[Bug]: NPE on dockerjava.api.model.Info.getMemTotal() , with podman.

[stbischof]

Module

Core

Testcontainers version

1.20.2

Using the latest Testcontainers version?

Yes

Host OS

linux fedora silverblue

Host Arch

x64

Docker version

podman

What happened?

Exception while calc getMemTotel with null

Relevant log output

<<< ERROR: Cannot invoke "java.lang.Long.longValue()" because the return value of "com.github.dockerjava.api.model.Info.getMemTotal()" is null
java.lang.NullPointerException: Cannot invoke "java.lang.Long.longValue()" because the return value of "com.github.dockerjava.api.model.Info.getMemTotal()" is null
at org.testcontainers.DockerClientFactory.client(DockerClientFactory.java:228)
at org.testcontainers.DockerClientFactory$1.getDockerClient(DockerClientFactory.java:108)
at com.github.dockerjava.api.DockerClientDelegate.pingCmd(DockerClientDelegate.java:124)

Additional Information

    private static boolean tryOutStrategy(List<String> configurationFailures, DockerClientProviderStrategy strategy) {
        try {
            log.debug("Trying out strategy: {}", strategy.getClass().getSimpleName());

            if (!strategy.test()) {
                log.debug("strategy {} did not pass the test", strategy.getClass().getSimpleName());
                return false;
            }

            strategy.info = strategy.getDockerClient().infoCmd().exec();
            log.info("Found Docker environment with {}", strategy.getDescription());
            log.debug(

the strategy.info

is

Info(architecture=null, containers=null, containersStopped=null, containersPaused=null, containersRunning=null, cpuCfsPeriod=null, cpuCfsQuota=null, cpuShares=null, cpuSet=null, debug=null, discoveryBackend=null, dockerRootDir=null, driver=null, driverStatuses=null, systemStatus=null, plugins=null, executionDriver=null, loggingDriver=null, experimentalBuild=null, httpProxy=null, httpsProxy=null, id=null, ipv4Forwarding=null, bridgeNfIptables=null, bridgeNfIp6tables=null, images=null, indexServerAddress=null, initPath=null, initSha1=null, kernelVersion=null, labels=null, memoryLimit=null, memTotal=null, name=null, ncpu=null, nEventsListener=null, nfd=null, nGoroutines=null, noProxy=null, oomKillDisable=null, osType=null, oomScoreAdj=null, operatingSystem=null, registryConfig=null, sockets=null, swapLimit=null, systemTime=null, serverVersion=null, clusterStore=null, clusterAdvertise=null, swarm=null, isolation=null, securityOptions=null, runtimes=null)

[eddumelendez]

Hi, have you followed the docs?

[Two4]

This issue is missing a title

[eddumelendez]

Hi @stbischof, you can edit the title. There was no need to close and open a new one.

[Two4]

@eddumelendez I didn't close this issue, nor did I open a new one.

[eddumelendez]

Sorry @Two4, I edited the previous message

[stbischof]

Not reproduceable. Works after reboot and wait