sysinfo: Add interface link status to sysinfo data

[petitboot] / discover / sysinfo.c

diff --git a/discover/sysinfo.c b/discover/sysinfo.c
index f75819bd96ac02adc563b30afd046b457d97bd67..be4543832265a964ceea26124dbcdc1a8d85a2c9 100644 (file)
--- a/discover/sysinfo.c
+++ b/discover/sysinfo.c
@@ -18,12 +18,14 @@ const struct system_info *system_info_get(void)
 }
 
 void system_info_register_interface(unsigned int hwaddr_size, uint8_t *hwaddr,
-               const char *name)
+               const char *name, bool link)
 {
        struct interface_info *if_info;
        unsigned int i;
 
        for (i = 0; i < sysinfo->n_interfaces; i++) {
+               bool changed = false;
+
                if_info = sysinfo->interfaces[i];
 
                if (if_info->hwaddr_size != hwaddr_size)
@@ -32,10 +34,22 @@ void system_info_register_interface(unsigned int hwaddr_size, uint8_t *hwaddr,
                if (memcmp(if_info->hwaddr, hwaddr, hwaddr_size))
                        continue;
 
-               /* update the name and we're done */
-               talloc_free(if_info->name);
-               if_info->name = talloc_strdup(if_info, name);
-               discover_server_notify_system_info(server, sysinfo);
+               /* Found an existing interface. Notify clients on any name or
+                * link changes */
+               if (strcmp(if_info->name, name)) {
+                       talloc_free(if_info->name);
+                       if_info->name = talloc_strdup(if_info, name);
+                       changed = true;
+               }
+
+               if (if_info->link != link) {
+                       if_info->link = link;
+                       changed = true;
+               }
+
+               if (changed)
+                       discover_server_notify_system_info(server, sysinfo);
+
                return;
        }
 
@@ -43,6 +57,7 @@ void system_info_register_interface(unsigned int hwaddr_size, uint8_t *hwaddr,
        if_info->hwaddr_size = hwaddr_size;
        if_info->hwaddr = talloc_memdup(if_info, hwaddr, hwaddr_size);
        if_info->name = talloc_strdup(if_info, name);
+       if_info->link = link;
 
        sysinfo->n_interfaces++;
        sysinfo->interfaces = talloc_realloc(sysinfo, sysinfo->interfaces,
@@ -53,6 +68,40 @@ void system_info_register_interface(unsigned int hwaddr_size, uint8_t *hwaddr,
        discover_server_notify_system_info(server, sysinfo);
 }
 
+void system_info_register_blockdev(const char *name, const char *uuid,
+               const char *mountpoint)
+{
+       struct blockdev_info *bd_info;
+       unsigned int i;
+
+       for (i = 0; i < sysinfo->n_blockdevs; i++) {
+               bd_info = sysinfo->blockdevs[i];
+
+               if (strcmp(bd_info->name, name))
+                       continue;
+
+               /* update the mountpoint and UUID, and we're done */
+               talloc_free(bd_info->mountpoint);
+               bd_info->uuid = talloc_strdup(bd_info, uuid);
+               bd_info->mountpoint = talloc_strdup(bd_info, mountpoint);
+               discover_server_notify_system_info(server, sysinfo);
+               return;
+       }
+
+       bd_info = talloc_zero(sysinfo, struct blockdev_info);
+       bd_info->name = talloc_strdup(bd_info, name);
+       bd_info->uuid = talloc_strdup(bd_info, uuid);
+       bd_info->mountpoint = talloc_strdup(bd_info, mountpoint);
+
+       sysinfo->n_blockdevs++;
+       sysinfo->blockdevs = talloc_realloc(sysinfo, sysinfo->blockdevs,
+                                               struct blockdev_info *,
+                                               sysinfo->n_blockdevs);
+       sysinfo->blockdevs[sysinfo->n_blockdevs - 1] = bd_info;
+
+       discover_server_notify_system_info(server, sysinfo);
+}
+
 static void system_info_set_identifier(struct system_info *info)
 {
        struct process *process;
@@ -87,7 +136,7 @@ static void system_info_set_identifier(struct system_info *info)
 
 void system_info_init(struct discover_server *s)
 {
-       sysinfo = talloc_zero(server, struct system_info);
        server = s;
+       sysinfo = talloc_zero(server, struct system_info);
        system_info_set_identifier(sysinfo);
 }