if (!is_kdbus_available())
return -ESOCKTNOSUPPORT;
- if (m->running_as == MANAGER_SYSTEM && detect_container(NULL) <= 0)
- bus_kernel_fix_attach_mask();
-
m->kdbus_fd = bus_kernel_create_bus(
m->running_as == MANAGER_SYSTEM ? "system" : "user",
m->running_as == MANAGER_SYSTEM, &p);
return 0;
}
-int bus_kernel_fix_attach_mask(void) {
- _cleanup_free_ char *mask = NULL;
- uint64_t m = (uint64_t) -1;
- char buf[2+16+2];
- int r;
-
- /* By default we don't want any kdbus metadata fields to be
- * suppressed, hence we reset the kernel mask for it to
- * (uint64_t) -1. If the module argument was overwritten by
- * the kernel cmdline, we leave it as is. */
-
- r = get_proc_cmdline_key("kdbus.attach_flags_mask=", &mask);
- if (r < 0)
- return log_warning_errno(r, "Failed to read kernel command line: %m");
-
- if (r == 0) {
- sprintf(buf, "0x%" PRIx64 "\n", m);
- r = write_string_file("/sys/module/kdbus/parameters/attach_flags_mask", buf);
- if (r < 0)
- return log_full_errno(IN_SET(r, -ENOENT, -EROFS) ? LOG_DEBUG : LOG_WARNING, r,
- "Failed to write kdbus attach mask: %m");
- }
-
- return 0;
-}
-
int bus_kernel_get_bus_name(sd_bus *bus, char **name) {
struct kdbus_cmd_info cmd = {
.size = sizeof(struct kdbus_cmd_info),
int bus_kernel_realize_attach_flags(sd_bus *bus);
-int bus_kernel_fix_attach_mask(void);
-
int bus_kernel_get_bus_name(sd_bus *bus, char **name);
int bus_kernel_cmd_free(sd_bus *bus, uint64_t offset);
assert_se(asprintf(&name, "deine-mutter-%u", (unsigned) getpid()) >= 0);
- bus_kernel_fix_attach_mask();
-
bus_ref = bus_kernel_create_bus(name, false, &bus_name);
if (bus_ref == -ENOENT)
return EXIT_TEST_SKIP;