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|
#!/usr/bin/env bats -*- bats -*-
#
# Tests for podman build
#
load helpers
@test "podman build - basic test" {
if is_remote && is_rootless; then
skip "unreliable with podman-remote and rootless; #2972"
fi
rand_filename=$(random_string 20)
rand_content=$(random_string 50)
tmpdir=$PODMAN_TMPDIR/build-test
run mkdir -p $tmpdir || die "Could not mkdir $tmpdir"
dockerfile=$tmpdir/Dockerfile
cat >$dockerfile <<EOF
FROM $IMAGE
RUN apk add nginx
RUN echo $rand_content > /$rand_filename
EOF
# The 'apk' command can take a long time to fetch files; bump timeout
PODMAN_TIMEOUT=240 run_podman build -t build_test --format=docker $tmpdir
is "$output" ".*STEP 4: COMMIT" "COMMIT seen in log"
run_podman run --rm build_test cat /$rand_filename
is "$output" "$rand_content" "reading generated file in image"
run_podman rmi -f build_test
}
# Regression from v1.5.0. This test passes fine in v1.5.0, fails in 1.6
@test "podman build - cache (#3920)" {
if is_remote && is_rootless; then
skip "unreliable with podman-remote and rootless; #2972"
fi
# Make an empty test directory, with a subdirectory used for tar
tmpdir=$PODMAN_TMPDIR/build-test
mkdir -p $tmpdir/subtest || die "Could not mkdir $tmpdir/subtest"
echo "This is the ORIGINAL file" > $tmpdir/subtest/myfile1
run tar -C $tmpdir -cJf $tmpdir/myfile.tar.xz subtest
cat >$tmpdir/Dockerfile <<EOF
FROM $IMAGE
ADD myfile.tar.xz /
EOF
# One of: ADD myfile /myfile or COPY . .
run_podman build -t build_test -f $tmpdir/Dockerfile $tmpdir
is "$output" ".*STEP 3: COMMIT" "COMMIT seen in log"
if [[ "$output" =~ "Using cache" ]]; then
is "$output" "[no instance of 'Using cache']" "no cache used"
fi
iid=${lines[-1]}
run_podman run --rm build_test cat /subtest/myfile1
is "$output" "This is the ORIGINAL file" "file contents, first time"
# Step 2: Recreate the tarfile, with new content. Rerun podman build.
echo "This is a NEW file" >| $tmpdir/subtest/myfile2
run tar -C $tmpdir -cJf $tmpdir/myfile.tar.xz subtest
run_podman build -t build_test -f $tmpdir/Dockerfile $tmpdir
is "$output" ".*STEP 3: COMMIT" "COMMIT seen in log"
# Since the tarfile is modified, podman SHOULD NOT use a cached layer.
if [[ "$output" =~ "Using cache" ]]; then
is "$output" "[no instance of 'Using cache']" "no cache used"
fi
# Pre-buildah-1906, this fails with ENOENT because the tarfile was cached
run_podman run --rm build_test cat /subtest/myfile2
is "$output" "This is a NEW file" "file contents, second time"
run_podman rmi -f build_test $iid
}
@test "podman build - URLs" {
tmpdir=$PODMAN_TMPDIR/build-test
mkdir -p $tmpdir
cat >$tmpdir/Dockerfile <<EOF
FROM $IMAGE
ADD https://github.com/containers/podman/blob/master/README.md /tmp/
EOF
run_podman build -t add_url $tmpdir
run_podman run --rm add_url stat /tmp/README.md
run_podman rmi -f add_url
# Now test COPY. That should fail.
sed -i -e 's/ADD/COPY/' $tmpdir/Dockerfile
run_podman 125 build -t copy_url $tmpdir
is "$output" ".*error building at STEP .*: source can't be a URL for COPY"
}
@test "podman build - workdir, cmd, env, label" {
tmpdir=$PODMAN_TMPDIR/build-test
mkdir -p $tmpdir
# Random workdir, and multiple random strings to verify command & env
workdir=/$(random_string 10)
s_echo=$(random_string 15)
s_env1=$(random_string 20)
s_env2=$(random_string 25)
s_env3=$(random_string 30)
# Label name: make sure it begins with a letter! jq barfs if you
# try to ask it for '.foo.<N>xyz', i.e. any string beginning with digit
label_name=l$(random_string 8)
label_value=$(random_string 12)
# Command to run on container startup with no args
cat >$tmpdir/mycmd <<EOF
#!/bin/sh
pwd
echo "\$1"
echo "\$MYENV1"
echo "\$MYENV2"
echo "\$MYENV3"
EOF
cat >$tmpdir/Containerfile <<EOF
FROM $IMAGE
LABEL $label_name=$label_value
RUN mkdir $workdir
WORKDIR $workdir
ENV MYENV1=$s_env1
ENV MYENV2 $s_env2
ENV MYENV3 this-should-be-overridden
ADD mycmd /bin/mydefaultcmd
RUN chmod 755 /bin/mydefaultcmd
CMD ["/bin/mydefaultcmd","$s_echo"]
EOF
# cd to the dir, so we test relative paths (important for podman-remote)
cd $PODMAN_TMPDIR
run_podman build -t build_test -f build-test/Containerfile build-test
# Run without args - should run the above script. Verify its output.
run_podman run --rm -e MYENV3="$s_env3" build_test
is "${lines[0]}" "$workdir" "container default command: pwd"
is "${lines[1]}" "$s_echo" "container default command: output from echo"
is "${lines[2]}" "$s_env1" "container default command: env1"
is "${lines[3]}" "$s_env2" "container default command: env2"
is "${lines[4]}" "$s_env3" "container default command: env3 (from cmdline)"
# test that workdir is set for command-line commands also
run_podman run --rm build_test pwd
is "$output" "$workdir" "pwd command in container"
# Confirm that 'podman inspect' shows the expected values
# FIXME: can we rely on .Env[0] being PATH, and the rest being in order??
run_podman image inspect build_test
tests="
Env[1] | MYENV1=$s_env1
Env[2] | MYENV2=$s_env2
Env[3] | MYENV3=this-should-be-overridden
Cmd[0] | /bin/mydefaultcmd
Cmd[1] | $s_echo
WorkingDir | $workdir
Labels.$label_name | $label_value
"
parse_table "$tests" | while read field expect; do
actual=$(jq -r ".[0].Config.$field" <<<"$output")
dprint "# actual=<$actual> expect=<$expect}>"
is "$actual" "$expect" "jq .Config.$field"
done
# Clean up
run_podman rmi -f build_test
}
function teardown() {
# A timeout or other error in 'build' can leave behind stale images
# that podman can't even see and which will cascade into subsequent
# test failures. Try a last-ditch force-rm in cleanup, ignoring errors.
run_podman '?' rm -a -f
run_podman '?' rmi -f build_test
basic_teardown
}
# vim: filetype=sh
|
