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Diffstat (limited to 'libpod/runtime_pod_infra_linux.go')
-rw-r--r--libpod/runtime_pod_infra_linux.go18
1 files changed, 18 insertions, 0 deletions
diff --git a/libpod/runtime_pod_infra_linux.go b/libpod/runtime_pod_infra_linux.go
index 6b07bcb31..0a5f78cf8 100644
--- a/libpod/runtime_pod_infra_linux.go
+++ b/libpod/runtime_pod_infra_linux.go
@@ -12,6 +12,7 @@ import (
spec "github.com/opencontainers/runtime-spec/specs-go"
"github.com/opencontainers/runtime-tools/generate"
"github.com/pkg/errors"
+ "github.com/sirupsen/logrus"
)
const (
@@ -34,9 +35,24 @@ func (r *Runtime) makeInfraContainer(ctx context.Context, p *Pod, imgName, imgID
// I've seen circumstances where config is being passed as nil.
// Let's err on the side of safety and make sure it's safe to use.
if config != nil {
+ setEntrypoint := false
// default to entrypoint in image if there is one
if len(config.Entrypoint) > 0 {
entryCmd = config.Entrypoint
+ setEntrypoint = true
+ }
+ if len(config.Cmd) > 0 {
+ // We can't use the default pause command, since we're
+ // sourcing from the image. If we didn't already set an
+ // entrypoint, set one now.
+ if !setEntrypoint {
+ // Use the Docker default "/bin/sh -c"
+ // entrypoint, as we're overriding command.
+ // If an image doesn't want this, it can
+ // override entrypoint too.
+ entryCmd = []string{"/bin/sh", "-c"}
+ }
+ entryCmd = append(entryCmd, config.Cmd...)
}
if len(config.Env) > 0 {
for _, nameValPair := range config.Env {
@@ -52,6 +68,8 @@ func (r *Runtime) makeInfraContainer(ctx context.Context, p *Pod, imgName, imgID
g.SetRootReadonly(true)
g.SetProcessArgs(entryCmd)
+ logrus.Debugf("Using %q as infra container entrypoint", entryCmd)
+
if isRootless {
g.RemoveMount("/dev/pts")
devPts := spec.Mount{