From 8231d17032fdd535e58c5aead8eae3f6cbc048b5 Mon Sep 17 00:00:00 2001 From: Luke Shumaker Date: Thu, 9 Jun 2016 03:13:06 -0400 Subject: ./move.sh --- src/grp-journal/libjournal-core/journald-server.h | 186 ++++++++++++++++++++++ 1 file changed, 186 insertions(+) create mode 100644 src/grp-journal/libjournal-core/journald-server.h (limited to 'src/grp-journal/libjournal-core/journald-server.h') diff --git a/src/grp-journal/libjournal-core/journald-server.h b/src/grp-journal/libjournal-core/journald-server.h new file mode 100644 index 0000000000..bebb056aa7 --- /dev/null +++ b/src/grp-journal/libjournal-core/journald-server.h @@ -0,0 +1,186 @@ +#pragma once + +/*** + This file is part of systemd. + + Copyright 2011 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see . +***/ + +#include +#include + +#include + +typedef struct Server Server; + +#include "hashmap.h" +#include "journal-file.h" +#include "journald-rate-limit.h" +#include "journald-stream.h" +#include "list.h" + +typedef enum Storage { + STORAGE_AUTO, + STORAGE_VOLATILE, + STORAGE_PERSISTENT, + STORAGE_NONE, + _STORAGE_MAX, + _STORAGE_INVALID = -1 +} Storage; + +typedef enum SplitMode { + SPLIT_UID, + SPLIT_LOGIN, + SPLIT_NONE, + _SPLIT_MAX, + _SPLIT_INVALID = -1 +} SplitMode; + +struct Server { + int syslog_fd; + int native_fd; + int stdout_fd; + int dev_kmsg_fd; + int audit_fd; + int hostname_fd; + int notify_fd; + + sd_event *event; + + sd_event_source *syslog_event_source; + sd_event_source *native_event_source; + sd_event_source *stdout_event_source; + sd_event_source *dev_kmsg_event_source; + sd_event_source *audit_event_source; + sd_event_source *sync_event_source; + sd_event_source *sigusr1_event_source; + sd_event_source *sigusr2_event_source; + sd_event_source *sigterm_event_source; + sd_event_source *sigint_event_source; + sd_event_source *sigrtmin1_event_source; + sd_event_source *hostname_event_source; + sd_event_source *notify_event_source; + sd_event_source *watchdog_event_source; + + JournalFile *runtime_journal; + JournalFile *system_journal; + OrderedHashmap *user_journals; + + uint64_t seqnum; + + char *buffer; + size_t buffer_size; + + JournalRateLimit *rate_limit; + usec_t sync_interval_usec; + usec_t rate_limit_interval; + unsigned rate_limit_burst; + + JournalMetrics runtime_metrics; + JournalMetrics system_metrics; + + bool compress; + bool seal; + + bool forward_to_kmsg; + bool forward_to_syslog; + bool forward_to_console; + bool forward_to_wall; + + unsigned n_forward_syslog_missed; + usec_t last_warn_forward_syslog_missed; + + uint64_t cached_space_available; + uint64_t cached_space_limit; + usec_t cached_space_timestamp; + + uint64_t var_available_timestamp; + + usec_t max_retention_usec; + usec_t max_file_usec; + usec_t oldest_file_usec; + + LIST_HEAD(StdoutStream, stdout_streams); + LIST_HEAD(StdoutStream, stdout_streams_notify_queue); + unsigned n_stdout_streams; + + char *tty_path; + + int max_level_store; + int max_level_syslog; + int max_level_kmsg; + int max_level_console; + int max_level_wall; + + Storage storage; + SplitMode split_mode; + + MMapCache *mmap; + + Set *deferred_closes; + + struct udev *udev; + + uint64_t *kernel_seqnum; + bool dev_kmsg_readable:1; + + bool send_watchdog:1; + bool sent_notify_ready:1; + bool sync_scheduled:1; + + char machine_id_field[sizeof("_MACHINE_ID=") + 32]; + char boot_id_field[sizeof("_BOOT_ID=") + 32]; + char *hostname_field; + + /* Cached cgroup root, so that we don't have to query that all the time */ + char *cgroup_root; + + usec_t watchdog_usec; +}; + +#define SERVER_MACHINE_ID(s) ((s)->machine_id_field + strlen("_MACHINE_ID=")) + +#define N_IOVEC_META_FIELDS 20 +#define N_IOVEC_KERNEL_FIELDS 64 +#define N_IOVEC_UDEV_FIELDS 32 +#define N_IOVEC_OBJECT_FIELDS 12 +#define N_IOVEC_PAYLOAD_FIELDS 15 + +void server_dispatch_message(Server *s, struct iovec *iovec, unsigned n, unsigned m, const struct ucred *ucred, const struct timeval *tv, const char *label, size_t label_len, const char *unit_id, int priority, pid_t object_pid); +void server_driver_message(Server *s, sd_id128_t message_id, const char *format, ...) _printf_(3,0) _sentinel_; + +/* gperf lookup function */ +const struct ConfigPerfItem* journald_gperf_lookup(const char *key, unsigned length); + +int config_parse_storage(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); + +const char *storage_to_string(Storage s) _const_; +Storage storage_from_string(const char *s) _pure_; + +int config_parse_split_mode(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); + +const char *split_mode_to_string(SplitMode s) _const_; +SplitMode split_mode_from_string(const char *s) _pure_; + +int server_init(Server *s); +void server_done(Server *s); +void server_sync(Server *s); +int server_vacuum(Server *s, bool verbose, bool patch_min_use); +void server_rotate(Server *s); +int server_schedule_sync(Server *s, int priority); +int server_flush_to_var(Server *s); +void server_maybe_append_tags(Server *s); +int server_process_datagram(sd_event_source *es, int fd, uint32_t revents, void *userdata); -- cgit v1.2.3-54-g00ecf