diff options
Diffstat (limited to 'src/resolve/resolved-manager.c')
| -rw-r--r-- | src/resolve/resolved-manager.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/resolve/resolved-manager.c b/src/resolve/resolved-manager.c index fb2a06b517..1407c637e8 100644 --- a/src/resolve/resolved-manager.c +++ b/src/resolve/resolved-manager.c @@ -430,6 +430,31 @@ static int manager_watch_hostname(Manager *m) { return 0; } +static int manager_sigusr1(sd_event_source *s, const struct signalfd_siginfo *si, void *userdata) { + _cleanup_free_ char *buffer = NULL; + _cleanup_fclose_ FILE *f = NULL; + Manager *m = userdata; + size_t size = 0; + DnsScope *scope; + + assert(s); + assert(si); + assert(m); + + f = open_memstream(&buffer, &size); + if (!f) + return log_oom(); + + LIST_FOREACH(scopes, scope, m->dns_scopes) + dns_scope_dump(scope, f); + + if (fflush_and_check(f) < 0) + return log_oom(); + + log_dump(LOG_INFO, buffer); + return 0; +} + int manager_new(Manager **ret) { _cleanup_(manager_freep) Manager *m = NULL; int r; @@ -480,6 +505,8 @@ int manager_new(Manager **ret) { if (r < 0) return r; + (void) sd_event_add_signal(m->event, &m->sigusr1_event_source, SIGUSR1, manager_sigusr1, m); + *ret = m; m = NULL; @@ -527,6 +554,8 @@ Manager *manager_free(Manager *m) { sd_event_source_unref(m->bus_retry_event_source); sd_bus_unref(m->bus); + sd_event_source_unref(m->sigusr1_event_source); + sd_event_unref(m->event); dns_resource_key_unref(m->llmnr_host_ipv4_key); |