{"id":2388,"date":"2018-08-30T06:14:30","date_gmt":"2018-08-30T06:14:30","guid":{"rendered":"http:\/\/dbtut.com\/?p=2388"},"modified":"2018-12-06T13:18:16","modified_gmt":"2018-12-06T13:18:16","slug":"bash-script-for-backup-of-mysql-users-privileges","status":"publish","type":"post","link":"https:\/\/dbtut.com\/index.php\/2018\/08\/30\/bash-script-for-backup-of-mysql-users-privileges\/","title":{"rendered":"Bash Script for Backup of Mysql Users &#038; Privileges"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p>Below is a simple script which backup Mysql users &amp; grants into separate sql file. So,if you are taking particular database backup then this script might be useful for backup of all users &amp; their corresponding privileges.<span style=\"font-size: 10pt;\"><code><\/code><\/span><\/p>\n<pre class=\"lang:default decode:true  \">#!\/bin\/bash\r\n\r\ndbhost=localhost\r\ndbuser=root\r\ndbpassword=Redhat@123\r\ndbport=3306\r\n\r\nuser_path=\/home\/grant\/create_user.sql\r\nuser_path1=\/home\/grant\/users_read.txt\r\nuser_path2=\/home\/grant\/all_grants.sql\r\n\r\n####generating create user statment########### \r\n`mysql -B -N -h$dbhost -u$dbuser -p$dbpassword -P$dbport -e \"SELECT CONCAT('create user',' ','\\'', user,'\\'@\\'', host, '\\'',' ','IDENTIFIED WITH',' ', plugin,' ','AS',' ','\\'',authentication_string,'\\'',';') FROM user WHERE user != 'root' AND user != ''\" mysql &gt; $user_path`\r\n\r\nif [ $? -eq 0 ]; then\r\n\r\n########generating user &amp; host file which will be used by next command#################\r\n`mysql -B -N -h$dbhost -u$dbuser -p$dbpassword -P$dbport -e \"SELECT CONCAT('\\'', user,'\\'@\\'', host, '\\'') FROM user WHERE user != 'root' AND user != ''\" mysql &gt; $user_path1`\r\n\r\nif [ $? -eq 0 ]; then\r\n\r\n##########Reading user &amp; host file and generating final grant &amp; privileges file#################\r\n`while read line; do mysql -B -N -h$dbhost -u$dbuser -p$dbpassword -P$dbport -e \"SHOW GRANTS FOR $line\"; done &lt; $user_path1 &gt; $user_path2`\r\n\r\n####################finally,using sed command for proper formatting#################\r\n\r\n`sed -i 's\/$\/;\/' $user_path2`\r\n\r\nelse\r\n\r\necho \"Unable to generate second file\"\r\n\r\nfi\r\n\r\nelse\r\n\r\necho \"Unable to generate first file\"\r\n\r\nfi<\/pre>\n<p><span style=\"font-size: 10pt;\"><code><\/code><\/span><\/p>\n\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_2388\" class=\"pvc_stats all  \" data-element-id=\"2388\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/dbtut.com\/wp-content\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Below is a simple script which backup Mysql users &amp; grants into separate sql file. So,if you are taking particular database backup then this script might be useful for backup of all users &amp; their corresponding privileges. #!\/bin\/bash dbhost=localhost dbuser=root dbpassword=Redhat@123 dbport=3306 user_path=\/home\/grant\/create_user.sql user_path1=\/home\/grant\/users_read.txt user_path2=\/home\/grant\/all_grants.sql ####generating create user statment########### `mysql -B -N -h$dbhost -u$dbuser &hellip;<\/p>\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_2388\" class=\"pvc_stats all  \" data-element-id=\"2388\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/dbtut.com\/wp-content\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"author":133,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[299,7],"tags":[1301,1300],"class_list":["post-2388","post","type-post","status-publish","format-standard","","category-linux","category-mysql","tag-mysql","tag-mysql5-7"],"aioseo_notices":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bash Script for Backup of Mysql Users &amp; 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