#!
/bin/bash
# MongoDB Maintenance Script
# Set variables
MONGO_HOST="localhost"
MONGO_PORT="27017"
MONGO_USER="admin"
MONGO_PASS="password"
BACKUP_DIR="/path/to/backup"
LOG_FILE="/path/to/log/mongo_maintenance.log"
DATE=$(date +"%Y-%m-%d-%H-%M")
# Functions
# Backup MongoDB
backup_mongo() {
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Starting MongoDB backup..." | tee -a
$LOG_FILE
mongodump --host $MONGO_HOST --port $MONGO_PORT --username $MONGO_USER --
password $MONGO_PASS --authenticationDatabase "admin" --out
$BACKUP_DIR/mongo_backup_$DATE
if [ $? -eq 0 ]; then
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Backup successful:
$BACKUP_DIR/mongo_backup_$DATE" | tee -a $LOG_FILE
else
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Backup failed!" | tee -a $LOG_FILE
fi
}
# Restore MongoDB
restore_mongo() {
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Starting MongoDB restore..." | tee -a
$LOG_FILE
mongorestore --host $MONGO_HOST --port $MONGO_PORT --username $MONGO_USER --
password $MONGO_PASS --authenticationDatabase "admin" --dir
$BACKUP_DIR/mongo_backup_$DATE
if [ $? -eq 0 ]; then
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Restore successful" | tee -a $LOG_FILE
else
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Restore failed!" | tee -a $LOG_FILE
fi
}
# Compact MongoDB collections (optimize storage)
compact_mongo() {
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Compacting MongoDB collections..." | tee -
a $LOG_FILE
mongo --host $MONGO_HOST --port $MONGO_PORT -u $MONGO_USER -p $MONGO_PASS --
authenticationDatabase "admin" --eval 'db.runCommand({ compact:
"collection_name" })'
if [ $? -eq 0 ]; then
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Compacting completed successfully." |
tee -a $LOG_FILE
else
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Compacting failed!" | tee -a $LOG_FILE
fi
}
# Create a new MongoDB user
create_user() {
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Creating MongoDB user..." | tee -a
$LOG_FILE
mongo --host $MONGO_HOST --port $MONGO_PORT -u $MONGO_USER -p $MONGO_PASS --
authenticationDatabase "admin" --eval '
db.getSiblingDB("admin").createUser({
user: "new_user",
pwd: "new_password",
roles: [{ role: "readWrite", db: "test_db" }]
})'
if [ $? -eq 0 ]; then
echo "[$(date +"%Y-%m-%d %H:%M:%S")] User created successfully." | tee -a
$LOG_FILE
else
echo "[$(date +"%Y-%m-%d %H:%M:%S")] User creation failed!" | tee -a
$LOG_FILE
fi
}
# Drop a MongoDB user
drop_user() {
echo "[$(date +"%Y-%m-%d %H:%M:%S")] Dropping MongoDB user..." | tee -a
$LOG_FILE
mongo --host $MONGO_HOST --port $MONGO_PORT -u $MONGO_USER -p $MONGO_PASS --
authenticationDatabase "admin" --eval '
db.getSiblingDB("admin").dropUser("new_user")'
if [ $? -eq 0 ]; then
echo "[$(date +"%Y-%m-%d %H:%M:%S")
