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author | Matthew Heon <mheon@redhat.com> | 2019-07-01 09:23:21 -0400 |
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committer | Matthew Heon <matthew.heon@pm.me> | 2019-07-02 12:51:39 -0400 |
commit | e92de11a69e5aa503fc2fe4ffd569133179cefa5 (patch) | |
tree | c5e86306017944634fc7a05ee846859a22824497 /libpod/runtime_ctr.go | |
parent | 4d45d8020e58841862791796ea4c0797a62540e9 (diff) | |
download | podman-e92de11a69e5aa503fc2fe4ffd569133179cefa5.tar.gz podman-e92de11a69e5aa503fc2fe4ffd569133179cefa5.tar.bz2 podman-e92de11a69e5aa503fc2fe4ffd569133179cefa5.zip |
Ensure locks are freed when ctr/pod creation fails
If we don't do this, we can leak locks on every failure, and that
is very, very bad - can render Podman unusable without a 'system
renumber' being run.
Signed-off-by: Matthew Heon <mheon@redhat.com>
Diffstat (limited to 'libpod/runtime_ctr.go')
-rw-r--r-- | libpod/runtime_ctr.go | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libpod/runtime_ctr.go b/libpod/runtime_ctr.go index 0d0f700a6..9daac161c 100644 --- a/libpod/runtime_ctr.go +++ b/libpod/runtime_ctr.go @@ -132,6 +132,14 @@ func (r *Runtime) setupContainer(ctx context.Context, ctr *Container, restore bo ctr.config.LockID = ctr.lock.ID() logrus.Debugf("Allocated lock %d for container %s", ctr.lock.ID(), ctr.ID()) + defer func() { + if err != nil { + if err2 := ctr.lock.Free(); err2 != nil { + logrus.Errorf("Error freeing lock for container after creation failed: %v", err2) + } + } + }() + ctr.valid = true ctr.state.State = config2.ContainerStateConfigured ctr.runtime = r |