mirror of
https://github.com/fradelg/docker-mysql-cron-backup.git
synced 2024-11-01 08:31:45 +01:00
38 lines
1,022 B
Bash
Executable file
38 lines
1,022 B
Bash
Executable file
#!/bin/bash
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[ -z "${MYSQL_USER}" ] && { echo "=> MYSQL_USER cannot be empty" && exit 1; }
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# If provided, take password from file
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[ -z "${MYSQL_PASS_FILE}" ] || { MYSQL_PASS=$(head -1 "${MYSQL_PASS_FILE}"); }
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# Alternatively, take it from env var
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[ -z "${MYSQL_PASS}" ] && { echo "=> MYSQL_PASS cannot be empty" && exit 1; }
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if [ "$#" -ne 1 ]
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then
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echo "You must pass the path of the backup file to restore"
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fi
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set -o pipefail
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if [ -z "${USE_PLAIN_SQL}" ]
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then
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SQL=$(gunzip -c "$1")
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else
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SQL=$(cat "$1")
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fi
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DB_NAME=${MYSQL_DATABASE:-${MYSQL_DB}}
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if [ -z "${DB_NAME}" ]
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then
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echo "=> Searching database name in $1"
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DB_NAME=$(echo "$SQL" | grep -oE '(Database: (.+))' | cut -d ' ' -f 2)
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fi
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[ -z "${DB_NAME}" ] && { echo "=> Database name not found" && exit 1; }
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echo "=> Restore database $DB_NAME from $1"
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if echo "$SQL" | mysql -h "$MYSQL_HOST" -P "$MYSQL_PORT" -u "$MYSQL_USER" -p"$MYSQL_PASS" "$DB_NAME" $MYSQL_SSL_OPTS
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then
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echo "=> Restore succeeded"
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else
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echo "=> Restore failed"
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fi
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