23/10/25

observabilite_VM_hardware/docker-compose.yml

@@ -0,0 +1,70 @@
+services:
+  prometheus:
+    image: prom/prometheus:latest
+    container_name: prometheus-observability
+    volumes:
+      - ./prometheus.yml:/etc/prometheus/prometheus.yml
+    command:
+      - '--config.file=/etc/prometheus/prometheus.yml'
+    ports:
+      - "9090:9090"
+    networks:
+      - observability
+  grafana:
+    image: grafana/grafana:latest
+    container_name: grafana-observability
+    ports:
+      - "3000:3000"
+    volumes:
+      - grafana-data:/var/lib/grafana
+    environment:
+      - GF_SECURITY_ADMIN_USER=admin
+      - GF_SECURITY_ADMIN_PASSWORD=admin
+    networks:
+      - observability
+    depends_on:
+      - loki
+  loki:
+    image: grafana/loki:2.8.2
+    container_name: loki-observability
+    ports:
+      - "3100:3100"
+    command: -config.file=/etc/loki/local-config.yaml
+    volumes:
+      - ./loki-config.yaml:/etc/loki/local-config.yaml
+      - ./loki-wal:/wal
+      - ./loki-chunks:/loki/chunks
+      - ./loki-index:/loki/index
+    networks:
+      - observability
+  promtail:
+    image: grafana/promtail:2.8.2
+    container_name: promtail-observability
+    volumes:
+      - ./promtail-config.yaml:/etc/promtail/config.yaml
+      - /var/lib/docker/containers:/var/lib/docker/containers:ro
+    command:
+      - -config.file=/etc/promtail/config.yaml
+    depends_on:
+      - loki
+    networks:
+      - observability
+  node_exporter:
+    image: prom/node-exporter:latest
+    container_name: node-exporter
+    restart: unless-stopped
+    pid: "host"
+    network_mode: "host"
+    volumes:
+      - /proc:/host/proc:ro
+      - /sys:/host/sys:ro
+      - /:/rootfs:ro
+    command:
+      - '--path.procfs=/host/proc'
+      - '--path.sysfs=/host/sys'
+      - '--collector.filesystem.ignored-mount-points="^/(sys|proc|dev|host|etc)($$|/)"'
+volumes:
+  grafana-data:
+networks:
+  observability:
+    driver: bridge

observabilite_VM_hardware/loki-config.yaml

@@ -0,0 +1,38 @@
+auth_enabled: false
+
+server:
+  http_listen_port: 3100
+
+ingester:
+  wal:
+    enabled: true
+  chunk_idle_period: 5m
+  chunk_retain_period: 30s
+  chunk_target_size: 1048576
+  max_transfer_retries: 0
+  lifecycler:
+    ring:
+      kvstore:
+        store: inmemory
+      replication_factor: 1
+
+schema_config:
+  configs:
+    - from: 2020-10-24
+      store: boltdb
+      object_store: filesystem
+      schema: v11
+      index:
+        prefix: index_
+        period: 168h
+
+storage_config:
+  boltdb:
+    directory: /loki/index
+  filesystem:
+    directory: /loki/chunks
+
+limits_config:
+  enforce_metric_name: false
+  reject_old_samples: true
+  reject_old_samples_max_age: 168h

observabilite_VM_hardware/note.txt

@@ -1,25 +0,0 @@
-Acces a  VM du Git qui est sur Azure, commande:
-
-zinsouor@master-tc-2026-w11:~/VM_Sauvegarde/VM_Sauvegarde_Gitea$ ls
-Gitea_cle.pem  logs  scripts  tuto_install_git.txt  Vagrantfile
-
-ssh -i Gitea_cle.pem azureuser@20.19.88.39
-
---> le fichier qui sauvegarde le git
-
-root@Gitea:~# ls (existe en root)
-backup-gitea.sh (un crontab est fait derriere ca: 0 23 * * 4,5,6 /root/backup-gitea.sh)
-
---> l'endroit où c'est sauvegarder
-
-azureuser@Gitea:~$ cd /backup/
-azureuser@Gitea:/backup$ ls
-gitea
-azureuser@Gitea:/backup$ cd gitea/
-azureuser@Gitea:/backup/gitea$ ls
-azureuser@Gitea:/backup/gitea$
-
---> backup vers une vm-sauvegarde local
-
-scp -i ../Gitea_cle.pem azureuser@20.19.88.39:/backup/gitea/gitea-backup-2025-10-02.tar.gz .
-scp -i ../cle/Gitea_cle.pem azureuser@20.19.88.39:/backup/gitea/gitea-backup-2025-10-09.tar.gz ../backup/

observabilite_VM_hardware/prometheus.yml

@@ -0,0 +1,16 @@
+global:
+  scrape_interval: 15s
+
+scrape_configs:
+  - job_name: 'prometheus'
+    static_configs:
+      - targets: ['localhost:9090']
+
+  - job_name: 'node_exporter'
+    static_configs:
+      - targets: ['192.168.4.4:9100']
+
+  - job_name: 'scaphandre'
+    static_configs:
+      - targets: ['192.168.4.4:8080']
+    fallback_scrape_protocol: "PrometheusText1.0.0"

observabilite_VM_hardware/promtail-config.yaml

@@ -0,0 +1,26 @@
+server:
+  http_listen_port: 9080
+  grpc_listen_port: 0
+
+positions:
+  filename: /tmp/positions.yaml
+
+clients:
+  - url: http://loki:3100/loki/api/v1/push
+
+scrape_configs:
+  - job_name: docker_logs
+    static_configs:
+      - targets:
+          - localhost
+        labels:
+          job: docker
+          __path__: /var/lib/docker/containers/*/*.log
+
+  - job_name: system_logs
+    static_configs:
+      - targets:
+          - localhost
+        labels:
+          job: syslog
+          __path__: /var/log/*.log