def find_versions(dataset, filename, quiet=False):
'''
'''
if zettaknight_globs.help_flag:
ret = """Find Versions:
Usage:
zettaknight find_versions zfs_data/<some dataset> <some filename>
Searches snapshots of provided dataset for previous versions of filename.
Required Arguments:
dataset
Specifies the dataset whose snapshots will be searched.
filename
Defines target file(s) to find previous versions of. This can be a full path to a file (/zfs_data/<some dataset>/<some filename>.<ext>), just a filename with or without an extension (<some filename> or <some filename>.<ext>), or just an extension (.<ext>)"""
return ret
zettaknight_utils.check_quiet(quiet)
snaps = {}
ret = {}
ret[dataset] = {}
snaplist_cmd = "/sbin/zfs list -r -t snapshot -o name -H {0}".format(dataset)
snaplist_run = subprocess.Popen(shlex.split(snaplist_cmd), stdout = subprocess.PIPE, stderr = subprocess.STDOUT)
snaplist_run.wait()
snaplist_out = snaplist_run.stdout.read()
if not snaplist_out:
try:
out_dict = {}
out_dict[dataset] = {}
job = inspect.stack()[0][3]
if str(inspect.stack()[1][3]) is 'recover':
job = inspect.stack()[1][3]
out_dict[dataset][job] = {}
out_dict[dataset][job]['1'] = "No snapshots found."
raise Exception
except Exception as e:
zettaknight_utils.parse_output(out_dict)
sys.exit(0)
for snap in snaplist_out.split():
if snap.startswith("cannot"):
try:
raise Exception("{0}".format(snaplist_out))
except Exception as e:
zettaknight_utils.zlog("{0}".format(e), "ERROR")
sys.exit(0)
snapdiff_cmd = "/sbin/zfs diff {0}".format(snap)
gerp_cmd = "/bin/grep {0}".format(filename)
gerp_run = zettaknight_utils.pipe_this(snapdiff_cmd, gerp_cmd)
gerp_out = gerp_run.stdout.read()
gerp_list = []
if gerp_out:
for gerp in gerp_out.split('\n'):
if gerp.startswith("-") or gerp.startswith("M") or gerp.startswith("R"):
gerp_list.append(gerp)
if gerp_list:
snaps[snap] = gerp_list
gerp_msg = ""
for z in gerp_list:
if gerp_msg:
gerp_msg = "{0}\n{1}".format(gerp_msg, z)
else:
gerp_msg = str(z)
job = "Snapshot: {0}".format(snap)
ret[dataset][job] = {}
job_out = "Path:\n{0}".format(gerp_msg)
ret[dataset][job]['0'] = job_out
if not ret[dataset]:
ret[dataset]['Snapshot'] = {}
ret[dataset]['Snapshot']['1'] = "No modified versions of {0} found.".format(filename, dataset)
if not quiet:
zettaknight_utils.parse_output(ret)
return snaps
def find_versions(dataset, filename, quiet=False):
'''
'''
zettaknight_utils.check_quiet(quiet)
snaps = {}
ret = {}
ret[dataset] = {}
snaplist_cmd = "/sbin/zfs list -r -t snapshot -o name -H {0}".format(dataset)
snaplist_run = subprocess.Popen(shlex.split(snaplist_cmd), stdout = subprocess.PIPE, stderr = subprocess.STDOUT)
snaplist_run.wait()
snaplist_out = snaplist_run.stdout.read()
if not snaplist_out:
try:
out_dict = {}
out_dict[dataset] = {}
job = inspect.stack()[0][3]
if str(inspect.stack()[1][3]) is 'recover':
job = inspect.stack()[1][3]
out_dict[dataset][job] = {}
out_dict[dataset][job]['1'] = "No snapshots found."
raise Exception
except Exception as e:
zettaknight_utils.parse_output(out_dict)
sys.exit(0)
for snap in snaplist_out.split():
if snap.startswith("cannot"):
try:
raise Exception("{0}".format(snaplist_out))
except Exception as e:
print(zettaknight_utils.printcolors(e, "FAIL"))
sys.exit(0)
snapdiff_cmd = "/sbin/zfs diff {0}".format(snap)
gerp_cmd = "/bin/grep {0}".format(filename)
gerp_run = zettaknight_utils.pipe_this(snapdiff_cmd, gerp_cmd)
gerp_out = gerp_run.stdout.read()
gerp_list = []
if gerp_out:
for gerp in gerp_out.split('\n'):
if gerp.startswith("-") or gerp.startswith("M"):
gerp_list.append(gerp)
if gerp_list:
snaps[snap] = gerp_list
gerp_msg = ""
for z in gerp_list:
if gerp_msg:
gerp_msg = "{0}\n{1}".format(gerp_msg, z)
else:
gerp_msg = str(z)
job = "Snapshot: {0}".format(snap)
ret[dataset][job] = {}
job_out = "Path:\n{0}".format(gerp_msg)
ret[dataset][job]['0'] = job_out
if not ret[dataset]:
ret[dataset]['Snapshot'] = {}
ret[dataset]['Snapshot']['1'] = "No modified versions of {0} found.".format(filename, dataset)
if not quiet:
zettaknight_utils.parse_output(ret)
return snaps
def find_versions(dataset, filename, quiet=False):
'''
'''
if zettaknight_globs.help_flag:
ret = """Find Versions:
Usage:
zettaknight find_versions zfs_data/<some dataset> <some filename>
Searches snapshots of provided dataset for previous versions of filename.
Required Arguments:
dataset
Specifies the dataset whose snapshots will be searched.
filename
Defines target file(s) to find previous versions of. This can be a full path to a file (/zfs_data/<some dataset>/<some filename>.<ext>), just a filename with or without an extension (<some filename> or <some filename>.<ext>), or just an extension (.<ext>)"""
return ret
zettaknight_utils.check_quiet(quiet)
snaps = {}
ret = {}
ret[dataset] = {}
snaplist_cmd = "/sbin/zfs list -r -t snapshot -o name -H {0}".format(
dataset)
snaplist_run = subprocess.Popen(shlex.split(snaplist_cmd),
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
snaplist_run.wait()
snaplist_out = snaplist_run.stdout.read()
if not snaplist_out:
try:
out_dict = {}
out_dict[dataset] = {}
job = inspect.stack()[0][3]
if str(inspect.stack()[1][3]) is 'recover':
job = inspect.stack()[1][3]
out_dict[dataset][job] = {}
out_dict[dataset][job]['1'] = "No snapshots found."
raise Exception
except Exception as e:
zettaknight_utils.parse_output(out_dict)
sys.exit(0)
for snap in snaplist_out.split():
if snap.startswith("cannot"):
try:
raise Exception("{0}".format(snaplist_out))
except Exception as e:
zettaknight_utils.zlog("{0}".format(e), "ERROR")
sys.exit(0)
snapdiff_cmd = "/sbin/zfs diff {0}".format(snap)
gerp_cmd = "/bin/grep {0}".format(filename)
gerp_run = zettaknight_utils.pipe_this(snapdiff_cmd, gerp_cmd)
gerp_out = gerp_run.stdout.read()
gerp_list = []
if gerp_out:
for gerp in gerp_out.split('\n'):
if gerp.startswith("-") or gerp.startswith(
"M") or gerp.startswith("R"):
gerp_list.append(gerp)
if gerp_list:
snaps[snap] = gerp_list
gerp_msg = ""
for z in gerp_list:
if gerp_msg:
gerp_msg = "{0}\n{1}".format(gerp_msg, z)
else:
gerp_msg = str(z)
job = "Snapshot: {0}".format(snap)
ret[dataset][job] = {}
job_out = "Path:\n{0}".format(gerp_msg)
ret[dataset][job]['0'] = job_out
if not ret[dataset]:
ret[dataset]['Snapshot'] = {}
ret[dataset]['Snapshot'][
'1'] = "No modified versions of {0} found.".format(
filename, dataset)
if not quiet:
zettaknight_utils.parse_output(ret)
return snaps