#!/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/libpod/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