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-rw-r--r--pkg/namespaces/namespaces.go21
-rw-r--r--pkg/spec/createconfig.go11
2 files changed, 25 insertions, 7 deletions
diff --git a/pkg/namespaces/namespaces.go b/pkg/namespaces/namespaces.go
index 11b47fec4..950818fc7 100644
--- a/pkg/namespaces/namespaces.go
+++ b/pkg/namespaces/namespaces.go
@@ -228,7 +228,26 @@ func (n NetworkMode) IsSlirp4netns() bool {
return n == "slirp4netns"
}
+// IsNS() indicates a network namespace passed in by path (ns:<path>)
+func (n NetworkMode) IsNS() bool {
+ return strings.HasPrefix(string(n), "ns:")
+}
+
+// NS() gets the path associated with a ns:<path> network ns
+func (n NetworkMode) NS() string {
+ parts := strings.SplitN(string(n), ":", 2)
+ if len(parts) > 1 {
+ return parts[1]
+ }
+ return ""
+}
+
+// IsPod() returns whether the network refers to pod networking
+func (n NetworkMode) IsPod() bool {
+ return n == "pod"
+}
+
// IsUserDefined indicates user-created network
func (n NetworkMode) IsUserDefined() bool {
- return !n.IsDefault() && !n.IsBridge() && !n.IsHost() && !n.IsNone() && !n.IsContainer() && !n.IsSlirp4netns()
+ return !n.IsDefault() && !n.IsBridge() && !n.IsHost() && !n.IsNone() && !n.IsContainer() && !n.IsSlirp4netns() && !n.IsNS()
}
diff --git a/pkg/spec/createconfig.go b/pkg/spec/createconfig.go
index 07ae633d1..0a12e3dca 100644
--- a/pkg/spec/createconfig.go
+++ b/pkg/spec/createconfig.go
@@ -451,16 +451,15 @@ func (c *CreateConfig) GetContainerCreateOptions(runtime *libpod.Runtime, pod *l
}
}
- if IsNS(string(c.NetMode)) {
- split := strings.SplitN(string(c.NetMode), ":", 2)
- if len(split[0]) != 2 {
- return nil, errors.Errorf("invalid user defined network namespace %q", c.NetMode.UserDefined())
+ if c.NetMode.IsNS() {
+ ns := c.NetMode.NS()
+ if ns == "" {
+ return nil, errors.Errorf("invalid empty user-defined network namespace")
}
- _, err := os.Stat(split[1])
+ _, err := os.Stat(ns)
if err != nil {
return nil, err
}
- options = append(options, libpod.WithNetNS(portBindings, false, string(c.NetMode), networks))
} else if c.NetMode.IsContainer() {
connectedCtr, err := c.Runtime.LookupContainer(c.NetMode.Container())
if err != nil {