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1.1 1ÐÍÐéÄ⻯ 2
1.2 2ÐÍÐéÄ⻯ 2
1.3 KVM 3
1.3.1 »ù±¾¸ÅÄî 3
1.3.2 KVMʵ²Ù 4
1.4 KVM ÐéÄ⻯ԭÀí 11
1.4.1 CPU ÐéÄ⻯ 11
1.4.2 ÄÚ´æÐéÄ⻯ 12
1.4.3 ´æ´¢ÐéÄ⻯ 13
1.5 ÍøÂçÐéÄ⻯ 19
1.5.1 Linux Bridge 19 **ƪ Ô¤±¸ÖªÊ¶ µÚ 1 Õ ÐéÄ⻯ 2 1.1 1ÐÍÐéÄ⻯ 2 1.2 2ÐÍÐéÄ⻯ 2 1.3 KVM 3 1.3.1 »ù±¾¸ÅÄî 3 1.3.2 KVMʵ²Ù 4 1.4 KVM ÐéÄ⻯ԭÀí 11 1.4.1 CPU ÐéÄ⻯ 11 1.4.2 ÄÚ´æÐéÄ⻯ 12 1.4.3 ´æ´¢ÐéÄ⻯ 13 1.5 ÍøÂçÐéÄ⻯ 19 1.5.1 Linux Bridge 19 1.5.2 VLAN 28 1.5.3 Linux Bridge VLAN = ÐéÄâ½»»»»ú 35 µÚ 2 Õ ÔÆ ¼Æ Ëã 36 2.1 »ù±¾¸ÅÄî 36 2.2 ÔƼÆËãºÍ OpenStack 38 µÚ¶þƪ OpenStack ºËÐÄ µÚ 3 Õ OpenStack ¼Ü¹¹ 41 3.1 Conceptual Architecture 41 3.2 Logical Architecture 42 µÚ 4 Õ ´î½¨ÊµÑé»·¾³ 45 4.1 ²¿ÊðÍØÆË 45 4.2 ÎïÀí×ÊÔ´ÐèÇó 46 4.3 ÍøÂç¹æ»® 47 4.4 ²¿Êð DevStack 47 µÚ 5 Õ Identity Service——Keystone 55 5.1 ¸ÅÄî 55 5.1.1 User 55 5.1.2 Credentials 57 5.1.3 Authentication 57 5.1.4 Token 57 5.1.5 Project 58 5.1.6 Service 59 5.1.7 Endpoint 60 5.1.8 Role 60 5.2 ͨ¹ýÀý×Óѧϰ 62 5.2.1 µÚ1²½ µÇ¼ 62 5.2.2 µÚ2²½ ÏÔʾ²Ù×÷½çÃæ 62 5.2.3 µÚ3²½ ÏÔʾimageÁбí 63 5.2.4 Troubleshoot 64 µÚ 6 Õ Image Service——Glance 65 6.1 Àí½â Image 65 6.2 Àí½â Image Service 66 6.3 Glance ¼Ü¹¹ 66 6.4 Glance ²Ù×÷ 69 6.4.1 ´´½¨ image 70 6.4.2 ɾ³ý image 72 6.5 ÈçºÎʹÓà OpenStack CLI 74 6.6 ÈçºÎ Troubleshooting 77 µÚ 7 Õ Compute Service——Nova 79 7.1 Nova¼Ü¹¹ 80 7.1.1 ¼Ü¹¹¸ÅÀÀ 80 7.1.2 ÎïÀí²¿Êð·½°¸ 82 7.1.3 ´ÓÐé»ú´´½¨Á÷³Ì¿´ nova-* ×Ó·þÎñÈçºÎЭͬ¹¤×÷ 84 7.1.4 OpenStack ͨÓÃÉè¼Æ˼· 85 7.2 Nova ×é¼þÏê½â 88 7.2.1 nova-api 88 7.2.2 nova-scheduler 90 7.2.3 nova-compute 97 7.2.4 nova-conductor 104 7.3 ͨ¹ý³¡¾°Ñ§Ï° Nova 105 7.3.1 ¿´¶® OpenStack ÈÕÖ¾ 105 7.3.2 Launch 108 7.3.3 Shut Off 108 7.3.4 Start 112 7.3.5 Soft/Hard Reboot 114 7.3.6 Lock/Unlock 114 7.3.7 Terminate 115 7.3.8 Pause/Resume 116 7.3.9 Suspend/Resume 118 7.3.10 Rescue/Unrescue 119 7.3.11 Snapshot 122 7.3.12 Rebuild 125 7.3.13 Shelve 128 7.3.14 Unshelve 130 7.3.15 Migrate 133 7.3.16 Resize 139 7.3.17 Live Migrate 144 7.3.18 Evacuate 150 7.3.19 Instance ²Ù×÷×ܽá 154 7.4 С½Ú 156 µÚ 8 Õ Block Storage Service ——Cinder 157 8.1 Àí½â Block Storage 157 8.2 Àí½â Block Storage Service 157 8.2.1 Cinder ¼Ü¹¹ 158 8.2.2 ÎïÀí²¿Êð·½°¸ 159 8.2.3 ´Óvolume´´½¨Á÷³Ì¿´cinder-*×Ó·þÎñÈçºÎЭͬ¹¤×÷ 160 8.2.4 Cinder µÄÉè¼Æ˼Ïë 161 8.2.5 Cinder×é¼þÏê½â 163 8.2.6 ͨ¹ý³¡¾°Ñ§Ï° Cinder 170 8.3 С½Ú 220 µÚ 9 Õ Networking Service ——Neutron 221 9.1 Neutron ¸ÅÊö 221 9.1.1 Neutron ¹¦ÄÜ 221 9.1.2 Neutron ÍøÂç»ù±¾¸ÅÄî 222 9.2 Neutron ¼Ü¹¹ 224 9.2.1 ÎïÀí²¿Êð·½°¸ 227 9.2.2 Neutron Server 228 9.2.3 Neutron ÈçºÎÖ§³Ö¸÷ÖÖ network provider 229 9.2.4 ML2 Core Plugin 231 9.2.5 Service Plugin / Agent 234 9.2.6 С½á 235 9.3 ΪNeutron ×¼±¸ÎïÀí»ù´¡ÉèÊ© 237 9.3.1 1¿ØÖƽڵã 1 ¼ÆËã½ÚµãµÄ²¿Êð·½°¸ 237 9.3.2 ÅäÖöà¸öÍø¿¨Çø·Ö²»Í¬ÀàÐ͵ÄÍøÂçÊý¾Ý 238 9.3.3 ÍøÂçÍØÆË 239 9.3.4 °²×°ºÍÅäÖýڵã 240 9.4 Linux Bridge ʵÏÖ Neutron ÍøÂç 244 9.4.1 ÅäÖà linux-bridge mechanism driver 244 9.4.2 ³õʼÍøÂç״̬ 245 9.4.3 Á˽âLinux Bridge »·¾³Öеĸ÷ÖÖÍøÂçÉ豸 247 9.4.4 local network 248 9.4.5 flat network 262 9.4.6 DHCP ·þÎñ 270 9.4.7 vlan network 274 9.4.8 Routing 285 9.4.9 vxlan network 307 9.4.10 Securet Group 321 9.4.11 Firewall as a Service 328 9.4.12 Load Balancing as a Service 337 9.5 Open vSwitch ʵÏÖ Neutron ÍøÂç 358 9.5.1 ÍøÂçÍØÆË 358 9.5.2 ÅäÖà openvswitch mechanism driver 359 9.5.3 ³õʼÍøÂç״̬ 360 9.5.4 Á˽â Open vSwitch »·¾³Öеĸ÷ÖÖÍøÂçÉ豸 362 9.5.5 local network 362 9.5.6 flat network 377 9.5.7 vlan network 386 9.5.8 Routing 399 9.5.9 vxlan network 411 9.6 ×ܽá 421 дÔÚ*ºó 422ÐÅÏ¢