Ameliore le deploiement Proxmox derriere un reverse proxy

scripts/update-proxmox-lxc.sh

@@ -22,6 +22,7 @@ Options principales:
   --local               Execute directement sur l'hote Proxmox local
   --ctid                CTID du LXC a mettre a jour
   --hostname            Nom du LXC si le CTID n'est pas fourni (defaut: chesscubing-web)
+  --disk-gb             Taille disque cible du LXC en Go si un agrandissement est necessaire
   --repo-url            Depot Git principal a deployer
   --branch              Branche Git a deployer (defaut: main)
   --ethan-repo-url      Depot Git de l'application Ethan
@@ -54,6 +55,7 @@ LOCAL_MODE="0"
 
 CTID=""
 LXC_HOSTNAME="chesscubing-web"
+TARGET_DISK_GB=""
 REPO_URL="https://git.jeannerot.fr/christophe/chesscubing.git"
 REPO_BRANCH="main"
 ETHAN_REPO_URL="https://git.jeannerot.fr/Mineloulou/Chesscubing.git"
@@ -95,6 +97,10 @@ while [[ $# -gt 0 ]]; do
       LXC_HOSTNAME="${2:-}"
       shift 2
       ;;
+    --disk-gb)
+      TARGET_DISK_GB="${2:-}"
+      shift 2
+      ;;
     --repo-url)
       REPO_URL="${2:-}"
       shift 2
@@ -174,12 +180,60 @@ public_base_url="$9"
 web_port="${10}"
 keycloak_admin_user="${11}"
 keycloak_admin_password="${12}"
+target_disk_gb="${13}"
 
 die() {
   printf 'Erreur: %s\n' "$*" >&2
   exit 1
 }
 
+size_to_mb() {
+  local raw="${1^^}"
+
+  case "$raw" in
+    *T) echo $(( ${raw%T} * 1024 * 1024 )) ;;
+    *G) echo $(( ${raw%G} * 1024 )) ;;
+    *M) echo $(( ${raw%M} )) ;;
+    *K) echo $(( ${raw%K} / 1024 )) ;;
+    *) echo "$raw" ;;
+  esac
+}
+
+get_current_rootfs_mb() {
+  local size
+
+  size="$(pct config "$ctid" | awk -F'[:,=]' '/^rootfs:/ { for (i = 1; i <= NF; i++) { if ($i == "size") { print $(i + 1); exit } } }')"
+  [[ -n "$size" ]] || return 1
+
+  size_to_mb "$size"
+}
+
+ensure_rootfs_capacity() {
+  local requested_gb="$1"
+  local current_mb
+  local requested_mb
+  local delta_mb
+  local delta_gb
+  local current_gb
+
+  [[ -n "$requested_gb" ]] || return 0
+  [[ "$requested_gb" =~ ^[0-9]+$ ]] || die "La valeur de --disk-gb doit etre un entier en Go."
+
+  current_mb="$(get_current_rootfs_mb)" || die "Impossible de lire la taille actuelle du disque rootfs du LXC."
+  requested_mb=$(( requested_gb * 1024 ))
+
+  if (( current_mb >= requested_mb )); then
+    return 0
+  fi
+
+  delta_mb=$(( requested_mb - current_mb ))
+  delta_gb=$(( (delta_mb + 1023) / 1024 ))
+  current_gb=$(( (current_mb + 1023) / 1024 ))
+
+  printf 'Agrandissement du disque rootfs du LXC: %sG -> %sG (+%sG).\n' "$current_gb" "$requested_gb" "$delta_gb"
+  pct resize "$ctid" rootfs "+${delta_gb}G" >/dev/null
+}
+
 find_ctid_by_hostname() {
   local wanted="$1"
   local candidate=""
@@ -214,6 +268,8 @@ if [[ -n "$detected_hostname" ]]; then
   lxc_hostname="$detected_hostname"
 fi
 
+ensure_rootfs_capacity "$target_disk_gb"
+
 if pct status "$ctid" | grep -q "running"; then
   pct stop "$ctid"
 fi
@@ -482,11 +538,38 @@ disable_legacy_nginx() {
   systemctl disable --now nginx >/dev/null 2>&1 || true
 }
 
+prepare_disk_space() {
+  cd \"\$deploy_dir\"
+  docker compose down || true
+  docker system prune -af || true
+  apt-get clean || true
+  rm -rf /var/lib/apt/lists/* || true
+}
+
+ensure_free_space_mb() {
+  local required_mb=\"\$1\"
+  local available_mb
+
+  available_mb=\"\$(df -Pm / | awk 'NR == 2 { print \$4 }')\"
+  if [[ -z \"\$available_mb\" ]]; then
+    echo \"Impossible de mesurer l'espace disque libre dans le LXC.\" >&2
+    exit 1
+  fi
+
+  if (( available_mb < required_mb )); then
+    echo \"Espace disque insuffisant dans le LXC: \${available_mb} Mo libres, \${required_mb} Mo recommandes avant la reconstruction Docker.\" >&2
+    echo \"Relance le script avec --disk-gb 16 ou une valeur plus elevee si besoin.\" >&2
+    exit 1
+  fi
+}
+
 deploy_stack() {
   cp \"\$env_file\" \"\$deploy_dir/.env\"
 
+  prepare_disk_space
+  ensure_free_space_mb 6144
+
   cd \"\$deploy_dir\"
-  docker compose down || true
   docker compose up -d --build
   docker compose ps
 }
@@ -531,7 +614,8 @@ if [[ "$LOCAL_MODE" == "1" ]]; then
     "$PUBLIC_BASE_URL" \
     "$WEB_PORT" \
     "$KEYCLOAK_ADMIN_USER" \
-    "$KEYCLOAK_ADMIN_PASSWORD"
+    "$KEYCLOAK_ADMIN_PASSWORD" \
+    "$TARGET_DISK_GB"
   exit 0
 fi
 
@@ -567,4 +651,5 @@ sshpass -p "$PROXMOX_PASSWORD" \
   "$PUBLIC_BASE_URL" \
   "$WEB_PORT" \
   "$KEYCLOAK_ADMIN_USER" \
-  "$KEYCLOAK_ADMIN_PASSWORD" < "$payload_script"
+  "$KEYCLOAK_ADMIN_PASSWORD" \
+  "$TARGET_DISK_GB" < "$payload_script"