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authorQi Wang <qiwan@redhat.com>2020-06-16 14:22:05 -0400
committerQi Wang <qiwan@redhat.com>2020-06-19 09:40:13 -0400
commitf61a7f25a8a6ec27fec069989f4b19b2ea19fc75 (patch)
tree6e6065b6a5456c66116ebc5c4bec7395df4bac5c /pkg
parent5ec29f8d4e79500915ec79824d9eb21630205f3f (diff)
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Add --preservefds to podman run
Add --preservefds to podman run. close https://github.com/containers/libpod/issues/6458 Signed-off-by: Qi Wang <qiwan@redhat.com>
Diffstat (limited to 'pkg')
-rw-r--r--pkg/domain/entities/containers.go1
-rw-r--r--pkg/specgen/generate/container_create.go4
-rw-r--r--pkg/specgen/specgen.go5
3 files changed, 10 insertions, 0 deletions
diff --git a/pkg/domain/entities/containers.go b/pkg/domain/entities/containers.go
index b4d8e6c29..9ea572293 100644
--- a/pkg/domain/entities/containers.go
+++ b/pkg/domain/entities/containers.go
@@ -294,6 +294,7 @@ type ContainerRunOptions struct {
ErrorStream *os.File
InputStream *os.File
OutputStream *os.File
+ PreserveFDs uint
Rm bool
SigProxy bool
Spec *specgen.SpecGenerator
diff --git a/pkg/specgen/generate/container_create.go b/pkg/specgen/generate/container_create.go
index 2f7100e7e..ea6f938a8 100644
--- a/pkg/specgen/generate/container_create.go
+++ b/pkg/specgen/generate/container_create.go
@@ -104,6 +104,10 @@ func MakeContainer(ctx context.Context, rt *libpod.Runtime, s *specgen.SpecGener
return nil, err
}
+ if s.PreserveFDs > 0 {
+ options = append(options, libpod.WithPreserveFDs(s.PreserveFDs))
+ }
+
opts, err := createContainerOptions(ctx, rt, s, pod, finalVolumes, newImage)
if err != nil {
return nil, err
diff --git a/pkg/specgen/specgen.go b/pkg/specgen/specgen.go
index bb01a5d14..c8fe49ec9 100644
--- a/pkg/specgen/specgen.go
+++ b/pkg/specgen/specgen.go
@@ -130,6 +130,11 @@ type ContainerBasicConfig struct {
// Remove indicates if the container should be removed once it has been started
// and exits
Remove bool `json:"remove"`
+ // PreserveFDs is a number of additional file descriptors (in addition
+ // to 0, 1, 2) that will be passed to the executed process. The total FDs
+ // passed will be 3 + PreserveFDs.
+ // set tags as `json:"-"` for not supported remote
+ PreserveFDs uint `json:"-"`
}
// ContainerStorageConfig contains information on the storage configuration of a