GuillaumeHemmen/docker-mysql-cron-backup
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Merge pull request #83 from kovtalex/master

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adding ssl support
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Fco. Javier Delgado del Hoyo 2022-06-18 12:08:16 +02:00 committed by GitHub
commit d172e583b0
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3 changed files with 4 additions and 3 deletions
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1
README.md
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@ -22,6 +22,7 @@ docker container run -d \
- `MYSQL_PASS_FILE`: The file in container where to find the password of your mysql database (cf. docker secrets). You should use either MYSQL_PASS_FILE or MYSQL_PASS (see examples below). - `MYSQL_PASS_FILE`: The file in container where to find the password of your mysql database (cf. docker secrets). You should use either MYSQL_PASS_FILE or MYSQL_PASS (see examples below).
- `MYSQL_DATABASE`: The database name to dump. Default: `--all-databases`. - `MYSQL_DATABASE`: The database name to dump. Default: `--all-databases`.
- `MYSQLDUMP_OPTS`: Command line arguments to pass to mysqldump (see [mysqldump documentation](https://dev.mysql.com/doc/refman/8.0/en/mysqldump.html)). - `MYSQLDUMP_OPTS`: Command line arguments to pass to mysqldump (see [mysqldump documentation](https://dev.mysql.com/doc/refman/8.0/en/mysqldump.html)).
- `MYSQL_SSL_OPTS`: Command line arguments to use [SSL](https://dev.mysql.com/doc/refman/5.6/en/using-encrypted-connections.html).
- `CRON_TIME`: The interval of cron job to run mysqldump. `0 3 * * sun` by default, which is every Sunday at 03:00. It uses UTC timezone. - `CRON_TIME`: The interval of cron job to run mysqldump. `0 3 * * sun` by default, which is every Sunday at 03:00. It uses UTC timezone.
- `MAX_BACKUPS`: The number of backups to keep. When reaching the limit, the old backup will be discarded. No limit by default. - `MAX_BACKUPS`: The number of backups to keep. When reaching the limit, the old backup will be discarded. No limit by default.
- `INIT_BACKUP`: If set, create a backup when the container starts. - `INIT_BACKUP`: If set, create a backup when the container starts.

4
backup.sh
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@ -9,7 +9,7 @@
DATE=$(date +%Y%m%d%H%M) DATE=$(date +%Y%m%d%H%M)
echo "=> Backup started at $(date "+%Y-%m-%d %H:%M:%S")" echo "=> Backup started at $(date "+%Y-%m-%d %H:%M:%S")"
DATABASES=${MYSQL_DATABASE:-${MYSQL_DB:-$(mysql -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" -e "SHOW DATABASES;" | tr -d "| " | grep -v Database)}} DATABASES=${MYSQL_DATABASE:-${MYSQL_DB:-$(mysql -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" $MYSQL_SSL_OPTS -e "SHOW DATABASES;" | tr -d "| " | grep -v Database)}}
for db in ${DATABASES} for db in ${DATABASES}
do do
if [[ "$db" != "information_schema" ]] \ if [[ "$db" != "information_schema" ]] \
@ -21,7 +21,7 @@ do
echo "==> Dumping database: $db" echo "==> Dumping database: $db"
FILENAME=/backup/$DATE.$db.sql FILENAME=/backup/$DATE.$db.sql
LATEST=/backup/latest.$db.sql LATEST=/backup/latest.$db.sql
if mysqldump --single-transaction $MYSQLDUMP_OPTS -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" "$db" > "$FILENAME" if mysqldump --single-transaction $MYSQLDUMP_OPTS -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" $MYSQL_SSL_OPTS "$db" > "$FILENAME"
then then
EXT= EXT=
if [ -z "${USE_PLAIN_SQL}" ] if [ -z "${USE_PLAIN_SQL}" ]

2
restore.sh
View file

@ -30,7 +30,7 @@ fi
echo "=> Restore database $DB_NAME from $1" echo "=> Restore database $DB_NAME from $1"
if echo "$SQL" | mysql -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" "$DB_NAME" if echo "$SQL" | mysql -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" $MYSQL_SSL_OPTS "$DB_NAME"
then then
echo "=> Restore succeeded" echo "=> Restore succeeded"
else else