Module: Zabel

Defined in:
lib/cocoapods-xccache/core/zabel.rb

Defined Under Namespace

Classes: Error

Constant Summary collapse

BUILD_KEY_SYMROOT = 
"SYMROOT"
BUILD_KEY_CONFIGURATION_BUILD_DIR = 
"CONFIGURATION_BUILD_DIR"
BUILD_KEY_TARGET_BUILD_DIR = 
"TARGET_BUILD_DIR"
BUILD_KEY_OBJROOT = 
"OBJROOT"
BUILD_KEY_TARGET_TEMP_DIR = 
"TARGET_TEMP_DIR"
BUILD_KEY_PODS_XCFRAMEWORKS_BUILD_DIR = 
"PODS_XCFRAMEWORKS_BUILD_DIR"
BUILD_KEY_MODULEMAP_FILE = 
"MODULEMAP_FILE"
BUILD_KEY_SRCROOT = 
"SRCROOT"
BUILD_KEY_FULL_PRODUCT_NAME = 
"FULL_PRODUCT_NAME"
STATUS_HIT = 
"hit"
STATUS_MISS = 
"miss"
STATUS_MISS_AND_READY = 
"miss_ready"
STAGE_CLEAN = 
"clean"
STAGE_EXTRACT = 
"extract"
STAGE_PRINTENV = 
"printenv"
STAGE_PRE = 
"pre"
STAGE_POST = 
"post"
FILE_NAME_MESSAGE = 
"message.txt"
FILE_NAME_CONTEXT = 
"context.yml"
FILE_NAME_PRODUCT = 
"product.tar"
FILE_NAME_TARGET_CONTEXT = 
"zabel_target_context.yml"
MAIN_PROJECT_SHELL_NAME =

FILE_NAME_CACHE = “pod_cache.txt” PRE_SHELL_NAME = “xccache_pre”

"zable_xccache"

Class Method Summary collapse

Class Method Details

.zabel_add_cache(target, target_context, message) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 382

def self.zabel_add_cache(target, target_context, message)
    target_md5 = target_context[:target_md5]

    product_dir = target_context[BUILD_KEY_CONFIGURATION_BUILD_DIR]
    intermediate_dir = target_context[BUILD_KEY_TARGET_TEMP_DIR]
    full_product_name = target_context[BUILD_KEY_FULL_PRODUCT_NAME]

    target_cache_dir = zabel_get_cache_root + "/" + target.name + "-" + target_md5 + "-" + (Time.now.to_f * 1000).to_i.to_s

    Dir.glob("#{product_dir}/**/*.modulemap").each do | modulemap |
        modulemap_content = File.read(modulemap)
        if modulemap_content.include? File.dirname(modulemap) + "/"
            modulemap_content = modulemap_content.gsub(File.dirname(modulemap) + "/", "")
            File.write(modulemap, modulemap_content)
        end
    end

    unless full_product_name and full_product_name.size > 0 and File.exist? "#{product_dir}/#{full_product_name}"
        puts "[XCCACHE/E] #{target.name} #{product_dir}/#{full_product_name} should exist"
        return false
    end

    zip_start_time = Time.now

    command = "cd \"#{File.dirname(product_dir)}\" && tar -L -c -f #{target.name}.#{FILE_NAME_PRODUCT} #{File.basename(product_dir)}/#{full_product_name}"
    if target.product_type == "com.apple.product-type.library.static"
        command = "cd \"#{File.dirname(product_dir)}\" && tar --exclude=*.bundle --exclude=*.framework -L -c -f #{target.name}.#{FILE_NAME_PRODUCT} #{File.basename(product_dir)}"
    end

    puts command
    unless system command
        puts "[XCCACHE/E] #{command} should succeed"
        return false
    end

    if File.exist? target_cache_dir
        puts "[XCCACHE/E] #{target_cache_dir} should not exist"
        raise unless system "rm -rf \"#{target_cache_dir}\""
        return false
    end

    command = "mkdir -p \"#{target_cache_dir}\""
    unless system command
        puts command
        puts "[XCCACHE/E] #{command} should succeed"
        return false
    end

    cache_product_path = target_cache_dir + "/#{FILE_NAME_PRODUCT}"

    command = "mv \"#{File.dirname(product_dir)}/#{target.name}.#{FILE_NAME_PRODUCT}\" \"#{cache_product_path}\""
    puts command
    unless system command
        puts command
        puts "[XCCACHE/E] #{command} should succeed"
        return false
    end
    unless File.exist? cache_product_path
        puts "[XCCACHE/E] #{cache_product_path} should exist after mv"
        return false
    end
    
    target_context[:product_md5] = zabel_get_file_md5(cache_product_path)
    target_context[:build_product_dir] = target_context[BUILD_KEY_CONFIGURATION_BUILD_DIR].gsub(target_context[BUILD_KEY_SYMROOT] + "/", "")
    target_context[:build_intermediate_dir] = target_context[BUILD_KEY_TARGET_TEMP_DIR].gsub(target_context[BUILD_KEY_OBJROOT] + "/", "")
    if target_context[BUILD_KEY_MODULEMAP_FILE]
        target_context[BUILD_KEY_MODULEMAP_FILE] = zabel_get_content_without_pwd target_context[BUILD_KEY_MODULEMAP_FILE]
    end

    target_context = target_context.clone
    target_context.delete(:dependency_files)
    target_context.delete(:target_status)
    target_context.delete(:potential_hit_target_cache_dirs)
    target_context.delete(:target_md5_content)
    target_context.delete(:miss_dependency_list)
    [BUILD_KEY_SYMROOT, BUILD_KEY_CONFIGURATION_BUILD_DIR, BUILD_KEY_OBJROOT, BUILD_KEY_TARGET_TEMP_DIR, BUILD_KEY_PODS_XCFRAMEWORKS_BUILD_DIR, BUILD_KEY_SRCROOT].each do | key |
        target_context.delete(key)
    end

    File.write(target_cache_dir + "/" + FILE_NAME_CONTEXT, target_context.to_yaml)
    File.write(target_cache_dir + "/" + FILE_NAME_MESSAGE, message)

    return true
end

.zabel_backup_project(project) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 234

def self.zabel_backup_project(project)
    command = "cp \"#{project.path}/project.pbxproj\" \"#{project.path}/project.zabel_backup_pbxproj\""
    raise unless system command
end

.zabel_can_cache_target(target) ⇒ Object

是否缓存 $cache_hash = {} $has_load_cache_file = false



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 107

def self.zabel_can_cache_target(target)
    if target.name.start_with? "Pods-"
        puts "[XCCACHE/I] skip #{target.name}"
        return false
    end
    if target.class == Xcodeproj::Project::Object::PBXNativeTarget
        # see https://github.com/CocoaPods/Xcodeproj/blob/master/lib/xcodeproj/constants.rb#L145
        if target.product_type == "com.apple.product-type.bundle" or 
            target.product_type == "com.apple.product-type.library.static" or
            target.product_type == "com.apple.product-type.framework"
            return true
        else
            puts "[XCCACHE/I] skip #{target.name} #{target.class} #{target.product_type}"
        end
    else
        puts "[XCCACHE/I] skip #{target.name} #{target.class}"
    end
    return false
end

.zabel_clean ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 976

def self.zabel_clean
    zabel_clean_temp_files
end

.zabel_clean_backup_project(project) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 228

def self.zabel_clean_backup_project(project)
    command = "rm -rf \"#{project.path}/project.zabel_backup_pbxproj\""
    raise unless system command
end

.zabel_clean_temp_files ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 372

def self.zabel_clean_temp_files
    command = "rm -rf Pods/*.xcodeproj/project.zabel_backup_pbxproj"
    puts command
    raise unless system command

    command = "rm -rf Pods/*.xcodeproj/*.#{FILE_NAME_TARGET_CONTEXT}"
    puts command
    raise unless system command
end

.zabel_disable_build_and_inject_extract(project, target, target_context) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 708

def self.zabel_disable_build_and_inject_extract(project, target, target_context)
    target_cache_dir = target_context[:hit_target_cache_dir]

    # touch to update mtime
    raise unless system "touch \"#{target_cache_dir}\""

    # delete build phases to disable build command
    target.build_phases.delete_if { | build_phase | 
        build_phase.class == Xcodeproj::Project::Object::PBXHeadersBuildPhase or 
        build_phase.class == Xcodeproj::Project::Object::PBXSourcesBuildPhase or 
        build_phase.class == Xcodeproj::Project::Object::PBXResourcesBuildPhase
    }

    # zabel_exec = "\"#{$0}\""
    # if ENV["BUNDLE_BIN_PATH"] and ENV["BUNDLE_BIN_PATH"].size > 0 and ENV["BUNDLE_GEMFILE"] and ENV["BUNDLE_GEMFILE"].size > 0
    #     zabel_exec = "cd \"#{File.dirname(ENV["BUNDLE_GEMFILE"])}\" && \"#{ENV["BUNDLE_BIN_PATH"]}\" exe zabel"
    # end
    # extract_script = "#{zabel_exec} #{STAGE_EXTRACT} \"#{target_cache_dir}\" \"#{target_context[:build_product_dir]}\" \"#{target_context[:build_intermediate_dir]}\""

    inject_phase = target.new_shell_script_build_phase("zabel_extract_#{target.name}")
    inject_phase.shell_path = "/usr/bin/env bash -l"
    inject_phase.shell_script = "export LC_ALL=en_US.UTF-8 \nexport LANG=en_US.UTF-8 \n\npod xcextract #{target_cache_dir}"
    inject_phase.show_env_vars_in_log = '1'

    puts "成功注入pod extract 脚本"
end

.zabel_extract(target_cache_dir) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 913

def self.zabel_extract(target_cache_dir)
    puts "[XCCACHE/D] #{Time.now.to_f.to_s}"

    #target_cache_dir = ARGV[1]
    
    cache_product_path = target_cache_dir + "/#{FILE_NAME_PRODUCT}"

    start_time = Time.now

    [BUILD_KEY_SYMROOT, BUILD_KEY_CONFIGURATION_BUILD_DIR, BUILD_KEY_OBJROOT, BUILD_KEY_TARGET_TEMP_DIR, BUILD_KEY_SRCROOT, BUILD_KEY_FULL_PRODUCT_NAME].sort.each do | key |
        unless ENV.has_key? key and ENV[key] and ENV[key].size > 0
            raise "[XCCACHE/E] #{target.name} should have #{key}"
            break
        end
    end

    if ENV[BUILD_KEY_CONFIGURATION_BUILD_DIR] != ENV[BUILD_KEY_TARGET_BUILD_DIR]
        command = "mkdir -p \"#{ENV[BUILD_KEY_CONFIGURATION_BUILD_DIR]}\" && cd \"#{File.dirname(ENV[BUILD_KEY_CONFIGURATION_BUILD_DIR])}/\" && tar -xf \"#{cache_product_path}\""
        puts command
        raise unless system command

        command = "rm -rf \"#{ENV[BUILD_KEY_TARGET_BUILD_DIR]+"/"+ENV[BUILD_KEY_FULL_PRODUCT_NAME]}\""
        puts command
        raise unless system command

        command = "mkdir -p \"#{File.dirname(ENV[BUILD_KEY_TARGET_BUILD_DIR]+"/"+ENV[BUILD_KEY_FULL_PRODUCT_NAME])}\""
        puts command
        raise unless system command

        command = "mv \"#{ENV[BUILD_KEY_CONFIGURATION_BUILD_DIR]+"/"+ENV[BUILD_KEY_FULL_PRODUCT_NAME]}\" \"#{ENV[BUILD_KEY_TARGET_BUILD_DIR]+"/"+ENV[BUILD_KEY_FULL_PRODUCT_NAME]}\""
        puts command
        raise unless system command

        command = "/bin/ln -sfh \"#{ENV[BUILD_KEY_TARGET_BUILD_DIR]+"/"+ENV[BUILD_KEY_FULL_PRODUCT_NAME]}\" \"#{ENV[BUILD_KEY_CONFIGURATION_BUILD_DIR]+"/"+ENV[BUILD_KEY_FULL_PRODUCT_NAME]}\""
        puts command
        raise unless system command
    else
        command = "mkdir -p \"#{ENV[BUILD_KEY_CONFIGURATION_BUILD_DIR]}\" && cd \"#{File.dirname(ENV[BUILD_KEY_CONFIGURATION_BUILD_DIR])}/\" && tar -xf \"#{cache_product_path}\""
        puts command
        raise unless system command
    end 

    puts "[XCCACHE/I] duration = #{(Time.now - start_time).to_i} s in stage extract"
    puts "[XCCACHE/D] #{Time.now.to_f.to_s}"
end

.zabel_get_cache_count ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 50

def self.zabel_get_cache_count
    cache_count = ENV["ZABEL_CACHE_COUNT"]
    if cache_count and cache_count.to_i.to_s == cache_count
        return cache_count.to_i
    end
    return 10000
end

.zabel_get_cache_root ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 41

def self.zabel_get_cache_root
    cache_root = ENV["ZABEL_CACHE_ROOT"]
    if cache_root and cache_root.size > 0
        return cache_root
    end

    return Dir.home + "/xccache"
end

.zabel_get_content_without_pwd(content) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 190

def self.zabel_get_content_without_pwd(content)
    content = content.gsub("#{Dir.pwd}/", "").gsub(/#{Dir.pwd}(\W|$)/, '\1')
    return content
end

.zabel_get_dependency_files(target, intermediate_dir, product_dir, xcframeworks_build_dir) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 127

def self.zabel_get_dependency_files(target, intermediate_dir, product_dir, xcframeworks_build_dir)
    dependency_files = []
    Dir.glob("#{intermediate_dir}/**/*.d").each do | dependency_file |
        content = File.read(dependency_file)
        # see https://github.com/ccache/ccache/blob/master/src/Depfile.cpp#L141
        # and this is a simple regex parser enough to get all files, as far as I know.
        files = content.scan(/(?:\S(?:\\ )*)+/).flatten.uniq
        files = files - ["dependencies:", "\\", ":"]

        files.each do | file |
            file = file.gsub("\\ ", " ")

            unless File.exist? file
                puts "[XCCACHE/E] #{target.name} #{file} should exist in dependency file #{dependency_file} in #{intermediate_dir}/**/*.d"
                return []
            end

            if file.start_with? intermediate_dir + "/" or 
                file.start_with? product_dir + "/"
                next
            end

            if xcframeworks_build_dir and xcframeworks_build_dir.size > 0 and file.start_with? xcframeworks_build_dir + "/"
                next
            end

            dependency_files.push file
        end
    end
    return dependency_files.uniq
end

.zabel_get_file_md5(file) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 197

def self.zabel_get_file_md5(file)
    if $zabel_file_md5_hash.has_key? file
        return $zabel_file_md5_hash[file]
    end
    md5 = Digest::MD5.hexdigest(File.read(file))
    $zabel_file_md5_hash[file] = md5
    return md5
end

.zabel_get_min_source_file_count ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 70

def self.zabel_get_min_source_file_count
    # By default, zable caches targets which count of source files is greater than or equal 1.
    # You can set this value to 0 or more than 1 to achieve higher speed. 
    min_source_file_count = ENV["ZABEL_MIN_SOURCE_FILE_COUNT"]
    if min_source_file_count and min_source_file_count.to_i.to_s == min_source_file_count
        return min_source_file_count.to_i
    end
    return 1
end

.zabel_get_potential_hit_target_cache_dirs(target, target_md5, miss_dependency_list) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 651

def self.zabel_get_potential_hit_target_cache_dirs(target, target_md5, miss_dependency_list)
    dependency_start_time = Time.now
    target_cache_dirs = Dir.glob(zabel_get_cache_root + "/" + target.name + "-" + target_md5 + "-*")
    file_time_hash = {}
    target_cache_dirs.each do | file |
        file_time_hash[file] = File.mtime(file)
    end
    target_cache_dirs = target_cache_dirs.sort_by {|file| - file_time_hash[file].to_f}
    potential_hit_target_cache_dirs = []
    target_cache_dirs.each do | target_cache_dir |
        next unless File.exist? target_cache_dir + "/" + FILE_NAME_PRODUCT
        next unless File.exist? target_cache_dir + "/" + FILE_NAME_CONTEXT
        target_context = YAML.load(File.read(target_cache_dir + "/" + FILE_NAME_CONTEXT))
        dependency_miss = false
        target_context[:dependency_files_md5].each do | item |
            dependency_file = item[0]
            dependency_md5 = item[1]

            unless File.exist? dependency_file
                miss_dependency_list.push "[XCCACHE/W] #{target.name} #{dependency_file} file should exist to be hit"
                dependency_miss = true
                break
            end
            unless zabel_get_file_md5(dependency_file) == dependency_md5
                miss_dependency_list.push "[XCCACHE/W] #{target.name} #{dependency_file} md5 #{zabel_get_file_md5(dependency_file)} should match #{dependency_md5} to be hit"
                dependency_miss = true
                break
            end
        end
        if not dependency_miss
            if not target_context[:target_md5] == target_md5
                command = "rm -rf \"#{target_cache_dir}\""
                raise unless system command
                puts "[XCCACHE/E] #{target.name} #{target_cache_dir} target md5 should match to be verified"
                dependency_miss = false
                next
            end
            if not target_context[:product_md5] == zabel_get_file_md5(target_cache_dir + "/" + FILE_NAME_PRODUCT)
                command = "rm -rf \"#{target_cache_dir}\""
                raise unless system command
                puts "[XCCACHE/E] #{target.name} #{target_cache_dir} product md5 should match to be verified"
                dependency_miss = false
                next
            end

            potential_hit_target_cache_dirs.push target_cache_dir
            if target_context[:dependency_targets_md5].size == 0
                break
            end
            if potential_hit_target_cache_dirs.size > 10
                break
            end
        end
    end
    return potential_hit_target_cache_dirs
end

.zabel_get_projects ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 80

def self.zabel_get_projects
    # TODO: to support more project, not only Pods
    pods_project = Xcodeproj::Project.open("Pods/Pods.xcodeproj")
    wrapper_project_paths = zabel_get_wrapper_project_paths(pods_project)
    wrapper_projects = []
    wrapper_project_paths.each do | path |
        next if path.end_with? "Pods/Pods.xcodeproj"
        project = Xcodeproj::Project.open(path)
        wrapper_projects.push project
    end
    return (wrapper_projects + [pods_project])
end

.zabel_get_target_md5_content(project, target, configuration_name, argv, source_files) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 248

def self.zabel_get_target_md5_content(project, target, configuration_name, argv, source_files)

    unless $zabel_podfile_spec_checksums
        if File.exist? "Podfile.lock"
            podfile_lock = YAML.load(File.read("Podfile.lock"))
            $zabel_podfile_spec_checksums = podfile_lock["SPEC CHECKSUMS"]
        end
    end

    project_configuration = project.build_configurations.detect { | config | 
        config.name == configuration_name
    }
    project_configuration_content = project_configuration.pretty_print.to_yaml
    project_xcconfig = ""
    if project_configuration.base_configuration_reference
        config_file_path = project_configuration.base_configuration_reference.real_path.to_s
        if File.exist? config_file_path
            project_xcconfig = File.read(config_file_path).lines.reject{|line|line.include? "_SEARCH_PATHS"}.sort.join("")
        end
    end

    target_configuration = target.build_configurations.detect { | config | config.name == configuration_name}
    target_configuration_content = target_configuration.pretty_print.to_yaml
    target_xcconfig = ""
    if target_configuration.base_configuration_reference
        config_file_path = target_configuration.base_configuration_reference.real_path.to_s
        if File.exist? config_file_path
            target_xcconfig = File.read(config_file_path).lines.reject{|line|line.include? "_SEARCH_PATHS"}.sort.join("")
        end
    end

    first_configuration = []
    build_phases = []
    build_phases.push target.source_build_phase if target.methods.include? :source_build_phase
    build_phases.push target.resources_build_phase if target.methods.include? :resources_build_phase
    build_phases.each do | build_phase |
        build_phase.files_references.each do | files_reference |
            if files_reference.class == Xcodeproj::Project::Object::PBXVariantGroup
                files_reference.files.each do |file_ref_in_group|
                    file_ref_in_group.build_files.each do |build_file|
                        if build_file.settings and build_file.settings.class == Hash
                            first_configuration.push File.basename(build_file.file_ref.real_path.to_s) + "\n" + build_file.settings.to_yaml
                        end
                    end
                end
            else
                files_reference.build_files.each do |build_file|
                    if build_file.settings and build_file.settings.class == Hash
                        first_configuration.push File.basename(build_file.file_ref.real_path.to_s) + "\n" + build_file.settings.to_yaml
                    end
                end
            end
        end
    end
    first_configuration_content = first_configuration.sort.uniq.join("\n")

    key_argv = []

    # TODO: to add more and test more
    # However, you can control your cache keys manually by using pre and post.
    temp_path_list = ["-derivedDataPath", "-archivePath", "--derived_data_path", "--archive_path", "--build_path"]
    argv.each_with_index do | arg, index |
        next if temp_path_list.include? arg
        next if index > 0 and temp_path_list.include? argv[index-1]
        next if arg.start_with? "DSTROOT="
        next if arg.start_with? "OBJROOT="
        next if arg.start_with? "SYMROOT="
        key_argv.push arg
    end

    source_md5_list = []
    # zabel built-in verison, which will be changed for incompatibility in the future
    source_md5_list.push "Zabel cache version : #{CocoapodsXccache::CACHE_VERSION}"
    source_md5_list.push "ARGV : #{key_argv.to_s}"

    # TODO: to get a explicit spec name from a target. 
    target_possible_spec_names = []
    target_possible_spec_names.push target_configuration.build_settings["PRODUCT_NAME"] if target_configuration.build_settings["PRODUCT_NAME"]
    target_possible_spec_names.push target_configuration.build_settings["IBSC_MODULE"] if target_configuration.build_settings["IBSC_MODULE"]
    target_possible_spec_names.push File.basename(target_configuration.build_settings["CONFIGURATION_BUILD_DIR"]) if target_configuration.build_settings["CONFIGURATION_BUILD_DIR"]
    if target_xcconfig.lines.detect { | line | line.start_with? "CONFIGURATION_BUILD_DIR = "}
        target_possible_spec_names.push File.basename(target_xcconfig.lines.detect { | line | line.start_with? "CONFIGURATION_BUILD_DIR = "}.strip)
    end
    if target_xcconfig.lines.detect { | line | line.start_with? "PODS_TARGET_SRCROOT = "}
        target_possible_spec_names.push File.basename(target_xcconfig.lines.detect { | line | line.start_with? "PODS_TARGET_SRCROOT = "}.strip)
    end

    target_match_spec_names = []
    target_possible_spec_names.uniq.sort.each do | spec_name |
        if spec_name.size > 0 and $zabel_podfile_spec_checksums.has_key? spec_name
            source_md5_list.push "SPEC CHECKSUM : #{spec_name} #{$zabel_podfile_spec_checksums[spec_name]}"
            target_match_spec_names.push spec_name
        end
    end
    
    unless target_match_spec_names.size == 1
        puts "[XCCACHE/E] #{target.name} #{target_possible_spec_names.to_s} #{target_match_spec_names.to_s} SPEC CHECKSUM should be found"
        puts target_configuration.build_settings.to_s
        puts target_xcconfig
    end

    source_md5_list.push "Project : #{File.basename(project.path)}"
    source_md5_list.push "Project configuration : "
    source_md5_list.push project_configuration_content.strip
    source_md5_list.push "Project xcconfig : "
    source_md5_list.push project_xcconfig.strip
    source_md5_list.push "Target : #{target.name}"
    source_md5_list.push "Target type : #{target.product_type}"
    source_md5_list.push "Target configuration : "
    source_md5_list.push target_configuration_content.strip
    source_md5_list.push "Target xcconfig : "
    source_md5_list.push target_xcconfig.strip
    source_md5_list.push "Files settings : "
    source_md5_list.push first_configuration_content.strip
    
    source_md5_list.push "Files MD5 : "
    source_files.uniq.sort.each do | file |
        source_md5_list.push zabel_get_content_without_pwd(file) + " : " + zabel_get_file_md5(file)
    end

    source_md5_content = source_md5_list.join("\n")
    return source_md5_content
end

.zabel_get_target_source_files(target) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 159

def self.zabel_get_target_source_files(target)
    files = []
    target.source_build_phase.files.each do | file |
        file_path = file.file_ref.real_path.to_s
        files.push file_path
    end
    target.headers_build_phase.files.each do | file |
        file_path = file.file_ref.real_path.to_s
        files.push file_path
    end
    target.resources_build_phase.files.each do | file |
        file_path = file.file_ref.real_path.to_s
        files.push file_path
    end
    
    expand_files = []
    files.uniq.each do | file |
        next unless File.exist? file
        if File.file? file
            expand_files.push file
        else
            Find.find(file).each do | file_in_dir |
                if File.file? file_in_dir
                    expand_files.push file_in_dir
                end
            end
        end
    end
    return expand_files.uniq
end

.zabel_get_wrapper_project_paths(project) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 93

def self.zabel_get_wrapper_project_paths(project)
    wrapper_projects = project.files.select{|file| file.last_known_file_type=="wrapper.pb-project"}
    wrapper_project_paths = []
    wrapper_projects.each do | wrapper_project_file |
        wrapper_project_file_path = wrapper_project_file.real_path.to_s
        wrapper_project_paths.push wrapper_project_file_path
    end
    return wrapper_project_paths.uniq
end

.zabel_inject_printenv(project, target) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 737

def self.zabel_inject_printenv(project, target)
    # zabel_exec = "\"#{$0}\""
    # if ENV["BUNDLE_BIN_PATH"] and ENV["BUNDLE_BIN_PATH"].size > 0 and ENV["BUNDLE_GEMFILE"] and ENV["BUNDLE_GEMFILE"].size > 0
    #     zabel_exec = "cd \"#{File.dirname(ENV["BUNDLE_GEMFILE"])}\" && \"#{ENV["BUNDLE_BIN_PATH"]}\" exe zabel"
    # end
    # inject_phase = target.new_shell_script_build_phase("zabel_printenv_#{target.name}")
    # inject_phase.shell_script = "#{zabel_exec} #{STAGE_PRINTENV} #{target.name} \"#{project.path}\""

    zabel_exec = "export LC_ALL=en_US.UTF-8 \nexport LANG=en_US.UTF-8 \n\npod xcprintenv --targetname=#{target.name} --projectpath=#{project.path}"
    inject_phase = target.new_shell_script_build_phase("zabel_printenv_#{target.name}")
    inject_phase.shell_path = "/usr/bin/env bash -l"
    inject_phase.shell_script = zabel_exec
    inject_phase.show_env_vars_in_log = '1'
end

.zabel_keep ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 206

def self.zabel_keep
    file_list = Dir.glob("#{zabel_get_cache_root}/*")
    file_time_hash = {}
    file_list.each do | file |
        file_time_hash[file] = File.mtime(file)
    end
    file_list = file_list.sort_by {|file| - file_time_hash[file].to_f}
    puts "[XCCACHE/I] keep cache " + file_list.size.to_s + " " + Open3.capture3("du -sh #{zabel_get_cache_root}")[0].to_s

    if file_list.size > 1
        puts "[XCCACHE/I] keep oldest " + file_time_hash[file_list.last].to_s + " " + file_list.last
        puts "[XCCACHE/I] keep newest " + file_time_hash[file_list.first].to_s + " " + file_list.first
    end

    if file_list.size > zabel_get_cache_count
        file_list_remove = file_list[zabel_get_cache_count..(file_list.size-1)]
        file_list_remove.each do | file |
            raise unless system "rm -rf \"#{file}\""
        end
    end
end

.zabel_post(argv) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 467

def self.zabel_post(argv)

    if argv.nil?
        argv = {}
    end

    # configuration_name = nil
    configuration_name = "Debug"

    # if argv.include?("-configuration")
    #     configuration_name = argv[argv.index("-configuration") + 1]
    # elsif argv.include?("--configuration")
    #     configuration_name = argv[argv.index("--configuration") + 1]
    # end
    # unless configuration_name and configuration_name.size > 0
    #     raise "[XCCACHE/E] -configuration or --configuration should be set"
    # end

    start_time = Time.now

    add_count = 0

    projects = zabel_get_projects

    post_targets_context = {}

    projects.each do | project |
        project_configuration = project.build_configurations.detect { | config | config.name == configuration_name}
        unless project_configuration
            puts "[XCCACHE/E] #{project.path} should have config #{configuration_name}"
            next
        end
        project.native_targets.each do | target |
            target_context_file = "#{project.path}/#{target.name}.#{FILE_NAME_TARGET_CONTEXT}"
            unless File.exist? target_context_file
                next
            end
            if zabel_can_cache_target(target)
                target_context = YAML.load(File.read(target_context_file))

                if target_context[:target_status] == STATUS_MISS_AND_READY
                    environment_valid = true
                    [BUILD_KEY_SYMROOT, BUILD_KEY_CONFIGURATION_BUILD_DIR, BUILD_KEY_OBJROOT, BUILD_KEY_TARGET_TEMP_DIR, BUILD_KEY_SRCROOT, BUILD_KEY_FULL_PRODUCT_NAME].sort.each do | key |
                        unless target_context.has_key? key and target_context[key] and target_context[key].size > 0
                            puts "[XCCACHE/E] #{target.name} should have #{key} in #{target_context.to_s}"
                            environment_valid = false
                            break
                        end
                    end
                    next unless environment_valid

                    source_files = zabel_get_target_source_files(target)

                    product_dir = target_context[BUILD_KEY_CONFIGURATION_BUILD_DIR]
                    intermediate_dir = target_context[BUILD_KEY_TARGET_TEMP_DIR]
                    xcframeworks_build_dir = target_context[BUILD_KEY_PODS_XCFRAMEWORKS_BUILD_DIR]

                    dependency_files = zabel_get_dependency_files(target, intermediate_dir, product_dir, xcframeworks_build_dir)
                    if source_files.size > 0 and dependency_files.size == 0 and target.product_type != "com.apple.product-type.bundle"
                        puts "[XCCACHE/E] #{target.name} should have dependent files"
                        next
                    end
                    target_context[:dependency_files] = dependency_files - source_files
                    target_md5_content = zabel_get_target_md5_content(project, target, configuration_name, argv, source_files)
                    target_context[:target_md5_content] = target_md5_content
                    target_md5 = Digest::MD5.hexdigest(target_md5_content)
                    unless target_context[:target_md5] == target_md5
                        puts "[XCCACHE/E] #{target.name} md5 should not be changed after build"
                        next
                    end
                    if target_context[BUILD_KEY_SRCROOT] and target_context[BUILD_KEY_SRCROOT].size > 0 and 
                        target_context[BUILD_KEY_MODULEMAP_FILE] and target_context[BUILD_KEY_MODULEMAP_FILE].size > 0
                        if File.exist? Dir.pwd + "/" + zabel_get_content_without_pwd("#{target_context[BUILD_KEY_SRCROOT]}/#{target_context[BUILD_KEY_MODULEMAP_FILE]}")
                            target_context[BUILD_KEY_MODULEMAP_FILE] = zabel_get_content_without_pwd("#{target_context[BUILD_KEY_SRCROOT]}/#{target_context[BUILD_KEY_MODULEMAP_FILE]}")
                        else
                            puts "[XCCACHE/E] #{target.name} #{target_context[BUILD_KEY_MODULEMAP_FILE]} should be supported"
                            next
                        end
                    end
                elsif target_context[:target_status] == STATUS_HIT
                    if target_context[BUILD_KEY_MODULEMAP_FILE] and target_context[BUILD_KEY_MODULEMAP_FILE].size > 0
                        if not File.exist? Dir.pwd + "/" + target_context[BUILD_KEY_MODULEMAP_FILE]
                            puts "[XCCACHE/E] #{target.name} #{target_context[BUILD_KEY_MODULEMAP_FILE]} should be supported"
                            next
                        end
                    end
                else
                    puts "[XCCACHE/E] #{target.name} should be hit or miss"
                    next
                end

                post_targets_context[target] = target_context
            end
        end
    end

    projects.each do | project |
        project.native_targets.each do | target |
            if post_targets_context.has_key? target
                target_context = post_targets_context[target]
                next unless target_context[:target_status] == STATUS_MISS_AND_READY

                dependency_targets_set = Set.new
                implicit_dependencies = []
                
                post_targets_context.each do | other_target, other_target_context |
                    next if other_target == target

                    next if target.product_type == "com.apple.product-type.bundle"
                    next if other_target.product_type == "com.apple.product-type.bundle"

                    target_context[:dependency_files].each do | dependency |
                        
                        if other_target_context[BUILD_KEY_CONFIGURATION_BUILD_DIR] and other_target_context[BUILD_KEY_CONFIGURATION_BUILD_DIR].size > 0 and
                            dependency.start_with? other_target_context[BUILD_KEY_CONFIGURATION_BUILD_DIR] + "/" 
                            dependency_targets_set.add other_target
                            implicit_dependencies.push dependency
                        elsif other_target_context[BUILD_KEY_TARGET_TEMP_DIR] and other_target_context[BUILD_KEY_TARGET_TEMP_DIR].size > 0 and
                            dependency.start_with? other_target_context[BUILD_KEY_TARGET_TEMP_DIR] + "/"
                            dependency_targets_set.add other_target
                            implicit_dependencies.push dependency
                        elsif other_target_context[:build_product_dir] and other_target_context[:build_product_dir].size > 0 and
                            dependency.start_with? target_context[BUILD_KEY_SYMROOT] + "/" + other_target_context[:build_product_dir] + "/" 
                            dependency_targets_set.add other_target
                            implicit_dependencies.push dependency
                        elsif other_target_context[:build_intermediate_dir] and other_target_context[:build_intermediate_dir].size > 0 and
                            dependency.start_with? target_context[BUILD_KEY_OBJROOT] + "/" + other_target_context[:build_intermediate_dir] + "/" 
                            dependency_targets_set.add other_target
                            implicit_dependencies.push dependency
                        end

                        unless zabel_should_not_detect_module_map_dependency
                            if other_target_context[BUILD_KEY_MODULEMAP_FILE] and other_target_context[BUILD_KEY_MODULEMAP_FILE].size > 0 and
                                dependency == Dir.pwd + "/" + other_target_context[BUILD_KEY_MODULEMAP_FILE]
                                dependency_targets_set.add other_target
                            end
                        end
                    end

                    target_context[:dependency_files] = target_context[:dependency_files] - implicit_dependencies

                end

                target_context[:dependency_files] = target_context[:dependency_files] - implicit_dependencies
                dependency_files_md5 = []
                should_not_cache = false
                target_context[:dependency_files].each do | file |
                    if file.start_with? target_context[BUILD_KEY_OBJROOT] + "/" or file.start_with? target_context[BUILD_KEY_SYMROOT] + "/"
                        puts "[XCCACHE/W] #{target.name} #{file} dependecy should not include build path"
                        should_not_cache = true
                        break
                    end
                    dependency_files_md5.push [zabel_get_content_without_pwd(file), zabel_get_file_md5(file)]
                end
                next if should_not_cache
                
                target_context[:dependency_files_md5] = dependency_files_md5.sort.uniq

                dependency_targets_md5 = dependency_targets_set.to_a.map { | target |  [target.name, post_targets_context[target][:target_md5]]}
                target_context[:dependency_targets_md5] = dependency_targets_md5
    
                message = target_context[:target_md5_content]

                if zabel_add_cache(target, target_context, message)
                    add_count = add_count + 1
                end
            end
        end
    end

    puts "[XCCACHE/I] 恢复"
    projects.each do | project |
        zabel_restore_project(project)
    end

    zabel_keep

    puts "[XCCACHE/I] total add #{add_count}"

    puts "[XCCACHE/I] duration = #{(Time.now - start_time).to_i} s in stage post"

    #zd_delete_main_target_shell
end

.zabel_pre(argv) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 752

def self.zabel_pre(argv)

    if argv.nil?
        argv = {}
    end

    # configuration_name = nil
    configuration_name = "Debug"

    # if argv.include?("-configuration")
    #     configuration_name = argv[argv.index("-configuration") + 1]
    # elsif argv.include?("--configuration")
    #     configuration_name = argv[argv.index("--configuration") + 1]
    # end
    # unless configuration_name and configuration_name.size > 0
    #     raise "[XCCACHE/E] -configuration or --configuration should be set"
    # end

    start_time = Time.now

    if ENV["ZABEL_CLEAR_ALL"] == "YES"
        command = "rm -rf \"#{zabel_get_cache_root}\""
        puts command
        raise unless system command
    end

    zabel_clean_temp_files

    projects = zabel_get_projects

    pre_targets_context = {}

    hit_count = 0
    miss_count = 0
    hit_target_md5_cache_set = Set.new
    iteration_count = 0

    projects.each do | project |
        project_configuration = project.build_configurations.detect { | config | config.name == configuration_name}
        unless project_configuration
            puts "[XCCACHE/E] #{project.path} should have config #{configuration_name}"
            next
        end
        project.native_targets.each do | target |
            if zabel_can_cache_target(target)
                source_files = zabel_get_target_source_files(target)
                unless source_files.size >= zabel_get_min_source_file_count
                    puts "[XCCACHE/I] skip #{target.name} #{source_files.size} < #{zabel_get_min_source_file_count}"
                    next
                end
                target_md5_content = zabel_get_target_md5_content(project, target, configuration_name, argv, source_files)
                target_md5 = Digest::MD5.hexdigest(target_md5_content)
                miss_dependency_list = []
                potential_hit_target_cache_dirs = zabel_get_potential_hit_target_cache_dirs(target, target_md5, miss_dependency_list) 

                target_context = {}
                target_context[:target_md5] = target_md5
                target_context[:potential_hit_target_cache_dirs] = potential_hit_target_cache_dirs
                target_context[:miss_dependency_list] = miss_dependency_list
                if potential_hit_target_cache_dirs.size == 0
                    if miss_dependency_list.size > 0
                        puts miss_dependency_list.uniq.join("\n")
                    end
                    puts "[XCCACHE/I] miss #{target.name} #{target_md5} in iteration #{iteration_count}"
                    target_context[:target_status] = STATUS_MISS
                    miss_count = miss_count + 1
                end
                pre_targets_context[target] = target_context
            end
        end
    end

    while true
        iteration_count = iteration_count + 1
        confirm_count = hit_count + miss_count
        projects.each do | project |
            project.native_targets.each do | target |
                next unless pre_targets_context.has_key? target
                target_context = pre_targets_context[target]
                next if target_context[:target_status] == STATUS_MISS
                next if target_context[:target_status] == STATUS_HIT
                potential_hit_target_cache_dirs = target_context[:potential_hit_target_cache_dirs]
                next if potential_hit_target_cache_dirs.size == 0

                hit_target_cache_dir = nil
                potential_hit_target_cache_dirs.each do | target_cache_dir |
                    next unless File.exist? target_cache_dir + "/" + FILE_NAME_CONTEXT
                    hit_target_context = YAML.load(File.read(target_cache_dir + "/" + FILE_NAME_CONTEXT))
                    hit_target_cache_dir = target_cache_dir
                    hit_target_context[:dependency_targets_md5].each do | item |
                        dependency_target = item[0]
                        dependency_target_md5 = item[1]
                        
                        # cycle dependency targets will be miss every time. 
                        # TODO: to detect cycle dependency so that cache will not be added,
                        # or to hit cache together with some kind of algorithms.
                        unless hit_target_md5_cache_set.include? "#{dependency_target}-#{dependency_target_md5}"
                            hit_target_cache_dir = nil
                            break
                        end
                    end
                    if hit_target_cache_dir
                        target_context = target_context.merge!(hit_target_context)
                        break
                    end
                end
                if hit_target_cache_dir
                    puts "[XCCACHE/I] hit #{target.name} #{target_context[:target_md5]} in iteration #{iteration_count} potential #{potential_hit_target_cache_dirs.size}"
                    target_context[:target_status] = STATUS_HIT
                    target_context[:hit_target_cache_dir] = hit_target_cache_dir
                    hit_count = hit_count + 1
                    hit_target_md5_cache_set.add "#{target.name}-#{target_context[:target_md5]}"
                end
            end
        end
        if hit_count + miss_count == confirm_count
            break
        end
    end

    projects.each do | project |
        should_save = false
        project.native_targets.each do | target |
            next unless pre_targets_context.has_key? target
            target_context = pre_targets_context[target]

            if target_context[:target_status] == STATUS_HIT
                zabel_disable_build_and_inject_extract(project, target, target_context)
            else
                unless target_context[:target_status] == STATUS_MISS
                    target_context[:target_status] = STATUS_MISS
                    miss_dependency_list = target_context[:miss_dependency_list]
                    if miss_dependency_list.size > 0
                        puts miss_dependency_list.uniq.join("\n")
                    end
                    puts "[XCCACHE/I] miss #{target.name} #{target_context[:target_md5]} in iteration #{iteration_count}"
                    miss_count = miss_count + 1
                end
                zabel_inject_printenv(project, target)
            end
            File.write("#{project.path}/#{target.name}.#{FILE_NAME_TARGET_CONTEXT}", target_context.to_yaml)

            should_save = true
        end

        if should_save
            zabel_backup_project(project)
            project.save
        else
            zabel_clean_backup_project(project)
        end
    end

    #MARK: 给主工程注入执行脚本
    zd_inject_main_target_shell

    puts "[XCCACHE/I] total #{hit_count + miss_count} hit #{hit_count} miss #{miss_count} iteration #{iteration_count}"

    puts "[XCCACHE/I] duration = #{(Time.now - start_time).to_i} s in stage pre"
end

.zabel_printenv(target_name, project_path) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 959

def self.zabel_printenv(target_name, project_path)
    # puts ARGV.to_s
    # target_name = ARGV[1]
    # project_path = ARGV[2]
    
    target_context = YAML.load(File.read("#{project_path}/#{target_name}.#{FILE_NAME_TARGET_CONTEXT}"))

    # see https://developer.apple.com/library/archive/documentation/DeveloperTools/Reference/XcodeBuildSettingRef/1-Build_Setting_Reference/build_setting_ref.html
    [BUILD_KEY_SYMROOT, BUILD_KEY_CONFIGURATION_BUILD_DIR, BUILD_KEY_OBJROOT, BUILD_KEY_TARGET_TEMP_DIR, BUILD_KEY_PODS_XCFRAMEWORKS_BUILD_DIR, BUILD_KEY_MODULEMAP_FILE, BUILD_KEY_SRCROOT, BUILD_KEY_FULL_PRODUCT_NAME].sort.each do | key |
        if ENV[key]
            target_context[key] = ENV[key]
        end
    end
    target_context[:target_status] = STATUS_MISS_AND_READY
    File.write("#{project_path}/#{target_name}.#{FILE_NAME_TARGET_CONTEXT}", target_context.to_yaml)
end

.zabel_restore_project(project) ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 239

def self.zabel_restore_project(project)
    if File.exist? "#{project.path}/project.zabel_backup_pbxproj"
        command = "mv \"#{project.path}/project.zabel_backup_pbxproj\" \"#{project.path}/project.pbxproj\""
        raise unless system command
    end
end

.zabel_should_not_detect_module_map_dependency ⇒ Object 



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 58

def self.zabel_should_not_detect_module_map_dependency
    # By default, zabel detects module map dependency. 
    # However, there are bugs of xcodebuild or swift-frontend, which emits unnecessary and incorrect modulemap dependencies. 
    # To test by run "ruby test/one.rb test/todo/modulemap_file/Podfile"
    # To avoid by set "export ZABEL_NOT_DETECT_MODULE_MAP_DEPENDENCY=YES"
    zabel_should_not_detect_module_map_dependency = ENV["ZABEL_NOT_DETECT_MODULE_MAP_DEPENDENCY"]
    if zabel_should_not_detect_module_map_dependency == "YES"
        return true
    end
    return false
end

.zd_delete_main_target_shell ⇒ Object

删除主工程注入的脚本



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 1037

def self.zd_delete_main_target_shell
    puts "[XCCACHE/I] 删除主工程注入的脚本"
    project, target = zd_get_main_project_and_target
    main_target_shell_name = "#{MAIN_PROJECT_SHELL_NAME}_#{target_name}"

    target.build_phases.delete_if { | build_phase |
        build_phase.class == Xcodeproj::Project::Object::PBXShellScriptBuildPhase and build_phase.name == main_target_shell_name
    }
    project.save
end

.zd_get_main_project_and_target ⇒ Object

获取主工程 和 主target



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 984

def self.zd_get_main_project_and_target
    main_xcodeproj_path_arry = Dir.glob("*.xcodeproj")
    if main_xcodeproj_path_arry.size == 0
        main_xcodeproj_path_arry = Dir.glob("#{File.basename(Dir.pwd.to_s)}/*.xcodeproj")
    end
    if main_xcodeproj_path_arry.size == 0
        puts "[XCCACHE/E 未找到 project]"
        return nil
    end

    main_xcodeproj_path = main_xcodeproj_path_arry[0]
    puts "[XCCACHE/I] 主工程路径 = #{main_xcodeproj_path}"

    main_project = Xcodeproj::Project.open(main_xcodeproj_path)

    main_project_name = File.basename(main_xcodeproj_path, ".*")
    main_target = nil
    main_project.native_targets.each do | target |
        if target.name == main_project_name
            main_target = target
            break
        end
    end
    puts "[XCCACHE/E 未找到 target]" unless main_project

    return main_project, main_target
end

.zd_inject_main_target_shell ⇒ Object

在主工程中注入脚本



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# File 'lib/cocoapods-xccache/core/zabel.rb', line 1013

def self.zd_inject_main_target_shell
    project, target = zd_get_main_project_and_target

    main_target_shell_name = "#{MAIN_PROJECT_SHELL_NAME}_#{target.name}"

    targetIndex = target.build_phases.index { |build_phase|
        build_phase.class == Xcodeproj::Project::Object::PBXShellScriptBuildPhase and build_phase.name == main_target_shell_name
    }

    if targetIndex.nil?
        inject_phase = target.new_shell_script_build_phase("#{MAIN_PROJECT_SHELL_NAME}_#{target.name}")
        inject_phase.shell_path = "/usr/bin/env bash -l"
        inject_phase.shell_script = "export LC_ALL=en_US.UTF-8 \nexport LANG=en_US.UTF-8 \n\npod xccache"
        #inject_phase.run_only_for_deployment_postprocessing = "1"
        inject_phase.show_env_vars_in_log = '1'

        puts "[XCCACHE/I] 在主target中注入 XCCache 脚本"
    else
        puts "[XCCACHE/I] 主target中已存在 XCCache 脚本"
    end
    project.save
end