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|
package test_bindings
import (
"net/http"
"strings"
"time"
"github.com/containers/podman/v3/libpod/define"
"github.com/containers/podman/v3/pkg/bindings"
"github.com/containers/podman/v3/pkg/bindings/pods"
"github.com/containers/podman/v3/pkg/specgen"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/onsi/gomega/gexec"
)
var _ = Describe("Podman pods", func() {
var (
bt *bindingTest
s *gexec.Session
newpod string
err error
)
BeforeEach(func() {
bt = newBindingTest()
newpod = "newpod"
bt.RestoreImagesFromCache()
bt.Podcreate(&newpod)
s = bt.startAPIService()
time.Sleep(1 * time.Second)
err := bt.NewConnection()
Expect(err).To(BeNil())
})
AfterEach(func() {
s.Kill()
bt.cleanup()
})
It("inspect pod", func() {
//Inspect an invalid pod name
_, err := pods.Inspect(bt.conn, "dummyname", nil)
Expect(err).ToNot(BeNil())
code, _ := bindings.CheckResponseCode(err)
Expect(code).To(BeNumerically("==", http.StatusNotFound))
//Inspect an valid pod name
response, err := pods.Inspect(bt.conn, newpod, nil)
Expect(err).To(BeNil())
Expect(response.Name).To(Equal(newpod))
})
// Test validates the list all api returns
It("list pod", func() {
//List all the pods in the current instance
podSummary, err := pods.List(bt.conn, nil)
Expect(err).To(BeNil())
Expect(len(podSummary)).To(Equal(1))
// Start the pod
_, err = pods.Start(bt.conn, newpod, nil)
Expect(err).To(BeNil())
// Adding an alpine container to the existing pod
_, err = bt.RunTopContainer(nil, &newpod)
Expect(err).To(BeNil())
podSummary, err = pods.List(bt.conn, nil)
// Verify no errors.
Expect(err).To(BeNil())
// Verify number of containers in the pod.
Expect(len(podSummary[0].Containers)).To(Equal(2))
// Add multiple pods and verify them by name and size.
var newpod2 string = "newpod2"
bt.Podcreate(&newpod2)
podSummary, err = pods.List(bt.conn, nil)
Expect(len(podSummary)).To(Equal(2))
var names []string
for _, i := range podSummary {
names = append(names, i.Name)
}
Expect(StringInSlice(newpod, names)).To(BeTrue())
Expect(StringInSlice("newpod2", names)).To(BeTrue())
})
// The test validates the list pod endpoint with passing filters as the params.
It("List pods with filters", func() {
newpod2 := "newpod2"
bt.Podcreate(&newpod2)
// Start the pod
_, err = pods.Start(bt.conn, newpod, nil)
Expect(err).To(BeNil())
_, err = bt.RunTopContainer(nil, &newpod)
Expect(err).To(BeNil())
// Expected err with invalid filter params
filters := make(map[string][]string)
filters["dummy"] = []string{"dummy"}
options := new(pods.ListOptions).WithFilters(filters)
filteredPods, err := pods.List(bt.conn, options)
Expect(err).ToNot(BeNil())
code, _ := bindings.CheckResponseCode(err)
Expect(code).To(BeNumerically("==", http.StatusInternalServerError))
// Expected empty response with invalid filters
filters = make(map[string][]string)
filters["name"] = []string{"dummy"}
options = new(pods.ListOptions).WithFilters(filters)
filteredPods, err = pods.List(bt.conn, options)
Expect(err).To(BeNil())
Expect(len(filteredPods)).To(BeNumerically("==", 0))
// Validate list pod with name filter
filters = make(map[string][]string)
filters["name"] = []string{newpod2}
options = new(pods.ListOptions).WithFilters(filters)
filteredPods, err = pods.List(bt.conn, options)
Expect(err).To(BeNil())
Expect(len(filteredPods)).To(BeNumerically("==", 1))
var names []string
for _, i := range filteredPods {
names = append(names, i.Name)
}
Expect(StringInSlice("newpod2", names)).To(BeTrue())
// Validate list pod with id filter
filters = make(map[string][]string)
response, err := pods.Inspect(bt.conn, newpod, nil)
Expect(err).To(BeNil())
id := response.ID
filters["id"] = []string{id}
options = new(pods.ListOptions).WithFilters(filters)
filteredPods, err = pods.List(bt.conn, options)
Expect(err).To(BeNil())
Expect(len(filteredPods)).To(BeNumerically("==", 1))
names = names[:0]
for _, i := range filteredPods {
names = append(names, i.Name)
}
Expect(StringInSlice("newpod", names)).To(BeTrue())
// Using multiple filters
filters["name"] = []string{newpod}
options = new(pods.ListOptions).WithFilters(filters)
filteredPods, err = pods.List(bt.conn, options)
Expect(err).To(BeNil())
Expect(len(filteredPods)).To(BeNumerically("==", 1))
names = names[:0]
for _, i := range filteredPods {
names = append(names, i.Name)
}
Expect(StringInSlice("newpod", names)).To(BeTrue())
})
// The test validates if the exists responds
It("exists pod", func() {
response, err := pods.Exists(bt.conn, "dummyName", nil)
Expect(err).To(BeNil())
Expect(response).To(BeFalse())
// Should exit with no error and response should be true
response, err = pods.Exists(bt.conn, "newpod", nil)
Expect(err).To(BeNil())
Expect(response).To(BeTrue())
})
// This test validates if All running containers within
// each specified pod are paused and unpaused
It("pause unpause pod", func() {
// TODO fix this
Skip("Pod behavior is jacked right now.")
// Pause invalid container
_, err := pods.Pause(bt.conn, "dummyName", nil)
Expect(err).ToNot(BeNil())
code, _ := bindings.CheckResponseCode(err)
Expect(code).To(BeNumerically("==", http.StatusNotFound))
// Adding an alpine container to the existing pod
_, err = bt.RunTopContainer(nil, &newpod)
Expect(err).To(BeNil())
// Binding needs to be modified to inspect the pod state.
// Since we don't have a pod state we inspect the states of the containers within the pod.
// Pause a valid container
_, err = pods.Pause(bt.conn, newpod, nil)
Expect(err).To(BeNil())
response, err := pods.Inspect(bt.conn, newpod, nil)
Expect(err).To(BeNil())
Expect(response.State).To(Equal(define.PodStatePaused))
for _, i := range response.Containers {
Expect(define.StringToContainerStatus(i.State)).
To(Equal(define.ContainerStatePaused))
}
// Unpause a valid container
_, err = pods.Unpause(bt.conn, newpod, nil)
Expect(err).To(BeNil())
response, err = pods.Inspect(bt.conn, newpod, nil)
Expect(err).To(BeNil())
Expect(response.State).To(Equal(define.PodStateRunning))
for _, i := range response.Containers {
Expect(define.StringToContainerStatus(i.State)).
To(Equal(define.ContainerStateRunning))
}
})
It("start stop restart pod", func() {
// Start an invalid pod
_, err = pods.Start(bt.conn, "dummyName", nil)
Expect(err).ToNot(BeNil())
code, _ := bindings.CheckResponseCode(err)
Expect(code).To(BeNumerically("==", http.StatusNotFound))
// Stop an invalid pod
_, err = pods.Stop(bt.conn, "dummyName", nil)
Expect(err).ToNot(BeNil())
code, _ = bindings.CheckResponseCode(err)
Expect(code).To(BeNumerically("==", http.StatusNotFound))
// Restart an invalid pod
_, err = pods.Restart(bt.conn, "dummyName", nil)
Expect(err).ToNot(BeNil())
code, _ = bindings.CheckResponseCode(err)
Expect(code).To(BeNumerically("==", http.StatusNotFound))
// Start a valid pod and inspect status of each container
_, err = pods.Start(bt.conn, newpod, nil)
Expect(err).To(BeNil())
response, err := pods.Inspect(bt.conn, newpod, nil)
Expect(err).To(BeNil())
Expect(response.State).To(Equal(define.PodStateRunning))
for _, i := range response.Containers {
Expect(define.StringToContainerStatus(i.State)).
To(Equal(define.ContainerStateRunning))
}
// Start an already running pod
_, err = pods.Start(bt.conn, newpod, nil)
Expect(err).To(BeNil())
// Stop the running pods
_, err = pods.Stop(bt.conn, newpod, nil)
Expect(err).To(BeNil())
response, _ = pods.Inspect(bt.conn, newpod, nil)
Expect(response.State).To(Equal(define.PodStateExited))
for _, i := range response.Containers {
Expect(define.StringToContainerStatus(i.State)).
To(Equal(define.ContainerStateExited))
}
// Stop an already stopped pod
_, err = pods.Stop(bt.conn, newpod, nil)
Expect(err).To(BeNil())
_, err = pods.Restart(bt.conn, newpod, nil)
Expect(err).To(BeNil())
response, _ = pods.Inspect(bt.conn, newpod, nil)
Expect(response.State).To(Equal(define.PodStateRunning))
for _, i := range response.Containers {
Expect(define.StringToContainerStatus(i.State)).
To(Equal(define.ContainerStateRunning))
}
})
// Test to validate all the pods in the stopped/exited state are pruned successfully.
It("prune pod", func() {
// Add a new pod
var newpod2 string = "newpod2"
bt.Podcreate(&newpod2)
// No pods pruned since no pod in exited state
pruneResponse, err := pods.Prune(bt.conn, nil)
Expect(err).To(BeNil())
podSummary, err := pods.List(bt.conn, nil)
Expect(err).To(BeNil())
Expect(len(podSummary)).To(Equal(2))
// Prune only one pod which is in exited state.
// Start then stop a pod.
// pod moves to exited state one pod should be pruned now.
_, err = pods.Start(bt.conn, newpod, nil)
Expect(err).To(BeNil())
_, err = pods.Stop(bt.conn, newpod, nil)
Expect(err).To(BeNil())
response, err := pods.Inspect(bt.conn, newpod, nil)
Expect(err).To(BeNil())
Expect(response.State).To(Equal(define.PodStateExited))
pruneResponse, err = pods.Prune(bt.conn, nil)
Expect(err).To(BeNil())
// Validate status and record pod id of pod to be pruned
Expect(response.State).To(Equal(define.PodStateExited))
podID := response.ID
// Check if right pod was pruned
Expect(len(pruneResponse)).To(Equal(1))
Expect(pruneResponse[0].Id).To(Equal(podID))
// One pod is pruned hence only one pod should be active.
podSummary, err = pods.List(bt.conn, nil)
Expect(err).To(BeNil())
Expect(len(podSummary)).To(Equal(1))
// Test prune multiple pods.
bt.Podcreate(&newpod)
_, err = pods.Start(bt.conn, newpod, nil)
Expect(err).To(BeNil())
_, err = pods.Start(bt.conn, newpod2, nil)
Expect(err).To(BeNil())
_, err = pods.Stop(bt.conn, newpod, nil)
Expect(err).To(BeNil())
response, err = pods.Inspect(bt.conn, newpod, nil)
Expect(err).To(BeNil())
Expect(response.State).To(Equal(define.PodStateExited))
for _, i := range response.Containers {
Expect(define.StringToContainerStatus(i.State)).
To(Equal(define.ContainerStateExited))
}
_, err = pods.Stop(bt.conn, newpod2, nil)
Expect(err).To(BeNil())
response, err = pods.Inspect(bt.conn, newpod2, nil)
Expect(err).To(BeNil())
Expect(response.State).To(Equal(define.PodStateExited))
for _, i := range response.Containers {
Expect(define.StringToContainerStatus(i.State)).
To(Equal(define.ContainerStateExited))
}
_, err = pods.Prune(bt.conn, nil)
Expect(err).To(BeNil())
podSummary, err = pods.List(bt.conn, nil)
Expect(err).To(BeNil())
Expect(len(podSummary)).To(Equal(0))
})
It("simple create pod", func() {
ps := specgen.PodSpecGenerator{}
ps.Name = "foobar"
_, err := pods.CreatePodFromSpec(bt.conn, &ps, nil)
Expect(err).To(BeNil())
exists, err := pods.Exists(bt.conn, "foobar", nil)
Expect(err).To(BeNil())
Expect(exists).To(BeTrue())
})
// Test validates the pod top bindings
It("pod top", func() {
var name string = "podA"
bt.Podcreate(&name)
_, err := pods.Start(bt.conn, name, nil)
Expect(err).To(BeNil())
// By name
_, err = pods.Top(bt.conn, name, nil)
Expect(err).To(BeNil())
// With descriptors
options := new(pods.TopOptions).WithDescriptors([]string{"user,pid,hpid"})
output, err := pods.Top(bt.conn, name, options)
Expect(err).To(BeNil())
header := strings.Split(output[0], "\t")
for _, d := range []string{"USER", "PID", "HPID"} {
Expect(d).To(BeElementOf(header))
}
// With bogus ID
_, err = pods.Top(bt.conn, "IdoNotExist", nil)
Expect(err).ToNot(BeNil())
// With bogus descriptors
options = new(pods.TopOptions).WithDescriptors([]string{"Me,Neither"})
_, err = pods.Top(bt.conn, name, options)
Expect(err).ToNot(BeNil())
})
})
|
