Init

README.md

@@ -1,13 +1,32 @@
-# mysql_backup
+# MySQL backup shell script
 
 MySQL backup shell script
 Feature rich MySQL / MariaDB backup script.
 
-# Setup password
+## Usage
+
+**Usage:** `mysql_backup.sh -d /var/backup -n daily [-c 10 -s -a -e test@domain.org]`
+
+- **-d , --dir  **
+backup directory
+- **-n, --name**
+backup name
+- **-c, --copies**
+number of copies to store (default 10)
+- **-e, --email**
+notification email
+- **-l, --lock-all-tables**
+- **-s, --single-transaction**
+- **-z, --compress**
+compress dump by gzip
+- **-q, --quiet**
+- **-h, --help**
+
+## Setup database password
 
 Set mysql `user` and `password` to user that execute script using `.my.cnf` in user homedir.
 
-# .my.cnf example
+## .my.cnf example
 
 ```
     [client]

mysql_backup.sh

@@ -1,12 +1,4 @@
 #!/bin/sh
-# set mysql user and password to user who dump mysql by .my.cnf in user homedir
-#
-# nano /home/mysqldump/.my.cnf
-# [client]
-# user = mysqldump
-# password = secret_passwd_here_HMnab4sBMmMwtDgvF=qZuuU#gsED9u6J
-# host = localhost
-#
 
 export PATH="/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin" ;
 
@@ -23,7 +15,7 @@ usage()
         echo "-e | --email :: notification email"
        	echo "-l | --lock-all-tables"
        	echo "-s | --single-transaction"
-	echo "-a | --archive :: gzip dump"
+        echo "-z | --compress :: gzip dump"
         echo "-q | --quiet"
         echo "-h help"
 }
@@ -51,11 +43,13 @@ while [ "$1" != "" ]; do
 	    -e | --email )          shift
                                 email=$1
                                 ;;
-        -l | --lock-all-tables ) lock=1
+        -l | --lock-all-tables ) 
+                                lock=1
                                 ;;
-	-s | --single-transaction ) singletrans=1
+	    -s | --single-transaction ) 
+                                singletrans=1
                                 ;;
-	-a | --archive )        archive=1
+	    -z | --compress )       archive=1
                                 ;;
 	    -q | --quiet )		    quiet=1
 				                ;;
@@ -95,6 +89,7 @@ if ! [ -d ${dir} ] ; then
 fi
 
 if [ -s ${mypidfile} ] ; then
+    
     error "ERROR: `hostname` script ${script} already running!" ;
 	exit 1 ;
 fi
@@ -127,7 +122,7 @@ mysqlparams="   --all-databases \
                 --routines \
                 --triggers \
                 --force \
-		--max-allowed-packet=512M
+		        --max-allowed-packet=512M \
                 --log-error=/var/log/mysqldump.log" ;
 
 if [ "${singletrans}" ] ; then