Files
kamal/lib/kamal/commands/app/assets.rb
Donal McBreen 2cdca4596c Create but don't run the assets container
We don't need to run the assets container to copy the assets out,
instead we can just create, copy and remove.
2025-01-16 16:28:02 +00:00

52 lines
1.8 KiB
Ruby

module Kamal::Commands::App::Assets
def extract_assets
asset_container = "#{role.container_prefix}-assets"
combine \
make_directory(role.asset_extracted_directory),
[ *docker(:container, :rm, asset_container, "2> /dev/null"), "|| true" ],
docker(:container, :create, "--name", asset_container, config.absolute_image),
docker(:container, :cp, "-L", "#{asset_container}:#{role.asset_path}/.", role.asset_extracted_directory),
docker(:container, :rm, asset_container),
by: "&&"
end
def sync_asset_volumes(old_version: nil)
new_extracted_path, new_volume_path = role.asset_extracted_directory(config.version), role.asset_volume.host_path
if old_version.present?
old_extracted_path, old_volume_path = role.asset_extracted_directory(old_version), role.asset_volume(old_version).host_path
end
commands = [ make_directory(new_volume_path), copy_contents(new_extracted_path, new_volume_path) ]
if old_version.present?
commands << copy_contents(new_extracted_path, old_volume_path, continue_on_error: true)
commands << copy_contents(old_extracted_path, new_volume_path, continue_on_error: true)
end
chain *commands
end
def clean_up_assets
chain \
find_and_remove_older_siblings(role.asset_extracted_directory),
find_and_remove_older_siblings(role.asset_volume_directory)
end
private
def find_and_remove_older_siblings(path)
[
:find,
Pathname.new(path).dirname.to_s,
"-maxdepth 1",
"-name", "'#{role.name}-*'",
"!", "-name", Pathname.new(path).basename.to_s,
"-exec rm -rf \"{}\" +"
]
end
def copy_contents(source, destination, continue_on_error: false)
[ :cp, "-rnT", "#{source}", destination, *("|| true" if continue_on_error) ]
end
end