89 lines
3.4 KiB
Python
89 lines
3.4 KiB
Python
from cement.core.controller import CementBaseController, expose
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from wo.cli.plugins.stack_pref import post_pref, pre_pref
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from wo.core.aptget import WOAptGet
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from wo.core.fileutils import WOFileUtils
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from wo.core.logging import Log
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from wo.core.mysql import WOMysql
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from wo.core.shellexec import WOShellExec
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from wo.core.variables import WOVar
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from wo.core.apt_repo import WORepo
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class WOStackMigrateController(CementBaseController):
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class Meta:
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label = 'migrate'
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stacked_on = 'stack'
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stacked_type = 'nested'
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description = ('Migrate stack safely')
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arguments = [
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(['--mariadb'],
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dict(help="Migrate/Upgrade database to MariaDB",
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action='store_true')),
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(['--force'],
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dict(help="Force Packages upgrade without any prompt",
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action='store_true')),
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]
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@expose(hide=True)
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def migrate_mariadb(self):
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# Backup all database
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WOMysql.backupAll(self, fulldump=True)
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# Remove previous MariaDB repository
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wo_mysql_old_repo = (
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"deb [arch=amd64,ppc64el] "
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"http://mariadb.mirrors.ovh.net/MariaDB/repo/"
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"10.3/{distro} {codename} main"
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.format(distro=WOVar.wo_distro,
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codename=WOVar.wo_platform_codename))
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if WOFileUtils.grepcheck(
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self, '/etc/apt/sources.list.d/wo-repo.list',
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wo_mysql_old_repo):
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WORepo.remove(self, repo_url=wo_mysql_old_repo)
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# Add MariaDB repo
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pre_pref(self, WOVar.wo_mysql)
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# Install MariaDB
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Log.wait(self, "Updating apt-cache ")
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WOAptGet.update(self)
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Log.valide(self, "Updating apt-cache ")
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Log.wait(self, "Upgrading MariaDB ")
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WOAptGet.remove(self, ["mariadb-server"])
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WOAptGet.auto_remove(self)
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WOAptGet.install(self, WOVar.wo_mysql)
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Log.valide(self, "Upgrading MariaDB ")
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WOFileUtils.mvfile(
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self, '/etc/mysql/my.cnf', '/etc/mysql/my.cnf.old')
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WOFileUtils.create_symlink(
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self, ['/etc/mysql/mariadb.cnf', '/etc/mysql/my.cnf'])
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WOShellExec.cmd_exec(self, 'systemctl daemon-reload')
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WOShellExec.cmd_exec(self, 'systemctl enable mariadb')
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post_pref(self, WOVar.wo_mysql, [])
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@expose(hide=True)
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def default(self):
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pargs = self.app.pargs
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if ((not pargs.mariadb)):
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self.app.args.print_help()
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if pargs.mariadb:
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if WOVar.wo_mysql_host != "localhost":
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Log.error(
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self, "Remote MySQL server in use, skipping local install")
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if (WOShellExec.cmd_exec(self, "mysqladmin ping")):
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Log.info(self, "If your database size is big, "
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"migration may take some time.")
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Log.info(self, "During migration non nginx-cached parts of "
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"your site may remain down")
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if not pargs.force:
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start_upgrade = input("Do you want to continue:[y/N]")
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if start_upgrade != "Y" and start_upgrade != "y":
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Log.error(self, "Not starting package update")
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self.migrate_mariadb()
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else:
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Log.error(self, "Your current MySQL is not alive or "
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"you allready installed MariaDB")
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