Load casks from the JSON API with HOMEBREW_INSTALL_FROM_API
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Rylan Polster
parent
ea0b786388
commit
374b61584b
@ -10,10 +10,45 @@ module Homebrew
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class << self
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extend T::Sig
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MAX_RETRIES = 3
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sig { returns(String) }
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def cached_cask_json_file
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HOMEBREW_CACHE_API/"cask.json"
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end
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sig { params(name: String).returns(Hash) }
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def fetch(name)
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Homebrew::API.fetch "cask/#{name}.json"
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end
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sig { returns(Hash) }
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def all_casks
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@all_casks ||= begin
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retry_count = 0
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url = "https://formulae.brew.sh/api/cask.json"
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json_casks = begin
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curl_args = %W[--compressed --silent #{url}]
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if cached_cask_json_file.exist? && !cached_cask_json_file.empty?
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curl_args.prepend("--time-cond", cached_cask_json_file)
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end
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curl_download(*curl_args, to: cached_cask_json_file, max_time: 5)
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JSON.parse(cached_cask_json_file.read)
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rescue JSON::ParserError
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cached_cask_json_file.unlink
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retry_count += 1
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odie "Cannot download non-corrupt #{url}!" if retry_count > MAX_RETRIES
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retry
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end
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json_casks.to_h do |json_cask|
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[json_cask["token"], json_cask.except("token")]
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end
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end
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end
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end
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end
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end
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@ -186,6 +186,91 @@ module Cask
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end
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end
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# Loads a cask from the JSON API.
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class FromAPILoader
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attr_reader :token, :path
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FLIGHT_STANZAS = [:preflight, :postflight, :uninstall_preflight, :uninstall_postflight].freeze
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def self.can_load?(ref)
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Homebrew::API::Cask.all_casks.key? ref
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end
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def initialize(token)
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@token = token
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@path = CaskLoader.default_path(token)
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end
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def load(config:)
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json_cask = Homebrew::API::Cask.all_casks[token]
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cask_source = Homebrew::API::CaskSource.fetch(token)
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if (bottle_tag = ::Utils::Bottles.tag.to_s.presence) &&
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(variations = json_cask["variations"].presence) &&
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(variation = variations[bottle_tag].presence)
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json_cask = json_cask.merge(variation)
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end
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json_cask.deep_symbolize_keys!
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Cask.new(token, source: cask_source, config: config) do
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version json_cask[:version]
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if json_cask[:sha256] == "no_check"
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sha256 :no_check
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else
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sha256 json_cask[:sha256]
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end
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url json_cask[:url]
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appcast json_cask[:appcast] if json_cask[:appcast].present?
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json_cask[:name].each do |cask_name|
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name cask_name
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end
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desc json_cask[:desc]
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homepage json_cask[:homepage]
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auto_updates json_cask[:auto_updates] if json_cask[:auto_updates].present?
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conflicts_with(**json_cask[:conflicts_with]) if json_cask[:conflicts_with].present?
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if json_cask[:depends_on].present?
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dep_hash = json_cask[:depends_on].to_h do |dep_key, dep_value|
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next [dep_key, dep_value] unless dep_key == :macos
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dep_type = dep_value.keys.first
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if dep_type == :==
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version_symbols = dep_value[dep_type].map do |version|
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MacOSVersions::SYMBOLS.key(version) || version
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end
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next [dep_key, version_symbols]
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end
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version_symbol = dep_value[dep_type].first
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version_symbol = MacOSVersions::SYMBOLS.key(version_symbol) || version_symbol
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[dep_key, "#{dep_type} :#{version_symbol}"]
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end.compact
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depends_on(**dep_hash)
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end
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if json_cask[:container].present?
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container_hash = json_cask[:container].to_h do |container_key, container_value|
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next [container_key, container_value] unless container_key == :type
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[container_key, container_value.to_sym]
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end
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container(**container_hash)
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end
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json_cask[:artifacts].each do |artifact|
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key = artifact.keys.first
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send(key, *artifact[key])
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end
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caveats json_cask[:caveats] if json_cask[:caveats].present?
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end
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end
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end
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# Pseudo-loader which raises an error when trying to load the corresponding cask.
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class NullLoader < FromPathLoader
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extend T::Sig
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@ -225,15 +310,15 @@ module Cask
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next unless loader_class.can_load?(ref)
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if loader_class == FromTapLoader && Homebrew::EnvConfig.install_from_api? &&
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ref.start_with?("homebrew/cask/") && Homebrew::API::CaskSource.available?(ref)
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return FromContentLoader.new(Homebrew::API::CaskSource.fetch(ref))
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ref.start_with?("homebrew/cask/") && FromAPILoader.can_load?(ref)
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return FromAPILoader.new(ref)
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end
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return loader_class.new(ref)
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end
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if Homebrew::EnvConfig.install_from_api? && !need_path && Homebrew::API::CaskSource.available?(ref)
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return FromContentLoader.new(Homebrew::API::CaskSource.fetch(ref))
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return FromAPILoader.new(ref)
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end
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return FromTapPathLoader.new(default_path(ref)) if FromTapPathLoader.can_load?(default_path(ref))
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@ -754,28 +754,32 @@ EOS
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if [[ -n "${HOMEBREW_INSTALL_FROM_API}" ]]
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then
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mkdir -p "${HOMEBREW_CACHE}/api"
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if [[ -f "${HOMEBREW_CACHE}/api/formula.json" ]]
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then
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INITIAL_JSON_BYTESIZE="$(wc -c "${HOMEBREW_CACHE}"/api/formula.json)"
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fi
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curl \
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"${CURL_DISABLE_CURLRC_ARGS[@]}" \
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--fail --compressed --silent --max-time 5 \
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--location --remote-time --output "${HOMEBREW_CACHE}/api/formula.json" \
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--time-cond "${HOMEBREW_CACHE}/api/formula.json" \
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--user-agent "${HOMEBREW_USER_AGENT_CURL}" \
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"https://formulae.brew.sh/api/formula.json"
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curl_exit_code=$?
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if [[ ${curl_exit_code} -eq 0 ]]
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then
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CURRENT_JSON_BYTESIZE="$(wc -c "${HOMEBREW_CACHE}"/api/formula.json)"
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if [[ "${INITIAL_JSON_BYTESIZE}" != "${CURRENT_JSON_BYTESIZE}" ]]
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for formula_or_cask in formula cask
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do
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if [[ -f "${HOMEBREW_CACHE}/api/${formula_or_cask}.json" ]]
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then
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HOMEBREW_UPDATED="1"
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INITIAL_JSON_BYTESIZE="$(wc -c "${HOMEBREW_CACHE}"/api/"${formula_or_cask}".json)"
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fi
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else
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echo "Failed to download formula.json!" >>"${update_failed_file}"
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fi
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curl \
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"${CURL_DISABLE_CURLRC_ARGS[@]}" \
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--fail --compressed --silent --max-time 5 \
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--location --remote-time --output "${HOMEBREW_CACHE}/api/${formula_or_cask}.json" \
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--time-cond "${HOMEBREW_CACHE}/api/${formula_or_cask}.json" \
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--user-agent "${HOMEBREW_USER_AGENT_CURL}" \
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"https://formulae.brew.sh/api/${formula_or_cask}.json"
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curl_exit_code=$?
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if [[ ${curl_exit_code} -eq 0 ]]
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then
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CURRENT_JSON_BYTESIZE="$(wc -c "${HOMEBREW_CACHE}"/api/"${formula_or_cask}".json)"
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if [[ "${INITIAL_JSON_BYTESIZE}" != "${CURRENT_JSON_BYTESIZE}" ]]
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then
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HOMEBREW_UPDATED="1"
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fi
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else
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echo "Failed to download ${formula_or_cask}.json!" >>"${update_failed_file}"
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fi
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done
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fi
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safe_cd "${HOMEBREW_REPOSITORY}"
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