def email(dataset, threshold, avail):
send_mail(subject="Volume threshold",
text="""Hi,
Your volume %s has reached the threshold of %s.
Currently there is %s of available space.
""" % (dataset, threshold, avail))
def email(dataset, threshold, avail):
send_mail(subject="Volume threshold",
text="""Hi,
Your volume %s has reached the threshold of %s.
Currently there is %s of available space.
""" % (dataset, threshold, avail))
def email(self):
"""
Use alert.last to hold a sha256 hash of the last sent alerts
If the hash is the same do not resend the email
"""
if len(self.__logs[self.LOG_CRIT]) == 0:
if os.path.exists(LAST_ALERT_FILE):
os.unlink(LAST_ALERT_FILE)
return
try:
with open(LAST_ALERT_FILE) as f:
sha256 = f.read()
except:
sha256 = ''
newsha = hashlib.sha256(repr(self.__logs[self.LOG_CRIT])).hexdigest()
if newsha != sha256:
send_mail(subject=_("Critical Alerts"),
text='\n'.join(self.__logs[self.LOG_CRIT]))
with open(LAST_ALERT_FILE, 'w') as f:
f.write(newsha)
def do_sendmail(msg, to_addrs=None, parse_recipients=False):
if to_addrs is None:
if not parse_recipients:
raise ValueError('Do not know who to send the message to.')
to_addrs = []
# XXX: this should probably be a FeedParser because reading from sys.stdin
# is blocking.
em_parser = email.parser.Parser()
em = em_parser.parsestr(msg)
if parse_recipients:
# Strip away the comma based delimiters and whitespace.
to_addrs = map(str.strip, em.get('To').split(','))
if to_addrs:
aliases = get_aliases()
to_addrs_repl = []
for to_addr in to_addrs:
if to_addr.find('@') == -1 and to_addr in aliases:
to_addr = aliases[to_addr]
to_addrs_repl.append(to_addr)
margs = {}
margs['extra_headers'] = dict(em)
margs['subject'] = em.get('Subject')
if em.is_multipart():
margs['attachments'] = filter(
lambda part: part.get_content_maintype() != 'multipart', em.walk())
margs['text'] = u"%s" % _(
'This is a MIME formatted message. If you see '
'this text it means that your email software '
'does not support MIME formatted messages.')
else:
margs['text'] = ''.join(email.iterators.body_line_iterator(em))
if to_addrs_repl:
margs['to'] = to_addrs_repl
send_mail(**margs)
def do_sendmail(msg, to_addrs=None, parse_recipients=False):
if to_addrs is None:
if not parse_recipients:
raise ValueError('Do not know who to send the message to.')
to_addrs = []
# XXX: this should probably be a FeedParser because reading from sys.stdin
# is blocking.
em_parser = email.parser.Parser()
em = em_parser.parsestr(msg)
if parse_recipients:
# Strip away the comma based delimiters and whitespace.
to_addrs = map(str.strip, em.get('To').split(','))
if to_addrs:
aliases = get_aliases()
to_addrs_repl = []
for to_addr in to_addrs:
if to_addr.find('@') == -1 and to_addr in aliases:
to_addr = aliases[to_addr]
to_addrs_repl.append(to_addr)
margs = {}
margs['extra_headers'] = dict(em)
margs['subject'] = em.get('Subject')
if em.is_multipart():
margs['attachments'] = filter(lambda part: part.get_content_maintype() != 'multipart',
em.walk())
margs['text'] = u"%s" % _('This is a MIME formatted message. If you see '
'this text it means that your email software '
'does not support MIME formatted messages.')
else:
margs['text'] = ''.join(email.iterators.body_line_iterator(em))
if to_addrs_repl:
margs['to'] = to_addrs_repl
send_mail(**margs)
def testmail(request):
form = forms.EmailForm(request.POST)
if not form.is_valid():
return JsonResp(request, form=form)
sid = transaction.savepoint()
form.save()
error = False
if request.is_ajax():
sw_name = get_sw_name()
error, errmsg = send_mail(
subject=_("Test message from %s" % (sw_name)), text=_("This is a message test from %s" % (sw_name,))
)
if error:
errmsg = _("Your test email could not be sent: %s") % errmsg
else:
errmsg = _("Your test email has been sent!")
transaction.savepoint_rollback(sid)
return JsonResp(request, error=error, message=errmsg)
def testmail(request):
form = forms.EmailForm(request.POST)
if not form.is_valid():
return JsonResp(request, form=form)
sid = transaction.savepoint()
form.save()
error = False
if request.is_ajax():
sw_name = get_sw_name()
error, errmsg = send_mail(subject=_('Test message from %s'
% (sw_name)),
text=_('This is a message test from %s'
% (sw_name, )))
if error:
errmsg = _("Your test email could not be sent: %s") % errmsg
else:
errmsg = _('Your test email has been sent!')
transaction.savepoint_rollback(sid)
return JsonResp(request, error=error, message=errmsg)
MNTLOCK.lock()
zfsproc = pipeopen('/sbin/zfs list -Ht snapshot -o name,metanas:state %s' % (expected_local_snapshot), debug)
output = zfsproc.communicate()[0]
if output != '':
last_snapshot, state = output.split('\n')[0].split('\t')
syslog.syslog(syslog.LOG_INFO, "Marking %s as latest snapshot" % (last_snapshot))
if state == '-':
system('/sbin/zfs inherit metanas:state %s' % (known_latest_snapshot))
system('/sbin/zfs set metanas:state=LATEST %s' % (last_snapshot))
known_latest_snapshot = last_snapshot
else:
syslog.syslog(syslog.LOG_ALERT, "Can not locate a proper local snapshot for %s" % (localfs))
# Can NOT proceed any further. Report this situation.
error, errmsg = send_mail(subject="Replication failed!", text=\
"""
Hello,
The replication failed for the local ZFS %s because the remote system
have diverged snapshot with us.
""" % (localfs), interval=datetime.timedelta(hours=2), channel='autorepl')
MNTLOCK.unlock()
continue
MNTLOCK.unlock()
else:
syslog.syslog(syslog.LOG_NOTICE, "Can not locate %s on remote system, starting from there" % (known_latest_snapshot))
# Reset the "latest" snapshot to a new one.
system('/sbin/zfs set metanas:state=NEW %s' % (known_latest_snapshot))
wanted_list.insert(0, known_latest_snapshot)
last_snapshot = ''
known_latest_snapshot = ''
if resetonce:
syslog.syslog(syslog.LOG_NOTICE, "Destroying remote %s" % (remotefs_final))
destroycmd = '%s -p %d %s /sbin/zfs destroy -rRf %s' % (sshcmd, remote_port, remote, remotefs_final)
"Marking %s as latest snapshot" % (last_snapshot))
if state == '-':
system('/sbin/zfs inherit metanas:state %s' %
(known_latest_snapshot))
system('/sbin/zfs set metanas:state=LATEST %s' %
(last_snapshot))
known_latest_snapshot = last_snapshot
else:
syslog.syslog(
syslog.LOG_ALERT,
"Can not locate a proper local snapshot for %s" %
(localfs))
# Can NOT proceed any further. Report this situation.
error, errmsg = send_mail(subject="Replication failed!", text=\
"""
Hello,
The replication failed for the local ZFS %s because the remote system
have diverged snapshot with us.
""" % (localfs), interval=datetime.timedelta(hours=2), channel='autorepl')
MNTLOCK.unlock()
continue
MNTLOCK.unlock()
else:
syslog.syslog(
syslog.LOG_NOTICE,
"Can not locate %s on remote system, starting from there" %
(known_latest_snapshot))
# Reset the "latest" snapshot to a new one.
system('/sbin/zfs set metanas:state=NEW %s' %
(known_latest_snapshot))
wanted_list.insert(0, known_latest_snapshot)
last_snapshot = ''
