chore: Basic logging met loki

backend/src/app.ts

@@ -19,4 +19,31 @@ async function startServer() {
     });
 }
 
-startServer();
+
+import { LokiClient, LogError, LokiLabels, LogInfo } from 'loki-logger-ts';
+
+const HostData = {
+    url: "http://localhost:3100/loki/api/v1/push",
+};
+
+const labels: LokiLabels = {
+    source: "Test",
+    job: "TestJob",
+    host: "localhost",
+};
+
+async function main() {
+    const client = new LokiClient(HostData.url);
+
+    const msg = 'Hello World';
+    await LogError(client, msg, labels);
+    await LogInfo(client, 'Dit is een goed bericht', labels);
+
+    console.log(client.showMetrics());
+
+    console.log(client.getMetrics());
+}
+
+main();
+
+// startServer();

config/loki-config.yml

@@ -0,0 +1,30 @@
+
+# This is a complete configuration to deploy Loki backed by the filesystem.
+# The index will be shipped to the storage via tsdb-shipper.
+
+auth_enabled: false
+
+server:
+    http_listen_port: 3100
+
+common:
+    ring:
+        instance_addr: 127.0.0.1
+        kvstore:
+            store: inmemory
+    replication_factor: 1
+    path_prefix: /tmp/loki
+
+schema_config:
+    configs:
+        - from: 2020-05-15
+          store: tsdb
+          object_store: filesystem
+          schema: v13
+          index:
+              prefix: index_
+              period: 24h
+
+storage_config:
+    filesystem:
+        directory: /tmp/loki/chunks

docker-compose.yml

@@ -1,16 +1,26 @@
 services:
-  db:
+    db:
-    image: postgres:latest
+        image: postgres:latest
-    environment:
+        environment:
-      POSTGRES_USER: postgres
+            POSTGRES_USER: postgres
-      POSTGRES_PASSWORD: postgres
+            POSTGRES_PASSWORD: postgres
-      POSTGRES_DB: postgres
+            POSTGRES_DB: postgres
-    ports:
+        ports:
-      - "5432:5432"
+            - '5432:5432'
-    network_mode: "host"
+        network_mode: 'host'
-    volumes:
+        volumes:
-        - postgres_data:/var/lib/postgresql/data
+            - dwengo_postgres_data:/var/lib/postgresql/data
-        - ./backend/config/db/init.sql:/docker-entrypoint-initdb.d/init.sql
+            - ./backend/config/db/init.sql:/docker-entrypoint-initdb.d/init.sql
+
+    logging:
+        image: grafana/loki:latest
+        ports:
+            - '3100:3100'
+            - '9095:9095'
+        network_mode: 'host'
+        volumes:
+            - ./config/loki-config.yml:/etc/loki/config.yaml
+        command: -config.file=/etc/loki/config.yaml
 
 volumes:
-    postgres_data:
+    dwengo_postgres_data:

package-lock.json

@@ -7,10 +7,14 @@
         "": {
             "name": "dwengo-1-monorepo",
             "version": "0.0.1",
+            "license": "MIT",
             "workspaces": [
                 "backend",
                 "frontend"
             ],
+            "dependencies": {
+                "loki-logger-ts": "^1.0.2"
+            },
             "devDependencies": {
                 "@eslint/compat": "^1.2.6",
                 "@eslint/js": "^9.20.0",
@@ -26,7 +30,6 @@
         "backend": {
             "name": "dwengo-1-backend",
             "version": "0.0.1",
-            "license": "MIT",
             "dependencies": {
                 "@mikro-orm/core": "^6.4.6",
                 "@mikro-orm/postgresql": "^6.4.6",
@@ -3142,9 +3145,19 @@
             "version": "0.4.0",
             "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
             "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==",
-            "dev": true,
             "license": "MIT"
         },
+        "node_modules/axios": {
+            "version": "1.7.9",
+            "resolved": "https://registry.npmjs.org/axios/-/axios-1.7.9.tgz",
+            "integrity": "sha512-LhLcE7Hbiryz8oMDdDptSrWowmB4Bl6RCt6sIJKpRB4XtVf0iEgewX3au/pJqm+Py1kCASkb/FFKjxQaLtxJvw==",
+            "license": "MIT",
+            "dependencies": {
+                "follow-redirects": "^1.15.6",
+                "form-data": "^4.0.0",
+                "proxy-from-env": "^1.1.0"
+            }
+        },
         "node_modules/balanced-match": {
             "version": "1.0.2",
             "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
@@ -3510,7 +3523,6 @@
             "version": "1.0.8",
             "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
             "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
-            "dev": true,
             "license": "MIT",
             "dependencies": {
                 "delayed-stream": "~1.0.0"
@@ -3778,7 +3790,6 @@
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
             "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
-            "dev": true,
             "license": "MIT",
             "engines": {
                 "node": ">=0.4.0"
@@ -3993,7 +4004,6 @@
             "version": "2.1.0",
             "resolved": "https://registry.npmjs.org/es-set-tostringtag/-/es-set-tostringtag-2.1.0.tgz",
             "integrity": "sha512-j6vWzfrGVfyXxge+O0x5sh6cvxAog0a/4Rdd2K36zCMV5eJ+/+tOAngRO8cODMNWbVRdVlmGZQL2YS3yR8bIUA==",
-            "dev": true,
             "license": "MIT",
             "dependencies": {
                 "es-errors": "^1.3.0",
@@ -4735,6 +4745,26 @@
             "dev": true,
             "license": "ISC"
         },
+        "node_modules/follow-redirects": {
+            "version": "1.15.9",
+            "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.9.tgz",
+            "integrity": "sha512-gew4GsXizNgdoRyqmyfMHyAmXsZDk6mHkSxZFCzW9gwlbtOW44CDtYavM+y+72qD/Vq2l550kMF52DT8fOLJqQ==",
+            "funding": [
+                {
+                    "type": "individual",
+                    "url": "https://github.com/sponsors/RubenVerborgh"
+                }
+            ],
+            "license": "MIT",
+            "engines": {
+                "node": ">=4.0"
+            },
+            "peerDependenciesMeta": {
+                "debug": {
+                    "optional": true
+                }
+            }
+        },
         "node_modules/foreground-child": {
             "version": "3.3.0",
             "resolved": "https://registry.npmjs.org/foreground-child/-/foreground-child-3.3.0.tgz",
@@ -4756,7 +4786,6 @@
             "version": "4.0.2",
             "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.2.tgz",
             "integrity": "sha512-hGfm/slu0ZabnNt4oaRZ6uREyfCj6P4fT/n6A1rGV+Z0VdGXjfOhVUpkn6qVQONHGIFwmveGXyDs75+nr6FM8w==",
-            "dev": true,
             "license": "MIT",
             "dependencies": {
                 "asynckit": "^0.4.0",
@@ -4772,7 +4801,6 @@
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             "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
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-            "dev": true,
             "license": "MIT",
             "engines": {
                 "node": ">= 0.6"
@@ -4782,7 +4810,6 @@
             "version": "2.1.35",
             "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
             "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
-            "dev": true,
             "license": "MIT",
             "dependencies": {
                 "mime-db": "1.52.0"
@@ -5067,7 +5094,6 @@
             "version": "1.0.2",
             "resolved": "https://registry.npmjs.org/has-tostringtag/-/has-tostringtag-1.0.2.tgz",
             "integrity": "sha512-NqADB8VjPFLM2V0VvHUewwwsw0ZWBaIdgo+ieHtK3hasLz4qeCRjYcqfB6AQrBggRKppKF8L52/VqdVsO47Dlw==",
-            "dev": true,
             "license": "MIT",
             "dependencies": {
                 "has-symbols": "^1.0.3"
@@ -5786,6 +5812,14 @@
             "dev": true,
             "license": "MIT"
         },
+        "node_modules/loki-logger-ts": {
+            "version": "1.0.2",
+            "resolved": "https://registry.npmjs.org/loki-logger-ts/-/loki-logger-ts-1.0.2.tgz",
+            "integrity": "sha512-SV/B5o+9jaxiThcU5N3LUxCNTx20IgR9xjCjx/ED/pVc/097mqKSRpmvSjvx9ezFcjJlUF7GBkrBBpR6veNp7Q==",
+            "dependencies": {
+                "axios": "^1.4.0"
+            }
+        },
         "node_modules/loupe": {
             "version": "3.1.3",
             "resolved": "https://registry.npmjs.org/loupe/-/loupe-3.1.3.tgz",
@@ -6763,6 +6797,12 @@
                 "node": ">= 0.10"
             }
         },
+        "node_modules/proxy-from-env": {
+            "version": "1.1.0",
+            "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
+            "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg==",
+            "license": "MIT"
+        },
         "node_modules/punycode": {
             "version": "2.3.1",
             "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",

package.json

@@ -34,5 +34,8 @@
         "eslint-config-prettier": "^10.0.1",
         "jiti": "^2.4.2",
         "typescript-eslint": "^8.24.1"
+    },
+    "dependencies": {
+        "loki-logger-ts": "^1.0.2"
     }
 }