podman

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# -*- sh -*-
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#
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# test more container-related endpoints
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#
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podman pull $IMAGE &>/dev/null
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# Ensure clean slate
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podman rm -a -f &>/dev/null
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CTR="ArchiveTestingCtr$(random_string 5)"
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TMPD=$(mktemp -d podman-apiv2-test.archive.XXXXXXXX)
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HELLO_TAR="${TMPD}/hello.tar"
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HELLO_S="Hello_$(random_string 8)"
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echo "$HELLO_S" > $TMPD/hello.txt
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tar --owner=1042 --group=1043 --format=posix -C $TMPD -cvf ${HELLO_TAR} hello.txt &> /dev/null
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# Start a container, and wait for it. (I know we don't actually do anything
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# if we time out. If we do, subsequent tests will fail. I just want to avoid
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# a race between container-start and tests-start)
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podman run -d --name "${CTR}" "${IMAGE}" top
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timeout=10
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while [[ $timeout -gt 0 ]]; do
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    if podman container exists "${CTR}"; then
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        break
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    fi
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    timeout=$((timeout - 1))
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    sleep 1
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done
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function cleanUpArchiveTest() {
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    podman container stop "${CTR}" &> /dev/null
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    podman container rm "${CTR}" &> /dev/null
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    rm -fr "${TMPD}" &> /dev/null
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}
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t HEAD "containers/nonExistentCtr/archive?path=%2F" 404
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t HEAD "containers/${CTR}/archive?path=%2Fnon%2Fexistent%2Fpath" 404
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t HEAD "containers/${CTR}/archive?path=%2Fetc%2Fpasswd" 200
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# Send tarfile to container...
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t PUT "/containers/${CTR}/archive?path=%2Ftmp%2F" ${HELLO_TAR} 200 ''
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# ...and 'exec cat file' to confirm that it got extracted into place.
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cat >$TMPD/exec.json <<EOF
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{ "AttachStdout":true,"Cmd":["cat","/tmp/hello.txt"]}
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EOF
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t POST containers/${CTR}/exec $TMPD/exec.json 201 .Id~[0-9a-f]\\{64\\}
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eid=$(jq -r '.Id' <<<"$output")
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# The 017 is the byte length
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t POST exec/$eid/start 200 $'\001\017'$HELLO_S
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# Now fetch hello.txt back as a tarfile
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t HEAD "containers/${CTR}/archive?path=%2Ftmp%2Fhello.txt" 200
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t GET  "containers/${CTR}/archive?path=%2Ftmp%2Fhello.txt" 200
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# Check important-looking header
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PATH_STAT="$(grep X-Docker-Container-Path-Stat "$WORKDIR/curl.headers.out" | cut -d " " -f 2 | base64 -d --ignore-garbage)"
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is "$(jq -r .name <<<$PATH_STAT)" "hello.txt" "Docker-Path-Stat .name"
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is "$(jq -r .size <<<$PATH_STAT)" "15"        "Docker-Path-Stat .size"
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# Check filename and its contents
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tar_tf=$(tar tf $WORKDIR/curl.result.out)
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is "$tar_tf" "hello.txt" "fetched tarball: file name"
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tar_contents=$(tar xf $WORKDIR/curl.result.out --to-stdout)
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is "$tar_contents" "$HELLO_S" "fetched tarball: file contents"
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# TODO: uid/gid should be also preserved on way back (GET request)
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# right now it ends up as 0/0 instead of 1042/1043
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tar_uidgid=$(tar tvf $WORKDIR/curl.result.out | awk '{print $2}')
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is "$tar_uidgid" "0/0" "fetched tarball: file uid/gid"
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# test if uid/gid was set correctly in the server. Again, via exec.
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cat >$TMPD/exec.json <<EOF
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{ "AttachStdout":true,"Cmd":["stat","-c","%u:%g","/tmp/hello.txt"]}
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EOF
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t POST containers/${CTR}/exec $TMPD/exec.json 201 .Id~[0-9a-f]\\{64\\}
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eid=$(jq -r '.Id' <<<"$output")
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t POST exec/$eid/start 200 $'\001\012'1042:1043
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cleanUpArchiveTest
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