def service_catalog(request, form: ServiceForm = None, received_context={}):
if form is None:
form = ServiceForm()
must_configure = esm_endpoint_check(request)
if must_configure:
return must_configure
url = request.session.get('esm_endpoint', "") + "/v2/catalog"
headers = {
'Accept': "application/json",
'X-Broker-Api-Version': "2.12",
'Cache-Control': "no-cache",
'Postman-Token': "72c68829-43b4-916d-afc8-a8ecc3d7f8bd"
}
response = requests.request("GET", url, headers=headers)
context = {
'services': parse_services(json.loads(response.text)),
'bootstrap_services': bootstrap_services(),
'form': form,
}
context = {**received_context, **context}
return render(request, 'services/index.html', context)
def delete_instance(request, parameter):
# todo add Are you sure? modal
must_configure = esm_endpoint_check(request)
if must_configure:
return must_configure
url = request.session.get(
'esm_endpoint') + "/v2/service_instances/{}".format(parameter)
querystring = {
"service_id": "b1620b13-7d11-4abc-a762-f34a108ea49c",
"plan_id": "36ed4b3e-c132-4746-af71-26dee76e59cb",
"accept_incomplete": "false"
}
headers = {
'Accept': "application/json",
'X-Broker-Api-Version': "2.12",
'Cache-Control': "no-cache",
'Postman-Token': "fd232188-3e1e-68c3-f1ef-79135efb9be1"
}
response = requests.request("DELETE",
url,
headers=headers,
params=querystring)
print('instance deprovisioned', response.text)
if response.status_code == 200:
messages.success(request, utils.SUCCESS_DEPROVISION_MESSAGE)
return redirect('/instances/index.html')
else:
messages.error(request, utils.ERROR_DEPROVISION_MESSAGE)
return redirect('/instances/index.html')
def import_service(request):
json_data = json.loads(json.dumps(request.POST))
print("Received form JSON: {}".format(json_data))
# verify ESM connection established
must_configure = esm_endpoint_check(request)
if must_configure:
return must_configure
# validate URL and get what matters
selected = get_selected_services(
request.POST.getlist('service_definitions'),
request.POST.get('import_service_form_url'))
print("Filtered selected: {}".format(selected))
responses = {}
responses_numeric = 0
for k, v in selected.items():
response_temp = 0
# Register Service and Plans
service_cache = v['service']
url, payload, headers = build_create_service_request(
request, service_cache)
response = requests.request("PUT", url, data=payload, headers=headers)
print('service registered', response.text)
if response.status_code == 200:
response_temp += 1
# Register Manifest
for manifest_cache in v['manifests']:
url, payload, headers = build_create_manifest_request(
request, manifest_cache)
response = requests.request("PUT",
url,
data=payload,
headers=headers)
print('manifest registered', response.text)
if response.status_code == 200:
response_temp += 1
responses[k] = True if response_temp > 0 else False
responses_numeric += response_temp
if responses_numeric > 0:
# TODO adapt message to show the result of each service :]
messages.success(request, utils.SUCCESS_MESSAGE + str(responses))
return redirect('/catalog/')
else:
messages.error(request, utils.ERROR_MESSAGE + str(responses))
return redirect('/catalog/')
def create_service(request):
must_configure = esm_endpoint_check(request)
if must_configure:
return must_configure
form = ServiceForm(request.POST, request.FILES)
if form.is_valid():
cache = form.cleaned_data
cache['preview_image'] = parse_image(
request.FILES.get('preview_image'))
cache['logo_image'] = parse_image(request.FILES.get('logo_image'))
cache['plans'] = parse_plans(cache, request.POST)
cache['service_variables'] = parse_variables(cache, request.POST)
cache['service_id'] = uuid.uuid4().hex
# TODO add support for multiple plans
# cache['plan_id'] = uuid.uuid4().hex
cache['manifest_id'] = uuid.uuid4().hex
# Register Service and Plans
url, payload, headers = build_create_service_request(request, cache)
response = requests.request("PUT", url, data=payload, headers=headers)
print('service registered', response.text)
# Register Manifest
# todo adjust to new plans
for plan in cache['plans']:
url, payload, headers = build_create_manifest_request(
request, cache, plan['id'])
response = requests.request("PUT",
url,
data=payload,
headers=headers)
print('manifest registered', response.text)
if response.status_code == 200:
messages.success(request, utils.SUCCESS_MESSAGE)
return redirect('/catalog/')
else:
messages.error(request, utils.ERROR_MESSAGE)
return redirect('/catalog/')
# from django.http import HttpResponse
# return HttpResponse('errors' + str(form.errors))
else:
return service_catalog(request, form)
def create_instance(request, parameter=None):
# todo block to create an instance thats already running (plan, service) too often
must_configure = esm_endpoint_check(request)
if must_configure:
return must_configure
if 'k' in parameter:
service_id, plan_id = parameter.split("k")
instance_id = uuid.uuid4().hex
url = request.session.get(
'esm_endpoint') + "/v2/service_instances/" + instance_id
querystring = {"accept_incomplete": "false"}
payload = "{\"organization_guid\": \"org\", \"plan_id\": \"" + plan_id + "\", \"service_id\": \"" + service_id + "\",\"space_guid\": \"space\"}"
headers = {
'Accept': "application/json",
'Content-Type': "application/json",
'X-Broker-Api-Version': "2.12",
'Cache-Control': "no-cache",
'Postman-Token': "7d98544d-3d9c-aa34-b6b1-4755fad9c8b6"
}
response = requests.request("PUT",
url,
data=payload,
headers=headers,
params=querystring)
print('instance', response.text)
print('instance response status_code', response.status_code)
if response.status_code == 200:
messages.success(request, utils.SUCCESS_PROVISION_MESSAGE)
return redirect('/instances/')
else:
messages.error(request, response.text)
return redirect('/instances/'.format(service_id))
else:
# this would only happen when someone tries to forge a request
messages.error(request, utils.ERROR_MESSAGE)
return redirect('/instances/')
def service_detail(request, service_id=None):
must_configure = esm_endpoint_check(request)
if must_configure:
return must_configure
url = request.session.get('esm_endpoint') + "/v2/catalog"
headers = {
'Accept': "application/json",
'X-Broker-Api-Version': "2.12",
'Cache-Control': "no-cache",
'Postman-Token': "72c68829-43b4-916d-afc8-a8ecc3d7f8bd"
}
response = requests.request("GET", url, headers=headers)
parsed_services = parse_services(json.loads(response.text))
for service in parsed_services:
if service['id'] == service_id:
context = {'service': service}
return render(request, 'services/show.html', context)
# todo return error message item not found
return redirect('/catalog/')
def instance_catalog(request, previous_context={}):
must_configure = esm_endpoint_check(request)
if must_configure:
return must_configure
url = request.session.get('esm_endpoint') + "/v2/et/service_instances"
headers = {
'X-Broker-Api-Version': "2.12",
'Cache-Control': "no-cache",
'Postman-Token': "8a6bfa39-d96f-fa28-61d8-e3a480c937db"
}
response = requests.request("GET", url, headers=headers)
if response.status_code == 200:
parsed_instances = parse_instances(request, json.loads(response.text))
else:
parsed_instances = []
# return render(request, 'instances/index.html', {'instances': parsed_instances + bootstrap_instances()})
context = {
'instances': parsed_instances,
'bootstrap_instances': bootstrap_instances(),
}
context = {**context, **previous_context}
return render(request, 'instances/index.html', context)
def instance_detail(request, instance_id=None):
must_configure = esm_endpoint_check(request)
if must_configure:
return must_configure
url = request.session.get(
'esm_endpoint') + "/v2/et/service_instances/{}".format(instance_id)
headers = {
'X-Broker-Api-Version': "2.12",
'Cache-Control': "no-cache",
'Postman-Token': "66fba99d-2fe6-d11e-0424-1488c889132b"
}
response = requests.request("GET", url, headers=headers)
if response.status_code == 200:
parsed_instance = parse_instances(request,
[json.loads(response.text)])[0]
# query influx db: containers_data
host = 'kafka.cloudlab.zhaw.ch'
port = 8086
user = '******'
password = '******'
dbname = 'user-1-elastest_tss'
query = 'select * from "service-docker-stats" group by "container-name" order by desc limit 10;'
from influxdb import InfluxDBClient
client = InfluxDBClient(host, port, user, password, dbname)
print("Querying data: " + query)
containers_data = client.query(query)
# name = result.raw['series'][0]['name'] # str
# columns = result.raw['series'][0]['columns'] # []
# values = result.raw['series'][0]['values'] # [[]]
containers = []
global fake_flag
print('containers found from parsed instance: ',
parsed_instance['container_names'])
# print('query result: ', containers_data)
if containers_data:
for serie in containers_data.raw['series']:
CPU_series = []
RAM_series = []
name = serie['tags']['container-name']
# todo remove
print('sentinel container name:', name)
if name in parsed_instance['container_names']:
# if True:
print('container match found!')
for x in serie['values']:
CPU_series.append(x[3])
for x in serie['values']:
RAM_series.append(x[5])
name = name.split('_', 1)[-1]
CPU_series = [0, 2, 3.4, 0.4, 0.1]
RAM_series = [0, 50, 60, 10, 2]
CPU_series = reverse_and_fill_series(CPU_series)
RAM_series = reverse_and_fill_series(RAM_series)
print('resulting..', CPU_series)
containers.append([name, CPU_series, RAM_series])
# print(containers)
query = 'select * from "service-health-check" order by desc limit 10;'
health_data = client.query(query).raw
health_series = []
# demo
health_series = [1, 1, 0, 0]
health_series = reverse_and_fill_series(health_series)
print('status...', parsed_instance['status'])
print('health data queried: ', health_data)
print(parsed_instance)
if len(health_data) > 1:
print('health data > 1...')
health_data = health_data['series'][0]
# print('instance id: ', instance_id)
if 'instance_id' in health_data['columns']:
# instance_index = health_data['columns'].index('instance_id')
# msg_index = health_data['columns'].index('msg')
# # health_series = ['alive' in record['msg'] for record in health_data['values'] if instance_id == record[index]]
# health_series = [int('alive' in record[msg_index]) for record in health_data['values']]
# # for record in health_data['values']:
# # if instance_id == record[index]:
# # if 'alive' in record['msg']:
# # status = 1
# # else:
# # status = 0
# # health_series.append(status)
health_series = [0, 1, 1, 1]
health_series = reverse_and_fill_series(health_series)
print('health series for this instance:', health_series)
elif parsed_instance['status'] != 'running':
parsed_instance['color'] = 'warning'
parsed_instance['status_icon'] = 'more_horiz'
# parsed_instance['hex_color'] = '#4caf50'
parsed_instance['hex_color'] = '#fd9a0f'
return render(
request, 'instances/show.html', {
'instance': parsed_instance,
'containers': json.dumps(containers),
'health_series': health_series
})
else:
# todo return error message instance not found
return instance_catalog(request)
def welcome(request):
must_configure = esm_endpoint_check(request)
if must_configure:
return must_configure
return render(request, 'welcome.html')