def partition_stable(self, nodes, timeout=None):
watchpats = [ ]
watchpats.append("Current ping state: S_IDLE")
watchpats.append(self["Pat:DC_IDLE"])
self.debug("Waiting for cluster stability...")
if timeout == None:
timeout = self["DeadTime"]
if len(nodes) < 3:
self.debug("Cluster is inactive")
return 1
idle_watch = CTS.LogWatcher(self.Env, self["LogFileName"], watchpats, "ClusterStable", timeout, hosts=nodes.split())
idle_watch.setwatch()
for node in nodes.split():
# have each node dump its current state
self.rsh(node, self["StatusCmd"] % node, 1)
ret = idle_watch.look()
while ret:
self.debug(ret)
for node in nodes.split():
if re.search(node, ret):
return 1
ret = idle_watch.look()
self.debug("Warn: Partition %s not IDLE after %ds" % (repr(nodes), timeout))
return None
def partition_stable(self, nodes, timeout=None):
watchpats = [ ]
watchpats.append("Current ping state: S_IDLE")
watchpats.append(self["Pat:DC_IDLE"])
self.debug("Waiting for cluster stability...")
if timeout == None:
timeout = self["DeadTime"]
idle_watch = CTS.LogWatcher(self.Env, self["LogFileName"], watchpats, "ClusterStable", timeout)
idle_watch.setwatch()
any_up = 0
for node in self.Env["nodes"]:
# have each node dump its current state
if self.ShouldBeStatus[node] == "up":
self.rsh(node, self["StatusCmd"] %node, 1)
any_up = 1
if any_up == 0:
self.debug("Cluster is inactive")
return 1
ret = idle_watch.look()
while ret:
self.debug(ret)
for node in nodes:
if re.search(node, ret):
return 1
ret = idle_watch.look()
self.debug("Warn: Partition %s not IDLE after %ds" % (repr(nodes), timeout))
return None
def test_node_CM(self, node):
'''Report the status of the cluster manager on a given node'''
watchpats = []
watchpats.append("Current ping state: (S_IDLE|S_NOT_DC)")
watchpats.append(self["Pat:Slave_started"] % node)
watchpats.append(self["Pat:Master_started"] % node)
idle_watch = CTS.LogWatcher(self.Env,
self["LogFileName"],
watchpats,
"ClusterIdle",
hosts=[node])
idle_watch.setwatch()
out = self.rsh(node, self["StatusCmd"] % node, 1)
self.debug("Node %s status: '%s'" % (node, out))
if not out or string.find(out, 'ok') < 0:
if self.ShouldBeStatus[node] == "up":
self.log(
"Node status for %s is %s but we think it should be %s" %
(node, "down", self.ShouldBeStatus[node]))
self.ShouldBeStatus[node] = "down"
return 0
if self.ShouldBeStatus[node] == "down":
self.log(
"Node status for %s is %s but we think it should be %s: %s" %
(node, "up", self.ShouldBeStatus[node], out))
self.ShouldBeStatus[node] = "up"
# check the output first - because syslog-ng looses messages
if string.find(out, 'S_NOT_DC') != -1:
# Up and stable
return 2
if string.find(out, 'S_IDLE') != -1:
# Up and stable
return 2
# fall back to syslog-ng and wait
if not idle_watch.look():
# just up
self.debug("Warn: Node %s is unstable: %s" % (node, out))
return 1
# Up and stable
return 2
if __name__ == '__main__':
""" Unit test (pass cluster node names as command line arguments) """
import cts.CTS
import cts.CM_corosync
import sys
if len(sys.argv) < 2:
print("Usage: %s <node> ..." % sys.argv[0])
sys.exit(1)
args = [
"--nodes",
" ".join(sys.argv[1:]),
"--clobber-cib",
"--populate-resources",
"--stack",
"corosync",
"--test-ip-base",
"fe80::1234:56:7890:1000",
"--stonith",
"rhcs",
]
env = CTS.CtsLab(args)
cm = CM_corosync.crm_corosync(env)
CibFactory = ConfigFactory(cm)
cib = CibFactory.createConfig("pacemaker-2.0")
print(cib.contents())
def __init__(self, height=21, width=21, num_bins=8, beta=0.05):
self.beta = beta
self.num_bins = num_bins
self.factors = np.array([[CTS(4) for _ in range(width)]
for _ in range(height)])