def start(action):
args = ""
# find host, write deployment
hoststring = ""
if "hoststring" in CONFIG.data:
hoststring = CONFIG.data["hoststring"]
hosts = hoststring.split(",")
hostcount = len(hosts)
if not deployment.writedeploymentfile(
CONFIG.data["deployment"], CONFIG.dataroot + buildinstancedir(CONFIG.id) + "/deployment.xml", hostcount
):
# IF we can't write the deployment file, must fail.
CONFIG.status = 0
CONFIG.msg = deployment.getmessage()
return currentResponse()
putTextFile(CONFIG.dataroot + buildinstancedir(CONFIG.id) + "/CLUSTER", hoststring)
action = action.strip().lower()
if (action == "create") or (action == "recover"):
if len(hosts) > 1:
# Add leader
args = args + " --host=" + hosts[0]
args = args + " --deployment=deployment.xml"
# start process
detachable.start(action, args, CONFIG.dataroot + buildinstancedir(1))
CONFIG.timestamp = CONFIG.timestamp + 1
CONFIG.status = detachable.STATE.status
CONFIG.msg = detachable.geterrors()
putIntFile(CONFIG.dataroot + buildinstancedir(CONFIG.id) + "/STATUS", CONFIG.status)
return currentResponse()
def stop():
# stop the current process. This should only be called
# because the other nodes of the cluster could not start.
detachable.kill()
CONFIG.timestamp = CONFIG.timestamp + 1
CONFIG.status = detachable.STATE.status
CONFIG.msg = detachable.geterrors()
return currentResponse()
def stop():
# stop the current process. This should only be called
# because the other nodes of the cluster could not start.
detachable.kill()
CONFIG.timestamp = CONFIG.timestamp + 1
CONFIG.status = detachable.STATE.status
CONFIG.msg = detachable.geterrors()
return currentResponse()
def ping():
newstatus = detachable.ping()
if newstatus != CONFIG.status:
DEBUG("Ping changing status from " + str(CONFIG.status) + " to " + str(newstatus))
CONFIG.status = newstatus
CONFIG.msg = detachable.geterrors()
CONFIG.timestamp = CONFIG.timestamp + 1
putIntFile(CONFIG.dataroot + buildinstancedir(CONFIG.id) + "/STATUS", newstatus)
return currentResponse()
def ping():
newstatus = detachable.ping()
if newstatus != CONFIG.status:
DEBUG("Ping changing status from " + str(CONFIG.status) + " to " +
str(newstatus))
CONFIG.status = newstatus
CONFIG.msg = detachable.geterrors()
CONFIG.timestamp = CONFIG.timestamp + 1
putIntFile(CONFIG.dataroot + buildinstancedir(CONFIG.id) + "/STATUS",
newstatus)
return currentResponse()
def start(action):
args = ""
# find host, write deployment
hoststring = ""
if "hoststring" in CONFIG.data: hoststring = CONFIG.data["hoststring"]
hosts = hoststring.split(",")
hostcount = len(hosts)
if not deployment.writedeploymentfile( \
CONFIG.data["deployment"], \
CONFIG.dataroot + buildinstancedir(CONFIG.id) + "/deployment.xml", \
hostcount):
# IF we can't write the deployment file, must fail.
CONFIG.status = 0
CONFIG.msg = deployment.getmessage()
return currentResponse()
putTextFile(CONFIG.dataroot + buildinstancedir(CONFIG.id) + "/CLUSTER",
hoststring)
action = action.strip().lower()
if (action == "create") or \
(action == "recover"):
if len(hosts) > 1:
# Add leader
args = args + " --host=" + hosts[0]
args = args + " --deployment=deployment.xml"
# start process
detachable.start(action, args, CONFIG.dataroot + buildinstancedir(1))
CONFIG.timestamp = CONFIG.timestamp + 1
CONFIG.status = detachable.STATE.status
CONFIG.msg = detachable.geterrors()
putIntFile(CONFIG.dataroot + buildinstancedir(CONFIG.id) + "/STATUS",
CONFIG.status)
return currentResponse()