diff options
Diffstat (limited to 'src/hostnamed.c')
| -rw-r--r-- | src/hostnamed.c | 163 |
1 files changed, 1 insertions, 162 deletions
diff --git a/src/hostnamed.c b/src/hostnamed.c index 68c5715b0e..f579e112ad 100644 --- a/src/hostnamed.c +++ b/src/hostnamed.c @@ -29,6 +29,7 @@ #include "util.h" #include "strv.h" #include "dbus-common.h" +#include "polkit.h" #define INTROSPECTION \ DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \ @@ -256,168 +257,6 @@ static int write_data_other(void) { return r; } -/* This mimics dbus_bus_get_unix_user() */ -static pid_t get_unix_process_id( - DBusConnection *connection, - const char *name, - DBusError *error) { - - DBusMessage *m = NULL, *reply = NULL; - uint32_t pid = 0; - - m = dbus_message_new_method_call( - DBUS_SERVICE_DBUS, - DBUS_PATH_DBUS, - DBUS_INTERFACE_DBUS, - "GetConnectionUnixProcessID"); - if (!m) { - dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, NULL); - goto finish; - } - - if (!dbus_message_append_args( - m, - DBUS_TYPE_STRING, &name, - DBUS_TYPE_INVALID)) { - dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, NULL); - goto finish; - } - - reply = dbus_connection_send_with_reply_and_block(connection, m, -1, error); - if (!reply) - goto finish; - - if (dbus_set_error_from_message(error, reply)) - goto finish; - - if (!dbus_message_get_args( - reply, error, - DBUS_TYPE_UINT32, &pid, - DBUS_TYPE_INVALID)) - goto finish; - -finish: - if (m) - dbus_message_unref(m); - - if (reply) - dbus_message_unref(reply); - - return (pid_t) pid; -} - -static int verify_polkit( - DBusConnection *c, - DBusMessage *request, - const char *action, - bool interactive, - DBusError *error) { - - DBusMessage *m = NULL, *reply = NULL; - const char *unix_process = "unix-process", *pid = "pid", *starttime = "start-time", *cancel_id = ""; - const char *sender; - uint32_t flags = interactive ? 1 : 0; - pid_t pid_raw; - uint32_t pid_u32; - unsigned long long starttime_raw; - uint64_t starttime_u64; - DBusMessageIter iter_msg, iter_struct, iter_array, iter_dict, iter_variant; - int r; - dbus_bool_t authorized = FALSE; - - assert(c); - assert(request); - - sender = dbus_message_get_sender(request); - if (!sender) - return -EINVAL; - - pid_raw = get_unix_process_id(c, sender, error); - if (pid_raw == 0) - return -EINVAL; - - r = get_starttime_of_pid(pid_raw, &starttime_raw); - if (r < 0) - return r; - - m = dbus_message_new_method_call( - "org.freedesktop.PolicyKit1", - "/org/freedesktop/PolicyKit1/Authority", - "org.freedesktop.PolicyKit1.Authority", - "CheckAuthorization"); - if (!m) - return -ENOMEM; - - dbus_message_iter_init_append(m, &iter_msg); - - pid_u32 = (uint32_t) pid_raw; - starttime_u64 = (uint64_t) starttime_raw; - - if (!dbus_message_iter_open_container(&iter_msg, DBUS_TYPE_STRUCT, NULL, &iter_struct) || - !dbus_message_iter_append_basic(&iter_struct, DBUS_TYPE_STRING, &unix_process) || - !dbus_message_iter_open_container(&iter_struct, DBUS_TYPE_ARRAY, "{sv}", &iter_array) || - !dbus_message_iter_open_container(&iter_array, DBUS_TYPE_DICT_ENTRY, NULL, &iter_dict) || - !dbus_message_iter_append_basic(&iter_dict, DBUS_TYPE_STRING, &pid) || - !dbus_message_iter_open_container(&iter_dict, DBUS_TYPE_VARIANT, "u", &iter_variant) || - !dbus_message_iter_append_basic(&iter_variant, DBUS_TYPE_UINT32, &pid_u32) || - !dbus_message_iter_close_container(&iter_dict, &iter_variant) || - !dbus_message_iter_close_container(&iter_array, &iter_dict) || - !dbus_message_iter_open_container(&iter_array, DBUS_TYPE_DICT_ENTRY, NULL, &iter_dict) || - !dbus_message_iter_append_basic(&iter_dict, DBUS_TYPE_STRING, &starttime) || - !dbus_message_iter_open_container(&iter_dict, DBUS_TYPE_VARIANT, "t", &iter_variant) || - !dbus_message_iter_append_basic(&iter_variant, DBUS_TYPE_UINT64, &starttime_u64) || - !dbus_message_iter_close_container(&iter_dict, &iter_variant) || - !dbus_message_iter_close_container(&iter_array, &iter_dict) || - !dbus_message_iter_close_container(&iter_struct, &iter_array) || - !dbus_message_iter_close_container(&iter_msg, &iter_struct) || - !dbus_message_iter_append_basic(&iter_msg, DBUS_TYPE_STRING, &action) || - !dbus_message_iter_open_container(&iter_msg, DBUS_TYPE_ARRAY, "{ss}", &iter_array) || - !dbus_message_iter_close_container(&iter_msg, &iter_array) || - !dbus_message_iter_append_basic(&iter_msg, DBUS_TYPE_UINT32, &flags) || - !dbus_message_iter_append_basic(&iter_msg, DBUS_TYPE_STRING, &cancel_id)) { - r = -ENOMEM; - goto finish; - } - - reply = dbus_connection_send_with_reply_and_block(c, m, -1, error); - if (!reply) { - r = -EIO; - goto finish; - } - - if (dbus_set_error_from_message(error, reply)) { - r = -EIO; - goto finish; - } - - if (!dbus_message_iter_init(reply, &iter_msg) || - dbus_message_iter_get_arg_type(&iter_msg) != DBUS_TYPE_STRUCT) { - r = -EIO; - goto finish; - } - - dbus_message_iter_recurse(&iter_msg, &iter_struct); - - if (dbus_message_iter_get_arg_type(&iter_struct) != DBUS_TYPE_BOOLEAN) { - r = -EIO; - goto finish; - } - - dbus_message_iter_get_basic(&iter_struct, &authorized); - - r = authorized ? 0 : -EPERM; - -finish: - - if (m) - dbus_message_unref(m); - - if (reply) - dbus_message_unref(reply); - - return r; -} - static int bus_hostname_append_icon_name(DBusMessageIter *i, const char *property, void *userdata) { const char *name; |