def __fstab_remove__(self):
"""
Removes the users mount by index or matching string.
:return: The destination of the specified mount
"""
removed = False
index = 0
with open("{}/jails/{}/fstab".format(self.iocroot,
self.uuid), "r") as \
fstab:
with open_atomic(
"{}/jails/{}/fstab".format(self.iocroot, self.uuid),
"w") as _fstab:
for line in fstab.readlines():
if line.rsplit("#")[0].rstrip() == self.mount or index \
== self.index and not removed:
removed = True
dest = line.split()[1]
continue
else:
_fstab.write(line)
index += 1
if removed:
self.lgr.info(
"Successfully removed mount from {} ({})'s fstab".format(
self.uuid, self.tag))
return dest # Needed for umounting, otherwise we lack context.
else:
self.lgr.info("No matching fstab entry.")
exit()
def __fstab_remove__(self):
removed = False
index = 0
with open("{}/jails/{}/fstab".format(self.iocroot,
self.uuid), "r") as \
fstab:
with open_atomic(
"{}/jails/{}/fstab".format(self.iocroot, self.uuid),
"w") as _fstab:
for line in fstab.readlines():
if line.rsplit("#")[0].rstrip() == self.mount or index \
== self.index and not removed:
removed = True
continue
else:
_fstab.write(line)
index += 1
if removed:
self.lgr.info(
"Successfully removed mount from {} ({})'s fstab".format(
self.uuid, self.tag))
else:
self.lgr.info("No fstab entry matching: {}".format(self.mount))
def start_generate_resolv(self):
resolver = self.get("resolver")
# compat
if resolver != "/etc/resolv.conf" and resolver != "none":
with open_atomic("{}/root/etc/resolv.conf".format(self.path),
"w") as resolv_conf:
for line in resolver.split(";"):
resolv_conf.write(line + "\n")
elif resolver == "none":
copy("/etc/resolv.conf",
"{}/root/etc/resolv.conf".format(self.path))
else:
copy(resolver, "{}/root/etc/resolv.conf".format(self.path))
def __fstab_add__(self):
with open("{}/jails/{}/fstab".format(self.iocroot,
self.uuid), "r") as \
fstab:
with open_atomic(
"{}/jails/{}/fstab".format(self.iocroot, self.uuid),
"w") as _fstab:
# open_atomic will empty the file, we need these still.
for line in fstab.readlines():
_fstab.write(line)
_fstab.write("{} # Added by iocage on {}\n".format(
self.mount,
datetime.utcnow().strftime("%F %T")))
self.lgr.info("Successfully added mount to {} ({})'s fstab".format(
self.uuid, self.tag))
def json_write(self, data, _file="/config.json"):
"""Write a JSON file at the location given with supplied data."""
with open_atomic(self.location + _file, 'w') as out:
json.dump(data, out, sort_keys=True, indent=4, ensure_ascii=False)
