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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2019-03-11 07:56:50 -0700
committerGitHub <noreply@github.com>2019-03-11 07:56:50 -0700
commit8656d2d887b32c320b4dd453314ce95cd9cad6a5 (patch)
treed00e9aa4c6b4eb465d880c1fdd90bb13ac2210a1 /libpod
parent9b42577c322b74906d4dfa64926d9f187e2e2976 (diff)
parente02393ba700907ae193190f7335d3f2ec83c442a (diff)
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Merge pull request #2538 from giuseppe/slirp4netns-path
libpod: allow to configure path to the slirp4netns binary
Diffstat (limited to 'libpod')
-rw-r--r--libpod/networking_linux.go13
-rw-r--r--libpod/options.go14
-rw-r--r--libpod/runtime.go2
3 files changed, 25 insertions, 4 deletions
diff --git a/libpod/networking_linux.go b/libpod/networking_linux.go
index f9caf26d1..80d7d8213 100644
--- a/libpod/networking_linux.go
+++ b/libpod/networking_linux.go
@@ -139,10 +139,15 @@ func (r *Runtime) setupRootlessNetNS(ctr *Container) (err error) {
defer ctr.rootlessSlirpSyncR.Close()
defer ctr.rootlessSlirpSyncW.Close()
- path, err := exec.LookPath("slirp4netns")
- if err != nil {
- logrus.Errorf("could not find slirp4netns, the network namespace won't be configured: %v", err)
- return nil
+ path := r.config.NetworkCmdPath
+
+ if path == "" {
+ var err error
+ path, err = exec.LookPath("slirp4netns")
+ if err != nil {
+ logrus.Errorf("could not find slirp4netns, the network namespace won't be configured: %v", err)
+ return nil
+ }
}
syncR, syncW, err := os.Pipe()
diff --git a/libpod/options.go b/libpod/options.go
index 5ad2824d9..64b425c57 100644
--- a/libpod/options.go
+++ b/libpod/options.go
@@ -193,6 +193,20 @@ func WithConmonEnv(environment []string) RuntimeOption {
}
}
+// WithNetworkCmdPath specifies the path to the slirp4netns binary which manages the
+// runtime.
+func WithNetworkCmdPath(path string) RuntimeOption {
+ return func(rt *Runtime) error {
+ if rt.valid {
+ return ErrRuntimeFinalized
+ }
+
+ rt.config.NetworkCmdPath = path
+
+ return nil
+ }
+}
+
// WithCgroupManager specifies the manager implementation name which is used to
// handle cgroups for containers.
// Current valid values are "cgroupfs" and "systemd".
diff --git a/libpod/runtime.go b/libpod/runtime.go
index 9667abfe6..535b6f41b 100644
--- a/libpod/runtime.go
+++ b/libpod/runtime.go
@@ -217,6 +217,8 @@ type RuntimeConfig struct {
EnablePortReservation bool `toml:"enable_port_reservation"`
// EnableLabeling indicates wether libpod will support container labeling
EnableLabeling bool `toml:"label"`
+ // NetworkCmdPath is the path to the slirp4netns binary
+ NetworkCmdPath string `toml:"network_cmd_path"`
// NumLocks is the number of locks to make available for containers and
// pods.