Merge pull request #481 from alphagov/add_flower

Adds flower (monitor) to backdrop.

etc/deploy.sh

@@ -40,3 +40,4 @@ cf push -f manifest.yml
 # create and map routes
 cf map-route performance-platform-backdrop-read cloudapps.digital --hostname performance-platform-backdrop-read-$PAAS_SPACE
 cf map-route performance-platform-backdrop-write cloudapps.digital --hostname performance-platform-backdrop-write-$PAAS_SPACE
+cf map-route performance-platform-backdrop-flower cloudapps.digital --hostname performance-platform-backdrop-flower-$PAAS_SPACE

etc/run_flower.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+set -ueo pipefail
+
+: "${VCAP_SERVICES:?Expecting VCAP_SERVICES to be set!}"
+: "${REDIS_DATABASE_NUMBER:?Expecting REDIS_DATABASE_NUMBER to be set!}"
+: "${PORT:?Expecting PORT to be set!}"
+: "${FLOWER_BASIC_AUTH:?Expecting FLOWER_BASIC_AUTH to be set!}"
+
+export FLOWER_BROKER_API="$(echo ${VCAP_SERVICES} | jq -r '.["redis"][] | select(.name == "redis") | .credentials.uri')/${REDIS_DATABASE_NUMBER}"
+export FLOWER_PORT=${PORT}
+
+flower --broker="${FLOWER_BROKER_API}" -A backdrop.transformers.worker

manifest.yml

@@ -28,3 +28,12 @@ applications:
     env:
       BACKDROP_BROKER_SSL_CERT_REQS: CERT_NONE
       CELERY_CONFIG_MODULE: backdrop.celeryconfig
+
+  - name: performance-platform-backdrop-flower
+    <<: *defaults
+    command: etc/run_flower.sh
+    memory: 1G
+    env:
+      DISABLE_COLLECTSTATIC: 1
+      BACKDROP_BROKER_SSL_CERT_REQS: CERT_NONE
+      CELERY_CONFIG_MODULE: backdrop.celeryconfig

requirements.txt

@@ -19,3 +19,4 @@ xlrd==0.9.3
 logstash_formatter==0.5.7
 Werkzeug==0.12.2
 redis==2.10.6
+flower==0.9.2