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e8af6973 LP |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2014 Kay Sievers, Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
22 | #include "list.h" | |
23 | #include "socket-util.h" | |
24 | #include "ratelimit.h" | |
25 | #include "sd-event.h" | |
26 | #include "sd-resolve.h" | |
e0e5ce23 | 27 | #include "sd-network.h" |
e8af6973 LP |
28 | |
29 | typedef struct Manager Manager; | |
30 | typedef struct ServerAddress ServerAddress; | |
31 | typedef struct ServerName ServerName; | |
32 | ||
33 | struct ServerAddress { | |
34 | union sockaddr_union sockaddr; | |
35 | socklen_t socklen; | |
36 | LIST_FIELDS(ServerAddress, addresses); | |
37 | }; | |
38 | ||
39 | struct ServerName { | |
40 | char *string; | |
41 | LIST_HEAD(ServerAddress, addresses); | |
42 | LIST_FIELDS(ServerName, names); | |
43 | }; | |
44 | ||
ae2db4e7 ZJS |
45 | static inline int server_address_pretty(ServerAddress *a, char **pretty) { |
46 | return sockaddr_pretty(&a->sockaddr.sa, a->socklen, true, pretty); | |
47 | } | |
48 | ||
e8af6973 LP |
49 | struct Manager { |
50 | sd_event *event; | |
51 | sd_resolve *resolve; | |
52 | ||
53 | LIST_HEAD(ServerName, servers); | |
54 | ||
55 | RateLimit ratelimit; | |
56 | ||
e0e5ce23 TG |
57 | /* network */ |
58 | sd_event_source *network_event_source; | |
59 | sd_network_monitor *network_monitor; | |
60 | ||
e8af6973 LP |
61 | /* peer */ |
62 | sd_resolve_query *resolve_query; | |
63 | sd_event_source *event_receive; | |
64 | ServerName *current_server_name; | |
65 | ServerAddress *current_server_address; | |
66 | int server_socket; | |
67 | uint64_t packet_count; | |
68 | sd_event_source *event_timeout; | |
69 | ||
70 | /* last sent packet */ | |
71 | struct timespec trans_time_mon; | |
72 | struct timespec trans_time; | |
73 | usec_t retry_interval; | |
74 | bool pending; | |
75 | ||
76 | /* poll timer */ | |
77 | sd_event_source *event_timer; | |
78 | usec_t poll_interval_usec; | |
79 | bool poll_resync; | |
80 | ||
81 | /* history data */ | |
82 | struct { | |
83 | double offset; | |
84 | double delay; | |
85 | } samples[8]; | |
86 | unsigned int samples_idx; | |
87 | double samples_jitter; | |
88 | ||
89 | /* last change */ | |
90 | bool jumped; | |
d636d376 | 91 | bool sync; |
e8af6973 LP |
92 | int drift_ppm; |
93 | ||
94 | /* watch for time changes */ | |
95 | sd_event_source *event_clock_watch; | |
96 | int clock_watch_fd; | |
97 | ||
98 | /* Retry connections */ | |
99 | sd_event_source *event_retry; | |
c264aeab KS |
100 | |
101 | /* RTC runs in local time, leave it alone */ | |
102 | bool rtc_local_time; | |
e8af6973 LP |
103 | }; |
104 | ||
105 | const struct ConfigPerfItem* timesyncd_gperf_lookup(const char *key, unsigned length); | |
106 | ||
107 | int config_parse_servers(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); |