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authorDaniel J Walsh <dwalsh@redhat.com>2018-09-13 17:12:23 -0400
committerDaniel J Walsh <dwalsh@redhat.com>2018-09-14 13:28:19 -0400
commit31294799c473da400914cf1b4e2e845757f5be0c (patch)
tree0bb14da9f54be4b8b44f800551b61bcfe135a1f8 /pkg/spec
parent2188d8f7ada15caddd8b721745a0a4b6f61ce111 (diff)
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Don't mount /dev/* if user mounted /dev
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'pkg/spec')
-rw-r--r--pkg/spec/spec.go10
1 files changed, 10 insertions, 0 deletions
diff --git a/pkg/spec/spec.go b/pkg/spec/spec.go
index cc3501e1e..5757a36fe 100644
--- a/pkg/spec/spec.go
+++ b/pkg/spec/spec.go
@@ -318,8 +318,18 @@ func CreateConfigToOCISpec(config *CreateConfig) (*spec.Spec, error) { //nolint
for _, mount := range mounts {
destinations[path.Clean(mount.Destination)] = true
}
+
+ // Copy all mounts from spec to defaultMounts, except for
+ // - mounts overridden by a user supplied mount;
+ // - all mounts under /dev if a user supplied /dev is present;
+ mountDev := destinations["/dev"]
for _, mount := range configSpec.Mounts {
if _, ok := destinations[path.Clean(mount.Destination)]; !ok {
+ if mountDev && strings.HasPrefix(mount.Destination, "/dev/") {
+ // filter out everything under /dev if /dev is user-mounted
+ continue
+ }
+
logrus.Debugf("Adding mount %s", mount.Destination)
mounts = append(mounts, mount)
}