webhooks: avoid including whole config file

mod/webhooks/Dockerfile

@@ -1,26 +1,24 @@
-FROM node:14-alpine
+FROM node:14.18.1-bullseye-slim AS builder
-
-# download dockerize
-ENV DOCKERIZE_VERSION v0.6.1
-RUN wget -q https://github.com/jwilder/dockerize/releases/download/$DOCKERIZE_VERSION/dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz \
-    && tar -C /usr/local/bin -xzvf dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz \
-    && rm dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz \
-    && apk add subversion \
-    && mkdir /app \
-    && adduser -D -u 2002 -g webhooks webhooks \
-    && chown webhooks:webhooks /app
-
-USER webhooks
 
 
-ENV TAG v2.4.0
+RUN apt-get update && apt-get install -y git wget
-RUN svn checkout https://github.com/bigbluebutton/bigbluebutton/tags/$TAG/bbb-webhooks /app \
-    && rm -rf /app/.svn \
-    && cd /app && npm install --production
 
+RUN  wget -q https://github.com/mikefarah/yq/releases/download/v4.20.1/yq_linux_amd64 -O /usr/bin/yq \
+    && chmod +x /usr/bin/yq
+
+COPY ./bbb-webhooks /bbb-webhooks
+RUN cd /bbb-webhooks && npm install --production
+
+RUN chmod 777 /bbb-webhooks/config
+# ------------------------------
+
+FROM node:14.18.1-bullseye-slim
+RUN useradd --uid 2004 --user-group bbb-webhooks
+
+COPY --from=builder /usr/bin/yq /usr/bin/yq
+COPY --from=builder /bbb-webhooks /bbb-webhooks
 COPY entrypoint.sh /entrypoint.sh
-COPY config.yml /app/config/default.yml.tmpl
 
+USER bbb-webhooks
 ENTRYPOINT /entrypoint.sh
 
-

mod/webhooks/config.yml

@@ -1,70 +0,0 @@
-# Shared secret of your BigBlueButton server.
-bbb:
-  serverDomain: {{ .Env.DOMAIN }}
-  sharedSecret: {{ .Env.SHARED_SECRET }}
-  # Whether to use Auth2.0 or not, Auth2.0 sends the sharedSecret whithin an Authorization header as a bearer
-  auth2_0: true  
-  apiPath: /bigbluebutton/api
-
-# The port in which the API server will run.
-server:
-  bind: 0.0.0.0
-  port: 3005
-
-# Web hooks configs
-hooks:
-  channels:
-    - from-akka-apps-redis-channel
-    - from-bbb-web-redis-channel
-    - from-akka-apps-chat-redis-channel
-    - bigbluebutton:from-bbb-apps:meeting
-    - bigbluebutton:from-bbb-apps:users
-    - bigbluebutton:from-bbb-apps:chat
-    - bigbluebutton:from-rap
-  # IP where permanent hook will post data (more than 1 URL means more than 1 permanent hook)
-  permanentURLs: []
-  # How many messages will be enqueued to be processed at the same time
-  queueSize: 10000
-  # Allow permanent hooks to receive raw message, which is the message straight from BBB
-  getRaw: false
-  # If set to higher than 1, will send events on the format:
-  # "event=[{event1},{event2}],timestamp=000" or "[{event1},{event2}]" (based on using auth2_0 or not)
-  # when there are more than 1 event on the queue at the moment of processing the queue.
-  multiEvent: 1
-  # Retry intervals for failed attempts for perform callback calls.
-  # In ms. Totals to around 5min.
-  retryIntervals:
-    - 100
-    - 500
-    - 1000
-    - 2000
-    - 4000
-    - 8000
-    - 10000
-    - 30000
-    - 60000
-    - 60000
-    - 60000
-    - 60000
-  # Reset permanent interval when exceeding maximum attemps
-  permanentIntervalReset: 8
-  # Hook's request module timeout for socket conn establishment and/or responses (ms)
-  requestTimeout: 5000
-
-# Mappings of internal to external meeting IDs
-mappings:
-  cleanupInterval: 10000 # 10 secs, in ms
-  timeout: 86400000 # 24 hours, in ms
-
-# Redis
-redis:
-  host: redis
-  port: 6379
-  keys:
-    hookPrefix: bigbluebutton:webhooks:hook
-    hooks: bigbluebutton:webhooks:hooks
-    mappings: bigbluebutton:webhooks:mappings
-    mappingPrefix: bigbluebutton:webhooks:mapping
-    eventsPrefix: bigbluebutton:webhooks:events
-    userMaps: bigbluebutton:webhooks:userMaps
-    userMapPrefix: bigbluebutton:webhooks:userMap

mod/webhooks/entrypoint.sh

@@ -1,9 +1,17 @@
 #!/bin/sh
+set -e
+TARGET=/bbb-webhooks/config/production.yml
+cp /bbb-webhooks/config/default.example.yml $TARGET
+
+yq e -i ".bbb.sharedSecret = \"$SHARED_SECRET\"" $TARGET
+yq e -i ".bbb.serverDomain = \"$DOMAIN\"" $TARGET
+yq e -i ".bbb.auth2_0 = true" $TARGET
+yq e -i ".server.bind = \"0.0.0.0\"" $TARGET
+yq e -i ".hooks.getRaw = false" $TARGET
+yq e -i ".redis.host = \"redis\"" $TARGET
 
 export NODE_ENV=production
-cd /app
+
-dockerize \
+cd /bbb-webhooks
-    -wait tcp://redis:6379 \
+node app.js
-    -template /app/config/default.yml.tmpl:/app/config/default.yml \
-    node app.js