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Add Stackdriver Profiler Python agent (#176) 

* Add Stackdriver Profiler Python agent to EmailService and
RecommendationService

* Update recommendation_server.py

* Moved Profiler init to a function

* Moved Profiler init to a function

* Delete key.json

* Delete key.json

* Delete key.json
This commit is contained in:
Kalyana Chadalavada 2019-05-03 10:29:34 -07:00 committed by Ahmet Alp Balkan
parent f276995585
commit 86fb1662a3
10 changed files with 97 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
kubernetes-manifests/emailservice.yaml
View File

@ -39,6 +39,9 @@ spec:
periodSeconds: 5
exec:
command: ["/bin/grpc_health_probe", "-addr=:8080"]
env:
- name: ENABLE_PROFILER
value: "0"
resources:
requests:
cpu: 100m

2
kubernetes-manifests/recommendationservice.yaml
View File

@ -42,6 +42,8 @@ spec:
env:
- name: PRODUCT_CATALOG_SERVICE_ADDR
value: "productcatalogservice:3550"
- name: ENABLE_PROFILER
value: "0"
resources:
requests:
cpu: 100m

6
src/emailservice/Dockerfile
View File

@ -2,12 +2,16 @@ FROM python:3-slim as base
FROM base as builder
RUN apt-get -qq update \
&& apt-get install -y --no-install-recommends \
g++ \
&& rm -rf /var/lib/apt/lists/*
# get packages
COPY requirements.txt .
RUN pip install -r requirements.txt
FROM base as final
# Enable unbuffered logging
ENV PYTHONUNBUFFERED=1

35
src/emailservice/email_server.py
View File

@ -33,6 +33,7 @@ from opencensus.trace.ext.grpc import server_interceptor
from opencensus.trace.samplers import always_on
# import googleclouddebugger
import googlecloudprofiler
try:
sampler = always_on.AlwaysOnSampler()
@ -143,7 +144,41 @@ def start(dummy_mode):
except KeyboardInterrupt:
server.stop(0)
def initStackdriverProfiling():
project_id = None
try:
project_id = os.environ["GCP_PROJECT_ID"]
except KeyError:
# Environment variable not set
pass
for retry in range(1,4):
try:
if project_id:
googlecloudprofiler.start(service='email_server', service_version='1.0.0', verbose=0, project_id=project_id)
else:
googlecloudprofiler.start(service='email_server', service_version='1.0.0', verbose=0)
logger.info("Successfully started Stackdriver Profiler.")
return
except (BaseException) as exc:
logger.info("Unable to start Stackdriver Profiler Python agent. " + str(exc))
if (retry < 4):
logger.info("Sleeping %d to retry initializing Stackdriver Profiler"%(retry*10))
time.sleep (1)
else:
logger.warning("Could not initialize Stackdriver Profiler after retrying, giving up")
return
if __name__ == '__main__':
logger.info('starting the email service in dummy mode.')
try:
enable_profiler = os.environ["ENABLE_PROFILER"]
if enable_profiler != "1":
raise KeyError()
else:
initStackdriverProfiling()
except KeyError:
logger.info("Skipping Stackdriver Profiler Python agent initialization. Set environment variable ENABLE_PROFILER=1 to enable.")
start(dummy_mode = True)

1
src/emailservice/requirements.in
View File

@ -4,3 +4,4 @@ grpcio==1.16.1
jinja2==2.10
opencensus[stackdriver]==0.1.10
python-json-logger==0.1.9
google-cloud-profiler==1.0.8

13
src/emailservice/requirements.txt
View File

@ -8,22 +8,27 @@ cachetools==3.0.0 # via google-auth
certifi==2018.11.29 # via requests
chardet==3.0.4 # via requests
google-api-core[grpc]==1.6.0
google-auth==1.6.2 # via google-api-core
google-api-python-client==1.7.8 # via google-cloud-profiler
google-auth-httplib2==0.0.3 # via google-api-python-client, google-cloud-profiler
google-auth==1.6.2 # via google-api-core, google-api-python-client, google-auth-httplib2, google-cloud-profiler
google-cloud-core==0.29.1 # via google-cloud-trace
google-cloud-profiler==1.0.8
google-cloud-trace==0.20.2 # via opencensus
googleapis-common-protos==1.5.5 # via google-api-core
grpcio-health-checking==1.12.1
grpcio==1.16.1
httplib2==0.12.1 # via google-api-python-client, google-auth-httplib2
idna==2.8 # via requests
jinja2==2.10
markupsafe==1.1.0 # via jinja2
opencensus[stackdriver]==0.1.10
protobuf==3.6.1 # via google-api-core, googleapis-common-protos, grpcio-health-checking
protobuf==3.6.1 # via google-api-core, google-cloud-profiler, googleapis-common-protos, grpcio-health-checking
pyasn1-modules==0.2.3 # via google-auth
pyasn1==0.4.5 # via pyasn1-modules, rsa
python-json-logger==0.1.9
pytz==2018.9 # via google-api-core
requests==2.21.0 # via google-api-core
requests==2.21.0 # via google-api-core, google-cloud-profiler
rsa==4.0 # via google-auth
six==1.12.0 # via google-api-core, google-auth, grpcio, protobuf
six==1.12.0 # via google-api-core, google-api-python-client, google-auth, grpcio, protobuf
uritemplate==3.0.0 # via google-api-python-client
urllib3==1.24.1 # via requests

2
src/recommendationservice/Dockerfile
View File

@ -1,6 +1,6 @@
FROM python:2.7-slim
RUN apt-get update -qqy && \
apt-get -qqy install wget && \
apt-get -qqy install wget g++ && \
rm -rf /var/lib/apt/lists/*
# show python logs as they occur
ENV PYTHONUNBUFFERED=0

34
src/recommendationservice/recommendation_server.py
View File

@ -21,6 +21,7 @@ import traceback
from concurrent import futures
import googleclouddebugger
import googlecloudprofiler
import grpc
from opencensus.trace.exporters import print_exporter
from opencensus.trace.exporters import stackdriver_exporter
@ -35,6 +36,30 @@ from grpc_health.v1 import health_pb2_grpc
from logger import getJSONLogger
logger = getJSONLogger('recommendationservice-server')
def initStackdriverProfiling():
project_id = None
try:
project_id = os.environ["GCP_PROJECT_ID"]
except KeyError:
# Environment variable not set
pass
for retry in xrange(1,4):
try:
if project_id:
googlecloudprofiler.start(service='recommendation_server', service_version='1.0.0', verbose=0, project_id=project_id)
else:
googlecloudprofiler.start(service='recommendation_server', service_version='1.0.0', verbose=0)
logger.info("Successfully started Stackdriver Profiler.")
return
except (BaseException) as exc:
logger.info("Unable to start Stackdriver Profiler Python agent. " + str(exc))
if (retry < 4):
logger.info("Sleeping %d seconds to retry Stackdriver Profiler agent initialization"%(retry*10))
time.sleep (1)
else:
logger.warning("Could not initialize Stackdriver Profiler after retrying, giving up")
return
class RecommendationService(demo_pb2_grpc.RecommendationServiceServicer):
def ListRecommendations(self, request, context):
@ -63,6 +88,15 @@ class RecommendationService(demo_pb2_grpc.RecommendationServiceServicer):
if __name__ == "__main__":
logger.info("initializing recommendationservice")
try:
enable_profiler = os.environ["ENABLE_PROFILER"]
if enable_profiler != "1":
raise KeyError()
else:
initStackdriverProfiling()
except KeyError:
logger.info("Skipping Stackdriver Profiler Python agent initialization. Set environment variable ENABLE_PROFILER=1 to enable.")
try:
sampler = always_on.AlwaysOnSampler()
exporter = stackdriver_exporter.StackdriverExporter()

1
src/recommendationservice/requirements.in
View File

@ -4,3 +4,4 @@ grpcio-health-checking==1.13.0
grpcio==1.16.1
opencensus[stackdriver]==0.1.10
python-json-logger==0.1.9
google-cloud-profiler==1.0.8

13
src/recommendationservice/requirements.txt
View File

@ -7,13 +7,12 @@
cachetools==3.1.0 # via google-auth
certifi==2018.11.29 # via requests
chardet==3.0.4 # via requests
enum34==1.1.6 # via grpcio
futures==3.2.0 # via google-api-core, grpcio
google-api-core[grpc]==1.6.0
google-api-python-client==1.7.8 # via google-python-cloud-debugger
google-auth-httplib2==0.0.3 # via google-api-python-client, google-python-cloud-debugger
google-auth==1.6.2 # via google-api-core, google-api-python-client, google-auth-httplib2, google-python-cloud-debugger
google-api-python-client==1.7.8 # via google-cloud-profiler, google-python-cloud-debugger
google-auth-httplib2==0.0.3 # via google-api-python-client, google-cloud-profiler, google-python-cloud-debugger
google-auth==1.6.2 # via google-api-core, google-api-python-client, google-auth-httplib2, google-cloud-profiler, google-python-cloud-debugger
google-cloud-core==0.29.1 # via google-cloud-trace
google-cloud-profiler==1.0.8
google-cloud-trace==0.20.2 # via opencensus
google-python-cloud-debugger==2.9
googleapis-common-protos==1.5.6 # via google-api-core
@ -22,13 +21,13 @@ grpcio==1.16.1
httplib2==0.12.0 # via google-api-python-client, google-auth-httplib2
idna==2.8 # via requests
opencensus[stackdriver]==0.1.10
protobuf==3.6.1 # via google-api-core, googleapis-common-protos, grpcio-health-checking
protobuf==3.6.1 # via google-api-core, google-cloud-profiler, googleapis-common-protos, grpcio-health-checking
pyasn1-modules==0.2.4 # via google-auth
pyasn1==0.4.5 # via pyasn1-modules, rsa
python-json-logger==0.1.9
pytz==2018.9 # via google-api-core
pyyaml==3.13 # via google-python-cloud-debugger
requests==2.21.0 # via google-api-core
requests==2.21.0 # via google-api-core, google-cloud-profiler
rsa==4.0 # via google-auth
six==1.12.0 # via google-api-core, google-api-python-client, google-auth, google-python-cloud-debugger, grpcio, protobuf
uritemplate==3.0.0 # via google-api-python-client