kms permission ok if running as root, no pkexec needed

This commit is contained in:
dec05eba 2023-04-08 05:50:43 +02:00
parent 8d250f7e33
commit be388cda5f
2 changed files with 22 additions and 19 deletions

View File

@ -67,13 +67,13 @@ int gsr_kms_client_init(gsr_kms_client *self, const char *card_path, const char
struct sockaddr_un local_addr = {0};
struct sockaddr_un remote_addr = {0};
// TODO: Check if gsr-kms-server is installed
// TODO: Check if pkexec is installed
char server_filepath[PATH_MAX];
snprintf(server_filepath, sizeof(server_filepath), "%s/%s", program_dir, "gsr-kms-server");
int has_perm = 0;
if(geteuid() == 0) {
has_perm = 1;
} else {
cap_t kms_server_cap = cap_get_file(server_filepath);
if(kms_server_cap) {
cap_flag_value_t res = 0;
@ -91,6 +91,7 @@ int gsr_kms_client_init(gsr_kms_client *self, const char *card_path, const char
else
fprintf(stderr, "failed to get cap\n");
}
}
self->card_path = strdup(card_path);
if(!self->card_path) {

View File

@ -73,6 +73,7 @@ static int get_kms(const char *card_path, gsr_kms_response *response) {
if (0 != drmSetClientCap(drmfd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1)) {
response->result = KMS_RESULT_INSUFFICIENT_PERMISSIONS;
snprintf(response->data.err_msg, sizeof(response->data.err_msg), "drmSetClientCap failed, error: %s", strerror(errno));
close(drmfd);
return -1;
}
@ -80,6 +81,7 @@ static int get_kms(const char *card_path, gsr_kms_response *response) {
if (!planes) {
response->result = KMS_RESULT_FAILED_TO_GET_KMS;
snprintf(response->data.err_msg, sizeof(response->data.err_msg), "failed to access planes, error: %s", strerror(errno));
close(drmfd);
return -1;
}
@ -134,7 +136,7 @@ static int get_kms(const char *card_path, gsr_kms_response *response) {
}
drmModeFreePlaneResources(planes);
close(drmfd); // TODO?
close(drmfd);
if(response->data.fd.fd == 0) {
response->result = KMS_RESULT_NO_KMS_AVAILABLE;