/usr/share/gocode/src/github.com/opencontainers/runc/libcontainer/setns_init_linux.go is in golang-github-opencontainers-runc-dev 0.0.8+dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | // +build linux
package libcontainer
import (
"os"
"github.com/opencontainers/runc/libcontainer/apparmor"
"github.com/opencontainers/runc/libcontainer/keys"
"github.com/opencontainers/runc/libcontainer/label"
"github.com/opencontainers/runc/libcontainer/seccomp"
"github.com/opencontainers/runc/libcontainer/system"
)
// linuxSetnsInit performs the container's initialization for running a new process
// inside an existing container.
type linuxSetnsInit struct {
config *initConfig
}
func (l *linuxSetnsInit) Init() error {
// do not inherit the parent's session keyring
if _, err := keyctl.JoinSessionKeyring("_ses"); err != nil {
return err
}
if err := setupRlimits(l.config.Config); err != nil {
return err
}
if err := setOomScoreAdj(l.config.Config.OomScoreAdj); err != nil {
return err
}
if l.config.Config.Seccomp != nil {
if err := seccomp.InitSeccomp(l.config.Config.Seccomp); err != nil {
return err
}
}
if err := finalizeNamespace(l.config); err != nil {
return err
}
if err := apparmor.ApplyProfile(l.config.Config.AppArmorProfile); err != nil {
return err
}
if l.config.Config.ProcessLabel != "" {
if err := label.SetProcessLabel(l.config.Config.ProcessLabel); err != nil {
return err
}
}
return system.Execv(l.config.Args[0], l.config.Args[0:], os.Environ())
}
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