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-rw-r--r--runsc/test/testutil/docker.go13
1 files changed, 13 insertions, 0 deletions
diff --git a/runsc/test/testutil/docker.go b/runsc/test/testutil/docker.go
index 55ca353b8..cf61f2c10 100644
--- a/runsc/test/testutil/docker.go
+++ b/runsc/test/testutil/docker.go
@@ -267,6 +267,19 @@ func (d *Docker) FindPort(sandboxPort int) (int, error) {
return port, nil
}
+// SandboxPid returns the PID to the sandbox process.
+func (d *Docker) SandboxPid() (int, error) {
+ out, err := do("inspect", "-f={{.State.Pid}}", d.Name)
+ if err != nil {
+ return -1, fmt.Errorf("error retrieving pid: %v", err)
+ }
+ pid, err := strconv.Atoi(strings.TrimSuffix(string(out), "\n"))
+ if err != nil {
+ return -1, fmt.Errorf("error parsing pid %q: %v", out, err)
+ }
+ return pid, nil
+}
+
// WaitForOutput calls 'docker logs' to retrieve containers output and searches
// for the given pattern.
func (d *Docker) WaitForOutput(pattern string, timeout time.Duration) (string, error) {