8274506: TestPids.java and TestPidsLimit.java fail with podman run as root

Reviewed-by: mbaesken, cjplummer

Author: jerboaa

test/hotspot/jtreg/containers/docker/TestPids.java

@@ -40,11 +40,15 @@
 import jdk.test.lib.containers.docker.DockerRunOptions;
 import jdk.test.lib.containers.docker.DockerTestUtils;
 import jdk.test.lib.Asserts;
+import jdk.test.lib.Container;
 import jdk.test.lib.Platform;
 import jdk.test.lib.Utils;
 
 public class TestPids {
     private static final String imageName = Common.imageName("pids");
+    private static final boolean IS_PODMAN = Container.ENGINE_COMMAND.contains("podman");
+    private static final int UNLIMITED_PIDS_PODMAN = 0;
+    private static final int UNLIMITED_PIDS_DOCKER = -1;
 
     static final String warning_kernel_no_pids_support = "WARNING: Your kernel does not support pids limit capabilities";
 
@@ -139,7 +143,8 @@ private static void testPids(String value) throws Exception {
 
         DockerRunOptions opts = commonOpts();
         if (value.equals("Unlimited")) {
-            opts.addDockerOpts("--pids-limit=-1");
+            int unlimited = IS_PODMAN ? UNLIMITED_PIDS_PODMAN : UNLIMITED_PIDS_DOCKER;
+            opts.addDockerOpts("--pids-limit=" + unlimited);
         } else {
             opts.addDockerOpts("--pids-limit="+value);
         }

test/jdk/jdk/internal/platform/docker/TestPidsLimit.java

@@ -39,9 +39,13 @@
 import jdk.test.lib.containers.docker.DockerTestUtils;
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.Asserts;
+import jdk.test.lib.Container;
 
 public class TestPidsLimit {
     private static final String imageName = Common.imageName("pids");
+    private static final boolean IS_PODMAN = Container.ENGINE_COMMAND.contains("podman");
+    private static final int UNLIMITED_PIDS_PODMAN = 0;
+    private static final int UNLIMITED_PIDS_DOCKER = -1;
 
     public static void main(String[] args) throws Exception {
         if (!DockerTestUtils.canTestDocker()) {
@@ -107,7 +111,8 @@ private static void testPidsLimit(String pidsLimit) throws Exception {
         Common.logNewTestCase("testPidsLimit (limit: " + pidsLimit + ")");
         DockerRunOptions opts = Common.newOptsShowSettings(imageName);
         if (pidsLimit.equals("Unlimited")) {
-            opts.addDockerOpts("--pids-limit=-1");
+            int unlimited = IS_PODMAN ? UNLIMITED_PIDS_PODMAN : UNLIMITED_PIDS_DOCKER;
+            opts.addDockerOpts("--pids-limit=" + unlimited);
         } else {
             opts.addDockerOpts("--pids-limit="+pidsLimit);
         }