From 69e72fff97f4fc885a31c7e44798aeeeae0dc607 Mon Sep 17 00:00:00 2001
From: Ornel_Zply <ornel.zinsouply@reseau.eseo.fr>
Date: Tue, 28 Oct 2025 12:56:06 +0100
Subject: [PATCH] 28/10

---
 .../scripts/installation_observabilite.sh     |  42 +++++++
 .../scripts/monitoring_service.sh             | 104 ++++++++++++++++++
 2 files changed, 146 insertions(+)
 create mode 100755 observabilite/observability/vm_observabilite/scripts/installation_observabilite.sh
 create mode 100755 observabilite/observability/vm_observabilite_service/scripts/monitoring_service.sh

diff --git a/observabilite/observability/vm_observabilite/scripts/installation_observabilite.sh b/observabilite/observability/vm_observabilite/scripts/installation_observabilite.sh
new file mode 100755
index 0000000..6b80a65
--- /dev/null
+++ b/observabilite/observability/vm_observabilite/scripts/installation_observabilite.sh
@@ -0,0 +1,42 @@
+#!/bin/bash
+
+echo "Mise à jour du système..."
+sudo apt-get update && sudo apt-get upgrade -y
+
+echo "Installation des dépendances nécessaires..."
+sudo apt-get install ca-certificates curl gnupg lsb-release -y
+
+echo "Ajout de la clé GPG officielle de Docker..."
+sudo mkdir -p /etc/apt/keyrings
+curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
+
+echo "Ajout du dépôt Docker à la liste des sources APT..."
+echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian bullseye stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+
+echo "Mise à jour des dépôts..."
+sudo apt-get update
+
+echo "Installation de Docker..."
+sudo apt-get install docker-ce docker-ce-cli containerd.io -y
+
+echo "Ajout de l'utilisateur actuel au groupe Docker..."
+#sudo usermod -aG docker $USER
+
+echo "Copie du dossier 'observability' vers /root..."
+sudo cp -r /vagrant/observability /root
+
+echo "Déplacement dans le dossier observability..."
+#sudo -i 
+cd ~/observability
+
+echo "Modification des permissions des dossiers Loki..."
+sudo chown -R 10001:10001 loki-wal loki-chunks loki-index
+
+echo "Vérification des fichiers Loki..."
+ls -la | grep loki
+
+echo "Lancement des conteneurs Docker avec Docker Compose..."
+sudo docker compose up -d
+
+echo "Installation terminée avec succès."
+
diff --git a/observabilite/observability/vm_observabilite_service/scripts/monitoring_service.sh b/observabilite/observability/vm_observabilite_service/scripts/monitoring_service.sh
new file mode 100755
index 0000000..25c0925
--- /dev/null
+++ b/observabilite/observability/vm_observabilite_service/scripts/monitoring_service.sh
@@ -0,0 +1,104 @@
+#!/bin/bash
+
+set -e
+
+# Variables
+APACHE_EXPORTER_VERSION="1.0.10"
+PROMTAIL_VERSION="2.9.0"
+PROMTAIL_CONFIG="/etc/promtail-config.yaml"
+LOKI_URL="http://192.168.56.20:3100/loki/api/v1/push"
+
+echo "=== Installation des dépendances ==="
+sudo apt update
+sudo apt install -y wget unzip apache2
+
+echo "=== Installation et configuration de apache_exporter ==="
+cd /opt
+wget https://github.com/Lusitaniae/apache_exporter/releases/download/v${APACHE_EXPORTER_VERSION}/apache_exporter-${APACHE_EXPORTER_VERSION}.linux-amd64.tar.gz
+tar -xvf apache_exporter-${APACHE_EXPORTER_VERSION}.linux-amd64.tar.gz
+sudo mv apache_exporter-${APACHE_EXPORTER_VERSION}.linux-amd64/apache_exporter /usr/local/bin/
+
+# Création du service systemd pour apache_exporter
+sudo tee /etc/systemd/system/apache_exporter.service > /dev/null <<EOL
+[Unit]
+Description=Prometheus Apache Exporter
+After=network.target
+
+[Service]
+User=root
+ExecStart=/usr/local/bin/apache_exporter --scrape_uri="http://localhost/server-status?auto"
+
+[Install]
+WantedBy=multi-user.target
+EOL
+
+echo "=== Activation du module status d'Apache ==="
+sudo a2enmod status
+sudo systemctl restart apache2
+
+echo "=== Démarrage du service apache_exporter ==="
+sudo systemctl daemon-reload
+sudo systemctl enable apache_exporter
+sudo systemctl start apache_exporter
+sudo systemctl status apache_exporter --no-pager
+
+echo "=== Installation et configuration de Promtail ==="
+cd /opt
+wget https://github.com/grafana/loki/releases/download/v${PROMTAIL_VERSION}/promtail-linux-amd64.zip
+unzip promtail-linux-amd64.zip
+sudo mv promtail-linux-amd64 /usr/local/bin/promtail
+sudo chmod +x /usr/local/bin/promtail
+
+# Création du fichier de configuration Promtail
+sudo tee ${PROMTAIL_CONFIG} > /dev/null <<EOL
+server:
+  http_listen_port: 9080
+  grpc_listen_port: 0
+
+positions:
+  filename: /var/log/promtail-positions.yaml
+
+clients:
+  - url: ${LOKI_URL}
+
+scrape_configs:
+  - job_name: apache_access
+    static_configs:
+      - targets: ['localhost']
+        labels:
+          job: apache_access
+          host: apache_vm
+          __path__: /var/log/apache2/access.log
+
+  - job_name: apache_error
+    static_configs:
+      - targets: ['localhost']
+        labels:
+          job: apache_error
+          host: apache_vm
+          __path__: /var/log/apache2/error.log
+EOL
+
+# Création du service systemd pour Promtail
+sudo tee /etc/systemd/system/promtail.service > /dev/null <<EOL
+[Unit]
+Description=Promtail service for Apache logs
+After=network.target
+
+[Service]
+User=root
+ExecStart=/usr/local/bin/promtail -config.file ${PROMTAIL_CONFIG}
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+EOL
+
+echo "=== Démarrage du service Promtail ==="
+sudo systemctl daemon-reload
+sudo systemctl enable promtail
+sudo systemctl start promtail
+sudo systemctl status promtail --no-pager
+
+echo "=== Installation terminée ==="
+