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065-cp.bats
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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
# All tests here can be run in parallel
# bats file_tags=ci:parallel
@test "podman cp file from host to container" {
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
mkdir -p $srcdir/subdir
echo "${randomcontent[2]}" > $srcdir/subdir/dotfile.
local destrunning="c-destrun-$(safename)"
run_podman run -d --name $destrunning --workdir=/srv $IMAGE sh -c "mkdir /srv/subdir; echo READY; sleep infinity"
wait_for_ready $destrunning
# Commit the image for testing non-running containers
run_podman commit -q $destrunning
cpimage="$output"
# 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/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
"
defer-assertion-failures
# RUNNING container
while read id dest dest_fullname description; do
run_podman cp $srcdir/hostfile$id $destrunning:$dest
run_podman exec $destrunning cat $dest_fullname
is "$output" "${randomcontent[$id]}" "$description (cp -> ctr:$dest)"
done < <(parse_table "$tests")
# Dots are special for dirs not files.
run_podman cp $srcdir/subdir/dotfile. $destrunning:/tmp
run_podman exec $destrunning cat /tmp/dotfile.
is "$output" "${randomcontent[2]}" "$description (cp -> ctr:$dest)"
# Host path does not exist.
run_podman 125 cp $srcdir/IdoNotExist $destrunning:/tmp
is "$output" 'Error: ".*/IdoNotExist" could not be found on the host' \
"copy nonexistent host path"
# Container (parent) path does not exist.
run_podman 125 cp $srcdir/hostfile0 $destrunning:/IdoNotExist/
is "$output" "Error: \"/IdoNotExist/\" could not be found on container $destrunning: no such file or directory" \
"copy into nonexistent path in container"
run_podman rm -t 0 -f $destrunning
# CREATED container
while read id dest dest_fullname description; do
local destcreated="c-destcreated-$(safename)"
run_podman create --name $destcreated --workdir=/srv $cpimage sleep infinity
run_podman cp $srcdir/hostfile$id $destcreated:$dest
run_podman start $destcreated
run_podman exec $destcreated cat $dest_fullname
is "$output" "${randomcontent[$id]}" "$description (cp -> ctr:$dest)"
run_podman rm -t 0 -f $destcreated
done < <(parse_table "$tests")
run_podman rmi -f $cpimage
}
@test "podman cp file from host to container tmpfs mount" {
srcdir=$PODMAN_TMPDIR/cp-test-file-host-to-ctr
mkdir -p $srcdir
content=tmpfile-content$(random_string 20)
echo $content > $srcdir/file
# RUNNING container
local destrunning="c-destrun-$(safename)"
run_podman run -d --mount type=tmpfs,dst=/tmp --name $destrunning $IMAGE sleep infinity
run_podman cp $srcdir/file $destrunning:/tmp
run_podman exec $destrunning cat /tmp/file
is "$output" "${content}" "cp to running container's tmpfs"
run_podman rm -t 0 -f $destrunning
# CREATED container (with copy up)
local destcreated=cdestcreated$(safename)
run_podman create --mount type=tmpfs,dst=/tmp --name $destcreated $IMAGE sleep infinity
run_podman cp $srcdir/file $destcreated:/tmp
run_podman start $destcreated
run_podman exec $destcreated cat /tmp/file
is "$output" "${content}" "cp to created container's tmpfs"
run_podman rm -t 0 -f $destcreated
}
@test "podman cp (-a=true) file from host to container and check ownership" {
srcdir=$PODMAN_TMPDIR/cp-test-file-host-to-ctr
mkdir -p $srcdir
content=cp-user-test-$(random_string 10)
echo "content" > $srcdir/hostfile
userid=$(id -u)
keepid="--userns=keep-id"
is_rootless || keepid=""
local destrunning="c-destrun-$(safename)"
run_podman run --user=$userid ${keepid} -d --name $destrunning $IMAGE sleep infinity
run_podman cp $srcdir/hostfile $destrunning:/tmp/hostfile
run_podman exec $destrunning stat -c "%u" /tmp/hostfile
is "$output" "$userid" "copied file is chowned to the container user"
run_podman rm -t 0 -f $destrunning
}
@test "podman cp (-a=false) file from host to container and check ownership" {
local tmpdir="${PODMAN_TMPDIR}/cp-test-file-host-to-ctr"
mkdir -p "${tmpdir}"
pushd "${tmpdir}"
touch a.txt
tar --owner=1042 --group=1043 -cf a.tar a.txt
popd
userid=$(id -u)
keepid="--userns=keep-id"
is_rootless || keepid=""
local destrunning="c-destrun-$(safename)"
run_podman run --user=$userid ${keepid} -d --name $destrunning $IMAGE sleep infinity
run_podman cp -a=false - $destrunning:/tmp/ < "${tmpdir}/a.tar"
run_podman exec $destrunning stat -c "%u:%g" /tmp/a.txt
is "$output" "1042:1043" "copied file retains uid/gid from the tar"
run_podman rm -t 0 -f $destrunning
}
@test "podman cp file from/to host while --pid=host" {
if is_rootless && ! is_cgroupsv2; then
skip "'podman cp --pid=host' (rootless) only works with cgroups v2"
fi
srcdir=$PODMAN_TMPDIR/cp-pid-equals-host
mkdir -p $srcdir
touch $srcdir/hostfile
local cpcontainer="cpctr-$(safename)"
run_podman run --pid=host -d --name $cpcontainer $IMAGE sleep infinity
run_podman cp $srcdir/hostfile $cpcontainer:/tmp/hostfile
run_podman cp $cpcontainer:/tmp/hostfile $srcdir/hostfile1
run_podman rm -t 0 -f $cpcontainer
}
@test "podman cp file from container to host" {
srcdir=$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)
)
local srcrunning="c-srcrun-$(safename)"
run_podman run -d --name $srcrunning --workdir=/srv $IMAGE sh -c "mkdir /srv/subdir;
echo ${randomcontent[0]} > /tmp/containerfile;
echo ${randomcontent[0]} > /tmp/dotfile.;
echo ${randomcontent[1]} > /srv/containerfile1;
echo ${randomcontent[2]} > /srv/subdir/containerfile2;
echo READY;
sleep infinity"
wait_for_ready $srcrunning
# Commit the image for testing non-running containers
run_podman commit -q $srcrunning
cpimage="$output"
# 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/dotfile. | | /dotfile. | 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
"
defer-assertion-failures
# RUNNING container
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 $srcrunning:$src "$srcdir$dest"
is "$(< $srcdir$dest_fullname)" "${randomcontent[$id]}" "$description (cp ctr:$src to \$srcdir$dest)"
rm $srcdir$dest_fullname
done < <(parse_table "$tests")
run_podman rm -t 0 -f $srcrunning
# Created container
local srccreated="c-src-crt-$(safename)"
run_podman create --name $srccreated --workdir=/srv $cpimage
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 $srccreated:$src "$srcdir$dest"
is "$(< $srcdir$dest_fullname)" "${randomcontent[$id]}" "$description (cp ctr:$src to \$srcdir$dest)"
rm $srcdir$dest_fullname
done < <(parse_table "$tests")
run_podman rm -t 0 -f $srccreated
run_podman rmi -f $cpimage
}
@test "podman cp file from container to container" {
# Create 3 files with random content in the container.
local -a randomcontent=(
random-0-$(random_string 10)
random-1-$(random_string 15)
random-2-$(random_string 20)
)
local srcrunning="c-src-run-$(safename)"
run_podman run -d --name $srcrunning --workdir=/srv $IMAGE sh -c "mkdir /srv/subdir;
echo ${randomcontent[0]} > /tmp/containerfile;
echo ${randomcontent[0]} > /tmp/dotfile.;
echo ${randomcontent[1]} > /srv/containerfile1;
echo ${randomcontent[2]} > /srv/subdir/containerfile2;
echo READY;
sleep infinity"
wait_for_ready $srcrunning
# Commit the image for testing non-running containers
run_podman commit -q $srcrunning
cpimage="$output"
# 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 | /
0 | /tmp/dotfile. | / | /dotfile. | /
0 | /tmp/containerfile | / | /containerfile | /
0 | /tmp/containerfile | /. | /containerfile | /.
0 | /tmp/containerfile | /newfile | /newfile | /newfile
1 | containerfile1 | / | /containerfile1 | copy from workdir (rel path) to /
2 | subdir/containerfile2 | / | /containerfile2 | copy from workdir/subdir (rel path) to /
"
defer-assertion-failures
# From RUNNING container
local -a destcontainers=()
while read id src dest dest_fullname description; do
# dest may be "''" for empty table cells
if [[ $dest == "''" ]];then
unset dest
fi
# To RUNNING container
run_podman run -d $IMAGE sleep infinity
destcontainer="$output"
destcontainers+=($destcontainer)
run_podman cp $srcrunning:$src $destcontainer:"$dest"
run_podman exec $destcontainer cat "$dest_fullname"
is "$output" "${randomcontent[$id]}" "$description (cp ctr:$src to $dest - RUNNING)"
# To CREATED container
run_podman create $IMAGE sleep infinity
destcontainer="$output"
destcontainers+=($destcontainer)
run_podman cp $srcrunning:$src $destcontainer:"$dest"
run_podman start $destcontainer
run_podman exec $destcontainer cat "$dest_fullname"
is "$output" "${randomcontent[$id]}" "$description (cp ctr:$src to $dest - CREATED)"
done < <(parse_table "$tests")
run_podman rm -t 0 -f $srcrunning ${destcontainers[@]}
# From CREATED container
destcontainers=()
local srccreated="c-src-crt-$(safename)"
run_podman create --name $srccreated --workdir=/srv $cpimage
while read id src dest dest_fullname description; do
# dest may be "''" for empty table cells
if [[ $dest == "''" ]];then
unset dest
fi
# To RUNNING container
run_podman run -d $IMAGE sleep infinity
destcontainer="$output"
destcontainers+=($destcontainer)
run_podman cp $srccreated:$src $destcontainer:"$dest"
run_podman exec $destcontainer cat "$dest_fullname"
is "$output" "${randomcontent[$id]}" "$description (cp ctr:$src to $dest)"
# To CREATED container
run_podman create $IMAGE sleep infinity
destcontainer="$output"
destcontainers+=($destcontainer)
run_podman cp $srccreated:$src $destcontainer:"$dest"
run_podman start $destcontainer
run_podman exec $destcontainer cat "$dest_fullname"
is "$output" "${randomcontent[$id]}" "$description (cp ctr:$src to $dest)"
done < <(parse_table "$tests")
run_podman rm -t 0 -f $srccreated ${destcontainers[@]}
run_podman rmi -f $cpimage
}
@test "podman cp dir from host to container" {
srcdir=$PODMAN_TMPDIR
mkdir -p $srcdir/dir/sub
local -a randomcontent=(
random-0-$(random_string 10)
random-1-$(random_string 15)
)
echo "${randomcontent[0]}" > $srcdir/dir/sub/hostfile0
echo "${randomcontent[1]}" > $srcdir/dir/sub/hostfile1
# "." and "dir/." will copy the contents, so make sure that a dir ending
# with dot is treated correctly.
mkdir -p $srcdir/dir.
cp -r $srcdir/dir/* $srcdir/dir.
local destrunning="c-destrun-$(safename)"
run_podman run -d --name $destrunning --workdir=/srv $IMAGE sh -c "mkdir /srv/subdir; echo READY;sleep infinity"
wait_for_ready $destrunning
# Commit the image for testing non-running containers
run_podman commit -q $destrunning
cpimage="$output"
# format is: <source arg to cp (appended to srcdir)> | <destination arg to cp> | <full dest path> | <test name>
tests="
dir | / | /dir/sub | copy dir to root
dir. | / | /dir./sub | copy dir. to root
dir/ | /tmp | /tmp/dir/sub | copy dir/ to tmp
dir/. | /usr/ | /usr/sub | copy dir/. usr/
dir/sub | . | /srv/sub | copy dir/sub to workdir (rel path)
dir/sub/. | subdir/. | /srv/subdir | copy dir/sub/. to workdir subdir (rel path)
dir | /newdir1 | /newdir1/sub | copy dir to newdir1
dir/ | /newdir2 | /newdir2/sub | copy dir/ to newdir2
dir/. | /newdir3 | /newdir3/sub | copy dir/. to newdir3
"
defer-assertion-failures
# RUNNING container
while read src dest dest_fullname description; do
run_podman cp $srcdir/$src $destrunning:$dest
run_podman exec $destrunning cat $dest_fullname/hostfile0 $dest_fullname/hostfile1
is "${lines[*]}" "${randomcontent[*]}" "$description (cp -> ctr:$dest - RUNNING)"
done < <(parse_table "$tests")
run_podman rm -t 0 -f $destrunning
# CREATED container
local destcreated="c-dest-created-$(safename)"
run_podman create --name $destcreated --workdir=/srv $cpimage sleep infinity
while read src dest dest_fullname description; do
run_podman cp $srcdir/$src $destcreated:$dest
# tests checks are done below
done < <(parse_table "$tests")
# Now do the test checks, it is a bit ugly that we do this over two loops but this
# makes the test faster as we do not have to start/stop the container on every iteration.
run_podman start $destcreated
while read src dest dest_fullname description; do
run_podman exec $destcreated cat $dest_fullname/hostfile0 $dest_fullname/hostfile1
is "${lines[*]}" "${randomcontent[*]}" "$description (cp -> ctr:$dest - CREATED)"
done < <(parse_table "$tests")
run_podman rm -t 0 -f $destcreated
local destnotdir="c-destnotdir-$(safename)"
run_podman create --name $destnotdir --workdir=/srv $cpimage sleep infinity
run_podman 125 cp $srcdir $destnotdir:/etc/os-release
is "$output" "Error: destination must be a directory when copying a directory" "cannot copy directory to file"
run_podman rm -t 0 -f $destnotdir
run_podman rmi -f $cpimage
}
@test "podman cp dir from container to host" {
destdir=$PODMAN_TMPDIR/cp-test-dir-ctr-to-host
mkdir -p $destdir
# Create 2 files with random content in the container.
local -a randomcontent=(
random-0-$(random_string 10)
random-1-$(random_string 15)
)
local srcrunning="c-src-run-$(safename)"
run_podman run -d --name $srcrunning --workdir=/srv $IMAGE sh -c "mkdir /srv/subdir;
echo ${randomcontent[0]} > /srv/subdir/containerfile0; \
echo ${randomcontent[1]} > /srv/subdir/containerfile1; \
mkdir /tmp/subdir.; cp /srv/subdir/* /tmp/subdir./; \
echo READY;
sleep infinity"
wait_for_ready $srcrunning
# Commit the image for testing non-running containers
run_podman commit -q $srcrunning
cpimage="$output"
# format is: <source arg to cp (appended to /srv)> | <dest> | <full dest path> | <test name>
tests="
/srv | | /srv/subdir | copy /srv
/srv | /newdir | /newdir/subdir | copy /srv to /newdir
/srv/ | | /srv/subdir | copy /srv/
/srv/. | | /subdir | copy /srv/.
/srv/. | /newdir | /newdir/subdir | copy /srv/. to /newdir
/srv/subdir/. | | | copy /srv/subdir/.
/tmp/subdir. | | /subdir. | copy /tmp/subdir.
"
defer-assertion-failures
# RUNNING container
while read src dest dest_fullname description; do
if [[ $dest == "''" ]];then
unset dest
fi
if [[ $dest_fullname == "''" ]];then
unset dest_fullname
fi
run_podman cp $srcrunning:$src $destdir$dest
is "$(< $destdir$dest_fullname/containerfile0)" "${randomcontent[0]}" "$description RUNNING (containerfile0)"
is "$(< $destdir$dest_fullname/containerfile1)" "${randomcontent[1]}" "$description RUNNING (containerfile1)"
rm -rf ${destdir:?}/*
done < <(parse_table "$tests")
run_podman rm -t 0 -f $srcrunning
# CREATED container
local srccreated="c-src-crt-$(safename)"
run_podman create --name $srccreated --workdir=/srv $cpimage
while read src dest dest_fullname description; do
if [[ $dest == "''" ]];then
unset dest
fi
if [[ $dest_fullname == "''" ]];then
unset dest_fullname
fi
run_podman cp $srccreated:$src $destdir$dest
is "$(< $destdir$dest_fullname/containerfile0)" "${randomcontent[0]}" "$description CREATED (containerfile0)"
is "$(< $destdir$dest_fullname/containerfile1)" "${randomcontent[1]}" "$description CREATED (containerfile1)"
rm -rf ${destdir:?}/*
done < <(parse_table "$tests")
touch $destdir/testfile
run_podman 125 cp $srccreated:/etc/ $destdir/testfile
is "$output" "Error: destination must be a directory when copying a directory" "cannot copy directory to file"
run_podman rm -t 0 -f $srccreated
run_podman rmi -f $cpimage
}
@test "podman cp dir from container to container" {
# Create 2 files with random content in the container.
local -a randomcontent=(
random-0-$(random_string 10)
random-1-$(random_string 15)
)
local srcrunning="c-src-run-$(safename)"
run_podman run -d --name $srcrunning --workdir=/srv $IMAGE sh -c "mkdir /srv/subdir;
echo ${randomcontent[0]} > /srv/subdir/containerfile0; \
echo ${randomcontent[1]} > /srv/subdir/containerfile1; \
mkdir /tmp/subdir.; cp /srv/subdir/* /tmp/subdir./; \
echo READY;
sleep infinity"
wait_for_ready $srcrunning
# Commit the image for testing non-running containers
run_podman commit -q $srcrunning
cpimage="$output"
# format is: <source arg to cp (appended to /srv)> | <dest> | <full dest path> | <test name>
tests="
/srv | / | /srv/subdir | copy /srv
/srv | /newdir | /newdir/subdir | copy /srv to /newdir
/srv/ | / | /srv/subdir | copy /srv/
/srv/. | / | /subdir | copy /srv/.
/srv/. | /newdir | /newdir/subdir | copy /srv/. to /newdir
/srv/subdir/. | / | | copy /srv/subdir/.
/tmp/subdir. | / | /subdir. | copy /tmp/subdir.
"
defer-assertion-failures
# From RUNNING container
local -a destcontainers=()
while read src dest dest_fullname description; do
if [[ $dest_fullname == "''" ]];then
unset dest_fullname
fi
# To RUNNING container
run_podman run -d $IMAGE sleep infinity
destcontainer="$output"
destcontainers+=($destcontainer)
run_podman cp $srcrunning:$src $destcontainer:"$dest"
run_podman exec $destcontainer cat "$dest_fullname/containerfile0" "$dest_fullname/containerfile1"
is "$(echo $output)" "${randomcontent[*]}" "$description - from RUNNING to RUNNING"
# To CREATED container
run_podman create $IMAGE sleep infinity
destcontainer="$output"
destcontainers+=($destcontainer)
run_podman cp $srcrunning:$src $destcontainer:"$dest"
run_podman start $destcontainer
run_podman exec $destcontainer cat "$dest_fullname/containerfile0" "$dest_fullname/containerfile1"
is "$(echo $output)" "${randomcontent[*]}" "$description - from RUNNING to CREATED/STARTED"
done < <(parse_table "$tests")
run_podman rm -t 0 -f $srcrunning ${destcontainers[@]}
# From CREATED container
destcontainers=()
local srccreated="c-src-crt-$(safename)"
run_podman create --name $srccreated --workdir=/srv $cpimage
while read src dest dest_fullname description; do
if [[ $dest_fullname == "''" ]];then
unset dest_fullname
fi
# To RUNNING container
run_podman run -d $IMAGE sleep infinity
destcontainer="$output"
destcontainers+=($destcontainer)
run_podman cp $srccreated:$src $destcontainer:"$dest"
run_podman exec $destcontainer cat "$dest_fullname/containerfile0" "$dest_fullname/containerfile1"
is "$(echo $output)" "${randomcontent[*]}" "$description - from CREATED to RUNNING"
# To CREATED container
run_podman create $IMAGE sleep infinity
destcontainer="$output"
destcontainers+=($destcontainer)
run_podman start $destcontainer
run_podman cp $srccreated:$src $destcontainer:"$dest"
run_podman exec $destcontainer cat "$dest_fullname/containerfile0" "$dest_fullname/containerfile1"
is "$(echo $output)" "${randomcontent[*]}" "$description - from CREATED to CREATED"
done < <(parse_table "$tests")
run_podman rm -t 0 -f $srccreated ${destcontainers[@]}
run_podman rmi -f $cpimage
}
@test "podman cp symlinked directory from container" {
destdir=$PODMAN_TMPDIR/cp-weird-symlink
mkdir -p $destdir
# Create 3 files with random content in the container.
local -a randomcontent=(
random-0-$(random_string 10)
random-1-$(random_string 15)
)
local srcrunning="c-src-run-$(safename)"
run_podman run -d --name $srcrunning $IMAGE sh -c "echo ${randomcontent[0]} > /tmp/containerfile0; \
echo ${randomcontent[1]} > /tmp/containerfile1; \
mkdir /tmp/sub && cd /tmp/sub && ln -s .. weirdlink; \
echo READY;
sleep infinity"
wait_for_ready $srcrunning
# Commit the image for testing non-running containers
run_podman commit -q $srcrunning
cpimage="$output"
# RUNNING container
# NOTE: /dest does not exist yet but is expected to be created during copy
run_podman cp $srcrunning:/tmp/sub/weirdlink $destdir/dest
for i in 0 1; do
assert "$(< $destdir/dest/containerfile$i)" = "${randomcontent[$i]}" \
"eval symlink - running container - file $i/1"
done
run_podman rm -t 0 -f $srcrunning
rm -rf $srcdir/dest
# CREATED container
local srccreated="c-src-crt-$(safename)"
run_podman create --name $srccreated $cpimage
run_podman cp $srccreated:/tmp/sub/weirdlink $destdir/dest
for i in 0 1; do
assert "$(< $destdir/dest/containerfile$i)" = "${randomcontent[$i]}" \
"eval symlink - created container - file $i/1"
done
run_podman rm -t 0 -f $srccreated
run_podman rmi $cpimage
}
@test "podman cp file from host to container volume" {
srcdir=$PODMAN_TMPDIR/cp-test-volume
mkdir -p $srcdir
echo "This file should be in volume2" > $srcdir/hostfile
volume1="vol1-$(safename)"
volume2="vol2-$(safename)"
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.
local cpcontainer="c-cp_$(safename)"
run_podman create --name $cpcontainer -v $volume1:/tmp/volume -v $volume2:/tmp/volume/sub-volume $IMAGE
run_podman cp $srcdir/hostfile $cpcontainer:/tmp/volume/sub-volume
is "$(< $volume2_mount/hostfile)" "This file should be in volume2"
# Volume 1 must be empty.
run ls $volume1_mount
is "$output" ""
run_podman rm -t 0 -f $cpcontainer
run_podman volume rm $volume1 $volume2
}
@test "podman cp file from host to container mount" {
srcdir=$PODMAN_TMPDIR/cp-test-mount-src
mountdir=$PODMAN_TMPDIR/cp-test-mount
mkdir -p $srcdir $mountdir
echo "This file should be in the mount" > $srcdir/hostfile
volume="v-$(safename)"
run_podman volume create $volume
# Make it a bit more complex and put the mount on a volume.
local cpcontainer="c-cp-$(safename)"
run_podman create --name $cpcontainer -v $volume:/tmp/volume -v $mountdir:/tmp/volume/mount $IMAGE
run_podman cp $srcdir/hostfile $cpcontainer:/tmp/volume/mount
is "$(< $mountdir/hostfile)" "This file should be in the mount"
run_podman rm -t 0 -f $cpcontainer
run_podman volume rm $volume
}
# Create two random-name random-content files in /tmp in the container
# podman-cp them into the host using '/tmp/*', i.e. asking podman to
# perform wildcard expansion in the container. We should get both
# files copied into the host.
@test "podman cp * - wildcard copy multiple files from container to host" {
srcdir=$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=$(random_string 50)
local cpcontainer="c-cp-$(safename)"
run_podman run --name $cpcontainer $IMAGE sh -c \
"echo $rand_content1 >/tmp/$rand_filename1;
echo $rand_content2 >/tmp/$rand_filename2"
# cp no longer supports wildcarding
run_podman 125 cp '$cpcontainer:/tmp/*' $dstdir
run_podman rm -t 0 -f $cpcontainer
}
# Create a file on the host; make a symlink in the container pointing
# into host-only space. Try to podman-cp that symlink. It should fail.
@test "podman cp - will not recognize symlink pointing into host space" {
srcdir=$PODMAN_TMPDIR/cp-test-in
dstdir=$PODMAN_TMPDIR/cp-test-out
mkdir -p $srcdir $dstdir
echo "this file is on the host" >$srcdir/hostfile
local cpcontainer="c-cp-$(safename)"
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: "/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"
run_podman rm -t 0 -f $cpcontainer
}
# Issue #3829 - like the above, but with a level of indirection in the
# wildcard expansion: create a file on the host; create a symlink in
# the container named 'file1' pointing to this file; then another symlink
# in the container pointing to 'file*' (file star). Try to podman-cp
# this invalid double symlink. It must fail.
@test "podman cp - will not expand globs in host space (#3829)" {
srcdir=$PODMAN_TMPDIR/cp-test-in
dstdir=$PODMAN_TMPDIR/cp-test-out
mkdir -p $srcdir $dstdir
echo "This file is on the host" > $srcdir/hostfile
local cpcontainer="c-cp-$(safename)"
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: "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"
run_podman rm -t 0 -f $cpcontainer
}
# Another symlink into host space, this one named '*' (star). cp should fail.
@test "podman cp - will not expand wildcard" {
srcdir=$PODMAN_TMPDIR/cp-test-in
dstdir=$PODMAN_TMPDIR/cp-test-out
mkdir -p $srcdir $dstdir
echo "This file lives on the host" > $srcdir/hostfile
local cpcontainer="c-cp-$(safename)"
run_podman run --name $cpcontainer $IMAGE \
sh -c "ln -s $srcdir/hostfile /tmp/\*"
run_podman 125 cp "$cpcontainer:/tmp/*" $dstdir
is "$output" 'Error: "/tmp/\*" could not be found on container.*'
# dstdir must be empty
is "$(/bin/ls -1 $dstdir)" "" "incorrectly copied symlink from host"
run_podman rm -t 0 -f $cpcontainer
}
# THIS IS EXTREMELY WEIRD. Podman expands symlinks in weird ways.
@test "podman cp into container: weird symlink expansion" {
srcdir=$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.
local cpcontainer="c-cp-$(safename)"
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;echo READY;while :;do sleep 0.5;done"
wait_for_ready $cpcontainer
# Copy file from host into container, into a file named 'x'
# 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 $srcdir/$rand_filename1 $cpcontainer:/tmp/d1/x
is "$output" "" "output from podman cp 1"
run_podman 125 cp $srcdir/$rand_filename2 $cpcontainer:/tmp/d2/x/
is "$output" "Error: \"/tmp/d2/x/\" could not be found on container $cpcontainer: no such file or directory" "cp will not create nonexistent destination directory"
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"
# 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 $cpcontainer cat /tmp/d3/x
is "$output" "$rand_content3" "cp creates file named x"
run_podman rm -t 0 -f $cpcontainer
}
# rhbz1741718 : file copied into container:/var/lib/foo appears as /foo
# (docker only, never seems to have affected podman. Make sure it never does).
@test "podman cp into a subdirectory matching GraphRoot" {
# Create tempfile with random name and content
srcdir=$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 keep container running
local cpcontainer="c-cp-$(safename)"
run_podman run -d --name $cpcontainer $IMAGE sh -c \
"mkdir -p $graphroot; echo READY; top"
wait_for_ready $cpcontainer
# 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 -t 0 -f $cpcontainer
}
@test "podman cp from stdin to container" {
# Create tempfile with random name and content
srcdir=$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 $srcdir
local cpcontainer="c-cp-$(safename)"
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".
# Note: while this works, the content ends up in Nirvana.
# Same for Docker.
run_podman cp /dev/stdin $cpcontainer:/tmp < $tar_file
# Error checks below ...
# Input stream must be a (compressed) tar archive.
run_podman 125 cp - $cpcontainer:/tmp < $srcdir/$rand_filename
is "$output" "Error: source must be a (compressed) tar archive when copying from stdin"
# Destination must be a directory (on an existing file).
run_podman exec $cpcontainer touch /tmp/file.txt
run_podman 125 cp - $cpcontainer:/tmp/file.txt < $tar_file
is "$output" 'Error: destination must be a directory when copying from stdin' "cp from stdin to existing file"
# Destination must be a directory (on an absent path).
run_podman 125 cp - $cpcontainer:/tmp/IdoNotExist < $tar_file
is "$output" 'Error: destination must be a directory when copying from stdin' "cp from stdin to absent path"
run_podman rm -t 0 -f $cpcontainer
}
@test "podman cp from container to stdout" {
srcdir=$PODMAN_TMPDIR/cp-test-stdout
mkdir -p $srcdir
rand_content=$(random_string 50)
local cpcontainer="c-cp-$(safename)"
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
# Make sure that only "-" gets special treatment. "/dev/stdout"
run_podman 125 cp $cpcontainer:/tmp/file.txt /dev/stdout
is "$output" 'Error: invalid destination: "/dev/stdout" must be a directory or a regular file'
# 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 redirected cleanly with no artifacts.
# Copy file.
$PODMAN cp $cpcontainer:/tmp/file.txt - > $srcdir/stdout.tar
tar xvf $srcdir/stdout.tar -C $srcdir
is "$(< $srcdir/file.txt)" "$rand_content" "File contents: file.txt"
if [[ -e "$srcdir/empty.txt" ]]; then
die "File should not exist, but does: empty.txt"
fi
rm -f $srcdir/*
# Copy directory.
$PODMAN cp $cpcontainer:/tmp - > $srcdir/stdout.tar
tar xvf $srcdir/stdout.tar -C $srcdir
is "$(< $srcdir/tmp/file.txt)" "$rand_content" "file.txt contents"
is "$(< $srcdir/tmp/empty.txt)" "" "empty.txt contents"
run_podman rm -t 0 -f $cpcontainer
}
@test "podman cp --overwrite file - ctr/ctr" {
rand_content_file=$(random_string 50)
rand_content_dir=$(random_string 50)
local ctrfile="c-f-$(safename)"
local ctrdir="c-d-$(safename)"
run_podman run -d --name $ctrfile $IMAGE sh -c "echo '$rand_content_file' > /tmp/foo; echo READY; sleep infinity"
run_podman run -d --name $ctrdir $IMAGE sh -c "mkdir /tmp/foo; echo '$rand_content_dir' > /tmp/foo/file.txt; echo READY; sleep infinity"
wait_for_ready $ctrfile
wait_for_ready $ctrdir
# overwrite a directory with a file
run_podman 125 cp $ctrfile:/tmp/foo $ctrdir:/tmp
if ! is_remote; then # remote just returns a 500
is "$output" ".* error creating \"/tmp/foo\": .*: file exists.*"
fi
run_podman cp --overwrite $ctrfile:/tmp/foo $ctrdir:/tmp
run_podman exec $ctrdir cat /tmp/foo
is "$output" "$rand_content_file" "$ctrdir:/tmp/foo, after cp --overwrite, is a file"
# reset the $ctrdir container
run_podman exec $ctrdir sh -c "rm -rf /tmp/foo; mkdir /tmp/foo; echo '$rand_content_dir' > /tmp/foo/file.txt"
# overwrite a file with a directory
run_podman 125 cp $ctrdir:/tmp/foo $ctrfile:/tmp
if ! is_remote; then # remote just returns a 500
is "$output" ".* error creating \"/tmp/foo\": .*: file exists.*"
fi
run_podman cp --overwrite $ctrdir:/tmp/foo $ctrfile:/tmp
run_podman exec $ctrfile cat /tmp/foo/file.txt
is "$output" "$rand_content_dir"
run_podman rm -t 0 -f $ctrfile $ctrdir
}
@test "podman cp --overwrite file - ctr/host" {
hostdir=$PODMAN_TMPDIR/cp-test
mkdir -p $hostdir
rand_content_file=$(random_string 50)
rand_content_dir=$(random_string 50)
local ctrfile="c-f-$(safename)"
local ctrdir="c-d-$(safename)"
run_podman run -d --name $ctrfile $IMAGE sh -c "echo '$rand_content_file' > /tmp/foo; echo READY; sleep infinity"
run_podman run -d --name $ctrdir $IMAGE sh -c "mkdir /tmp/foo; echo '$rand_content_dir' > /tmp/foo/file.txt; echo READY; sleep infinity"