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-rw-r--r--test/system/065-cp.bats229
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+#!/usr/bin/env bats -*- bats -*-
+#
+# Tests for 'podman cp'
+#
+# ASSUMPTION FOR ALL THESE TESTS: /tmp in the container starts off empty
+#
+
+load helpers
+
+# 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
+# files copied into the host.
+@test "podman cp * - wildcard copy multiple files from container to host" {
+ skip_if_remote "podman-remote does not yet handle cp"
+
+ srcdir=$PODMAN_TMPDIR/cp-test-in
+ dstdir=$PODMAN_TMPDIR/cp-test-out
+ mkdir -p $srcdir $dstdir
+
+ rand_filename1=$(random_string 20)
+ rand_content1=$(random_string 50)
+ rand_filename2=$(random_string 20)
+ rand_content2=$(random_string 50)
+
+ run_podman run --name cpcontainer $IMAGE sh -c \
+ "echo $rand_content1 >/tmp/$rand_filename1;
+ echo $rand_content2 >/tmp/$rand_filename2"
+
+ run_podman cp 'cpcontainer:/tmp/*' $dstdir
+
+ test -e $dstdir/$rand_filename1 || die "file 1 not copied from container"
+ test -e $dstdir/$rand_filename2 || die "file 2 not copied from container"
+
+ is "$(<$dstdir/$rand_filename1)" "$rand_content1" "content of file 1"
+ is "$(<$dstdir/$rand_filename2)" "$rand_content2" "content of file 2"
+
+ run_podman rm cpcontainer
+}
+
+
+# Create a file on the host; make a symlink in the container pointing
+# into host-only space. Try to podman-cp that symlink. It should fail.
+@test "podman cp - will not recognize symlink pointing into host space" {
+ skip_if_remote "podman-remote does not yet handle cp"
+ skip "BROKEN: PLEASE ENABLE ONCE #3829 GETS FIXED"
+
+ srcdir=$PODMAN_TMPDIR/cp-test-in
+ dstdir=$PODMAN_TMPDIR/cp-test-out
+ mkdir -p $srcdir $dstdir
+ echo "this file is on the host" >$srcdir/hostfile
+
+ run_podman run --name cpcontainer $IMAGE \
+ sh -c "ln -s $srcdir/hostfile /tmp/badlink"
+ # This should fail because, from the container's perspective, the symlink
+ # points to a nonexistent file
+ 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"
+
+ # make sure there are no files in dstdir
+ is "$(/bin/ls -1 $dstdir)" "" "incorrectly copied symlink from host"
+
+ run_podman rm cpcontainer
+}
+
+
+# Issue #3829 - like the above, but with a level of indirection in the
+# wildcard expansion: create a file on the host; create a symlink in
+# the container named 'file1' pointing to this file; then another symlink
+# in the container pointing to 'file*' (file star). Try to podman-cp
+# this invalid double symlink. It must fail.
+@test "podman cp - will not expand globs in host space (#3829)" {
+ skip_if_remote "podman-remote does not yet handle cp"
+ skip "BROKEN: PLEASE ENABLE ONCE #3829 GETS FIXED"
+
+ srcdir=$PODMAN_TMPDIR/cp-test-in
+ dstdir=$PODMAN_TMPDIR/cp-test-out
+ mkdir -p $srcdir $dstdir
+ echo "This file is on the host" > $srcdir/hostfile
+
+ run_podman run --name cpcontainer $IMAGE \
+ 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"
+
+ # make sure there are no files in dstdir
+ is "$(/bin/ls -1 $dstdir)" "" "incorrectly copied symlink from host"
+
+ run_podman rm cpcontainer
+}
+
+
+# Another symlink into host space, this one named '*' (star). cp should fail.
+@test "podman cp - will not expand wildcard" {
+ skip_if_remote "podman-remote does not yet handle cp"
+
+ srcdir=$PODMAN_TMPDIR/cp-test-in
+ dstdir=$PODMAN_TMPDIR/cp-test-out
+ mkdir -p $srcdir $dstdir
+ echo "This file lives on the host" > $srcdir/hostfile
+
+ run_podman run --name cpcontainer $IMAGE \
+ 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"
+
+ # dstdir must be empty
+ is "$(/bin/ls -1 $dstdir)" "" "incorrectly copied symlink from host"
+
+ run_podman rm cpcontainer
+}
+
+###############################################################################
+# cp INTO container
+
+# THIS IS EXTREMELY WEIRD. Podman expands symlinks in weird ways.
+@test "podman cp into container: weird symlink expansion" {
+ skip_if_remote "podman-remote does not yet handle cp"
+
+ srcdir=$PODMAN_TMPDIR/cp-test-in
+ dstdir=$PODMAN_TMPDIR/cp-test-out
+ mkdir -p $srcdir $dstdir
+
+ rand_filename1=$(random_string 20)
+ rand_content1=$(random_string 50)
+ echo $rand_content1 > $srcdir/$rand_filename1
+
+ rand_filename2=$(random_string 20)
+ rand_content2=$(random_string 50)
+ echo $rand_content2 > $srcdir/$rand_filename2
+
+ rand_filename3=$(random_string 20)
+ rand_content3=$(random_string 50)
+ echo $rand_content3 > $srcdir/$rand_filename3
+
+ # Create tmp subdirectories in container, most with an invalid 'x' symlink
+ # Keep container running so we can exec into it.
+ run_podman run -d --name cpcontainer $IMAGE \
+ sh -c "mkdir /tmp/d1;ln -s /tmp/nonesuch1 /tmp/d1/x;
+ mkdir /tmp/d2;ln -s /tmp/nonesuch2 /tmp/d2/x;
+ mkdir /tmp/d3;
+ 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
+ run_podman cp $srcdir/$rand_filename1 cpcontainer:/tmp/d1/x
+ is "$output" "" "output from podman cp 1"
+
+ run_podman cp $srcdir/$rand_filename2 cpcontainer:/tmp/d2/x/
+ is "$output" "" "output from podman cp 3"
+
+ run_podman cp $srcdir/$rand_filename3 cpcontainer:/tmp/d3/x
+ is "$output" "" "output from podman cp 3"
+
+ # Read back.
+ # In the first case, podman actually creates the file nonesuch1 (i.e.
+ # podman expands 'x -> nonesuch1' and, instead of overwriting x,
+ # creates an actual file).
+ run_podman exec cpcontainer cat /tmp/nonesuch1
+ is "$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"
+
+ # In the third case, podman (correctly imo) creates a file named 'x'
+ run_podman exec cpcontainer cat /tmp/d3/x
+ is "$output" "$rand_content3" "cp creates file named x"
+
+ run_podman rm -f cpcontainer
+
+
+}
+
+
+# rhbz1741718 : file copied into container:/var/lib/foo appears as /foo
+# (docker only, never seems to have affected podman. Make sure it never does).
+@test "podman cp into a subdirectory matching GraphRoot" {
+ skip_if_remote "podman-remote does not yet handle cp"
+
+ # Create tempfile with random name and content
+ srcdir=$PODMAN_TMPDIR/cp-test-in
+ mkdir -p $srcdir
+ rand_filename=$(random_string 20)
+ rand_content=$(random_string 50)
+ echo $rand_content > $srcdir/$rand_filename
+ chmod 644 $srcdir/$rand_filename
+
+ # Determine path to podman storage (eg /var/lib/c/s, or $HOME/.local/...)
+ run_podman info --format '{{.store.GraphRoot}}'
+ graphroot=$output
+
+ # Create that directory in the container, and sleep (to keep container
+ # running, so we can exec into it). The trap/while is so podman-rm will
+ # run quickly instead of taking 10 seconds.
+ run_podman run -d --name cpcontainer $IMAGE sh -c \
+ "mkdir -p $graphroot; trap 'exit 0' 15;while :;do sleep 0.5;done"
+
+ # Copy from host into container.
+ run_podman cp $srcdir/$rand_filename cpcontainer:$graphroot/$rand_filename
+
+ # ls, and confirm it's there.
+ run_podman exec cpcontainer ls -l $graphroot/$rand_filename
+ is "$output" "-rw-r--r-- .* 1 .* root .* 51 .* $graphroot/$rand_filename" \
+ "File is copied into container in the correct (full) path"
+
+ # Confirm it has the expected content (this is unlikely to ever fail)
+ run_podman exec cpcontainer cat $graphroot/$rand_filename
+ is "$output" "$rand_content" "Contents of file copied into container"
+
+ run_podman rm -f cpcontainer
+}
+
+
+function teardown() {
+ # In case any test fails, clean up the container we left behind
+ run_podman rm -f cpcontainer
+ basic_teardown
+}
+
+# vim: filetype=sh