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andrewhamon/Caddyfile

Last active June 12, 2016 05:07
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Revisions

  1. andrewhamon revised this gist Jun 12, 2016. 1 changed file with 1 addition and 1 deletion.
    2 changes: 1 addition & 1 deletion server.js
    View file
    Original file line number Diff line number Diff line change
    @@ -6,7 +6,7 @@ function handleRequest(request, response){
    if(request.url == "/healthcheck"){
    response.end("Healthcheck OK")
    } else {
    numRequests++
    numRequests++
    response.end(process.env.SERVER_NAME + ' requests: ' + numRequests);
    }
    }
  2. andrewhamon created this gist Jun 12, 2016.
    6 changes: 6 additions & 0 deletions Caddyfile
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,6 @@
    localhost:80

    proxy / server_1:8080 server_2:8080 server_3:8080 {
    policy round_robin
    health_check /healthcheck 1s
    }
    3 changes: 3 additions & 0 deletions Dockerfile
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,3 @@
    FROM node
    COPY server.js .
    CMD node server.js
    27 changes: 27 additions & 0 deletions docker-compose.yml
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,27 @@
    version: '2'
    services:
    server_1:
    build: .
    environment:
    - SERVER_NAME=server_1

    server_2:
    build: .
    environment:
    - SERVER_NAME=server_2

    server_3:
    build: .
    environment:
    - SERVER_NAME=server_3

    caddy:
    image: abiosoft/caddy
    ports:
    - "80:80"
    volumes:
    - ./Caddyfile:/etc/Caddyfile
    depends_on:
    - server_1
    - server_2
    - server_3
    16 changes: 16 additions & 0 deletions server.js
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,16 @@
    var http = require('http')

    var numRequests = 0

    function handleRequest(request, response){
    if(request.url == "/healthcheck"){
    response.end("Healthcheck OK")
    } else {
    numRequests++
    response.end(process.env.SERVER_NAME + ' requests: ' + numRequests);
    }
    }

    var server = http.createServer(handleRequest)

    server.listen(8080);