+/* SPDX-License-Identifier: LGPL-2.1+ */
#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 <http://www.gnu.org/licenses/>.
-***/
-
#include <stdbool.h>
#include <sys/types.h>
typedef struct Server Server;
+#include "conf-parser.h"
#include "hashmap.h"
#include "journal-file.h"
+#include "journald-context.h"
#include "journald-rate-limit.h"
#include "journald-stream.h"
#include "list.h"
+#include "prioq.h"
+#include "time-util.h"
typedef enum Storage {
STORAGE_AUTO,
_SPLIT_INVALID = -1
} SplitMode;
+typedef struct JournalCompressOptions {
+ bool enabled;
+ uint64_t threshold_bytes;
+} JournalCompressOptions;
+
typedef struct JournalStorageSpace {
usec_t timestamp;
JournalStorage runtime_storage;
JournalStorage system_storage;
- bool compress;
+ JournalCompressOptions compress;
bool seal;
+ bool read_kmsg;
bool forward_to_kmsg;
bool forward_to_syslog;
Set *deferred_closes;
- struct udev *udev;
-
uint64_t *kernel_seqnum;
bool dev_kmsg_readable:1;
usec_t watchdog_usec;
usec_t last_realtime_clock;
+
+ size_t line_max;
+
+ /* Caching of client metadata */
+ Hashmap *client_contexts;
+ Prioq *client_contexts_lru;
+
+ usec_t last_cache_pid_flush;
+
+ ClientContext *my_context; /* the context of journald itself */
+ ClientContext *pid1_context; /* the context of PID 1 */
};
-#define SERVER_MACHINE_ID(s) ((s)->machine_id_field + strlen("_MACHINE_ID="))
+#define SERVER_MACHINE_ID(s) ((s)->machine_id_field + STRLEN("_MACHINE_ID="))
+/* Extra fields for any log messages */
#define N_IOVEC_META_FIELDS 22
+
+/* Extra fields for log messages that contain OBJECT_PID= (i.e. log about another process) */
+#define N_IOVEC_OBJECT_FIELDS 18
+
+/* Maximum number of fields we'll add in for driver (i.e. internal) messages */
+#define N_IOVEC_PAYLOAD_FIELDS 16
+
+/* kmsg: Maximum number of extra fields we'll import from the kernel's /dev/kmsg */
#define N_IOVEC_KERNEL_FIELDS 64
+
+/* kmsg: Maximum number of extra fields we'll import from udev's devices */
#define N_IOVEC_UDEV_FIELDS 32
-#define N_IOVEC_OBJECT_FIELDS 14
-#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, const char *message_id, const char *format, ...) _printf_(3,0) _sentinel_;
+void server_dispatch_message(Server *s, struct iovec *iovec, size_t n, size_t m, ClientContext *c, const struct timeval *tv, int priority, pid_t object_pid);
+void server_driver_message(Server *s, pid_t object_pid, const char *message_id, const char *format, ...) _sentinel_ _printf_(4,0);
/* gperf lookup function */
const struct ConfigPerfItem* journald_gperf_lookup(const char *key, GPERF_LEN_TYPE 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);
+CONFIG_PARSER_PROTOTYPE(config_parse_storage);
+CONFIG_PARSER_PROTOTYPE(config_parse_line_max);
+CONFIG_PARSER_PROTOTYPE(config_parse_compress);
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);
+CONFIG_PARSER_PROTOTYPE(config_parse_split_mode);
const char *split_mode_to_string(SplitMode s) _const_;
SplitMode split_mode_from_string(const char *s) _pure_;