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Ajout de chat a Monitor_Saclay

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Michel
2026-04-20 09:36:11 +02:00
parent 5f9d1c0911
commit f1203012df
7 changed files with 1520 additions and 272 deletions
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30
scripts/backup_mysql.sh
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@@ -9,23 +9,26 @@ mkdir -p "$LOG_DIR" "$BACKUP_DIR"
LOG_FILE="$LOG_DIR/backup_$DATE.log"
exec > >(tee -a "$LOG_FILE") 2>&1
# Verrou anti-doublon (facultatif mais prudent)
# Verrou anti-doublon
exec 9>/tmp/backup_mysql.lock
flock -n 9 || { echo "🔒 Un autre backup est en cours. Abandon."; exit 1; }
BACKUP_FILE="$BACKUP_DIR/mysql_backup_$DATE.sql"
# Cible NAS (alias dans ~/.ssh/config)
NAS_HOST="10.8.0.1"
# Cible NAS via WireGuard / LAN
NAS_HOST="192.168.1.250" # à adapter avec l'IP locale réelle du NAS
NAS_PORT="4422" # mettre 4422 seulement si DSM écoute réellement sur 4422 en local
NAS_USER="Michel"
NAS_DIR="/volume1/VPS/Gravelines"
SSH_OPTS="-i /home/debian/.ssh/id_ed25519 -p 4422 \
SSH_KEY="/home/debian/.ssh/id_ed25519"
SSH_OPTS="-i $SSH_KEY -p $NAS_PORT \
-o BatchMode=yes -o PreferredAuthentications=publickey \
-o PasswordAuthentication=no -o PubkeyAuthentication=yes \
-o StrictHostKeyChecking=accept-new -o ConnectTimeout=10 \
-o ServerAliveInterval=30 -o ServerAliveCountMax=2"
# Chemin credentials MySQL (recommandé)
# Credentials MySQL
MYSQL_DEFAULTS="/home/debian/.my.cnf"
# PATH minimal pour cron
@@ -42,7 +45,7 @@ if ! ssh $SSH_OPTS "$NAS_USER@$NAS_HOST" "mkdir -p '$NAS_DIR' && test -w '$NAS_D
exit 20
fi
# 2) Dump MySQL (format .sql, options sûres)
# 2) Dump MySQL
echo "🔷 Dump MySQL…"
if [[ -f "$MYSQL_DEFAULTS" ]]; then
DUMP="mysqldump --defaults-file=$MYSQL_DEFAULTS --all-databases --single-transaction --quick --lock-tables=false --routines --events --triggers"
@@ -50,36 +53,37 @@ else
DUMP="mysqldump --all-databases --single-transaction --quick --lock-tables=false --routines --events --triggers"
fi
# Baisse de priorité pour ne pas gêner la prod
# Baisse de priorité
IONICE="$(command -v ionice >/dev/null 2>&1 && echo 'ionice -c2 -n7' || true)"
NICE="$(command -v nice >/dev/null 2>&1 && echo 'nice -n 10' || true)"
NICE="$(command -v nice >/dev/null 2>&1 && echo 'nice -n 10' || true)"
bash -c "$IONICE $NICE $DUMP > '$BACKUP_FILE'"
# Sanity check
# Vérification locale
if [[ ! -s "$BACKUP_FILE" ]]; then
echo "❌ Fichier de backup vide : $BACKUP_FILE"
exit 21
fi
LOCAL_SIZE=$(stat -c%s "$BACKUP_FILE" 2>/dev/null || wc -c < "$BACKUP_FILE")
echo "✅ Dump OK : $BACKUP_FILE ($LOCAL_SIZE octets)"
# 3) Transfert → NAS (SCP à la place de rsync)
# 3) Transfert NAS
scp -O -P 4422 -i /home/debian/.ssh/id_ed25519 \
-o BatchMode=yes -o PreferredAuthentications=publickey -o PasswordAuthentication=no \
-o StrictHostKeyChecking=accept-new \
"$BACKUP_FILE" "Michel@10.8.0.1:$NAS_DIR/"
"$BACKUP_FILE" "$NAS_USER@$NAS_HOST:$NAS_DIR/"
# 4) Vérification taille distante = locale
BASENAME="$(basename "$BACKUP_FILE")"
REMOTE_SIZE=$(ssh -p 4422 -i /home/debian/.ssh/id_ed25519 \
-o BatchMode=yes -o PreferredAuthentications=publickey -o PasswordAuthentication=no \
-o StrictHostKeyChecking=accept-new \
"Michel@10.8.0.1" "wc -c < '$NAS_DIR/$BASENAME'" || echo 0)
"$NAS_USER@$NAS_HOST" "wc -c < '$NAS_DIR/$BASENAME'" || echo 0)
if [[ "$REMOTE_SIZE" != "$LOCAL_SIZE" ]]; then
echo "❌ Taille différente après transfert (local=$LOCAL_SIZE, distant=$REMOTE_SIZE)"
exit 22
fi
echo "✅ Transfert OK → 10.8.0.1:$NAS_DIR/$BASENAME"
echo "✅ Transfert OK → $NAS_HOST:$NAS_DIR/$BASENAME"