journald: cache hostname, boot_id and machine_id fields instead of generating them...

[elogind.git] / src / journal / journald-server.h

diff --git a/src/journal/journald-server.h b/src/journal/journald-server.h
index fb4e8e4c3dbde7d0ca3d3bb14279bb55bae0edf6..86c4be4ba260a960d281e42d6f40315e7a6f3e23 100644 (file)
--- a/src/journal/journald-server.h
+++ b/src/journal/journald-server.h
@@ -27,6 +27,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 
+#include "sd-event.h"
 #include "journal-file.h"
 #include "hashmap.h"
 #include "util.h"
@@ -54,12 +55,24 @@ typedef enum SplitMode {
 typedef struct StdoutStream StdoutStream;
 
 typedef struct Server {
-        int epoll_fd;
-        int signal_fd;
         int syslog_fd;
         int native_fd;
         int stdout_fd;
         int dev_kmsg_fd;
+        int hostname_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 *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 *hostname_event_source;
 
         JournalFile *runtime_journal;
         JournalFile *system_journal;
@@ -97,9 +110,6 @@ typedef struct Server {
         usec_t max_file_usec;
         usec_t oldest_file_usec;
 
-        gid_t file_gid;
-        bool file_gid_valid;
-
         LIST_HEAD(StdoutStream, stdout_streams);
         unsigned n_stdout_streams;
 
@@ -121,29 +131,33 @@ typedef struct Server {
 
         struct udev *udev;
 
-        int sync_timer_fd;
         bool sync_scheduled;
+
+        char machine_id_field[sizeof("_MACHINE_ID=") + 32];
+        char boot_id_field[sizeof("_BOOT_ID=") + 32];
+        char *hostname_field;
 } Server;
 
-#define N_IOVEC_META_FIELDS 17
+#define N_IOVEC_META_FIELDS 20
 #define N_IOVEC_KERNEL_FIELDS 64
 #define N_IOVEC_UDEV_FIELDS 32
+#define N_IOVEC_OBJECT_FIELDS 11
 
-void server_dispatch_message(Server *s, struct iovec *iovec, unsigned n, unsigned m, struct ucred *ucred, struct timeval *tv, const char *label, size_t label_len, const char *unit_id, int priority);
-void server_driver_message(Server *s, sd_id128_t message_id, const char *format, ...);
+void server_dispatch_message(Server *s, struct iovec *iovec, unsigned n, unsigned m, struct ucred *ucred, 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_(3,4);
 
 /* 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, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+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);
-Storage storage_from_string(const char *s);
+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, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+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);
-SplitMode split_mode_from_string(const char *s);
+const char *split_mode_to_string(SplitMode s) _const_;
+SplitMode split_mode_from_string(const char *s) _pure_;
 
 void server_fix_perms(Server *s, JournalFile *f, uid_t uid);
 bool shall_try_append_again(JournalFile *f, int r);
@@ -152,7 +166,7 @@ void server_done(Server *s);
 void server_sync(Server *s);
 void server_vacuum(Server *s);
 void server_rotate(Server *s);
-int server_schedule_sync(Server *s);
+int server_schedule_sync(Server *s, int priority);
 int server_flush_to_var(Server *s);
-int process_event(Server *s, struct epoll_event *ev);
 void server_maybe_append_tags(Server *s);
+int process_datagram(sd_event_source *es, int fd, uint32_t revents, void *userdata);