Feature/migrate python to typescript #5
@@ -0,0 +1,13 @@
|
||||
# LiteLLM (OpenAI-compatible)
|
||||
LITELLM_BASE_URL=https://litellm.app.andreferraro.com/v1
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||||
LITELLM_MODEL=code
|
||||
LITELLM_API_KEY=
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||||
|
||||
# SQLite local
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SQLITE_PATH=data/ticketlab.sqlite
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||||
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||||
# App → lab observability stack (docker compose)
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||||
OTEL_EXPORTER_OTLP_ENDPOINT=http://localhost:4318
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||||
OTEL_SERVICE_NAME=ticketlab
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# Prometheus scrapes host:3000/metrics via host.docker.internal
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PORT=3000
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||||
@@ -9,6 +9,11 @@
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||||
*.key
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||||
node_modules/
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dist/
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data/
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||||
*.sqlite
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||||
*.sqlite-journal
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||||
*.sqlite-wal
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||||
*.sqlite-shm
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||||
.scannerwork/
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||||
graphify-out/
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_plane*
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||||
@@ -8,16 +8,55 @@ Hello world — repositório de testes MCP do TicketLab.
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||||
```bash
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npm ci
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cp .env.example .env # preencha LITELLM_API_KEY
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npm run migrate
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npm start
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||||
```
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||||
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Requires Node.js 22+.
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Requires Node.js 22+ and npm (`package-lock.json`).
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## SQLite
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||||
```bash
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npm run migrate
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```
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Cria/atualiza `SQLITE_PATH` (default `data/ticketlab.sqlite`) com a migration `migrations/001_tickets.sql`.
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||||
|
||||
## LiteLLM
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||||
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||||
Configure no `.env` (veja `.env.example`):
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||||
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||||
- `LITELLM_BASE_URL`
|
||||
- `LITELLM_MODEL`
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||||
- `LITELLM_API_KEY`
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||||
|
||||
## Observability lab stack
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||||
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||||
Local Grafana + Tempo + Loki + OTEL Collector (+ Prometheus):
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||||
|
||||
```bash
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||||
docker compose up -d
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||||
```
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||||
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||||
| What | Where |
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||||
|------|--------|
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||||
| Grafana UI | http://localhost:3001 (`admin` / `admin`) |
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||||
| Demo dashboard | http://localhost:3001/d/ticketlab-demo (folder TicketLab; starred) |
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||||
| OTLP HTTP | `http://localhost:4318` |
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||||
| OTLP gRPC | `localhost:4317` |
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||||
| Tempo | http://localhost:3200 |
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||||
| Loki | http://localhost:3100 |
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||||
| Prometheus | http://localhost:9090 |
|
||||
|
||||
Copy `.env.example` → `.env` for LiteLLM, SQLite e OTLP. Datasources (Prometheus, Loki, Tempo) are provisioned automatically. Stop with `docker compose down`.
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||||
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||||
## Scripts
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||||
- `npm run build` — compile TypeScript to `dist/`
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- `npm start` — run the compiled hello program
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- `npm start` — hello world with OTLP (trace → Tempo, log → Loki, metric → Prometheus)
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||||
- `npm run typecheck` — type-check without emitting
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- `npm run migrate` — apply SQLite migrations
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- `npm test` — build and run tests
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## CI / quality gate
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||||
@@ -0,0 +1,72 @@
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# TicketLab lab observability — Grafana + Tempo + Loki + OTEL Collector (+ Prometheus)
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||||
# Start: docker compose up -d
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||||
# UI: http://localhost:3001 (admin / admin)
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||||
# OTLP: http://localhost:4318 (HTTP) | localhost:4317 (gRPC)
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||||
|
||||
services:
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||||
otel-collector:
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||||
image: otel/opentelemetry-collector-contrib:0.120.0
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||||
command: ["--config=/etc/otelcol/config.yaml"]
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||||
volumes:
|
||||
- ./observability/otel-collector-config.yaml:/etc/otelcol/config.yaml:ro
|
||||
ports:
|
||||
- "4317:4317" # OTLP gRPC
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||||
- "4318:4318" # OTLP HTTP
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||||
- "8889:8889" # collector Prometheus metrics (optional)
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||||
depends_on:
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||||
- tempo
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||||
- loki
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||||
- prometheus
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||||
|
||||
tempo:
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||||
image: grafana/tempo:2.7.1
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||||
command: ["-config.file=/etc/tempo/tempo.yaml"]
|
||||
volumes:
|
||||
- ./observability/tempo.yaml:/etc/tempo/tempo.yaml:ro
|
||||
- tempo-data:/var/tempo
|
||||
ports:
|
||||
- "3200:3200" # Tempo HTTP / API
|
||||
|
||||
loki:
|
||||
image: grafana/loki:3.4.2
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||||
command: ["-config.file=/etc/loki/loki.yaml"]
|
||||
volumes:
|
||||
- ./observability/loki.yaml:/etc/loki/loki.yaml:ro
|
||||
- loki-data:/loki
|
||||
ports:
|
||||
- "3100:3100"
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||||
|
||||
prometheus:
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||||
image: prom/prometheus:v3.2.1
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||||
volumes:
|
||||
- ./observability/prometheus.yml:/etc/prometheus/prometheus.yml:ro
|
||||
- prometheus-data:/prometheus
|
||||
ports:
|
||||
- "9090:9090"
|
||||
# Host scrape: app on the host publishing GET /metrics
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||||
extra_hosts:
|
||||
- "host.docker.internal:host-gateway"
|
||||
|
||||
grafana:
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||||
image: grafana/grafana:11.5.2
|
||||
environment:
|
||||
GF_SECURITY_ADMIN_USER: admin
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||||
GF_SECURITY_ADMIN_PASSWORD: admin
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||||
GF_AUTH_ANONYMOUS_ENABLED: "true"
|
||||
GF_AUTH_ANONYMOUS_ORG_ROLE: Viewer
|
||||
GF_USERS_DEFAULT_THEME: dark
|
||||
volumes:
|
||||
- ./observability/grafana/provisioning:/etc/grafana/provisioning:ro
|
||||
- grafana-data:/var/lib/grafana
|
||||
ports:
|
||||
- "3001:3000"
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||||
depends_on:
|
||||
- tempo
|
||||
- loki
|
||||
- prometheus
|
||||
|
||||
volumes:
|
||||
tempo-data:
|
||||
loki-data:
|
||||
prometheus-data:
|
||||
grafana-data:
|
||||
@@ -0,0 +1,27 @@
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||||
-- TicketLab initial schema (lab / walking skeleton)
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CREATE TABLE IF NOT EXISTS schema_migrations (
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id TEXT PRIMARY KEY NOT NULL,
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||||
applied_at TEXT NOT NULL
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);
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CREATE TABLE IF NOT EXISTS tickets (
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id TEXT PRIMARY KEY NOT NULL,
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||||
description TEXT NOT NULL,
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||||
status TEXT NOT NULL CHECK (status IN ('PENDING', 'CLASSIFIED', 'FAILED')),
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||||
category TEXT CHECK (
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category IS NULL
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OR category IN ('INCIDENT', 'ACCESS_REQUEST', 'BILLING', 'FEATURE_REQUEST', 'OTHER')
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||||
),
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||||
confidence REAL CHECK (
|
||||
confidence IS NULL OR (confidence >= 0 AND confidence <= 1)
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||||
),
|
||||
failure_reason TEXT CHECK (
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||||
failure_reason IS NULL
|
||||
OR failure_reason IN ('AI_TIMEOUT', 'AI_UNAVAILABLE', 'AI_INVALID_RESPONSE')
|
||||
),
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||||
created_at TEXT NOT NULL,
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||||
updated_at TEXT NOT NULL
|
||||
);
|
||||
|
||||
CREATE INDEX IF NOT EXISTS idx_tickets_status ON tickets (status);
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||||
CREATE INDEX IF NOT EXISTS idx_tickets_created_at ON tickets (created_at);
|
||||
@@ -0,0 +1,12 @@
|
||||
apiVersion: 1
|
||||
|
||||
providers:
|
||||
- name: ticketlab
|
||||
orgId: 1
|
||||
folder: TicketLab
|
||||
type: file
|
||||
disableDeletion: false
|
||||
updateIntervalSeconds: 10
|
||||
allowUiUpdates: true
|
||||
options:
|
||||
path: /etc/grafana/provisioning/dashboards/json
|
||||
@@ -0,0 +1,155 @@
|
||||
{
|
||||
"annotations": { "list": [] },
|
||||
"editable": true,
|
||||
"fiscalYearStartMonth": 0,
|
||||
"graphTooltip": 1,
|
||||
"id": null,
|
||||
"links": [],
|
||||
"panels": [
|
||||
{
|
||||
"type": "row",
|
||||
"title": "Metrics",
|
||||
"gridPos": { "h": 1, "w": 24, "x": 0, "y": 0 },
|
||||
"id": 10,
|
||||
"collapsed": false
|
||||
},
|
||||
{
|
||||
"id": 1,
|
||||
"title": "Hello runs (total)",
|
||||
"type": "stat",
|
||||
"gridPos": { "h": 6, "w": 6, "x": 0, "y": 1 },
|
||||
"datasource": { "type": "prometheus", "uid": "prometheus" },
|
||||
"targets": [
|
||||
{
|
||||
"refId": "A",
|
||||
"expr": "otelcol_ticketlab_hello_runs_total{exported_job=\"ticketlab\"}",
|
||||
"legendFormat": "runs"
|
||||
}
|
||||
],
|
||||
"options": {
|
||||
"reduceOptions": { "calcs": ["lastNotNull"], "fields": "", "values": false },
|
||||
"colorMode": "value",
|
||||
"graphMode": "area",
|
||||
"justifyMode": "auto",
|
||||
"orientation": "auto",
|
||||
"textMode": "auto"
|
||||
},
|
||||
"fieldConfig": {
|
||||
"defaults": {
|
||||
"color": { "mode": "thresholds" },
|
||||
"thresholds": {
|
||||
"mode": "absolute",
|
||||
"steps": [
|
||||
{ "color": "blue", "value": null },
|
||||
{ "color": "green", "value": 1 }
|
||||
]
|
||||
},
|
||||
"unit": "short"
|
||||
},
|
||||
"overrides": []
|
||||
}
|
||||
},
|
||||
{
|
||||
"id": 2,
|
||||
"title": "Hello runs over time",
|
||||
"type": "timeseries",
|
||||
"gridPos": { "h": 6, "w": 18, "x": 6, "y": 1 },
|
||||
"datasource": { "type": "prometheus", "uid": "prometheus" },
|
||||
"targets": [
|
||||
{
|
||||
"refId": "A",
|
||||
"expr": "otelcol_ticketlab_hello_runs_total{exported_job=\"ticketlab\"}",
|
||||
"legendFormat": "{{component}}"
|
||||
}
|
||||
],
|
||||
"fieldConfig": {
|
||||
"defaults": {
|
||||
"color": { "mode": "palette-classic" },
|
||||
"custom": {
|
||||
"drawStyle": "line",
|
||||
"lineInterpolation": "smooth",
|
||||
"fillOpacity": 15,
|
||||
"showPoints": "auto",
|
||||
"spanNulls": true
|
||||
},
|
||||
"unit": "short"
|
||||
},
|
||||
"overrides": []
|
||||
},
|
||||
"options": {
|
||||
"legend": { "displayMode": "list", "placement": "bottom", "showLegend": true },
|
||||
"tooltip": { "mode": "single", "sort": "none" }
|
||||
}
|
||||
},
|
||||
{
|
||||
"type": "row",
|
||||
"title": "Logs",
|
||||
"gridPos": { "h": 1, "w": 24, "x": 0, "y": 7 },
|
||||
"id": 11,
|
||||
"collapsed": false
|
||||
},
|
||||
{
|
||||
"id": 3,
|
||||
"title": "TicketLab logs (Loki)",
|
||||
"type": "logs",
|
||||
"gridPos": { "h": 10, "w": 24, "x": 0, "y": 8 },
|
||||
"datasource": { "type": "loki", "uid": "loki" },
|
||||
"targets": [
|
||||
{
|
||||
"refId": "A",
|
||||
"expr": "{service_name=\"ticketlab\"}",
|
||||
"queryType": "range"
|
||||
}
|
||||
],
|
||||
"options": {
|
||||
"showTime": true,
|
||||
"showLabels": true,
|
||||
"showCommonLabels": false,
|
||||
"wrapLogMessage": true,
|
||||
"prettifyLogMessage": true,
|
||||
"enableLogDetails": true,
|
||||
"dedupStrategy": "none",
|
||||
"sortOrder": "Descending"
|
||||
}
|
||||
},
|
||||
{
|
||||
"type": "row",
|
||||
"title": "Tracing",
|
||||
"gridPos": { "h": 1, "w": 24, "x": 0, "y": 18 },
|
||||
"id": 12,
|
||||
"collapsed": false
|
||||
},
|
||||
{
|
||||
"id": 4,
|
||||
"title": "Recent traces (Tempo)",
|
||||
"type": "table",
|
||||
"gridPos": { "h": 10, "w": 24, "x": 0, "y": 19 },
|
||||
"datasource": { "type": "tempo", "uid": "tempo" },
|
||||
"targets": [
|
||||
{
|
||||
"refId": "A",
|
||||
"datasource": { "type": "tempo", "uid": "tempo" },
|
||||
"queryType": "traceql",
|
||||
"query": "{ resource.service.name = \"ticketlab\" }",
|
||||
"limit": 20,
|
||||
"tableType": "traces"
|
||||
}
|
||||
],
|
||||
"options": {
|
||||
"showHeader": true,
|
||||
"cellHeight": "sm",
|
||||
"footer": { "show": false }
|
||||
}
|
||||
}
|
||||
],
|
||||
"refresh": "5s",
|
||||
"schemaVersion": 39,
|
||||
"tags": ["ticketlab", "otel", "demo"],
|
||||
"templating": { "list": [] },
|
||||
"time": { "from": "now-1h", "to": "now" },
|
||||
"timepicker": {},
|
||||
"timezone": "browser",
|
||||
"title": "TicketLab Demo - Metrics / Logs / Traces",
|
||||
"uid": "ticketlab-demo",
|
||||
"version": 1
|
||||
}
|
||||
@@ -0,0 +1,43 @@
|
||||
apiVersion: 1
|
||||
|
||||
datasources:
|
||||
- name: Prometheus
|
||||
type: prometheus
|
||||
uid: prometheus
|
||||
access: proxy
|
||||
url: http://prometheus:9090
|
||||
isDefault: true
|
||||
editable: false
|
||||
|
||||
- name: Loki
|
||||
type: loki
|
||||
uid: loki
|
||||
access: proxy
|
||||
url: http://loki:3100
|
||||
editable: false
|
||||
jsonData:
|
||||
derivedFields:
|
||||
- datasourceUid: tempo
|
||||
matcherRegex: '"trace_id":"(\w+)"'
|
||||
name: TraceID
|
||||
url: "$${__value.raw}"
|
||||
urlDisplayLabel: View trace
|
||||
|
||||
- name: Tempo
|
||||
type: tempo
|
||||
uid: tempo
|
||||
access: proxy
|
||||
url: http://tempo:3200
|
||||
editable: false
|
||||
jsonData:
|
||||
tracesToLogsV2:
|
||||
datasourceUid: loki
|
||||
spanStartTimeShift: "-1h"
|
||||
spanEndTimeShift: "1h"
|
||||
filterByTraceID: true
|
||||
serviceMap:
|
||||
datasourceUid: prometheus
|
||||
nodeGraph:
|
||||
enabled: true
|
||||
lokiSearch:
|
||||
datasourceUid: loki
|
||||
@@ -0,0 +1,35 @@
|
||||
auth_enabled: false
|
||||
|
||||
server:
|
||||
http_listen_port: 3100
|
||||
|
||||
common:
|
||||
instance_addr: 127.0.0.1
|
||||
path_prefix: /loki
|
||||
storage:
|
||||
filesystem:
|
||||
chunks_directory: /loki/chunks
|
||||
rules_directory: /loki/rules
|
||||
replication_factor: 1
|
||||
ring:
|
||||
kvstore:
|
||||
store: inmemory
|
||||
|
||||
schema_config:
|
||||
configs:
|
||||
- from: 2024-01-01
|
||||
store: tsdb
|
||||
object_store: filesystem
|
||||
schema: v13
|
||||
index:
|
||||
prefix: index_
|
||||
period: 24h
|
||||
|
||||
storage_config:
|
||||
filesystem:
|
||||
directory: /loki/chunks
|
||||
|
||||
limits_config:
|
||||
allow_structured_metadata: true
|
||||
reject_old_samples: true
|
||||
reject_old_samples_max_age: 168h
|
||||
@@ -0,0 +1,41 @@
|
||||
receivers:
|
||||
otlp:
|
||||
protocols:
|
||||
grpc:
|
||||
endpoint: 0.0.0.0:4317
|
||||
http:
|
||||
endpoint: 0.0.0.0:4318
|
||||
|
||||
processors:
|
||||
batch: {}
|
||||
|
||||
exporters:
|
||||
otlp/tempo:
|
||||
endpoint: tempo:4317
|
||||
tls:
|
||||
insecure: true
|
||||
|
||||
loki:
|
||||
endpoint: http://loki:3100/loki/api/v1/push
|
||||
|
||||
prometheus:
|
||||
endpoint: 0.0.0.0:8889
|
||||
namespace: otelcol
|
||||
|
||||
debug:
|
||||
verbosity: basic
|
||||
|
||||
service:
|
||||
pipelines:
|
||||
traces:
|
||||
receivers: [otlp]
|
||||
processors: [batch]
|
||||
exporters: [otlp/tempo, debug]
|
||||
logs:
|
||||
receivers: [otlp]
|
||||
processors: [batch]
|
||||
exporters: [loki, debug]
|
||||
metrics:
|
||||
receivers: [otlp]
|
||||
processors: [batch]
|
||||
exporters: [prometheus, debug]
|
||||
@@ -0,0 +1,14 @@
|
||||
global:
|
||||
scrape_interval: 15s
|
||||
|
||||
scrape_configs:
|
||||
# App TicketLab on the host (when GET /metrics exists)
|
||||
- job_name: ticketlab
|
||||
metrics_path: /metrics
|
||||
static_configs:
|
||||
- targets: ["host.docker.internal:3000"]
|
||||
|
||||
# OTEL Collector internal metrics
|
||||
- job_name: otel-collector
|
||||
static_configs:
|
||||
- targets: ["otel-collector:8889"]
|
||||
@@ -0,0 +1,39 @@
|
||||
server:
|
||||
http_listen_port: 3200
|
||||
|
||||
distributor:
|
||||
receivers:
|
||||
otlp:
|
||||
protocols:
|
||||
grpc:
|
||||
endpoint: 0.0.0.0:4317
|
||||
http:
|
||||
endpoint: 0.0.0.0:4318
|
||||
|
||||
ingester:
|
||||
trace_idle_period: 10s
|
||||
max_block_duration: 5m
|
||||
|
||||
compactor:
|
||||
compaction:
|
||||
block_retention: 24h
|
||||
|
||||
storage:
|
||||
trace:
|
||||
backend: local
|
||||
wal:
|
||||
path: /var/tempo/wal
|
||||
local:
|
||||
path: /var/tempo/blocks
|
||||
|
||||
metrics_generator:
|
||||
registry:
|
||||
external_labels:
|
||||
source: tempo
|
||||
storage:
|
||||
path: /var/tempo/generator/wal
|
||||
|
||||
overrides:
|
||||
defaults:
|
||||
metrics_generator:
|
||||
processors: [service-graphs, span-metrics]
|
||||
Generated
+722
@@ -7,7 +7,22 @@
|
||||
"": {
|
||||
"name": "ticketlab-mcp",
|
||||
"version": "0.1.0",
|
||||
"dependencies": {
|
||||
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|
||||
"@opentelemetry/api-logs": "^0.221.0",
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
"@opentelemetry/sdk-metrics": "^2.10.0",
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
"@types/node": "^22.13.10",
|
||||
"typescript": "^5.8.2"
|
||||
},
|
||||
@@ -15,6 +30,264 @@
|
||||
"node": ">=22"
|
||||
}
|
||||
},
|
||||
"node_modules/@opentelemetry/api": {
|
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||||
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|
||||
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||||
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|
||||
}
|
||||
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|
||||
"node_modules/@opentelemetry/api-logs": {
|
||||
"version": "0.221.0",
|
||||
"resolved": "https://registry.npmjs.org/@opentelemetry/api-logs/-/api-logs-0.221.0.tgz",
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||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
},
|
||||
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|
||||
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|
||||
}
|
||||
},
|
||||
"node_modules/@opentelemetry/core": {
|
||||
"version": "2.10.0",
|
||||
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||||
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|
||||
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|
||||
},
|
||||
"node_modules/@opentelemetry/exporter-logs-otlp-http": {
|
||||
"version": "0.221.0",
|
||||
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||||
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||||
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||||
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||||
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|
||||
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||||
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||||
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|
||||
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||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
"version": "0.221.0",
|
||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
"@opentelemetry/resources": "2.10.0",
|
||||
"@opentelemetry/sdk-metrics": "2.10.0"
|
||||
},
|
||||
"engines": {
|
||||
"node": "^18.19.0 || >=20.6.0"
|
||||
},
|
||||
"peerDependencies": {
|
||||
"@opentelemetry/api": "^1.3.0"
|
||||
}
|
||||
},
|
||||
"node_modules/@opentelemetry/exporter-trace-otlp-http": {
|
||||
"version": "0.221.0",
|
||||
"resolved": "https://registry.npmjs.org/@opentelemetry/exporter-trace-otlp-http/-/exporter-trace-otlp-http-0.221.0.tgz",
|
||||
"integrity": "sha512-AySXiKoC+meiWm6zdVj5T2LnPDZuatveBby1cMOeQteIWsYXAUxs8Sru13G2pVSPrUXz6vF+og7QVBX6GdC/oQ==",
|
||||
"license": "Apache-2.0",
|
||||
"dependencies": {
|
||||
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|
||||
"@opentelemetry/otlp-transformer": "0.221.0",
|
||||
"@opentelemetry/sdk-trace": "2.10.0"
|
||||
},
|
||||
"engines": {
|
||||
"node": "^18.19.0 || >=20.6.0"
|
||||
},
|
||||
"peerDependencies": {
|
||||
"@opentelemetry/api": "^1.3.0"
|
||||
}
|
||||
},
|
||||
"node_modules/@opentelemetry/otlp-exporter-base": {
|
||||
"version": "0.221.0",
|
||||
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||||
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||||
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||||
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||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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||||
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|
||||
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|
||||
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|
||||
"node_modules/@opentelemetry/otlp-transformer": {
|
||||
"version": "0.221.0",
|
||||
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||||
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||||
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|
||||
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||||
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||||
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|
||||
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||||
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|
||||
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|
||||
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|
||||
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||||
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||||
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||||
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||||
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||||
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||||
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|
||||
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|
||||
"node_modules/@opentelemetry/resources": {
|
||||
"version": "2.10.0",
|
||||
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||||
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||||
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||||
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|
||||
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|
||||
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|
||||
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||||
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|
||||
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||||
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|
||||
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|
||||
},
|
||||
"node_modules/@opentelemetry/sdk-logs": {
|
||||
"version": "0.221.0",
|
||||
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||||
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||||
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||||
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||||
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||||
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|
||||
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||||
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|
||||
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|
||||
"engines": {
|
||||
"node": "^18.19.0 || >=20.6.0"
|
||||
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|
||||
"peerDependencies": {
|
||||
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|
||||
}
|
||||
},
|
||||
"node_modules/@opentelemetry/sdk-metrics": {
|
||||
"version": "2.10.0",
|
||||
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||||
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||||
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||||
"version": "2.10.0",
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|
||||
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|
||||
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||||
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|
||||
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||||
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|
||||
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|
||||
},
|
||||
"node_modules/@opentelemetry/sdk-trace-node": {
|
||||
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||||
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||||
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||||
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|
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||||
"node_modules/@opentelemetry/semantic-conventions": {
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||||
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||||
"node": ">=0.10.0"
|
||||
}
|
||||
},
|
||||
"node_modules/tar-fs": {
|
||||
"version": "2.1.5",
|
||||
"resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-2.1.5.tgz",
|
||||
"integrity": "sha512-OboTd8mmMhZDNPV+UjQcK9yKAatXu2aJ+r1w4im1Otd4M4fl2hwvdoXUxIYHFTHWK/3y3FarBP70v3vwmGlOxw==",
|
||||
"license": "MIT",
|
||||
"dependencies": {
|
||||
"chownr": "^1.1.1",
|
||||
"mkdirp-classic": "^0.5.2",
|
||||
"pump": "^3.0.0",
|
||||
"tar-stream": "^2.1.4"
|
||||
}
|
||||
},
|
||||
"node_modules/tar-stream": {
|
||||
"version": "2.2.0",
|
||||
"resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-2.2.0.tgz",
|
||||
"integrity": "sha512-ujeqbceABgwMZxEJnk2HDY2DlnUZ+9oEcb1KzTVfYHio0UE6dG71n60d8D2I4qNvleWrrXpmjpt7vZeF1LnMZQ==",
|
||||
"license": "MIT",
|
||||
"dependencies": {
|
||||
"bl": "^4.0.3",
|
||||
"end-of-stream": "^1.4.1",
|
||||
"fs-constants": "^1.0.0",
|
||||
"inherits": "^2.0.3",
|
||||
"readable-stream": "^3.1.1"
|
||||
},
|
||||
"engines": {
|
||||
"node": ">=6"
|
||||
}
|
||||
},
|
||||
"node_modules/tunnel-agent": {
|
||||
"version": "0.6.0",
|
||||
"resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
|
||||
"integrity": "sha512-McnNiV1l8RYeY8tBgEpuodCC1mLUdbSN+CYBL7kJsJNInOP8UjDDEwdk6Mw60vdLLrr5NHKZhMAOSrR2NZuQ+w==",
|
||||
"license": "Apache-2.0",
|
||||
"dependencies": {
|
||||
"safe-buffer": "^5.0.1"
|
||||
},
|
||||
"engines": {
|
||||
"node": "*"
|
||||
}
|
||||
},
|
||||
"node_modules/typescript": {
|
||||
"version": "5.9.3",
|
||||
"resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
|
||||
@@ -45,6 +755,18 @@
|
||||
"integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
|
||||
"dev": true,
|
||||
"license": "MIT"
|
||||
},
|
||||
"node_modules/util-deprecate": {
|
||||
"version": "1.0.2",
|
||||
"resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
|
||||
"integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==",
|
||||
"license": "MIT"
|
||||
},
|
||||
"node_modules/wrappy": {
|
||||
"version": "1.0.2",
|
||||
"resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
|
||||
"integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
|
||||
"license": "ISC"
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
+17
-1
@@ -10,9 +10,25 @@
|
||||
"build": "tsc",
|
||||
"start": "node dist/hello.js",
|
||||
"typecheck": "tsc --noEmit",
|
||||
"test": "npm run build && node --test dist/hello.test.js"
|
||||
"migrate": "npm run build && node dist/db/migrate.js",
|
||||
"test": "npm run build && node --test dist/**/*.test.js"
|
||||
},
|
||||
"dependencies": {
|
||||
"@opentelemetry/api": "^1.9.1",
|
||||
"@opentelemetry/api-logs": "^0.221.0",
|
||||
"@opentelemetry/exporter-logs-otlp-http": "^0.221.0",
|
||||
"@opentelemetry/exporter-metrics-otlp-http": "^0.221.0",
|
||||
"@opentelemetry/exporter-trace-otlp-http": "^0.221.0",
|
||||
"@opentelemetry/resources": "^2.10.0",
|
||||
"@opentelemetry/sdk-logs": "^0.221.0",
|
||||
"@opentelemetry/sdk-metrics": "^2.10.0",
|
||||
"@opentelemetry/sdk-trace-base": "^2.10.0",
|
||||
"@opentelemetry/sdk-trace-node": "^2.10.0",
|
||||
"@opentelemetry/semantic-conventions": "^1.43.0",
|
||||
"better-sqlite3": "^11.9.1"
|
||||
},
|
||||
"devDependencies": {
|
||||
"@types/better-sqlite3": "^7.6.12",
|
||||
"@types/node": "^22.13.10",
|
||||
"typescript": "^5.8.2"
|
||||
}
|
||||
|
||||
@@ -0,0 +1,29 @@
|
||||
import { mkdtempSync, rmSync } from "node:fs";
|
||||
import { tmpdir } from "node:os";
|
||||
import { join } from "node:path";
|
||||
import assert from "node:assert/strict";
|
||||
import test from "node:test";
|
||||
import Database from "better-sqlite3";
|
||||
import { migrate } from "./migrate.js";
|
||||
|
||||
test("migrate creates tickets table on a fresh sqlite file", () => {
|
||||
const dir = mkdtempSync(join(tmpdir(), "ticketlab-migrate-"));
|
||||
const dbPath = join(dir, "test.sqlite");
|
||||
try {
|
||||
const path = migrate(dbPath);
|
||||
assert.equal(path, dbPath);
|
||||
const db = new Database(dbPath, { readonly: true });
|
||||
try {
|
||||
const row = db
|
||||
.prepare(
|
||||
`SELECT name FROM sqlite_master WHERE type = 'table' AND name = 'tickets'`,
|
||||
)
|
||||
.get() as { name: string } | undefined;
|
||||
assert.equal(row?.name, "tickets");
|
||||
} finally {
|
||||
db.close();
|
||||
}
|
||||
} finally {
|
||||
rmSync(dir, { recursive: true, force: true });
|
||||
}
|
||||
});
|
||||
@@ -0,0 +1,75 @@
|
||||
import { mkdirSync, readdirSync, readFileSync } from "node:fs";
|
||||
import { dirname, join, resolve } from "node:path";
|
||||
import { fileURLToPath } from "node:url";
|
||||
import Database from "better-sqlite3";
|
||||
import { loadDotEnv } from "../env.js";
|
||||
|
||||
export { loadDotEnv } from "../env.js";
|
||||
|
||||
function assertTicketsTable(db: Database.Database): void {
|
||||
const row = db
|
||||
.prepare(
|
||||
`SELECT name FROM sqlite_master WHERE type = 'table' AND name = 'tickets'`,
|
||||
)
|
||||
.get() as { name: string } | undefined;
|
||||
if (!row) {
|
||||
throw new Error("migration check failed: tickets table missing");
|
||||
}
|
||||
}
|
||||
|
||||
export function migrate(
|
||||
dbPath = process.env.SQLITE_PATH ?? "data/ticketlab.sqlite",
|
||||
migrationsDir = join(process.cwd(), "migrations"),
|
||||
): string {
|
||||
mkdirSync(dirname(dbPath), { recursive: true });
|
||||
const db = new Database(dbPath);
|
||||
try {
|
||||
db.exec(`
|
||||
CREATE TABLE IF NOT EXISTS schema_migrations (
|
||||
id TEXT PRIMARY KEY NOT NULL,
|
||||
applied_at TEXT NOT NULL
|
||||
);
|
||||
`);
|
||||
|
||||
const files = readdirSync(migrationsDir)
|
||||
.filter((f) => f.endsWith(".sql"))
|
||||
.sort((a, b) => a.localeCompare(b));
|
||||
|
||||
const applied = new Set(
|
||||
(
|
||||
db.prepare(`SELECT id FROM schema_migrations`).all() as Array<{
|
||||
id: string;
|
||||
}>
|
||||
).map((r) => r.id),
|
||||
);
|
||||
|
||||
const insert = db.prepare(
|
||||
`INSERT INTO schema_migrations (id, applied_at) VALUES (?, ?)`,
|
||||
);
|
||||
|
||||
const run = db.transaction((sqlFiles: string[]) => {
|
||||
for (const file of sqlFiles) {
|
||||
if (applied.has(file)) continue;
|
||||
const sql = readFileSync(join(migrationsDir, file), "utf8");
|
||||
db.exec(sql);
|
||||
insert.run(file, new Date().toISOString());
|
||||
}
|
||||
});
|
||||
|
||||
run(files);
|
||||
assertTicketsTable(db);
|
||||
return dbPath;
|
||||
} finally {
|
||||
db.close();
|
||||
}
|
||||
}
|
||||
|
||||
const isMain =
|
||||
process.argv[1] !== undefined &&
|
||||
resolve(fileURLToPath(import.meta.url)) === resolve(process.argv[1]);
|
||||
|
||||
if (isMain) {
|
||||
loadDotEnv();
|
||||
const path = migrate();
|
||||
console.log(`SQLite ready: ${path}`);
|
||||
}
|
||||
+20
@@ -0,0 +1,20 @@
|
||||
import { readFileSync } from "node:fs";
|
||||
import { join } from "node:path";
|
||||
|
||||
/** Load `.env` into process.env without overriding existing vars. */
|
||||
export function loadDotEnv(cwd = process.cwd()): void {
|
||||
try {
|
||||
const text = readFileSync(join(cwd, ".env"), "utf8");
|
||||
for (const line of text.split(/\r?\n/)) {
|
||||
const trimmed = line.trim();
|
||||
if (!trimmed || trimmed.startsWith("#")) continue;
|
||||
const i = trimmed.indexOf("=");
|
||||
if (i <= 0) continue;
|
||||
const key = trimmed.slice(0, i).trim();
|
||||
const value = trimmed.slice(i + 1).trim();
|
||||
if (process.env[key] === undefined) process.env[key] = value;
|
||||
}
|
||||
} catch {
|
||||
// optional .env
|
||||
}
|
||||
}
|
||||
+34
-3
@@ -1,4 +1,6 @@
|
||||
import { pathToFileURL } from "node:url";
|
||||
import { loadDotEnv } from "./env.js";
|
||||
import { SeverityNumber, startTelemetry } from "./telemetry.js";
|
||||
|
||||
/** Hello world for TicketLab_MCP. */
|
||||
|
||||
@@ -7,8 +9,32 @@ export function greet(name: string = "TicketLab MCP"): string {
|
||||
return `Hello, ${name}!`;
|
||||
}
|
||||
|
||||
export function main(): void {
|
||||
console.log(greet());
|
||||
/** Run hello with OTLP trace + metric + log (Grafana / Tempo / Loki / Prometheus). */
|
||||
export async function main(): Promise<void> {
|
||||
loadDotEnv();
|
||||
const telemetry = startTelemetry();
|
||||
const runs = telemetry.meter.createCounter("ticketlab_hello_runs_total", {
|
||||
description: "Hello world invocations",
|
||||
});
|
||||
|
||||
await telemetry.tracer.startActiveSpan("ticketlab.hello", async (span) => {
|
||||
const message = greet();
|
||||
runs.add(1, { component: "hello" });
|
||||
telemetry.logger.emit({
|
||||
severityNumber: SeverityNumber.INFO,
|
||||
severityText: "INFO",
|
||||
body: message,
|
||||
attributes: {
|
||||
"ticketlab.event": "hello",
|
||||
"trace_id": span.spanContext().traceId,
|
||||
},
|
||||
});
|
||||
console.log(message);
|
||||
span.setAttribute("ticketlab.greeting", message);
|
||||
span.end();
|
||||
});
|
||||
|
||||
await telemetry.shutdown();
|
||||
}
|
||||
|
||||
const entry = process.argv[1];
|
||||
@@ -16,5 +42,10 @@ const isMain =
|
||||
entry !== undefined && import.meta.url === pathToFileURL(entry).href;
|
||||
|
||||
if (isMain) {
|
||||
main();
|
||||
try {
|
||||
await main();
|
||||
} catch (err) {
|
||||
console.error(err);
|
||||
process.exitCode = 1;
|
||||
}
|
||||
}
|
||||
|
||||
@@ -0,0 +1,93 @@
|
||||
import { metrics, trace } from "@opentelemetry/api";
|
||||
import { logs } from "@opentelemetry/api-logs";
|
||||
import { OTLPLogExporter } from "@opentelemetry/exporter-logs-otlp-http";
|
||||
import { OTLPMetricExporter } from "@opentelemetry/exporter-metrics-otlp-http";
|
||||
import { OTLPTraceExporter } from "@opentelemetry/exporter-trace-otlp-http";
|
||||
import { resourceFromAttributes } from "@opentelemetry/resources";
|
||||
import {
|
||||
LoggerProvider,
|
||||
SimpleLogRecordProcessor,
|
||||
} from "@opentelemetry/sdk-logs";
|
||||
import {
|
||||
MeterProvider,
|
||||
PeriodicExportingMetricReader,
|
||||
} from "@opentelemetry/sdk-metrics";
|
||||
import {
|
||||
NodeTracerProvider,
|
||||
SimpleSpanProcessor,
|
||||
} from "@opentelemetry/sdk-trace-node";
|
||||
import { ATTR_SERVICE_NAME } from "@opentelemetry/semantic-conventions";
|
||||
|
||||
export type Telemetry = {
|
||||
tracer: ReturnType<typeof trace.getTracer>;
|
||||
meter: ReturnType<typeof metrics.getMeter>;
|
||||
logger: ReturnType<typeof logs.getLogger>;
|
||||
shutdown: () => Promise<void>;
|
||||
};
|
||||
|
||||
function otlpBaseUrl(): string {
|
||||
return (
|
||||
process.env.OTEL_EXPORTER_OTLP_ENDPOINT?.replace(/\/$/, "") ??
|
||||
"http://localhost:4318"
|
||||
);
|
||||
}
|
||||
|
||||
export function startTelemetry(
|
||||
serviceName = process.env.OTEL_SERVICE_NAME ?? "ticketlab",
|
||||
): Telemetry {
|
||||
const resource = resourceFromAttributes({
|
||||
[ATTR_SERVICE_NAME]: serviceName,
|
||||
});
|
||||
const base = otlpBaseUrl();
|
||||
|
||||
const tracerProvider = new NodeTracerProvider({
|
||||
resource,
|
||||
spanProcessors: [
|
||||
new SimpleSpanProcessor(
|
||||
new OTLPTraceExporter({ url: `${base}/v1/traces` }),
|
||||
),
|
||||
],
|
||||
});
|
||||
tracerProvider.register();
|
||||
|
||||
const meterProvider = new MeterProvider({
|
||||
resource,
|
||||
readers: [
|
||||
new PeriodicExportingMetricReader({
|
||||
exporter: new OTLPMetricExporter({ url: `${base}/v1/metrics` }),
|
||||
exportIntervalMillis: 500,
|
||||
}),
|
||||
],
|
||||
});
|
||||
metrics.setGlobalMeterProvider(meterProvider);
|
||||
|
||||
const loggerProvider = new LoggerProvider({
|
||||
resource,
|
||||
processors: [
|
||||
new SimpleLogRecordProcessor({
|
||||
exporter: new OTLPLogExporter({ url: `${base}/v1/logs` }),
|
||||
}),
|
||||
],
|
||||
});
|
||||
logs.setGlobalLoggerProvider(loggerProvider);
|
||||
|
||||
return {
|
||||
tracer: trace.getTracer(serviceName),
|
||||
meter: metrics.getMeter(serviceName),
|
||||
logger: logs.getLogger(serviceName),
|
||||
shutdown: async () => {
|
||||
await Promise.all([
|
||||
tracerProvider.forceFlush(),
|
||||
meterProvider.forceFlush(),
|
||||
loggerProvider.forceFlush(),
|
||||
]);
|
||||
await Promise.all([
|
||||
tracerProvider.shutdown(),
|
||||
meterProvider.shutdown(),
|
||||
loggerProvider.shutdown(),
|
||||
]);
|
||||
},
|
||||
};
|
||||
}
|
||||
|
||||
export { SeverityNumber } from "@opentelemetry/api-logs";
|
||||
Reference in New Issue
Block a user