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Start getting your Play Framework app to work with convox
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| name := """play_app""" | |
| version := "1.0-SNAPSHOT" | |
| lazy val root = (project in file(".")).enablePlugins(PlayScala) | |
| scalaVersion := "2.11.7" | |
| libraryDependencies ++= Seq( | |
| cache, | |
| ws, | |
| ) | |
| // Docker / Convox stuff | |
| import com.typesafe.sbt.packager.docker._ | |
| // Pass the option to enable HTTPS | |
| javaOptions in Universal ++= Seq( | |
| "-Dhttps.port=9443" | |
| ) | |
| // convox will want the staging directory to be the name of the app for things like | |
| // convox deploy | |
| // default is stagingDirectory := (target in Docker).value / "stage" | |
| // (./target/docker/stage) | |
| // so we will update this accordingly, since our app likely won't be named "stage". | |
| val convoxAppName = "convox-app-name" | |
| stagingDirectory in Docker := (target in Docker).value / convoxAppName | |
| // Copy our convox files to the target stage directory. | |
| // The default WORKDIR is /opt/docker, but we want these in the root with the Dockerfile, | |
| // so we put them back two levels ../../ | |
| mappings in Universal += file("convox/docker-compose.yml") -> "../../docker-compose.yml" | |
| mappings in Universal += file("convox/.dockerignore") -> "../../.dockerignore" | |
| mappings in Universal += file("convox/.env") -> "../../.env" | |
| // No need for a 700+MB Java image when we can have one < 110MB | |
| dockerBaseImage := "openjdk:8-jre-alpine" | |
| // The generated start file uses bash, so we install it on the alpine-based image | |
| // Add it immediately after the "FROM" that goes in the Dockerfile | |
| dockerCommands := dockerCommands.value.flatMap{ | |
| case cmd@Cmd("FROM",_) => List(cmd, Cmd("RUN", "apk update && apk add bash")) | |
| case other => List(other) | |
| } | |
| // For convox, our docker-compose.yml file will run our app, so strip ENTRYPOINT from | |
| // being put into the Dockerfile. | |
| dockerCommands := dockerCommands.value.filterNot { | |
| case ExecCmd("ENTRYPOINT", _) => true | |
| case cmd => false | |
| } | |
| // Open the ports! | |
| dockerExposedPorts := Seq(9000, 9443) | |
| // Now you can: | |
| // activator docker:stage (or sbt docker:stage) | |
| // cd target/docker/stage | |
| // and start using the convox tool from there! |
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| version: '2' | |
| services: | |
| web: | |
| build: . | |
| command: bin/play_app | |
| lables: | |
| - convox.port.443.protocol=https | |
| ports: | |
| - 80:9000 | |
| - 443:9443 |
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