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.gitignore
vendored
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.gitignore
vendored
@@ -1,3 +1,7 @@
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*
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!*/
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||||||
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!*.*
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||||||
*.exe
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*.exe
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*.exe~
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*.exe~
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*.dll
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*.dll
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474
README.md
474
README.md
@@ -2,14 +2,476 @@
|
|||||||
|
|
||||||
Gateway between multiple HomesteadRelay's and the HomesteadToGo Bot.
|
Gateway between multiple HomesteadRelay's and the HomesteadToGo Bot.
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
## dev notes
|
## HomesteadGateway Developer Documentation
|
||||||
|
|
||||||
perhaps drop database, instead
|
## Overview
|
||||||
|
|
||||||
|
HomesteadGateway is a WebSocket-based message routing gateway that facilitates bidirectional communication between game server mods/plugins and external bots (e.g., Discord bots). It acts as a relay, routing messages based on channel identifiers and managing message queues when endpoints are offline.
|
||||||
|
|
||||||
|
**Key Features:**
|
||||||
|
- WebSocket-based real-time communication
|
||||||
|
- Channel-based message routing
|
||||||
|
- Automatic message queuing for offline recipients
|
||||||
|
- API key authentication
|
||||||
|
- Connection keep-alive via ping/pong
|
||||||
|
- Support for multiple concurrent mod connections per channel
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Quick Start
|
||||||
|
|
||||||
|
1. Start the gateway (build/run your application that embeds the WebSocket gateway).
|
||||||
|
2. Connect a client to the WebSocket endpoint:
|
||||||
|
- URL: `ws://<host>:<port>/sync?api_key=<your_api_key>`
|
||||||
|
3. Immediately send a handshake JSON with type `mod` or `bot`.
|
||||||
|
4. On success, you’ll receive `{"status":"connected","type":"mod|bot"}`.
|
||||||
|
5. Exchange messages as JSON.
|
||||||
|
|
||||||
|
See the full details below.
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Architecture
|
||||||
|
|
||||||
|
### Connection Types
|
||||||
|
|
||||||
|
The gateway supports two types of connections:
|
||||||
|
|
||||||
|
1. **Mod Connection** - Game server mods/plugins that send and receive player messages
|
||||||
|
2. **Bot Connection** - External bots (typically Discord) that bridge messages to/from other platforms
|
||||||
|
|
||||||
|
### Message Flow
|
||||||
|
|
||||||
```
|
```
|
||||||
Mod -> websocket /register { server_id, channel_id } // grabbed from mod config
|
Mod (Server) ←→ Gateway ←→ Bot (Discord)
|
||||||
Bot -> websocket /ready { channel_id } // ready if Mod with fitting channel_id has called /register
|
↓ ↓
|
||||||
Gateway -> memory cache (server_id -> channel_id; channel_id -> server_id) // mem enough
|
Channel A Channel A
|
||||||
Mod/Bot -> websocket /ws { ... } -> Bot/Mod // sync
|
|
||||||
```
|
```
|
||||||
|
|
||||||
|
Messages are routed based on `channel_id`:
|
||||||
|
- **Mod → Bot**: Messages from a mod are forwarded to the bot
|
||||||
|
- **Bot → Mod**: Messages from a bot are forwarded to the mod registered for that channel
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Connection Setup
|
||||||
|
|
||||||
|
### Endpoint
|
||||||
|
|
||||||
|
```
|
||||||
|
ws://<host>:<port>/sync?api_key=<your_api_key>
|
||||||
|
```
|
||||||
|
|
||||||
|
**Default Port:** 3333 (configurable)
|
||||||
|
|
||||||
|
### Authentication
|
||||||
|
|
||||||
|
Authentication is performed via API key, which can be provided in two ways:
|
||||||
|
|
||||||
|
1. **Query Parameter** (recommended):
|
||||||
|
```
|
||||||
|
ws://localhost:3333/sync?api_key=gateway
|
||||||
|
```
|
||||||
|
|
||||||
|
2. **HTTP Header**:
|
||||||
|
```
|
||||||
|
X-API-Key: gateway
|
||||||
|
```
|
||||||
|
|
||||||
|
### Connection Timeout
|
||||||
|
|
||||||
|
After connecting, you **must** send a handshake message within **60 seconds** or the connection will be closed.
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Handshake Protocol
|
||||||
|
|
||||||
|
### Step 1: Establish WebSocket Connection
|
||||||
|
|
||||||
|
Connect to the `/sync` endpoint with your API key.
|
||||||
|
|
||||||
|
### Step 2: Send Handshake Message
|
||||||
|
|
||||||
|
Immediately after connecting, send a JSON handshake message:
|
||||||
|
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"type": "mod", // or "bot"
|
||||||
|
"data": { ... }
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
#### Mod Handshake
|
||||||
|
|
||||||
|
For game server mods/plugins:
|
||||||
|
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"type": "mod",
|
||||||
|
"data": {
|
||||||
|
"server_id": "minecraft-server-001",
|
||||||
|
"channel_id": "123456789"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
**Fields:**
|
||||||
|
- `server_id` (string, required): Unique identifier for your server instance
|
||||||
|
- `channel_id` (string, required): The Discord channel ID (or equivalent) this mod serves
|
||||||
|
|
||||||
|
#### Bot Handshake
|
||||||
|
|
||||||
|
For bots (Discord bots, etc.):
|
||||||
|
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"type": "bot",
|
||||||
|
"data": {
|
||||||
|
"bot_id": "discord-bot-123"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
**Fields:**
|
||||||
|
- `bot_id` (string, required): The bots ID
|
||||||
|
|
||||||
|
**Note:** Only **one bot connection** is allowed at a time. Trying to connect a new bot will result in an `409 Conflict` Error.
|
||||||
|
|
||||||
|
### Step 3: Receive Acknowledgment
|
||||||
|
|
||||||
|
After sending the handshake, wait for an acknowledgment:
|
||||||
|
|
||||||
|
**Success Response:**
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"status": "connected",
|
||||||
|
"type": "mod|bot"
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
**Error Responses:**
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"message": "Malformed handshake.",
|
||||||
|
"code": 400
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"message": "Bot already connected.",
|
||||||
|
"code": 409
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
### Step 4: Begin Message Exchange
|
||||||
|
|
||||||
|
Once acknowledged, the connection is established and you can start sending/receiving messages.
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Message Protocol
|
||||||
|
|
||||||
|
### Sending Messages
|
||||||
|
|
||||||
|
After handshake, send messages as JSON:
|
||||||
|
|
||||||
|
#### From Mod to Bot
|
||||||
|
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"msg_id": "msg-unique-123",
|
||||||
|
"id": "minecraft-server-001",
|
||||||
|
"destination": {
|
||||||
|
"channel_id": "123456789"
|
||||||
|
},
|
||||||
|
"author": {
|
||||||
|
"id": "player-uuid-abc",
|
||||||
|
"name": "PlayerName"
|
||||||
|
},
|
||||||
|
"content": "Hello from the game server!",
|
||||||
|
"meta": {
|
||||||
|
"server_name": "Survival Server",
|
||||||
|
"world": "overworld"
|
||||||
|
},
|
||||||
|
"ts": "2025-12-08T10:30:00Z"
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
**Required Fields:**
|
||||||
|
- `msg_id` (string): Unique message identifier (generate client-side)
|
||||||
|
- `id` (string): Server ID (must match your handshake `server_id`)
|
||||||
|
- `destination.channel_id` (string): Target channel ID
|
||||||
|
- `author.id` (string): User/player identifier
|
||||||
|
- `content` (string): Message content (non-empty)
|
||||||
|
|
||||||
|
**Optional Fields:**
|
||||||
|
- `author.name` (string): Display name for the author
|
||||||
|
- `meta` (object): Additional metadata (arbitrary key-value pairs)
|
||||||
|
- `ts` (RFC3339 timestamp): Message timestamp (defaults to server time if omitted)
|
||||||
|
|
||||||
|
#### From Bot to Mod
|
||||||
|
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"msg_id": "discord-msg-456",
|
||||||
|
"id": "123456789",
|
||||||
|
"author": {
|
||||||
|
"id": "discord-user-789",
|
||||||
|
"name": "DiscordUser"
|
||||||
|
},
|
||||||
|
"content": "Hello from Discord!",
|
||||||
|
"meta": {
|
||||||
|
"platform": "discord",
|
||||||
|
"roles": ["admin"]
|
||||||
|
},
|
||||||
|
"ts": "2025-12-08T10:31:00Z"
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
**Required Fields:**
|
||||||
|
- `msg_id` (string): Unique message identifier
|
||||||
|
- `id` (string): Channel ID (from which channel the message originates)
|
||||||
|
- `author.id` (string): User identifier
|
||||||
|
- `content` (string): Message content (non-empty)
|
||||||
|
|
||||||
|
**Optional Fields:**
|
||||||
|
- `author.name` (string): Display name
|
||||||
|
- `meta` (object): Additional metadata
|
||||||
|
- `ts` (RFC3339 timestamp): Message timestamp
|
||||||
|
|
||||||
|
**Note:** Bot messages do **not** include a `destination` field, as the channel ID in `id` determines routing.
|
||||||
|
|
||||||
|
### Receiving Messages
|
||||||
|
|
||||||
|
Messages are received as JSON in the same format they were sent:
|
||||||
|
|
||||||
|
#### Mod Receives (from Bot)
|
||||||
|
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"type": "bot",
|
||||||
|
"channel_id": "123456789",
|
||||||
|
"author": {
|
||||||
|
"id": "discord-user-789",
|
||||||
|
"name": "DiscordUser"
|
||||||
|
},
|
||||||
|
"content": "Hello from Discord!",
|
||||||
|
"meta": {
|
||||||
|
"platform": "discord"
|
||||||
|
},
|
||||||
|
"ts": "2025-12-08T10:31:00Z",
|
||||||
|
"received_at": "2025-12-08T10:31:00.123Z",
|
||||||
|
"forwarded_at": "2025-12-08T10:31:00.125Z"
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
#### Bot Receives (from Mod)
|
||||||
|
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"type": "mod",
|
||||||
|
"channel_id": "123456789",
|
||||||
|
"author": {
|
||||||
|
"id": "player-uuid-abc",
|
||||||
|
"name": "PlayerName"
|
||||||
|
},
|
||||||
|
"content": "Hello from the game server!",
|
||||||
|
"meta": {
|
||||||
|
"server_name": "Survival Server"
|
||||||
|
},
|
||||||
|
"ts": "2025-12-08T10:30:00Z",
|
||||||
|
"received_at": "2025-12-08T10:30:00.100Z",
|
||||||
|
"forwarded_at": "2025-12-08T10:30:00.102Z"
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
**Additional Fields in Received Messages:**
|
||||||
|
- `type` (string): Origin type ("mod" or "bot")
|
||||||
|
- `channel_id` (string): The channel this message belongs to
|
||||||
|
- `received_at` (RFC3339): When gateway received the message
|
||||||
|
- `forwarded_at` (RFC3339): When gateway forwarded the message
|
||||||
|
|
||||||
|
### Message Acknowledgments
|
||||||
|
|
||||||
|
After sending each message, you'll receive an acknowledgment:
|
||||||
|
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"status": "completed",
|
||||||
|
"type": "mod"
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
**Status Values:**
|
||||||
|
|
||||||
|
- `completed`: Message was delivered immediately to recipient
|
||||||
|
- `queued`: Recipient is offline; message queued for later delivery
|
||||||
|
- `failed`: Message could not be delivered or queued
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Message Queuing
|
||||||
|
|
||||||
|
When a recipient is offline, messages are automatically queued:
|
||||||
|
|
||||||
|
- **Queue Size:** Configurable (default: 8 messages per channel)
|
||||||
|
- **Queue Behavior:** Circular buffer (oldest messages are overwritten when full)
|
||||||
|
- **Flush Trigger:** When recipient reconnects, all queued messages are delivered
|
||||||
|
|
||||||
|
### Example Flow
|
||||||
|
|
||||||
|
1. Mod sends message while bot is offline → Message queued
|
||||||
|
2. Bot connects and completes handshake → All queued messages flushed to bot
|
||||||
|
3. Bot sends message while mod is offline → Message queued
|
||||||
|
4. Mod connects → Queued messages flushed to mod
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Keep-Alive & Ping/Pong
|
||||||
|
|
||||||
|
The gateway sends **WebSocket ping messages every 30 seconds** to maintain connections.
|
||||||
|
|
||||||
|
**Client Responsibilities:**
|
||||||
|
1. **Respond to pings**: Your WebSocket library should automatically handle pong responses
|
||||||
|
2. **Handle pongs**: Set a pong handler to reset read deadlines
|
||||||
|
3. **Read Deadline**: The gateway sets a 60-second read deadline, reset on each pong
|
||||||
|
|
||||||
|
### Example (Go)
|
||||||
|
|
||||||
|
```go
|
||||||
|
conn.SetPongHandler(func(appData string) error {
|
||||||
|
conn.SetReadDeadline(time.Now().Add(60 * time.Second))
|
||||||
|
return nil
|
||||||
|
})
|
||||||
|
```
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Error Handling
|
||||||
|
|
||||||
|
### Connection Errors
|
||||||
|
|
||||||
|
**Handshake Errors:**
|
||||||
|
- `400` - Malformed handshake JSON
|
||||||
|
- `401` - Invalid or missing API key
|
||||||
|
- `409` - Bot already connected (only for bot handshakes)
|
||||||
|
- `500` - Internal server error
|
||||||
|
|
||||||
|
**Message Errors:**
|
||||||
|
- `400` - Malformed message (missing required fields)
|
||||||
|
|
||||||
|
Errors are sent as JSON:
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"message": "Malformed message.",
|
||||||
|
"code": 400
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
### Validation Rules
|
||||||
|
|
||||||
|
Messages are validated on receipt:
|
||||||
|
- `id` must not be empty
|
||||||
|
- `msg_id` must not be empty
|
||||||
|
- `author.id` must not be empty
|
||||||
|
- `content` must not be empty
|
||||||
|
- For mod messages: `destination.channel_id` must not be empty
|
||||||
|
|
||||||
|
### Websocket Closures
|
||||||
|
|
||||||
|
- `1000` - Normal closure
|
||||||
|
- `1001` - Going away
|
||||||
|
|
||||||
|
Handle other WebSocket closures as unexpected errors.
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Rate Limits & Restrictions
|
||||||
|
|
||||||
|
- **Message Size Limit:** 2 MB per message (configurable)
|
||||||
|
- **Read Limit:** Messages exceeding the limit will close the connection
|
||||||
|
- **Concurrent Mods:** Multiple mods *can* connect to the same channel ID (different server IDs)
|
||||||
|
- **Concurrent Bots:** Only **one bot connection** allowed globally
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Best Practices
|
||||||
|
|
||||||
|
### 1. Generate Unique Message IDs
|
||||||
|
Always generate unique `msg_id` values for each message. Consider using:
|
||||||
|
- UUID v4
|
||||||
|
- Timestamp + random suffix
|
||||||
|
- Sequential counter with prefix
|
||||||
|
|
||||||
|
### 2. Handle Reconnections
|
||||||
|
Implement automatic reconnection logic with exponential backoff:
|
||||||
|
```
|
||||||
|
1st retry: 1 second
|
||||||
|
2nd retry: 2 seconds
|
||||||
|
3rd retry: 4 seconds
|
||||||
|
Max: 30 seconds
|
||||||
|
```
|
||||||
|
|
||||||
|
### 3. Set Appropriate Timeouts
|
||||||
|
- Write timeout: 5 seconds (same as Gateway)
|
||||||
|
- Read timeout: 60 seconds (reset on pong)
|
||||||
|
|
||||||
|
### 4. Validate Before Sending
|
||||||
|
Check required fields locally before sending to avoid validation errors.
|
||||||
|
|
||||||
|
### 5. Monitor Acknowledgments
|
||||||
|
Track acknowledgment statuses:
|
||||||
|
- `completed`: Message delivered
|
||||||
|
- `queued`: Message queued
|
||||||
|
- `failed`: Log and potentially retry
|
||||||
|
|
||||||
|
### 6. Use Metadata
|
||||||
|
The `meta` field is used for:
|
||||||
|
- Server information (server name, region, version)
|
||||||
|
- User context (roles, permissions)
|
||||||
|
- Message context (reply-to, thread-id)
|
||||||
|
|
||||||
|
### 7. Thread-Safe Writes
|
||||||
|
Use mutex/locks when writing to WebSocket from multiple threads.
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
|
||||||
|
## API Reference
|
||||||
|
|
||||||
|
### Endpoints
|
||||||
|
|
||||||
|
#### `GET /sync`
|
||||||
|
WebSocket upgrade endpoint for mod/bot connections.
|
||||||
|
|
||||||
|
**Query Parameters:**
|
||||||
|
- `api_key` (required): Authentication token
|
||||||
|
|
||||||
|
#### `GET /health`
|
||||||
|
Health check endpoint.
|
||||||
|
|
||||||
|
**Response:**
|
||||||
|
```json
|
||||||
|
{
|
||||||
|
"status": "healthy"
|
||||||
|
}
|
||||||
|
```
|
||||||
|
|
||||||
|
---
|
||||||
|
|
||||||
|
## Configuration
|
||||||
|
|
||||||
|
Gateway configuration (`config.toml`):
|
||||||
|
|
||||||
|
```toml
|
||||||
|
[gateway]
|
||||||
|
http_port = 3333 # WebSocket port
|
||||||
|
websocket = "gateway" # API key
|
||||||
|
body_size = 1 # Max message size in MB
|
||||||
|
queue_max = 8 # Messages per channel queue
|
||||||
|
```
|
||||||
|
|
||||||
|
---
|
||||||
|
|||||||
122
bot.go
122
bot.go
@@ -5,10 +5,14 @@ package main
|
|||||||
import (
|
import (
|
||||||
"encoding/json"
|
"encoding/json"
|
||||||
"flag"
|
"flag"
|
||||||
|
"fmt"
|
||||||
"log"
|
"log"
|
||||||
|
"math/rand"
|
||||||
"net/url"
|
"net/url"
|
||||||
"os"
|
"os"
|
||||||
"os/signal"
|
"os/signal"
|
||||||
|
"sync"
|
||||||
|
"sync/atomic"
|
||||||
"syscall"
|
"syscall"
|
||||||
"time"
|
"time"
|
||||||
|
|
||||||
@@ -18,8 +22,12 @@ import (
|
|||||||
const (
|
const (
|
||||||
gatewayURL = "ws://localhost:3333/sync"
|
gatewayURL = "ws://localhost:3333/sync"
|
||||||
apiKey = "gateway"
|
apiKey = "gateway"
|
||||||
// must match the mod's channel id used by your mod simulator
|
channelID = "123456789"
|
||||||
channelID = "123456789"
|
)
|
||||||
|
|
||||||
|
var (
|
||||||
|
minInterval = 500 * time.Millisecond
|
||||||
|
maxInterval = 5 * time.Second
|
||||||
)
|
)
|
||||||
|
|
||||||
type Handshake struct {
|
type Handshake struct {
|
||||||
@@ -28,7 +36,7 @@ type Handshake struct {
|
|||||||
}
|
}
|
||||||
|
|
||||||
type BotHandshake struct {
|
type BotHandshake struct {
|
||||||
ChannelId string `json:"channel_id"` // match gateway field exactly
|
BotID string `json:"bot_id"`
|
||||||
}
|
}
|
||||||
|
|
||||||
type GatewayAck struct {
|
type GatewayAck struct {
|
||||||
@@ -56,12 +64,21 @@ type GatewayMessageIn struct {
|
|||||||
ReceivedAt time.Time `json:"-"`
|
ReceivedAt time.Time `json:"-"`
|
||||||
}
|
}
|
||||||
|
|
||||||
|
func randomDuration(min, max time.Duration) time.Duration {
|
||||||
|
if max <= min {
|
||||||
|
return min
|
||||||
|
}
|
||||||
|
diff := int64(max - min)
|
||||||
|
n := rand.Int63n(diff)
|
||||||
|
return min + time.Duration(n)
|
||||||
|
}
|
||||||
|
|
||||||
func main() {
|
func main() {
|
||||||
var (
|
rand.Seed(time.Now().UnixNano())
|
||||||
botID = flag.String("bot", "sim-bot-1", "bot id")
|
|
||||||
sendAfter = flag.Duration("send-after", 0, "optional: send a bot->mod message after this delay (e.g. 2s)")
|
botID := flag.String("bot", "sim-bot-1", "bot id")
|
||||||
sendMsg = flag.String("msg", "Hello from bot!", "optional bot->mod test message content")
|
sendAfter := flag.Duration("send-after", 0, "optional: send a bot->mod message after this delay (e.g. 2s)")
|
||||||
)
|
sendMsg := flag.String("msg", "Hello from bot!", "optional bot->mod test message content")
|
||||||
flag.Parse()
|
flag.Parse()
|
||||||
|
|
||||||
interrupt := make(chan os.Signal, 1)
|
interrupt := make(chan os.Signal, 1)
|
||||||
@@ -75,43 +92,48 @@ func main() {
|
|||||||
q.Set("api_key", apiKey)
|
q.Set("api_key", apiKey)
|
||||||
u.RawQuery = q.Encode()
|
u.RawQuery = q.Encode()
|
||||||
|
|
||||||
log.Printf("Connecting to %s", u.String())
|
|
||||||
conn, _, err := websocket.DefaultDialer.Dial(u.String(), nil)
|
conn, _, err := websocket.DefaultDialer.Dial(u.String(), nil)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
log.Fatalf("Failed to connect: %v", err)
|
log.Fatalf("Failed to connect: %v", err)
|
||||||
}
|
}
|
||||||
// we intentionally don't defer conn.Close() here immediately; we'll do on shutdown
|
defer conn.Close()
|
||||||
log.Println("Connected to gateway")
|
|
||||||
|
var writeMu sync.Mutex
|
||||||
|
|
||||||
// handle server pings by replying a Pong (safe)
|
|
||||||
conn.SetPingHandler(func(appData string) error {
|
conn.SetPingHandler(func(appData string) error {
|
||||||
log.Println("Received ping from server, sending pong")
|
writeMu.Lock()
|
||||||
return conn.WriteControl(websocket.PongMessage, []byte(appData), time.Now().Add(5*time.Second))
|
err := conn.WriteControl(websocket.PongMessage, []byte(appData), time.Now().Add(5*time.Second))
|
||||||
|
writeMu.Unlock()
|
||||||
|
if err != nil {
|
||||||
|
log.Printf("Failed to send pong: %v", err)
|
||||||
|
return err
|
||||||
|
}
|
||||||
|
return nil
|
||||||
})
|
})
|
||||||
|
|
||||||
// send bot handshake (must at least include bot_id)
|
bhs := BotHandshake{BotID: "discord-bot"}
|
||||||
bhs := BotHandshake{ChannelId: channelID}
|
|
||||||
data, err := json.Marshal(bhs)
|
data, err := json.Marshal(bhs)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
_ = conn.Close()
|
_ = conn.Close()
|
||||||
log.Fatalf("Failed to marshal bot handshake: %v", err)
|
log.Fatalf("Failed to marshal bot handshake: %v", err)
|
||||||
}
|
}
|
||||||
hs := Handshake{Type: "bot", Data: data}
|
hs := Handshake{Type: "bot", Data: data}
|
||||||
|
|
||||||
|
writeMu.Lock()
|
||||||
if err := conn.WriteJSON(hs); err != nil {
|
if err := conn.WriteJSON(hs); err != nil {
|
||||||
|
writeMu.Unlock()
|
||||||
_ = conn.Close()
|
_ = conn.Close()
|
||||||
log.Fatalf("Failed to send handshake: %v", err)
|
log.Fatalf("Failed to send handshake: %v", err)
|
||||||
}
|
}
|
||||||
log.Println("Handshake sent (bot)")
|
writeMu.Unlock()
|
||||||
|
|
||||||
// Instead of ReadJSON, read raw message so we can see whatever the server returns (or why it closes).
|
|
||||||
// This avoids a silent parsing failure if server returns non-JSON or closes immediately.
|
|
||||||
conn.SetReadDeadline(time.Now().Add(10 * time.Second))
|
conn.SetReadDeadline(time.Now().Add(10 * time.Second))
|
||||||
msgType, raw, err := conn.ReadMessage()
|
msgType, raw, err := conn.ReadMessage()
|
||||||
if err != nil {
|
if err != nil {
|
||||||
_ = conn.Close()
|
_ = conn.Close()
|
||||||
log.Fatalf("Failed to read handshake response: %v", err)
|
log.Fatalf("Failed to read handshake response: %v", err)
|
||||||
}
|
}
|
||||||
_ = conn.SetReadDeadline(time.Time{}) // clear deadline
|
_ = conn.SetReadDeadline(time.Time{})
|
||||||
|
|
||||||
if msgType == websocket.TextMessage || msgType == websocket.BinaryMessage {
|
if msgType == websocket.TextMessage || msgType == websocket.BinaryMessage {
|
||||||
log.Printf("Raw handshake reply: %s", string(raw))
|
log.Printf("Raw handshake reply: %s", string(raw))
|
||||||
@@ -122,11 +144,11 @@ func main() {
|
|||||||
log.Printf("Parsed ack: status=%q, type=%q", ack.Status, ack.Type)
|
log.Printf("Parsed ack: status=%q, type=%q", ack.Status, ack.Type)
|
||||||
}
|
}
|
||||||
} else {
|
} else {
|
||||||
log.Printf("Handshake reply was control frame or unexpected type=%d", msgType)
|
log.Printf("Handshake reply type=%d", msgType)
|
||||||
}
|
}
|
||||||
|
|
||||||
// From here, start the normal read loop.
|
|
||||||
done := make(chan struct{})
|
done := make(chan struct{})
|
||||||
|
|
||||||
go func() {
|
go func() {
|
||||||
defer close(done)
|
defer close(done)
|
||||||
for {
|
for {
|
||||||
@@ -139,20 +161,20 @@ func main() {
|
|||||||
}
|
}
|
||||||
return
|
return
|
||||||
}
|
}
|
||||||
|
|
||||||
if msgType == websocket.TextMessage || msgType == websocket.BinaryMessage {
|
if msgType == websocket.TextMessage || msgType == websocket.BinaryMessage {
|
||||||
log.Printf("Received from gateway: %s", string(message))
|
log.Printf("Received from gateway: %s", string(message))
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}()
|
}()
|
||||||
|
|
||||||
// optionally send a bot->mod message after a delay
|
var msgCounter uint64 = 1
|
||||||
|
|
||||||
if *sendAfter > 0 {
|
if *sendAfter > 0 {
|
||||||
go func() {
|
go func() {
|
||||||
time.Sleep(*sendAfter)
|
time.Sleep(*sendAfter)
|
||||||
msg := GatewayMessageIn{
|
msg := GatewayMessageIn{
|
||||||
MsgID: "bot-msg-001",
|
MsgID: fmt.Sprintf("bot-msg-%06d", atomic.AddUint64(&msgCounter, 1)),
|
||||||
ID: channelID, // bot reports channel id as ID
|
ID: channelID,
|
||||||
Author: User{
|
Author: User{
|
||||||
ID: *botID,
|
ID: *botID,
|
||||||
Name: "SimBot",
|
Name: "SimBot",
|
||||||
@@ -160,20 +182,55 @@ func main() {
|
|||||||
Content: *sendMsg,
|
Content: *sendMsg,
|
||||||
Ts: time.Now().UTC(),
|
Ts: time.Now().UTC(),
|
||||||
}
|
}
|
||||||
// set a write deadline
|
writeMu.Lock()
|
||||||
_ = conn.SetWriteDeadline(time.Now().Add(5 * time.Second))
|
_ = conn.SetWriteDeadline(time.Now().Add(5 * time.Second))
|
||||||
if err := conn.WriteJSON(msg); err != nil {
|
if err := conn.WriteJSON(msg); err != nil {
|
||||||
log.Printf("Failed to send bot->mod test message: %v", err)
|
log.Printf("Failed to send bot->mod test message: %v", err)
|
||||||
return
|
} else {
|
||||||
|
log.Printf("Sent bot->mod test message (channel=%s)", channelID)
|
||||||
}
|
}
|
||||||
log.Printf("Sent bot->mod test message (channel=%s)", channelID)
|
|
||||||
_ = conn.SetWriteDeadline(time.Time{})
|
_ = conn.SetWriteDeadline(time.Time{})
|
||||||
|
writeMu.Unlock()
|
||||||
}()
|
}()
|
||||||
}
|
}
|
||||||
|
|
||||||
log.Println("Bot simulator running. Press Ctrl+C to exit.")
|
go func() {
|
||||||
|
for {
|
||||||
|
select {
|
||||||
|
case <-done:
|
||||||
|
return
|
||||||
|
default:
|
||||||
|
}
|
||||||
|
d := randomDuration(minInterval, maxInterval)
|
||||||
|
select {
|
||||||
|
case <-done:
|
||||||
|
return
|
||||||
|
case <-time.After(d):
|
||||||
|
msgNum := atomic.AddUint64(&msgCounter, 1)
|
||||||
|
msg := GatewayMessageIn{
|
||||||
|
MsgID: fmt.Sprintf("sim-bot-msg-%06d", msgNum),
|
||||||
|
ID: channelID,
|
||||||
|
Author: User{
|
||||||
|
ID: fmt.Sprintf("%s-%d", *botID, msgNum%1000),
|
||||||
|
Name: fmt.Sprintf("SimBot%d", msgNum%1000),
|
||||||
|
},
|
||||||
|
Content: fmt.Sprintf("Automated bot message #%d (delay %s)", msgNum, d),
|
||||||
|
Ts: time.Now().UTC(),
|
||||||
|
}
|
||||||
|
writeMu.Lock()
|
||||||
|
_ = conn.SetWriteDeadline(time.Now().Add(5 * time.Second))
|
||||||
|
if err := conn.WriteJSON(msg); err != nil {
|
||||||
|
writeMu.Unlock()
|
||||||
|
log.Printf("Failed to send automated bot message: %v", err)
|
||||||
|
return
|
||||||
|
}
|
||||||
|
_ = conn.SetWriteDeadline(time.Time{})
|
||||||
|
writeMu.Unlock()
|
||||||
|
log.Printf("Sent automated bot message %s", msg.MsgID)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}()
|
||||||
|
|
||||||
// Wait for interrupt or read loop done
|
|
||||||
for {
|
for {
|
||||||
select {
|
select {
|
||||||
case <-done:
|
case <-done:
|
||||||
@@ -182,8 +239,9 @@ func main() {
|
|||||||
return
|
return
|
||||||
case <-interrupt:
|
case <-interrupt:
|
||||||
log.Println("Interrupt received, closing connection...")
|
log.Println("Interrupt received, closing connection...")
|
||||||
// politely close
|
writeMu.Lock()
|
||||||
_ = conn.WriteMessage(websocket.CloseMessage, websocket.FormatCloseMessage(websocket.CloseNormalClosure, ""))
|
_ = conn.WriteMessage(websocket.CloseMessage, websocket.FormatCloseMessage(websocket.CloseNormalClosure, ""))
|
||||||
|
writeMu.Unlock()
|
||||||
select {
|
select {
|
||||||
case <-done:
|
case <-done:
|
||||||
case <-time.After(time.Second):
|
case <-time.After(time.Second):
|
||||||
|
|||||||
@@ -7,10 +7,4 @@ rotation = 3 # in days
|
|||||||
http_port = 3333
|
http_port = 3333
|
||||||
websocket = "gateway"
|
websocket = "gateway"
|
||||||
body_size = 2 # in MB
|
body_size = 2 # in MB
|
||||||
queue_max = 8192
|
queue_max = 8
|
||||||
|
|
||||||
[database]
|
|
||||||
host_dsn = ""
|
|
||||||
username = ""
|
|
||||||
password = ""
|
|
||||||
database = ""
|
|
||||||
|
|||||||
@@ -1,8 +1,6 @@
|
|||||||
package controller
|
package controller
|
||||||
|
|
||||||
import (
|
import "homestead/homestead_gateway/ws"
|
||||||
"homestead/homestead_gateway/ws"
|
|
||||||
)
|
|
||||||
|
|
||||||
type GatewayController struct {
|
type GatewayController struct {
|
||||||
Websocket *ws.WebsocketGateway
|
Websocket *ws.WebsocketGateway
|
||||||
|
|||||||
13
main.go
13
main.go
@@ -3,11 +3,20 @@ package main
|
|||||||
import (
|
import (
|
||||||
"flag"
|
"flag"
|
||||||
"homestead/homestead_gateway/controller"
|
"homestead/homestead_gateway/controller"
|
||||||
|
"homestead/homestead_gateway/util"
|
||||||
"homestead/homestead_gateway/util/config"
|
"homestead/homestead_gateway/util/config"
|
||||||
|
"os"
|
||||||
|
"path"
|
||||||
)
|
)
|
||||||
|
|
||||||
func main() {
|
func main() {
|
||||||
cfgPath := flag.String("config", "config.toml", "configuration file")
|
dir := util.GetPath()
|
||||||
|
if dir == "" {
|
||||||
|
dir, _ = os.Getwd()
|
||||||
|
}
|
||||||
|
|
||||||
|
file := path.Join(dir, "config.toml")
|
||||||
|
cfgPath := flag.String("config", file, "configuration file")
|
||||||
cfg, err := config.LoadConfig(*cfgPath)
|
cfg, err := config.LoadConfig(*cfgPath)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
panic(err)
|
panic(err)
|
||||||
@@ -19,3 +28,5 @@ func main() {
|
|||||||
panic(err)
|
panic(err)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// todo logs from exe not cwd
|
||||||
|
|||||||
133
sim.go
133
sim.go
@@ -4,10 +4,14 @@ package main
|
|||||||
|
|
||||||
import (
|
import (
|
||||||
"encoding/json"
|
"encoding/json"
|
||||||
|
"fmt"
|
||||||
"log"
|
"log"
|
||||||
|
"math/rand"
|
||||||
"net/url"
|
"net/url"
|
||||||
"os"
|
"os"
|
||||||
"os/signal"
|
"os/signal"
|
||||||
|
"sync"
|
||||||
|
"sync/atomic"
|
||||||
"syscall"
|
"syscall"
|
||||||
"time"
|
"time"
|
||||||
|
|
||||||
@@ -19,7 +23,13 @@ const (
|
|||||||
apiKey = "gateway"
|
apiKey = "gateway"
|
||||||
serverID = "test-server-001"
|
serverID = "test-server-001"
|
||||||
// THE CHANNEL ID the mod says it serves. Must match gateway expectation.
|
// THE CHANNEL ID the mod says it serves. Must match gateway expectation.
|
||||||
channelID = "123456789"
|
channelID = "1444253682777587804"
|
||||||
|
)
|
||||||
|
|
||||||
|
// send interval range (random between minInterval and maxInterval)
|
||||||
|
var (
|
||||||
|
minInterval = 500 * time.Millisecond
|
||||||
|
maxInterval = 5 * time.Second
|
||||||
)
|
)
|
||||||
|
|
||||||
type Handshake struct {
|
type Handshake struct {
|
||||||
@@ -59,6 +69,8 @@ type GatewayMessageIn struct {
|
|||||||
}
|
}
|
||||||
|
|
||||||
func main() {
|
func main() {
|
||||||
|
rand.Seed(time.Now().UnixNano())
|
||||||
|
|
||||||
interrupt := make(chan os.Signal, 1)
|
interrupt := make(chan os.Signal, 1)
|
||||||
signal.Notify(interrupt, os.Interrupt, syscall.SIGTERM)
|
signal.Notify(interrupt, os.Interrupt, syscall.SIGTERM)
|
||||||
|
|
||||||
@@ -80,19 +92,19 @@ func main() {
|
|||||||
|
|
||||||
log.Println("Connected to gateway")
|
log.Println("Connected to gateway")
|
||||||
|
|
||||||
// respond to pings (server ping -> client must pong). Using SetPingHandler is fine,
|
var writeMu sync.Mutex
|
||||||
// but WriteControl for Pong is acceptable too.
|
|
||||||
conn.SetPingHandler(func(appData string) error {
|
conn.SetPingHandler(func(appData string) error {
|
||||||
log.Println("Received ping from server, sending pong")
|
log.Println("Received ping from server, sending pong")
|
||||||
err := conn.WriteControl(websocket.PongMessage, []byte(appData), time.Now().Add(5*time.Second))
|
writeMu.Lock()
|
||||||
if err != nil {
|
defer writeMu.Unlock()
|
||||||
|
if err := conn.WriteControl(websocket.PongMessage, []byte(appData), time.Now().Add(5*time.Second)); err != nil {
|
||||||
log.Printf("Failed to send pong: %v", err)
|
log.Printf("Failed to send pong: %v", err)
|
||||||
return err
|
return err
|
||||||
}
|
}
|
||||||
return nil
|
return nil
|
||||||
})
|
})
|
||||||
|
|
||||||
// Build and send handshake including channel id
|
|
||||||
modHS := ModHandshake{
|
modHS := ModHandshake{
|
||||||
ServerID: serverID,
|
ServerID: serverID,
|
||||||
ChannelID: channelID,
|
ChannelID: channelID,
|
||||||
@@ -107,12 +119,14 @@ func main() {
|
|||||||
Data: modHSData,
|
Data: modHSData,
|
||||||
}
|
}
|
||||||
|
|
||||||
|
writeMu.Lock()
|
||||||
if err := conn.WriteJSON(handshake); err != nil {
|
if err := conn.WriteJSON(handshake); err != nil {
|
||||||
|
writeMu.Unlock()
|
||||||
log.Fatalf("Failed to send handshake: %v", err)
|
log.Fatalf("Failed to send handshake: %v", err)
|
||||||
}
|
}
|
||||||
|
writeMu.Unlock()
|
||||||
log.Println("Handshake sent")
|
log.Println("Handshake sent")
|
||||||
|
|
||||||
// Read acknowledgment (some servers might not reply with JSON; handle errors)
|
|
||||||
var ack GatewayAck
|
var ack GatewayAck
|
||||||
if err := conn.ReadJSON(&ack); err != nil {
|
if err := conn.ReadJSON(&ack); err != nil {
|
||||||
log.Fatalf("Failed to read acknowledgment: %v", err)
|
log.Fatalf("Failed to read acknowledgment: %v", err)
|
||||||
@@ -129,62 +143,115 @@ func main() {
|
|||||||
if websocket.IsUnexpectedCloseError(err, websocket.CloseGoingAway, websocket.CloseNormalClosure) {
|
if websocket.IsUnexpectedCloseError(err, websocket.CloseGoingAway, websocket.CloseNormalClosure) {
|
||||||
log.Printf("WebSocket error: %v", err)
|
log.Printf("WebSocket error: %v", err)
|
||||||
} else {
|
} else {
|
||||||
log.Printf("Connection closed: %v", err)
|
log.Printf("Connection closed/read error: %v", err)
|
||||||
}
|
}
|
||||||
return
|
return
|
||||||
}
|
}
|
||||||
if messageType == websocket.TextMessage || messageType == websocket.BinaryMessage {
|
switch messageType {
|
||||||
|
case websocket.TextMessage, websocket.BinaryMessage:
|
||||||
log.Printf("Received from server: %s", string(message))
|
log.Printf("Received from server: %s", string(message))
|
||||||
|
default:
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}()
|
}()
|
||||||
|
|
||||||
// Optional: send a test message after connecting
|
var msgCounter uint64 = 1
|
||||||
time.Sleep(1 * time.Second)
|
|
||||||
testMsg := GatewayMessageIn{
|
|
||||||
MsgID: "test-msg-001",
|
|
||||||
ID: serverID,
|
|
||||||
Destination: Destination{
|
|
||||||
ID: channelID,
|
|
||||||
},
|
|
||||||
Author: User{
|
|
||||||
ID: "player-uuid-123",
|
|
||||||
Name: "TestPlayer",
|
|
||||||
},
|
|
||||||
Content: "Hello from simulated mod!",
|
|
||||||
Ts: time.Now().UTC(),
|
|
||||||
}
|
|
||||||
|
|
||||||
if err := conn.WriteJSON(testMsg); err != nil {
|
func() {
|
||||||
log.Printf("Failed to send test message: %v", err)
|
testMsg := GatewayMessageIn{
|
||||||
} else {
|
MsgID: fmt.Sprintf("test-msg-%06d", atomic.AddUint64(&msgCounter, 1)),
|
||||||
log.Println("Sent test message to gateway")
|
ID: serverID,
|
||||||
}
|
Destination: Destination{
|
||||||
|
ID: channelID,
|
||||||
|
},
|
||||||
|
Author: User{
|
||||||
|
ID: "player-uuid-123",
|
||||||
|
Name: "TestPlayer",
|
||||||
|
},
|
||||||
|
Content: "Hello from simulated mod!",
|
||||||
|
Ts: time.Now().UTC(),
|
||||||
|
}
|
||||||
|
|
||||||
log.Println("Connection established. Responding to pings. Press Ctrl+C to disconnect.")
|
writeMu.Lock()
|
||||||
|
if err := conn.WriteJSON(testMsg); err != nil {
|
||||||
|
log.Printf("Failed to send test message: %v", err)
|
||||||
|
} else {
|
||||||
|
log.Println("Sent initial test message to gateway")
|
||||||
|
}
|
||||||
|
writeMu.Unlock()
|
||||||
|
}()
|
||||||
|
|
||||||
|
go func() {
|
||||||
|
for {
|
||||||
|
d := randomDuration(minInterval, maxInterval)
|
||||||
|
|
||||||
|
select {
|
||||||
|
case <-done:
|
||||||
|
return
|
||||||
|
case <-time.After(d):
|
||||||
|
// build message
|
||||||
|
msgNum := atomic.AddUint64(&msgCounter, 1)
|
||||||
|
msg := GatewayMessageIn{
|
||||||
|
MsgID: fmt.Sprintf("sim-msg-%06d", msgNum),
|
||||||
|
ID: serverID,
|
||||||
|
Destination: Destination{
|
||||||
|
ID: channelID,
|
||||||
|
},
|
||||||
|
Author: User{
|
||||||
|
ID: fmt.Sprintf("sim-user-%d", msgNum%1000),
|
||||||
|
Name: fmt.Sprintf("SimUser%d", msgNum%1000),
|
||||||
|
},
|
||||||
|
Content: fmt.Sprintf("Random interval message #%d (delay %s)", msgNum, d),
|
||||||
|
Ts: time.Now().UTC(),
|
||||||
|
}
|
||||||
|
|
||||||
|
writeMu.Lock()
|
||||||
|
if err := conn.WriteJSON(msg); err != nil {
|
||||||
|
log.Printf("Failed to send simulated message: %v", err)
|
||||||
|
writeMu.Unlock()
|
||||||
|
return
|
||||||
|
}
|
||||||
|
writeMu.Unlock()
|
||||||
|
|
||||||
|
log.Printf("Sent simulated message %s (next wait up to %s)", msg.MsgID, maxInterval)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}()
|
||||||
|
|
||||||
|
log.Println("Connection established. Sending simulated messages at random intervals. Press Ctrl+C to disconnect.")
|
||||||
|
|
||||||
for {
|
for {
|
||||||
select {
|
select {
|
||||||
case <-done:
|
case <-done:
|
||||||
log.Println("Connection closed")
|
log.Println("Connection read loop closed, exiting")
|
||||||
return
|
return
|
||||||
case <-interrupt:
|
case <-interrupt:
|
||||||
log.Println("Interrupt received, closing connection...")
|
log.Println("Interrupt received, closing connection...")
|
||||||
|
|
||||||
|
writeMu.Lock()
|
||||||
err := conn.WriteMessage(
|
err := conn.WriteMessage(
|
||||||
websocket.CloseMessage,
|
websocket.CloseMessage,
|
||||||
websocket.FormatCloseMessage(websocket.CloseNormalClosure, ""),
|
websocket.FormatCloseMessage(websocket.CloseNormalClosure, ""),
|
||||||
)
|
)
|
||||||
|
writeMu.Unlock()
|
||||||
if err != nil {
|
if err != nil {
|
||||||
log.Printf("Write close error: %v", err)
|
log.Printf("Write close error: %v", err)
|
||||||
return
|
|
||||||
}
|
}
|
||||||
|
|
||||||
select {
|
select {
|
||||||
case <-done:
|
case <-done:
|
||||||
case <-time.After(time.Second):
|
case <-time.After(1 * time.Second):
|
||||||
}
|
}
|
||||||
return
|
return
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
func randomDuration(min, max time.Duration) time.Duration {
|
||||||
|
if max <= min {
|
||||||
|
return min
|
||||||
|
}
|
||||||
|
diff := int64(max - min)
|
||||||
|
n := rand.Int63n(diff)
|
||||||
|
return min + time.Duration(n)
|
||||||
|
}
|
||||||
|
|||||||
@@ -3,9 +3,8 @@ package config
|
|||||||
import "log/slog"
|
import "log/slog"
|
||||||
|
|
||||||
type Config struct {
|
type Config struct {
|
||||||
Log LogConfig `toml:"log"`
|
Log LogConfig `toml:"log"`
|
||||||
Gateway GatewayConfig `toml:"gateway"`
|
Gateway GatewayConfig `toml:"gateway"`
|
||||||
Database DatabaseConfig `toml:"database"`
|
|
||||||
}
|
}
|
||||||
|
|
||||||
type GatewayConfig struct {
|
type GatewayConfig struct {
|
||||||
@@ -20,10 +19,3 @@ type LogConfig struct {
|
|||||||
Directory string `toml:"directory"`
|
Directory string `toml:"directory"`
|
||||||
Rotation int `toml:"rotation"`
|
Rotation int `toml:"rotation"`
|
||||||
}
|
}
|
||||||
|
|
||||||
type DatabaseConfig struct {
|
|
||||||
HostDSN string `toml:"host_dsn"`
|
|
||||||
Username string `toml:"username"`
|
|
||||||
Password string `toml:"password"`
|
|
||||||
Database string `toml:"database"`
|
|
||||||
}
|
|
||||||
|
|||||||
@@ -3,6 +3,7 @@ package logger
|
|||||||
import (
|
import (
|
||||||
"context"
|
"context"
|
||||||
"fmt"
|
"fmt"
|
||||||
|
"homestead/homestead_gateway/util"
|
||||||
"homestead/homestead_gateway/util/config"
|
"homestead/homestead_gateway/util/config"
|
||||||
"log/slog"
|
"log/slog"
|
||||||
"os"
|
"os"
|
||||||
@@ -23,6 +24,7 @@ func New(id string, cfg config.LogConfig) (*slog.Logger, func() error, error) {
|
|||||||
cfg.Rotation = 7
|
cfg.Rotation = 7
|
||||||
}
|
}
|
||||||
|
|
||||||
|
cfg.Directory = util.NormalizeLogPath(cfg.Directory)
|
||||||
console := slog.NewTextHandler(&prefixWriter{inner: os.Stderr, prefix: []byte("[" + id + "] "), startLine: true}, &slog.HandlerOptions{AddSource: true, Level: cfg.Level})
|
console := slog.NewTextHandler(&prefixWriter{inner: os.Stderr, prefix: []byte("[" + id + "] "), startLine: true}, &slog.HandlerOptions{AddSource: true, Level: cfg.Level})
|
||||||
router := newFileRouter(cfg.Directory, cfg.Rotation, id)
|
router := newFileRouter(cfg.Directory, cfg.Rotation, id)
|
||||||
root := slogmulti.Fanout(console, router)
|
root := slogmulti.Fanout(console, router)
|
||||||
|
|||||||
51
util/util.go
Normal file
51
util/util.go
Normal file
@@ -0,0 +1,51 @@
|
|||||||
|
package util
|
||||||
|
|
||||||
|
import (
|
||||||
|
"os"
|
||||||
|
"path/filepath"
|
||||||
|
"time"
|
||||||
|
|
||||||
|
"github.com/gorilla/websocket"
|
||||||
|
)
|
||||||
|
|
||||||
|
func GetPath() string {
|
||||||
|
exe, err := os.Executable()
|
||||||
|
if err != nil {
|
||||||
|
return ""
|
||||||
|
}
|
||||||
|
|
||||||
|
exe, err = filepath.EvalSymlinks(exe)
|
||||||
|
if err != nil {
|
||||||
|
}
|
||||||
|
|
||||||
|
return filepath.Dir(exe)
|
||||||
|
}
|
||||||
|
|
||||||
|
func NormalizePath(path string) string {
|
||||||
|
return filepath.Clean(filepath.FromSlash(path))
|
||||||
|
}
|
||||||
|
|
||||||
|
func NormalizeLogPath(path string) string {
|
||||||
|
if filepath.IsAbs(path) {
|
||||||
|
return path
|
||||||
|
}
|
||||||
|
|
||||||
|
return NormalizePath(filepath.Join(GetPath(), path))
|
||||||
|
}
|
||||||
|
|
||||||
|
//
|
||||||
|
|
||||||
|
func CloseConnWithControlMessage(conn *websocket.Conn, typ int, text string) {
|
||||||
|
_ = conn.SetWriteDeadline(time.Now().Add(time.Second))
|
||||||
|
_ = conn.WriteControl(
|
||||||
|
typ, websocket.FormatCloseMessage(typ, text), time.Now().Add(time.Second),
|
||||||
|
)
|
||||||
|
_ = conn.Close()
|
||||||
|
}
|
||||||
|
|
||||||
|
func CloseConn(conn *websocket.Conn) {
|
||||||
|
CloseConnWithControlMessage(
|
||||||
|
conn, websocket.CloseNormalClosure,
|
||||||
|
"Disconnecting.",
|
||||||
|
)
|
||||||
|
}
|
||||||
@@ -68,7 +68,7 @@ func (wsg *WebsocketGateway) handleSync(w http.ResponseWriter, r *http.Request)
|
|||||||
_ = wsg.sendWebsocketResponse(conn, GatewayAck{Status: "connected", Type: "mod"})
|
_ = wsg.sendWebsocketResponse(conn, GatewayAck{Status: "connected", Type: "mod"})
|
||||||
wsg.registry.FlushChannelWithSender(mhs.ChannelID, wsg.flush)
|
wsg.registry.FlushChannelWithSender(mhs.ChannelID, wsg.flush)
|
||||||
|
|
||||||
wsg.logger.Info("Mod connected via Websocket.", "remote", conn.RemoteAddr().String())
|
wsg.logger.Info("Mod connected via Websocket.", "remote", conn.RemoteAddr().String(), "id", mhs.ServerID)
|
||||||
go wsg.read(conn, "mod", mhs.ChannelID)
|
go wsg.read(conn, "mod", mhs.ChannelID)
|
||||||
|
|
||||||
case "bot":
|
case "bot":
|
||||||
@@ -78,12 +78,12 @@ func (wsg *WebsocketGateway) handleSync(w http.ResponseWriter, r *http.Request)
|
|||||||
return
|
return
|
||||||
}
|
}
|
||||||
|
|
||||||
if bhs.ChannelId == "" {
|
if bhs.BotID == "" {
|
||||||
wsg.sendWebsocketError(conn, "Malformed bot handshake.", 400, true)
|
wsg.sendWebsocketError(conn, "Malformed bot handshake.", 400, true)
|
||||||
return
|
return
|
||||||
}
|
}
|
||||||
|
|
||||||
if !wsg.registerConn(conn, "bot", bhs.ChannelId, "") {
|
if !wsg.registerConn(conn, "bot", "", "") {
|
||||||
wsg.sendWebsocketError(conn, "Bot already connected.", 409, true)
|
wsg.sendWebsocketError(conn, "Bot already connected.", 409, true)
|
||||||
return
|
return
|
||||||
}
|
}
|
||||||
@@ -91,8 +91,8 @@ func (wsg *WebsocketGateway) handleSync(w http.ResponseWriter, r *http.Request)
|
|||||||
_ = wsg.sendWebsocketResponse(conn, GatewayAck{Status: "connected", Type: "bot"})
|
_ = wsg.sendWebsocketResponse(conn, GatewayAck{Status: "connected", Type: "bot"})
|
||||||
wsg.registry.FlushAllToBotWithSender(wsg.flush)
|
wsg.registry.FlushAllToBotWithSender(wsg.flush)
|
||||||
|
|
||||||
wsg.logger.Info("Bot connected via Websocket.", "remote", conn.RemoteAddr().String())
|
wsg.logger.Info("Bot connected via Websocket.", "remote", conn.RemoteAddr().String(), "id", bhs.BotID)
|
||||||
go wsg.read(conn, "bot", bhs.ChannelId)
|
go wsg.read(conn, "bot", "")
|
||||||
|
|
||||||
default:
|
default:
|
||||||
wsg.sendWebsocketError(conn, "Unknown handshake.", 400, true)
|
wsg.sendWebsocketError(conn, "Unknown handshake.", 400, true)
|
||||||
|
|||||||
@@ -2,6 +2,7 @@ package ws
|
|||||||
|
|
||||||
import (
|
import (
|
||||||
"fmt"
|
"fmt"
|
||||||
|
"homestead/homestead_gateway/util"
|
||||||
"time"
|
"time"
|
||||||
|
|
||||||
"github.com/gorilla/websocket"
|
"github.com/gorilla/websocket"
|
||||||
@@ -13,14 +14,17 @@ func (q *BoundedQueue) Enqueue(m GatewayMessageOut) bool {
|
|||||||
if q.capacity == 0 {
|
if q.capacity == 0 {
|
||||||
return false
|
return false
|
||||||
}
|
}
|
||||||
|
|
||||||
if q.length < q.capacity {
|
if q.length < q.capacity {
|
||||||
q.buf[(q.start+q.length)%q.capacity] = m
|
q.buf[(q.start+q.length)%q.capacity] = m
|
||||||
q.length++
|
q.length++
|
||||||
return true
|
return true
|
||||||
}
|
}
|
||||||
|
|
||||||
// overwrite oldest
|
// overwrite oldest
|
||||||
q.buf[q.start] = m
|
q.buf[q.start] = m
|
||||||
q.start = (q.start + 1) % q.capacity
|
q.start = (q.start + 1) % q.capacity
|
||||||
|
|
||||||
return true
|
return true
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -30,12 +34,15 @@ func (q *BoundedQueue) PopAll() []GatewayMessageOut {
|
|||||||
if q.length == 0 {
|
if q.length == 0 {
|
||||||
return nil
|
return nil
|
||||||
}
|
}
|
||||||
|
|
||||||
out := make([]GatewayMessageOut, 0, q.length)
|
out := make([]GatewayMessageOut, 0, q.length)
|
||||||
for i := 0; i < q.length; i++ {
|
for i := 0; i < q.length; i++ {
|
||||||
out = append(out, q.buf[(q.start+i)%q.capacity])
|
out = append(out, q.buf[(q.start+i)%q.capacity])
|
||||||
}
|
}
|
||||||
|
|
||||||
q.start = 0
|
q.start = 0
|
||||||
q.length = 0
|
q.length = 0
|
||||||
|
|
||||||
return out
|
return out
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -64,6 +71,19 @@ func (r *Registry) getOrCreate(channel string) *ChannelEntry {
|
|||||||
return e
|
return e
|
||||||
}
|
}
|
||||||
|
|
||||||
|
func (r *Registry) ForEach(cb func(channelID string)) {
|
||||||
|
r.mu.RLock()
|
||||||
|
ids := make([]string, 0, len(r.entries))
|
||||||
|
for id := range r.entries {
|
||||||
|
ids = append(ids, id)
|
||||||
|
}
|
||||||
|
r.mu.RUnlock()
|
||||||
|
|
||||||
|
for _, id := range ids {
|
||||||
|
cb(id)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
//
|
//
|
||||||
|
|
||||||
// RegisterMod : map channel_id -> mod conn (serverID)
|
// RegisterMod : map channel_id -> mod conn (serverID)
|
||||||
@@ -71,9 +91,11 @@ func (r *Registry) RegisterMod(channelID, serverID string, conn *websocket.Conn)
|
|||||||
e := r.getOrCreate(channelID)
|
e := r.getOrCreate(channelID)
|
||||||
e.mu.Lock()
|
e.mu.Lock()
|
||||||
defer e.mu.Unlock()
|
defer e.mu.Unlock()
|
||||||
|
|
||||||
if e.Mod != nil && e.Mod.Conn != nil {
|
if e.Mod != nil && e.Mod.Conn != nil {
|
||||||
_ = e.Mod.Conn.Close()
|
util.CloseConn(e.Mod.Conn)
|
||||||
}
|
}
|
||||||
|
|
||||||
e.Mod = &ConnWrapper{Conn: conn, ServerID: serverID, LastSeen: time.Now()}
|
e.Mod = &ConnWrapper{Conn: conn, ServerID: serverID, LastSeen: time.Now()}
|
||||||
// flush queued bot->mod messages for this channel
|
// flush queued bot->mod messages for this channel
|
||||||
// caller should use FlushChannelWithSender to perform actual sends
|
// caller should use FlushChannelWithSender to perform actual sends
|
||||||
@@ -82,9 +104,11 @@ func (r *Registry) RegisterMod(channelID, serverID string, conn *websocket.Conn)
|
|||||||
// RegisterBot : single connection for bot. after registration call FlushAllToBotWithSender
|
// RegisterBot : single connection for bot. after registration call FlushAllToBotWithSender
|
||||||
func (r *Registry) RegisterBot(conn *websocket.Conn) {
|
func (r *Registry) RegisterBot(conn *websocket.Conn) {
|
||||||
r.botMu.Lock()
|
r.botMu.Lock()
|
||||||
|
|
||||||
if r.bot != nil && r.bot.Conn != nil {
|
if r.bot != nil && r.bot.Conn != nil {
|
||||||
_ = r.bot.Conn.Close()
|
r.UnregisterBot()
|
||||||
}
|
}
|
||||||
|
|
||||||
r.bot = &ConnWrapper{Conn: conn, LastSeen: time.Now()}
|
r.bot = &ConnWrapper{Conn: conn, LastSeen: time.Now()}
|
||||||
r.botMu.Unlock()
|
r.botMu.Unlock()
|
||||||
}
|
}
|
||||||
@@ -103,13 +127,7 @@ func (r *Registry) UnregisterMod(channelID string) {
|
|||||||
e.mu.Unlock()
|
e.mu.Unlock()
|
||||||
|
|
||||||
if modConn != nil && modConn.Conn != nil {
|
if modConn != nil && modConn.Conn != nil {
|
||||||
_ = modConn.Conn.SetWriteDeadline(time.Now().Add(time.Second))
|
util.CloseConn(modConn.Conn)
|
||||||
_ = modConn.Conn.WriteControl(
|
|
||||||
websocket.CloseMessage,
|
|
||||||
websocket.FormatCloseMessage(websocket.CloseNormalClosure, "Disconnecting."),
|
|
||||||
time.Now().Add(time.Second),
|
|
||||||
)
|
|
||||||
_ = modConn.Conn.Close()
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -120,13 +138,7 @@ func (r *Registry) UnregisterBot() {
|
|||||||
r.botMu.Unlock()
|
r.botMu.Unlock()
|
||||||
|
|
||||||
if botConn != nil && botConn.Conn != nil {
|
if botConn != nil && botConn.Conn != nil {
|
||||||
_ = botConn.Conn.SetWriteDeadline(time.Now().Add(time.Second))
|
util.CloseConn(botConn.Conn)
|
||||||
_ = botConn.Conn.WriteControl(
|
|
||||||
websocket.CloseMessage,
|
|
||||||
websocket.FormatCloseMessage(websocket.CloseNormalClosure, "Disconnecting."),
|
|
||||||
time.Now().Add(time.Second),
|
|
||||||
)
|
|
||||||
_ = botConn.Conn.Close()
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -135,11 +147,11 @@ func (r *Registry) Send(channelID string, out GatewayMessageOut, sendOverConn fu
|
|||||||
r.botMu.Lock()
|
r.botMu.Lock()
|
||||||
b := r.bot
|
b := r.bot
|
||||||
r.botMu.Unlock()
|
r.botMu.Unlock()
|
||||||
|
|
||||||
if b != nil && b.Conn != nil {
|
if b != nil && b.Conn != nil {
|
||||||
if err := sendOverConn(b.Conn, out); err == nil {
|
if err := sendOverConn(b.Conn, out); err == nil {
|
||||||
return true, false, nil
|
return true, false, nil
|
||||||
}
|
}
|
||||||
_ = b.Conn.Close()
|
|
||||||
r.UnregisterBot()
|
r.UnregisterBot()
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -147,6 +159,7 @@ func (r *Registry) Send(channelID string, out GatewayMessageOut, sendOverConn fu
|
|||||||
e.mu.Lock()
|
e.mu.Lock()
|
||||||
enq := e.Queue.Enqueue(out)
|
enq := e.Queue.Enqueue(out)
|
||||||
e.mu.Unlock()
|
e.mu.Unlock()
|
||||||
|
|
||||||
if !enq {
|
if !enq {
|
||||||
return false, false, fmt.Errorf("queue disabled")
|
return false, false, fmt.Errorf("queue disabled")
|
||||||
}
|
}
|
||||||
@@ -157,17 +170,18 @@ func (r *Registry) Send(channelID string, out GatewayMessageOut, sendOverConn fu
|
|||||||
e.mu.Lock()
|
e.mu.Lock()
|
||||||
mod := e.Mod
|
mod := e.Mod
|
||||||
e.mu.Unlock()
|
e.mu.Unlock()
|
||||||
|
|
||||||
if mod != nil && mod.Conn != nil {
|
if mod != nil && mod.Conn != nil {
|
||||||
if err := sendOverConn(mod.Conn, out); err == nil {
|
if err := sendOverConn(mod.Conn, out); err == nil {
|
||||||
return true, false, nil
|
return true, false, nil
|
||||||
}
|
}
|
||||||
_ = mod.Conn.Close()
|
|
||||||
r.UnregisterMod(channelID)
|
r.UnregisterMod(channelID)
|
||||||
}
|
}
|
||||||
|
|
||||||
e.mu.Lock()
|
e.mu.Lock()
|
||||||
enq := e.Queue.Enqueue(out)
|
enq := e.Queue.Enqueue(out)
|
||||||
e.mu.Unlock()
|
e.mu.Unlock()
|
||||||
|
|
||||||
if !enq {
|
if !enq {
|
||||||
return false, false, fmt.Errorf("queue disabled")
|
return false, false, fmt.Errorf("queue disabled")
|
||||||
}
|
}
|
||||||
@@ -183,11 +197,13 @@ func (r *Registry) FlushChannelWithSender(channelID string, sendOverConn func(*w
|
|||||||
if e == nil {
|
if e == nil {
|
||||||
return
|
return
|
||||||
}
|
}
|
||||||
|
|
||||||
e.mu.Lock()
|
e.mu.Lock()
|
||||||
if e.Mod == nil || e.Mod.Conn == nil {
|
if e.Mod == nil || e.Mod.Conn == nil {
|
||||||
e.mu.Unlock()
|
e.mu.Unlock()
|
||||||
return
|
return
|
||||||
}
|
}
|
||||||
|
|
||||||
msgs := e.Queue.PopAll()
|
msgs := e.Queue.PopAll()
|
||||||
modConn := e.Mod.Conn
|
modConn := e.Mod.Conn
|
||||||
e.mu.Unlock()
|
e.mu.Unlock()
|
||||||
@@ -221,6 +237,7 @@ func (r *Registry) FlushAllToBotWithSender(sendOverConn func(*websocket.Conn, Ga
|
|||||||
e.mu.Lock()
|
e.mu.Lock()
|
||||||
msgs := e.Queue.PopAll()
|
msgs := e.Queue.PopAll()
|
||||||
e.mu.Unlock()
|
e.mu.Unlock()
|
||||||
|
|
||||||
if len(msgs) == 0 {
|
if len(msgs) == 0 {
|
||||||
continue
|
continue
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -67,19 +67,19 @@ type Destination struct {
|
|||||||
|
|
||||||
type GatewayMessageIn struct {
|
type GatewayMessageIn struct {
|
||||||
Type string
|
Type string
|
||||||
ID string `json:"id"` // where am I from (channel_id or server_id)
|
ID string `json:"id"`
|
||||||
MsgID string `json:"msg_id"` // msg id
|
MsgID string `json:"msg_id"`
|
||||||
Destination Destination `json:"destination,omitempty"` // where do I wanna go (channel_id or empty if from Bot)
|
Destination Destination `json:"destination,omitempty"`
|
||||||
Author User `json:"author"` // who sent the message
|
Author User `json:"author"`
|
||||||
Content string `json:"content"` // message content
|
Content string `json:"content"`
|
||||||
Meta map[string]interface{} `json:"meta,omitempty"` // additional metadata
|
Meta map[string]interface{} `json:"meta,omitempty"`
|
||||||
Ts time.Time `json:"ts,omitempty"` // timestamp
|
Ts time.Time `json:"ts,omitempty"`
|
||||||
ReceivedAt time.Time `json:"-"` // ReceivedAt is populated by gateway (not from mod)
|
ReceivedAt time.Time `json:"-"`
|
||||||
}
|
}
|
||||||
|
|
||||||
type GatewayMessageOut struct {
|
type GatewayMessageOut struct {
|
||||||
Type string `json:"type"` // "mod"|"bot"
|
Type string `json:"type"`
|
||||||
ID string `json:"channel_id,omitempty"` // message.Destination.ID
|
ID string `json:"channel_id,omitempty"`
|
||||||
Author User `json:"author"`
|
Author User `json:"author"`
|
||||||
Content string `json:"content"`
|
Content string `json:"content"`
|
||||||
Meta map[string]interface{} `json:"meta,omitempty"`
|
Meta map[string]interface{} `json:"meta,omitempty"`
|
||||||
@@ -106,5 +106,5 @@ type ModHandshake struct {
|
|||||||
}
|
}
|
||||||
|
|
||||||
type BotHandshake struct {
|
type BotHandshake struct {
|
||||||
ChannelId string `json:"channel_id"`
|
BotID string `json:"bot_id"`
|
||||||
}
|
}
|
||||||
|
|||||||
31
ws/util.go
31
ws/util.go
@@ -4,7 +4,7 @@ import (
|
|||||||
"context"
|
"context"
|
||||||
"encoding/json"
|
"encoding/json"
|
||||||
"errors"
|
"errors"
|
||||||
"log/slog"
|
"homestead/homestead_gateway/util"
|
||||||
"net/http"
|
"net/http"
|
||||||
"strings"
|
"strings"
|
||||||
"time"
|
"time"
|
||||||
@@ -56,7 +56,7 @@ func (wsg *WebsocketGateway) sendWebsocketError(conn *websocket.Conn, message st
|
|||||||
_ = conn.SetWriteDeadline(time.Now().Add(5 * time.Second))
|
_ = conn.SetWriteDeadline(time.Now().Add(5 * time.Second))
|
||||||
_ = conn.WriteJSON(map[string]interface{}{"message": message, "code": code})
|
_ = conn.WriteJSON(map[string]interface{}{"message": message, "code": code})
|
||||||
if close {
|
if close {
|
||||||
_ = conn.Close()
|
util.CloseConn(conn)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -65,7 +65,7 @@ func (wsg *WebsocketGateway) sendWebsocketResponse(conn *websocket.Conn, content
|
|||||||
|
|
||||||
if err := conn.WriteJSON(content); err != nil {
|
if err := conn.WriteJSON(content); err != nil {
|
||||||
wsg.logger.Error("Failed to respond to connection.", "remote", conn.RemoteAddr().String(), "err", err)
|
wsg.logger.Error("Failed to respond to connection.", "remote", conn.RemoteAddr().String(), "err", err)
|
||||||
_ = conn.Close()
|
util.CloseConnWithControlMessage(conn, websocket.CloseAbnormalClosure, "Connection error.")
|
||||||
return err
|
return err
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -99,11 +99,11 @@ func (wsg *WebsocketGateway) validateApiKey(r *http.Request) bool {
|
|||||||
return !(apiKey == "" || apiKey != wsg.apiKey)
|
return !(apiKey == "" || apiKey != wsg.apiKey)
|
||||||
}
|
}
|
||||||
|
|
||||||
func loggingMiddleware(logger *slog.Logger, next http.Handler) http.Handler {
|
func (wsg *WebsocketGateway) loggingMiddleware(next http.Handler) http.Handler {
|
||||||
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
||||||
start := time.Now()
|
start := time.Now()
|
||||||
next.ServeHTTP(w, r)
|
next.ServeHTTP(w, r)
|
||||||
logger.Info("Incoming HTTP request.", "remote", r.RemoteAddr, "path", r.URL.Path, "duration", time.Since(start))
|
wsg.logger.Info("Incoming HTTP request.", "remote", r.RemoteAddr, "path", r.URL.Path, "duration", time.Since(start))
|
||||||
})
|
})
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -140,20 +140,23 @@ func (wsg *WebsocketGateway) closeAll() {
|
|||||||
|
|
||||||
wsg.registry.UnregisterBot()
|
wsg.registry.UnregisterBot()
|
||||||
|
|
||||||
wsg.registry.mu.RLock()
|
wsg.registry.ForEach(func(channelID string) {
|
||||||
channelIDs := make([]string, 0, len(wsg.registry.entries))
|
|
||||||
for channelID := range wsg.registry.entries {
|
|
||||||
channelIDs = append(channelIDs, channelID)
|
|
||||||
}
|
|
||||||
wsg.registry.mu.RUnlock()
|
|
||||||
|
|
||||||
for _, channelID := range channelIDs {
|
|
||||||
wsg.registry.UnregisterMod(channelID)
|
wsg.registry.UnregisterMod(channelID)
|
||||||
}
|
})
|
||||||
}
|
}
|
||||||
|
|
||||||
//
|
//
|
||||||
|
|
||||||
|
func NewUpgrader() websocket.Upgrader {
|
||||||
|
return websocket.Upgrader{
|
||||||
|
ReadBufferSize: 1024,
|
||||||
|
WriteBufferSize: 1024,
|
||||||
|
CheckOrigin: func(r *http.Request) bool {
|
||||||
|
return true // local by default; change for production
|
||||||
|
},
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
func NewRegistry(queueCap int) *Registry {
|
func NewRegistry(queueCap int) *Registry {
|
||||||
return &Registry{
|
return &Registry{
|
||||||
entries: make(map[string]*ChannelEntry),
|
entries: make(map[string]*ChannelEntry),
|
||||||
|
|||||||
142
ws/websocket.go
142
ws/websocket.go
@@ -17,18 +17,12 @@ import (
|
|||||||
|
|
||||||
func NewWebsocketGateway(cfg config.GatewayConfig, logger *slog.Logger, closefn func() error) *WebsocketGateway {
|
func NewWebsocketGateway(cfg config.GatewayConfig, logger *slog.Logger, closefn func() error) *WebsocketGateway {
|
||||||
return &WebsocketGateway{
|
return &WebsocketGateway{
|
||||||
logger: logger,
|
logger: logger,
|
||||||
closeFn: closefn,
|
closeFn: closefn,
|
||||||
port: cfg.HttpPort,
|
port: cfg.HttpPort,
|
||||||
apiKey: cfg.Websocket,
|
apiKey: cfg.Websocket,
|
||||||
registry: NewRegistry(32),
|
upgrader: NewUpgrader(),
|
||||||
upgrader: websocket.Upgrader{
|
registry: NewRegistry(cfg.QueueSize),
|
||||||
ReadBufferSize: 1024,
|
|
||||||
WriteBufferSize: 1024,
|
|
||||||
CheckOrigin: func(r *http.Request) bool {
|
|
||||||
return true // local by default; change for production
|
|
||||||
},
|
|
||||||
},
|
|
||||||
bodySizeBytes: int64(cfg.BodySize) * 1024 * 1024,
|
bodySizeBytes: int64(cfg.BodySize) * 1024 * 1024,
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
@@ -47,7 +41,7 @@ func (wsg *WebsocketGateway) Serve(ctx context.Context, listenAddr string) error
|
|||||||
|
|
||||||
srv := &http.Server{
|
srv := &http.Server{
|
||||||
Addr: listenAddr,
|
Addr: listenAddr,
|
||||||
Handler: loggingMiddleware(wsg.logger, mux),
|
Handler: wsg.loggingMiddleware(mux),
|
||||||
BaseContext: func(l net.Listener) context.Context { return ctx },
|
BaseContext: func(l net.Listener) context.Context { return ctx },
|
||||||
}
|
}
|
||||||
errCh := make(chan error, 1)
|
errCh := make(chan error, 1)
|
||||||
@@ -65,121 +59,6 @@ func (wsg *WebsocketGateway) Serve(ctx context.Context, listenAddr string) error
|
|||||||
|
|
||||||
//
|
//
|
||||||
|
|
||||||
//func (wsg *WebsocketGateway) modReadLoop(conn *websocket.Conn, meta cache.ConnectionMetaData) {
|
|
||||||
// defer func() {
|
|
||||||
// wsg.unregisterConn(conn, meta, "mod")
|
|
||||||
// wsg.logger.Info("Client disconnected.", "remote", conn.RemoteAddr().String(), "server_id", meta.ID)
|
|
||||||
// }()
|
|
||||||
//
|
|
||||||
// ticker := time.NewTicker(30 * time.Second)
|
|
||||||
// defer ticker.Stop()
|
|
||||||
//
|
|
||||||
// go func() {
|
|
||||||
// for range ticker.C {
|
|
||||||
// wsg.sendWebsocketPing(conn)
|
|
||||||
// }
|
|
||||||
// }()
|
|
||||||
//
|
|
||||||
// for {
|
|
||||||
// typ, data, err := conn.ReadMessage()
|
|
||||||
//
|
|
||||||
// if err != nil {
|
|
||||||
// if websocket.IsUnexpectedCloseError(err, websocket.CloseGoingAway, websocket.CloseNormalClosure) {
|
|
||||||
// wsg.logger.Warn("Mod-Client unexpectedly closed the connection.", "err", err)
|
|
||||||
// }
|
|
||||||
// return
|
|
||||||
// }
|
|
||||||
//
|
|
||||||
// if typ != websocket.TextMessage && typ != websocket.BinaryMessage {
|
|
||||||
// continue
|
|
||||||
// }
|
|
||||||
//
|
|
||||||
// var msg GatewayModMessageIn
|
|
||||||
// if err := json.Unmarshal(data, &msg); err != nil {
|
|
||||||
// _ = writeJSONSafe(conn, map[string]string{"error": "invalid json: " + err.Error()})
|
|
||||||
// wsg.logger.Warn("invalid json from mod", "server_id", meta.ID, "remote", conn.RemoteAddr().String(), "err", err)
|
|
||||||
// continue
|
|
||||||
// }
|
|
||||||
//
|
|
||||||
// msg.ReceivedAt = time.Now().UTC()
|
|
||||||
// if err := msg.Validate(); err != nil {
|
|
||||||
// _ = writeJSONSafe(conn, map[string]string{"error": err.Error()})
|
|
||||||
// wsg.logger.Warn("mod message validation failed", "server_id", meta.ID, "remote", conn.RemoteAddr().String(), "err", err)
|
|
||||||
// continue
|
|
||||||
// }
|
|
||||||
//
|
|
||||||
// // Handle the message (forward to bot, enrich, etc.)
|
|
||||||
// if err := wsg.modHandler.Handle(conn, msg); err != nil {
|
|
||||||
// _ = writeJSONSafe(conn, map[string]string{"error": "handler error: " + err.Error()})
|
|
||||||
// wsg.logger.Error("mod handler error", "server_id", meta.ID, "err", err)
|
|
||||||
// continue
|
|
||||||
// }
|
|
||||||
//
|
|
||||||
// _ = writeJSONSafe(conn, map[string]string{"status": "completed"}) // or "queued"
|
|
||||||
// }
|
|
||||||
//}
|
|
||||||
//
|
|
||||||
//func (wsg *WebsocketGateway) botReadLoop(conn *websocket.Conn, meta cache.ConnectionMetaData) {
|
|
||||||
// defer func() {
|
|
||||||
// wsg.unregisterConn(conn, meta, "bot")
|
|
||||||
// wsg.logger.Info("bot disconnected", "bot_id", meta.ID, "remote", conn.RemoteAddr().String())
|
|
||||||
// }()
|
|
||||||
//
|
|
||||||
// pingTicker := time.NewTicker(30 * time.Second)
|
|
||||||
// defer pingTicker.Stop()
|
|
||||||
//
|
|
||||||
// // Send pings in a separate goroutine
|
|
||||||
// go func() {
|
|
||||||
// for range pingTicker.C {
|
|
||||||
// _ = conn.SetWriteDeadline(time.Now().Add(5 * time.Second))
|
|
||||||
// if err := conn.WriteMessage(websocket.PingMessage, nil); err != nil {
|
|
||||||
// wsg.logger.Debug("write ping failed", "bot_id", meta.ID, "err", err)
|
|
||||||
// return
|
|
||||||
// }
|
|
||||||
// wsg.logger.Debug("sent ping to bot", "bot_id", meta.ID)
|
|
||||||
// }
|
|
||||||
// }()
|
|
||||||
//
|
|
||||||
// for {
|
|
||||||
// typ, data, err := conn.ReadMessage()
|
|
||||||
// if err != nil {
|
|
||||||
// if websocket.IsUnexpectedCloseError(err, websocket.CloseGoingAway, websocket.CloseNormalClosure) {
|
|
||||||
// wsg.logger.Warn("unexpected bot close", "bot_id", meta.ID, "err", err)
|
|
||||||
// } else {
|
|
||||||
// wsg.logger.Debug("bot read error", "bot_id", meta.ID, "err", err)
|
|
||||||
// }
|
|
||||||
// return
|
|
||||||
// }
|
|
||||||
//
|
|
||||||
// if typ != websocket.TextMessage && typ != websocket.BinaryMessage {
|
|
||||||
// continue
|
|
||||||
// }
|
|
||||||
//
|
|
||||||
// var msg GatewayBotMessageIn
|
|
||||||
// if err := json.Unmarshal(data, &msg); err != nil {
|
|
||||||
// _ = writeJSONSafe(conn, map[string]string{"error": "invalid json: " + err.Error()})
|
|
||||||
// wsg.logger.Warn("invalid json from bot", "bot_id", meta.ID, "remote", conn.RemoteAddr().String(), "err", err)
|
|
||||||
// continue
|
|
||||||
// }
|
|
||||||
//
|
|
||||||
// msg.ReceivedAt = time.Now().UTC()
|
|
||||||
// if err := msg.Validate(); err != nil {
|
|
||||||
// _ = writeJSONSafe(conn, map[string]string{"error": err.Error()})
|
|
||||||
// wsg.logger.Warn("bot message validation failed", "bot_id", meta.ID, "remote", conn.RemoteAddr().String(), "err", err)
|
|
||||||
// continue
|
|
||||||
// }
|
|
||||||
//
|
|
||||||
// // Handle the message (forward to mod, enrich, etc.)
|
|
||||||
// if err := wsg.botHandler.Handle(conn, msg); err != nil {
|
|
||||||
// _ = writeJSONSafe(conn, map[string]string{"error": "handler error: " + err.Error()})
|
|
||||||
// wsg.logger.Error("bot handler error", "bot_id", meta.ID, "err", err)
|
|
||||||
// continue
|
|
||||||
// }
|
|
||||||
//
|
|
||||||
// _ = writeJSONSafe(conn, map[string]string{"status": "ok"})
|
|
||||||
// }
|
|
||||||
//}
|
|
||||||
|
|
||||||
func (wsg *WebsocketGateway) read(conn *websocket.Conn, _type, channelId string) {
|
func (wsg *WebsocketGateway) read(conn *websocket.Conn, _type, channelId string) {
|
||||||
defer func() {
|
defer func() {
|
||||||
wsg.unregisterConn(_type, channelId)
|
wsg.unregisterConn(_type, channelId)
|
||||||
@@ -249,13 +128,10 @@ func (wsg *WebsocketGateway) read(conn *websocket.Conn, _type, channelId string)
|
|||||||
ForwardedAt: time.Now().UTC(),
|
ForwardedAt: time.Now().UTC(),
|
||||||
}
|
}
|
||||||
|
|
||||||
delivered, queued, err := wsg.registry.Send(out.ID, out, func(c *websocket.Conn, m GatewayMessageOut) error {
|
delivered, queued, err := wsg.registry.Send(outID, out, wsg.flush)
|
||||||
_ = c.SetWriteDeadline(time.Now().Add(5 * time.Second))
|
|
||||||
return c.WriteJSON(m)
|
|
||||||
})
|
|
||||||
|
|
||||||
if err != nil {
|
if err != nil {
|
||||||
wsg.logger.Error("registry send error", "err", err)
|
wsg.logger.Error("Registry queue/delivery error.", "remote", conn.RemoteAddr().String(), "err", err)
|
||||||
_ = wsg.sendWebsocketResponse(conn, GatewayAck{Status: "failed", Type: message.Type})
|
_ = wsg.sendWebsocketResponse(conn, GatewayAck{Status: "failed", Type: message.Type})
|
||||||
continue
|
continue
|
||||||
}
|
}
|
||||||
|
|||||||
Reference in New Issue
Block a user