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-rw-r--r--cmd/podman/cp.go4
-rw-r--r--docs/podman-cp.1.md2
-rw-r--r--test/e2e/cp_test.go51
-rw-r--r--test/system/065-cp.bats13
4 files changed, 46 insertions, 24 deletions
diff --git a/cmd/podman/cp.go b/cmd/podman/cp.go
index 7205f9357..75a23afd6 100644
--- a/cmd/podman/cp.go
+++ b/cmd/podman/cp.go
@@ -290,7 +290,7 @@ func copy(src, destPath, dest string, idMappingOpts storage.IDMappingOptions, ch
}
destdir := destPath
- if !srcfi.IsDir() && !strings.HasSuffix(dest, string(os.PathSeparator)) {
+ if !srcfi.IsDir() {
destdir = filepath.Dir(destPath)
}
_, err = os.Stat(destdir)
@@ -329,7 +329,7 @@ func copy(src, destPath, dest string, idMappingOpts storage.IDMappingOptions, ch
destfi, err := os.Stat(destPath)
if err != nil {
- if !os.IsNotExist(err) {
+ if !os.IsNotExist(err) || strings.HasSuffix(dest, string(os.PathSeparator)) {
return errors.Wrapf(err, "failed to get stat of dest path %s", destPath)
}
}
diff --git a/docs/podman-cp.1.md b/docs/podman-cp.1.md
index 736bdb12a..0f54b2e8b 100644
--- a/docs/podman-cp.1.md
+++ b/docs/podman-cp.1.md
@@ -29,7 +29,7 @@ Assuming a path separator of /, a first argument of **src_path** and second argu
- **dest_path** does not exist
- the file is saved to a file created at **dest_path**
- **dest_path** does not exist and ends with /
- - **dest_path** is created as a directory and the file is copied into this directory using the basename from **src_path**
+ - Error condition: the destination directory must exist.
- **dest_path** exists and is a file
- the destination is overwritten with the source file's contents
- **dest_path** exists and is a directory
diff --git a/test/e2e/cp_test.go b/test/e2e/cp_test.go
index 9b0cb757d..3317683de 100644
--- a/test/e2e/cp_test.go
+++ b/test/e2e/cp_test.go
@@ -51,6 +51,10 @@ var _ = Describe("Podman cp", func() {
err := ioutil.WriteFile(srcPath, fromHostToContainer, 0644)
Expect(err).To(BeNil())
+ session = podmanTest.Podman([]string{"cp", srcPath, name + ":foo/"})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(Not(Equal(0)))
+
session = podmanTest.Podman([]string{"cp", srcPath, name + ":foo"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
@@ -65,30 +69,29 @@ var _ = Describe("Podman cp", func() {
})
It("podman cp file to dir", func() {
- srcPath := filepath.Join(podmanTest.RunRoot, "cp_test.txt")
- dstDir := filepath.Join(podmanTest.RunRoot, "receive")
+ 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)
+ Expect(err).To(BeNil())
- session := podmanTest.Podman([]string{"create", ALPINE, "ls", "foodir/"})
+ session := podmanTest.Podman([]string{"exec", name, "mkdir", "foodir"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
- name := session.OutputToString()
-
- err := ioutil.WriteFile(srcPath, fromHostToContainer, 0644)
- Expect(err).To(BeNil())
- err = os.Mkdir(dstDir, 0755)
- Expect(err).To(BeNil())
session = podmanTest.Podman([]string{"cp", srcPath, name + ":foodir/"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
- session = podmanTest.Podman([]string{"cp", name + ":foodir/cp_test.txt", dstDir})
+ session = podmanTest.Podman([]string{"exec", name, "ls", "foodir/cp_test.txt"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
- os.Remove("cp_test.txt")
- os.RemoveAll("receive")
+ os.Remove("/tmp/cp_test.txt")
})
It("podman cp dir to dir", func() {
@@ -137,10 +140,18 @@ var _ = Describe("Podman cp", func() {
session = podmanTest.Podman([]string{"cp", name + ":/foo.tar.gz", "-"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
+
+ os.RemoveAll(testDirPath)
+ os.Remove("file.tar.gz")
})
It("podman cp tar", func() {
- session := podmanTest.Podman([]string{"create", "--name", "testctr", ALPINE, "ls", "-l", "foo"})
+ 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))
@@ -157,7 +168,7 @@ var _ = Describe("Podman cp", func() {
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
- session = podmanTest.Podman([]string{"start", "-a", "testctr"})
+ session = podmanTest.Podman([]string{"exec", testctr, "ls", "-l", "foo"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(session.OutputToString()).To(ContainSubstring("file.tar"))
@@ -187,6 +198,15 @@ var _ = Describe("Podman cp", func() {
_, err = os.Stat("/tmp/cp_test.txt")
Expect(err).To(Not(BeNil()))
+
+ session = podmanTest.Podman([]string{"exec", name, "ln", "-s", "/tmp/nonesuch", "/test1"})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(Equal(0))
+
+ session = podmanTest.Podman([]string{"cp", "--pause=false", srcPath, name + ":/test1/"})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(Not(Equal(0)))
+
})
It("podman cp volume", func() {
session := podmanTest.Podman([]string{"volume", "create", "data"})
@@ -208,6 +228,9 @@ var _ = Describe("Podman cp", func() {
session = podmanTest.Podman([]string{"cp", "container1" + ":/data/cp_vol1", "cp_vol2"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
+
+ os.Remove("cp_vol")
+ os.Remove("cp_vol2")
})
It("podman cp from ctr chown ", func() {
diff --git a/test/system/065-cp.bats b/test/system/065-cp.bats
index 0ca730a50..38660a13c 100644
--- a/test/system/065-cp.bats
+++ b/test/system/065-cp.bats
@@ -144,12 +144,13 @@ load helpers
trap 'exit 0' 15;while :;do sleep 0.5;done"
# Copy file from host into container, into a file named 'x'
- # Note that the second has a trailing slash; this will trigger mkdir
+ # Note that the second has a trailing slash, implying a directory.
+ # Since that destination directory doesn't exist, the cp will fail
run_podman cp --pause=false $srcdir/$rand_filename1 cpcontainer:/tmp/d1/x
is "$output" "" "output from podman cp 1"
- run_podman cp --pause=false $srcdir/$rand_filename2 cpcontainer:/tmp/d2/x/
- is "$output" "" "output from podman cp 3"
+ run_podman 125 cp --pause=false $srcdir/$rand_filename2 cpcontainer:/tmp/d2/x/
+ is "$output" "Error: failed to get stat of dest path .*stat.* no such file or directory" "cp will not create nonexistent destination directory"
run_podman cp --pause=false $srcdir/$rand_filename3 cpcontainer:/tmp/d3/x
is "$output" "" "output from podman cp 3"
@@ -161,10 +162,8 @@ load helpers
run_podman exec cpcontainer cat /tmp/nonesuch1
is "$output" "$rand_content1" "cp creates destination file"
- # In the second case, podman creates a directory nonesuch2, then
- # creates a file with the same name as the input file. THIS IS WEIRD!
- run_podman exec cpcontainer cat /tmp/nonesuch2/$rand_filename2
- is "$output" "$rand_content2" "cp creates destination dir and file"
+ # cp into nonexistent directory should not mkdir nonesuch2 directory
+ run_podman 1 exec cpcontainer test -e /tmp/nonesuch2
# In the third case, podman (correctly imo) creates a file named 'x'
run_podman exec cpcontainer cat /tmp/d3/x