|
8
|
1 @startuml
|
|
|
2 title Paxos1
|
|
|
3 /' ======= style ======= '/
|
|
|
4
|
|
|
5 skinparam sequence {
|
|
|
6 ArrowColor black
|
|
|
7 LifeLineBorderColor black
|
|
|
8
|
|
|
9 ParticipantBorderColor black
|
|
|
10 ParticipantBackgroundColor white
|
|
|
11 ParticipantPadding 20
|
|
|
12 }
|
|
|
13
|
|
|
14 /' ======= node name ======= '/
|
|
|
15
|
|
|
16 /' === proposers === '/
|
|
|
17 participant proposer1
|
|
|
18 activate proposer1
|
|
|
19 participant proposer2
|
|
|
20 activate proposer2
|
|
|
21
|
|
|
22 /' === acceptors === '/
|
|
|
23 participant acceptor1
|
|
|
24 activate acceptor1
|
|
|
25 participant acceptor2
|
|
|
26 activate acceptor2
|
|
|
27 participant acceptor3
|
|
|
28 activate acceptor3
|
|
|
29
|
|
|
30 /' === learners === '/
|
|
|
31 participant learner1
|
|
|
32 activate learner1
|
|
|
33
|
|
|
34 /' ======= uml ======= '/
|
|
|
35
|
|
|
36 proposer2 -> acceptor1:Prepare request \n\
|
|
|
37 Proposal(8, 2)
|
|
|
38 proposer2 -> acceptor2
|
|
|
39 proposer2 -> acceptor3
|
|
|
40
|
|
|
41 acceptor1 --> proposer2:Promise Success\n\
|
|
|
42 Proposal(8, 2)
|
|
|
43 acceptor2 --> proposer2:Promise Success\n\
|
|
|
44 Proposal(8, 2)
|
|
|
45 acceptor3 --> proposer2:Promise Success\n\
|
|
|
46 Proposal(8, 2)
|
|
|
47
|
|
|
48 proposer1 -> acceptor1:Prepare request \n\
|
|
|
49 Proposal(7, 1)
|
|
|
50 proposer1 -> acceptor2
|
|
|
51 proposer1 -> acceptor3
|
|
|
52
|
|
|
53 acceptor1 --> proposer1:Promise Fail\n\
|
|
|
54 Proposal(8, 2)
|
|
|
55 acceptor2 --> proposer1
|
|
|
56 acceptor3 --> proposer1
|
|
|
57
|
|
|
58 proposer2 -> acceptor1:Accept request \n\
|
|
|
59 Proposal(8, 2)
|
|
|
60 proposer2 -> acceptor2
|
|
|
61 proposer2 -> acceptor3
|
|
|
62
|
|
|
63 acceptor2 --> proposer2:Accept \n\
|
|
|
64 Proposal(8, 2)
|
|
|
65 acceptor2 --> learner1:accept \n\
|
|
|
66 Proposal(8, 2)
|
|
|
67
|
|
|
68 proposer1 -> acceptor1:Prepare request \n\
|
|
|
69 Proposal(13, 1)
|
|
|
70 proposer1 -> acceptor2
|
|
|
71 proposer1 -> acceptor3
|
|
|
72
|
|
|
73 acceptor1 --> proposer1:Promise Success\n\
|
|
|
74 Proposal(13, 1)
|
|
|
75 acceptor3 --> proposer1:Promise Success\n\
|
|
|
76 Proposal(13, 1)
|
|
|
77
|
|
|
78 acceptor1 --> proposer2:Accept Fail\n\
|
|
|
79 Proposal(13, 1)
|
|
|
80 acceptor3 --> proposer2:Accept Fail\n\
|
|
|
81 Proposal(13, 1)
|
|
|
82 proposer1 -> acceptor1:accept request \n\
|
|
|
83 Proposal(13, 1)
|
|
|
84 proposer1 -> acceptor2
|
|
|
85 proposer1 -> acceptor3
|
|
|
86
|
|
|
87
|
|
|
88 acceptor2 --> proposer1:accept \n\
|
|
|
89 Proposal(13, 1)
|
|
|
90 acceptor2 --> learner1:accept \n\
|
|
|
91 Proposal(13, 1)
|
|
|
92
|
|
|
93
|
|
|
94
|
|
|
95 @enduml |
