diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/e2e/cp_test.go | 322 | ||||
| -rw-r--r-- | test/system/065-cp.bats | 397 |
2 files changed, 483 insertions, 236 deletions
diff --git a/test/e2e/cp_test.go b/test/e2e/cp_test.go index c1d3be5ab..33908b60e 100644 --- a/test/e2e/cp_test.go +++ b/test/e2e/cp_test.go @@ -4,14 +4,18 @@ import ( "io/ioutil" "os" "os/exec" + "os/user" "path/filepath" - "strings" . "github.com/containers/podman/v2/test/utils" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" ) +// NOTE: Only smoke tests. The system tests (i.e., "./test/system/*") take +// care of function and regression tests. Please consider adding system tests +// rather than e2e tests. System tests are used in RHEL gating. + var _ = Describe("Podman cp", func() { var ( tempdir string @@ -37,240 +41,108 @@ var _ = Describe("Podman cp", func() { }) + // Copy a file to the container, then back to the host and make sure + // that the contents match. It("podman cp file", func() { - srcPath := filepath.Join(podmanTest.RunRoot, "cp_test.txt") - dstPath := filepath.Join(podmanTest.RunRoot, "cp_from_container") - fromHostToContainer := []byte("copy from host to container") - - session := podmanTest.Podman([]string{"create", ALPINE, "cat", "foo"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - name := session.OutputToString() - - err := ioutil.WriteFile(srcPath, fromHostToContainer, 0644) + srcFile, err := ioutil.TempFile("", "") Expect(err).To(BeNil()) + defer srcFile.Close() + defer os.Remove(srcFile.Name()) - session = podmanTest.Podman([]string{"cp", srcPath, name + ":foo/"}) - session.WaitWithDefaultTimeout() - Expect(session).To(ExitWithError()) - - session = podmanTest.Podman([]string{"cp", srcPath, name + ":foo"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - session = podmanTest.Podman([]string{"cp", name + ":foo", dstPath}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - session = podmanTest.Podman([]string{"start", name}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - }) - - It("podman cp file to dir", func() { - name := "testctr" - setup := podmanTest.RunTopContainer(name) - setup.WaitWithDefaultTimeout() - Expect(setup.ExitCode()).To(Equal(0)) - - srcPath := "/tmp/cp_test.txt" - fromHostToContainer := []byte("copy from host to container directory") - err := ioutil.WriteFile(srcPath, fromHostToContainer, 0644) + originalContent := []byte("podman cp file test") + err = ioutil.WriteFile(srcFile.Name(), originalContent, 0644) Expect(err).To(BeNil()) - session := podmanTest.Podman([]string{"exec", name, "mkdir", "foodir"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - session = podmanTest.Podman([]string{"cp", srcPath, name + ":foodir/"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - session = podmanTest.Podman([]string{"exec", name, "ls", "foodir/cp_test.txt"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - os.Remove("/tmp/cp_test.txt") - }) - - It("podman cp dir to dir", func() { - testDirPath := filepath.Join(podmanTest.RunRoot, "TestDir1") - - session := podmanTest.Podman([]string{"create", ALPINE, "ls", "/foodir"}) + // Create a container. NOTE that container mustn't be running for copying. + session := podmanTest.Podman([]string{"create", ALPINE}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) name := session.OutputToString() - err := os.Mkdir(testDirPath, 0755) - Expect(err).To(BeNil()) - defer os.RemoveAll(testDirPath) - - session = podmanTest.Podman([]string{"cp", testDirPath, name + ":/foodir"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - session = podmanTest.Podman([]string{"cp", testDirPath, name + ":/foodir"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - testctr := "testctr" - setup := podmanTest.RunTopContainer(testctr) - setup.WaitWithDefaultTimeout() - Expect(setup.ExitCode()).To(Equal(0)) + // Copy TO the container. - session = podmanTest.Podman([]string{"exec", testctr, "mkdir", "foo"}) + // Cannot copy to a non-existent path (note the trailing "/"). + session = podmanTest.Podman([]string{"cp", srcFile.Name(), name + ":foo/"}) session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - session = podmanTest.Podman([]string{"cp", testDirPath + "/.", testctr + ":/foo"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - session = podmanTest.Podman([]string{"exec", testctr, "ls", "foo"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - Expect(len(session.OutputToString())).To(Equal(0)) + Expect(session).To(ExitWithError()) - session = podmanTest.Podman([]string{"cp", testctr + ":/foo/.", testDirPath}) + // The file will now be created (and written to). + session = podmanTest.Podman([]string{"cp", srcFile.Name(), name + ":foo"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - cmd := exec.Command("ls", testDirPath) - res, err := cmd.Output() - Expect(err).To(BeNil()) - Expect(len(res)).To(Equal(0)) - }) - It("podman cp stdin/stdout", func() { - SkipIfRemote("FIXME: podman-remote cp not implemented yet") - session := podmanTest.Podman([]string{"create", ALPINE, "ls", "foo"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - name := session.OutputToString() + // Copy FROM the container. - testDirPath := filepath.Join(podmanTest.RunRoot, "TestDir2") - err := os.Mkdir(testDirPath, 0755) - Expect(err).To(BeNil()) - defer os.RemoveAll(testDirPath) - cmd := exec.Command("tar", "-zcvf", "file.tar.gz", testDirPath) - _, err = cmd.Output() + destFile, err := ioutil.TempFile("", "") Expect(err).To(BeNil()) + defer destFile.Close() + defer os.Remove(destFile.Name()) - data, err := ioutil.ReadFile("foo.tar.gz") - reader := strings.NewReader(string(data)) - cmd.Stdin = reader - session = podmanTest.Podman([]string{"cp", "-", name + ":/foo"}) + session = podmanTest.Podman([]string{"cp", name + ":foo", destFile.Name()}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - session = podmanTest.Podman([]string{"cp", "file.tar.gz", name + ":/foo.tar.gz"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - session = podmanTest.Podman([]string{"cp", name + ":/foo.tar.gz", "-"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - os.Remove("file.tar.gz") - }) - - It("podman cp tar", func() { - testctr := "testctr" - setup := podmanTest.RunTopContainer(testctr) - setup.WaitWithDefaultTimeout() - Expect(setup.ExitCode()).To(Equal(0)) - - session := podmanTest.Podman([]string{"exec", testctr, "mkdir", "foo"}) + session = podmanTest.Podman([]string{"start", name}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - path, err := os.Getwd() - Expect(err).To(BeNil()) - testDirPath := filepath.Join(path, "TestDir3") - err = os.Mkdir(testDirPath, 0777) + // Now make sure the content matches. + roundtripContent, err := ioutil.ReadFile(destFile.Name()) Expect(err).To(BeNil()) - defer os.RemoveAll(testDirPath) - cmd := exec.Command("tar", "-cvf", "file.tar", testDirPath) - _, err = cmd.Output() - Expect(err).To(BeNil()) - - session = podmanTest.Podman([]string{"cp", "file.tar", "testctr:/foo/"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - session = podmanTest.Podman([]string{"exec", testctr, "ls", "-l", "foo"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - Expect(session.OutputToString()).To(ContainSubstring("file.tar")) - - os.Remove("file.tar") + Expect(roundtripContent).To(Equal(originalContent)) }) - It("podman cp tar --extract", func() { - testctr := "testctr" - setup := podmanTest.RunTopContainer(testctr) - setup.WaitWithDefaultTimeout() - Expect(setup.ExitCode()).To(Equal(0)) - - session := podmanTest.Podman([]string{"exec", testctr, "mkdir", "/foo"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - path, err := os.Getwd() - Expect(err).To(BeNil()) - testDirPath := filepath.Join(path, "TestDir4") - err = os.Mkdir(testDirPath, 0777) - Expect(err).To(BeNil()) - defer os.RemoveAll(testDirPath) - f, err := os.Create(filepath.Join(testDirPath, "a.txt")) - Expect(err).To(BeNil()) - _, err = f.Write([]byte("Hello World!!!\n")) - f.Close() - cmd := exec.Command("tar", "-cvf", "file.tar", "TestDir4") - exec.Command("tar", "-cvf", "/home/mvasek/file.tar", testDirPath) - _, err = cmd.Output() + // Create a symlink in the container, use it as a copy destination and + // make sure that the link and the resolved path are accessible and + // give the right content. + It("podman cp symlink", func() { + srcFile, err := ioutil.TempFile("", "") Expect(err).To(BeNil()) - defer os.Remove("file.tar") + defer srcFile.Close() + defer os.Remove(srcFile.Name()) - session = podmanTest.Podman([]string{"cp", "--extract", "file.tar", "testctr:/foo/"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - session = podmanTest.Podman([]string{"exec", testctr, "cat", "/foo/TestDir4/a.txt"}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - Expect(session.OutputToString()).To(ContainSubstring("Hello World!!!")) - }) + originalContent := []byte("podman cp symlink test") + err = ioutil.WriteFile(srcFile.Name(), originalContent, 0644) + Expect(err).To(BeNil()) - It("podman cp symlink", func() { session := podmanTest.Podman([]string{"run", "-d", ALPINE, "top"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) name := session.OutputToString() - srcPath := filepath.Join(podmanTest.RunRoot, "cp_test.txt") - fromHostToContainer := []byte("copy from host to container") - err := ioutil.WriteFile(srcPath, fromHostToContainer, 0644) - Expect(err).To(BeNil()) - session = podmanTest.Podman([]string{"exec", name, "ln", "-s", "/tmp", "/test"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - session = podmanTest.Podman([]string{"cp", "--pause=false", srcPath, name + ":/test"}) + session = podmanTest.Podman([]string{"cp", "--pause=false", srcFile.Name(), name + ":/test"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - _, err = os.Stat("/tmp/cp_test.txt") - Expect(err).To(Not(BeNil())) - - session = podmanTest.Podman([]string{"exec", name, "ln", "-s", "/tmp/nonesuch", "/test1"}) + session = podmanTest.Podman([]string{"exec", name, "cat", "/tmp/" + filepath.Base(srcFile.Name())}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) + Expect(session.OutputToString()).To(ContainSubstring(string(originalContent))) - session = podmanTest.Podman([]string{"cp", "--pause=false", srcPath, name + ":/test1/"}) + session = podmanTest.Podman([]string{"exec", name, "cat", "/test/" + filepath.Base(srcFile.Name())}) session.WaitWithDefaultTimeout() - Expect(session).To(ExitWithError()) - + Expect(session.ExitCode()).To(Equal(0)) + Expect(session.OutputToString()).To(ContainSubstring(string(originalContent))) }) + + // Copy a file to a volume in the container. The tricky part is that + // containers mustn't be running for copying, so Podman has to do some + // intense Yoga and 1) detect volume paths on the container, 2) resolve + // the path to the volume's mount point on the host, and 3) copy the + // data to the volume and not the container. It("podman cp volume", func() { + srcFile, err := ioutil.TempFile("", "") + Expect(err).To(BeNil()) + defer srcFile.Close() + defer os.Remove(srcFile.Name()) + + originalContent := []byte("podman cp volume") + err = ioutil.WriteFile(srcFile.Name(), originalContent, 0644) + Expect(err).To(BeNil()) session := podmanTest.Podman([]string{"volume", "create", "data"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) @@ -279,23 +151,31 @@ var _ = Describe("Podman cp", func() { session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - err = ioutil.WriteFile("cp_vol", []byte("copy to the volume"), 0644) - if err != nil { - os.Exit(1) - } - session = podmanTest.Podman([]string{"cp", "cp_vol", "container1" + ":/data/cp_vol1"}) + session = podmanTest.Podman([]string{"cp", srcFile.Name(), "container1" + ":/data/file.txt"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - session = podmanTest.Podman([]string{"cp", "container1" + ":/data/cp_vol1", "cp_vol2"}) + // Now get the volume's mount point, read the file and make + // sure the contents match. + session = podmanTest.Podman([]string{"volume", "inspect", "data", "--format", "{{.Mountpoint}}"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - os.Remove("cp_vol") - os.Remove("cp_vol2") + volumeMountPoint := session.OutputToString() + copiedContent, err := ioutil.ReadFile(filepath.Join(volumeMountPoint, "file.txt")) + Expect(err).To(BeNil()) + Expect(copiedContent).To(Equal(originalContent)) }) + // Create another user in the container, let them create a file, copy + // it to the host and back to the container and make sure that we can + // access it, and (roughly) the right users own it. It("podman cp from ctr chown ", func() { + srcFile, err := ioutil.TempFile("", "") + Expect(err).To(BeNil()) + defer srcFile.Close() + defer os.Remove(srcFile.Name()) + setup := podmanTest.RunTopContainer("testctr") setup.WaitWithDefaultTimeout() Expect(setup.ExitCode()).To(Equal(0)) @@ -308,17 +188,19 @@ var _ = Describe("Podman cp", func() { session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - session = podmanTest.Podman([]string{"cp", "--pause=false", "testctr:/tmp/testfile", "testfile1"}) + session = podmanTest.Podman([]string{"cp", "--pause=false", "testctr:/tmp/testfile", srcFile.Name()}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) // owner of the file copied to local machine is not testuser - cmd := exec.Command("ls", "-l", "testfile1") + u, err := user.Current() + Expect(err).To(BeNil()) + cmd := exec.Command("ls", "-l", srcFile.Name()) cmdRet, err := cmd.Output() Expect(err).To(BeNil()) - Expect(strings.Contains(string(cmdRet), "testuser")).To(BeFalse()) + Expect(string(cmdRet)).To(ContainSubstring(u.Username)) - session = podmanTest.Podman([]string{"cp", "--pause=false", "testfile1", "testctr:testfile2"}) + session = podmanTest.Podman([]string{"cp", "--pause=false", srcFile.Name(), "testctr:testfile2"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) @@ -327,45 +209,35 @@ var _ = Describe("Podman cp", func() { session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("root")) - - os.Remove("testfile1") }) - It("podman cp the root directory from the ctr to an existing directory on the host ", func() { - imgName := "test-cp-root-dir:latest" - DockerfileName := "Dockerfile.test-cp-root-dir" - ctrName := "test-container-cp-root" - session := podmanTest.Podman([]string{"build", "-f", "build/" + DockerfileName, "-t", imgName, "build/"}) + // Copy the root dir "/" of a container to the host. + It("podman cp the root directory from the ctr to an existing directory on the host ", func() { + container := "copyroottohost" + session := podmanTest.RunTopContainer(container) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - testDirPath := filepath.Join(podmanTest.RunRoot, "TestDirForCp") - - session = podmanTest.Podman([]string{"create", "--name", ctrName, imgName, "dummy"}) + session = podmanTest.Podman([]string{"exec", container, "touch", "/dummy.txt"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - err := os.Mkdir(testDirPath, 0755) + tmpDir, err := ioutil.TempDir("", "") Expect(err).To(BeNil()) - defer os.RemoveAll(testDirPath) - // Copy the root directory of the container to an existing directory - session = podmanTest.Podman([]string{"cp", ctrName + ":/", testDirPath}) + session = podmanTest.Podman([]string{"cp", container + ":/", tmpDir}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) - // The file should be in the directory, - // not one layer too much of the directory called merged - checkFile := filepath.Join(testDirPath, DockerfileName) - _, err = os.Stat(checkFile) + cmd := exec.Command("ls", "-la", tmpDir) + output, err := cmd.Output() + lsOutput := string(output) Expect(err).To(BeNil()) - - session = podmanTest.Podman([]string{"container", "rm", ctrName}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) - - session = podmanTest.Podman([]string{"rmi", "-f", imgName}) - session.WaitWithDefaultTimeout() - Expect(session.ExitCode()).To(Equal(0)) + Expect(lsOutput).To(ContainSubstring("dummy.txt")) + Expect(lsOutput).To(ContainSubstring("tmp")) + Expect(lsOutput).To(ContainSubstring("etc")) + Expect(lsOutput).To(ContainSubstring("var")) + Expect(lsOutput).To(ContainSubstring("bin")) + Expect(lsOutput).To(ContainSubstring("usr")) }) }) diff --git a/test/system/065-cp.bats b/test/system/065-cp.bats index 6bf897790..43bdf217d 100644 --- a/test/system/065-cp.bats +++ b/test/system/065-cp.bats @@ -7,6 +7,290 @@ load helpers +@test "podman cp file from host to container" { + skip_if_remote "podman-remote does not yet handle cp" + + srcdir=$PODMAN_TMPDIR/cp-test-file-host-to-ctr + mkdir -p $srcdir + local -a randomcontent=( + random-0-$(random_string 10) + random-1-$(random_string 15) + random-2-$(random_string 20) + ) + echo "${randomcontent[0]}" > $srcdir/hostfile0 + echo "${randomcontent[1]}" > $srcdir/hostfile1 + echo "${randomcontent[2]}" > $srcdir/hostfile2 + + run_podman run -d --name cpcontainer --workdir=/srv $IMAGE sleep infinity + run_podman exec cpcontainer mkdir /srv/subdir + + # format is: <id> | <destination arg to cp> | <full dest path> | <test name> + # where: + # id is 0-2, one of the random strings/files + # dest arg is the right-hand argument to 'podman cp' (may be implicit) + # dest path is the full explicit path we expect to see + # test name is a short description of what we're testing here + tests=" +0 | / | /hostfile0 | copy to root +0 | /anotherbase.txt | /anotherbase.txt | copy to root, new name +0 | /tmp | /tmp/hostfile0 | copy to /tmp +1 | /tmp/ | /tmp/hostfile1 | copy to /tmp/ +2 | /tmp/. | /tmp/hostfile2 | copy to /tmp/. +0 | /tmp/hostfile2 | /tmp/hostfile2 | overwrite previous copy +0 | /tmp/anotherbase.txt | /tmp/anotherbase.txt | copy to /tmp, new name +0 | . | /srv/hostfile0 | copy to workdir (rel path), new name +1 | ./ | /srv/hostfile1 | copy to workdir (rel path), new name +0 | anotherbase.txt | /srv/anotherbase.txt | copy to workdir (rel path), new name +0 | subdir | /srv/subdir/hostfile0 | copy to workdir/subdir +" + + # Copy one of the files into container, exec+cat, confirm the file + # is there and matches what we expect + while read id dest dest_fullname description; do + run_podman cp $srcdir/hostfile$id cpcontainer:$dest + run_podman exec cpcontainer cat $dest_fullname + is "$output" "${randomcontent[$id]}" "$description (cp -> ctr:$dest)" + done < <(parse_table "$tests") + + # Host path does not exist. + run_podman 125 cp $srcdir/IdoNotExist cpcontainer:/tmp + is "$output" 'Error: ".*/IdoNotExist" could not be found on the host' \ + "copy nonexistent host path" + + # Container path does not exist. Notice that the error message shows how + # the specified container is resolved. + run_podman 125 cp $srcdir/hostfile0 cpcontainer:/IdoNotExist/ + is "$output" 'Error: "/IdoNotExist/" could not be found on container.*(resolved to .*/IdoNotExist.*' \ + "copy into nonexistent path in container" + + run_podman rm -f cpcontainer +} + + +@test "podman cp --extract=true tar archive to container" { + skip_if_remote "podman-remote does not yet handle cp" + + # Create tempfile with random name and content + dirname=cp-test-extract + srcdir=$PODMAN_TMPDIR/$dirname + mkdir -p $srcdir + rand_filename=$(random_string 20) + rand_content=$(random_string 50) + echo $rand_content > $srcdir/$rand_filename + chmod 644 $srcdir/$rand_filename + + # Now tar it up! + tar_file=$PODMAN_TMPDIR/archive.tar.gz + tar -C $PODMAN_TMPDIR -zvcf $tar_file $dirname + + run_podman run -d --name cpcontainer $IMAGE sleep infinity + + # First just copy without extracting the archive. + run_podman cp $tar_file cpcontainer:/tmp + # Now remove the archive which will also test if it exists and is a file. + # To save expensive exec'ing, create a file for the next tests. + run_podman exec cpcontainer sh -c "rm /tmp/archive.tar.gz; touch /tmp/file.txt" + + # Now copy with extracting the archive. NOTE that Podman should + # auto-decompress the file if needed. + run_podman cp --extract=true $tar_file cpcontainer:/tmp + run_podman exec cpcontainer cat /tmp/$dirname/$rand_filename + is "$output" "$rand_content" + + # Test extract on non archive. + run_podman cp --extract=true $srcdir/$rand_filename cpcontainer:/foo.txt + + # Cannot extract an archive to a file! + run_podman 125 cp --extract=true $tar_file cpcontainer:/tmp/file.txt + is "$output" 'Error: cannot extract archive .* to file "/tmp/file.txt"' + + run_podman rm -f cpcontainer +} + + +@test "podman cp file from container to host" { + skip_if_remote "podman-remote does not yet handle cp" + + srcdir=$PODMAN_TMPDIR/cp-test-file-ctr-to-host + mkdir -p $srcdir + + # Create 3 files with random content in the container. + local -a randomcontent=( + random-0-$(random_string 10) + random-1-$(random_string 15) + random-2-$(random_string 20) + ) + run_podman run -d --name cpcontainer --workdir=/srv $IMAGE sleep infinity + run_podman exec cpcontainer sh -c "echo ${randomcontent[0]} > /tmp/containerfile" + run_podman exec cpcontainer sh -c "echo ${randomcontent[1]} > /srv/containerfile1" + run_podman exec cpcontainer sh -c "mkdir /srv/subdir; echo ${randomcontent[2]} > /srv/subdir/containerfile2" + + # format is: <id> | <source arg to cp> | <destination arg (appended to $srcdir) to cp> | <full dest path (appended to $srcdir)> | <test name> + tests=" +0 | /tmp/containerfile | | /containerfile | copy to srcdir/ +0 | /tmp/containerfile | / | /containerfile | copy to srcdir/ +0 | /tmp/containerfile | /. | /containerfile | copy to srcdir/. +0 | /tmp/containerfile | /newfile | /newfile | copy to srcdir/newfile +1 | containerfile1 | / | /containerfile1 | copy from workdir (rel path) to srcdir +2 | subdir/containerfile2 | / | /containerfile2 | copy from workdir/subdir (rel path) to srcdir +" + + # Copy one of the files to the host, cat, confirm the file + # is there and matches what we expect + while read id src dest dest_fullname description; do + # dest may be "''" for empty table cells + if [[ $dest == "''" ]];then + unset dest + fi + run_podman cp cpcontainer:$src "$srcdir$dest" + run cat $srcdir$dest_fullname + is "$output" "${randomcontent[$id]}" "$description (cp ctr:$src to \$srcdir$dest)" + rm $srcdir/$dest_fullname + done < <(parse_table "$tests") + + run_podman rm -f cpcontainer +} + + +@test "podman cp dir from host to container" { + skip_if_remote "podman-remote does not yet handle cp" + + dirname=dir-test + srcdir=$PODMAN_TMPDIR/$dirname + mkdir -p $srcdir + local -a randomcontent=( + random-0-$(random_string 10) + random-1-$(random_string 15) + ) + echo "${randomcontent[0]}" > $srcdir/hostfile0 + echo "${randomcontent[1]}" > $srcdir/hostfile1 + + run_podman run -d --name cpcontainer --workdir=/srv $IMAGE sleep infinity + run_podman exec cpcontainer mkdir /srv/subdir + + # format is: <source arg to cp (appended to srcdir)> | <destination arg to cp> | <full dest path> | <test name> + tests=" + | / | /dir-test | copy to root + / | /tmp | /tmp/dir-test | copy to tmp + /. | /usr/ | /usr/ | copy contents of dir to usr/ + | . | /srv/dir-test | copy to workdir (rel path) + | subdir/. | /srv/subdir/dir-test | copy to workdir subdir (rel path) +" + + while read src dest dest_fullname description; do + # src may be "''" for empty table cells + if [[ $src == "''" ]];then + unset src + fi + run_podman cp $srcdir$src cpcontainer:$dest + run_podman exec cpcontainer ls $dest_fullname + run_podman exec cpcontainer cat $dest_fullname/hostfile0 + is "$output" "${randomcontent[0]}" "$description (cp -> ctr:$dest)" + run_podman exec cpcontainer cat $dest_fullname/hostfile1 + is "$output" "${randomcontent[1]}" "$description (cp -> ctr:$dest)" + done < <(parse_table "$tests") + + run_podman rm -f cpcontainer +} + + +@test "podman cp dir from container to host" { + skip_if_remote "podman-remote does not yet handle cp" + + srcdir=$PODMAN_TMPDIR/dir-test + mkdir -p $srcdir + + run_podman run -d --name cpcontainer --workdir=/srv $IMAGE sleep infinity + run_podman exec cpcontainer sh -c 'mkdir /srv/subdir; echo "This first file is on the container" > /srv/subdir/containerfile1' + run_podman exec cpcontainer sh -c 'echo "This second file is on the container as well" > /srv/subdir/containerfile2' + + run_podman cp cpcontainer:/srv $srcdir + run cat $srcdir/srv/subdir/containerfile1 + is "$output" "This first file is on the container" + run cat $srcdir/srv/subdir/containerfile2 + is "$output" "This second file is on the container as well" + rm -rf $srcdir/srv/subdir + + run_podman cp cpcontainer:/srv/. $srcdir + run ls $srcdir/subdir + run cat $srcdir/subdir/containerfile1 + is "$output" "This first file is on the container" + run cat $srcdir/subdir/containerfile2 + is "$output" "This second file is on the container as well" + rm -rf $srcdir/subdir + + run_podman cp cpcontainer:/srv/subdir/. $srcdir + run cat $srcdir/containerfile1 + is "$output" "This first file is on the container" + run cat $srcdir/containerfile2 + is "$output" "This second file is on the container as well" + + run_podman rm -f cpcontainer +} + + +@test "podman cp file from host to container volume" { + skip_if_remote "podman-remote does not yet handle cp" + + srcdir=$PODMAN_TMPDIR/cp-test-volume + mkdir -p $srcdir + echo "This file should be in volume2" > $srcdir/hostfile + volume1=$(random_string 20) + volume2=$(random_string 20) + + run_podman volume create $volume1 + run_podman volume inspect $volume1 --format "{{.Mountpoint}}" + volume1_mount="$output" + run_podman volume create $volume2 + run_podman volume inspect $volume2 --format "{{.Mountpoint}}" + volume2_mount="$output" + + # Create a container using the volume. Note that copying on not-running + # containers is allowed, so Podman has to analyze the container paths and + # check if they are hitting a volume, and eventually resolve to the path on + # the *host*. + # This test is extra tricky, as volume2 is mounted into a sub-directory of + # volume1. Podman must copy the file into volume2 and not volume1. + run_podman create --name cpcontainer -v $volume1:/tmp/volume -v $volume2:/tmp/volume/sub-volume $IMAGE + + run_podman cp $srcdir/hostfile cpcontainer:/tmp/volume/sub-volume + + run cat $volume2_mount/hostfile + is "$output" "This file should be in volume2" + + # Volume 1 must be empty. + run ls $volume1_mount + is "$output" "" + + run_podman rm -f cpcontainer + run_podman volume rm $volume1 $volume2 +} + + +@test "podman cp file from host to container mount" { + skip_if_remote "podman-remote does not yet handle cp" + + srcdir=$PODMAN_TMPDIR/cp-test-mount-src + mountdir=$PODMAN_TMPDIR/cp-test-mount + mkdir -p $srcdir $mountdir + echo "This file should be in the mount" > $srcdir/hostfile + + volume=$(random_string 20) + run_podman volume create $volume + + # Make it a bit more complex and put the mount on a volume. + run_podman create --name cpcontainer -v $volume:/tmp/volume -v $mountdir:/tmp/volume/mount $IMAGE + + run_podman cp $srcdir/hostfile cpcontainer:/tmp/volume/mount + + run cat $mountdir/hostfile + is "$output" "This file should be in the mount" + + run_podman rm -f cpcontainer + run_podman volume rm $volume +} + + # Create two random-name random-content files in /tmp in the container # podman-cp them into the host using '/tmp/*', i.e. asking podman to # perform wildcard expansion in the container. We should get both @@ -51,8 +335,7 @@ load helpers run_podman 125 cp 'cpcontainer:/tmp/*' $dstdir/ # FIXME: this might not be the exactly correct error message - is "$output" ".*error evaluating symlinks.*lstat.*no such file or dir" \ - "Expected error from copying invalid symlink" + is "$output" 'Error: "/tmp/\*" could not be found on container.*' # make sure there are no files in dstdir is "$(/bin/ls -1 $dstdir)" "" "incorrectly copied symlink from host" @@ -78,8 +361,7 @@ load helpers sh -c "ln -s $srcdir/hostfile file1;ln -s file\* copyme" run_podman 125 cp cpcontainer:copyme $dstdir - is "$output" ".*error evaluating symlinks.*lstat.*no such file or dir" \ - "Expected error from copying invalid symlink" + is "$output" 'Error: "copyme*" could not be found on container.*' # make sure there are no files in dstdir is "$(/bin/ls -1 $dstdir)" "" "incorrectly copied symlink from host" @@ -101,8 +383,7 @@ load helpers sh -c "ln -s $srcdir/hostfile /tmp/\*" run_podman 125 cp 'cpcontainer:/tmp/*' $dstdir - is "$output" ".*error evaluating symlinks.*lstat.*no such file or dir" \ - "Expected error from copying invalid symlink" + is "$output" 'Error: "/tmp/\*" could not be found on container.*' # dstdir must be empty is "$(/bin/ls -1 $dstdir)" "" "incorrectly copied symlink from host" @@ -110,8 +391,6 @@ load helpers run_podman rm cpcontainer } -############################################################################### -# cp INTO container # THIS IS EXTREMELY WEIRD. Podman expands symlinks in weird ways. @test "podman cp into container: weird symlink expansion" { @@ -148,7 +427,7 @@ load helpers is "$output" "" "output from podman cp 1" run_podman 125 cp --pause=false $srcdir/$rand_filename2 cpcontainer:/tmp/d2/x/ - is "$output" ".*stat.* no such file or directory" "cp will not create nonexistent destination directory" + is "$output" 'Error: "/tmp/d2/x/" could not be found on container.*' "cp will not create nonexistent destination directory" run_podman cp --pause=false $srcdir/$rand_filename3 cpcontainer:/tmp/d3/x is "$output" "" "output from podman cp 3" @@ -160,6 +439,7 @@ load helpers run_podman exec cpcontainer cat /tmp/nonesuch1 is "$output" "$rand_content1" "cp creates destination file" + # cp into nonexistent directory should not mkdir nonesuch2 directory run_podman 1 exec cpcontainer test -e /tmp/nonesuch2 @@ -168,8 +448,6 @@ load helpers is "$output" "$rand_content3" "cp creates file named x" run_podman rm -f cpcontainer - - } @@ -212,6 +490,103 @@ load helpers } +@test "podman cp from stdin to container" { + skip_if_remote "podman-remote does not yet handle cp" + + # Create tempfile with random name and content + srcdir=$PODMAN_TMPDIR/cp-test-stdin + mkdir -p $srcdir + rand_filename=$(random_string 20) + rand_content=$(random_string 50) + echo $rand_content > $srcdir/$rand_filename + chmod 644 $srcdir/$rand_filename + + # Now tar it up! + tar_file=$PODMAN_TMPDIR/archive.tar.gz + tar -zvcf $tar_file $srcdir + + run_podman run -d --name cpcontainer $IMAGE sleep infinity + + # NOTE: podman is supposed to auto-detect the gzip compression and + # decompress automatically. + # + # "-" will evaluate to "/dev/stdin" when used a source. + run_podman cp - cpcontainer:/tmp < $tar_file + run_podman exec cpcontainer cat /tmp/$srcdir/$rand_filename + is "$output" "$rand_content" + run_podman exec cpcontainer rm -rf /tmp/$srcdir + + # Now for "/dev/stdin". + run_podman cp /dev/stdin cpcontainer:/tmp < $tar_file + run_podman exec cpcontainer cat /tmp/$srcdir/$rand_filename + is "$output" "$rand_content" + + # Error checks below ... + + # Input stream must be a (compressed) tar archive. + run_podman 125 cp - cpcontainer:/tmp < $srcdir/$rand_filename + is "$output" "Error:.*: error reading tar stream.*" "input stream must be a (compressed) tar archive" + + # Destination must be a directory (on an existing file). + run_podman exec cpcontainer touch /tmp/file.txt + run_podman 125 cp /dev/stdin cpcontainer:/tmp/file.txt < $tar_file + is "$output" 'Error: destination must be a directory or stream when copying from a stream' + + # Destination must be a directory (on an absent path). + run_podman 125 cp /dev/stdin cpcontainer:/tmp/IdoNotExist < $tar_file + is "$output" 'Error: destination must be a directory or stream when copying from a stream' + + run_podman rm -f cpcontainer +} + + +@test "podman cp from container to stdout" { + skip_if_remote "podman-remote does not yet handle cp" + + srcdir=$PODMAN_TMPDIR/cp-test-stdout + mkdir -p $srcdir + rand_content=$(random_string 50) + + run_podman run -d --name cpcontainer $IMAGE sleep infinity + + run_podman exec cpcontainer sh -c "echo '$rand_content' > /tmp/file.txt" + run_podman exec cpcontainer touch /tmp/empty.txt + + # Copying from stdout will always compress. So let's copy the previously + # created file from the container via stdout, untar the archive and make + # sure the file exists with the expected content. + # + # NOTE that we can't use run_podman because that uses the BATS 'run' + # function which redirects stdout and stderr. Here we need to guarantee + # that podman's stdout is a pipe, not any other form of redirection. + + # Copy file. + $PODMAN cp cpcontainer:/tmp/file.txt - > $srcdir/stdout.tar + if [ $? -ne 0 ]; then + die "Command failed: podman cp ... - | cat" + fi + + tar xvf $srcdir/stdout.tar -C $srcdir + run cat $srcdir/file.txt + is "$output" "$rand_content" + run 1 ls $srcfir/empty.txt + rm -f $srcdir/* + + # Copy directory. + $PODMAN cp cpcontainer:/tmp - > $srcdir/stdout.tar + if [ $? -ne 0 ]; then + die "Command failed: podman cp ... - | cat : $output" + fi + + tar xvf $srcdir/stdout.tar -C $srcdir + run cat $srcdir/file.txt + is "$output" "$rand_content" + run cat $srcdir/empty.txt + is "$output" "" + + run_podman rm -f cpcontainer +} + function teardown() { # In case any test fails, clean up the container we left behind run_podman rm -f cpcontainer |