hostnamed: expose OperatingSystemPrettyName and OperatingSystemCPEName on the bus

[elogind.git] / src / hostname / hostnamed.c

diff --git a/src/hostname/hostnamed.c b/src/hostname/hostnamed.c
index 0f2455b69cf3042d17ef129a12788c5fbaf4e39e..3b19d430b27bca1c67a3ee7a0faf26de169e3883 100644 (file)
--- a/src/hostname/hostnamed.c
+++ b/src/hostname/hostnamed.c
@@ -40,6 +40,8 @@ enum {
         PROP_PRETTY_HOSTNAME,
         PROP_ICON_NAME,
         PROP_CHASSIS,
+        PROP_OS_PRETTY_NAME,
+        PROP_OS_CPE_NAME,
         _PROP_MAX
 };
 
@@ -89,6 +91,13 @@ static int context_read_data(Context *c) {
         if (r < 0 && r != -ENOENT)
                 return r;
 
+        r = parse_env_file("/etc/os-release", NEWLINE,
+                           "PRETTY_NAME", &c->data[PROP_OS_PRETTY_NAME],
+                           "CPE_NAME", &c->data[PROP_OS_CPE_NAME],
+                           NULL);
+        if (r < 0 && r != -ENOENT)
+                return r;
+
         return 0;
 }
 
@@ -258,7 +267,7 @@ static int context_write_data_static_hostname(Context *c) {
         return write_string_file_atomic_label("/etc/hostname", c->data[PROP_STATIC_HOSTNAME]);
 }
 
-static int context_write_data_other(Context *c) {
+static int context_write_data_machine_info(Context *c) {
 
         static const char * const name[_PROP_MAX] = {
                 [PROP_PRETTY_HOSTNAME] = "PRETTY_HOSTNAME",
@@ -275,7 +284,7 @@ static int context_write_data_other(Context *c) {
         if (r < 0 && r != -ENOENT)
                 return r;
 
-        for (p = 2; p < _PROP_MAX; p++) {
+        for (p = PROP_PRETTY_HOSTNAME; p <= PROP_CHASSIS; p++) {
                 char *t, **u;
 
                 assert(name[p]);
@@ -510,7 +519,7 @@ static int set_machine_info(Context *c, sd_bus *bus, sd_bus_message *m, int prop
                 c->data[prop] = h;
         }
 
-        r = context_write_data_other(c);
+        r = context_write_data_machine_info(c);
         if (r < 0) {
                 log_error("Failed to write machine info: %s", strerror(-r));
                 return sd_bus_error_set_errnof(error, r, "Failed to write machine info: %s", strerror(-r));
@@ -546,6 +555,8 @@ static const sd_bus_vtable hostname_vtable[] = {
         SD_BUS_PROPERTY("PrettyHostname", "s", NULL, offsetof(Context, data) + sizeof(char*) * PROP_PRETTY_HOSTNAME, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
         SD_BUS_PROPERTY("IconName", "s", property_get_icon_name, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
         SD_BUS_PROPERTY("Chassis", "s", property_get_chassis, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
+        SD_BUS_PROPERTY("OperatingSystemPrettyName", "s", NULL, offsetof(Context, data) + sizeof(char*) * PROP_OS_PRETTY_NAME, SD_BUS_VTABLE_PROPERTY_CONST),
+        SD_BUS_PROPERTY("OperatingSystemCPEName", "s", NULL, offsetof(Context, data) + sizeof(char*) * PROP_OS_CPE_NAME, SD_BUS_VTABLE_PROPERTY_CONST),
         SD_BUS_METHOD("SetHostname", "sb", NULL, method_set_hostname, SD_BUS_VTABLE_UNPRIVILEGED),
         SD_BUS_METHOD("SetStaticHostname", "sb", NULL, method_set_static_hostname, SD_BUS_VTABLE_UNPRIVILEGED),
         SD_BUS_METHOD("SetPrettyHostname", "sb", NULL, method_set_pretty_hostname, SD_BUS_VTABLE_UNPRIVILEGED),
@@ -635,7 +646,7 @@ int main(int argc, char *argv[]) {
 
         r = context_read_data(&context);
         if (r < 0) {
-                log_error("Failed to read timezone data: %s", strerror(-r));
+                log_error("Failed to read hostname and machine information: %s", strerror(-r));
                 goto finish;
         }