def dryrun(self):
"""Test backup without preformaning backup"""
mb_cfg = self.config["mariabackup"]
args = util.build_mb_args(mb_cfg, self.target_directory,
self.defaults_path)
LOG.info("* mariabackup command: %s", list2cmdline(args))
args = [
"mariabackup", "--defaults-file=" + self.defaults_path, "--help"
]
cmdline = list2cmdline(args)
LOG.info("* Verifying generated config '%s'", self.defaults_path)
LOG.debug("* Verifying via command: %s", cmdline)
try:
process = Popen(args, stdout=PIPE, stderr=STDOUT, close_fds=True)
except OSError:
raise BackupError("Failed to find mariabackup binary")
stdout = process.stdout.read()
process.wait()
# Note: mariabackup --help will exit with 1 usually
if process.returncode != 1:
LOG.error("! %s failed. Output follows below.", cmdline)
for line in stdout.splitlines():
LOG.error("! %s", line)
raise BackupError("%s exited with failure status [%d]" %
(cmdline, process.returncode))
def backup(self):
"""Perform Backup"""
util.mariabackup_version()
if self.dry_run:
self.dryrun()
return
mb_cfg = self.config["mariabackup"]
backup_directory = self.target_directory
tmpdir = util.evaluate_tmpdir(mb_cfg["tmpdir"], backup_directory)
# innobackupex --tmpdir does not affect mariabackup
util.add_mariabackup_defaults(self.defaults_path, tmpdir=tmpdir)
args = util.build_mb_args(mb_cfg, backup_directory, self.defaults_path)
util.execute_pre_command(mb_cfg["pre-command"],
backup_directory=backup_directory)
stderr = self.open_mb_logfile()
try:
stdout = self.open_mb_stdout()
exc = None
try:
try:
util.run_mariabackup(args, stdout, stderr)
except Exception as exc:
LOG.info("!! %s", exc)
for line in open(
join(self.target_directory, "mariabackup.log"),
"r"):
LOG.error(" ! %s", line.rstrip())
raise
finally:
try:
stdout.close()
except IOError as ex:
LOG.error("Error when closing %s: %s", stdout.name, ex)
if exc is None:
raise
finally:
stderr.close()
if mb_cfg["apply-logs"]:
util.apply_mariabackup_logfile(mb_cfg, backup_directory)
def dryrun(self):
"""Test backup without preformaning backup"""
from subprocess import Popen, list2cmdline, PIPE, STDOUT
mb_cfg = self.config["mariabackup"]
args = util.build_mb_args(mb_cfg, self.target_directory, self.defaults_path)
LOG.info("* mariabackup command: %s", list2cmdline(args))
args = ["mariabackup", "--defaults-file=" + self.defaults_path, "--help"]
cmdline = list2cmdline(args)
LOG.info("* Verifying generated config '%s'", self.defaults_path)
LOG.debug("* Verifying via command: %s", cmdline)
try:
process = Popen(args, stdout=PIPE, stderr=STDOUT, close_fds=True)
except OSError:
raise BackupError("Failed to find mariabackup binary")
stdout = process.stdout.read()
process.wait()
# Note: mariabackup --help will exit with 1 usually
if process.returncode != 1:
LOG.error("! %s failed. Output follows below.", cmdline)
for line in stdout.splitlines():
LOG.error("! %s", line)
raise BackupError("%s exited with failure status [%d]" % (cmdline, process.returncode))
def backup(self):
"""Perform Backup"""
util.mariabackup_version()
if self.dry_run:
self.dryrun()
return
mb_cfg = self.config["mariabackup"]
backup_directory = self.target_directory
tmpdir = util.evaluate_tmpdir(mb_cfg["tmpdir"], backup_directory)
# innobackupex --tmpdir does not affect mariabackup
util.add_mariabackup_defaults(self.defaults_path, tmpdir=tmpdir)
args = util.build_mb_args(mb_cfg, backup_directory, self.defaults_path)
util.execute_pre_command(mb_cfg["pre-command"], backup_directory=backup_directory)
stderr = self.open_mb_logfile()
try:
stdout = self.open_mb_stdout()
exc = None
try:
try:
util.run_mariabackup(args, stdout, stderr)
except Exception as exc:
LOG.info("!! %s", exc)
for line in open(join(self.target_directory, "mariabackup.log"), "r"):
LOG.error(" ! %s", line.rstrip())
raise
finally:
try:
stdout.close()
except IOError as ex:
LOG.error("Error when closing %s: %s", stdout.name, ex)
if exc is None:
raise
finally:
stderr.close()
if mb_cfg["apply-logs"]:
util.apply_mariabackup_logfile(mb_cfg, backup_directory)