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fix code passing ruff linter pre-commit ruff pre-commit ruff format
102 lines
4.3 KiB
Python
102 lines
4.3 KiB
Python
#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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# -----------------------------------------------------------------------
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# This file is part of TISBackup
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#
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# TISBackup is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# TISBackup is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with TISBackup. If not, see <http://www.gnu.org/licenses/>.
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#
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# -----------------------------------------------------------------------
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import paramiko
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from .common import *
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class backup_xcp_metadata(backup_generic):
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"""Backup metatdata of a xcp pool using xe pool-dump-database"""
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type = "xcp-dump-metadata"
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required_params = ["type", "server_name", "private_key", "backup_name"]
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def do_backup(self, stats):
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self.logger.debug("[%s] Connecting to %s with user root and key %s", self.backup_name, self.server_name, self.private_key)
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t = datetime.datetime.now()
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backup_start_date = t.strftime("%Y%m%d-%Hh%Mm%S")
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# dump pool medatadata
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localpath = os.path.join(self.backup_dir, "xcp_metadata-" + backup_start_date + ".dump")
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stats["status"] = "Dumping"
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if not self.dry_run:
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cmd = "/opt/xensource/bin/xe pool-dump-database file-name="
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self.logger.debug("[%s] Dump XCP Metadata : %s", self.backup_name, cmd)
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(error_code, output) = ssh_exec(cmd, server_name=self.server_name, private_key=self.private_key, remote_user="root")
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with open(localpath, "w") as f:
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f.write(output)
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# zip the file
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stats["status"] = "Zipping"
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cmd = "gzip %s " % localpath
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self.logger.debug("[%s] Compress backup : %s", self.backup_name, cmd)
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if not self.dry_run:
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call_external_process(cmd)
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localpath += ".gz"
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if not self.dry_run:
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stats["total_files_count"] = 1
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stats["written_files_count"] = 1
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stats["total_bytes"] = os.stat(localpath).st_size
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stats["written_bytes"] = os.stat(localpath).st_size
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stats["log"] = "gzip dump of DB %s:%s (%d bytes) to %s" % (self.server_name, "xcp metadata dump", stats["written_bytes"], localpath)
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stats["backup_location"] = localpath
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stats["status"] = "OK"
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def register_existingbackups(self):
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"""scan metatdata backup files and insert stats in database"""
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registered = [
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b["backup_location"]
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for b in self.dbstat.query("select distinct backup_location from stats where backup_name=?", (self.backup_name,))
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]
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filelist = os.listdir(self.backup_dir)
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filelist.sort()
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p = re.compile("^%s-(?P<date>\d{8,8}-\d{2,2}h\d{2,2}m\d{2,2}).dump.gz$" % self.server_name)
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for item in filelist:
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sr = p.match(item)
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if sr:
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file_name = os.path.join(self.backup_dir, item)
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start = datetime.datetime.strptime(sr.groups()[0], "%Y%m%d-%Hh%Mm%S").isoformat()
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if file_name not in registered:
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self.logger.info("Registering %s from %s", file_name, fileisodate(file_name))
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size_bytes = int(os.popen('du -sb "%s"' % file_name).read().split("\t")[0])
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self.logger.debug(" Size in bytes : %i", size_bytes)
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if not self.dry_run:
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self.dbstat.add(
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self.backup_name,
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self.server_name,
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"",
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backup_start=start,
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backup_end=fileisodate(file_name),
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status="OK",
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total_bytes=size_bytes,
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backup_location=file_name,
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)
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else:
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self.logger.info("Skipping %s from %s, already registered", file_name, fileisodate(file_name))
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register_driver(backup_xcp_metadata)
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