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
68
69
70
71
72
73
74
75
76
77
78
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Megatest. If not, see <http://www.gnu.org/licenses/>.
digraph G {
subgraph cluster_1 {
node [style=filled,shape=box];
check_available_queue -> remove_entries_over_10s_old;
remove_entries_over_10s_old -> set_available [label="num_avail < 3"];
remove_entries_over_10s_old -> exit [label="num_avail > 2"];
set_available -> delay_2s;
delay_2s -> check_place_in_queue;
check_place_in_queue -> "http:transport-launch" [label="at head"];
check_place_in_queue -> exit [label="not at head"];
"client:login" -> "server:shutdown" [label="login failed"];
"server:shutdown" -> exit;
subgraph cluster_2 {
"http:transport-launch" -> "http:transport-run";
"http:transport-launch" -> "http:transport-keep-running";
"http:transport-keep-running" -> "tests running?";
"tests running?" -> "client:login" [label=yes];
"tests running?" -> "server:shutdown" [label=no];
"client:login" -> delay_5s [label="login ok"];
delay_5s -> "http:transport-keep-running";
}
// start_server -> "server_running?";
// "server_running?" -> set_available [label="no"];
// "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];
// set_running -> get_next_port -> handle_requests;
// "first_in_queue?" -> "dead_entry_in_queue?" [label=no];
// "dead_entry_in_queue?" -> "server_running?" [label=no];
// "dead_entry_in_queue?" -> "remove_dead_entries" [label=yes];
// remove_dead_entries -> "server_running?";
//
// handle_requests -> start_shutdown [label="no traffic\nno running tests"];
// handle_requests -> shutdown_request;
// start_shutdown -> shutdown_delay;
// shutdown_request -> shutdown_delay;
// shutdown_delay -> exit;
label = "server:launch";
color=brown;
}
// client_start_server -> start_server;
// handle_requests -> read_write;
// read_write -> handle_requests;
|
>
|
>
>
|
|
<
>
>
>
|
>
>
>
>
|
|
|
|
>
>
|
|
|
|
>
>
>
|
<
<
<
|
<
<
<
<
<
|
|
|
|
>
|
<
|
|
|
|
|
|
|
<
|
<
|
>
|
|
|
>
|
|
>
|
>
|
|
>
>
|
|
<
<
>
|
|
<
<
<
|
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
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Megatest. If not, see <http://www.gnu.org/licenses/>.
digraph G {
// connecting to server
subgraph cluster_1 {
label="Connect";
node [style=filled,shape=box];
dotserver [label="Have .server file?"];
connect [label="Connect to server"];
// startserver [label="Start Server"];
connected [label="Connection Successful"];
anylive [label="Any live servers?"];
askstart [label="Ask existing server to start a new server"];
anydboard [label="Any live dashboards"];
askdboard [label="Ask dashboard to start server"];
serverlaunch [label="User server launch to start server process"];
wait5sec [label="Wait 5 seconds"];
dotserver -> connect [label="yes"];
connect -> connected [label="yes"];
connect -> anylive [label="no"];
// startserver -> anylive;
anylive -> askstart [label="yes"];
anylive -> anydboard [label="no"];
anydboard -> askdboard [label="yes"];
anydboard -> serverlaunch [label="no"];
serverlaunch -> wait5sec;
askdboard -> wait5sec;
askstart -> wait5sec;
wait5sec -> dotserver;
}
// server bootstrap
subgraph cluster_2 {
label="Startup";
node [style=filled,shape=box];
getlock [label="Get file lock"];
starthttpcpdb [label="Start http server/copy db to /tmp"];
createsrvfile [label="Create .nnn.server file containing host:port"];
releaselock [label="Release file lock"];
chksrv [label="Check if server already exists"];
exitstartup [label="exit/stop"];
sleep1 [label="Sleep few seconds"];
getlock -> starthttpcpdb [label="yes"];
getlock -> chksrv [label="no"];
starthttpcpdb -> createsrvfile -> releaselock;
chksrv -> exitstartup [label="yes"];
chksrv -> sleep1 [label="no"];
sleep1 -> getlock;
}
// shutting down server
subgraph cluster_3 {
label="Shutdown";
node [style=filled,shape=box];
shutdown [label="Start Shutdown"];
rejectmode [label="Put http server into reject requests mode"];
syncback [label="Sync db back"];
removesrvfile [label="Remove server file containing host:port"];
exit [label="Exit process"];
shutdown -> rejectmode -> syncback -> removesrvfile -> exit;
}
}
|