Module: CMD
- Defined in:
- lib/rbbt/util/cmd.rb
Constant Summary collapse
- TOOLS =
IndiferentHash.setup({})
Class Method Summary collapse
- .bash(cmd) ⇒ Object
- .cmd(tool, cmd = nil, options = {}, &block) ⇒ Object
- .cmd_log(*args) ⇒ Object
- .get_tool(tool) ⇒ Object
- .gzip_pipe(file) ⇒ Object
- .process_cmd_options(options = {}) ⇒ Object
- .tool(tool, claim = nil, test = nil, cmd = nil, &block) ⇒ Object
- .versions ⇒ Object
Class Method Details
.bash(cmd) ⇒ Object
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# File 'lib/rbbt/util/cmd.rb', line 60 def self.bash(cmd) %Q(bash <<EOF\n#{cmd}\nEOF\n) end |
.cmd(tool, cmd = nil, options = {}, &block) ⇒ Object
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# File 'lib/rbbt/util/cmd.rb', line 91 def self.cmd(tool, cmd = nil, = {}, &block) , cmd = cmd, nil if Hash === cmd = Misc.add_defaults , :stderr => Log::DEBUG in_content = .delete(:in) stderr = .delete(:stderr) pipe = .delete(:pipe) post = .delete(:post) log = .delete(:log) no_fail = .delete(:no_fail) no_wait = .delete(:no_wait) dont_close_in = .delete(:dont_close_in) log = true if log.nil? if cmd.nil? && ! Symbol === tool cmd = tool else tool = get_tool(tool) if cmd.nil? cmd = tool else cmd = tool + ' ' + cmd end end if stderr == true stderr = Log::HIGH end = if cmd =~ /'\{opt\}'/ cmd.sub!('\'{opt}\'', ) else cmd << " " << end in_content = StringIO.new in_content if String === in_content sin, sout, serr, wait_thr = begin Open3.popen3(ENV, cmd) rescue Log.warn $!. raise ProcessFailed, cmd unless no_fail return end pid = wait_thr.pid Log.debug{"CMD: [#{pid}] #{cmd}" if log} if in_content.respond_to?(:read) in_thread = Thread.new(Thread.current) do |parent| begin begin while c = in_content.readpartial(Misc::BLOCK_SIZE) sin << c end rescue EOFError end sin.close unless sin.closed? unless dont_close_in in_content.close unless in_content.closed? in_content.join if in_content.respond_to? :join end rescue Log.error "Error in CMD [#{pid}] #{cmd}: #{$!.}" raise $! end end else in_thread = nil sin.close end pids = [pid] if pipe ConcurrentStream.setup sout, :pids => pids, :autojoin => no_wait, :no_fail => no_fail err_thread = Thread.new do while line = serr.gets sout.log = line Log.log "STDERR [#{pid}]: " + line, stderr end if Integer === stderr and log serr.close end sout.threads = [in_thread, err_thread, wait_thr].compact sout else err = "" err_thread = Thread.new do while not serr.eof? err << serr.gets if Integer === stderr end serr.close end ConcurrentStream.setup sout, :pids => pids, :threads => [in_thread, err_thread].compact, :autojoin => no_wait, :no_fail => no_fail out = StringIO.new sout.read sout.close unless sout.closed? status = wait_thr.value if not status.success? and not no_fail raise ProcessFailed.new "Command [#{pid}] #{cmd} failed with error status #{status.exitstatus}.\n#{err}" else Log.log err, stderr if Integer === stderr and log end out end end |
.cmd_log(*args) ⇒ Object
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# File 'lib/rbbt/util/cmd.rb', line 210 def self.cmd_log(*args) all_args = *args all_args << {} unless Hash === all_args.last level = all_args.last[:log] || 0 level = 0 if TrueClass === level level = 10 if FalseClass === level level = level.to_i all_args.last[:log] = true all_args.last[:pipe] = true io = cmd(*all_args) pid = io.pids.first while c = io.getc STDERR << c if Log.severity <= level if c == "\n" if pid Log.logn "STDOUT [#{pid}]: ", level else Log.logn "STDOUT: ", level end end end io.join nil end |
.get_tool(tool) ⇒ Object
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# File 'lib/rbbt/util/cmd.rb', line 13 def self.get_tool(tool) return tool.to_s unless TOOLS[tool] @@init_cmd_tool ||= IndiferentHash.setup({}) if !@@init_cmd_tool[tool] claim, test, block, cmd = TOOLS[tool] begin if test CMD.cmd(test + " ") else CMD.cmd("#{tool} --help") end rescue if claim claim.produce else block.call end end version_txt = "" %w(--version -version --help).each do |f| begin version_txt += CMD.cmd("#{tool} #{f}").read break rescue end end version = Misc.scan_version_text(version_txt, tool) @@init_cmd_tool[tool] = version || true return cmd if cmd end tool.to_s end |
.gzip_pipe(file) ⇒ Object
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# File 'lib/rbbt/util/cmd.rb', line 56 def self.gzip_pipe(file) Open.gzip?(file) ? "<(gunzip -c '#{file}')" : "'#{file}'" end |
.process_cmd_options(options = {}) ⇒ Object
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# File 'lib/rbbt/util/cmd.rb', line 64 def self.( = {}) add_dashes = Misc. , :add_option_dashes string = "" .each do |option, value| raise "Invalid option key: #{option.inspect}" if option.to_s !~ /^[a-z_0-9\-=]+$/i raise "Invalid option value: #{value.inspect}" if value.to_s.include? "'" option = "--" << option.to_s if add_dashes and option.to_s[0] != '-' case when value.nil? || FalseClass === value next when TrueClass === value string << "#{option} " else if option.to_s.chars.to_a.last == "=" string << "#{option}'#{value}' " else string << "#{option} '#{value}' " end end end string.strip end |
.tool(tool, claim = nil, test = nil, cmd = nil, &block) ⇒ Object
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# File 'lib/rbbt/util/cmd.rb', line 9 def self.tool(tool, claim = nil, test = nil, cmd = nil, &block) TOOLS[tool] = [claim, test, block, cmd] end |
.versions ⇒ Object
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# File 'lib/rbbt/util/cmd.rb', line 51 def self.versions return {} unless defined? @@init_cmd_tool @@init_cmd_tool.select{|k,v| v =~ /\d+\./ } end |