third-party-mirrors/zfs_autobackup
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Revert "Feature/ssh mux"

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DatuX 2019-02-03 20:57:00 +01:00 committed by GitHub
parent b8d744869d
commit 42bbecc571
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1 changed files with 4 additions and 23 deletions
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zfs_autobackup
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@ -27,14 +27,14 @@ def debug(txt):
"""run a command. specifiy ssh user@host to run remotely"""
def run(cmd, input=None, ssh_to="local", tab_split=False, valid_exitcodes=[ 0 ], test=False, return_exitcode=False):
def run(cmd, input=None, ssh_to="local", tab_split=False, valid_exitcodes=[ 0 ], test=False):
encoded_cmd=[]
#use ssh?
if ssh_to != "local":
encoded_cmd.extend([ "ssh", "-o", "ControlMaster=auto", "-o", "ControlPersist=600s", "-o", "ControlPath=~/.ssh/control-master-%r@%h:%p", ssh_to ])
encoded_cmd.extend(["ssh", ssh_to])
if args.ssh_cipher:
encoded_cmd.extend(["-c", args.ssh_cipher])
if args.compress:
@ -76,9 +76,6 @@ def run(cmd, input=None, ssh_to="local", tab_split=False, valid_exitcodes=[ 0 ],
if p.returncode not in valid_exitcodes:
raise(subprocess.CalledProcessError(p.returncode, encoded_cmd))
if return_exitcode:
return(p.returncode)
lines=output.splitlines()
if not tab_split:
return(lines)
@ -89,15 +86,6 @@ def run(cmd, input=None, ssh_to="local", tab_split=False, valid_exitcodes=[ 0 ],
return(ret)
"""Close open SSH connections"""
def run_ssh_close(ssh_host, test=False):
code=run(test=test, valid_exitcodes=[0, 255], return_exitcode=True, cmd=[ "ssh", "-o", "ControlPath=~/.ssh/control-master-%r@%h:%p", "-O", "check", ssh_host ])
if code == 0:
code=run(test=test, valid_exitcodes=[0, 255], cmd=[ "ssh", "-o", "ControlPath=~/.ssh/control-master-%r@%h:%p", "-O", "exit", ssh_host ])
"""determine filesystems that should be backupped by looking at the special autobackup-property"""
def zfs_get_selected_filesystems(ssh_to, backup_name):
#get all source filesystems that have the backup property
@ -268,7 +256,7 @@ def zfs_transfer(ssh_source, source_filesystem, first_snapshot, second_snapshot,
source_cmd=[]
if ssh_source != "local":
source_cmd.extend([ "ssh", "-o", "ControlMaster=auto", "-o", "ControlPersist=600s", "-o", "ControlPath=~/.ssh/control-master-%r@%h:%p", ssh_source ])
source_cmd.extend([ "ssh", ssh_source ])
if args.ssh_cipher:
source_cmd.extend(["-c", args.ssh_cipher])
if args.compress:
@ -307,7 +295,7 @@ def zfs_transfer(ssh_source, source_filesystem, first_snapshot, second_snapshot,
target_cmd=[]
if ssh_target != "local":
target_cmd.extend([ "ssh", "-o", "ControlMaster=auto", "-o", "ControlPersist=600s", "-o", "ControlPath=~/.ssh/control-master-%r@%h:%p", ssh_target ])
target_cmd.extend([ "ssh", ssh_target ])
if args.ssh_cipher:
target_cmd.extend(["-c", args.ssh_cipher])
if args.compress:
@ -621,13 +609,6 @@ def zfs_autobackup():
verbose("Destroying old snapshots on target {0}:\n{1}".format(args.ssh_target, "\n".join(target_destroys)))
zfs_destroy_snapshots(ssh_to=args.ssh_target, snapshots=target_destroys)
if args.ssh_source != "local":
verbose("Disconnect ssh_source")
run_ssh_close(ssh_host=args.ssh_source, test=args.test)
if args.ssh_target != "local":
verbose("Disconnect ssh_target")
run_ssh_close(ssh_host=args.ssh_target, test=args.test)
verbose("All done")