mer. 19 août 2026 13:18:09 CEST

2026-08-19 13:18:09 +02:00
commit 4825fdb38f
6 changed files with 84 additions and 0 deletions
@@ -0,0 +1,44 @@
+#!/bin/bash
+
+# Postgres configuration (replace with your details)
+PGUSER="your_username"
+PGHOST="your_hostname"
+PGPORT="5432"
+export PGPASSWORD="your_password"
+BACKUPDIR="/backup"
+EXCLUDE_DBS="template0 template1 postgres"  # Exclude these databases
+
+# Get date in YYYY-MM-DD format
+CURRENTDATE=$(date +%Y-%m-%d)
+
+# Function to backup a single database
+backup_database() {
+  local db_name="$1"
+  local backup_file="$BACKUPDIR/$CURRENTDATE-$db_name.sql.gz"
+
+  # Skip excluded databases
+  if [[ "$EXCLUDE_DBS" =~ " $db_name " ]]; then
+    echo "Skipping excluded database: $db_name"
+    return
+  fi
+
+  # Dump the database
+  pg_dump -h "$PGHOST" -p "$PGPORT" -U "$PGUSER" "$db_name" | gzip > "$backup_file"
+  echo "Backup completed: $backup_file"
+}
+
+# Ensure backup directory exists
+mkdir -p "$BACKUPDIR"
+
+# Get list of databases (excluding template and postgres)
+databases=$(psql -h "$PGHOST" -p "$PGPORT" -U "$PGUSER" -t -c "SELECT datname FROM pg_database WHERE datistemplate = false;")
+
+# Loop through databases and backup each one
+for db_name in $databases; do
+  backup_database "$db_name"
+done
+
+# Delete backups older than 60 days
+find "$BACKUPDIR" -type f -name "*.sql.gz" -mtime +30 -delete
+
+echo "Deleted old backups from $BACKUPDIR"