[build] Cross compile docker images

elastic · Mar 22, 2022 · 621780e · 621780e
1 parent 201b352
commit 621780e
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Showing 2 changed files with 4 additions and 13 deletions.
diff --git a/src/dev/build/tasks/os_packages/docker_generator/run.ts b/src/dev/build/tasks/os_packages/docker_generator/run.ts
@@ -63,9 +63,9 @@ export async function runDockerGenerator(
   const dockerBuildDate = flags.dockerBuildDate || new Date().toISOString();
   // That would produce oss, default and default-ubi7
   const dockerBuildDir = config.resolveFromRepo('build', 'kibana-docker', `default${imageFlavor}`);
-  const imageArchitecture = flags.architecture === 'aarch64' ? '-aarch64' : '';
+  const imageArchitecture = flags.architecture === 'aarch64' ? 'arm64' : 'amd64';
   const dockerTargetFilename = config.resolveFromTarget(
-    `kibana${imageFlavor}-${version}-docker-image${imageArchitecture}.tar.gz`
+    `kibana${imageFlavor}-${version}-docker-image-${imageArchitecture}.tar.gz`
   );
   const dependencies = [
     resolve(artifactsDir, artifactTarball),
@@ -104,16 +104,6 @@ export async function runDockerGenerator(
     publicArtifactSubdomain,
   };
 
-  type HostArchitectureToDocker = Record<string, string>;
-  const hostTarget: HostArchitectureToDocker = {
-    x64: 'x64',
-    arm64: 'aarch64',
-  };
-  const buildArchitectureSupported = hostTarget[process.arch] === flags.architecture;
-  if (flags.architecture && !buildArchitectureSupported) {
-    return;
-  }
-
   // Create the docker build target folder
   await mkdirp(dockerBuildDir);
 

diff --git a/src/dev/build/tasks/os_packages/docker_generator/templates/build_docker_sh.template.ts b/src/dev/build/tasks/os_packages/docker_generator/templates/build_docker_sh.template.ts
@@ -23,6 +23,7 @@ function generator({
   const dockerTargetName = `${imageTag}${imageFlavor}:${version}${
     dockerTagQualifier ? '-' + dockerTagQualifier : ''
   }`;
+  const dockerArchitecutre = architecture === 'aarch64' ? 'linux/arm64' : 'linux/amd64';
   return dedent(`
   #!/usr/bin/env bash
   #
@@ -59,7 +60,7 @@ function generator({
   retry_docker_pull ${baseOSImage}
 
   echo "Building: kibana${imageFlavor}-docker"; \\
-  docker build -t ${dockerTargetName} -f Dockerfile . || exit 1;
+  docker buildx build --platform ${dockerArchitecutre} -t ${dockerTargetName} -f Dockerfile . || exit 1;
 
   docker save ${dockerTargetName} | gzip -c > ${dockerTargetFilename}