add support for s390x architecture (#4001)

* add s390x support in systemcallfilter #4000 Signed-off-by: Andrija Pantovic <andrija.pantovic@phoenix-systems.ch> * add gradle cfg for s390x Signed-off-by: Andrija Pantovic <andrija.pantovic@gmail.com> * change assertion for architecture Signed-off-by: Andrija Pantovic <andrija.pantovic@gmail.com> * change assertion for architecture Signed-off-by: Andrija Pantovic <andrija.pantovic@gmail.com> * update changelog Signed-off-by: Andrija Pantovic <andrija.pantovic@gmail.com> Signed-off-by: Andrija Pantovic <andrija.pantovic@phoenix-systems.ch> Signed-off-by: Andrija Pantovic <andrija.pantovic@gmail.com> (cherry picked from commit 517c19c)
opensearch-project · Sep 8, 2022 · a9ed68f · a9ed68f
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -3,6 +3,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 ## [Unreleased]
 ### Added
+- Add support for s390x architecture ([#4001](https://github.com/opensearch-project/OpenSearch/pull/4001))
 - Github workflow for changelog verification ([#4085](https://github.com/opensearch-project/OpenSearch/pull/4085))
 - Add failover support with Segment Replication enabled. ([#4325](https://github.com/opensearch-project/OpenSearch/pull/4325)
 - Added @dreamer-89 as an Opensearch maintainer ([#4342](https://github.com/opensearch-project/OpenSearch/pull/4342))

diff --git a/buildSrc/src/main/java/org/opensearch/gradle/Architecture.java b/buildSrc/src/main/java/org/opensearch/gradle/Architecture.java
@@ -35,7 +35,8 @@
 public enum Architecture {
 
     X64,
-    ARM64;
+    ARM64,
+    S390X;
 
     public static Architecture current() {
         final String architecture = System.getProperty("os.arch", "");
@@ -45,6 +46,8 @@ public static Architecture current() {
                 return X64;
             case "aarch64":
                 return ARM64;
+            case "s390x":
+                return S390X;
             default:
                 throw new IllegalArgumentException("can not determine architecture from [" + architecture + "]");
         }

diff --git a/buildSrc/src/main/java/org/opensearch/gradle/DistributionDownloadPlugin.java b/buildSrc/src/main/java/org/opensearch/gradle/DistributionDownloadPlugin.java
@@ -247,6 +247,9 @@ private String dependencyNotation(OpenSearchDistribution distribution) {
                     case X64:
                         classifier = ":" + distribution.getPlatform() + "-x64";
                         break;
+                    case S390X:
+                        classifier = ":" + distribution.getPlatform() + "-s390x";
+                        break;
                     default:
                         throw new IllegalArgumentException("Unsupported architecture: " + distribution.getArchitecture());
                 }

diff --git a/buildSrc/src/main/java/org/opensearch/gradle/Jdk.java b/buildSrc/src/main/java/org/opensearch/gradle/Jdk.java
@@ -48,7 +48,7 @@
 
 public class Jdk implements Buildable, Iterable<File> {
 
-    private static final List<String> ALLOWED_ARCHITECTURES = Collections.unmodifiableList(Arrays.asList("aarch64", "x64"));
+    private static final List<String> ALLOWED_ARCHITECTURES = Collections.unmodifiableList(Arrays.asList("aarch64", "x64", "s390x"));
     private static final List<String> ALLOWED_VENDORS = Collections.unmodifiableList(Arrays.asList("adoptium", "adoptopenjdk", "openjdk"));
     private static final List<String> ALLOWED_PLATFORMS = Collections.unmodifiableList(
         Arrays.asList("darwin", "freebsd", "linux", "mac", "windows")

diff --git a/buildSrc/src/test/java/org/opensearch/gradle/ArchitectureTests.java b/buildSrc/src/test/java/org/opensearch/gradle/ArchitectureTests.java
@@ -0,0 +1,45 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * The OpenSearch Contributors require contributions made to
+ * this file be licensed under the Apache-2.0 license or a
+ * compatible open source license.
+ */
+
+package org.opensearch.gradle;
+
+import org.opensearch.gradle.test.GradleUnitTestCase;
+
+public class ArchitectureTests extends GradleUnitTestCase {
+
+    final String architecture = System.getProperty("os.arch", "");
+
+    public void testCurrentArchitecture() {
+        assertEquals(Architecture.X64, currentArchitecture("amd64"));
+        assertEquals(Architecture.X64, currentArchitecture("x86_64"));
+        assertEquals(Architecture.ARM64, currentArchitecture("aarch64"));
+        assertEquals(Architecture.S390X, currentArchitecture("s390x"));
+    }
+
+    public void testInvalidCurrentArchitecture() {
+        assertThrows("can not determine architecture from [", IllegalArgumentException.class, () -> currentArchitecture("fooBar64"));
+    }
+
+    /**
+     * Determines the return value of {@link Architecture#current()} based on a string representing a potential OS Architecture.
+     *
+     * @param osArchToTest  An expected value of the {@code os.arch} system property on another architecture.
+     * @return the value of the {@link Architecture} enum which would have resulted with the given value.
+     * @throws IllegalArgumentException if the string is not mapped to a value of the {@link Architecture} enum.
+     */
+    private Architecture currentArchitecture(String osArchToTest) throws IllegalArgumentException {
+        // Test new architecture
+        System.setProperty("os.arch", osArchToTest);
+        try {
+            return Architecture.current();
+        } finally {
+            // Restore actual architecture property value
+            System.setProperty("os.arch", this.architecture);
+        }
+    }
+}
diff --git a/buildSrc/src/test/java/org/opensearch/gradle/JdkDownloadPluginTests.java b/buildSrc/src/test/java/org/opensearch/gradle/JdkDownloadPluginTests.java
@@ -108,7 +108,7 @@ public void testUnknownArchitecture() {
             "11.0.2+33",
             "linux",
             "unknown",
-            "unknown architecture [unknown] for jdk [testjdk], must be one of [aarch64, x64]"
+            "unknown architecture [unknown] for jdk [testjdk], must be one of [aarch64, x64, s390x]"
         );
     }
 

diff --git a/distribution/archives/build.gradle b/distribution/archives/build.gradle
@@ -151,6 +151,13 @@ distribution_archives {
     }
   }
 
+  linuxS390xTar {
+    archiveClassifier = 'linux-s390x'
+    content {
+      archiveFiles(modulesFiles('linux-s390x'), 'tar', 'linux', 's390x', false)
+    }
+  }
+
   windowsZip {
     archiveClassifier = 'windows-x64'
     content {

diff --git a/distribution/build.gradle b/distribution/build.gradle
@@ -280,7 +280,7 @@ configure(subprojects.findAll { ['archives', 'packages'].contains(it.name) }) {
   // Setup all required JDKs
   project.jdks {
     ['darwin', 'linux', 'windows'].each { platform ->
-      (platform == 'linux' || platform == 'darwin' ? ['x64', 'aarch64'] : ['x64']).each { architecture ->
+      (platform == 'linux' || platform == 'darwin' ? ['x64', 'aarch64', 's390x'] : ['x64']).each { architecture ->
         "bundled_${platform}_${architecture}" {
           it.platform = platform
           it.version = VersionProperties.getBundledJdk(platform)
@@ -353,7 +353,7 @@ configure(subprojects.findAll { ['archives', 'packages'].contains(it.name) }) {
           }
         }
         def buildModules = buildModulesTaskProvider
-        List excludePlatforms = ['darwin-x64', 'freebsd-x64', 'linux-x64', 'linux-arm64', 'windows-x64', 'darwin-arm64']
+        List excludePlatforms = ['darwin-x64', 'freebsd-x64', 'linux-x64', 'linux-arm64', 'linux-s390x', 'windows-x64', 'darwin-arm64']
         if (platform != null) {
           excludePlatforms.remove(excludePlatforms.indexOf(platform))
         } else {

diff --git a/distribution/docker/build.gradle b/distribution/docker/build.gradle
@@ -27,11 +27,13 @@ testFixtures.useFixture()
 
 configurations {
   arm64DockerSource
+  s390xDockerSource
   dockerSource
 }
 
 dependencies {
   arm64DockerSource project(path: ":distribution:archives:linux-arm64-tar", configuration:"default")
+  s390xDockerSource project(path: ":distribution:archives:linux-s390x-tar", configuration:"default")
   dockerSource project(path: ":distribution:archives:linux-tar", configuration:"default")
 }
 
@@ -42,6 +44,8 @@ ext.expansions = { Architecture architecture, DockerBase base, boolean local ->
       classifier = "linux-arm64"
     } else if (architecture == Architecture.X64) {
       classifier = "linux-x64"
+    } else if (architecture == Architecture.S390X) {
+      classifier = "linux-s390x"
     } else {
       throw new IllegalArgumentException("Unsupported architecture [" + architecture + "]")
     }
@@ -85,12 +89,14 @@ RUN curl --retry 8 -S -L \\
 private static String buildPath(Architecture architecture, DockerBase base) {
   return 'build/' +
     (architecture == Architecture.ARM64 ? 'arm64-' : '') +
+    (architecture == Architecture.S390X ? 's390x-' : '') +
     'docker'
 }
 
 private static String taskName(String prefix, Architecture architecture, DockerBase base, String suffix) {
   return prefix +
     (architecture == Architecture.ARM64 ? 'Arm64' : '') +
+    (architecture == Architecture.S390X ? 'S390x' : '') +
     suffix
 }
 
@@ -127,6 +133,8 @@ void addCopyDockerContextTask(Architecture architecture, DockerBase base) {
 
     if (architecture == Architecture.ARM64) {
       from configurations.arm64DockerSource
+    } else if (architecture == Architecture.S390X) {
+      from configurations.s390xDockerSource
     } else {
       from configurations.dockerSource
     }

diff --git a/distribution/docker/docker-s390x-export/build.gradle b/distribution/docker/docker-s390x-export/build.gradle
@@ -0,0 +1,13 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * The OpenSearch Contributors require contributions made to
+ * this file be licensed under the Apache-2.0 license or a
+ * compatible open source license.
+ *
+ * Modifications Copyright OpenSearch Contributors. See
+ * GitHub history for details.
+ */
+
+// This file is intentionally blank. All configuration of the
+// export is done in the parent project.
diff --git a/server/src/main/java/org/opensearch/bootstrap/SystemCallFilter.java b/server/src/main/java/org/opensearch/bootstrap/SystemCallFilter.java
@@ -259,6 +259,7 @@ static class Arch {
         Map<String, Arch> m = new HashMap<>();
         m.put("amd64", new Arch(0xC000003E, 0x3FFFFFFF, 57, 58, 59, 322, 317));
         m.put("aarch64", new Arch(0xC00000B7, 0xFFFFFFFF, 1079, 1071, 221, 281, 277));
+        m.put("s390x", new Arch(0x80000016, 0xFFFFFFFF, 2, 190, 11, 354, 348));
         ARCHITECTURES = Collections.unmodifiableMap(m);
     }
 

diff --git a/settings.gradle b/settings.gradle
@@ -47,11 +47,13 @@ List projects = [
   'distribution:archives:freebsd-tar',
   'distribution:archives:no-jdk-freebsd-tar',
   'distribution:archives:linux-arm64-tar',
+  'distribution:archives:linux-s390x-tar',
   'distribution:archives:linux-tar',
   'distribution:archives:no-jdk-linux-tar',
   'distribution:docker',
   'distribution:docker:docker-arm64-build-context',
   'distribution:docker:docker-arm64-export',
+  'distribution:docker:docker-s390x-export',
   'distribution:docker:docker-build-context',
   'distribution:docker:docker-export',
   'distribution:packages:arm64-deb',