def get(self, sid):
# know the user
user_info = User.get_by_id(long(self.user_id))
# check if we have their email
if not user_info.email:
self.add_message(
'Please update your email address before starting an instance!',
'warning')
return self.redirect_to('account-settings')
# look up user's instances
db_instances = Instance.get_all()
# check the user's limits
instance_count = 0
for db_instance in db_instances:
# limit to instances the user has started
if db_instance.user == user_info.key:
instance_count = instance_count + 1
# warn and redirect if limit is reached
if (instance_count + 1) > user_info.max_instances:
self.add_message(
'Instance limit reached. This account may only start %s instances. Please delete an existing instance to start a new one!'
% user_info.max_instances, 'warning')
return self.redirect_to('instances-list')
# get stream
stream = Stream.get_by_sid(sid)
try:
size = stream.instance_size
except:
size = 0
## HOT START
# check for a hot start
instances = Instance.get_hotstarts()
for instance in instances:
# fiveminutesago depends on number of seconds at end of this ***
fiveminutesago = datetime.datetime.now() - datetime.timedelta(
0, 900)
# if this hotstart instance has a matching sid, assign and redirect to it
if instance.created < fiveminutesago and instance.stream.get(
).sid == stream.sid and instance.status == "RUNNING":
# map to user
instance.user = user_info.key
instance.hotstart = False
instance.put()
self.add_message(
'Instance assigned! Use login buttons to access %s.' %
stream.name, 'success')
slack.slack_message("Instance type %s assigned for %s!" %
(stream.name, user_info.username))
return self.redirect_to('instance-detail', name=instance.name)
#
## TOH TRATS
# make the instance call to the control box
http = httplib2.Http(timeout=10)
# where and who created it
if config.isdev:
iuser = "******" % ("dev", user_info.username)
else:
iuser = "******" % ("prod", user_info.username)
url = '%s/api/stream/%s?token=%s&user=%s&size=%s' % (
config.fastener_host_url, sid, config.fastener_api_token, iuser,
size)
try:
# pull the response back TODO add error handling
response, content = http.request(url, 'POST', None, headers={})
gcinstance = json.loads(content)
name = gcinstance['instance']
password = gcinstance['password']
if name == "failed":
raise Exception("Instance start failed.")
# set up an instance (note there are two ways to create an instance - see below)
instance = Instance(name=name,
status="PROVISIONING",
user=user_info.key,
stream=stream.key,
size=size,
password=password,
expires=datetime.datetime.now() +
datetime.timedelta(0, 604800),
started=datetime.datetime.now())
instance.put()
slack.slack_message("Instance type %s created for %s!" %
(stream.name, user_info.username))
# give the db a second to update
if config.isdev:
time.sleep(1)
self.add_message(
'Instance created! Give the system a few minutes to start %s.'
% stream.name, 'success')
params = {'name': name}
return self.redirect_to('instance-detail', **params)
except:
self.add_message(
'The system is currently busy with other instances. Please try again in a few minutes.',
'warning')
return self.redirect_to('instances-list')
def post(self, sid=None): # a POST here is a create instance event
# know the user
user_info = User.get_by_id(long(self.user_id))
if sid and user_info.email:
# get form values
stream = Stream.get_by_sid(sid)
try:
size = stream.instance_size
except:
size = 0
# look up user's instances
db_instances = Instance.get_all()
# check the user's limits
instance_count = 0
for db_instance in db_instances:
# limit to instances the user has started
if db_instance.user == user_info.key:
instance_count = instance_count + 1
# warn and redirect if limit is reached
if (instance_count + 1) > user_info.max_instances:
self.add_message(
'Instance limit reached. This account may only start %s instances. Please delete an existing instance to start a new one!'
% user_info.max_instances, 'warning')
return self.redirect_to('instances-list')
## HOT START
# check for a hot start
instances = Instance.get_hotstarts()
for instance in instances:
# fiveminutesago depends on number of seconds at end of this ***
fiveminutesago = datetime.datetime.now() - datetime.timedelta(
0, 900)
# if this hotstart instance has a matching sid, assign and redirect to it
if instance.created < fiveminutesago and instance.stream.get(
).sid == stream.sid and instance.status == "RUNNING":
# map to user
instance.user = user_info.key
instance.hotstart = False
instance.put()
self.add_message(
'Instance assigned! Use login buttons to access %s.' %
stream.name, 'success')
slack.slack_message("Instance type %s assigned for %s!" %
(stream.name, user_info.username))
return self.redirect_to('instance-detail',
name=instance.name)
#
## TRATS TOH
# make the instance call handle
http = httplib2.Http(timeout=10)
# where and who created it (labels for google cloud console)
if config.isdev:
iuser = "******" % ("dev", user_info.username.lower())
else:
iuser = "******" % ("prod", user_info.username.lower())
# build url to create new instance from stream
url = '%s/api/stream/%s?token=%s&user=%s&size=%s' % (
config.fastener_host_url, sid, config.fastener_api_token,
iuser, size)
try:
# pull the response back TODO add error handling
response, content = http.request(url, 'POST', None, headers={})
gcinstance = json.loads(content)
name = gcinstance['instance']
password = gcinstance['password']
if name == "failed":
raise Exception("Instance start failed.")
# set up an instance
instance = Instance(name=name,
status="PROVISIONING",
user=user_info.key,
stream=stream.key,
size=size,
password=password,
expires=datetime.datetime.now() +
datetime.timedelta(0, 604800),
started=datetime.datetime.now())
instance.put()
slack.slack_message("Instance type %s created for %s!" %
(stream.name, user_info.username))
# give the db a second to update
if config.isdev:
time.sleep(1)
self.add_message(
'Instance created! Grab some coffee and wait for %s to start.'
% stream.name, 'success')
params = {'name': name}
return self.redirect_to('instance-detail', **params)
except:
self.add_message(
'The system is currently busy with other instances. Please try again in a few minutes.',
'warning')
return self.redirect_to('instances-list')
else:
# email update sumbission
if not self.form.validate():
self.add_message(
"There were errors validating your email address.",
"error")
return self.get()
email = self.form.email.data.strip()
user_info = User.get_by_id(long(self.user_id))
user_info.email = email.strip()
user_info.put()
if len(email) > 3 and not config.isdev:
name = user_info.name
try:
mc = MarketoClient(config.munchkin_id, config.mclient_id,
config.mclient_secret)
try:
first = name.split()[0]
except:
first = ""
try:
last = name.split()[1]
except:
last = ""
try:
company = user_info.company
except:
company = "None"
leads = [{
"email": user_info.email,
"firstName": first,
"lastName": last,
"company": company,
"leadSource": config.mclient_leadSource
}]
lead = mc.execute(
method='push_lead',
leads=leads,
lookupField='email',
programName=config.mclient_programName,
programStatus=config.mclient_programStatus)
except Exception as ex:
slack.slack_message(
"Marketo lead create failed because %s." % ex)
slack.slack_message(
"We got %s to update their email for instance launch!" %
user_info.username)
self.add_message("Thank you! Your email has been updated.",
'success')
# redirect back to GET on list, but with a sid AND email in place this time to create
if sid:
return self.redirect_to('streams-start3', sid=sid)
else:
return self.redirect_to('instances-list')
def get(self):
# list of streams from db
streams = Stream.get_all()
# get list of host start instances from db
instances = Instance.get_hotstarts()
# for return of started/deleted instances
sinstances = []
dinstances = []
# blast old ones
for instance in instances:
fiveminutesago = datetime.datetime.now() - datetime.timedelta(
0, 14400) # not five minutes, people
if instance.created < fiveminutesago:
# this instance is SO less (older) than some epoch seconds ago ^
dinstances.append(instance)
instance.key.delete()
slack.slack_message(
"Hotstart instance %s deleted for being at risk for preemption!"
% instance.name)
if instance.status == "TERMINATED":
# if this instance was started and then preempted
dinstances.append(instance)
instance.key.delete()
slack.slack_message(
"Hotstart instance %s deleted due to being terminated!" %
instance.name)
# for return of started instances
sinstances = []
# loop over the 'templates' (streams)
for stream in streams:
running = 0
# check to see if some are running
for instance in instances:
if instance.stream.get().sid == stream.sid:
running = running + 1
try:
hot_starts = stream.hot_starts
except:
hot_starts = 0
try:
size = stream.instance_size
except:
size = 0
if running < hot_starts:
# start up an extra instance for this stream (max starts 1 per minute per template)
# make the instance call handler
http = httplib2.Http(timeout=10)
# where and who created it (labels for google cloud console)
if config.isdev:
iuser = "******" % ("dev", "hotstart")
else:
iuser = "******" % ("prod", "hotstart")
# build url to call create new instance from stream on fastener box (our instance)
url = '%s/api/stream/%s?token=%s&user=%s&size=%s' % (
config.fastener_host_url, stream.sid,
config.fastener_api_token, iuser, size)
try:
# pull the response back TODO add more better error handling
response, content = http.request(url,
'POST',
None,
headers={})
gcinstance = json.loads(content)
name = gcinstance['instance']
password = gcinstance['password']
if name == "failed":
raise Exception("Instance start failed.")
# set up an instance
instance = Instance(name=name,
status="PROVISIONING",
stream=stream.key,
size=size,
hotstart=True,
password=password,
expires=datetime.datetime.now() +
datetime.timedelta(0, 604800),
started=datetime.datetime.now())
instance.put()
# for return
sinstances.append(instance)
slack.slack_message(
"Instance type %s created for HOTSTART!" % stream.name)
except Exception as ex:
print ex
params = {"sinstances": sinstances, "dinstances": dinstances}
self.response.headers['Content-Type'] = "application/json"
return self.render_template('api/hotstarts.json', **params)
