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第 1 章 初識 OpenStack ..................................................................................1

1.1 從虛擬化到 OpenStack ..................................................................................................... 1

1.1.1 虛擬化 .................................................................................................................... 1

1.1.2 云計算 .................................................................................................................... 2

1.1.3 OpenStack ............................................................................................................... 4

1.2 OpenStack 基金會以及管理模式 ..................................................................................... 7

1.2.1 董事會 .................................................................................................................... 8

1.2.2 技術委員會 ............................................................................................................ 9

1.2.3 用戶委員會 .......................................................................................................... 10

1.3 OpenStack 體系結構 ........................................................................................................11

1.4 OpenStack 項目發展流程 ............................................................................................... 18

1.4.1 新項目 .................................................................................................................. 18

1.4.2 孵化項目、集成項目和核心項目 ....................................................................... 19

1.4.3 大帳篷(Big Tent) ............................................................................................. 20

1.5 OpenStack 社區 ............................................................................................................... 21

1.5.1 郵件列表 .............................................................................................................. 21

1.5.2 IRC 和項目例會 ................................................................................................... 22

1.5.3 Summit 和 Meetup................................................................................................ 23

1.5.4 其他社交平臺....................................................................................................... 25

1.6 其他開源項目 ................................................................................................................. 25

1.7 OpenStack 的技術發展趨勢 ........................................................................................... 30

第 2 章 OpenStack 開發基礎.........................................................................33

2.1 相關開發資源 ................................................................................................................. 33

2.1.1 OpenStack 社區 .................................................................................................... 33

2.1.2 OpenStack 文檔 .................................................................................................... 33

2.1.3 OpenStack 書籍 .................................................................................................... 34

2.1.4 其他網絡資源....................................................................................................... 35

2.2 OpenStack 開發的技術基礎 ........................................................................................... 35

2.3 部署開發環境 ................................................................................................................. 36

2.3.1 Git ......................................................................................................................... 37

2.3.2 Devstack................................................................................................................ 38

2.4 瀏覽 OpenStack 源代碼 .................................................................................................. 42

2.4.1 瀏覽代碼的工具................................................................................................... 43

2.4.2 分析源碼如何入手............................................................................................... 44

2.5 OpenStack 代碼質量保障體系 ....................................................................................... 48

2.5.1 編碼規范 .............................................................................................................. 50

2.5.2 代碼評審 Gerrit .................................................................................................... 53

2.5.3 單元測試 Tox ....................................................................................................... 58

2.5.4 持續集成 Jenkins.................................................................................................. 61

2.6 如何貢獻 ......................................................................................................................... 66

2.6.1 文檔 ...................................................................................................................... 67

2.6.2 修補 bug ............................................................................................................... 67

2.6.3 增加 feature .......................................................................................................... 69

2.6.4 review ................................................................................................................... 72

2.6.5 調試 ...................................................................................................................... 73

第 3 章 虛擬化 ...............................................................................................75

3.1 概述 ................................................................................................................................. 75

3.1.1 虛擬化實現方式................................................................................................... 77

3.1.2 虛擬化現狀和未來............................................................................................... 79

3.2 高層管理工具 ................................................................................................................. 87

3.2.1 XenAPI ................................................................................................................. 88

3.2.2 Libvirt ................................................................................................................... 89

3.3 OpenStack 相關實現 ....................................................................................................... 98

3.3.1 Libvirt 驅動 .......................................................................................................... 98

3.3.2 XenAPI 驅動 ...................................................................................................... 100

第 4 章 OpenStack 通用技術.......................................................................102

4.1 消息總線 ....................................................................................................................... 102

4.2 SQLAlchemy 和數據庫 ................................................................................................ 107

4.3 RESTful API 和 WSGI ...................................................................................................111

4.4 Eventlet .......................................................................................................................... 120

4.5.1 Cliff ..................................................................................