def Deploy(self, app, ver, nodeNames):
"""Deploy the new application"""
nodes = [ci.entities[x] for x in nodeNames] # Convert names to objects
appFile = appDb.apps[app].version[ver]
(sgList, (errors, notes)) = appdeploy.deploy(appFile.dir,
appFile.cfg,
nodes,
abortIfCantAccess=True,
copy=True,
deploy=True)
return ([x.name for x in sgList], errors, notes)
def do_GET(self):
try:
parsed_path = urlparse.urlparse(self.path)
# Show the Node->Service Unit->Component tree
if self.path == "/":
message = "Cluster:\n"
for node in ci.nodeList:
message += " Node: " + node.name + " Slot: " + str(
node.slot) + "\n"
for su in node.su:
message += " Service Unit: " + su.name + " Role: " + su.haRole(
) + "\n"
for comp in su.comp:
if comp.isRunning(): status = "running"
else: status = "stopped"
message += " Component: " + comp.name + " Status: " + status + " Executable: " + comp.command(
) + "\n"
# Show the list of nodes
elif self.path == "/nodes":
message = [x.name for x in ci.nodeList]
# Show a list of Service Units
elif self.path == "/serviceUnits":
message = [x.name for x in ci.suList]
# Show a list of Service Groups
elif self.path == "/serviceGroups":
message = [x.name for x in ci.sgList]
# Show a list of applications
elif self.path == "/apps":
message = "Applications:\n"
for app in appDb.apps.values():
message += app.name + "\n"
for ver in app.version.keys():
message += " " + ver + "\n"
# Add a new application into the system: /newapp/<filename> For example: /newapp/home/stone/myApp.tgz
# Note that the new application bundle file must exist on the system.
# The expectation is that it has been uploaded using some standard interface like scp or ftp.
# However, you can always extend this protocol to add file transfer...
elif self.path.startswith("/newapp"):
newfile = self.path[7:] # Get everything after /newapp
af = appDb.NewAppFile(newfile)
message = "Application Bundle file %s registered: Application Name: %s Version: %s" % (
af.archive, af.appName, af.version)
# Deploy the new application: /deploy/<app>/<ver>/<nodes> For example: /deploy/virtualIp/1.4.0.0/ctrlI0
elif "deploy" in self.path:
components = self.path.split("/")
if len(components) != 5:
message = "Improper format: %s. Length is %d" % (
components, len(components))
else:
app = components[2]
ver = components[3]
nodeNames = components[4].split("_")
nodes = [ci.entities[x]
for x in nodeNames] # Convert names to objects
appFile = appDb.apps[app].version[ver]
(sgList,
(errors,
notes)) = appdeploy.deploy(appFile.dir,
appFile.cfg,
nodes,
abortIfCantAccess=True,
copy=True,
deploy=True)
message = "Executed Deploy %s %s %s.\nResult: SG: %s Errors: %s Notes:%s" % (
app, ver, nodeNames, [x.name
for x in sgList], errors, notes)
# Upgrade an service group: /upgrade/<servicegroup>/<new version> For example: /upgrade/virtualIpi0/1.4.0.1
elif "upgrade" in self.path: # /upgrade/sg/ver
ci.load()
components = self.path.split("/")
if len(components) != 4:
message = "Improper format: %s. Length is %d" % (
components, len(components))
else:
sg = ci.entities[components[2]]
app = sg.app
ver = components[3]
appFile = app.version[ver]
print sg, appFile
umgr.add(sg)
upSg = umgr.entities[sg.name]
upSg.Upgrade(appFile)
message = "Executed Upgrade of %s to application %s version %s.\nResult: %s" % (
sg.name, app.name, ver, upSg.upStatus)
else:
message = "Request '%s' not understood." % self.path
except Exception, e:
message = "Problem: %s" % str(e)
self.end_headers()
self.wfile.write(message)
raise
# Deploy the application:
# Tweak the configuration for just this deployment
# If I didn't copy the configuration, I would be modifying it in RAM
# which would affect other deployments I do within this Python session.
import copy
newCfg = copy.deepcopy(appFile.cfg)
# For example, set failback parameter to True:
newCfg.virtualIp.modifiers.failBack = True
# Really Deploy
import appdeploy
(sgList, (errors, notes)) = appdeploy.deploy(appFile.dir,
newCfg,
liveNodes,
abortIfCantAccess=True,
copy=True,
deploy=True)
# Did you get a pexpect exception? You probably forgot to specify the node
# intracluster access data as shown above. Or you may have specified
# incorrect information.
myNewSg = sgList[0]
mySgName = myNewSg.name
print "Deployed application and created SG %s" % mySgName
# Reload the AMF information model
ci.load()
# Reaccess via ci global to get refreshed data.
mySg = ci.entities[mySgName]
print "Name: ", appFile.name, "Located At: ", appFile.dir, "Version: ", appFile.version # print appFile.cfg # Deploy the application: # Tweak the configuration for just this deployment # If I didn't copy the configuration, I would be modifying it in RAM # which would affect other deployments I do within this Python session. import copy newCfg = copy.deepcopy(appFile.cfg) # For example, set failback parameter to True: newCfg.virtualIp.modifiers.failBack = True # Really Deploy import appdeploy (sgList,(errors,notes)) = appdeploy.deploy(appFile.dir,newCfg,liveNodes,abortIfCantAccess=True,copy=True,deploy=True) # Did you get a pexpect exception? You probably forgot to specify the node # intracluster access data as shown above. Or you may have specified # incorrect information. myNewSg = sgList[0] mySgName = myNewSg.name print "Deployed application and created SG %s" % mySgName # Reload the AMF information model ci.load() # Reaccess via ci global to get refreshed data. mySg = ci.entities[mySgName] # Let's start it up
def do_GET(self):
try:
parsed_path = urlparse.urlparse(self.path)
# Show the Node->Service Unit->Component tree
if self.path == "/":
message = "Cluster:\n"
for node in ci.nodeList:
message += " Node: " + node.name + " Slot: " + str(node.slot) + "\n"
for su in node.su:
message += " Service Unit: " + su.name + " Role: " + su.haRole() + "\n"
for comp in su.comp:
if comp.isRunning(): status = "running"
else: status = "stopped"
message += " Component: " + comp.name + " Status: " + status + " Executable: " + comp.command() + "\n"
# Show the list of nodes
elif self.path == "/nodes":
message = [x.name for x in ci.nodeList]
# Show a list of Service Units
elif self.path == "/serviceUnits":
message = [x.name for x in ci.suList]
# Show a list of Service Groups
elif self.path == "/serviceGroups":
message = [x.name for x in ci.sgList]
# Show a list of applications
elif self.path == "/apps":
message = "Applications:\n"
for app in appDb.apps.values():
message += app.name + "\n"
for ver in app.version.keys():
message += " " + ver + "\n"
# Add a new application into the system: /newapp/<filename> For example: /newapp/home/stone/myApp.tgz
# Note that the new application bundle file must exist on the system.
# The expectation is that it has been uploaded using some standard interface like scp or ftp.
# However, you can always extend this protocol to add file transfer...
elif self.path.startswith("/newapp"):
newfile = self.path[7:] # Get everything after /newapp
af = appDb.NewAppFile(newfile)
message = "Application Bundle file %s registered: Application Name: %s Version: %s" % (af.archive, af.appName, af.version)
# Deploy the new application: /deploy/<app>/<ver>/<nodes> For example: /deploy/virtualIp/1.4.0.0/ctrlI0
elif "deploy" in self.path:
components = self.path.split("/")
if len(components) != 5: message = "Improper format: %s. Length is %d" % (components,len(components))
else:
app = components[2]
ver = components[3]
nodeNames = components[4].split("_")
nodes = [ci.entities[x] for x in nodeNames] # Convert names to objects
appFile = appDb.apps[app].version[ver]
(sgList,(errors,notes)) = appdeploy.deploy(appFile.dir,appFile.cfg,nodes,abortIfCantAccess=True,copy=True,deploy=True)
message = "Executed Deploy %s %s %s.\nResult: SG: %s Errors: %s Notes:%s" % (app, ver, nodeNames, [x.name for x in sgList], errors, notes)
# Upgrade an service group: /upgrade/<servicegroup>/<new version> For example: /upgrade/virtualIpi0/1.4.0.1
elif "upgrade" in self.path: # /upgrade/sg/ver
ci.load()
components = self.path.split("/")
if len(components) != 4: message = "Improper format: %s. Length is %d" % (components,len(components))
else:
sg = ci.entities[components[2]]
app = sg.app
ver = components[3]
appFile = app.version[ver]
print sg, appFile
umgr.add(sg)
upSg = umgr.entities[sg.name]
upSg.Upgrade(appFile)
message = "Executed Upgrade of %s to application %s version %s.\nResult: %s" % (sg.name, app.name, ver, upSg.upStatus)
else: message = "Request '%s' not understood." % self.path
except Exception, e:
message = "Problem: %s" % str(e)
self.end_headers()
self.wfile.write(message)
raise
def Deploy(self,app,ver,nodeNames):
"""Deploy the new application"""
nodes = [ci.entities[x] for x in nodeNames] # Convert names to objects
appFile = appDb.apps[app].version[ver]
(sgList,(errors,notes)) = appdeploy.deploy(appFile.dir,appFile.cfg,nodes,abortIfCantAccess=True,copy=True,deploy=True)
return ([x.name for x in sgList], errors, notes)
