procd: service gets deleted when its last instance is freed
[project/procd.git] / system.c
index 1e88b5d..1e31ce6 100644 (file)
--- a/system.c
+++ b/system.c
  */
 
 #include <sys/utsname.h>
+#ifdef linux
 #include <sys/sysinfo.h>
+#endif
 #include <sys/ioctl.h>
 #include <sys/types.h>
+#include <sys/reboot.h>
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <signal.h>
@@ -78,7 +81,8 @@ static int system_board(struct ubus_context *ctx, struct ubus_object *obj,
                fclose(f);
        }
 
-       if ((f = fopen("/tmp/sysinfo/model", "r")) != NULL)
+       if ((f = fopen("/tmp/sysinfo/model", "r")) != NULL ||
+           (f = fopen("/proc/device-tree/model", "r")) != NULL)
        {
                if (fgets(line, sizeof(line), f))
                {
@@ -143,6 +147,11 @@ static int system_board(struct ubus_context *ctx, struct ubus_object *obj,
                                continue;
 
                        dest = blobmsg_alloc_string_buffer(&b, key, strlen(val));
+                       if (!dest) {
+                               ERROR("Failed to allocate blob.\n");
+                               continue;
+                       }
+
                        while (val && (ch = *(val++)) != 0) {
                                switch (ch) {
                                case '\'':
@@ -180,23 +189,27 @@ static int system_info(struct ubus_context *ctx, struct ubus_object *obj,
                 struct ubus_request_data *req, const char *method,
                 struct blob_attr *msg)
 {
-       void *c;
        time_t now;
        struct tm *tm;
+#ifdef linux
        struct sysinfo info;
+       void *c;
+
+       if (sysinfo(&info))
+               return UBUS_STATUS_UNKNOWN_ERROR;
+#endif
 
        now = time(NULL);
 
        if (!(tm = localtime(&now)))
                return UBUS_STATUS_UNKNOWN_ERROR;
 
-       if (sysinfo(&info))
-               return UBUS_STATUS_UNKNOWN_ERROR;
-
        blob_buf_init(&b, 0);
 
+       blobmsg_add_u32(&b, "localtime", now + tm->tm_gmtoff);
+
+#ifdef linux
        blobmsg_add_u32(&b, "uptime",    info.uptime);
-       blobmsg_add_u32(&b, "localtime", mktime(tm));
 
        c = blobmsg_open_array(&b, "load");
        blobmsg_add_u32(&b, NULL, info.loads[0]);
@@ -205,16 +218,17 @@ static int system_info(struct ubus_context *ctx, struct ubus_object *obj,
        blobmsg_close_array(&b, c);
 
        c = blobmsg_open_table(&b, "memory");
-       blobmsg_add_u32(&b, "total",    info.mem_unit * info.totalram);
-       blobmsg_add_u32(&b, "free",     info.mem_unit * info.freeram);
-       blobmsg_add_u32(&b, "shared",   info.mem_unit * info.sharedram);
-       blobmsg_add_u32(&b, "buffered", info.mem_unit * info.bufferram);
+       blobmsg_add_u64(&b, "total",    info.mem_unit * info.totalram);
+       blobmsg_add_u64(&b, "free",     info.mem_unit * info.freeram);
+       blobmsg_add_u64(&b, "shared",   info.mem_unit * info.sharedram);
+       blobmsg_add_u64(&b, "buffered", info.mem_unit * info.bufferram);
        blobmsg_close_table(&b, c);
 
        c = blobmsg_open_table(&b, "swap");
-       blobmsg_add_u32(&b, "total",    info.mem_unit * info.totalswap);
-       blobmsg_add_u32(&b, "free",     info.mem_unit * info.freeswap);
+       blobmsg_add_u64(&b, "total",    info.mem_unit * info.totalswap);
+       blobmsg_add_u64(&b, "free",     info.mem_unit * info.freeswap);
        blobmsg_close_table(&b, c);
+#endif
 
        ubus_send_reply(ctx, req, b.head);
 
@@ -229,6 +243,14 @@ static int system_upgrade(struct ubus_context *ctx, struct ubus_object *obj,
        return 0;
 }
 
+static int system_reboot(struct ubus_context *ctx, struct ubus_object *obj,
+                        struct ubus_request_data *req, const char *method,
+                        struct blob_attr *msg)
+{
+       procd_shutdown(RB_AUTOBOOT);
+       return 0;
+}
+
 enum {
        WDT_FREQUENCY,
        WDT_TIMEOUT,
@@ -276,7 +298,7 @@ static int watchdog_set(struct ubus_context *ctx, struct ubus_object *obj,
        if (tb[WDT_STOP])
                watchdog_set_stopped(blobmsg_get_bool(tb[WDT_STOP]));
 
-       if (watchdog_fd() < 0)
+       if (watchdog_fd() == NULL)
                status = "offline";
        else if (watchdog_get_stopped())
                status = "stopped";
@@ -375,6 +397,7 @@ static const struct ubus_method system_methods[] = {
        UBUS_METHOD_NOARG("board", system_board),
        UBUS_METHOD_NOARG("info",  system_info),
        UBUS_METHOD_NOARG("upgrade", system_upgrade),
+       UBUS_METHOD_NOARG("reboot", system_reboot),
        UBUS_METHOD("watchdog", watchdog_set, watchdog_policy),
        UBUS_METHOD("signal", proc_signal, signal_policy),