Added initialDatabases option to the MySQL service. This is useful for e.g. automatically intialing databases in a test VM
svn path=/nixos/branches/upstart-0.6/; revision=18437
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@ -55,7 +55,15 @@ in
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default = "/var/run/mysql";
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default = "/var/run/mysql";
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description = "Location of the file which stores the PID of the MySQL server";
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description = "Location of the file which stores the PID of the MySQL server";
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};
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};
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initialDatabases = mkOption {
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default = [];
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description = "List of database names and their initial schemas that should be used to create databases on the first startup of MySQL";
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example = [
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{ name = "foodatabase"; schema = ./foodatabase.sql; }
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{ name = "bardatabase"; schema = ./bardatabase.sql; }
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];
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};
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};
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};
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};
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};
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@ -90,6 +98,36 @@ in
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'';
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'';
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exec = "${mysql}/libexec/mysqld ${mysqldOptions}";
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exec = "${mysql}/libexec/mysqld ${mysqldOptions}";
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postStart =
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''
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# Wait until the MySQL server is available for use
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count=0
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while [ ! -e /tmp/mysql.sock ]
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do
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if [ $count -eq 30 ]
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then
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echo "Tried 30 times, giving up..."
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exit 1
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fi
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echo "MySQL daemon not yet started. Waiting for 1 second..."
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count=$((count++))
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sleep 1
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done
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# Create initial databases
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${concatMapStrings (database:
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''
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if ! test -e "${cfg.dataDir}/${database.name}"; then
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echo "Creating initial database: ${database.name}"
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( echo "create database ${database.name};"
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echo "use ${database.name};"
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cat ${database.schema} ) | ${mysql}/bin/mysql -u root -N
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fi
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'') cfg.initialDatabases}
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'';
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# !!! Need a postStart script to wait until mysqld is ready to
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# !!! Need a postStart script to wait until mysqld is ready to
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# accept connections.
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# accept connections.
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