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Add ability to use secrets for mysql access

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This commit is contained in:
Skimpax 2022-10-15 07:49:01 +02:00
parent d07cf4ffb7
commit 37a8400103
2 changed files with 18 additions and 6 deletions
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12
backup.sh
View file

@ -1,10 +1,18 @@
#!/bin/bash #!/bin/bash
# Get hostname: try read from file, else get from env
[ -z "${MYSQL_HOST_FILE}" ] || { MYSQL_USER=$(head -1 "${MYSQL_HOST_FILE}"); }
[ -z "${MYSQL_HOST}" ] && { echo "=> MYSQL_HOST cannot be empty" && exit 1; }
# Get username: try read from file, else get from env
[ -z "${MYSQL_USER_FILE}" ] || { MYSQL_USER=$(head -1 "${MYSQL_USER_FILE}"); }
[ -z "${MYSQL_USER}" ] && { echo "=> MYSQL_USER cannot be empty" && exit 1; } [ -z "${MYSQL_USER}" ] && { echo "=> MYSQL_USER cannot be empty" && exit 1; }
# If provided, take password from file # Get password: try read from file, else get from env, else get from MYSQL_PASSWORD env
[ -z "${MYSQL_PASS_FILE}" ] || { MYSQL_PASS=$(head -1 "${MYSQL_PASS_FILE}"); } [ -z "${MYSQL_PASS_FILE}" ] || { MYSQL_PASS=$(head -1 "${MYSQL_PASS_FILE}"); }
# Alternatively, take it from env var
[ -z "${MYSQL_PASS:=$MYSQL_PASSWORD}" ] && { echo "=> MYSQL_PASS cannot be empty" && exit 1; } [ -z "${MYSQL_PASS:=$MYSQL_PASSWORD}" ] && { echo "=> MYSQL_PASS cannot be empty" && exit 1; }
# Get database name(s): try read from file, else get from env
# Note: when from file, there can be one database name per line in that file
[ -z "${MYSQL_DATABASE_FILE}" ] || { MYSQL_DATABASE=$(cat "${MYSQL_DATABASE_FILE}"); }
# Get level from env, else use 6
[ -z "${GZIP_LEVEL}" ] && { GZIP_LEVEL=6; } [ -z "${GZIP_LEVEL}" ] && { GZIP_LEVEL=6; }
DATE=$(date +%Y%m%d%H%M) DATE=$(date +%Y%m%d%H%M)

12
restore.sh
View file

@ -1,10 +1,14 @@
#!/bin/bash #!/bin/bash
# Get hostname: try read from file, else get from env
[ -z "${MYSQL_HOST_FILE}" ] || { MYSQL_USER=$(head -1 "${MYSQL_HOST_FILE}"); }
[ -z "${MYSQL_HOST}" ] && { echo "=> MYSQL_HOST cannot be empty" && exit 1; }
# Get username: try read from file, else get from env
[ -z "${MYSQL_USER_FILE}" ] || { MYSQL_USER=$(head -1 "${MYSQL_USER_FILE}"); }
[ -z "${MYSQL_USER}" ] && { echo "=> MYSQL_USER cannot be empty" && exit 1; } [ -z "${MYSQL_USER}" ] && { echo "=> MYSQL_USER cannot be empty" && exit 1; }
# If provided, take password from file # Get password: try read from file, else get from env, else get from MYSQL_PASSWORD env
[ -z "${MYSQL_PASS_FILE}" ] || { MYSQL_PASS=$(head -1 "${MYSQL_PASS_FILE}"); } [ -z "${MYSQL_PASS_FILE}" ] || { MYSQL_PASS=$(head -1 "${MYSQL_PASS_FILE}"); }
# Alternatively, take it from env var [ -z "${MYSQL_PASS:=$MYSQL_PASSWORD}" ] && { echo "=> MYSQL_PASS cannot be empty" && exit 1; }
[ -z "${MYSQL_PASS}" ] && { echo "=> MYSQL_PASS cannot be empty" && exit 1; }
if [ "$#" -ne 1 ] if [ "$#" -ne 1 ]
then then
@ -14,7 +18,7 @@ fi
set -o pipefail set -o pipefail
if [ -z "${USE_PLAIN_SQL}" ] if [ -z "${USE_PLAIN_SQL}" ]
then then
SQL=$(gunzip -c "$1") SQL=$(gunzip -c "$1")
else else
SQL=$(cat "$1") SQL=$(cat "$1")