Files
podman/pkg/machine/e2e/basic_test.go
David Negstad 180d55165d Don't try to resolve host path if copying to container from stdin.
Fixes: #25472

Signed-off-by: David Negstad <David.Negstad@microsoft.com>
2025-03-10 13:13:44 -04:00

370 lines
13 KiB
Go

package e2e_test
import (
"archive/tar"
"bytes"
"fmt"
"io"
"io/fs"
"net"
"net/http"
"net/url"
"os"
"path"
"path/filepath"
"time"
"github.com/containers/podman/v5/pkg/machine/define"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/gexec"
)
var _ = Describe("run basic podman commands", func() {
It("Basic ops", func() {
// golangci-lint has trouble with actually skipping tests marked Skip
// so skip it on cirrus envs and where CIRRUS_CI isn't set.
name := randomString()
i := new(initMachine)
session, err := mb.setName(name).setCmd(i.withImage(mb.imagePath).withNow()).run()
Expect(err).ToNot(HaveOccurred())
Expect(session).To(Exit(0))
bm := basicMachine{}
imgs, err := mb.setCmd(bm.withPodmanCommand([]string{"images", "-q"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(imgs).To(Exit(0))
Expect(imgs.outputToStringSlice()).To(BeEmpty())
newImgs, err := mb.setCmd(bm.withPodmanCommand([]string{"pull", "quay.io/libpod/alpine_nginx"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(newImgs).To(Exit(0))
Expect(newImgs.outputToStringSlice()).To(HaveLen(1))
runAlp, err := mb.setCmd(bm.withPodmanCommand([]string{"run", "quay.io/libpod/alpine_nginx", "cat", "/etc/os-release"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(runAlp).To(Exit(0))
Expect(runAlp.outputToString()).To(ContainSubstring("Alpine Linux"))
contextDir := GinkgoT().TempDir()
cfile := filepath.Join(contextDir, "Containerfile")
err = os.WriteFile(cfile, []byte("FROM quay.io/libpod/alpine_nginx\nRUN ip addr\n"), 0o644)
Expect(err).ToNot(HaveOccurred())
build, err := mb.setCmd(bm.withPodmanCommand([]string{"build", contextDir})).run()
Expect(err).ToNot(HaveOccurred())
Expect(build).To(Exit(0))
Expect(build.outputToString()).To(ContainSubstring("COMMIT"))
rmCon, err := mb.setCmd(bm.withPodmanCommand([]string{"rm", "-a"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(rmCon).To(Exit(0))
})
It("Volume ops", func() {
tDir, err := filepath.Abs(GinkgoT().TempDir())
Expect(err).ToNot(HaveOccurred())
roFile := filepath.Join(tDir, "attr-test-file")
// Create the file as ready-only, since some platforms disallow selinux attr writes
// The subsequent Z mount should still succeed in spite of that
rf, err := os.OpenFile(roFile, os.O_TRUNC|os.O_CREATE|os.O_WRONLY, 0o444)
Expect(err).ToNot(HaveOccurred())
rf.Close()
name := randomString()
i := new(initMachine).withImage(mb.imagePath).withNow()
// All other platforms have an implicit mount for the temp area
if isVmtype(define.QemuVirt) {
i.withVolume(tDir)
}
session, err := mb.setName(name).setCmd(i).run()
Expect(err).ToNot(HaveOccurred())
Expect(session).To(Exit(0))
bm := basicMachine{}
// Test relabel works on all platforms
runAlp, err := mb.setCmd(bm.withPodmanCommand([]string{"run", "-v", tDir + ":/test:Z", "quay.io/libpod/alpine_nginx", "ls", "/test/attr-test-file"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(runAlp).To(Exit(0))
// Test build with --volume option
cf := filepath.Join(tDir, "Containerfile")
err = os.WriteFile(cf, []byte("FROM quay.io/libpod/alpine_nginx\nRUN ls /test/attr-test-file\n"), 0o644)
Expect(err).ToNot(HaveOccurred())
build, err := mb.setCmd(bm.withPodmanCommand([]string{"build", "-t", name, "-v", tDir + ":/test", tDir})).run()
Expect(err).ToNot(HaveOccurred())
Expect(build).To(Exit(0))
})
It("Volume should be virtiofs", func() {
// In theory this could run on MacOS too, but we know virtiofs works for that now,
// this is just testing linux
skipIfNotVmtype(define.QemuVirt, "This is just adding coverage for virtiofs on linux")
tDir, err := filepath.Abs(GinkgoT().TempDir())
Expect(err).ToNot(HaveOccurred())
err = os.WriteFile(filepath.Join(tDir, "testfile"), []byte("some test contents"), 0o644)
Expect(err).ToNot(HaveOccurred())
name := randomString()
i := new(initMachine).withImage(mb.imagePath).withNow()
// Ensure that this is a volume, it may not be automatically on qemu
i.withVolume(tDir)
session, err := mb.setName(name).setCmd(i).run()
Expect(err).ToNot(HaveOccurred())
Expect(session).To(Exit(0))
ssh := new(sshMachine).withSSHCommand([]string{"findmnt", "-no", "FSTYPE", tDir})
findmnt, err := mb.setName(name).setCmd(ssh).run()
Expect(err).ToNot(HaveOccurred())
Expect(findmnt).To(Exit(0))
Expect(findmnt.outputToString()).To(ContainSubstring("virtiofs"))
})
It("Volume should be disabled by command line", func() {
skipIfWSL("Requires standard volume handling")
skipIfVmtype(define.AppleHvVirt, "Skipped on Apple platform")
skipIfVmtype(define.LibKrun, "Skipped on Apple platform")
name := randomString()
i := new(initMachine).withImage(mb.imagePath).withNow()
// Empty arg forces no volumes
i.withVolume("")
session, err := mb.setName(name).setCmd(i).run()
Expect(err).ToNot(HaveOccurred())
Expect(session).To(Exit(0))
ssh9p := new(sshMachine).withSSHCommand([]string{"findmnt", "-no", "FSTYPE", "-t", "9p"})
findmnt9p, err := mb.setName(name).setCmd(ssh9p).run()
Expect(err).ToNot(HaveOccurred())
Expect(findmnt9p).To(Exit(0))
Expect(findmnt9p.outputToString()).To(BeEmpty())
sshVirtiofs := new(sshMachine).withSSHCommand([]string{"findmnt", "-no", "FSTYPE", "-t", "virtiofs"})
findmntVirtiofs, err := mb.setName(name).setCmd(sshVirtiofs).run()
Expect(err).ToNot(HaveOccurred())
Expect(findmntVirtiofs).To(Exit(0))
Expect(findmntVirtiofs.outputToString()).To(BeEmpty())
})
It("Podman ops with port forwarding and gvproxy", func() {
name := randomString()
i := new(initMachine)
session, err := mb.setName(name).setCmd(i.withImage(mb.imagePath).withNow()).run()
Expect(err).ToNot(HaveOccurred())
Expect(session).To(Exit(0))
ctrName := "test"
bm := basicMachine{}
runAlp, err := mb.setCmd(bm.withPodmanCommand([]string{"run", "-dt", "--name", ctrName, "-p", "62544:80", "quay.io/libpod/alpine_nginx"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(runAlp).To(Exit(0))
testHTTPServer("62544", false, "podman rulez")
// Test exec in machine scenario: https://github.com/containers/podman/issues/20821
exec, err := mb.setCmd(bm.withPodmanCommand([]string{"exec", ctrName, "true"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(exec).To(Exit(0))
out, err := pgrep("gvproxy")
Expect(err).ToNot(HaveOccurred())
Expect(out).ToNot(BeEmpty())
rmCon, err := mb.setCmd(bm.withPodmanCommand([]string{"rm", "-af"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(rmCon).To(Exit(0))
testHTTPServer("62544", true, "")
stop := new(stopMachine)
stopSession, err := mb.setCmd(stop).run()
Expect(err).ToNot(HaveOccurred())
Expect(stopSession).To(Exit(0))
// gxproxy should exit after machine is stopped
out, _ = pgrep("gvproxy")
Expect(out).ToNot(ContainSubstring("gvproxy"))
})
It("podman volume on non-standard path", func() {
skipIfWSL("Requires standard volume handling")
dir, err := os.MkdirTemp("", "machine-volume")
Expect(err).ToNot(HaveOccurred())
defer os.RemoveAll(dir)
testString := "abcdefg1234567"
testFile := "testfile"
err = os.WriteFile(filepath.Join(dir, testFile), []byte(testString), 0644)
Expect(err).ToNot(HaveOccurred())
name := randomString()
machinePath := "/does/not/exist"
init := new(initMachine).withVolume(fmt.Sprintf("%s:%s", dir, machinePath)).withImage(mb.imagePath).withNow()
session, err := mb.setName(name).setCmd(init).run()
Expect(err).ToNot(HaveOccurred())
Expect(session).To(Exit(0))
// Must use path.Join to ensure forward slashes are used, even on Windows.
ssh := new(sshMachine).withSSHCommand([]string{"cat", path.Join(machinePath, testFile)})
ls, err := mb.setName(name).setCmd(ssh).run()
Expect(err).ToNot(HaveOccurred())
Expect(ls).To(Exit(0))
Expect(ls.outputToString()).To(ContainSubstring(testString))
})
It("podman build contexts", func() {
skipIfVmtype(define.HyperVVirt, "FIXME: #23429 - Error running podman build with option --build-context on Hyper-V")
skipIfVmtype(define.QemuVirt, "FIXME: #23433 - Additional build contexts should be sent as additional tar files")
name := randomString()
i := new(initMachine)
session, err := mb.setName(name).setCmd(i.withImage(mb.imagePath).withNow()).run()
Expect(err).ToNot(HaveOccurred())
Expect(session).To(Exit(0))
mainContextDir := GinkgoT().TempDir()
cfile := filepath.Join(mainContextDir, "test1")
err = os.WriteFile(cfile, []byte(name), 0o644)
Expect(err).ToNot(HaveOccurred())
additionalContextDir := GinkgoT().TempDir()
cfile = filepath.Join(additionalContextDir, "test2")
err = os.WriteFile(cfile, []byte(name), 0o644)
Expect(err).ToNot(HaveOccurred())
cfile = filepath.Join(mainContextDir, "Containerfile")
err = os.WriteFile(cfile, []byte("FROM quay.io/libpod/alpine_nginx\nCOPY test1 /\nCOPY --from=test-context test2 /\n"), 0o644)
Expect(err).ToNot(HaveOccurred())
bm := basicMachine{}
build, err := mb.setCmd(bm.withPodmanCommand([]string{"build", "-t", name, "--build-context", "test-context=" + additionalContextDir, mainContextDir})).run()
Expect(err).ToNot(HaveOccurred())
Expect(build).To(Exit(0))
Expect(build.outputToString()).To(ContainSubstring("COMMIT"))
run, err := mb.setCmd(bm.withPodmanCommand([]string{"run", name, "cat", "/test1"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(run).To(Exit(0))
Expect(build.outputToString()).To(ContainSubstring(name))
run, err = mb.setCmd(bm.withPodmanCommand([]string{"run", name, "cat", "/test2"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(run).To(Exit(0))
Expect(build.outputToString()).To(ContainSubstring(name))
})
It("Copy ops", func() {
var (
stdinDirectory = "stdin-dir"
stdinFile = "file.txt"
)
now := time.Now()
tarBuffer := &bytes.Buffer{}
tw := tar.NewWriter(tarBuffer)
// Write a directory header to the tar
err := tw.WriteHeader(&tar.Header{
Name: stdinDirectory,
Mode: int64(0640 | fs.ModeDir),
Gid: 1000,
ModTime: now,
ChangeTime: now,
AccessTime: now,
Typeflag: tar.TypeDir,
})
Expect(err).ToNot(HaveOccurred())
// Write a file header to the tar
err = tw.WriteHeader(&tar.Header{
Name: path.Join(stdinDirectory, stdinFile),
Mode: 0755,
Uid: 1000,
ModTime: now,
ChangeTime: now,
AccessTime: now,
})
Expect(err).ToNot(HaveOccurred())
err = tw.Close()
Expect(err).ToNot(HaveOccurred())
name := randomString()
i := new(initMachine)
session, err := mb.setName(name).setCmd(i.withImage(mb.imagePath).withNow()).run()
Expect(err).ToNot(HaveOccurred())
Expect(session).To(Exit(0))
bm := basicMachine{}
newImgs, err := mb.setCmd(bm.withPodmanCommand([]string{"pull", "quay.io/libpod/alpine_nginx"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(newImgs).To(Exit(0))
Expect(newImgs.outputToStringSlice()).To(HaveLen(1))
createAlp, err := mb.setCmd(bm.withPodmanCommand([]string{"create", "quay.io/libpod/alpine_nginx"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(createAlp).To(Exit(0))
Expect(createAlp.outputToStringSlice()).To(HaveLen(1))
// Testing stdin copy with archive mode disabled (ownership will be determined by the tar file)
containerID := createAlp.outputToStringSlice()[0]
cpTar, err := mb.setCmd(bm.withPodmanCommand([]string{"cp", "-a=false", "-", containerID + ":/tmp"})).setStdin(tarBuffer).run()
Expect(err).ToNot(HaveOccurred())
Expect(cpTar).To(Exit(0))
start, err := mb.setCmd(bm.withPodmanCommand([]string{"start", containerID})).run()
Expect(err).ToNot(HaveOccurred())
Expect(start).To(Exit(0))
// Check the directory is created with the appropriate mode, uid, gid
exec, err := mb.setCmd(bm.withPodmanCommand([]string{"exec", containerID, "stat", "-c", "%a %u %g", "/tmp/stdin-dir"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(exec).To(Exit(0))
execStdOut := exec.outputToStringSlice()
Expect(execStdOut).To(HaveLen(1))
Expect(execStdOut[0]).To(Equal("640 0 1000"))
// Check the file is created with the appropriate mode, uid, gid
exec, err = mb.setCmd(bm.withPodmanCommand([]string{"exec", containerID, "stat", "-c", "%a %u %g", "/tmp/stdin-dir/file.txt"})).run()
Expect(err).ToNot(HaveOccurred())
Expect(exec).To(Exit(0))
execStdOut = exec.outputToStringSlice()
Expect(execStdOut).To(HaveLen(1))
Expect(execStdOut[0]).To(Equal("755 1000 0"))
})
})
func testHTTPServer(port string, shouldErr bool, expectedResponse string) {
address := url.URL{
Scheme: "http",
Host: net.JoinHostPort("localhost", port),
}
interval := 250 * time.Millisecond
var err error
var resp *http.Response
for i := 0; i < 6; i++ {
resp, err = http.Get(address.String())
if err != nil && shouldErr {
Expect(err.Error()).To(ContainSubstring(expectedResponse))
return
}
if err == nil {
defer resp.Body.Close()
break
}
time.Sleep(interval)
interval *= 2
}
Expect(err).ToNot(HaveOccurred())
body, err := io.ReadAll(resp.Body)
Expect(err).ToNot(HaveOccurred())
Expect(string(body)).Should(Equal(expectedResponse))
}