Update to support docker stack deploy

README.md

@@ -12,7 +12,7 @@ Minimum requirements:
 * Docker 1.13-RC (to support attachable overlay networks)
 * At least a single host in Swarm Mode. (run `docker swarm init`)
 
-> For more information on Swarm mode and configuration please have a look at the [Swarm Mode tutorial](https://docs.docker.com/engine/swarm/swarm-tutorial/)
+`For more information on Swarm mode and configuration please have a look at the [Swarm Mode tutorial](https://docs.docker.com/engine/swarm/swarm-tutorial/). `
 
 Check your `docker version` and upgrade to one of the latest 1.13-RCs from the [Docker Releases page](https://github.com/docker/docker/releases). This is already available through the Beta channel in Docker for Mac.
 

build.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+# First do - git clone https://github.com/alexellis/faas && cd faas
+
+docker network create --driver overlay --attachable functions
+
+cd watchdog
+./build.sh
+
+cp ./fwatchdog ../sample-functions/catservice/
+
+docker build --build-arg https_proxy=$https_proxy --build-arg http_proxy=$http_proxy \
+    -t alexellis2/faas-catservice .
+docker service rm catservice ; docker service create --network=functions --name catservice alexellis2/faas-catservice
+
+cd ..
+
+cd gateway
+./build.sh
+docker rm -f server; docker run -d -v /var/run/docker.sock:/var/run/docker.sock --name server -p 8080:8080 --network=functions alexellis2/faas-gateway

deploy_stack.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+echo "Deploying stack"
+docker stack rm func ;  docker stack deploy func --compose-file docker-compose.yml 
+

docker-compose.yml

@@ -0,0 +1,27 @@
+version: "3"
+services:
+    gateway:
+        volumes:
+            - "/var/run/docker.sock:/var/run/docker.sock"
+        ports:
+            - 3000:8080
+        image: alexellisio/faas-gateway:latest
+        networks:
+        - functions
+    prometheus:
+        image: quay.io/prometheus/prometheus:latest
+        volumes:
+            - ./prometheus/prometheus.yml:/etc/prometheus/prometheus.yml
+        command: "-config.file=/etc/prometheus/prometheus.yml -storage.local.path=/prometheus -storage.local.memory-chunks=10000"
+        ports:
+            - 9090:9090
+        depends_on:
+            - gateway
+        environment:
+            no_proxy:   "gateway"
+        networks:
+            - functions
+networks:
+    functions:
+        driver: overlay
+        #attachable: true

gateway/Dockerfile

@@ -1,19 +1,9 @@
-from golang:1.7.3
+FROM golang:1.7.3
 
-RUN go get -d github.com/docker/docker/api/types \
+COPY gateway    .
-   && go get -d github.com/docker/docker/api/types/filters \
-   && go get -d github.com/docker/docker/api/types/swarm \
-   && go get -d github.com/docker/docker/client \
-   && go get github.com/gorilla/mux \
-   && go get github.com/prometheus/client_golang/prometheus
 
-WORKDIR /go/src/github.com/alexellis/faas/gateway
-
-COPY metrics metrics
-COPY server.go .
-
-RUN find /go/src/github.com/alexellis/faas/gateway/
-RUN go build
 EXPOSE 8080
+ENV http_proxy      ""
+ENV https_proxy     ""
 
 CMD ["./gateway"]

gateway/Dockerfile.build

@@ -0,0 +1,16 @@
+FROM golang:1.7.3
+
+RUN go get -d github.com/docker/docker/api/types \
+   && go get -d github.com/docker/docker/api/types/filters \
+   && go get -d github.com/docker/docker/api/types/swarm \
+   && go get -d github.com/docker/docker/client \
+   && go get github.com/gorilla/mux \
+   && go get github.com/prometheus/client_golang/prometheus
+
+WORKDIR /go/src/github.com/alexellis/faas/gateway
+
+COPY metrics metrics
+COPY server.go .
+
+RUN find /go/src/github.com/alexellis/faas/gateway/
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o app .

gateway/build.sh

@@ -1,4 +1,13 @@
 #!/bin/sh
-echo Building server:latest
+echo Building alexellis2/faas-gateway:build
 
-docker build -t server . 
+docker build --build-arg https_proxy=$https_proxy --build-arg http_proxy=$http_proxy \
+    -t alexellis2/faas-gateway:build . -f Dockerfile.build
+
+docker create --name gateway_extract alexellis2/faas-gateway:build 
+docker cp gateway_extract:/go/src/github.com/alexellis/faas/gateway/app ./gateway
+docker rm -f gateway_extract
+
+echo Building alexellis2/faas-gateway:latest
+
+docker build -t alexellis2/faas-gateway:latest .

oneshot.sh

@@ -1,12 +0,0 @@
-#!/bin/sh
-
-docker network create --driver overlay --attachable functions
-git clone https://github.com/alexellis/faas && cd faas
-cd watchdog
-./build.sh
-docker build -t catservice .
-docker service rm catservice ; docker service create --network=functions --name catservice catservice
-cd ..
-cd gateway
-docker build -t server . ;docker rm -f server; docker run -d -v /var/run/docker.sock:/var/run/docker.sock --name server -p 8080:8080 --network=functions server
-

prometheus/prometheus.yml

@@ -0,0 +1,34 @@
+# my global config
+global:
+  scrape_interval:     15s # By default, scrape targets every 15 seconds.
+  evaluation_interval: 15s # By default, scrape targets every 15 seconds.
+  # scrape_timeout is set to the global default (10s).
+
+  # Attach these labels to any time series or alerts when communicating with
+  # external systems (federation, remote storage, Alertmanager).
+  external_labels:
+      monitor: 'codelab-monitor'
+
+# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
+rule_files:
+  # - "first.rules"
+  # - "second.rules"
+
+# A scrape configuration containing exactly one endpoint to scrape:
+# Here it's Prometheus itself.
+scrape_configs:
+  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
+  - job_name: 'prometheus'
+
+    # Override the global default and scrape targets from this job every 5 seconds.
+    scrape_interval: 5s
+
+    # metrics_path defaults to '/metrics'
+    # scheme defaults to 'http'.
+    static_configs:
+      - targets: ['localhost:9090']
+
+  - job_name: "gateway"
+    scrape_interval: "15s"
+    static_configs:
+      - targets: ['gateway:8080']

watchdog/build.sh

@@ -3,7 +3,8 @@
 # Below makes use of "builder pattern" so that binary is extracted separate
 # from the golang runtime/SDK
 
-docker build -t watchdog:latest .
+docker build --build-arg https_proxy=$https_proxy --build-arg http_proxy=$http_proxy \
-docker create --name buildoutput watchdog:latest
+    -t alexellis2/faas-watchdog:build .
+docker create --name buildoutput alexellis2/faas-watchdog:build
 docker cp buildoutput:/go/src/app/app ./fwatchdog
 docker rm buildoutput