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authorGiuseppe Scrivano <gscrivan@redhat.com>2019-03-28 09:20:25 +0100
committerGiuseppe Scrivano <gscrivan@redhat.com>2019-03-28 17:08:20 +0100
commitce0ca0d459f15d96154ef1c7c9b94aafe22904fb (patch)
treea2eb4328e98fabe29825b43062028916892db0b9 /pkg/rootless
parent850326cc192444d1c5cfd8ba6e1015f653b41e73 (diff)
downloadpodman-ce0ca0d459f15d96154ef1c7c9b94aafe22904fb.tar.gz
podman-ce0ca0d459f15d96154ef1c7c9b94aafe22904fb.tar.bz2
podman-ce0ca0d459f15d96154ef1c7c9b94aafe22904fb.zip
rootless: change env prefix
from _LIBPOD to _CONTAINERS. The same change was done in buildah unshare. This is necessary for podman to detect we are running in a rootless environment and work properly from a "buildah unshare" session. Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
Diffstat (limited to 'pkg/rootless')
-rw-r--r--pkg/rootless/rootless_linux.c8
-rw-r--r--pkg/rootless/rootless_linux.go22
2 files changed, 15 insertions, 15 deletions
diff --git a/pkg/rootless/rootless_linux.c b/pkg/rootless/rootless_linux.c
index ff39e9e77..2e2c3acac 100644
--- a/pkg/rootless/rootless_linux.c
+++ b/pkg/rootless/rootless_linux.c
@@ -136,8 +136,8 @@ reexec_userns_join (int userns, int mountns)
if (pid)
return pid;
- setenv ("_LIBPOD_USERNS_CONFIGURED", "init", 1);
- setenv ("_LIBPOD_ROOTLESS_UID", uid, 1);
+ setenv ("_CONTAINERS_USERNS_CONFIGURED", "init", 1);
+ setenv ("_CONTAINERS_ROOTLESS_UID", uid, 1);
if (setns (userns, 0) < 0)
{
@@ -265,8 +265,8 @@ reexec_in_user_namespace (int ready)
setenv("LISTEN_PID", s, true);
}
- setenv ("_LIBPOD_USERNS_CONFIGURED", "init", 1);
- setenv ("_LIBPOD_ROOTLESS_UID", uid, 1);
+ setenv ("_CONTAINERS_USERNS_CONFIGURED", "init", 1);
+ setenv ("_CONTAINERS_ROOTLESS_UID", uid, 1);
do
ret = read (ready, &b, 1) < 0;
diff --git a/pkg/rootless/rootless_linux.go b/pkg/rootless/rootless_linux.go
index baceebee3..0be0e08bf 100644
--- a/pkg/rootless/rootless_linux.go
+++ b/pkg/rootless/rootless_linux.go
@@ -29,7 +29,7 @@ extern int reexec_userns_join(int userns, int mountns);
import "C"
func runInUser() error {
- os.Setenv("_LIBPOD_USERNS_CONFIGURED", "done")
+ os.Setenv("_CONTAINERS_USERNS_CONFIGURED", "done")
return nil
}
@@ -41,7 +41,7 @@ var (
// IsRootless tells us if we are running in rootless mode
func IsRootless() bool {
isRootlessOnce.Do(func() {
- isRootless = os.Geteuid() != 0 || os.Getenv("_LIBPOD_USERNS_CONFIGURED") != ""
+ isRootless = os.Geteuid() != 0 || os.Getenv("_CONTAINERS_USERNS_CONFIGURED") != ""
})
return isRootless
}
@@ -62,12 +62,12 @@ func SkipStorageSetup() bool {
// Argument returns the argument that was set for the rootless session.
func Argument() string {
- return os.Getenv("_LIBPOD_ROOTLESS_ARG")
+ return os.Getenv("_CONTAINERS_ROOTLESS_ARG")
}
// GetRootlessUID returns the UID of the user in the parent userNS
func GetRootlessUID() int {
- uidEnv := os.Getenv("_LIBPOD_ROOTLESS_UID")
+ uidEnv := os.Getenv("_CONTAINERS_ROOTLESS_UID")
if uidEnv != "" {
u, _ := strconv.Atoi(uidEnv)
return u
@@ -107,7 +107,7 @@ func tryMappingTool(tool string, pid int, hostID int, mappings []idtools.IDMap)
// JoinNS re-exec podman in a new userNS and join the user namespace of the specified
// PID.
func JoinNS(pid uint, preserveFDs int) (bool, int, error) {
- if os.Geteuid() == 0 || os.Getenv("_LIBPOD_USERNS_CONFIGURED") != "" {
+ if os.Geteuid() == 0 || os.Getenv("_CONTAINERS_USERNS_CONFIGURED") != "" {
return false, -1, nil
}
@@ -149,7 +149,7 @@ func JoinDirectUserAndMountNS(pid uint) (bool, int, error) {
// mount namespace of the specified PID without looking up its parent. Useful to join
// directly the conmon process.
func JoinDirectUserAndMountNSWithOpts(pid uint, opts *Opts) (bool, int, error) {
- if os.Geteuid() == 0 || os.Getenv("_LIBPOD_USERNS_CONFIGURED") != "" {
+ if os.Geteuid() == 0 || os.Getenv("_CONTAINERS_USERNS_CONFIGURED") != "" {
return false, -1, nil
}
@@ -166,7 +166,7 @@ func JoinDirectUserAndMountNSWithOpts(pid uint, opts *Opts) (bool, int, error) {
defer userNS.Close()
if opts != nil && opts.Argument != "" {
- if err := os.Setenv("_LIBPOD_ROOTLESS_ARG", opts.Argument); err != nil {
+ if err := os.Setenv("_CONTAINERS_ROOTLESS_ARG", opts.Argument); err != nil {
return false, -1, err
}
}
@@ -187,7 +187,7 @@ func JoinDirectUserAndMountNSWithOpts(pid uint, opts *Opts) (bool, int, error) {
// JoinNSPath re-exec podman in a new userNS and join the owner user namespace of the
// specified path.
func JoinNSPath(path string) (bool, int, error) {
- if os.Geteuid() == 0 || os.Getenv("_LIBPOD_USERNS_CONFIGURED") != "" {
+ if os.Geteuid() == 0 || os.Getenv("_CONTAINERS_USERNS_CONFIGURED") != "" {
return false, -1, nil
}
@@ -223,8 +223,8 @@ func BecomeRootInUserNS() (bool, int, error) {
// If podman was re-executed the caller needs to propagate the error code returned by the child
// process.
func BecomeRootInUserNSWithOpts(opts *Opts) (bool, int, error) {
- if os.Geteuid() == 0 || os.Getenv("_LIBPOD_USERNS_CONFIGURED") != "" {
- if os.Getenv("_LIBPOD_USERNS_CONFIGURED") == "init" {
+ if os.Geteuid() == 0 || os.Getenv("_CONTAINERS_USERNS_CONFIGURED") != "" {
+ if os.Getenv("_CONTAINERS_USERNS_CONFIGURED") == "init" {
return false, 0, runInUser()
}
return false, 0, nil
@@ -242,7 +242,7 @@ func BecomeRootInUserNSWithOpts(opts *Opts) (bool, int, error) {
defer w.Write([]byte("0"))
if opts != nil && opts.Argument != "" {
- if err := os.Setenv("_LIBPOD_ROOTLESS_ARG", opts.Argument); err != nil {
+ if err := os.Setenv("_CONTAINERS_ROOTLESS_ARG", opts.Argument); err != nil {
return false, -1, err
}
}