Launch gsr-kms-server with setuid instead of pkexec (fix for openSUSE)

1 files changed, 8 insertions, 2 deletions

diff --git a/main.c b/main.c
index 2025dfb..437e621 100644
--- a/main.c
+++ b/main.c
@@ -12,6 +12,7 @@
 #include <sys/capability.h>
 
 #define KMS_SERVER_PROXY_FILEPATH "/var/lib/flatpak/app/com.dec05eba.gpu_screen_recorder/current/active/files/bin/kms-server-proxy"
+#define GSR_KMS_SERVER_FILEPATH "/var/lib/flatpak/app/com.dec05eba.gpu_screen_recorder/current/active/files/bin/gsr-kms-server"
 #define GSR_GLOBAL_HOTKEYS_FILEPATH "/var/lib/flatpak/app/com.dec05eba.gpu_screen_recorder/current/active/files/bin/gsr-global-hotkeys"
 
 static bool readlink_realpath(const char *filepath, char *buffer) {
@@ -253,13 +254,18 @@ static int launch_gsr_kms_server(const char *initial_socket_path, const char *ca
             return execv(args[0], (char *const*)args);
         }
 
-        const char *args[] = { "pkexec", GSR_GLOBAL_HOTKEYS_FILEPATH, initial_socket_path, card_path, NULL };
+        if(setuid(0) == -1) {
+            fprintf(stderr, "Error: failed to switch to root user to launch gsr-kms-server\n");
+            return 1;
+        }
+
+        const char *args[] = { GSR_KMS_SERVER_FILEPATH, initial_socket_path, card_path, NULL };
         return execvp(args[0], (char *const*)args);
     } else if(geteuid() == 0) { /* is current user root? */
         if(!set_gsr_files_set_permissions_and_capabilities(kms_server_proxy_local_filepath))
             return 1;
 
-        const char *args[] = { GSR_GLOBAL_HOTKEYS_FILEPATH, initial_socket_path, card_path, NULL };
+        const char *args[] = { GSR_KMS_SERVER_FILEPATH, initial_socket_path, card_path, NULL };
         return execv(args[0], (char *const*)args);
     } else {
         remove_local_gsr_files(user_homepath);