Overview
Context
Changes
Modified docs/manual/server.dot
from [aacdcc6c75]
to [4efd80e71a].
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
+
+
+
-
-
+
+
+
+
+
-
-
+
+
-
+
+
+
+
-
+
-
+
-
+
-
-
-
-
-
+
+
+
+
+
+
+
+
+
-
+
+
-
-
+
+
+
+
+
+
+
+
|
digraph G {
// put client after server so server_start node is visible
//
subgraph cluster_0 {
node [style=filled];
start_client -> find_server;
find_server -> connect [label=found];
start_client -> lookup_server;
lookup_server -> connect [label=found];
lookup_server -> "server_available?";
"server_available?" -> delay [label=yes];
"server_available?" -> client_start_server [label=no];
find_server -> start_server[label=not_found];
start_server -> delay;
connect -> read_write;
connect -> login;
login -> read_write [label=success];
login -> "server_dead?" [label=fail];
read_write -> timeout -> "server_dead?";
read_write -> wrong_server -> delay;
read_write -> read_write;
// read_write -> read_write;
"server_dead?" -> remove_record [label="yes (too many tries)"];
remove_record -> find_server;
remove_record -> lookup_server;
"server_dead?" -> delay [label=no];
delay -> find_server;
delay -> lookup_server;
label = "client";
color=green;
}
subgraph cluster_1 {
node [style=filled];
start_server -> "server_running?";
"server_running?" -> set_available [label="no"];
"server_running?" -> delay_10s [label="yes"];
delay_10s -> "still_running?";
"still_running?" -> exit [label=yes];
"still_running?" -> ping_server;
ping_server -> "server_running?" [label=alive];
"server_running?" -> delay_2s [label="yes"];
delay_2s -> "still_running?";
"still_running?" -> ping_server [label=yes];
"still_running?" -> set_available [label=no];
ping_server -> exit [label=alive];
ping_server -> remove_server_record [label=dead];
remove_server_record -> set_available;
set_available -> avail_delay [label="delay 3s"];
avail_delay -> "first_in_queue?";
"first_in_queue?" -> set_running [label=yes];
handle_requests -> read_write;
set_running -> handle_requests;
"first_in_queue?" -> "server_running?" [label=no];
set_available -> avail_delay [label="delay 3s"];
avail_delay -> handle_requests;
handle_requests -> start_shutdown [label="no traffic"];
handle_requests -> shutdown_request;
start_shutdown -> shutdown_delay;
shutdown_request -> shutdown_delay;
shutdown_delay -> exit;
label = "server";
color=brown;
}
client_start_server -> start_server;
handle_requests -> read_write;
read_write -> handle_requests;
}
|