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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 02:25:50 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 02:25:50 +0000 |
commit | 19f4f86bfed21c5326ed2acebe1163f3a83e832b (patch) | |
tree | d59b9989ce55ed23693e80974d94c856f1c2c8b1 /src/timesync/timesyncd-conf.c | |
parent | Initial commit. (diff) | |
download | systemd-upstream.tar.xz systemd-upstream.zip |
Adding upstream version 241.upstream/241upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/timesync/timesyncd-conf.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/src/timesync/timesyncd-conf.c b/src/timesync/timesyncd-conf.c new file mode 100644 index 0000000..a26c2da --- /dev/null +++ b/src/timesync/timesyncd-conf.c @@ -0,0 +1,124 @@ +/* SPDX-License-Identifier: LGPL-2.1+ */ + +#include "alloc-util.h" +#include "def.h" +#include "dns-domain.h" +#include "extract-word.h" +#include "string-util.h" +#include "timesyncd-conf.h" +#include "timesyncd-manager.h" +#include "timesyncd-server.h" + +int manager_parse_server_string(Manager *m, ServerType type, const char *string) { + ServerName *first; + int r; + + assert(m); + assert(string); + + first = type == SERVER_FALLBACK ? m->fallback_servers : m->system_servers; + + if (type == SERVER_FALLBACK) + m->have_fallbacks = true; + + for (;;) { + _cleanup_free_ char *word = NULL; + bool found = false; + ServerName *n; + + r = extract_first_word(&string, &word, NULL, 0); + if (r < 0) + return log_error_errno(r, "Failed to parse timesyncd server syntax \"%s\": %m", string); + if (r == 0) + break; + + r = dns_name_is_valid_or_address(word); + if (r < 0) + return log_error_errno(r, "Failed to check validity of NTP server name or address '%s': %m", word); + if (r == 0) { + log_error("Invalid NTP server name or address, ignoring: %s", word); + continue; + } + + /* Filter out duplicates */ + LIST_FOREACH(names, n, first) + if (streq_ptr(n->string, word)) { + found = true; + break; + } + + if (found) + continue; + + r = server_name_new(m, NULL, type, word); + if (r < 0) + return r; + } + + return 0; +} + +int manager_parse_fallback_string(Manager *m, const char *string) { + if (m->have_fallbacks) + return 0; + + return manager_parse_server_string(m, SERVER_FALLBACK, string); +} + +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) { + + Manager *m = userdata; + int r; + + assert(filename); + assert(lvalue); + assert(rvalue); + + if (isempty(rvalue)) + manager_flush_server_names(m, ltype); + else { + r = manager_parse_server_string(m, ltype, rvalue); + if (r < 0) { + log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse NTP server string '%s'. Ignoring.", rvalue); + return 0; + } + } + + return 0; +} + +int manager_parse_config_file(Manager *m) { + int r; + + assert(m); + + r = config_parse_many_nulstr(PKGSYSCONFDIR "/timesyncd.conf", + CONF_PATHS_NULSTR("systemd/timesyncd.conf.d"), + "Time\0", + config_item_perf_lookup, timesyncd_gperf_lookup, + CONFIG_PARSE_WARN, m); + if (r < 0) + return r; + + if (m->poll_interval_min_usec < 16 * USEC_PER_SEC) { + log_warning("Invalid PollIntervalMinSec=. Using default value."); + m->poll_interval_min_usec = NTP_POLL_INTERVAL_MIN_USEC; + } + + if (m->poll_interval_max_usec < m->poll_interval_min_usec) { + log_warning("PollIntervalMaxSec= is smaller than PollIntervalMinSec=. Using default value."); + m->poll_interval_max_usec = MAX(NTP_POLL_INTERVAL_MAX_USEC, m->poll_interval_min_usec * 32); + } + + return r; +} |