# -*- sh -*-
#
# system related tests
#

## ensure system is clean
t POST 'libpod/system/prune?volumes=true&all=true' params='' 200

## podman system df
t GET system/df 200 '{"LayersSize":0,"Images":[],"Containers":[],"Volumes":[],"BuildCache":[]}'
t GET libpod/system/df 200 '{"ImagesSize":0,"Images":[],"Containers":[],"Volumes":[]}'

# Create volume. We expect df to report this volume next invocation of system/df
t GET libpod/info 200
volumepath=$(jq -r ".store.volumePath" <<<"$output")
t POST libpod/volumes/create name=foo1  201 \
    .Name=foo1 \
    .Driver=local \
    .Mountpoint=$volumepath/foo1/_data \
    .CreatedAt~[0-9]\\{4\\}-[0-9]\\{2\\}-[0-9]\\{2\\}.* \
    .Labels={} \
    .Options={}

t GET system/df 200 '.Volumes[0].Name=foo1'

t GET libpod/system/df 200 '.Volumes[0].VolumeName=foo1'

# Verify that no containers reference the volume
t GET system/df 200 '.Volumes[0].UsageData.RefCount=0'

# Make a container using the volume
podman pull $IMAGE &>/dev/null
t POST containers/create Image=$IMAGE Volumes='{"/test":{}}' HostConfig='{"Binds":["foo1:/test"]}' 201 \
  .Id~[0-9a-f]\\{64\\}
cid=$(jq -r '.Id' <<<"$output")

# Verify image takes size
t GET system/df 200 '.LayersSize=12180391'
t GET libpod/system/df 200 '.ImagesSize=12180391'

# VirtualSize was computed (somehow) in v1.43 so we need to
# build an image to test that the value is returned
# in API <= v1.43.
IIDFILE=$(mktemp)
podman build --iidfile $IIDFILE -<< EOF
FROM $IMAGE
RUN :
EOF

# Test VirtualSize field is present in API v1.43 for system/df (backward compatibility)
t GET /v1.43/system/df 200 \
    .Images[0].Size~[0-9]\\+ \
    .Images[0].VirtualSize~[0-9]\\+

# Test VirtualSize field is no longer present in API v1.44+ for system/df (deprecated since API v1.43)
t GET /v1.44/system/df 200 \
    .Images[0].Size~[0-9]\\+ \
    .Images[0].VirtualSize=null

podman rmi -f $(< $IIDFILE)

# Verify that one container references the volume
t GET system/df 200 '.Volumes[0].UsageData.RefCount=1'

# Remove the container
t DELETE containers/$cid?v=true 204

# Verify that no containers reference the volume
t GET system/df 200 '.Volumes[0].UsageData.RefCount=0'

# Create two more volumes to test pruneing
t POST libpod/volumes/create \
  Name=foo2 \
  Label='{"testlabel1":""}' \
  Options='{"type":"tmpfs","o":"nodev,noexec"}}' \
  201 \
  .Name=foo2 \
  .Driver=local \
  .Mountpoint=$volumepath/foo2/_data \
  .CreatedAt~[0-9]\\{4\\}-[0-9]\\{2\\}-[0-9]\\{2\\}.* \
  .Labels.testlabel1="" \
  .Options.o=nodev,noexec

t POST libpod/volumes/create \
  Name=foo3 \
  Label='{"testlabel1":"testonly"}' \
  Options='{"type":"tmpfs","o":"nodev,noexec"}}' \
  201 \
  .Name=foo3 \
  .Driver=local \
  .Mountpoint=$volumepath/foo3/_data \
  .CreatedAt~[0-9]\\{4\\}-[0-9]\\{2\\}-[0-9]\\{2\\}.* \
  .Labels.testlabel1=testonly \
  .Options.o=nodev,noexec

t GET system/df 200 '.Volumes | length=3'
t GET libpod/system/df 200 '.Volumes | length=3'

# Prune volumes

t POST 'libpod/system/prune?volumes=true&filters={"label":["testlabel1=idontmatch"]}' params='' 200

# nothing should have been pruned
t GET system/df 200 '.Volumes | length=3'
t GET libpod/system/df 200 '.Volumes | length=3'

# only foo3 should be pruned because of filter
t POST 'libpod/system/prune?volumes=true&filters={"label":["testlabel1=testonly"]}' params='' 200 .VolumePruneReports[0].Id=foo3
# only foo2 should be pruned because of filter
t POST 'libpod/system/prune?volumes=true&filters={"label":["testlabel1"]}' params='' 200 .VolumePruneReports[0].Id=foo2
# foo1, the last remaining volume should be pruned without any filters applied
t POST 'libpod/system/prune?volumes=true' params='' 200 .VolumePruneReports[0].Id=foo1

# TODO add other system prune tests for pods / images

# vim: filetype=sh