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