podman pod stats

add the ability to monitor container statistics in a pod.

Signed-off-by: baude <bbaude@redhat.com>

Closes: #1265
Approved by: rhatdan

1 files changed, 122 insertions, 0 deletions

diff --git a/test/e2e/pod_stats_test.go b/test/e2e/pod_stats_test.go
new file mode 100644
index 000000000..692946f33
--- /dev/null
+++ b/test/e2e/pod_stats_test.go
@@ -0,0 +1,122 @@
+package integration
+
+import (
+	"fmt"
+	"os"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+var _ = Describe("Podman pod stats", func() {
+	var (
+		tempdir    string
+		err        error
+		podmanTest PodmanTest
+	)
+
+	BeforeEach(func() {
+		tempdir, err = CreateTempDirInTempDir()
+		if err != nil {
+			os.Exit(1)
+		}
+		podmanTest = PodmanCreate(tempdir)
+		podmanTest.RestoreAllArtifacts()
+	})
+
+	AfterEach(func() {
+		podmanTest.CleanupPod()
+		f := CurrentGinkgoTestDescription()
+		timedResult := fmt.Sprintf("Test: %s completed in %f seconds", f.TestText, f.Duration.Seconds())
+		GinkgoWriter.Write([]byte(timedResult))
+	})
+	It("podman stats should run with no pods", func() {
+		session := podmanTest.Podman([]string{"pod", "stats", "--no-stream"})
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+	})
+
+	It("podman stats with a bogus pod", func() {
+		session := podmanTest.Podman([]string{"pod", "stats", "foobar"})
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(125))
+	})
+
+	It("podman stats on a specific running pod", func() {
+		session := podmanTest.Podman([]string{"pod", "create"})
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+		podid := session.OutputToString()
+
+		session = podmanTest.RunTopContainerInPod("", podid)
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+
+		session = podmanTest.RunTopContainerInPod("", podid)
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+
+		stats := podmanTest.Podman([]string{"pod", "stats", "--no-stream", podid})
+		stats.WaitWithDefaultTimeout()
+		Expect(stats.ExitCode()).To(Equal(0))
+	})
+
+	It("podman stats on running pods", func() {
+		session := podmanTest.Podman([]string{"pod", "create"})
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+		podid := session.OutputToString()
+
+		session = podmanTest.RunTopContainerInPod("", podid)
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+
+		session = podmanTest.RunTopContainerInPod("", podid)
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+
+		stats := podmanTest.Podman([]string{"pod", "stats", "--no-stream"})
+		stats.WaitWithDefaultTimeout()
+		Expect(stats.ExitCode()).To(Equal(0))
+	})
+
+	It("podman stats on all pods", func() {
+		session := podmanTest.Podman([]string{"pod", "create"})
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+		podid := session.OutputToString()
+
+		session = podmanTest.RunTopContainerInPod("", podid)
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+
+		session = podmanTest.RunTopContainerInPod("", podid)
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+
+		stats := podmanTest.Podman([]string{"pod", "stats", "--no-stream", "-a"})
+		stats.WaitWithDefaultTimeout()
+		Expect(stats.ExitCode()).To(Equal(0))
+	})
+
+	It("podman stats with json output", func() {
+		session := podmanTest.Podman([]string{"pod", "create"})
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+		podid := session.OutputToString()
+
+		session = podmanTest.RunTopContainerInPod("", podid)
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+
+		session = podmanTest.RunTopContainerInPod("", podid)
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+
+		stats := podmanTest.Podman([]string{"pod", "stats", "--format", "json", "--no-stream", "-a"})
+		stats.WaitWithDefaultTimeout()
+		Expect(stats.ExitCode()).To(Equal(0))
+		Expect(stats.IsJSONOutputValid()).To(BeTrue())
+	})
+
+})