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kms: use /tmp directory for temporary unix domain socket to fix too long path with AppImage portable home

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dec05eba
2025-07-06 18:00:33 +02:00
parent 2c0c53b5b3
commit 0cda785bc8
2 changed files with 11 additions and 2 deletions
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7
kms/client/kms_client.c
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@@ -119,8 +119,11 @@ static int recv_msg_from_server(int server_pid, int server_fd, gsr_kms_response
/* We have to use $HOME because in flatpak there is no simple path that is accessible, read and write, that multiple flatpak instances can access */
static bool create_socket_path(char *output_path, size_t output_path_size) {
const bool inside_flatpak = getenv("FLATPAK_ID") != NULL;
const char *home = getenv("HOME");
if(!home)
// Portable home with AppImage can cause the socket path to be longer than 108 characters (unix domain socket path max length).
// Using gsr-kms-socket in $HOME is only needed in flatpak, so use /tmp everywhere else instead.
if(!home || !inside_flatpak)
home = "/tmp";
char random_characters[11];
@@ -318,6 +321,8 @@ int gsr_kms_client_init(gsr_kms_client *self, const char *card_path) {
self->kms_server_pid = pid;
}
// We need this dumb-shit retardation with unix domain socket and then replace it with socketpair because
// pkexec doesn't work with socketpair................
fprintf(stderr, "gsr info: gsr_kms_client_init: waiting for server to connect\n");
struct pollfd poll_fd = {
.fd = self->initial_socket_fd,