Add docker and compose config

Signed-off-by: gearnode <bryan@frimin.fr>

compose/grafana/provisioning/datasources/datasources.yaml

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+apiVersion: 1
+deleteDatasources:
+  - name: "Prometheus"
+  - name: "Loki"
+  - name: "Tempo"
+datasources:
+  - name: "Prometheus"
+    type: "prometheus"
+    access: "proxy"
+    url: "http://prometheus:9191"
+    basicAuth: false
+    jsonData:
+      httpMethod: "POST"
+      manageAlerts: true
+      prometheusType: "Prometheus"
+      cacheLevel: 'High'
+      disableRecordingRules: false
+      incrementalQueryOverlapWindow: 10m
+    isDefault: false
+    version: 1
+    editable: false
+  - name: "Loki"
+    type: "loki"
+    access: "proxy"
+    url: "http://loki:3100"
+    basicAuth: false
+    version: 1
+    editable: false
+    jsonData:
+      derivedFields:
+        - datasourceUid: "tempo"
+          matcherRegex: traceID=(\w+)
+          name: "TraceID"
+          url: $${__value.raw}
+  - name: "Tempo"
+    type: tempo
+    access: proxy
+    url: "http://tempo:3200"
+    basicAuth: false
+    isDefault: true
+    version: 1
+    editable: false

compose/postgres/01_probod.sh

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+#!/bin/sh
+
+set -eu
+
+psql -v ON_ERROR_STOP=1 -U $POSTGRES_USER <<-EOF
+CREATE USER probod;
+ALTER USER probod WITH SUPERUSER;
+ALTER USER probod PASSWORD 'probod';
+CREATE DATABASE probod;
+GRANT ALL PRIVILEGES ON DATABASE probod TO probod;
+CREATE DATABASE probod_test;
+GRANT ALL PRIVILEGES ON DATABASE probod_test TO probod;
+EOF
+
+psql -v ON_ERROR_STOP=1 -U $POSTGRES_USER -d probod <<-EOF
+ALTER SCHEMA public OWNER TO probod;
+GRANT ALL ON SCHEMA public TO probod;
+EOF
+
+psql -v ON_ERROR_STOP=1 -U $POSTGRES_USER -d probod_test <<-EOF
+ALTER SCHEMA public OWNER TO probod;
+GRANT ALL ON SCHEMA public TO probod;
+EOF

compose/prometheus/prometheus.yaml

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+global:
+  scrape_interval: "15s"
+  evaluation_interval: "15s"
+
+scrape_configs:
+  - job_name: "prometheus"
+    static_configs:
+      - targets: ["host.docker.internal:9090"]
+  - job_name: "tempo"
+    static_configs:
+      - targets: ["tempo:3200"]
+

compose/tempo/tempo.yaml

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+server:
+  http_listen_port: 3200
+
+distributor:
+  receivers:
+    otlp:
+      protocols:
+        grpc:
+          endpoint: "0.0.0.0:4317"
+
+ingester:
+  trace_idle_period: "10s"
+  max_block_bytes: 1_000_000
+  max_block_duration: "5m"
+
+compactor:
+  compaction:
+    compaction_window: "1h"
+    max_block_bytes: 100_000_000
+    block_retention: "1h"
+    compacted_block_retention: "10m"
+
+storage:
+  trace:
+    backend: "local"
+    local:
+      path: "/var/db/tempo"
+    block:
+      bloom_filter_false_positive: .05
+      v2_index_downsample_bytes: 1000
+      v2_encoding: "zstd"
+    wal:
+      path: "/var/db/tempo/wal"
+      v2_encoding: "snappy"
+    pool:
+      max_workers: 100
+      queue_depth: 10000
+
+usage_report:
+  reporting_enabled: false
+