On Tue, 2019-07-16 at 14:11 -0700, Jonathan Gibbons wrote:
> Severin,
> 
> This might be a reasonable update to jtreg, to allow /usr/sbin on the path
> on Unix-like systems.  The intent of jtreg is to protect tests from random
> crufty stuff on the PATH, and /usr/sbin is not in that category.
> 
> I've created
> CODETOOLS-7902505: Consider allowing /usr/sbin on $PATH
> https://bugs.openjdk.java.net/browse/CODETOOLS-7902505
> 
> The short-term workaround is to use the jtreg command-line option
> 
>      -e:PATH
> 
> which should override the default settign for PATH and pass through
> whatever you have set for $PATH.

Thanks, Jon!

Cheers,
Severin

> -- Jon
> 
> On 07/16/2019 02:01 PM, Severin Gehwolf wrote:
> > Hi Igor,
> > 
> > I understand the concern and I guess I could remove it and locally
> > install a wrapper in /bin or /usr/bin for podman which adds
> > /usr/sbin
> > to the path. On the other hand...
> > 
> > This seems to be an issue of code being run through jtreg. Looking
> > at
> > the jtr files I see this:
> > 
> > ----------rerun:(21/1545)*----------
> > cd /disk/openjdk/upstream-sources/openjdk-head/JTwork/scratch && \\
> > DISPLAY=:0 \\
> > HOME=/home/sgehwolf \\
> > LANG=en_US.UTF-8 \\
> > PATH=/bin:/usr/bin \\
> > XMODIFIERS=@im=ibus \\
> > [...]
> > 
> > So jtreg reduces the host's PATH to /bin:/usr/bin, which is
> > insufficient for the podman case. The tag-spec docs[1] for jtreg
> > mention for "shell" tests that it sets the PATH to the above
> > settings.
> > This affects Java tests as well it seems.
> > 
> > ProcessBuilder outside jtreg has a sensible PATH as set up by the
> > system, FWIW.
> > 
> > So while my system is properly set up, jtreg interferes and renders
> > this necessary. Any suggestions as to how to convince jtreg to use
> > the
> > host's PATH setting?
> > 
> > Thanks,
> > Severin
> > 
> > [1] http://openjdk.java.net/jtreg/tag-spec.html
> > 
> > On Tue, 2019-07-16 at 13:32 -0700, Igor Ignatyev wrote:
> > > Hi Misha,
> > > 
> > > I understand that it doesn't alter the host system. my concern is
> > > that we move problem of host-configuration into tests. let's say
> > > tomorrow a new container engine will require something from
> > > /usr/local/sbin, or /usr/local/Cellar/docker/bin on another OS,
> > > or,
> > > god forbid, C:\Program Files(x86)\podman\bin. it has nothing to
> > > do w/
> > > tests, it's a question of configuring a host, as I said, should
> > > be
> > > handled at another level by "scripts" run (once) prior test
> > > execution.
> > > 
> > > -- Igor
> > > 
> > > > On Jul 16, 2019, at 1:23 PM, mikhailo.seledt...@oracle.com
> > > > wrote:
> > > > 
> > > > Hi Igor,
> > > > 
> > > >     In both cases the environment variable is set for the
> > > > Docker/Podman container process, not the host system. This will
> > > > not
> > > > affect the host system in any way. The docker process has its
> > > > own
> > > > namespace for environment variables. Does this alleviate your
> > > > concerns?
> > > > 
> > > > 
> > > > Thank you,
> > > > 
> > > > Misha
> > > > 
> > > > On 7/16/19 11:49 AM, Igor Ignatyev wrote:
> > > > > Hi Severin,
> > > > > 
> > > > > I don't think that tests (or test libraries for that matter)
> > > > > should be responsible for setting correct PATH value, it
> > > > > should
> > > > > be a part of host configuration procedure (tests can/should
> > > > > check
> > > > > that all required bins are available though). in other words,
> > > > > I'd
> > > > > prefer if you remove 'env.put("PATH", ...)' lines from both
> > > > > DockerTestUtils and TestJFREvents. the rest looks good to me.
> > > > > 
> > > > > Thanks,
> > > > > -- Igor
> > > > > 
> > > > > > On Jul 16, 2019, at 5:36 AM, Severin Gehwolf <
> > > > > > sgehw...@redhat.com> wrote:
> > > > > > 
> > > > > > Hi,
> > > > > > 
> > > > > > I believe I still need a *R*eviewer for this. Any takers?
> > > > > > 
> > > > > > Thanks,
> > > > > > Severin
> > > > > > 
> > > > > > On Fri, 2019-07-12 at 15:19 -0700,
> > > > > > mikhailo.seledt...@oracle.com wrote:
> > > > > > > Hi Severin,
> > > > > > > 
> > > > > > >    The change looks good to me. Thank you for adding
> > > > > > > support
> > > > > > > for Podman
> > > > > > > container technology.
> > > > > > > 
> > > > > > > Testing: I ran both HotSpot and JDK container tests with
> > > > > > > your
> > > > > > > patch;
> > > > > > > tests executed on Oracle Linux 7.6 using default
> > > > > > > container
> > > > > > > engine (Docker):
> > > > > > > 
> > > > > > >      test/hotspot/jtreg/containers/   AND
> > > > > > > test/jdk/jdk/internal/platform/docker/
> > > > > > > 
> > > > > > > All PASS
> > > > > > > 
> > > > > > > 
> > > > > > > Thanks,
> > > > > > > 
> > > > > > > Misha
> > > > > > > 
> > > > > > > 
> > > > > > > On 7/12/19 11:08 AM, Severin Gehwolf wrote:
> > > > > > > > Hi,
> > > > > > > > 
> > > > > > > > There is an alternative container engine which is being
> > > > > > > > used by Fedora
> > > > > > > > and RHEL 8, called podman[1]. It's mostly compatible
> > > > > > > > with
> > > > > > > > docker. It
> > > > > > > > looks like OpenJDK docker tests can be made podman
> > > > > > > > compatible with a
> > > > > > > > few little tweaks. One "interesting" one is to not
> > > > > > > > assert
> > > > > > > > "Successfully
> > > > > > > > built" in the build output but only rely on the exit
> > > > > > > > code,
> > > > > > > > which seems
> > > > > > > > to be OK for my testing. Interestingly the test would
> > > > > > > > be
> > > > > > > > skipped in
> > > > > > > > that case.
> > > > > > > > 
> > > > > > > > Bug: https://bugs.openjdk.java.net/browse/JDK-8227642
> > > > > > > > webrev:
> > > > > > > > http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-8227642/01/webrev/
> > > > > > > > 
> > > > > > > > Adjustments I've done:
> > > > > > > >   * Don't assert "Successfully built" in image build
> > > > > > > > output[2].
> > > > > > > >   * Add /usr/sbin to PATH as the podman binary relies
> > > > > > > > on
> > > > > > > > iptables for it
> > > > > > > >     to work which is in /usr/sbin on Fedora
> > > > > > > >   * Allow for Metrics.getCpuSystemUsage() and
> > > > > > > > Metrics.getCpuUserUsage()
> > > > > > > >     to be equal to the previous value. I've found those
> > > > > > > > counters to be
> > > > > > > >     slowly increasing, which made the tests unreliable.
> > > > > > > > 
> > > > > > > > Testing:
> > > > > > > > 
> > > > > > > > Running docker tests with docker as engine. Did the
> > > > > > > > same
> > > > > > > > with podman as
> > > > > > > > engine via -Djdk.test.docker.command=podman on Linux
> > > > > > > > x86_64. Both
> > > > > > > > passed (non-trivially).
> > > > > > > > 
> > > > > > > > Thoughts?
> > > > > > > > 
> > > > > > > > Thanks,
> > > > > > > > Severin
> > > > > > > > 
> > > > > > > > [1] https://podman.io/
> > > > > > > > [2] Image builds with podman look
> > > > > > > >      like ("COMMIT" over "Successfully built"):
> > > > > > > > STEP 1: FROM fedora:29
> > > > > > > > STEP 2: RUN dnf install -y java-11-openjdk-devel
> > > > > > > > &&     dnf
> > > > > > > > clean all
> > > > > > > > --> Using cache
> > > > > > > > 96f8b1a0dfe7dba581a64fc67a27002ddf52e032af55f9ddc765182
> > > > > > > > a690
> > > > > > > > afd9d
> > > > > > > > STEP 3: COPY TestMetrics.class  TestMetrics.java /opt/
> > > > > > > > 269042160f7a4e6a06789cd19640ea658a8f941bc53de0fd40a574d
> > > > > > > > c3bd
> > > > > > > > b49a8
> > > > > > > > STEP 4: CMD /usr/lib/jvm/java-11-openjdk/bin/java -cp
> > > > > > > > /opt
> > > > > > > > --add-modules java.base --add-exports
> > > > > > > > java.base/jdk.internal.platform=ALL-UNNAMED TestMetrics
> > > > > > > > STEP 5: COMMIT fedora-metrics-11
> > > > > > > > d749088d6ce4510f212820ad4eca55a9b05e5c5c245f2372b6cfe91
> > > > > > > > 926e
> > > > > > > > 8cd7e
> > > > > > > > 

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