add DaemonCommand for daemon players

adjust http_header available

src/ZM/Command/DaemonStatusCommand.php

@@ -0,0 +1,31 @@
+<?php
+
+
+namespace ZM\Command;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use ZM\Utils\DataProvider;
+
+class DaemonStatusCommand extends DaemonCommand
+{
+    protected static $defaultName = 'daemon:status';
+
+    protected function configure() {
+        $this->setDescription("查看守护进程框架的运行状态（仅限--daemon模式可用）");
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output) {
+        parent::execute($input, $output);
+        $output->writeln("<info>框架运行中，pid：" . $this->daemon_file["pid"] . "</info>");
+        $output->writeln("<comment>----- 以下是stdout内容 -----</comment>");
+        $stdout = file_get_contents($this->daemon_file["stdout"]);
+        $stdout = explode("\n", $stdout);
+        for ($i = 10; $i > 0; --$i) {
+            if (isset($stdout[count($stdout) - $i]))
+                echo $stdout[count($stdout) - $i] . PHP_EOL;
+        }
+        return Command::SUCCESS;
+    }
+}