3 # This script is used to manipulate the operational state of nodes in
4 # different node groups. These are basically set operations on nodes via the
7 # Take the ng name as an argument....
9 # * get a list of nodes in the given nodegroup.
10 # * set some or all in the set to rins.
12 # * do something else to them all.
19 from optparse import OptionParser
21 from monitor import config
22 from monitor import parser as parsermodule
23 from monitor.common import *
24 from monitor.model import *
25 from monitor.wrapper import plc
26 from monitor.wrapper import plccache
27 from monitor.database.info.model import *
28 from monitor.database.info.interface import *
30 from monitor.query import verify,query_to_dict,node_select
32 api = plc.getAuthAPI()
36 plc.nodeBootState(host, 'reinstall')
39 def main(hostnames, sitenames):
44 #print "hosts: %s" % hostnames
45 for i,host in enumerate(hostnames):
47 lb = plccache.plcdb_hn2lb[host]
49 print "unknown host in plcdb_hn2lb %s" % host
53 nodeblack = BlacklistRecord.get_by(hostname=host)
55 if nodeblack and not nodeblack.expired():
56 print "skipping %s due to blacklist. will expire %s" % (host, nodeblack.willExpire() )
59 sitehist = SiteInterface.get_or_make(loginbase=lb)
61 recent_actions = sitehist.getRecentActions(hostname=host)
63 nodehist = HistoryNodeRecord.findby_or_create(hostname=host)
65 print "%s %s %s" % (i, nodehist.hostname, nodehist.status)
66 if nodehist.status == 'good' and \
67 changed_lessthan(nodehist.last_changed, 1.0) and \
68 found_within(recent_actions, 'down_notice', 7.0) and \
69 not found_within(recent_actions, 'online_notice', 0.5):
70 # NOTE: chronicly flapping nodes will not get 'online' notices
71 # since, they are never up long enough to be 'good'.
72 # NOTE: searching for down_notice proves that the node has
73 # gone through a 'down' state first, rather than just
74 # flapping through: good, offline, online, ...
76 # NOTE: there is a narrow window in which this command must be
77 # evaluated, otherwise the notice will not go out.
79 sitehist.sendMessage('online_notice', hostname=host, viart=False, saveact=True)
80 print "send message for host %s online" % host
83 # if a node is offline and doesn't have a PCU, remind the user that they should have one.
84 #if not nodehist.haspcu and nodehist.status in ['offline', 'down'] and \
85 # changed_greaterthan(nodehist.last_changed,1.0) and \
86 # not found_within(recent_actions, 'pcumissing_notice', 7.0):
88 # sitehist.sendMessage('pcumissing_notice', hostname=host)
89 # print "send message for host %s pcumissing_notice" % host
91 # if it is offline and HAS a PCU, then try to use it.
92 if nodehist.haspcu and nodehist.status in ['offline', 'down'] and \
93 changed_greaterthan(nodehist.last_changed,1.0) and \
94 not nodehist.firewall and \
95 not found_between(recent_actions, 'try_reboot', 3.5, 1):
97 # TODO: there MUST be a better way to do this...
98 # get fb node record for pcuid
100 fbnode = FindbadNodeRecord.get_latest_by(hostname=host)
102 fbpcu = FindbadPCURecord.get_latest_by(plc_pcuid=fbnode.plc_pcuid)
104 sitehist.attemptReboot(host)
105 print "send message for host %s try_reboot" % host
106 if not fbpcu.test_is_ok() and \
107 not found_within(recent_actions, 'pcuerror_notice', 3.0):
111 args['pcu_name'] = fbpcu.pcu_name()
112 args['pcu_errors'] = fbpcu.pcu_errors()
113 args['plc_pcuid'] = fbpcu.plc_pcuid
115 args['pcu_name'] = "error looking up pcu name"
116 args['pcu_errors'] = ""
117 args['plc_pcuid'] = 0
119 args['hostname'] = host
120 sitehist.sendMessage('pcuerror_notice', **args)
121 print "send message for host %s PCU Failure" % host
124 # NOTE: non-intuitive is that found_between(try_reboot, 3.5, 1)
125 # will be false for a day after the above condition is satisfied
126 if nodehist.haspcu and nodehist.status in ['offline', 'down'] and \
127 changed_greaterthan(nodehist.last_changed,1.5) and \
128 not nodehist.firewall and \
129 found_between(recent_actions, 'try_reboot', 3.5, 1) and \
130 not found_within(recent_actions, 'pcufailed_notice', 3.5):
132 # TODO: there MUST be a better way to do this...
133 # get fb node record for pcuid
135 fbnode = FindbadNodeRecord.get_latest_by(hostname=host)
137 fbpcu = FindbadPCURecord.get_latest_by(plc_pcuid=fbnode.plc_pcuid)
139 pcu_name = fbpcu.pcu_name()
141 pcu_name = "error looking up pcu name"
143 # get fb pcu record for pcuid
144 # send pcu failure message
145 sitehist.sendMessage('pcufailed_notice', hostname=host, pcu_name=pcu_name)
146 print "send message for host %s PCU Failure" % host
148 if nodehist.status == 'failboot' and \
149 changed_greaterthan(nodehist.last_changed, 0.25) and \
150 not found_between(recent_actions, 'bootmanager_restore', 0.5, 0):
151 # send down node notice
152 # delay 0.5 days before retrying...
154 print "send message for host %s bootmanager_restore" % host
155 sitehist.runBootManager(host)
156 # sitehist.sendMessage('retry_bootman', hostname=host)
158 if nodehist.status == 'down' and \
159 changed_greaterthan(nodehist.last_changed, 2):
160 if not nodehist.firewall and not found_within(recent_actions, 'down_notice', 3.5):
161 # send down node notice
162 sitehist.sendMessage('down_notice', hostname=host)
163 print "send message for host %s down" % host
165 if nodehist.firewall and not found_within(recent_actions, 'firewall_notice', 3.5):
166 # send down node notice
167 #email_exception(host, "firewall_notice")
168 sitehist.sendMessage('firewall_notice', hostname=host)
169 print "send message for host %s down" % host
171 node_count = node_count + 1
172 print "time: ", time.strftime('%Y-%m-%d %H:%M:%S')
176 for i,site in enumerate(sitenames):
177 sitehist = SiteInterface.get_or_make(loginbase=site)
178 siteblack = BlacklistRecord.get_by(loginbase=site)
179 skip_due_to_blacklist=False
181 if siteblack and not siteblack.expired():
182 print "skipping %s due to blacklist. will expire %s" % (site, siteblack.willExpire() )
183 skip_due_to_blacklist=True
184 sitehist.clearPenalty()
185 sitehist.applyPenalty()
188 # TODO: make query only return records within a certin time range,
189 # i.e. greater than 0.5 days ago. or 5 days, etc.
190 recent_actions = sitehist.getRecentActions(loginbase=site)
192 print "%s %s %s" % (i, sitehist.db.loginbase, sitehist.db.status)
194 if sitehist.db.status == 'down':
195 if sitehist.db.penalty_pause and \
196 changed_greaterthan(sitehist.db.penalty_pause_time, 30):
198 email_exception("", "clear pause penalty for site: %s" % sitehist.db.loginbase)
199 sitehist.closeTicket()
200 # NOTE: but preserve the penalty status.
201 sitehist.clearPenaltyPause()
203 if sitehist.db.message_id != 0 and \
204 sitehist.db.message_status == 'open' and \
205 not sitehist.db.penalty_pause:
207 email_exception("", "pause penalty for site: %s" % sitehist.db.loginbase)
208 sitehist.setPenaltyPause()
210 if not sitehist.db.penalty_pause and \
211 not found_within(recent_actions, 'increase_penalty', 7) and \
212 changed_greaterthan(sitehist.db.last_changed, 7):
215 sitehist.increasePenalty()
216 sitehist.applyPenalty()
217 sitehist.sendMessage('increase_penalty')
219 print "send message for site %s penalty increase" % site
221 if sitehist.db.status == 'good':
223 # NOTE: because 'all clear' should have an indefinite status, we
224 # have a boolean value rather than a 'recent action'
225 if sitehist.db.penalty_applied or sitehist.db.penalty_pause:
226 # send message that penalties are cleared.
228 sitehist.clearPenalty()
229 sitehist.applyPenalty()
230 sitehist.sendMessage('clear_penalty')
231 sitehist.closeTicket()
233 print "send message for site %s penalty cleared" % site
236 site_count = site_count + 1
238 print "time: ", time.strftime('%Y-%m-%d %H:%M:%S')
246 if __name__ == "__main__":
247 parser = parsermodule.getParser(['nodesets'])
248 parser.set_defaults( timewait=0,
258 parser.add_option("", "--stopselect", dest="stopselect", metavar="",
259 help="The select string that must evaluate to true for the node to be considered 'done'")
260 parser.add_option("", "--findbad", dest="findbad", action="store_true",
261 help="Re-run findbad on the nodes we're going to check before acting.")
262 parser.add_option("", "--force", dest="force", action="store_true",
263 help="Force action regardless of previous actions/logs.")
264 parser.add_option("", "--rins", dest="rins", action="store_true",
265 help="Set the boot_state to 'rins' for all nodes.")
266 parser.add_option("", "--reboot", dest="reboot", action="store_true",
267 help="Actively try to reboot the nodes, keeping a log of actions.")
269 parser.add_option("", "--verbose", dest="verbose", action="store_true",
270 help="Extra debug output messages.")
271 parser.add_option("", "--nosetup", dest="nosetup", action="store_true",
272 help="Do not perform the orginary setup phase.")
273 parser.add_option("", "--skip", dest="skip",
274 help="Number of machines to skip on the input queue.")
275 parser.add_option("", "--timewait", dest="timewait",
276 help="Minutes to wait between iterations of 10 nodes.")
278 parser = parsermodule.getParser(['defaults'], parser)
279 config = parsermodule.parse_args(parser)
281 fbquery = HistoryNodeRecord.query.all()
282 hostnames = [ n.hostname for n in fbquery ]
284 fbquery = HistorySiteRecord.query.all()
285 sitenames = [ s.loginbase for s in fbquery ]
288 # TODO: replace with calls to local db. the api fails so often that
289 # these calls should be regarded as unreliable.
290 l_nodes = plccache.GetNodesBySite(config.site)
291 filter_hostnames = [ n['hostname'] for n in l_nodes ]
293 hostnames = filter(lambda x: x in filter_hostnames, hostnames)
294 sitenames = [config.site]
297 hostnames = [ config.node ]
298 sitenames = [ plccache.plcdb_hn2lb[config.node] ]
301 main(hostnames, sitenames)
303 except KeyboardInterrupt:
304 print "Killed by interrupt"
309 print traceback.print_exc();