4 * Copyright (C) 2013 Felix Fietkau <nbd@openwrt.org>
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 #include <libubox/uloop.h>
20 #include <libubox/runqueue.h>
25 #include <sys/types.h>
29 #include <libubox/ustream.h>
34 static struct runqueue q, r;
38 struct runqueue_process proc;
43 static void pipe_cb(struct ustream *s, int bytes)
49 str = ustream_get_read_buf(s, NULL);
52 newline = strchr(str, '\n');
56 len = newline + 1 - str;
58 ustream_consume(s, len);
62 static void q_initd_run(struct runqueue *q, struct runqueue_task *t)
64 struct initd *s = container_of(t, struct initd, proc.task);
68 DEBUG(2, "start %s %s \n", s->file, s->param);
69 if (pipe(pipefd) == -1) {
70 ERROR("Failed to create pipe\n");
80 s->fd.stream.string_data = true,
81 s->fd.stream.notify_read = pipe_cb,
82 runqueue_process_add(q, &s->proc, pid);
83 ustream_fd_init(&s->fd, pipefd[0]);
87 dup2(pipefd[1], STDOUT_FILENO);
88 dup2(pipefd[1], STDERR_FILENO);
90 execlp(s->file, s->file, s->param, NULL);
94 static void q_initd_complete(struct runqueue *q, struct runqueue_task *p)
96 struct initd *s = container_of(p, struct initd, proc.task);
98 DEBUG(2, "stop %s %s \n", s->file, s->param);
99 ustream_free(&s->fd.stream);
104 static void add_initd(struct runqueue *q, char *file, char *param)
106 static const struct runqueue_task_type initd_type = {
108 .cancel = runqueue_process_cancel_cb,
109 .kill = runqueue_process_kill_cb,
114 s = calloc_a(sizeof(*s), &f, strlen(file) + 1, &p, strlen(param) + 1);
115 s->proc.task.type = &initd_type;
116 s->proc.task.complete = q_initd_complete;
117 if (!strcmp(param, "stop"))
118 s->proc.task.run_timeout = 15000;
121 strcpy(s->param, param);
122 strcpy(s->file, file);
123 runqueue_task_add(q, &s->proc.task, false);
126 static int _rc(struct runqueue *q, char *path, const char *file, char *pattern, char *param)
128 char *dir = alloca(2 + strlen(path) + strlen(file) + strlen(pattern));
132 DEBUG(2, "running %s/%s%s %s\n", path, file, pattern, param);
133 sprintf(dir, "%s/%s%s", path, file, pattern);
134 if (glob(dir, GLOB_NOESCAPE | GLOB_MARK, NULL, &gl)) {
135 DEBUG(2, "glob failed on %s\n", dir);
139 for (j = 0; j < gl.gl_pathc; j++)
140 add_initd(q, gl.gl_pathv[j], param);
147 int rcS(char *pattern, char *param, void (*q_empty)(struct runqueue *))
150 q.empty_cb = q_empty;
151 q.max_running_tasks = 1;
153 return _rc(&q, "/etc/rc.d", pattern, "*", param);
156 int rc(const char *file, char *param)
158 return _rc(&r, "/etc/init.d", file, "", param);
161 static void r_empty(struct runqueue *q)
166 static void __attribute__((constructor)) rc_init() {
168 r.empty_cb = r_empty;
169 r.max_running_tasks = 8;