From 271bb47d8bb4d545f85543baf26a088a9201d130 Mon Sep 17 00:00:00 2001
From: KasuganoSoras <kasuganosora@tcotp.cn>
Date: Fri, 28 Sep 2018 03:45:10 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=20libvirt.php?=
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支持创建虚拟机了
---
 libvirt/libvirt.php | 192 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 192 insertions(+)

diff --git a/libvirt/libvirt.php b/libvirt/libvirt.php
index e3459bb..b837bd8 100644
--- a/libvirt/libvirt.php
+++ b/libvirt/libvirt.php
@@ -200,4 +200,196 @@ class Libvirt {
 		}
 		return $data;
 	}
+	
+	/**
+	 *
+	 *	createVMXML 创建新的虚拟机配置并上传至服务器
+	 *
+	 *	@param $server			名称
+	 *	@param $vcpu			CPU 数量
+	 *	@param $memory			运行内存
+	 *	@param $disk			磁盘镜像路径
+	 *	@param $iso				ISO 镜像路径
+	 *	@param $boot			首选启动设备
+	 *	@param $network_type	网卡类型
+	 *	@param $network_name	网卡名称
+	 *	@param $network_mac		网卡 MAC 地址
+	 *	@param $network_bridge	网卡桥接名称
+	 *	@param $bandwidth_in	限制下行最大速率（0为不限制）
+	 *	@param $bandwidth_out	限制上行最大速率（0为不限制）
+	 *	@param $vnc_port		VNC 远程连接端口
+	 *
+	 */
+	public function createVMXML($server, $vcpu, $memory, $disk = "", $iso = "", $boot = "hd", $network_type = "network", $network_name = "default", $network_mac = "", $network_bridge = "", $bandwidth_in = 0, $bandwidth_out = 0, $vnc_port = 5900) {
+		// 这一段写的非常骚气请不要在意
+		$template = "<domain type='kvm' id='22'>
+    <name>{$server}</name>
+    <uuid>{$uuid}</uuid>
+    <memory unit='KiB'>{$memory}</memory>
+    <currentMemory unit='KiB'>{$memory}</currentMemory>
+    <vcpu placement='static'>{$vcpu}</vcpu>
+    <resource>
+        <partition>/machine</partition>
+    </resource>
+    <os>
+        <type arch='x86_64' machine='pc-i440fx-rhel7.0.0'>hvm</type>
+        <boot dev='{$boot}'/>
+    </os>
+    <features>
+        <acpi/>
+        <apic/>
+        <pae/>
+    </features>
+    <cpu mode='host-passthrough' check='none'/>
+    <clock offset='localtime'/>
+    <on_poweroff>destroy</on_poweroff>
+    <on_reboot>restart</on_reboot>
+    <on_crash>destroy</on_crash>
+    <devices>
+        <emulator>/usr/libexec/qemu-kvm</emulator>
+";
+		// 如果设置了磁盘文件
+		if($disk !== "") {
+			$template .=
+"        <disk type='file' device='disk'>
+            <driver name='qemu' type='qcow2'/>
+            <source file='{$disk}'/>
+            <backingStore/>
+            <target dev='hda' bus='ide'/>
+            <alias name='ide0-0-0'/>
+            <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+        </disk>
+";
+		}
+		
+		// 如果设置了 ISO 镜像
+		if($iso !== "") {
+			$template .=
+"        <disk type='file' device='cdrom'>
+            <driver name='qemu' type='raw'/>
+            <source file='{$iso}'/>
+            <backingStore/>
+            <target dev='hdb' bus='ide'/>
+            <readonly/>
+            <alias name='ide0-0-1'/>
+            <address type='drive' controller='0' bus='0' target='0' unit='1'/>
+        </disk>
+";
+		}
+		
+		// 判断网络类型，选择不同的标签
+		$tag_name = "network";
+		if($network_type !== "network") {
+			$tag_name = "name";
+		}
+		
+		$template .=
+"        <controller type='usb' index='0' model='piix3-uhci'>
+            <alias name='usb'/>
+            <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
+        </controller>
+        <controller type='pci' index='0' model='pci-root'>
+            <alias name='pci.0'/>
+        </controller>
+        <controller type='ide' index='0'>
+            <alias name='ide'/>
+            <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
+        </controller>
+        <interface type='{$network_type}'>
+            <mac address='{$network_mac}'/>
+            <source {$tag_name}='{$network_name}' bridge='{$network_bridge}'/>
+";
+		// 如果设置了最大宽带速率
+		if($bandwidth_in !== 0 && $bandwidth_out !== 0) {
+			$template .=
+"            <bandwidth>
+                <inbound average='{$bandwidth_in}'/>
+                <outbound average='{$bandwidth_out}'/>
+            </bandwidth>
+";
+		}
+		$template .=
+"            <target dev='vnet0'/>
+            <model type='virtio'/>
+            <alias name='net0'/>
+            <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
+        </interface>
+        <input type='mouse' bus='ps2'>
+            <alias name='input0'/>
+        </input>
+        <input type='keyboard' bus='ps2'>
+            <alias name='input1'/>
+        </input>
+        <graphics type='vnc' port='{$vnc_port}' autoport='yes' listen='0.0.0.0' keymap='en-us'>
+            <listen type='address' address='0.0.0.0'/>
+        </graphics>
+        <video>
+            <model type='cirrus' vram='16384' heads='1' primary='yes'/>
+            <alias name='video0'/>
+            <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
+        </video>
+        <memballoon model='virtio'>
+            <alias name='balloon0'/>
+            <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>
+        </memballoon>
+    </devices>
+    <seclabel type='dynamic' model='dac' relabel='yes'>
+        <label>+9869:+9869</label>
+        <imagelabel>+9869:+9869</imagelabel>
+    </seclabel>
+</domain>";
+		@file_put_contents(__DIR__ . "/{$server}.xml", $template);
+		$this->uploadFile(__DIR__ . "/{$server}.xml", $this->libpath . "/{$server}.xml");
+		@unlink(__DIR__ . "/{$server}.xml");
+	}
+	
+	public function createDisk($name, $type, $size) {
+		if(!$this->conn) {
+			throw new NoConnectionException();
+		}
+		$this->runCommand("mkdir " . $this->libpath . "images/{$name}/");
+		return $this->runCommand("qemu-img create -f {$type} " . $this->libpath . "images/{$name}/{$name}.{$type} {$size}");// $this->runCommand("qemu-img create -f {$type} {$name} {$size}");
+	}
+	
+	public function attach_disk($server, $name) {
+		if(!$this->conn) {
+			throw new NoConnectionException();
+		}
+		return $this->runCommand("virsh attach-disk {$server} " . $this->libpath . "images/{$name} vdb --cache none");
+	}
+	
+	public function setPermission($name) {
+		$data = $this->runCommand("chmod -R 777 " . $this->libpath . "images/{$name}/");
+		$data = $this->runCommand("chmod -R 777 " . $this->libpath . "{$name}.xml");
+		return $data;
+	}
+	
+	public function randomMac() {
+		return "0e:37:6a:" . implode(':', str_split(substr(md5(mt_rand()), 0, 6), 2));
+	}
+	
+	/**
+	 *
+	 *	uploadFile 将本地文件上传到服务器
+	 *
+	 *	@param $local	本地文件和路径
+	 *	@param $remote	远程文件和路径
+	 *
+	 */
+	public function uploadFile($local, $remote) {
+        $sftp = ssh2_sftp($this->conn);
+        $stream = @fopen("ssh2.sftp://{$sftp}{$remote}", 'w');
+
+        if (!$stream) {
+            throw new Exception("Could not open file: {$remote}");
+		}
+        $data = @file_get_contents($local);
+        if ($data === false) {
+            throw new Exception("Could not open local file: {$local}");
+		}
+        if (@fwrite($stream, $data) === false) {
+            throw new Exception("Could not send data from file: {$local}");
+		}
+        @fclose($stream);
+    }
 }
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