add ggr

README.md

@@ -65,6 +65,7 @@ A collection of delicious docker recipes.
 - [x] drone-scp-arm
 - [x] drone-ssh-arm
 - [x] errbot :octocat:
+- [x] ggr
 - [x] hubot :octocat:
 - [x] jenkins-arm :beetle:
 

ggr/Dockerfile

@@ -0,0 +1,15 @@
+#
+# Dockerfile for ggr
+#
+
+FROM golang:alpine
+RUN apk add --no-cache git
+RUN go get -v github.com/kelseyhightower/confd
+
+FROM aerokube/ggr
+RUN apk add --no-cache libxml2-utils supervisor
+COPY --from=0 /go/bin/confd /usr/bin/
+COPY data/confd /etc/confd
+COPY data/supervisor.d /etc/supervisor.d
+COPY data/grid-router /etc/grid-router
+ENTRYPOINT ["supervisord", "-n", "-c", "/etc/supervisord.conf"]

ggr/README.md

@@ -0,0 +1,8 @@
+ggr
+===
+
+Go Grid Router (aka [Ggr][1]) is a lightweight active load balancer used to
+create scalable and highly-available Selenium clusters.
+
+[1]: https://github.com/aerokube/ggr
+

ggr/data/confd/conf.d/ggr.toml

@@ -0,0 +1,6 @@
+[template]
+src = "guest.xml.tmpl"
+dest = "/etc/grid-router/quota/guest.xml"
+keys = ["/"]
+check_cmd = "xmllint --noout /etc/grid-router/quota/guest.xml"
+reload_cmd = "supervisorctl signal HUP ggr"

ggr/data/confd/templates/guest.xml.tmpl

@@ -0,0 +1,11 @@
+<qa:browsers xmlns:qa="urn:config.gridrouter.qatools.ru">
+<browser name="{{getenv "BROWSER_NAME" "chrome"}}" defaultVersion="{{getenv "BROWSER_VERSION" "78.0"}}">
+    <version number="{{getenv "BROWSER_VERSION" "78.0"}}">
+        <region name="{{getenv "BROWSER_REGION" "1"}}">
+        {{range lookupIP (getenv "BROWSER_HOSTS" "tasks.chrome")}}
+            <host name="{{.}}" port="{{getenv "BROWSER_PORT" "5555"}}" count="{{getenv "BROWSER_COUNT" "1"}}"/>
+        {{end}}
+        </region>
+    </version>
+</browser>
+</qa:browsers>

ggr/data/grid-router/quota/guest.xml

@@ -0,0 +1,8 @@
+<qa:browsers xmlns:qa="urn:config.gridrouter.qatools.ru">
+<browser name="chrome" defaultVersion="78.0">
+    <version number="78.0">
+        <region name="1">
+        </region>
+    </version>
+</browser>
+</qa:browsers>

ggr/data/supervisor.d/confd.ini

@@ -0,0 +1,2 @@
+[program:confd]
+command = confd -watch -backend file -file /dev/null

ggr/data/supervisor.d/ggr.ini

@@ -0,0 +1,2 @@
+[program:ggr]
+command = ggr -listen :4444 -users /etc/grid-router/users.htpasswd -quotaDir /etc/grid-router/quota -guests-allowed

ggr/docker-compose.yml

@@ -0,0 +1,18 @@
+version: "3.7"
+
+services:
+
+  ggr:
+    image: vimagick/ggr
+    ports:
+      - "4444:4444"
+    volumes:
+      - ./data/grid-router:/etc/grid-router
+    environment:
+      - BROWSER_NAME=chrome
+      - BROWSER_VERSION=78.0
+      - BROWSER_REGION=1
+      - BROWSER_HOSTS=tasks.chrome
+      - BROWSER_PORT=5555
+      - BROWSER_COUNT=10
+    restart: unless-stopped