单位的开发同事需要将一个mysql 中的库导入到本地mysql中 所以为了减少手工操作,就写了下面的一个用perl 实现的 mysql 异机导入导出脚本:如下
#!/usr/bin/perl -w
#Author:andylhz#Date:20120/08/29#Purpose:Import database from other mysql db host to local. my $db_host_local="localhost";my $db_username_local="root";my $db_password_local="password";my $db_dbname_local="baby";my $db_backupdir_local="/root/dbbackup/local";if (-e $db_backupdir_local){ print "The database backup dir is $db_backupdir_local\n";}else{ mkdir $db_backupdir_local;}my $db_time_local=`date +%y%m%d%H%M%S`;#backup localhost databasesprint "$db_dbname_local is backuping.....\n";system "/usr/local/mysql/bin/mysqldump -h $db_host_local -u$db_username_local -p$db_password_local --databases $db_dbname_local >$db_backupdir_local/$db_dbname_local$db_time_local";if ( $?==0 ){ print "Database $db_dbname_local is backup OK!\n";}else{ print "Database $db_dbname_local is backup FALSE!\n"; exit ;} print "Compress the dump file\n";system "gzip $db_backupdir_local/$db_dbname_local$db_time_local"; if ( $?==0 ){ print "Dump file is compress OK!\n";}else{ print "Dump file is compress FALSE!\n"; exit;} #### #!/usr/bin/perl %iplist=('144trunk'=>'192.168.100.144','114branch'=>'192.168.100.114','164release'=>'192.168.100.164');@keys= keys %iplist;@values= values %iplist; print "$keys[0] -> $values[0] Trunk MySQL(0\n";print "$keys[1] -> $values[1] Branch MySQL(1\n";print "$keys[2] -> $values[2]>print "Please choose the MySQL host IP which you want to import:\n";chomp($_=);if( m/0|1|2/ ){ chomp( $dbhost_remote="$values[$_]");}else{ print "The mysql database is not found choose one from above list!\n"; exit;} #### #sub improt_remote_db {# print "Please tell me which mysql db do you want to import to local:\n";my $db_host_remote="$dbhost_remote";my $db_username_remote="root";my $db_password_remote="password";my $db_dbname_remote="baby";my $db_backupdir_remote="/root/dbbackup/remote";if (-e $db_backupdir_remote){ print "The database export dir is $db_backupdir_remote\n";}else{ mkdir $db_backupdir_remote;} my $db_time_remote=`date +%y%m%d%H%M%S`;#backup localhost databasesprint "The database $db_dbname_remote is dumping.....\n";`/usr/local/mysql/bin/mysqldump -h $db_host_remote -u$db_username_remote -p$db_password_remote --databases $db_dbname_remote >$db_backupdir_remote/$db_dbname_remote$db_time_remote`; if ( $?==0 ){ print "Database $db_dbname_remote is export OK!\n";}else{ print "Database $db_dbname_remote is export FALSE!\n"; exit;} print "Import $db_host_remote mysql $db_dbname_remote begin.....\n"; system "/usr/local/mysql/bin/mysql -u$db_username_local -p$db_password_local $db_dbname_local < $db_backupdir_remote/$db_dbname_remote$db_time_remote"; if ( $?==0 ){ print "Database $db_dbname_remote is import OK!\n";}else{ print "Database $db_dbname_remote is import FALSE!\n"; exit;} #}####unlink "$db_backupdir_remote/*";print "Import $db_host_remote mysql $db_dbname_remote is OK\n"; #END