Sécurité SSH

This commit is contained in:
2025-10-18 11:21:30 +02:00
parent e9b85bcf40
commit 367c6a10b8
3 changed files with 24 additions and 20 deletions

5
.env
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@@ -54,10 +54,9 @@ ALERT_SMS_TO_MEUDON=Michel:+33759600180
ALERT_SMS_CLIENT_TO_MEUDON=Sekou:+33625903364,Damien:+33680388259 ALERT_SMS_CLIENT_TO_MEUDON=Sekou:+33625903364,Damien:+33680388259
ALERT_SMS_CLIENT_TO_SACLAY=Nicolas:+33682069405,Sabrina:+33650270939,Mirceta:+33601162960 ALERT_SMS_CLIENT_TO_SACLAY=Nicolas:+33682069405,Sabrina:+33650270939,Mirceta:+33601162960
# Activer/désactiver globalement lenvoi client # Activer/désactiver globalement lenvoi client
ALERT_SMS_CLIENT_ENABLED=0 ALERT_SMS_CLIENT_ENABLED=1
# 1) couper les SMS internes # 1) couper les SMS internes
ALERT_INTERNAL_SMS_ENABLED=0# 0 = coupe tous les SMS “internes” (déclenchement) ALERT_INTERNAL_SMS_ENABLED=0# 0 = coupe tous les SMS “internes” (déclenchement)
# 2) limiter le flux par cooldown (par sonde) # 2) limiter le flux par cooldown (par sonde)
ALERT_SMS_COOLDOWN_SEC=3600# 3600s = 1 SMS max / sonde / heure ALERT_SMS_COOLDOWN_SEC=3600
# (compatibilité: si non défini, on retombe sur GYRO_SMS_MIN_SEC ou 120s)

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@@ -148,7 +148,7 @@ with col1:
help="Filtre sur ERROR, ❌, Traceback, failed, exception, critical, fatal" help="Filtre sur ERROR, ❌, Traceback, failed, exception, critical, fatal"
) )
with col2: with col2:
nb_lignes = st.slider("📏 Lignes à afficher", 10, 5000, 300) nb_lignes = st.slider("📏 Lignes à afficher", 10, 5000, 30)
with col3: with col3:
highlight = st.checkbox( highlight = st.checkbox(
"🖍️ Surligner erreurs/avertissements", "🖍️ Surligner erreurs/avertissements",

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@@ -16,9 +16,14 @@ flock -n 9 || { echo "🔒 Un autre backup est en cours. Abandon."; exit 1; }
BACKUP_FILE="$BACKUP_DIR/mysql_backup_$DATE.sql" BACKUP_FILE="$BACKUP_DIR/mysql_backup_$DATE.sql"
# Cible NAS (alias dans ~/.ssh/config) # Cible NAS (alias dans ~/.ssh/config)
NAS_HOST="DSM920" NAS_HOST="10.8.0.1"
NAS_USER="Michel"
NAS_DIR="/volume1/VPS/Gravelines" NAS_DIR="/volume1/VPS/Gravelines"
SSH_OPTS="-F /home/debian/.ssh/config -o BatchMode=yes -o StrictHostKeyChecking=accept-new" SSH_OPTS="-i /home/debian/.ssh/id_ed25519 -p 4422 \
-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) # Chemin credentials MySQL (recommandé)
MYSQL_DEFAULTS="/home/debian/.my.cnf" MYSQL_DEFAULTS="/home/debian/.my.cnf"
@@ -32,8 +37,8 @@ echo "🔷 Dossier NAS : $NAS_DIR (hôte $NAS_HOST)"
# 1) Pré-check SSH & droits écriture NAS # 1) Pré-check SSH & droits écriture NAS
echo "🔷 Test SSH NAS…" echo "🔷 Test SSH NAS…"
if ! ssh $SSH_OPTS "$NAS_HOST" "mkdir -p '$NAS_DIR' && test -w '$NAS_DIR' && echo __SSH_OK__"; then if ! ssh $SSH_OPTS "$NAS_USER@$NAS_HOST" "mkdir -p '$NAS_DIR' && test -w '$NAS_DIR' && echo __SSH_OK__"; then
echo "❌ Impossible d écrire sur $NAS_HOST:$NAS_DIR (clé SSH ? user ? droits ? SSH NAS activé ?)" echo "❌ Impossible d'écrire sur $NAS_HOST:$NAS_DIR (clé SSH ? user ? droits ? SSH NAS activé ?)"
exit 20 exit 20
fi fi
@@ -59,22 +64,22 @@ fi
LOCAL_SIZE=$(stat -c%s "$BACKUP_FILE" 2>/dev/null || wc -c < "$BACKUP_FILE") LOCAL_SIZE=$(stat -c%s "$BACKUP_FILE" 2>/dev/null || wc -c < "$BACKUP_FILE")
echo "✅ Dump OK : $BACKUP_FILE ($LOCAL_SIZE octets)" echo "✅ Dump OK : $BACKUP_FILE ($LOCAL_SIZE octets)"
# 3) Transfert → NAS # 3) Transfert → NAS (SCP à la place de rsync)
echo "🔷 Transfert vers le NAS…" scp -O -P 4422 -i /home/debian/.ssh/id_ed25519 \
rsync -av --partial -e "ssh $SSH_OPTS" "$BACKUP_FILE" "$NAS_HOST:$NAS_DIR/" -o BatchMode=yes -o PreferredAuthentications=publickey -o PasswordAuthentication=no \
-o StrictHostKeyChecking=accept-new \
"$BACKUP_FILE" "Michel@10.8.0.1:$NAS_DIR/"
# 4) Vérification taille distante = locale (robuste BusyBox) # 4) Vérification taille distante = locale
BASENAME="$(basename "$BACKUP_FILE")" BASENAME="$(basename "$BACKUP_FILE")"
REMOTE_SIZE=$(ssh $SSH_OPTS "$NAS_HOST" "wc -c < '$NAS_DIR/$BASENAME'" || echo 0) 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/$BASENAME'" || echo 0)
if [[ "$REMOTE_SIZE" != "$LOCAL_SIZE" ]]; then if [[ "$REMOTE_SIZE" != "$LOCAL_SIZE" ]]; then
echo "❌ Taille différente après transfert (local=$LOCAL_SIZE, distant=$REMOTE_SIZE)" echo "❌ Taille différente après transfert (local=$LOCAL_SIZE, distant=$REMOTE_SIZE)"
exit 22 exit 22
fi fi
echo "✅ Transfert OK → $NAS_HOST:$NAS_DIR/$BASENAME" echo "✅ Transfert OK → 10.8.0.1:$NAS_DIR/$BASENAME"
# 5) Rotation locale (garder 14 fichiers)
echo "🔷 Rotation locale (garder 14 fichiers)…"
ls -1t "$BACKUP_DIR"/mysql_backup_*.sql 2>/dev/null | tail -n +15 | xargs -r rm -f
echo "🏁 Terminé $(date '+%F %T')"