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package test_bindings
import (
"sync"
"time"
"github.com/containers/podman/v2/pkg/bindings"
"github.com/containers/podman/v2/pkg/bindings/containers"
"github.com/containers/podman/v2/pkg/bindings/pods"
"github.com/containers/podman/v2/pkg/bindings/system"
"github.com/containers/podman/v2/pkg/bindings/volumes"
"github.com/containers/podman/v2/pkg/domain/entities"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/onsi/gomega/gexec"
)
var _ = Describe("Podman system", func() {
var (
bt *bindingTest
s *gexec.Session
newpod string
)
BeforeEach(func() {
bt = newBindingTest()
bt.RestoreImagesFromCache()
newpod = "newpod"
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("podman events", func() {
var name = "top"
_, err := bt.RunTopContainer(&name, bindings.PFalse, nil)
Expect(err).To(BeNil())
filters := make(map[string][]string)
filters["container"] = []string{name}
binChan := make(chan entities.Event)
done := sync.Mutex{}
done.Lock()
eventCounter := 0
go func() {
defer done.Unlock()
for range binChan {
eventCounter++
}
}()
options := new(system.EventsOptions).WithFilters(filters).WithStream(false)
err = system.Events(bt.conn, binChan, nil, options)
Expect(err).To(BeNil())
done.Lock()
Expect(eventCounter).To(BeNumerically(">", 0))
})
It("podman system prune - pod,container stopped", func() {
// Start and stop a pod to enter in exited state.
_, err := pods.Start(bt.conn, newpod)
Expect(err).To(BeNil())
_, err = pods.Stop(bt.conn, newpod, nil)
Expect(err).To(BeNil())
// Start and stop a container to enter in exited state.
var name = "top"
_, err = bt.RunTopContainer(&name, bindings.PFalse, nil)
Expect(err).To(BeNil())
err = containers.Stop(bt.conn, name, nil)
Expect(err).To(BeNil())
options := new(system.PruneOptions).WithAll(true)
systemPruneResponse, err := system.Prune(bt.conn, options)
Expect(err).To(BeNil())
Expect(len(systemPruneResponse.PodPruneReport)).To(Equal(1))
Expect(len(systemPruneResponse.ContainerPruneReport.ID)).To(Equal(1))
Expect(len(systemPruneResponse.ImagePruneReport.Report.Id)).
To(BeNumerically(">", 0))
Expect(systemPruneResponse.ImagePruneReport.Report.Id).
To(ContainElement("docker.io/library/alpine:latest"))
Expect(len(systemPruneResponse.VolumePruneReport)).To(Equal(0))
})
It("podman system prune running alpine container", func() {
// Start and stop a pod to enter in exited state.
_, err := pods.Start(bt.conn, newpod)
Expect(err).To(BeNil())
_, err = pods.Stop(bt.conn, newpod, nil)
Expect(err).To(BeNil())
// Start and stop a container to enter in exited state.
var name = "top"
_, err = bt.RunTopContainer(&name, bindings.PFalse, nil)
Expect(err).To(BeNil())
err = containers.Stop(bt.conn, name, nil)
Expect(err).To(BeNil())
// Start container and leave in running
var name2 = "top2"
_, err = bt.RunTopContainer(&name2, bindings.PFalse, nil)
Expect(err).To(BeNil())
// Adding an unused volume
_, err = volumes.Create(bt.conn, entities.VolumeCreateOptions{}, nil)
Expect(err).To(BeNil())
options := new(system.PruneOptions).WithAll(true)
systemPruneResponse, err := system.Prune(bt.conn, options)
Expect(err).To(BeNil())
Expect(len(systemPruneResponse.PodPruneReport)).To(Equal(1))
Expect(len(systemPruneResponse.ContainerPruneReport.ID)).To(Equal(1))
Expect(len(systemPruneResponse.ImagePruneReport.Report.Id)).
To(BeNumerically(">", 0))
// Alpine image should not be pruned as used by running container
Expect(systemPruneResponse.ImagePruneReport.Report.Id).
ToNot(ContainElement("docker.io/library/alpine:latest"))
// Though unused volume is available it should not be pruned as flag set to false.
Expect(len(systemPruneResponse.VolumePruneReport)).To(Equal(0))
})
It("podman system prune running alpine container volume prune", func() {
// Start a pod and leave it running
_, err := pods.Start(bt.conn, newpod)
Expect(err).To(BeNil())
// Start and stop a container to enter in exited state.
var name = "top"
_, err = bt.RunTopContainer(&name, bindings.PFalse, nil)
Expect(err).To(BeNil())
err = containers.Stop(bt.conn, name, nil)
Expect(err).To(BeNil())
// Start second container and leave in running
var name2 = "top2"
_, err = bt.RunTopContainer(&name2, bindings.PFalse, nil)
Expect(err).To(BeNil())
// Adding an unused volume should work
_, err = volumes.Create(bt.conn, entities.VolumeCreateOptions{}, nil)
Expect(err).To(BeNil())
options := new(system.PruneOptions).WithAll(true).WithVolumes(true)
systemPruneResponse, err := system.Prune(bt.conn, options)
Expect(err).To(BeNil())
Expect(len(systemPruneResponse.PodPruneReport)).To(Equal(0))
Expect(len(systemPruneResponse.ContainerPruneReport.ID)).To(Equal(1))
Expect(len(systemPruneResponse.ImagePruneReport.Report.Id)).
To(BeNumerically(">", 0))
// Alpine image should not be pruned as used by running container
Expect(systemPruneResponse.ImagePruneReport.Report.Id).
ToNot(ContainElement("docker.io/library/alpine:latest"))
// Volume should be pruned now as flag set true
Expect(len(systemPruneResponse.VolumePruneReport)).To(Equal(1))
})
})
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