Adding upstream version 252.22.upstream/252.22

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 93 insertions, 0 deletions

diff --git a/src/home/homed-manager.h b/src/home/homed-manager.h
new file mode 100644
index 0000000..18e7542
--- /dev/null
+++ b/src/home/homed-manager.h
@@ -0,0 +1,93 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <openssl/evp.h>
+
+#include "sd-bus.h"
+#include "sd-device.h"
+#include "sd-event.h"
+
+typedef struct Manager Manager;
+
+#include "hashmap.h"
+#include "homed-home.h"
+#include "varlink.h"
+
+/* The LUKS free disk space rebalancing logic goes through this state machine */
+typedef enum RebalanceState {
+        REBALANCE_OFF,       /* No rebalancing enabled */
+        REBALANCE_IDLE,      /* Rebalancing enabled, but currently nothing scheduled */
+        REBALANCE_WAITING,   /* Rebalancing has been requested for a later point in time */
+        REBALANCE_PENDING,   /* Rebalancing has been requested and will be executed ASAP */
+        REBALANCE_SHRINKING, /* Rebalancing ongoing, and we are running all shrinking operations */
+        REBALANCE_GROWING,   /* Rebalancing ongoign, and we are running all growing operations */
+        _REBALANCE_STATE_MAX,
+        _REBALANCE_STATE_INVALID = -1,
+} RebalanceState;
+
+struct Manager {
+        sd_event *event;
+        sd_bus *bus;
+
+        Hashmap *polkit_registry;
+
+        Hashmap *homes_by_uid;
+        Hashmap *homes_by_name;
+        Hashmap *homes_by_worker_pid;
+        Hashmap *homes_by_sysfs;
+
+        bool scan_slash_home;
+        UserStorage default_storage;
+        char *default_file_system_type;
+
+        sd_event_source *inotify_event_source;
+
+        /* An event source we receive sd_notify() messages from our worker from */
+        sd_event_source *notify_socket_event_source;
+
+        sd_device_monitor *device_monitor;
+
+        sd_event_source *deferred_rescan_event_source;
+        sd_event_source *deferred_gc_event_source;
+        sd_event_source *deferred_auto_login_event_source;
+
+        sd_event_source *rebalance_event_source;
+
+        Home *gc_focus;
+
+        VarlinkServer *varlink_server;
+        char *userdb_service;
+
+        EVP_PKEY *private_key; /* actually a pair of private and public key */
+        Hashmap *public_keys; /* key name [char*] → publick key [EVP_PKEY*] */
+
+        RebalanceState rebalance_state;
+        usec_t rebalance_interval_usec;
+
+        /* In order to allow synchronous rebalance requests via bus calls we maintain two pools of bus
+         * messages: 'rebalance_pending_methods' are the method calls we are currently operating on and
+         * running a rebalancing operation for. 'rebalance_queued_method_calls' are the method calls that
+         * have been queued since then and that we'll operate on once we complete the current run. */
+        Set *rebalance_pending_method_calls, *rebalance_queued_method_calls;
+};
+
+int manager_new(Manager **ret);
+Manager* manager_free(Manager *m);
+DEFINE_TRIVIAL_CLEANUP_FUNC(Manager*, manager_free);
+
+int manager_startup(Manager *m);
+
+int manager_augment_record_with_uid(Manager *m, UserRecord *hr);
+
+int manager_enqueue_rescan(Manager *m);
+int manager_enqueue_gc(Manager *m, Home *focus);
+
+int manager_schedule_rebalance(Manager *m, bool immediately);
+int manager_reschedule_rebalance(Manager *m);
+
+int manager_verify_user_record(Manager *m, UserRecord *hr);
+
+int manager_acquire_key_pair(Manager *m);
+int manager_sign_user_record(Manager *m, UserRecord *u, UserRecord **ret, sd_bus_error *error);
+
+int bus_manager_emit_auto_login_changed(Manager *m);