Create entrypoint.tailscale.sh

docker/entrypoint.tailscale.sh

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+#!/bin/bash
+
+set -e
+
+# Vérification des variables d'environnement requises
+if [ -z "$SSH_HOST" ] || [ -z "$SSH_USER" ] || [ -z "$REMOTE_PORTS" ] || [ -z "$LOCAL_PORTS" ] || [ -z "$TAILSCALE_AUTH_KEY" ]; then
+  echo "ERROR: Required variables (SSH_HOST, SSH_USER, REMOTE_PORTS, LOCAL_PORTS, TAILSCALE_AUTH_KEY) are missing."
+  exit 1
+fi
+
+# Démarrage de Tailscale
+echo "Starting Tailscale..."
+tailscaled --state=/var/lib/tailscale/tailscaled.state --socket=/var/run/tailscale/tailscaled.sock &
+
+sleep 5
+echo "Connecting to Tailscale..."
+tailscale up --authkey=${TAILSCALE_AUTH_KEY} --ssh
+
+# Vérifier que Tailscale est bien actif
+if ! tailscale status; then
+  echo "ERROR: Tailscale failed to start."
+  exit 1
+fi
+
+# Copier la clé SSH
+if [ -f "/tmp/id_rsa" ]; then
+    echo "Copying SSH key..."
+    cp /tmp/id_rsa /root/.ssh/id_rsa
+    chmod 600 /root/.ssh/id_rsa
+else
+    echo "ERROR: SSH key is missing. Please mount your private key to /tmp/id_rsa."
+    exit 1
+fi
+
+# Nettoyage des logs au démarrage
+echo "" > /var/log/ssh-tunnel/tunnel.log
+
+# Générer la configuration logrotate
+envsubst < /logrotate.template > /etc/logrotate.d/ssh-tunnel
+
+# Construire la commande de tunnel SSH
+TUNNEL_CMD=""
+REMOTE_PORT_ARRAY=($REMOTE_PORTS)
+LOCAL_PORT_ARRAY=($LOCAL_PORTS)
+
+for i in "${!LOCAL_PORT_ARRAY[@]}"; do
+  TUNNEL_CMD="$TUNNEL_CMD -L 0.0.0.0:${LOCAL_PORT_ARRAY[$i]}:${REMOTE_PORT_ARRAY[$i]}"
+done
+
+echo "Starting SSH tunnel to $SSH_USER@$SSH_HOST"
+echo "Configured tunnels:"
+for i in "${!LOCAL_PORT_ARRAY[@]}"; do
+  echo "- ${LOCAL_PORT_ARRAY[$i]} -> ${REMOTE_PORT_ARRAY[$i]}"
+done
+
+# Démarrer autossh pour maintenir le tunnel actif
+exec autossh -M 0 \
+  -o "StrictHostKeyChecking=no" \
+  -o "UserKnownHostsFile=/dev/null" \
+  -o "ServerAliveInterval=60" \
+  -o "ServerAliveCountMax=3" \
+  -N $TUNNEL_CMD $SSH_USER@$SSH_HOST