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Mount /dev/mqueue by default 

Need this for supporting Posix Message Queues

man mq_overview

Docker-DCO-1.1-Signed-off-by: Dan Walsh <dwalsh@redhat.com> (github: rhatdan)
This commit is contained in:
Dan Walsh 2014-10-28 19:35:35 -04:00
parent f60d7b9195
commit 4c53074e23
2 changed files with 3 additions and 2 deletions
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2
devices/devices.go
View File

@ -103,7 +103,7 @@ func getDeviceNodes(path string) ([]*Device, error) {
switch {
case f.IsDir():
switch f.Name() {
case "pts", "shm", "fd":
case "pts", "shm", "fd", "mqueue":
continue
default:
sub, err := getDeviceNodes(filepath.Join(path, f.Name()))

3
mount/init.go
View File

@ -97,7 +97,7 @@ func InitializeMountNamespace(rootfs, console string, sysReadonly bool, mountCon
return nil
}
// mountSystem sets up linux specific system mounts like sys, proc, shm, and devpts
// mountSystem sets up linux specific system mounts like mqueue, sys, proc, shm, and devpts
// inside the mount namespace
func mountSystem(rootfs string, sysReadonly bool, mountConfig *MountConfig) error {
for _, m := range newSystemMounts(rootfs, mountConfig.MountLabel, sysReadonly) {
@ -168,6 +168,7 @@ func newSystemMounts(rootfs, mountLabel string, sysReadonly bool) []mount {
{source: "proc", path: filepath.Join(rootfs, "proc"), device: "proc", flags: defaultMountFlags},
{source: "tmpfs", path: filepath.Join(rootfs, "dev"), device: "tmpfs", flags: syscall.MS_NOSUID | syscall.MS_STRICTATIME, data: label.FormatMountLabel("mode=755", mountLabel)},
{source: "shm", path: filepath.Join(rootfs, "dev", "shm"), device: "tmpfs", flags: defaultMountFlags, data: label.FormatMountLabel("mode=1777,size=65536k", mountLabel)},
{source: "mqueue", path: filepath.Join(rootfs, "dev", "mqueue"), device: "mqueue", flags: defaultMountFlags},
{source: "devpts", path: filepath.Join(rootfs, "dev", "pts"), device: "devpts", flags: syscall.MS_NOSUID | syscall.MS_NOEXEC, data: label.FormatMountLabel("newinstance,ptmxmode=0666,mode=620,gid=5", mountLabel)},
}