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Posted to commits@pekko.apache.org by fa...@apache.org on 2022/10/31 09:34:35 UTC
[incubator-pekko-samples] branch edc/clusteroperator created (now d921195)
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fanningpj pushed a change to branch edc/clusteroperator
in repository https://gitbox.apache.org/repos/asf/incubator-pekko-samples.git
at d921195 operatorize
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new d921195 operatorize
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[incubator-pekko-samples] 01/01: operatorize
Posted by fa...@apache.org.
This is an automated email from the ASF dual-hosted git repository.
fanningpj pushed a commit to branch edc/clusteroperator
in repository https://gitbox.apache.org/repos/asf/incubator-pekko-samples.git
commit d921195309bd2f665273cf3d4103af2ebe2b6827
Author: EdC <ed...@lightbend.com>
AuthorDate: Tue May 28 17:07:49 2019 -0700
operatorize
---
akka-sample-cluster-scala/.gitignore | 1 +
akka-sample-cluster-scala/build.sbt | 17 ++++++++++++++
.../kubernetes/akka-cluster.yml | 22 ++++++++++++++++++
akka-sample-cluster-scala/project/plugins.sbt | 1 +
.../src/main/resources/application.conf | 26 +++++++++-------------
5 files changed, 51 insertions(+), 16 deletions(-)
diff --git a/akka-sample-cluster-scala/.gitignore b/akka-sample-cluster-scala/.gitignore
index 660c959..55b21e3 100644
--- a/akka-sample-cluster-scala/.gitignore
+++ b/akka-sample-cluster-scala/.gitignore
@@ -13,5 +13,6 @@ target/
/logs
.cache
.classpath
+.metals
.project
.settings
\ No newline at end of file
diff --git a/akka-sample-cluster-scala/build.sbt b/akka-sample-cluster-scala/build.sbt
index fac7470..9ca8ff9 100644
--- a/akka-sample-cluster-scala/build.sbt
+++ b/akka-sample-cluster-scala/build.sbt
@@ -1,12 +1,16 @@
+import com.typesafe.sbt.packager.docker.{Cmd, ExecCmd}
+import com.typesafe.sbt.packager.docker.DockerPlugin.autoImport._
import com.typesafe.sbt.SbtMultiJvm.multiJvmSettings
import com.typesafe.sbt.SbtMultiJvm.MultiJvmKeys.MultiJvm
val akkaVersion = "2.5.22"
+enablePlugins(JavaAppPackaging, DockerPlugin)
lazy val `akka-sample-cluster-scala` = project
.in(file("."))
.settings(multiJvmSettings: _*)
.settings(
+ version := "0.1.0-SNAPSHOT",
organization := "com.typesafe.akka.samples",
scalaVersion := "2.12.8",
scalacOptions in Compile ++= Seq("-deprecation", "-feature", "-unchecked", "-Xlog-reflective-calls", "-Xlint"),
@@ -21,6 +25,19 @@ lazy val `akka-sample-cluster-scala` = project
"com.typesafe.akka" %% "akka-multi-node-testkit" % akkaVersion,
"org.scalatest" %% "scalatest" % "3.0.7" % Test,
"io.kamon" % "sigar-loader" % "1.6.6-rev002"),
+ // Based on best practices found in OpenShift Creating images guidelines
+ // https://docs.openshift.com/container-platform/3.10/creating_images/guidelines.html
+ dockerRepository := Some("lightbend-docker-registry.bintray.io/simple-cluster-app"),
+ dockerCommands := Seq(
+ Cmd("FROM", "centos:7"),
+ Cmd("RUN", "yum -y install java-1.8.0-openjdk-headless && yum clean all -y"),
+ Cmd("RUN", "useradd -r -m -u 1001 -g 0 simpleclusterapp"),
+ Cmd("ADD", "opt /opt"),
+ Cmd("RUN", "chgrp -R 0 /opt && chmod -R g=u /opt"),
+ Cmd("WORKDIR", "/opt/docker"),
+ Cmd("USER", "1001"),
+ ExecCmd("CMD", "/opt/docker/bin/simple-cluster-app", "-XX:+UnlockExperimentalVMOptions", "-XX:+UseCGroupMemoryLimitForHeap"),
+ ),
fork in run := true,
mainClass in (Compile, run) := Some("sample.cluster.simple.SimpleClusterApp"),
// disable parallel tests
diff --git a/akka-sample-cluster-scala/kubernetes/akka-cluster.yml b/akka-sample-cluster-scala/kubernetes/akka-cluster.yml
new file mode 100644
index 0000000..8e05020
--- /dev/null
+++ b/akka-sample-cluster-scala/kubernetes/akka-cluster.yml
@@ -0,0 +1,22 @@
+apiVersion: app.lightbend.com/v1alpha1
+kind: AkkaCluster
+metadata:
+ name: simple-cluster-app
+spec:
+ replicas: 3
+ template:
+ spec:
+ containers:
+ - name: main
+ image: lightbend-docker-registry.bintray.io/simple-cluster-app/akka-sample-cluster-scala:0.1.0-SNAPSHOT
+ imagePullPolicy: Always
+ livenessProbe:
+ tcpSocket:
+ port: 8558
+ ports:
+ - name: http
+ containerPort: 8080
+ - name: remoting
+ containerPort: 2552
+ - name: management
+ containerPort: 8558
\ No newline at end of file
diff --git a/akka-sample-cluster-scala/project/plugins.sbt b/akka-sample-cluster-scala/project/plugins.sbt
index 2d02635..b5825ad 100644
--- a/akka-sample-cluster-scala/project/plugins.sbt
+++ b/akka-sample-cluster-scala/project/plugins.sbt
@@ -1,2 +1,3 @@
addSbtPlugin("com.typesafe.sbt" % "sbt-multi-jvm" % "0.4.0")
addSbtPlugin("com.dwijnand" % "sbt-dynver" % "3.0.0")
+addSbtPlugin("com.typesafe.sbt" % "sbt-native-packager" % "1.3.14")
diff --git a/akka-sample-cluster-scala/src/main/resources/application.conf b/akka-sample-cluster-scala/src/main/resources/application.conf
index ba4f129..e6ed99f 100644
--- a/akka-sample-cluster-scala/src/main/resources/application.conf
+++ b/akka-sample-cluster-scala/src/main/resources/application.conf
@@ -1,13 +1,8 @@
akka {
actor {
- provider = cluster
+ provider = "cluster"
}
remote {
- netty.tcp {
- hostname = "127.0.0.1"
- port = 0
- }
-
artery {
# change this to enabled=on to use Artery instead of netty
# see https://doc.akka.io/docs/akka/current/remoting-artery.html
@@ -17,16 +12,6 @@ akka {
canonical.port = 0
}
}
-
- cluster {
- seed-nodes = [
- "akka.tcp://ClusterSystem@127.0.0.1:2551",
- "akka.tcp://ClusterSystem@127.0.0.1:2552"]
-
- # auto downing is NOT safe for production deployments.
- # you may want to use it during development, read more about it in the docs.
- auto-down-unreachable-after = 10s
- }
}
# Enable metrics extension in akka-cluster-metrics.
@@ -35,3 +20,12 @@ akka.extensions=["akka.cluster.metrics.ClusterMetricsExtension"]
# Sigar native library extract location during tests.
# Note: use per-jvm-instance folder when running multiple jvm on one host.
akka.cluster.metrics.native-library-extract-folder=${user.dir}/target/native
+
+akka.management {
+ cluster.bootstrap {
+ contact-point-discovery {
+ # service-name = ${?AKKA_CLUSTER_BOOTSTRAP_SERVICE_NAME}
+ discovery-method = kubernetes-api
+ }
+ }
+}
\ No newline at end of file
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