resolved: split out calls to compile full list of dns servers and search domains

[thirdparty/systemd.git] / src / resolve / resolved-manager.h

diff --git a/src/resolve/resolved-manager.h b/src/resolve/resolved-manager.h
index 31d670da44e9804f301d6224e130c0e6abb76dff..d00c4445839ace26e89d7c90e8f9539b06c9601f 100644 (file)
--- a/src/resolve/resolved-manager.h
+++ b/src/resolve/resolved-manager.h
@@ -22,28 +22,32 @@
 ***/
 
 #include "sd-event.h"
+#include "sd-netlink.h"
 #include "sd-network.h"
-#include "sd-rtnl.h"
-#include "util.h"
-#include "list.h"
-#include "in-addr-util.h"
+
 #include "hashmap.h"
+#include "list.h"
+#include "ordered-set.h"
 
 typedef struct Manager Manager;
+typedef enum Support Support;
 
-#include "resolved-dns-query.h"
-#include "resolved-dns-server.h"
-#include "resolved-dns-scope.h"
-#include "resolved-dns-stream.h"
-#include "resolved-link.h"
-
-typedef enum Support {
+enum Support {
         SUPPORT_NO,
         SUPPORT_YES,
         SUPPORT_RESOLVE,
         _SUPPORT_MAX,
         _SUPPORT_INVALID = -1
-} Support;
+};
+
+#include "resolved-dns-query.h"
+#include "resolved-dns-search-domain.h"
+#include "resolved-dns-server.h"
+#include "resolved-dns-stream.h"
+#include "resolved-link.h"
+
+#define MANAGER_SEARCH_DOMAINS_MAX 32
+#define MANAGER_DNS_SERVERS_MAX 32
 
 struct Manager {
         sd_event *event;
@@ -53,7 +57,7 @@ struct Manager {
         /* Network */
         Hashmap *links;
 
-        sd_rtnl *rtnl;
+        sd_netlink *rtnl;
         sd_event_source *rtnl_event_source;
 
         sd_network_monitor *network_monitor;
@@ -68,17 +72,17 @@ struct Manager {
         unsigned n_dns_streams;
 
         /* Unicast dns */
-        int dns_ipv4_fd;
-        int dns_ipv6_fd;
-
-        sd_event_source *dns_ipv4_event_source;
-        sd_event_source *dns_ipv6_event_source;
-
         LIST_HEAD(DnsServer, dns_servers);
         LIST_HEAD(DnsServer, fallback_dns_servers);
+        unsigned n_dns_servers; /* counts both main and fallback */
         DnsServer *current_dns_server;
 
-        bool read_resolv_conf;
+        LIST_HEAD(DnsSearchDomain, search_domains);
+        unsigned n_search_domains;
+
+        bool need_builtin_fallbacks:1;
+
+        bool read_resolv_conf:1;
         usec_t resolv_conf_mtime;
 
         LIST_HEAD(DnsScope, dns_scopes);
@@ -100,13 +104,19 @@ struct Manager {
         sd_event_source *bus_retry_event_source;
 
         /* The hostname we publish on LLMNR and mDNS */
-        char *hostname;
-        DnsResourceKey *host_ipv4_key;
-        DnsResourceKey *host_ipv6_key;
+        char *llmnr_hostname;
+        char *mdns_hostname;
+        DnsResourceKey *llmnr_host_ipv4_key;
+        DnsResourceKey *llmnr_host_ipv6_key;
 
         /* Watch the system hostname */
         int hostname_fd;
         sd_event_source *hostname_event_source;
+
+        /* Watch for system suspends */
+        sd_bus_slot *prepare_for_sleep_slot;
+
+        sd_event_source *sigusr1_event_source;
 };
 
 /* Manager */
@@ -114,38 +124,33 @@ struct Manager {
 int manager_new(Manager **ret);
 Manager* manager_free(Manager *m);
 
-int manager_read_resolv_conf(Manager *m);
-int manager_write_resolv_conf(Manager *m);
-
-DnsServer *manager_set_dns_server(Manager *m, DnsServer *s);
-DnsServer *manager_find_dns_server(Manager *m, int family, const union in_addr_union *in_addr);
-DnsServer *manager_get_dns_server(Manager *m);
-void manager_next_dns_server(Manager *m);
+int manager_start(Manager *m);
 
 uint32_t manager_find_mtu(Manager *m);
 
+int manager_write(Manager *m, int fd, DnsPacket *p);
 int manager_send(Manager *m, int fd, int ifindex, int family, const union in_addr_union *addr, uint16_t port, DnsPacket *p);
 int manager_recv(Manager *m, int fd, DnsProtocol protocol, DnsPacket **ret);
 
-int manager_dns_ipv4_fd(Manager *m);
-int manager_dns_ipv6_fd(Manager *m);
-int manager_llmnr_ipv4_udp_fd(Manager *m);
-int manager_llmnr_ipv6_udp_fd(Manager *m);
-int manager_llmnr_ipv4_tcp_fd(Manager *m);
-int manager_llmnr_ipv6_tcp_fd(Manager *m);
-
-int manager_ifindex_is_loopback(Manager *m, int ifindex);
 int manager_find_ifindex(Manager *m, int family, const union in_addr_union *in_addr);
 LinkAddress* manager_find_link_address(Manager *m, int family, const union in_addr_union *in_addr);
 
 void manager_refresh_rrs(Manager *m);
 int manager_next_hostname(Manager *m);
 
-int manager_our_packet(Manager *m, DnsPacket *p);
+bool manager_our_packet(Manager *m, DnsPacket *p);
+DnsScope* manager_find_scope(Manager *m, DnsPacket *p);
+
+void manager_verify_all(Manager *m);
 
 DEFINE_TRIVIAL_CLEANUP_FUNC(Manager*, manager_free);
 
 #define EXTRA_CMSG_SPACE 1024
 
+int manager_is_own_hostname(Manager *m, const char *name);
+
+int manager_compile_dns_servers(Manager *m, OrderedSet **servers);
+int manager_compile_search_domains(Manager *m, OrderedSet **domains);
+
 const char* support_to_string(Support p) _const_;
 int support_from_string(const char *s) _pure_;