Added support for a command on script success

Author: williamdes

.env-example

@@ -3,7 +3,12 @@ BACKUP_DIR=/home/myuser/preciousdata
 MYSQL_HOST=localhost
 MYSQL_USER=root
 MYSQL_PASS=toor
-# Databases to skip with no space between the args separated by a ,
+
+# (Optional) Databases to skip with no space between the args separated by a ,
 SKIP_DATABASES=mysql,information_schema,performance_schema,phpmyadmin
-# No not use if you are a goat
-EXPERT_ARGS=--default-character-set=utf8 --extended-insert=FALSE --single-transaction --skip-comments --skip-dump-date --hex-blob --tz-utc
+
+# (Optional) No not use if you are a goat
+EXPERT_ARGS=--default-character-set=utf8 --extended-insert=FALSE --single-transaction --skip-comments --skip-dump-date --hex-blob --tz-utc
+
+# (Optional) Command called on script success, WITH the double quotes !
+ON_SUCCESS="echo 'Hello world'"

README.md

@@ -31,6 +31,9 @@ vi .env
 | MYSQL_PASS | | YES |
 | SKIP_DATABASES | | YES |
 | EXPERT_ARGS | --default-character-set=utf8 --extended-insert=FALSE --single-transaction --skip-comments --skip-dump-date --hex-blob --tz-utc | YES |
+| ON_SUCCESS | | YES |
+
+> ON_SUCCESS is called on script success
 
 ## Example .env
 
@@ -53,4 +56,4 @@ SKIP_DATABASES=mysql,information_schema,performance_schema,phpmyadmin
 | views.sql | The views |
 | triggers.sql | The triggers |
 | routines.sql | All the procedures & functions |
-| users.sql | All MySQL users |
+| users.sql | All MySQL users |

backup.sh

@@ -1,7 +1,12 @@
 #!/bin/bash
 
-export -n $(egrep -v '^#' $(dirname $0)/.env | xargs)
-
+# from : github:builtinnya/dotenv-shell-loader
+DOTENV_SHELL_LOADER_SAVED_OPTS=$(set +o)
+set -o allexport
+[ -f "$(dirname $0)/.env" ] && source "$(dirname $0)/.env"
+set +o allexport
+eval "$DOTENV_SHELL_LOADER_SAVED_OPTS"
+unset DOTENV_SHELL_LOADER_SAVED_OPTS
 
 if [ -z "${BACKUP_DIR}" ]; then
  echo "Empty Variable BACKUP_DIR"
@@ -116,4 +121,6 @@ sed -i -e 's/\\\\//g' ${BACKUP_DIR}/grants.sql
 # echo -e ${GRANTS_SQL}
 
 echo "Backup done !"
-
+if [ ! -z "${ON_SUCCESS}" ]; then
+`echo ${ON_SUCCESS}`
+fi