#include <linux/types.h>
#include <linux/netlink.h>
-#include <libubox/avl-cmp.h>
#include <libubox/blobmsg_json.h>
#include <libubox/json_script.h>
#include <libubox/uloop.h>
void (*handler)(struct blob_attr *msg, struct blob_attr *data);
};
-struct cmd_interval {
- struct avl_node avl;
-
- bool cancelled;
- struct timespec start;
- struct uloop_timeout timeout;
- struct uloop_process process;
-
- struct blob_attr *msg;
- struct blob_attr *data;
-};
-
static LIST_HEAD(cmd_queue);
-static AVL_TREE(cmd_intervals, avl_strcmp, false, NULL);
static struct uloop_process queue_proc;
static struct uloop_timeout last_event;
static struct blob_buf b;
exit(-1);
}
-static void handle_set_interval_timeout(struct uloop_timeout *timeout)
-{
- struct cmd_interval *interval = container_of(timeout, struct cmd_interval, timeout);
- struct blob_attr *cur;
- char *argv[8];
- int rem, fd;
- int msecs = 0;
- int i = 0;
-
- blobmsg_for_each_attr(cur, interval->data, rem) {
- switch (i) {
- case 0:
- break;
- case 1:
- msecs = strtol(blobmsg_get_string(cur), NULL, 0);
- break;
- default:
- argv[i - 2] = blobmsg_data(cur);
- }
- i++;
- if (i - 2 == 7)
- break;
- }
-
- if (interval->process.pending) {
- uloop_timeout_set(&interval->timeout, msecs);
- return;
- }
-
- interval->process.pid = fork();
- if (interval->process.pid < 0) {
- perror("fork");
- } else if (interval->process.pid == 0) {
- struct timespec now;
- char elapsed[6];
-
- if (i - 2 <= 0)
- return;
-
- clock_gettime(CLOCK_MONOTONIC, &now);
- snprintf(elapsed, sizeof(elapsed), "%ld", now.tv_sec - interval->start.tv_sec);
-
- blobmsg_for_each_attr(cur, interval->msg, rem)
- setenv(blobmsg_name(cur), blobmsg_data(cur), 1);
- setenv("ACTION", "interval", 1);
- setenv("ELAPSED", elapsed, 1);
- unsetenv("SEEN");
-
- if (debug < 3) {
- fd = open("/dev/null", O_RDWR);
- if (fd > -1) {
- dup2(fd, STDIN_FILENO);
- dup2(fd, STDOUT_FILENO);
- dup2(fd, STDERR_FILENO);
- if (fd > STDERR_FILENO)
- close(fd);
- }
- }
-
- argv[i - 2] = NULL;
- execvp(argv[0], &argv[0]);
- exit(-1);
- } else {
- uloop_process_add(&interval->process);
- uloop_timeout_set(&interval->timeout, msecs);
- }
-}
-
-static void handle_set_interval_process_cb(struct uloop_process *process, int ret)
-{
- struct cmd_interval *interval = container_of(process, struct cmd_interval, process);
-
- if (interval->cancelled)
- free(interval);
-}
-
-static void handle_set_interval(struct blob_attr *msg, struct blob_attr *data)
-{
- static struct blobmsg_policy set_interval_policy[2] = {
- { .type = BLOBMSG_TYPE_STRING },
- { .type = BLOBMSG_TYPE_STRING },
- };
- struct blob_attr *tb[2];
- struct cmd_interval *interval;
- struct blob_attr *_msg, *_data;
- char *_key;
- char *name;
- int msecs;
-
- blobmsg_parse_array(set_interval_policy, 2, tb, blobmsg_data(data), blobmsg_data_len(data));
- if (!tb[0] || !tb[1])
- return;
- name = blobmsg_get_string(tb[0]);
- msecs = strtol(blobmsg_get_string(tb[1]), NULL, 0);
-
- interval = calloc_a(sizeof(struct cmd_interval),
- &_key, strlen(name) + 1,
- &_msg, blob_pad_len(msg),
- &_data, blob_pad_len(data),
- NULL);
- if (!interval)
- return;
-
- strcpy(_key, name);
- interval->avl.key = _key;
- interval->msg = _msg;
- interval->data = _data;
- clock_gettime(CLOCK_MONOTONIC, &interval->start);
- interval->timeout.cb = handle_set_interval_timeout;
- interval->process.cb = handle_set_interval_process_cb;
-
- memcpy(interval->msg, msg, blob_pad_len(msg));
- memcpy(interval->data, data, blob_pad_len(data));
-
- avl_insert(&cmd_intervals, &interval->avl);
-
- uloop_timeout_set(&interval->timeout, msecs);
-}
-
-static void handle_clear_interval(struct blob_attr *msg, struct blob_attr *data)
-{
- static struct blobmsg_policy clear_interval_policy = {
- .type = BLOBMSG_TYPE_STRING,
- };
- struct blob_attr *tb;
- struct cmd_interval *interval;
- char *name;
-
- blobmsg_parse_array(&clear_interval_policy, 1, &tb, blobmsg_data(data), blobmsg_data_len(data));
- if (!tb)
- return;
- name = blobmsg_get_string(tb);
-
- interval = avl_find_element(&cmd_intervals, name, interval, avl);
- if (interval) {
- uloop_timeout_cancel(&interval->timeout);
- avl_delete(&cmd_intervals, &interval->avl);
- if (interval->process.pending)
- interval->cancelled = true;
- else
- free(interval);
- }
-}
-
static void handle_firmware(struct blob_attr *msg, struct blob_attr *data)
{
char *dir = blobmsg_get_string(blobmsg_data(data));
.name = "exec",
.handler = handle_exec,
}, {
- .name = "set-interval",
- .atomic = 1,
- .handler = handle_set_interval,
- }, {
- .name = "clear-interval",
- .atomic = 1,
- .handler = handle_clear_interval,
- }, {
.name = "load-firmware",
.handler = handle_firmware,
},
projects / project / procd.git / blobdiff