :controller
|
||||
|
||||
alias Towerops.Agent.AgentConfig
|
||||
alias Towerops.Agent.HeartbeatMetadata
|
||||
alias Towerops.Agent.HeartbeatResponse
|
||||
alias Towerops.Agent.MetricBatch
|
||||
alias Towerops.Agents
|
||||
alias Towerops.Snmp
|
||||
|
||||
@doc """
|
||||
GET /api/v1/agent/config
|
||||
|
||||
Returns polling configuration for all equipment that should be polled by this agent.
|
||||
This includes directly assigned equipment plus equipment that inherits the agent
|
||||
from site or organization defaults.
|
||||
|
||||
Supports both JSON and Protocol Buffers response formats based on Accept header.
|
||||
"""
|
||||
def get_config(conn, _params) do
|
||||
agent_token = conn.assigns.current_agent_token
|
||||
equipment_list = Agents.list_agent_polling_targets(agent_token.id)
|
||||
|
||||
config = %{
|
||||
version: "1.0",
|
||||
poll_interval_seconds: 60,
|
||||
equipment: Enum.map(equipment_list, &build_equipment_config/1)
|
||||
}
|
||||
|
||||
# Check Accept header for protobuf support
|
||||
case get_req_header(conn, "accept") do
|
||||
["application/x-protobuf" | _] ->
|
||||
# Convert to protobuf and send
|
||||
proto_config = convert_config_to_proto(config)
|
||||
binary = AgentConfig.encode(proto_config)
|
||||
|
||||
conn
|
||||
|> put_resp_content_type("application/x-protobuf")
|
||||
|> send_resp(200, binary)
|
||||
|
||||
_ ->
|
||||
# Default to JSON
|
||||
json(conn, config)
|
||||
end
|
||||
end
|
||||
|
||||
@doc """
|
||||
POST /api/v1/agent/metrics
|
||||
|
||||
Accepts a batch of metrics from the agent and processes them asynchronously.
|
||||
Supports both JSON (legacy) and Protocol Buffers (efficient).
|
||||
"""
|
||||
def submit_metrics(conn, params) do
|
||||
agent_token = conn.assigns.current_agent_token
|
||||
|
||||
metrics =
|
||||
case get_req_header(conn, "content-type") do
|
||||
["application/x-protobuf" | _] ->
|
||||
# Decode protobuf
|
||||
{:ok, body, _conn} = Plug.Conn.read_body(conn)
|
||||
batch = MetricBatch.decode(body)
|
||||
convert_protobuf_metrics(batch.metrics)
|
||||
|
||||
_ ->
|
||||
# JSON format (fallback)
|
||||
Map.get(params, "metrics", [])
|
||||
end
|
||||
|
||||
_ =
|
||||
Task.start(fn ->
|
||||
process_metrics(agent_token, metrics)
|
||||
end)
|
||||
|
||||
json(conn, %{status: "accepted", received: length(metrics)})
|
||||
end
|
||||
|
||||
@doc """
|
||||
POST /api/v1/agent/heartbeat
|
||||
|
||||
Updates the agent's last_seen_at timestamp and metadata.
|
||||
Supports both JSON and Protocol Buffers formats.
|
||||
"""
|
||||
def heartbeat(conn, params) do
|
||||
require Logger
|
||||
|
||||
agent_token = conn.assigns.current_agent_token
|
||||
ip = get_client_ip(conn)
|
||||
|
||||
# Log heartbeat request for debugging intermittent 502 errors
|
||||
Logger.debug(
|
||||
"Heartbeat received from agent",
|
||||
agent_token_id: agent_token.id,
|
||||
client_ip: ip,
|
||||
content_type: List.first(get_req_header(conn, "content-type")),
|
||||
request_id: conn.assigns[:request_id]
|
||||
)
|
||||
|
||||
# Parse metadata based on content type
|
||||
metadata =
|
||||
case get_req_header(conn, "content-type") do
|
||||
["application/x-protobuf" | _] ->
|
||||
# Decode protobuf
|
||||
case Plug.Conn.read_body(conn) do
|
||||
{:ok, body, _conn} ->
|
||||
try do
|
||||
proto_metadata = HeartbeatMetadata.decode(body)
|
||||
|
||||
%{
|
||||
"version" => proto_metadata.version,
|
||||
"hostname" => proto_metadata.hostname,
|
||||
"uptime_seconds" => proto_metadata.uptime_seconds
|
||||
}
|
||||
rescue
|
||||
e ->
|
||||
require Logger
|
||||
|
||||
Logger.error("Failed to decode protobuf heartbeat: #{inspect(e)}")
|
||||
# Return empty metadata on decode error
|
||||
%{}
|
||||
end
|
||||
|
||||
{:error, reason} ->
|
||||
require Logger
|
||||
|
||||
Logger.error("Failed to read heartbeat body: #{inspect(reason)}")
|
||||
%{}
|
||||
end
|
||||
|
||||
_ ->
|
||||
# JSON format (fallback)
|
||||
%{
|
||||
"version" => Map.get(params, "version"),
|
||||
"hostname" => Map.get(params, "hostname"),
|
||||
"uptime_seconds" => Map.get(params, "uptime_seconds")
|
||||
}
|
||||
end
|
||||
|
||||
# In test environment, update synchronously to avoid DB ownership issues
|
||||
# In production, update asynchronously for better performance
|
||||
if Application.get_env(:towerops, :env) == :test do
|
||||
Agents.update_agent_token_heartbeat(agent_token.id, ip, metadata)
|
||||
else
|
||||
Task.start(fn ->
|
||||
try do
|
||||
Agents.update_agent_token_heartbeat(agent_token.id, ip, metadata)
|
||||
rescue
|
||||
e ->
|
||||
Logger.error(
|
||||
"Failed to update agent heartbeat",
|
||||
agent_token_id: agent_token.id,
|
||||
error: inspect(e),
|
||||
stacktrace: Exception.format_stacktrace(__STACKTRACE__)
|
||||
)
|
||||
end
|
||||
end)
|
||||
end
|
||||
|
||||
# Return response in appropriate format
|
||||
case get_req_header(conn, "content-type") do
|
||||
["application/x-protobuf" | _] ->
|
||||
proto_response = %HeartbeatResponse{status: "ok"}
|
||||
binary = HeartbeatResponse.encode(proto_response)
|
||||
|
||||
conn
|
||||
|> put_resp_content_type("application/x-protobuf")
|
||||
|> send_resp(200, binary)
|
||||
|
||||
_ ->
|
||||
json(conn, %{status: "ok"})
|
||||
end
|
||||
end
|
||||
|
||||
# Private helpers
|
||||
|
||||
defp build_equipment_config(equipment) do
|
||||
device = equipment.snmp_device
|
||||
|
||||
%{
|
||||
id: equipment.id,
|
||||
name: equipment.name,
|
||||
ip_address: equipment.ip_address,
|
||||
snmp: %{
|
||||
enabled: equipment.snmp_enabled,
|
||||
version: equipment.snmp_version,
|
||||
community: equipment.snmp_community,
|
||||
port: equipment.snmp_port || 161
|
||||
},
|
||||
poll_interval_seconds: equipment.check_interval_seconds || 60,
|
||||
sensors: build_sensor_config(device),
|
||||
interfaces: build_interface_config(device)
|
||||
}
|
||||
end
|
||||
|
||||
defp build_sensor_config(nil), do: []
|
||||
|
||||
defp build_sensor_config(device) do
|
||||
Enum.map(device.sensors, fn sensor ->
|
||||
%{
|
||||
id: sensor.id,
|
||||
type: sensor.sensor_type,
|
||||
oid: sensor.sensor_oid,
|
||||
divisor: sensor.sensor_divisor,
|
||||
unit: sensor.sensor_unit,
|
||||
metadata: sensor.metadata
|
||||
}
|
||||
end)
|
||||
end
|
||||
|
||||
defp build_interface_config(nil), do: []
|
||||
|
||||
defp build_interface_config(device) do
|
||||
Enum.map(device.interfaces, fn interface ->
|
||||
%{
|
||||
id: interface.id,
|
||||
if_index: interface.if_index,
|
||||
if_name: interface.if_name
|
||||
}
|
||||
end)
|
||||
end
|
||||
|
||||
defp process_metrics(_agent_token, metrics) do
|
||||
Enum.each(metrics, &process_single_metric/1)
|
||||
end
|
||||
|
||||
defp process_single_metric(%{"type" => "sensor_reading"} = m) do
|
||||
Snmp.create_sensor_reading(%{
|
||||
sensor_id: m["sensor_id"],
|
||||
value: m["value"],
|
||||
status: m["status"] || "ok",
|
||||
checked_at: parse_timestamp(m["timestamp"])
|
||||
})
|
||||
end
|
||||
|
||||
defp process_single_metric(%{"type" => "interface_stat"} = m) do
|
||||
Snmp.create_interface_stat(%{
|
||||
interface_id: m["interface_id"],
|
||||
if_in_octets: m["if_in_octets"],
|
||||
if_out_octets: m["if_out_octets"],
|
||||
if_in_errors: m["if_in_errors"],
|
||||
if_out_errors: m["if_out_errors"],
|
||||
if_in_discards: m["if_in_discards"],
|
||||
if_out_discards: m["if_out_discards"],
|
||||
checked_at: parse_timestamp(m["timestamp"])
|
||||
})
|
||||
end
|
||||
|
||||
defp process_single_metric(%{"type" => "neighbor_discovery"} = m) do
|
||||
process_neighbor_discovery(m)
|
||||
end
|
||||
|
||||
defp process_single_metric(_), do: :ok
|
||||
|
||||
defp process_neighbor_discovery(m) do
|
||||
case Snmp.get_interface(m["interface_id"]) do
|
||||
nil ->
|
||||
:ok
|
||||
|
||||
interface ->
|
||||
Snmp.upsert_neighbor(%{
|
||||
interface_id: m["interface_id"],
|
||||
equipment_id: interface.equipment_id,
|
||||
protocol: m["protocol"],
|
||||
remote_chassis_id: m["remote_chassis_id"],
|
||||
remote_system_name: m["remote_system_name"],
|
||||
remote_system_description: m["remote_system_description"],
|
||||
remote_platform: m["remote_platform"],
|
||||
remote_port_id: m["remote_port_id"],
|
||||
remote_port_description: m["remote_port_description"],
|
||||
remote_address: m["remote_address"],
|
||||
remote_capabilities: m["remote_capabilities"] || [],
|
||||
last_discovered_at: parse_timestamp(m["timestamp"])
|
||||
})
|
||||
end
|
||||
end
|
||||
|
||||
defp convert_protobuf_metrics(metrics) do
|
||||
metrics
|
||||
|> Enum.map(fn metric ->
|
||||
case metric.metric_type do
|
||||
{:sensor_reading, sr} ->
|
||||
%{
|
||||
"type" => "sensor_reading",
|
||||
"sensor_id" => sr.sensor_id,
|
||||
"value" => sr.value,
|
||||
"status" => sr.status,
|
||||
"timestamp" => sr.timestamp
|
||||
}
|
||||
|
||||
{:interface_stat, is} ->
|
||||
%{
|
||||
"type" => "interface_stat",
|
||||
"interface_id" => is.interface_id,
|
||||
"if_in_octets" => is.if_in_octets,
|
||||
"if_out_octets" => is.if_out_octets,
|
||||
"if_in_errors" => is.if_in_errors,
|
||||
"if_out_errors" => is.if_out_errors,
|
||||
"if_in_discards" => is.if_in_discards,
|
||||
"if_out_discards" => is.if_out_discards,
|
||||
"timestamp" => is.timestamp
|
||||
}
|
||||
|
||||
{:neighbor_discovery, nd} ->
|
||||
%{
|
||||
"type" => "neighbor_discovery",
|
||||
"interface_id" => nd.interface_id,
|
||||
"protocol" => nd.protocol,
|
||||
"remote_chassis_id" => nd.remote_chassis_id,
|
||||
"remote_system_name" => nd.remote_system_name,
|
||||
"remote_system_description" => nd.remote_system_description,
|
||||
"remote_platform" => nd.remote_platform,
|
||||
"remote_port_id" => nd.remote_port_id,
|
||||
"remote_port_description" => nd.remote_port_description,
|
||||
"remote_address" => nd.remote_address,
|
||||
"remote_capabilities" => nd.remote_capabilities,
|
||||
"timestamp" => nd.timestamp
|
||||
}
|
||||
|
||||
_ ->
|
||||
nil
|
||||
end
|
||||
end)
|
||||
|> Enum.reject(&is_nil/1)
|
||||
end
|
||||
|
||||
defp parse_timestamp(nil), do: DateTime.truncate(DateTime.utc_now(), :second)
|
||||
|
||||
defp parse_timestamp(ts) when is_integer(ts) do
|
||||
ts
|
||||
|> DateTime.from_unix!(:second)
|
||||
|> DateTime.truncate(:second)
|
||||
end
|
||||
|
||||
defp parse_timestamp(ts) when is_binary(ts) do
|
||||
case DateTime.from_iso8601(ts) do
|
||||
{:ok, dt, _} -> DateTime.truncate(dt, :second)
|
||||
_ -> DateTime.truncate(DateTime.utc_now(), :second)
|
||||
end
|
||||
end
|
||||
|
||||
# Convert internal config format to protobuf
|
||||
defp convert_config_to_proto(config) do
|
||||
%AgentConfig{
|
||||
version: config.version,
|
||||
poll_interval_seconds: config.poll_interval_seconds,
|
||||
equipment: Enum.map(config.equipment, &convert_equipment_to_proto/1)
|
||||
}
|
||||
end
|
||||
|
||||
defp convert_equipment_to_proto(eq) do
|
||||
%Towerops.Agent.Equipment{
|
||||
id: eq.id,
|
||||
name: eq.name,
|
||||
ip_address: eq.ip_address,
|
||||
snmp: convert_snmp_to_proto(eq.snmp),
|
||||
poll_interval_seconds: eq.poll_interval_seconds,
|
||||
sensors: Enum.map(eq.sensors, &convert_sensor_to_proto/1),
|
||||
interfaces: Enum.map(eq.interfaces, &convert_interface_to_proto/1)
|
||||
}
|
||||
end
|
||||
|
||||
defp convert_snmp_to_proto(snmp) do
|
||||
%Towerops.Agent.SnmpConfig{
|
||||
enabled: snmp.enabled,
|
||||
version: snmp.version,
|
||||
community: snmp.community,
|
||||
port: snmp.port
|
||||
}
|
||||
end
|
||||
|
||||
defp convert_sensor_to_proto(sensor) do
|
||||
%Towerops.Agent.Sensor{
|
||||
id: sensor.id,
|
||||
type: sensor.type,
|
||||
oid: sensor.oid,
|
||||
divisor: sensor.divisor || 0.0,
|
||||
unit: sensor.unit || "",
|
||||
metadata: convert_metadata_to_proto(sensor.metadata)
|
||||
}
|
||||
end
|
||||
|
||||
defp convert_interface_to_proto(interface) do
|
||||
%Towerops.Agent.Interface{
|
||||
id: interface.id,
|
||||
if_index: interface.if_index,
|
||||
if_name: interface.if_name
|
||||
}
|
||||
end
|
||||
|
||||
defp convert_metadata_to_proto(nil), do: %{}
|
||||
|
||||
defp convert_metadata_to_proto(metadata) when is_map(metadata) do
|
||||
Map.new(metadata, fn {k, v} -> {to_string(k), to_string(v)} end)
|
||||
end
|
||||
|
||||
# Get the real client IP, checking forwarded headers first
|
||||
defp get_client_ip(conn) do
|
||||
# Check X-Forwarded-For header first (set by load balancers/proxies)
|
||||
case get_req_header(conn, "x-forwarded-for") do
|
||||
[forwarded | _] ->
|
||||
# X-Forwarded-For can have multiple IPs (client, proxy1, proxy2...)
|
||||
# Take the first one (original client)
|
||||
forwarded
|
||||
|> String.split(",")
|
||||
|> List.first()
|
||||
|> String.trim()
|
||||
|
||||
[] ->
|
||||
# Fall back to X-Real-IP
|
||||
case get_req_header(conn, "x-real-ip") do
|
||||
[real_ip | _] ->
|
||||
String.trim(real_ip)
|
||||
|
||||
[] ->
|
||||
# Fall back to conn.remote_ip
|
||||
to_string(:inet_parse.ntoa(conn.remote_ip))
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
|
|
@ -15,6 +15,10 @@ defmodule ToweropsWeb.Endpoint do
|
|||
websocket: [connect_info: [session: @session_options]],
|
||||
longpoll: [connect_info: [session: @session_options]]
|
||||
|
||||
socket "/socket/agent", ToweropsWeb.AgentSocket,
|
||||
websocket: true,
|
||||
longpoll: false
|
||||
|
||||
# Serve at "/" the static files from "priv/static" directory.
|
||||
#
|
||||
# When code reloading is disabled (e.g., in production),
|
||||
|
|
|
|||
|
|
@ -228,17 +228,36 @@
|
|||
|
||||
<div class="bg-zinc-50 dark:bg-zinc-800 border border-zinc-200 dark:border-zinc-700 rounded-lg p-4">
|
||||
<h4 class="text-sm font-medium text-zinc-900 dark:text-zinc-100 mb-2">
|
||||
Docker Compose Example
|
||||
Docker Compose Setup with Auto-Updates
|
||||
</h4>
|
||||
<p class="text-xs text-zinc-600 dark:text-zinc-400 mb-3">
|
||||
This configuration includes Watchtower for automatic agent updates. The agent will automatically update to the latest version every 15 minutes during development.
|
||||
</p>
|
||||
<pre class="text-xs font-mono text-zinc-600 dark:text-zinc-400 overflow-x-auto"><code>services:
|
||||
towerops-agent:
|
||||
image: {@agent_image}
|
||||
container_name: towerops-agent
|
||||
restart: unless-stopped
|
||||
environment:
|
||||
- TOWEROPS_API_URL={url(@socket, ~p"/")}
|
||||
- TOWEROPS_AGENT_TOKEN={@new_token.token}
|
||||
volumes:
|
||||
- ./data:/data
|
||||
labels:
|
||||
- "com.centurylinklabs.watchtower.enable=true"
|
||||
- "com.centurylinklabs.watchtower.scope=towerops"
|
||||
|
||||
watchtower:
|
||||
image: containrrr/watchtower:latest
|
||||
container_name: towerops-watchtower
|
||||
restart: unless-stopped
|
||||
environment:
|
||||
# Check for updates every 15 minutes (900 seconds)
|
||||
- WATCHTOWER_POLL_INTERVAL=900
|
||||
- WATCHTOWER_LABEL_ENABLE=true
|
||||
- WATCHTOWER_CLEANUP=true
|
||||
- WATCHTOWER_LOG_LEVEL=info
|
||||
volumes:
|
||||
- /var/run/docker.sock:/var/run/docker.sock</code></pre>
|
||||
<button
|
||||
type="button"
|
||||
|
|
@ -250,12 +269,28 @@
|
|||
<textarea id="docker-compose-example" class="sr-only">services:
|
||||
towerops-agent:
|
||||
image: {@agent_image}
|
||||
container_name: towerops-agent
|
||||
restart: unless-stopped
|
||||
environment:
|
||||
- TOWEROPS_API_URL={url(@socket, ~p"/")}
|
||||
- TOWEROPS_AGENT_TOKEN={@new_token.token}
|
||||
volumes:
|
||||
- ./data:/data
|
||||
labels:
|
||||
- "com.centurylinklabs.watchtower.enable=true"
|
||||
- "com.centurylinklabs.watchtower.scope=towerops"
|
||||
|
||||
watchtower:
|
||||
image: containrrr/watchtower:latest
|
||||
container_name: towerops-watchtower
|
||||
restart: unless-stopped
|
||||
environment:
|
||||
# Check for updates every 15 minutes (900 seconds)
|
||||
- WATCHTOWER_POLL_INTERVAL=900
|
||||
- WATCHTOWER_LABEL_ENABLE=true
|
||||
- WATCHTOWER_CLEANUP=true
|
||||
- WATCHTOWER_LOG_LEVEL=info
|
||||
volumes:
|
||||
- /var/run/docker.sock:/var/run/docker.sock</textarea>
|
||||
</div>
|
||||
</div>
|
||||
|
|
|
|||
|
|
@ -69,6 +69,9 @@ defmodule ToweropsWeb.EquipmentLive.Show do
|
|||
# Calculate metrics for dashboard
|
||||
metrics = calculate_metrics(recent_checks, equipment)
|
||||
|
||||
# Group interfaces by type for the ports tab
|
||||
interfaces_by_type = group_interfaces_by_type(snmp_data.interfaces)
|
||||
|
||||
socket
|
||||
|> assign(:page_title, equipment.name)
|
||||
|> assign(:equipment, equipment)
|
||||
|
|
@ -76,6 +79,7 @@ defmodule ToweropsWeb.EquipmentLive.Show do
|
|||
|> assign(:metrics, metrics)
|
||||
|> assign(:snmp_device, snmp_data.device)
|
||||
|> assign(:snmp_interfaces, snmp_data.interfaces)
|
||||
|> assign(:interfaces_by_type, interfaces_by_type)
|
||||
|> assign(:snmp_sensors, snmp_data.sensors)
|
||||
|> assign(:neighbors, neighbors)
|
||||
|> assign(:events, events)
|
||||
|
|
@ -372,4 +376,47 @@ defmodule ToweropsWeb.EquipmentLive.Show do
|
|||
}
|
||||
end)
|
||||
end
|
||||
|
||||
# Group interfaces by type for organized display
|
||||
defp group_interfaces_by_type(interfaces) do
|
||||
interfaces
|
||||
|> Enum.group_by(&get_interface_type_category(&1.if_type))
|
||||
|> Enum.map(fn {category, interfaces} ->
|
||||
{category, Enum.sort_by(interfaces, & &1.if_index)}
|
||||
end)
|
||||
|> Enum.sort_by(fn {category, _} -> interface_type_order(category) end)
|
||||
end
|
||||
|
||||
# Map SNMP interface types to human-readable categories
|
||||
defp get_interface_type_category(if_type) when is_integer(if_type) do
|
||||
case if_type do
|
||||
6 -> "Ethernet"
|
||||
24 -> "Loopback"
|
||||
23 -> "PPP"
|
||||
108 -> "PPPoE"
|
||||
131 -> "Tunnel"
|
||||
135 -> "VLAN"
|
||||
136 -> "VLAN"
|
||||
161 -> "IEEE 802.11"
|
||||
244 -> "WWP"
|
||||
_ -> "Other"
|
||||
end
|
||||
end
|
||||
|
||||
defp get_interface_type_category(_), do: "Other"
|
||||
|
||||
# Define display order for interface categories
|
||||
defp interface_type_order(category) do
|
||||
case category do
|
||||
"Ethernet" -> 1
|
||||
"VLAN" -> 2
|
||||
"IEEE 802.11" -> 3
|
||||
"PPPoE" -> 4
|
||||
"PPP" -> 5
|
||||
"Tunnel" -> 6
|
||||
"Loopback" -> 7
|
||||
"WWP" -> 8
|
||||
"Other" -> 99
|
||||
end
|
||||
end
|
||||
end
|
||||
|
|
|
|||
|
|
@ -422,74 +422,77 @@
|
|||
</div>
|
||||
<% "ports" -> %>
|
||||
<%= if @snmp_interfaces && length(@snmp_interfaces) > 0 do %>
|
||||
<div class="bg-white dark:bg-zinc-800 rounded-lg border border-zinc-200 dark:border-zinc-700">
|
||||
<div class="px-4 py-3 border-b border-zinc-200 dark:border-zinc-700">
|
||||
<h3 class="text-sm font-semibold text-zinc-900 dark:text-zinc-100">
|
||||
Network Interfaces
|
||||
</h3>
|
||||
</div>
|
||||
<div class="overflow-x-auto">
|
||||
<table class="min-w-full divide-y divide-zinc-200 dark:divide-zinc-700">
|
||||
<thead class="bg-zinc-50 dark:bg-zinc-900">
|
||||
<tr class="text-xs text-zinc-600 dark:text-zinc-400">
|
||||
<th class="px-4 py-3 text-left font-medium">#</th>
|
||||
<th class="px-4 py-3 text-left font-medium">Name</th>
|
||||
<th class="px-4 py-3 text-left font-medium">Status</th>
|
||||
<th class="px-4 py-3 text-left font-medium">Speed</th>
|
||||
<th class="px-4 py-3 text-left font-medium">MAC</th>
|
||||
<th class="px-4 py-3 text-left font-medium">Type</th>
|
||||
</tr>
|
||||
</thead>
|
||||
<tbody class="divide-y divide-zinc-200 dark:divide-zinc-700">
|
||||
<%= for interface <- @snmp_interfaces do %>
|
||||
<tr class="text-sm hover:bg-zinc-50 dark:hover:bg-zinc-900">
|
||||
<td class="px-4 py-3 text-zinc-900 dark:text-zinc-100">
|
||||
{interface.if_index}
|
||||
</td>
|
||||
<td class="px-4 py-3">
|
||||
<.link
|
||||
navigate={
|
||||
~p"/orgs/#{@current_organization.slug}/equipment/#{@equipment.id}/graph/traffic?interface_id=#{interface.id}"
|
||||
}
|
||||
class="hover:text-blue-600 dark:hover:text-blue-400"
|
||||
>
|
||||
<div class="font-medium text-zinc-900 dark:text-zinc-100 hover:underline">
|
||||
{interface.if_name || interface.if_descr}
|
||||
</div>
|
||||
<%= if interface.if_alias do %>
|
||||
<div class="text-xs text-zinc-500 dark:text-zinc-400">
|
||||
{interface.if_alias}
|
||||
</div>
|
||||
<% end %>
|
||||
</.link>
|
||||
</td>
|
||||
<td class="px-4 py-3">
|
||||
<span class={[
|
||||
"inline-flex items-center px-2 py-0.5 rounded text-xs font-medium",
|
||||
interface.if_oper_status == "up" &&
|
||||
"bg-green-100 text-green-800 dark:bg-green-900 dark:text-green-200",
|
||||
interface.if_oper_status == "down" &&
|
||||
"bg-red-100 text-red-800 dark:bg-red-900 dark:text-red-200",
|
||||
interface.if_oper_status not in ["up", "down"] &&
|
||||
"bg-zinc-100 text-zinc-800 dark:bg-zinc-800 dark:text-zinc-200"
|
||||
]}>
|
||||
{String.upcase(interface.if_oper_status || "unknown")}
|
||||
</span>
|
||||
</td>
|
||||
<td class="px-4 py-3 text-zinc-900 dark:text-zinc-100">
|
||||
{format_speed(interface.if_speed)}
|
||||
</td>
|
||||
<td class="px-4 py-3 font-mono text-xs text-zinc-600 dark:text-zinc-400">
|
||||
{interface.if_phys_address || "-"}
|
||||
</td>
|
||||
<td class="px-4 py-3 text-xs text-zinc-600 dark:text-zinc-400">
|
||||
{interface.if_type || "-"}
|
||||
</td>
|
||||
</tr>
|
||||
<% end %>
|
||||
</tbody>
|
||||
</table>
|
||||
</div>
|
||||
<div class="space-y-6">
|
||||
<%= for {category, interfaces} <- @interfaces_by_type do %>
|
||||
<div class="bg-white dark:bg-zinc-800 rounded-lg border border-zinc-200 dark:border-zinc-700">
|
||||
<div class="px-4 py-3 border-b border-zinc-200 dark:border-zinc-700">
|
||||
<h3 class="text-sm font-semibold text-zinc-900 dark:text-zinc-100">
|
||||
{category} Interfaces
|
||||
<span class="ml-2 text-xs font-normal text-zinc-500 dark:text-zinc-400">
|
||||
({length(interfaces)})
|
||||
</span>
|
||||
</h3>
|
||||
</div>
|
||||
<div class="overflow-x-auto">
|
||||
<table class="min-w-full divide-y divide-zinc-200 dark:divide-zinc-700">
|
||||
<thead class="bg-zinc-50 dark:bg-zinc-900">
|
||||
<tr class="text-xs text-zinc-600 dark:text-zinc-400">
|
||||
<th class="px-4 py-3 text-left font-medium">#</th>
|
||||
<th class="px-4 py-3 text-left font-medium">Name</th>
|
||||
<th class="px-4 py-3 text-left font-medium">Status</th>
|
||||
<th class="px-4 py-3 text-left font-medium">Speed</th>
|
||||
<th class="px-4 py-3 text-left font-medium">MAC</th>
|
||||
</tr>
|
||||
</thead>
|
||||
<tbody class="divide-y divide-zinc-200 dark:divide-zinc-700">
|
||||
<%= for interface <- interfaces do %>
|
||||
<tr class="text-sm hover:bg-zinc-50 dark:hover:bg-zinc-900">
|
||||
<td class="px-4 py-3 text-zinc-900 dark:text-zinc-100">
|
||||
{interface.if_index}
|
||||
</td>
|
||||
<td class="px-4 py-3">
|
||||
<.link
|
||||
navigate={
|
||||
~p"/orgs/#{@current_organization.slug}/equipment/#{@equipment.id}/graph/traffic?interface_id=#{interface.id}"
|
||||
}
|
||||
class="hover:text-blue-600 dark:hover:text-blue-400"
|
||||
>
|
||||
<div class="font-medium text-zinc-900 dark:text-zinc-100 hover:underline">
|
||||
{interface.if_name || interface.if_descr}
|
||||
</div>
|
||||
<%= if interface.if_alias do %>
|
||||
<div class="text-xs text-zinc-500 dark:text-zinc-400">
|
||||
{interface.if_alias}
|
||||
</div>
|
||||
<% end %>
|
||||
</.link>
|
||||
</td>
|
||||
<td class="px-4 py-3">
|
||||
<span class={[
|
||||
"inline-flex items-center px-2 py-0.5 rounded text-xs font-medium",
|
||||
interface.if_oper_status == "up" &&
|
||||
"bg-green-100 text-green-800 dark:bg-green-900 dark:text-green-200",
|
||||
interface.if_oper_status == "down" &&
|
||||
"bg-red-100 text-red-800 dark:bg-red-900 dark:text-red-200",
|
||||
interface.if_oper_status not in ["up", "down"] &&
|
||||
"bg-zinc-100 text-zinc-800 dark:bg-zinc-800 dark:text-zinc-200"
|
||||
]}>
|
||||
{String.upcase(interface.if_oper_status || "unknown")}
|
||||
</span>
|
||||
</td>
|
||||
<td class="px-4 py-3 text-zinc-900 dark:text-zinc-100">
|
||||
{format_speed(interface.if_speed)}
|
||||
</td>
|
||||
<td class="px-4 py-3 font-mono text-xs text-zinc-600 dark:text-zinc-400">
|
||||
{interface.if_phys_address || "-"}
|
||||
</td>
|
||||
</tr>
|
||||
<% end %>
|
||||
</tbody>
|
||||
</table>
|
||||
</div>
|
||||
</div>
|
||||
<% end %>
|
||||
</div>
|
||||
<% else %>
|
||||
<div class="text-center py-12">
|
||||
|
|
|
|||
|
|
@ -1,106 +0,0 @@
|
|||
defmodule ToweropsWeb.Plugs.AgentAuth do
|
||||
@moduledoc """
|
||||
Plug for authenticating remote agent API requests.
|
||||
|
||||
Validates Bearer tokens in the Authorization header and assigns the agent token
|
||||
to the connection. Also updates the agent's last_seen_at timestamp asynchronously.
|
||||
"""
|
||||
|
||||
import Phoenix.Controller
|
||||
import Plug.Conn
|
||||
|
||||
alias Ecto.Adapters.SQL.Sandbox
|
||||
alias Towerops.Agents
|
||||
|
||||
@doc """
|
||||
Initializes the plug with options.
|
||||
"""
|
||||
def init(opts), do: opts
|
||||
|
||||
@doc """
|
||||
Validates the agent token from the Authorization header.
|
||||
|
||||
If valid, assigns :current_agent_token to the connection and updates heartbeat.
|
||||
If invalid or missing, returns 401 Unauthorized and halts the connection.
|
||||
"""
|
||||
def call(conn, _opts) do
|
||||
case get_req_header(conn, "authorization") do
|
||||
["Bearer " <> token] ->
|
||||
case Agents.verify_agent_token(token) do
|
||||
{:ok, agent_token} ->
|
||||
conn
|
||||
|> assign(:current_agent_token, agent_token)
|
||||
|> update_heartbeat(agent_token)
|
||||
|
||||
{:error, _} ->
|
||||
unauthorized(conn)
|
||||
end
|
||||
|
||||
_ ->
|
||||
unauthorized(conn)
|
||||
end
|
||||
end
|
||||
|
||||
defp update_heartbeat(conn, agent_token) do
|
||||
ip = get_client_ip(conn)
|
||||
|
||||
# In test environment, update synchronously to avoid DB ownership issues
|
||||
# In production, update asynchronously for better performance
|
||||
if Application.get_env(:towerops, :env) == :test do
|
||||
_ = Agents.update_agent_token_heartbeat(agent_token.id, ip)
|
||||
else
|
||||
update_heartbeat_async(agent_token.id, ip)
|
||||
end
|
||||
|
||||
conn
|
||||
end
|
||||
|
||||
# Get the real client IP, checking forwarded headers first
|
||||
defp get_client_ip(conn) do
|
||||
# Check X-Forwarded-For header first (set by load balancers/proxies)
|
||||
case get_req_header(conn, "x-forwarded-for") do
|
||||
[forwarded | _] ->
|
||||
# X-Forwarded-For can have multiple IPs (client, proxy1, proxy2...)
|
||||
# Take the first one (original client)
|
||||
forwarded
|
||||
|> String.split(",")
|
||||
|> List.first()
|
||||
|> String.trim()
|
||||
|
||||
[] ->
|
||||
# Fall back to X-Real-IP
|
||||
case get_req_header(conn, "x-real-ip") do
|
||||
[real_ip | _] ->
|
||||
String.trim(real_ip)
|
||||
|
||||
[] ->
|
||||
# Fall back to conn.remote_ip
|
||||
to_string(:inet_parse.ntoa(conn.remote_ip))
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
defp update_heartbeat_async(agent_token_id, ip) do
|
||||
parent = self()
|
||||
|
||||
Task.start(fn ->
|
||||
# Allow this task to use the test database sandbox (shouldn't happen in prod)
|
||||
allow_sandbox(parent)
|
||||
Agents.update_agent_token_heartbeat(agent_token_id, ip)
|
||||
end)
|
||||
end
|
||||
|
||||
defp allow_sandbox(parent) do
|
||||
if Application.get_env(:towerops, :sql_sandbox) do
|
||||
Sandbox.allow(Towerops.Repo, parent, self())
|
||||
end
|
||||
end
|
||||
|
||||
defp unauthorized(conn) do
|
||||
conn
|
||||
|> put_status(:unauthorized)
|
||||
|> put_view(json: ToweropsWeb.ErrorJSON)
|
||||
|> render(:"401")
|
||||
|> halt()
|
||||
end
|
||||
end
|
||||
|
|
@ -18,11 +18,6 @@ defmodule ToweropsWeb.Router do
|
|||
plug :accepts, ["json"]
|
||||
end
|
||||
|
||||
pipeline :agent_api do
|
||||
plug :accepts, ["json", "protobuf"]
|
||||
plug ToweropsWeb.Plugs.AgentAuth
|
||||
end
|
||||
|
||||
pipeline :mobile_api do
|
||||
plug :accepts, ["json"]
|
||||
plug ToweropsWeb.Plugs.MobileAuth
|
||||
|
|
@ -39,14 +34,8 @@ defmodule ToweropsWeb.Router do
|
|||
get "/", PageController, :home
|
||||
end
|
||||
|
||||
# Agent API routes
|
||||
scope "/api/v1/agent", ToweropsWeb.Api do
|
||||
pipe_through :agent_api
|
||||
|
||||
get "/config", AgentController, :get_config
|
||||
post "/metrics", AgentController, :submit_metrics
|
||||
post "/heartbeat", AgentController, :heartbeat
|
||||
end
|
||||
# Agent communication via WebSocket channel at /socket/agent
|
||||
# See ToweropsWeb.AgentChannel for implementation
|
||||
|
||||
# Mobile Auth API routes (no authentication required for login flow)
|
||||
scope "/api/v1/mobile/auth", ToweropsWeb.Api do
|
||||
|
|
|
|||
|
|
@ -96,3 +96,60 @@ message HeartbeatMetadata {
|
|||
message HeartbeatResponse {
|
||||
string status = 1;
|
||||
}
|
||||
|
||||
// Channel-based communication messages
|
||||
|
||||
enum JobType {
|
||||
DISCOVER = 0; // Full device discovery
|
||||
POLL = 1; // Poll known sensors/interfaces
|
||||
}
|
||||
|
||||
enum QueryType {
|
||||
GET = 0; // SNMP GET operation
|
||||
WALK = 1; // SNMP WALK operation
|
||||
}
|
||||
|
||||
message AgentJob {
|
||||
string job_id = 1; // Unique job identifier (e.g., "discover:eq123")
|
||||
JobType job_type = 2; // DISCOVER or POLL
|
||||
string equipment_id = 3; // Equipment UUID
|
||||
SnmpDevice device = 4; // SNMP connection details
|
||||
repeated SnmpQuery queries = 5; // Queries to execute
|
||||
}
|
||||
|
||||
message AgentJobList {
|
||||
repeated AgentJob jobs = 1;
|
||||
}
|
||||
|
||||
message SnmpDevice {
|
||||
string ip = 1;
|
||||
string community = 2;
|
||||
string version = 3; // "1", "2c", or "3"
|
||||
uint32 port = 4;
|
||||
}
|
||||
|
||||
message SnmpQuery {
|
||||
QueryType query_type = 1;
|
||||
repeated string oids = 2; // OIDs to query (GET) or walk (WALK)
|
||||
}
|
||||
|
||||
message SnmpResult {
|
||||
string equipment_id = 1;
|
||||
JobType job_type = 2;
|
||||
map<string, string> oid_values = 3; // OID → value mapping
|
||||
int64 timestamp = 4; // Unix timestamp in seconds
|
||||
}
|
||||
|
||||
message AgentHeartbeat {
|
||||
string version = 1;
|
||||
string hostname = 2;
|
||||
uint64 uptime_seconds = 3;
|
||||
string ip_address = 4; // Agent's IP address
|
||||
}
|
||||
|
||||
message AgentError {
|
||||
string equipment_id = 1;
|
||||
string job_id = 2;
|
||||
string message = 3;
|
||||
int64 timestamp = 4;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,458 +0,0 @@
|
|||
defmodule ToweropsWeb.Api.AgentControllerTest do
|
||||
use ToweropsWeb.ConnCase
|
||||
|
||||
import Towerops.AccountsFixtures
|
||||
|
||||
alias Towerops.Agent.InterfaceStat
|
||||
alias Towerops.Agent.Metric
|
||||
alias Towerops.Agent.MetricBatch
|
||||
alias Towerops.Agent.SensorReading
|
||||
alias Towerops.Agents
|
||||
alias Towerops.Repo
|
||||
alias Towerops.Snmp.Device
|
||||
alias Towerops.Snmp.Interface
|
||||
alias Towerops.Snmp.Sensor
|
||||
|
||||
setup do
|
||||
user = user_fixture()
|
||||
|
||||
{:ok, organization} =
|
||||
Towerops.Organizations.create_organization(%{name: "Test Org"}, user.id)
|
||||
|
||||
{:ok, agent_token, token} = Agents.create_agent_token(organization.id, "Test Agent")
|
||||
|
||||
%{organization: organization, agent_token: agent_token, token: token}
|
||||
end
|
||||
|
||||
describe "GET /api/v1/agent/config" do
|
||||
test "requires authentication", %{conn: conn} do
|
||||
conn = get(conn, ~p"/api/v1/agent/config")
|
||||
assert json_response(conn, 401)
|
||||
end
|
||||
|
||||
test "returns config for authenticated agent with no equipment", %{conn: conn, token: token} do
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> get(~p"/api/v1/agent/config")
|
||||
|
||||
assert %{
|
||||
"version" => "1.0",
|
||||
"poll_interval_seconds" => 60,
|
||||
"equipment" => []
|
||||
} = json_response(conn, 200)
|
||||
end
|
||||
|
||||
test "returns config with equipment without SNMP device", %{
|
||||
conn: conn,
|
||||
token: token,
|
||||
organization: org,
|
||||
agent_token: agent_token
|
||||
} do
|
||||
{:ok, site} =
|
||||
Towerops.Sites.create_site(%{
|
||||
name: "Test Site",
|
||||
organization_id: org.id
|
||||
})
|
||||
|
||||
{:ok, equipment} =
|
||||
Towerops.Equipment.create_equipment(%{
|
||||
name: "Test Router",
|
||||
ip_address: "192.168.1.1",
|
||||
snmp_enabled: true,
|
||||
snmp_version: "2c",
|
||||
snmp_community: "public",
|
||||
site_id: site.id
|
||||
})
|
||||
|
||||
{:ok, _assignment} = Agents.assign_equipment_to_agent(agent_token.id, equipment.id)
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> get(~p"/api/v1/agent/config")
|
||||
|
||||
response = json_response(conn, 200)
|
||||
|
||||
assert %{
|
||||
"version" => "1.0",
|
||||
"poll_interval_seconds" => 60,
|
||||
"equipment" => [equipment_config]
|
||||
} = response
|
||||
|
||||
assert equipment_config["id"] == equipment.id
|
||||
assert equipment_config["sensors"] == []
|
||||
assert equipment_config["interfaces"] == []
|
||||
end
|
||||
|
||||
test "returns config with assigned equipment", %{
|
||||
conn: conn,
|
||||
token: token,
|
||||
organization: org,
|
||||
agent_token: agent_token
|
||||
} do
|
||||
{:ok, site} =
|
||||
Towerops.Sites.create_site(%{
|
||||
name: "Test Site",
|
||||
organization_id: org.id
|
||||
})
|
||||
|
||||
{:ok, equipment} =
|
||||
Towerops.Equipment.create_equipment(%{
|
||||
name: "Test Router",
|
||||
ip_address: "192.168.1.1",
|
||||
snmp_enabled: true,
|
||||
snmp_version: "2c",
|
||||
snmp_community: "public",
|
||||
snmp_port: 161,
|
||||
check_interval_seconds: 120,
|
||||
site_id: site.id
|
||||
})
|
||||
|
||||
device =
|
||||
%Device{}
|
||||
|> Device.changeset(%{
|
||||
equipment_id: equipment.id,
|
||||
sys_name: "Test Device",
|
||||
sys_descr: "Test Description"
|
||||
})
|
||||
|> Repo.insert!()
|
||||
|
||||
sensor =
|
||||
%Sensor{}
|
||||
|> Sensor.changeset(%{
|
||||
snmp_device_id: device.id,
|
||||
sensor_type: "temperature",
|
||||
sensor_index: "1",
|
||||
sensor_oid: "1.2.3.4"
|
||||
})
|
||||
|> Repo.insert!()
|
||||
|
||||
interface =
|
||||
%Interface{}
|
||||
|> Interface.changeset(%{
|
||||
snmp_device_id: device.id,
|
||||
if_index: 1,
|
||||
if_name: "GigabitEthernet0/1"
|
||||
})
|
||||
|> Repo.insert!()
|
||||
|
||||
{:ok, _assignment} = Agents.assign_equipment_to_agent(agent_token.id, equipment.id)
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> get(~p"/api/v1/agent/config")
|
||||
|
||||
response = json_response(conn, 200)
|
||||
|
||||
assert %{
|
||||
"version" => "1.0",
|
||||
"poll_interval_seconds" => 60,
|
||||
"equipment" => [equipment_config]
|
||||
} = response
|
||||
|
||||
assert equipment_config["id"] == equipment.id
|
||||
assert equipment_config["name"] == "Test Router"
|
||||
assert equipment_config["ip_address"] == "192.168.1.1"
|
||||
assert equipment_config["snmp"]["enabled"] == true
|
||||
assert equipment_config["snmp"]["version"] == "2c"
|
||||
assert equipment_config["snmp"]["community"] == "public"
|
||||
assert equipment_config["snmp"]["port"] == 161
|
||||
assert equipment_config["poll_interval_seconds"] == 120
|
||||
|
||||
assert length(equipment_config["sensors"]) == 1
|
||||
sensor_config = hd(equipment_config["sensors"])
|
||||
assert sensor_config["id"] == sensor.id
|
||||
assert sensor_config["type"] == "temperature"
|
||||
assert sensor_config["oid"] == "1.2.3.4"
|
||||
|
||||
assert length(equipment_config["interfaces"]) == 1
|
||||
interface_config = hd(equipment_config["interfaces"])
|
||||
assert interface_config["id"] == interface.id
|
||||
assert interface_config["if_index"] == 1
|
||||
assert interface_config["if_name"] == "GigabitEthernet0/1"
|
||||
end
|
||||
|
||||
test "returns equipment with hierarchical agent assignment", %{
|
||||
conn: conn,
|
||||
token: token,
|
||||
organization: org,
|
||||
agent_token: agent_token
|
||||
} do
|
||||
# Create another agent
|
||||
{:ok, other_agent, _other_token} =
|
||||
Agents.create_agent_token(org.id, "Other Agent")
|
||||
|
||||
# Set organization default to other_agent
|
||||
{:ok, _org} =
|
||||
Towerops.Organizations.update_organization(org, %{
|
||||
default_agent_token_id: other_agent.id
|
||||
})
|
||||
|
||||
# Create site1 with no agent (will inherit org default)
|
||||
{:ok, site1} =
|
||||
Towerops.Sites.create_site(%{
|
||||
name: "Site 1",
|
||||
organization_id: org.id
|
||||
})
|
||||
|
||||
# Create site2 with explicit agent assignment to our agent
|
||||
{:ok, site2} =
|
||||
Towerops.Sites.create_site(%{
|
||||
name: "Site 2",
|
||||
organization_id: org.id,
|
||||
agent_token_id: agent_token.id
|
||||
})
|
||||
|
||||
# Create site3 with no agent (will inherit org default)
|
||||
{:ok, site3} =
|
||||
Towerops.Sites.create_site(%{
|
||||
name: "Site 3",
|
||||
organization_id: org.id
|
||||
})
|
||||
|
||||
# Equipment 1: Directly assigned to our agent (highest priority)
|
||||
{:ok, equipment1} =
|
||||
Towerops.Equipment.create_equipment(%{
|
||||
name: "Equipment 1",
|
||||
ip_address: "192.168.1.1",
|
||||
snmp_enabled: true,
|
||||
snmp_version: "2c",
|
||||
snmp_community: "public",
|
||||
site_id: site1.id
|
||||
})
|
||||
|
||||
{:ok, _} = Agents.assign_equipment_to_agent(agent_token.id, equipment1.id)
|
||||
|
||||
# Equipment 2: At site2, inherits from site (our agent)
|
||||
{:ok, equipment2} =
|
||||
Towerops.Equipment.create_equipment(%{
|
||||
name: "Equipment 2",
|
||||
ip_address: "192.168.1.2",
|
||||
snmp_enabled: true,
|
||||
snmp_version: "2c",
|
||||
snmp_community: "public",
|
||||
site_id: site2.id
|
||||
})
|
||||
|
||||
# Equipment 3: At site3, inherits from org default (other agent) - should NOT be returned
|
||||
{:ok, _equipment3} =
|
||||
Towerops.Equipment.create_equipment(%{
|
||||
name: "Equipment 3",
|
||||
ip_address: "192.168.1.3",
|
||||
snmp_enabled: true,
|
||||
snmp_version: "2c",
|
||||
snmp_community: "public",
|
||||
site_id: site3.id
|
||||
})
|
||||
|
||||
# Equipment 4: SNMP disabled - should NOT be returned
|
||||
{:ok, _equipment4} =
|
||||
Towerops.Equipment.create_equipment(%{
|
||||
name: "Equipment 4",
|
||||
ip_address: "192.168.1.4",
|
||||
snmp_enabled: false,
|
||||
site_id: site1.id
|
||||
})
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> get(~p"/api/v1/agent/config")
|
||||
|
||||
response = json_response(conn, 200)
|
||||
|
||||
assert %{"equipment" => equipment_list} = response
|
||||
assert length(equipment_list) == 2
|
||||
|
||||
# Verify equipment IDs match
|
||||
equipment_ids = Enum.map(equipment_list, & &1["id"])
|
||||
assert equipment1.id in equipment_ids
|
||||
assert equipment2.id in equipment_ids
|
||||
end
|
||||
end
|
||||
|
||||
describe "POST /api/v1/agent/metrics" do
|
||||
test "requires authentication", %{conn: conn} do
|
||||
conn = post(conn, ~p"/api/v1/agent/metrics", %{"metrics" => []})
|
||||
assert json_response(conn, 401)
|
||||
end
|
||||
|
||||
test "accepts valid metrics", %{conn: conn, token: token} do
|
||||
metrics = [
|
||||
%{
|
||||
"type" => "sensor_reading",
|
||||
"sensor_id" => Ecto.UUID.generate(),
|
||||
"value" => 45.5,
|
||||
"status" => "ok",
|
||||
"timestamp" => DateTime.to_iso8601(DateTime.utc_now())
|
||||
},
|
||||
%{
|
||||
"type" => "interface_stat",
|
||||
"interface_id" => Ecto.UUID.generate(),
|
||||
"if_in_octets" => 1_234_567,
|
||||
"if_out_octets" => 9_876_543,
|
||||
"if_in_errors" => 0,
|
||||
"if_out_errors" => 0,
|
||||
"if_in_discards" => 0,
|
||||
"if_out_discards" => 0,
|
||||
"timestamp" => DateTime.to_iso8601(DateTime.utc_now())
|
||||
}
|
||||
]
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> post(~p"/api/v1/agent/metrics", %{"metrics" => metrics})
|
||||
|
||||
assert %{"status" => "accepted", "received" => 2} = json_response(conn, 200)
|
||||
end
|
||||
|
||||
test "accepts protobuf metrics", %{conn: conn, token: token} do
|
||||
# Create protobuf metrics
|
||||
sensor_reading = %SensorReading{
|
||||
sensor_id: Ecto.UUID.generate(),
|
||||
value: 45.5,
|
||||
status: "ok",
|
||||
timestamp: DateTime.to_unix(DateTime.utc_now())
|
||||
}
|
||||
|
||||
interface_stat = %InterfaceStat{
|
||||
interface_id: Ecto.UUID.generate(),
|
||||
if_in_octets: 1_234_567,
|
||||
if_out_octets: 9_876_543,
|
||||
if_in_errors: 0,
|
||||
if_out_errors: 0,
|
||||
if_in_discards: 0,
|
||||
if_out_discards: 0,
|
||||
timestamp: DateTime.to_unix(DateTime.utc_now())
|
||||
}
|
||||
|
||||
batch = %MetricBatch{
|
||||
metrics: [
|
||||
%Metric{metric_type: {:sensor_reading, sensor_reading}},
|
||||
%Metric{metric_type: {:interface_stat, interface_stat}}
|
||||
]
|
||||
}
|
||||
|
||||
# Encode to protobuf binary
|
||||
encoded = MetricBatch.encode(batch)
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> put_req_header("content-type", "application/x-protobuf")
|
||||
|> post(~p"/api/v1/agent/metrics", encoded)
|
||||
|
||||
assert %{"status" => "accepted", "received" => 2} = json_response(conn, 200)
|
||||
end
|
||||
|
||||
test "handles protobuf metrics with unknown types", %{conn: conn, token: token} do
|
||||
# Create metric with unknown type (by using empty metric_type)
|
||||
batch = %MetricBatch{
|
||||
metrics: [
|
||||
%Metric{metric_type: nil}
|
||||
]
|
||||
}
|
||||
|
||||
encoded = MetricBatch.encode(batch)
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> put_req_header("content-type", "application/x-protobuf")
|
||||
|> post(~p"/api/v1/agent/metrics", encoded)
|
||||
|
||||
# Unknown types are filtered out, so received count is 0
|
||||
assert %{"status" => "accepted", "received" => 0} = json_response(conn, 200)
|
||||
end
|
||||
|
||||
test "handles JSON metrics with unknown types", %{conn: conn, token: token} do
|
||||
metrics = [
|
||||
%{
|
||||
"type" => "unknown_type",
|
||||
"some_field" => "value"
|
||||
}
|
||||
]
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> post(~p"/api/v1/agent/metrics", %{"metrics" => metrics})
|
||||
|
||||
assert %{"status" => "accepted", "received" => 1} = json_response(conn, 200)
|
||||
end
|
||||
|
||||
test "handles metrics with nil timestamp", %{conn: conn, token: token} do
|
||||
metrics = [
|
||||
%{
|
||||
"type" => "sensor_reading",
|
||||
"sensor_id" => Ecto.UUID.generate(),
|
||||
"value" => 45.5,
|
||||
"status" => "ok",
|
||||
"timestamp" => nil
|
||||
}
|
||||
]
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> post(~p"/api/v1/agent/metrics", %{"metrics" => metrics})
|
||||
|
||||
assert %{"status" => "accepted", "received" => 1} = json_response(conn, 200)
|
||||
end
|
||||
|
||||
test "handles metrics with invalid ISO8601 timestamp", %{conn: conn, token: token} do
|
||||
metrics = [
|
||||
%{
|
||||
"type" => "sensor_reading",
|
||||
"sensor_id" => Ecto.UUID.generate(),
|
||||
"value" => 45.5,
|
||||
"status" => "ok",
|
||||
"timestamp" => "invalid-date-string"
|
||||
}
|
||||
]
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> post(~p"/api/v1/agent/metrics", %{"metrics" => metrics})
|
||||
|
||||
assert %{"status" => "accepted", "received" => 1} = json_response(conn, 200)
|
||||
end
|
||||
end
|
||||
|
||||
describe "POST /api/v1/agent/heartbeat" do
|
||||
test "requires authentication", %{conn: conn} do
|
||||
conn = post(conn, ~p"/api/v1/agent/heartbeat", %{})
|
||||
assert json_response(conn, 401)
|
||||
end
|
||||
|
||||
test "updates heartbeat with metadata", %{
|
||||
conn: conn,
|
||||
token: token,
|
||||
agent_token: agent_token
|
||||
} do
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token}")
|
||||
|> post(~p"/api/v1/agent/heartbeat", %{
|
||||
"version" => "0.1.0",
|
||||
"hostname" => "test-agent",
|
||||
"uptime_seconds" => 3600
|
||||
})
|
||||
|
||||
assert %{"status" => "ok"} = json_response(conn, 200)
|
||||
|
||||
# Give the async task time to complete
|
||||
Process.sleep(100)
|
||||
|
||||
updated_token = Repo.get!(Agents.AgentToken, agent_token.id)
|
||||
assert updated_token.last_seen_at
|
||||
assert updated_token.metadata["version"] == "0.1.0"
|
||||
assert updated_token.metadata["hostname"] == "test-agent"
|
||||
assert updated_token.metadata["uptime_seconds"] == 3600
|
||||
end
|
||||
end
|
||||
end
|
||||
|
|
@ -1,120 +0,0 @@
|
|||
defmodule ToweropsWeb.Plugs.AgentAuthTest do
|
||||
use ToweropsWeb.ConnCase, async: false
|
||||
|
||||
import Towerops.AccountsFixtures
|
||||
|
||||
alias Towerops.Agents
|
||||
alias ToweropsWeb.Plugs.AgentAuth
|
||||
|
||||
setup %{conn: conn} do
|
||||
user = user_fixture()
|
||||
{:ok, organization} = Towerops.Organizations.create_organization(%{name: "Test Org"}, user.id)
|
||||
|
||||
{:ok, agent_token, token_string} = Agents.create_agent_token(organization.id, "Test Agent")
|
||||
|
||||
# Set format to json for API endpoint
|
||||
conn =
|
||||
conn
|
||||
|> Plug.Conn.fetch_query_params()
|
||||
|> Phoenix.Controller.put_format("json")
|
||||
|
||||
%{conn: conn, organization: organization, agent_token: agent_token, token_string: token_string}
|
||||
end
|
||||
|
||||
describe "init/1" do
|
||||
test "returns options unchanged" do
|
||||
opts = [some: :option]
|
||||
assert AgentAuth.init(opts) == opts
|
||||
end
|
||||
end
|
||||
|
||||
describe "call/2" do
|
||||
test "authenticates valid Bearer token", %{conn: conn, agent_token: agent_token, token_string: token_string} do
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token_string}")
|
||||
|> AgentAuth.call([])
|
||||
|
||||
assert conn.assigns.current_agent_token.id == agent_token.id
|
||||
refute conn.halted
|
||||
end
|
||||
|
||||
test "rejects missing authorization header", %{conn: conn} do
|
||||
conn = AgentAuth.call(conn, [])
|
||||
|
||||
assert conn.status == 401
|
||||
assert conn.halted
|
||||
end
|
||||
|
||||
test "rejects invalid Bearer token format", %{conn: conn} do
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "InvalidFormat token123")
|
||||
|> AgentAuth.call([])
|
||||
|
||||
assert conn.status == 401
|
||||
assert conn.halted
|
||||
end
|
||||
|
||||
test "rejects malformed Bearer token", %{conn: conn} do
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer")
|
||||
|> AgentAuth.call([])
|
||||
|
||||
assert conn.status == 401
|
||||
assert conn.halted
|
||||
end
|
||||
|
||||
test "rejects invalid token value", %{conn: conn} do
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer invalid_token_value")
|
||||
|> AgentAuth.call([])
|
||||
|
||||
assert conn.status == 401
|
||||
assert conn.halted
|
||||
end
|
||||
|
||||
test "updates agent token heartbeat", %{
|
||||
conn: conn,
|
||||
agent_token: agent_token,
|
||||
token_string: token_string
|
||||
} do
|
||||
# Get initial last_seen_at
|
||||
initial_agent_token = Agents.get_agent_token!(agent_token.id)
|
||||
initial_last_seen = initial_agent_token.last_seen_at
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{token_string}")
|
||||
|> AgentAuth.call([])
|
||||
|
||||
# In test environment, heartbeat update is synchronous
|
||||
# Verify heartbeat was updated
|
||||
updated_agent_token = Agents.get_agent_token!(agent_token.id)
|
||||
|
||||
if initial_last_seen do
|
||||
assert DateTime.compare(updated_agent_token.last_seen_at, initial_last_seen) in [:gt, :eq]
|
||||
else
|
||||
assert updated_agent_token.last_seen_at
|
||||
end
|
||||
|
||||
assert updated_agent_token.last_ip == "127.0.0.1"
|
||||
refute conn.halted
|
||||
end
|
||||
|
||||
test "handles token verification error gracefully", %{conn: conn} do
|
||||
# Use a token that looks valid but doesn't exist
|
||||
fake_token = String.duplicate("a", 32)
|
||||
|
||||
conn =
|
||||
conn
|
||||
|> put_req_header("authorization", "Bearer #{fake_token}")
|
||||
|> AgentAuth.call([])
|
||||
|
||||
assert conn.status == 401
|
||||
assert conn.halted
|
||||
end
|
||||
end
|
||||
end
|
||||
Loading…
Add table
Reference in a new issue