29 lines
938 B
Bash
Executable file
29 lines
938 B
Bash
Executable file
#!/bin/bash
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set -uex
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CNF=/etc/mysql/my.cnf
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cp -f $(dirname $0)/my.cnf $CNF
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sed -i "s/^bind-address=.*/bind-address=0.0.0.0/" $CNF
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D_SYS_MAINT="--defaults-file=/etc/mysql/debian.cnf"
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# Since we will be clearing out ib_*, make sure there aren't any innodb tables.
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if mysqladmin $D_SYS_MAINT ping ; then
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innodb_tables=$(mysql $D_SYS_MAINT -N -e "SELECT count(*) FROM information_schema.TABLES WHERE ENGINE LIKE 'InnoDB'")
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if [ -n "$innodb_tables" -a $innodb_tables -gt 0 ] ; then
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echo Found $innodb_tables InnoDB tables. Any existing data may be lost. ABORT!
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exit 1
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fi
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service mysql stop
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fi
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# The new my.cnf may not jive with default innodb sizes, so just backup and clear out ib files
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if [ -n "$(ls /var/lib/mysql/ib_*)" ] ; then
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BACKUP_DIR=/var/backups/mysql-$(date +%Y%m%d%H%M%S)
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mkdir -p $BACKUP_DIR
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chmod 700 $BACKUP_DIR
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mv -f /var/lib/mysql/ib_* $BACKUP_DIR
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fi
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service mysql start
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