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
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
/*
* Copyright (c) 2022 Egor Tensin <Egor.Tensin@gmail.com>
* This file is part of the "cimple" project.
* For details, see https://github.com/egor-tensin/cimple.
* Distributed under the MIT License.
*/
#include "worker.h"
#include "ci.h"
#include "command.h"
#include "compiler.h"
#include "const.h"
#include "git.h"
#include "log.h"
#include "msg.h"
#include "process.h"
#include "run_queue.h"
#include "signal.h"
#include <stdlib.h>
struct worker {
int dummy;
};
int worker_create(struct worker **_worker)
{
int ret = 0;
ret = signal_handle_stop_signals();
if (ret < 0)
return ret;
struct worker *worker = malloc(sizeof(struct worker));
if (!worker) {
log_errno("malloc");
return -1;
}
ret = libgit_init();
if (ret < 0)
goto free;
*_worker = worker;
return ret;
free:
free(worker);
return ret;
}
void worker_destroy(struct worker *worker)
{
log("Shutting down\n");
libgit_shutdown();
free(worker);
}
static int worker_send_to_server(const struct settings *settings, const struct msg *request,
struct msg **response)
{
return msg_connect_and_communicate(settings->host, settings->port, request, response);
}
static int worker_send_to_server_argv(const struct settings *settings, const char **argv,
struct msg **response)
{
struct msg *msg = NULL;
int ret = 0;
ret = msg_from_argv(&msg, argv);
if (ret < 0)
return ret;
ret = worker_send_to_server(settings, msg, response);
msg_free(msg);
return ret;
}
static int worker_send_new_worker(const struct settings *settings, struct msg **task)
{
static const char *argv[] = {CMD_NEW_WORKER, NULL};
return worker_send_to_server_argv(settings, argv, task);
}
static int msg_run_handler(const struct msg *request, struct msg **response, UNUSED void *ctx)
{
struct run *run = NULL;
struct proc_output result;
int ret = 0;
ret = run_from_msg(&run, request);
if (ret < 0)
return ret;
proc_output_init(&result);
ret = ci_run_git_repo(run_get_url(run), run_get_rev(run), &result);
if (ret < 0) {
log_err("Run failed with an error\n");
goto free_output;
}
proc_output_dump(&result);
static const char *argv[] = {CMD_COMPLETE, NULL};
ret = msg_from_argv(response, argv);
if (ret < 0)
goto free_output;
free_output:
proc_output_free(&result);
run_destroy(run);
return ret;
}
static struct cmd_desc cmds[] = {
{CMD_RUN, msg_run_handler},
};
int worker_main(UNUSED struct worker *worker, const struct settings *settings)
{
struct msg *task = NULL;
struct cmd_dispatcher *dispatcher = NULL;
int ret = 0;
ret = cmd_dispatcher_create(&dispatcher, cmds, sizeof(cmds) / sizeof(cmds[0]), NULL);
if (ret < 0)
return ret;
log("Waiting for a new command\n");
ret = worker_send_new_worker(settings, &task);
if (ret < 0) {
if ((errno == EINTR || errno == EINVAL) && global_stop_flag)
ret = 0;
goto dispatcher_destroy;
}
while (!global_stop_flag) {
struct msg *result = NULL;
ret = cmd_dispatcher_handle(dispatcher, task, &result);
msg_free(task);
if (ret < 0)
goto dispatcher_destroy;
ret = worker_send_to_server(settings, result, &task);
msg_free(result);
if (ret < 0) {
if ((errno == EINTR || errno == EINVAL) && global_stop_flag)
ret = 0;
goto dispatcher_destroy;
}
}
dispatcher_destroy:
cmd_dispatcher_destroy(dispatcher);
return ret;
}
|
