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authorGiuseppe Scrivano <gscrivan@redhat.com>2020-02-18 11:46:27 +0100
committerGiuseppe Scrivano <gscrivan@redhat.com>2020-02-18 15:33:38 +0100
commit170fd7b038757228bf169e6180cab19a1e412f26 (patch)
treee661b9c68b90260514d405b15ad9b642f6666760 /libpod/oci_conmon_linux.go
parent0bd29f89e9d26c9012c76e58050e1bdfd90faaf0 (diff)
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rootless: fix a regression when using -d
when using -d and port mapping, make sure the correct fd is injected into conmon. Move the pipe creation earlier as the fd must be known at the time we create the container through conmon. Closes: https://github.com/containers/libpod/issues/5167 Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
Diffstat (limited to 'libpod/oci_conmon_linux.go')
-rw-r--r--libpod/oci_conmon_linux.go10
1 files changed, 7 insertions, 3 deletions
diff --git a/libpod/oci_conmon_linux.go b/libpod/oci_conmon_linux.go
index 722012386..07d38693f 100644
--- a/libpod/oci_conmon_linux.go
+++ b/libpod/oci_conmon_linux.go
@@ -1161,6 +1161,13 @@ func (r *ConmonOCIRuntime) createOCIContainer(ctr *Container, restoreOptions *Co
if ctr.config.NetMode.IsSlirp4netns() {
if ctr.config.PostConfigureNetNS {
+ havePortMapping := len(ctr.Config().PortMappings) > 0
+ if havePortMapping {
+ ctr.rootlessPortSyncR, ctr.rootlessPortSyncW, err = os.Pipe()
+ if err != nil {
+ return errors.Wrapf(err, "failed to create rootless port sync pipe")
+ }
+ }
ctr.rootlessSlirpSyncR, ctr.rootlessSlirpSyncW, err = os.Pipe()
if err != nil {
return errors.Wrapf(err, "failed to create rootless network sync pipe")
@@ -1176,9 +1183,6 @@ func (r *ConmonOCIRuntime) createOCIContainer(ctr *Container, restoreOptions *Co
// Leak one end in conmon, the other one will be leaked into slirp4netns
cmd.ExtraFiles = append(cmd.ExtraFiles, ctr.rootlessSlirpSyncW)
- if ctr.rootlessPortSyncR != nil {
- defer errorhandling.CloseQuiet(ctr.rootlessPortSyncR)
- }
if ctr.rootlessPortSyncW != nil {
defer errorhandling.CloseQuiet(ctr.rootlessPortSyncW)
// Leak one end in conmon, the other one will be leaked into rootlessport