Introduce FreeBSD build scripts

Author: sarog

.ci/scripts/run-gradle.sh

@@ -17,6 +17,8 @@ if ! uname -a | grep -q MING; then
   else
     if [[ "$OSTYPE" == "darwin"* ]]; then
         MAX_WORKERS=`sysctl -n hw.physicalcpu | sed 's/\s\+//g'`
+    elif [[ "$OSTYPE" == "freebsd"* ]]; then
+        MAX_WORKERS=`sysctl -n hw.ncpu | sed 's/\s\+//g'`
     else
         echo "Unsupported OS Type: $OSTYPE"
         exit 1

build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/Jdk.java

@@ -26,7 +26,7 @@ public class Jdk implements Buildable, Iterable<File> {
 
     private static final List<String> ALLOWED_ARCHITECTURES = List.of("aarch64", "x64");
     private static final List<String> ALLOWED_VENDORS = List.of("adoptium", "openjdk", "zulu");
-    private static final List<String> ALLOWED_PLATFORMS = List.of("darwin", "linux", "windows", "mac");
+    private static final List<String> ALLOWED_PLATFORMS = List.of("darwin", "linux", "windows", "mac", "freebsd");
     private static final Pattern VERSION_PATTERN = Pattern.compile(
         "(\\d+)(\\.\\d+\\.\\d+(?:\\.\\d+)?)?\\+(\\d+(?:\\.\\d+)?)(@([a-f0-9]{32}))?"
     );

build-tools/src/main/java/org/elasticsearch/gradle/ElasticsearchDistribution.java

@@ -27,7 +27,8 @@ public class ElasticsearchDistribution implements Buildable, Iterable<File> {
     public enum Platform {
         LINUX,
         WINDOWS,
-        DARWIN;
+        DARWIN,
+        FREEBSD;
 
         @Override
         public String toString() {
@@ -40,6 +41,7 @@ public String toString() {
         .onLinux(() -> Platform.LINUX)
         .onWindows(() -> Platform.WINDOWS)
         .onMac(() -> Platform.DARWIN)
+        .onFreeBSD(() -> Platform.FREEBSD)
         .supply();
 
     private final String name;

build-tools/src/main/java/org/elasticsearch/gradle/OS.java

@@ -17,7 +17,8 @@
 public enum OS {
     WINDOWS("windows"),
     MAC("darwin"),
-    LINUX("linux");
+    LINUX("linux"),
+    FREEBSD("freebsd");
 
     public final String javaOsReference;
 
@@ -37,6 +38,9 @@ public static OS current() {
         if (os.startsWith("Mac")) {
             return OS.MAC;
         }
+        if (os.startsWith("FreeBSD")) {
+            return OS.FREEBSD;
+        }
         throw new IllegalStateException("Can't determine OS from: " + os);
     }
 
@@ -59,9 +63,15 @@ public Conditional<T> onMac(Supplier<T> supplier) {
             return this;
         }
 
+        public Conditional<T> onFreeBSD(Supplier<T> supplier) {
+            conditions.put(FREEBSD, supplier);
+            return this;
+        }
+
         public Conditional<T> onUnix(Supplier<T> supplier) {
             conditions.put(MAC, supplier);
             conditions.put(LINUX, supplier);
+            conditions.put(FREEBSD, supplier);
             return this;
         }
 

distribution/archives/build.gradle

@@ -37,7 +37,7 @@ CopySpec archiveFiles(String distributionType, String os, String architecture, b
         with binFiles(distributionType, isTestDistro)
       }
       into("darwin".equals(os) ? 'jdk.app' : 'jdk') {
-        if (isTestDistro == false) {
+        if (isTestDistro == false && !"freebsd".equals(os)) {
           with jdkFiles(project, os, architecture)
         }
       }
@@ -111,6 +111,13 @@ distribution_archives {
     }
   }
 
+  freebsdTar {
+    archiveClassifier = 'freebsd-x86_64'
+    content {
+      archiveFiles('tar', 'freebsd', 'x64', false)
+    }
+  }
+
   linuxAarch64Tar {
     archiveClassifier = 'linux-aarch64'
     content {

distribution/archives/freebsd-tar/build.gradle

@@ -0,0 +1,2 @@
+// This file is intentionally blank. All configuration of the
+// distribution is done in the parent project.

distribution/build.gradle

@@ -248,7 +248,7 @@ configure(subprojects.findAll { ['archives', 'packages'].contains(it.name) }) {
 
   // Setup all required JDKs
   project.jdks {
-    ['darwin', 'windows', 'linux'].each { platform ->
+    ['darwin', 'windows', 'linux', 'freebsd'].each { platform ->
       (platform == 'linux' || platform == 'darwin' ? ['x64', 'aarch64'] : ['x64']).each { architecture ->
         "bundled_${platform}_${architecture}" {
           it.platform = platform
@@ -377,7 +377,7 @@ configure(subprojects.findAll { ['archives', 'packages'].contains(it.name) }) {
             it.permissions.unix(0644)
           }
         }
-        List excludePlatforms = ['linux-x86_64', 'linux-aarch64', 'windows-x86_64', 'darwin-x86_64', 'darwin-aarch64']
+        List excludePlatforms = ['linux-x86_64', 'linux-aarch64', 'windows-x86_64', 'darwin-x86_64', 'darwin-aarch64', 'freebsd-x86_64']
         if (os != null) {
           String platform = os + '-' + architecture
           if (architecture == 'x64') {

plugins/examples/settings.gradle

@@ -75,6 +75,8 @@ static def getDefaultDistroProjectName() {
     return isArm ? 'linux-aarch64-tar' : 'linux-tar'
   } else if (os.startsWith("Mac")) {
     return isArm ? 'darwin-aarch64-tar' : 'darwin-tar'
+  } else if (os.startsWith("FreeBSD")) {
+    return 'freebsd-tar'
   } else {
     throw new GradleException("Unable to determine system platform type.")
   }

settings.gradle

@@ -62,6 +62,7 @@ List projects = [
   'distribution:archives:darwin-aarch64-tar',
   'distribution:archives:linux-aarch64-tar',
   'distribution:archives:linux-tar',
+  'distribution:archives:freebsd-tar',
   'distribution:docker',
   'distribution:docker:cloud-ess-docker-export',
   'distribution:docker:cloud-ess-docker-aarch64-export',