X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fmanager.h;h=6186cb2333427bfc501a7d5df82067571db46895;hp=78923003e25877999cd3d3c8a855cc032f8fba79;hb=b2bb3dbed9607c440b1a9ccacc515e28136d39ae;hpb=9f23530860942a8f94b7c535ead80c38f02424b1 diff --git a/src/manager.h b/src/manager.h index 78923003e..6186cb233 100644 --- a/src/manager.h +++ b/src/manager.h @@ -1,4 +1,4 @@ -/*-*- Mode: C; c-basic-offset: 8 -*-*/ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ #ifndef foomanagerhfoo #define foomanagerhfoo @@ -46,9 +46,8 @@ typedef enum ManagerExitCode { } ManagerExitCode; typedef enum ManagerRunningAs { - MANAGER_INIT, /* root and pid=1 */ - MANAGER_SYSTEM, /* root and pid!=1 */ - MANAGER_SESSION, /* non-root, for a session */ + MANAGER_SYSTEM, + MANAGER_SESSION, _MANAGER_RUNNING_AS_MAX, _MANAGER_RUNNING_AS_INVALID = -1 } ManagerRunningAs; @@ -56,8 +55,10 @@ typedef enum ManagerRunningAs { enum WatchType { WATCH_INVALID, WATCH_SIGNAL, + WATCH_NOTIFY, WATCH_FD, - WATCH_TIMER, + WATCH_UNIT_TIMER, + WATCH_JOB_TIMER, WATCH_MOUNT, WATCH_UDEV, WATCH_DBUS_WATCH, @@ -69,6 +70,7 @@ struct Watch { WatchType type; union { union Unit *unit; + struct Job *job; DBusWatch *bus_watch; DBusTimeout *bus_timeout; } data; @@ -82,54 +84,9 @@ struct Watch { #include "list.h" #include "set.h" #include "dbus.h" - -#define SPECIAL_DEFAULT_TARGET "default.target" - -/* This is not really intended to be started by directly. This is - * mostly so that other targets (reboot/halt/poweroff) can depend on - * it to bring all services down that want to be brought down on - * system shutdown. */ -#define SPECIAL_SHUTDOWN_TARGET "shutdown.target" - -#define SPECIAL_LOGGER_SOCKET "systemd-logger.socket" - -#define SPECIAL_KBREQUEST_TARGET "kbrequest.target" -#define SPECIAL_SIGPWR_TARGET "sigpwr.target" -#define SPECIAL_CTRL_ALT_DEL_TARGET "ctrl-alt-del.target" - -#define SPECIAL_LOCAL_FS_TARGET "local-fs.target" /* LSB's $local_fs */ -#define SPECIAL_REMOTE_FS_TARGET "remote-fs.target" /* LSB's $remote_fs */ -#define SPECIAL_SWAP_TARGET "swap.target" -#define SPECIAL_NETWORK_TARGET "network.target" /* LSB's $network */ -#define SPECIAL_NSS_LOOKUP_TARGET "nss-lookup.target" /* LSB's $named */ -#define SPECIAL_RPCBIND_TARGET "rpcbind.target" /* LSB's $portmap */ -#define SPECIAL_SYSLOG_TARGET "syslog.target" /* LSB's $syslog; Should pull in syslog.socket or syslog.service */ -#define SPECIAL_RTC_SET_TARGET "rtc-set.target" /* LSB's $time */ - -#define SPECIAL_BASIC_TARGET "basic.target" -#define SPECIAL_RESCUE_TARGET "rescue.target" - -#ifndef SPECIAL_DBUS_SERVICE -#define SPECIAL_DBUS_SERVICE "dbus.service" -#endif - -#ifndef SPECIAL_SYSLOG_SERVICE -#define SPECIAL_SYSLOG_SERVICE "syslog.service" -#endif - -/* For SysV compatibility. Usually an alias for a saner target. On - * SysV-free systems this doesn't exist. */ -#define SPECIAL_RUNLEVEL0_TARGET "runlevel0.target" -#define SPECIAL_RUNLEVEL1_TARGET "runlevel1.target" -#define SPECIAL_RUNLEVEL2_TARGET "runlevel2.target" -#define SPECIAL_RUNLEVEL3_TARGET "runlevel3.target" -#define SPECIAL_RUNLEVEL4_TARGET "runlevel4.target" -#define SPECIAL_RUNLEVEL5_TARGET "runlevel5.target" -#define SPECIAL_RUNLEVEL6_TARGET "runlevel6.target" +#include "path-lookup.h" struct Manager { - uint32_t current_job_id; - /* Note that the set of units we know of is allowed to be * incosistent. However the subset of it that is loaded may * not, and the list of jobs may neither. */ @@ -167,24 +124,29 @@ struct Manager { Hashmap *watch_pids; /* pid => Unit object n:1 */ + char *notify_socket; + + Watch notify_watch; Watch signal_watch; int epoll_fd; unsigned n_snapshots; - char **unit_path; - char **sysvinit_path; - char **sysvrcnd_path; + LookupPaths lookup_paths; + Set *unit_path_cache; char **environment; - usec_t boot_timestamp; + dual_timestamp startup_timestamp; + + char *console; /* Data specific to the device subsystem */ struct udev* udev; struct udev_monitor* udev_monitor; Watch udev_watch; + Hashmap *devices_by_sysfs; /* Data specific to the mount subsystem */ FILE *proc_self_mountinfo; @@ -195,28 +157,41 @@ struct Manager { /* Data specific to the D-Bus subsystem */ DBusConnection *api_bus, *system_bus; - Set *subscribed; + DBusServer *private_bus; + Set *bus_connections, *bus_connections_for_dispatch; + DBusMessage *queued_message; /* This is used during reloading: * before the reload we queue the * reply message here, and * afterwards we send it */ + DBusConnection *queued_message_connection; /* The connection to send the queued message on */ Hashmap *watch_bus; /* D-Bus names => Unit object n:1 */ int32_t name_data_slot; + int32_t subscribed_data_slot; + + uint32_t current_job_id; /* Data specific to the Automount subsystem */ int dev_autofs_fd; /* Data specific to the cgroup subsystem */ Hashmap *cgroup_bondings; /* path string => CGroupBonding object 1:n */ - char *cgroup_controller; char *cgroup_hierarchy; usec_t gc_queue_timestamp; - int gc_marker; unsigned n_in_gc_queue; + /* Make sure the user cannot accidentaly unmount our cgroup + * file system */ + int pin_cgroupfs_fd; + + /* Audit fd */ +#ifdef HAVE_AUDIT + int audit_fd; +#endif + /* Flags */ ManagerRunningAs running_as; ManagerExitCode exit_code:4; @@ -225,15 +200,16 @@ struct Manager { bool dispatching_run_queue:1; bool dispatching_dbus_queue:1; - bool request_api_bus_dispatch:1; - bool request_system_bus_dispatch:1; - - bool utmp_reboot_written:1; + bool show_status; + bool confirm_spawn; + bool sysv_console; + bool mount_auto; + bool swap_auto; - bool confirm_spawn:1; + int n_deserializing; }; -int manager_new(ManagerRunningAs running_as, bool confirm_spawn, Manager **m); +int manager_new(ManagerRunningAs running_as, Manager **m); void manager_free(Manager *m); int manager_enumerate(Manager *m); @@ -246,11 +222,11 @@ Unit *manager_get_unit(Manager *m, const char *name); int manager_get_unit_from_dbus_path(Manager *m, const char *s, Unit **_u); int manager_get_job_from_dbus_path(Manager *m, const char *s, Job **_j); -int manager_load_unit_prepare(Manager *m, const char *name, const char *path, Unit **_ret); -int manager_load_unit(Manager *m, const char *name, const char *path, Unit **_ret); +int manager_load_unit_prepare(Manager *m, const char *name, const char *path, DBusError *e, Unit **_ret); +int manager_load_unit(Manager *m, const char *name, const char *path, DBusError *e, Unit **_ret); -int manager_add_job(Manager *m, JobType type, Unit *unit, JobMode mode, bool force, Job **_ret); -int manager_add_job_by_name(Manager *m, JobType type, const char *name, JobMode mode, bool force, Job **_ret); +int manager_add_job(Manager *m, JobType type, Unit *unit, JobMode mode, bool force, DBusError *e, Job **_ret); +int manager_add_job_by_name(Manager *m, JobType type, const char *name, JobMode mode, bool force, DBusError *e, Job **_ret); void manager_dump_units(Manager *s, FILE *f, const char *prefix); void manager_dump_jobs(Manager *s, FILE *f, const char *prefix); @@ -263,21 +239,26 @@ unsigned manager_dispatch_load_queue(Manager *m); unsigned manager_dispatch_run_queue(Manager *m); unsigned manager_dispatch_dbus_queue(Manager *m); -int manager_loop(Manager *m); +int manager_set_console(Manager *m, const char *console); -void manager_write_utmp_reboot(Manager *m); -void manager_write_utmp_runlevel(Manager *m, Unit *t); +int manager_loop(Manager *m); void manager_dispatch_bus_name_owner_changed(Manager *m, const char *name, const char* old_owner, const char *new_owner); void manager_dispatch_bus_query_pid_done(Manager *m, const char *name, pid_t pid); -int manager_open_serialization(FILE **_f); +int manager_open_serialization(Manager *m, FILE **_f); int manager_serialize(Manager *m, FILE *f, FDSet *fds); int manager_deserialize(Manager *m, FILE *f, FDSet *fds); int manager_reload(Manager *m); +bool manager_is_booting_or_shutting_down(Manager *m); + +void manager_reset_maintenance(Manager *m); + +void manager_send_unit_audit(Manager *m, Unit *u, int type, bool success); + const char *manager_running_as_to_string(ManagerRunningAs i); ManagerRunningAs manager_running_as_from_string(const char *s);