Tellsanguis
ed989ff004
- Add all project documentation pages in French and English - Include PDF viewers for presentations and documents (P10, P12) - Add collapsible sections for scripts and logs (P10) - Add static assets for all projects - Update sidebars with new projets-openclassrooms category - Add npm start:en script for testing English locale
95 lines
3.3 KiB
Bash
95 lines
3.3 KiB
Bash
#!/bin/bash
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# Auteur : BENE Maël
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# Version : 1.2
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# Description : Sauvegarde incrémentale avec rotation, lien latest, et gestion automatique des FULL via le nom du dossier
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set -euo pipefail
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# Vérifie les paramètres
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if [ "$#" -lt 2 ]; then
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echo "Usage : $0 \"DOSSIER1 DOSSIER2 ...\" NOMBRE_JOURS_DE_RÉTENTION"
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exit 1
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fi
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# Paramètres
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DOSSIERS="$1"
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RETENTION_JOURS="$2"
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# Configuration
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SOURCE_DIR="$HOME/mairie"
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DEST_USER="backup-user"
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DEST_HOST="stockage"
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DEST_BASE="/home/$DEST_USER/backup"
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LOG_DIR="$HOME/backup-logs"
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DATE="$(date '+%Y-%m-%d_%H-%M-%S')"
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CUMULATIVE_LOG="$LOG_DIR/sauvegardes_inc.log"
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mkdir -p "$LOG_DIR"
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# En-tête log
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{
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echo "====================================================="
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echo "[$(date '+%F %T')] ➤ DÉBUT DE LA SAUVEGARDE INCRÉMENTALE"
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echo "Dossiers sauvegardés : $DOSSIERS"
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echo "Rétention prévue : $RETENTION_JOURS jour(s)"
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echo "Horodatage de départ : $DATE"
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echo "====================================================="
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} >> "$CUMULATIVE_LOG"
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# Vérification de la connexion SSH
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if ! ssh -q "$DEST_USER@$DEST_HOST" exit; then
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echo "Erreur : impossible de se connecter à $DEST_USER@$DEST_HOST"
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exit 2
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fi
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for dossier in $DOSSIERS; do
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echo "-----------------------------------------------------" >> "$CUMULATIVE_LOG"
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echo "[$(date '+%F %T')] ➤ Traitement du dossier : $dossier" >> "$CUMULATIVE_LOG"
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# Détection de la dernière FULL dans la période de rétention
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LAST_FULL=$(ssh "$DEST_USER@$DEST_HOST" "find '$DEST_BASE/$dossier' -maxdepth 1 -type d -name '*_FULL' -mtime -$RETENTION_JOURS 2>/dev/null" | sort -r | head -n 1)
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FORCE_FULL=0
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TYPE_SUFFIX=""
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if [ -z "$LAST_FULL" ]; then
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FORCE_FULL=1
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TYPE_SUFFIX="_FULL"
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echo "[$(date '+%F %T')] ➤ Aucune FULL récente trouvée → SAUVEGARDE DE TYPE : FULL" >> "$CUMULATIVE_LOG"
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else
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TYPE_SUFFIX="_INC"
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echo "[$(date '+%F %T')] ➤ Sauvegarde de TYPE : INCRÉMENTALE (base : $LAST_FULL)" >> "$CUMULATIVE_LOG"
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fi
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BACKUP_ID="${DATE}${TYPE_SUFFIX}"
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DEST_PATH="$DEST_BASE/$dossier/$BACKUP_ID"
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# Créer le dossier de destination
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ssh "$DEST_USER@$DEST_HOST" "mkdir -p '$DEST_PATH'" >> "$CUMULATIVE_LOG" 2>&1
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# rsync avec ou sans link-dest
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if [ "$FORCE_FULL" -eq 1 ]; then
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rsync -av --delete -e ssh "$SOURCE_DIR/$dossier/" "$DEST_USER@$DEST_HOST:$DEST_PATH/" \
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>> "$CUMULATIVE_LOG" 2>&1
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else
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rsync -av --delete --link-dest="$LAST_FULL" -e ssh "$SOURCE_DIR/$dossier/" "$DEST_USER@$DEST_HOST:$DEST_PATH/" \
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>> "$CUMULATIVE_LOG" 2>&1
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fi
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echo "[$(date '+%F %T')] ➤ Fin de la sauvegarde de $dossier" >> "$CUMULATIVE_LOG"
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# Mettre à jour le lien symbolique latest
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ssh "$DEST_USER@$DEST_HOST" bash -c "'
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cd \"$DEST_BASE/$dossier\"
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ln -sfn \"$BACKUP_ID\" latest
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'" >> "$CUMULATIVE_LOG" 2>&1
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# Rotation : conserver les $RETENTION_JOURS plus récentes (tous types confondus)
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ssh "$DEST_USER@$DEST_HOST" bash -c "'
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cd \"$DEST_BASE/$dossier\"
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ls -1dt 20* | tail -n +$((RETENTION_JOURS + 1)) | xargs -r rm -rf
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'" >> "$CUMULATIVE_LOG" 2>&1
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done
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echo "[$(date '+%F %T')] SAUVEGARDE JOURNALIÈRE TERMINÉE" >> "$CUMULATIVE_LOG"
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echo >> "$CUMULATIVE_LOG"
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