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package bindings_test
import (
"context"
"fmt"
"net/http"
"time"
"github.com/containers/podman/v4/pkg/bindings"
"github.com/containers/podman/v4/pkg/bindings/containers"
"github.com/containers/podman/v4/pkg/bindings/volumes"
"github.com/containers/podman/v4/pkg/domain/entities"
"github.com/containers/podman/v4/pkg/domain/entities/reports"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/onsi/gomega/gexec"
)
var _ = Describe("Podman volumes", func() {
var (
bt *bindingTest
s *gexec.Session
connText context.Context
err error
)
BeforeEach(func() {
bt = newBindingTest()
bt.RestoreImagesFromCache()
s = bt.startAPIService()
time.Sleep(1 * time.Second)
connText, err = bindings.NewConnection(context.Background(), bt.sock)
Expect(err).To(BeNil())
})
AfterEach(func() {
s.Kill()
bt.cleanup()
})
It("create volume", func() {
// create a volume with blank config should work
_, err := volumes.Create(connText, entities.VolumeCreateOptions{}, nil)
Expect(err).To(BeNil())
vcc := entities.VolumeCreateOptions{
Name: "foobar",
Label: nil,
Options: nil,
}
vol, err := volumes.Create(connText, vcc, nil)
Expect(err).To(BeNil())
Expect(vol.Name).To(Equal("foobar"))
// create volume with same name should 500
_, err = volumes.Create(connText, vcc, nil)
Expect(err).ToNot(BeNil())
code, _ := bindings.CheckResponseCode(err)
Expect(code).To(BeNumerically("==", http.StatusInternalServerError))
})
It("inspect volume", func() {
vol, err := volumes.Create(connText, entities.VolumeCreateOptions{}, nil)
Expect(err).To(BeNil())
data, err := volumes.Inspect(connText, vol.Name, nil)
Expect(err).To(BeNil())
Expect(data.Name).To(Equal(vol.Name))
})
It("remove volume", func() {
// removing a bogus volume should result in 404
err := volumes.Remove(connText, "foobar", nil)
code, err := bindings.CheckResponseCode(err)
Expect(err).To(BeNil())
Expect(code).To(BeNumerically("==", http.StatusNotFound))
// Removing an unused volume should work
vol, err := volumes.Create(connText, entities.VolumeCreateOptions{}, nil)
Expect(err).To(BeNil())
err = volumes.Remove(connText, vol.Name, nil)
Expect(err).To(BeNil())
// Removing a volume that is being used without force should be 409
vol, err = volumes.Create(connText, entities.VolumeCreateOptions{}, nil)
Expect(err).To(BeNil())
session := bt.runPodman([]string{"run", "-dt", "-v", fmt.Sprintf("%s:/foobar", vol.Name), "--name", "vtest", alpine.name, "top"})
session.Wait(45)
Expect(session.ExitCode()).To(BeZero())
err = volumes.Remove(connText, vol.Name, nil)
Expect(err).ToNot(BeNil())
code, err = bindings.CheckResponseCode(err)
Expect(err).To(BeNil())
Expect(code).To(BeNumerically("==", http.StatusConflict))
// Removing with a volume in use with force should work with a stopped container
err = containers.Stop(connText, "vtest", new(containers.StopOptions).WithTimeout(0))
Expect(err).To(BeNil())
options := new(volumes.RemoveOptions).WithForce(true)
err = volumes.Remove(connText, vol.Name, options)
Expect(err).To(BeNil())
})
It("list volumes", func() {
// no volumes should be ok
vols, err := volumes.List(connText, nil)
Expect(err).To(BeNil())
Expect(len(vols)).To(BeZero())
// create a bunch of named volumes and make verify with list
volNames := []string{"homer", "bart", "lisa", "maggie", "marge"}
for i := 0; i < 5; i++ {
_, err = volumes.Create(connText, entities.VolumeCreateOptions{Name: volNames[i]}, nil)
Expect(err).To(BeNil())
}
vols, err = volumes.List(connText, nil)
Expect(err).To(BeNil())
Expect(len(vols)).To(BeNumerically("==", 5))
for _, v := range vols {
Expect(StringInSlice(v.Name, volNames)).To(BeTrue())
}
// list with bad filter should be 500
filters := make(map[string][]string)
filters["foobar"] = []string{"1234"}
options := new(volumes.ListOptions).WithFilters(filters)
_, err = volumes.List(connText, options)
Expect(err).ToNot(BeNil())
code, _ := bindings.CheckResponseCode(err)
Expect(code).To(BeNumerically("==", http.StatusInternalServerError))
filters = make(map[string][]string)
filters["name"] = []string{"homer"}
options = new(volumes.ListOptions).WithFilters(filters)
vols, err = volumes.List(connText, options)
Expect(err).To(BeNil())
Expect(len(vols)).To(BeNumerically("==", 1))
Expect(vols[0].Name).To(Equal("homer"))
})
It("prune unused volume", func() {
// Pruning when no volumes present should be ok
_, err := volumes.Prune(connText, nil)
Expect(err).To(BeNil())
// Removing an unused volume should work
_, err = volumes.Create(connText, entities.VolumeCreateOptions{}, nil)
Expect(err).To(BeNil())
vols, err := volumes.Prune(connText, nil)
Expect(err).To(BeNil())
Expect(len(vols)).To(BeNumerically("==", 1))
_, err = volumes.Create(connText, entities.VolumeCreateOptions{Name: "homer"}, nil)
Expect(err).To(BeNil())
_, err = volumes.Create(connText, entities.VolumeCreateOptions{}, nil)
Expect(err).To(BeNil())
session := bt.runPodman([]string{"run", "-dt", "-v", fmt.Sprintf("%s:/homer", "homer"), "--name", "vtest", alpine.name, "top"})
session.Wait(45)
vols, err = volumes.Prune(connText, nil)
Expect(err).To(BeNil())
Expect(len(reports.PruneReportsIds(vols))).To(BeNumerically("==", 1))
_, err = volumes.Inspect(connText, "homer", nil)
Expect(err).To(BeNil())
// Removing volume with non matching filter shouldn't prune any volumes
filters := make(map[string][]string)
filters["label"] = []string{"label1=idontmatch"}
_, err = volumes.Create(connText, entities.VolumeCreateOptions{Label: map[string]string{
"label1": "value1",
}}, nil)
Expect(err).To(BeNil())
options := new(volumes.PruneOptions).WithFilters(filters)
vols, err = volumes.Prune(connText, options)
Expect(err).To(BeNil())
Expect(len(vols)).To(BeNumerically("==", 0))
vol2, err := volumes.Create(connText, entities.VolumeCreateOptions{Label: map[string]string{
"label1": "value2",
}}, nil)
Expect(err).To(BeNil())
_, err = volumes.Create(connText, entities.VolumeCreateOptions{Label: map[string]string{
"label1": "value3",
}}, nil)
Expect(err).To(BeNil())
// Removing volume with matching filter label and value should remove specific entry
filters = make(map[string][]string)
filters["label"] = []string{"label1=value2"}
options = new(volumes.PruneOptions).WithFilters(filters)
vols, err = volumes.Prune(connText, options)
Expect(err).To(BeNil())
Expect(len(vols)).To(BeNumerically("==", 1))
Expect(vols[0].Id).To(Equal(vol2.Name))
// Removing volumes with matching filter label should remove all matching volumes
filters = make(map[string][]string)
filters["label"] = []string{"label1"}
options = new(volumes.PruneOptions).WithFilters(filters)
vols, err = volumes.Prune(connText, options)
Expect(err).To(BeNil())
Expect(len(vols)).To(BeNumerically("==", 2))
})
})
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