#include "bus-errors.h"
#include "bus-util.h"
-#include "resolved.h"
#include "resolved-dns-domain.h"
+#include "resolved-bus.h"
+#include "resolved-def.h"
static int reply_query_state(DnsQuery *q) {
_cleanup_free_ char *ip = NULL;
switch (q->state) {
- case DNS_QUERY_NO_SERVERS:
+ case DNS_TRANSACTION_NO_SERVERS:
return sd_bus_reply_method_errorf(q->request, BUS_ERROR_NO_NAME_SERVERS, "No appropriate name servers or networks for name found");
- case DNS_QUERY_TIMEOUT:
+ case DNS_TRANSACTION_TIMEOUT:
return sd_bus_reply_method_errorf(q->request, SD_BUS_ERROR_TIMEOUT, "Query timed out");
- case DNS_QUERY_ATTEMPTS_MAX:
+ case DNS_TRANSACTION_ATTEMPTS_MAX_REACHED:
return sd_bus_reply_method_errorf(q->request, SD_BUS_ERROR_TIMEOUT, "All attempts to contact name servers or networks failed");
- case DNS_QUERY_RESOURCES:
+ case DNS_TRANSACTION_INVALID_REPLY:
+ return sd_bus_reply_method_errorf(q->request, BUS_ERROR_INVALID_REPLY, "Received invalid reply");
+
+ case DNS_TRANSACTION_RESOURCES:
return sd_bus_reply_method_errorf(q->request, BUS_ERROR_NO_RESOURCES, "Not enough resources");
- case DNS_QUERY_INVALID_REPLY:
- return sd_bus_reply_method_errorf(q->request, BUS_ERROR_INVALID_REPLY, "Received invalid reply");
+ case DNS_TRANSACTION_ABORTED:
+ return sd_bus_reply_method_errorf(q->request, BUS_ERROR_ABORTED, "Query aborted");
- case DNS_QUERY_FAILURE: {
+ case DNS_TRANSACTION_FAILURE: {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
if (q->answer_rcode == DNS_RCODE_NXDOMAIN)
return sd_bus_reply_method_error(q->request, &error);
}
- case DNS_QUERY_NULL:
- case DNS_QUERY_PENDING:
- case DNS_QUERY_SUCCESS:
+ case DNS_TRANSACTION_NULL:
+ case DNS_TRANSACTION_PENDING:
+ case DNS_TRANSACTION_SUCCESS:
default:
assert_not_reached("Impossible state");
}
}
-static int append_address(sd_bus_message *reply, DnsResourceRecord *rr, int ifindex) {
+static int append_address(sd_bus_message *reply, DnsResourceRecord *rr) {
int r;
assert(reply);
assert(rr);
- r = sd_bus_message_open_container(reply, 'r', "iayi");
+ r = sd_bus_message_open_container(reply, 'r', "iay");
if (r < 0)
return r;
if (r < 0)
return r;
- r = sd_bus_message_append(reply, "i", ifindex);
- if (r < 0)
- return r;
-
r = sd_bus_message_close_container(reply);
if (r < 0)
return r;
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_(dns_answer_unrefp) DnsAnswer *answer = NULL;
unsigned added = 0, i;
- int r, ifindex;
+ int r;
assert(q);
- if (q->state != DNS_QUERY_SUCCESS) {
+ if (q->state != DNS_TRANSACTION_SUCCESS) {
r = reply_query_state(q);
goto finish;
}
if (r < 0)
goto finish;
- r = sd_bus_message_open_container(reply, 'a', "(iayi)");
+ r = sd_bus_message_append(reply, "i", q->answer_ifindex);
if (r < 0)
goto finish;
- ifindex = q->answer_ifindex;
+ r = sd_bus_message_open_container(reply, 'a', "(iay)");
+ if (r < 0)
+ goto finish;
if (q->answer) {
answer = dns_answer_ref(q->answer);
continue;
}
- r = append_address(reply, answer->rrs[i], ifindex);
+ r = append_address(reply, answer->rrs[i]);
if (r < 0)
goto finish;
if (r == 0)
continue;
- r = append_address(reply, answer->rrs[i], ifindex);
+ r = append_address(reply, answer->rrs[i]);
if (r < 0)
goto finish;
/* Return the precise spelling and uppercasing reported by the server */
assert(canonical);
- r = sd_bus_message_append(reply, "s", DNS_RESOURCE_KEY_NAME(canonical->key));
+ r = sd_bus_message_append(reply, "st", DNS_RESOURCE_KEY_NAME(canonical->key), SD_RESOLVED_FLAGS_MAKE(q->answer_protocol, q->answer_family));
if (r < 0)
goto finish;
finish:
if (r < 0) {
- log_error("Failed to send hostname reply: %s", strerror(-r));
+ log_error_errno(r, "Failed to send hostname reply: %m");
sd_bus_reply_method_errno(q->request, -r, NULL);
}
dns_query_free(q);
}
+static int check_ifindex_flags(int ifindex, uint64_t *flags, sd_bus_error *error) {
+ assert(flags);
+
+ if (ifindex < 0)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid interface index");
+
+ if (*flags & ~SD_RESOLVED_FLAGS_ALL)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid flags parameter");
+
+ if (*flags == 0)
+ *flags = SD_RESOLVED_FLAGS_DEFAULT;
+
+ return 0;
+}
+
static int bus_method_resolve_hostname(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_(dns_question_unrefp) DnsQuestion *question = NULL;
Manager *m = userdata;
const char *hostname;
- int family;
+ int family, ifindex;
+ uint64_t flags;
DnsQuery *q;
int r;
assert(message);
assert(m);
- r = sd_bus_message_read(message, "si", &hostname, &family);
+ r = sd_bus_message_read(message, "isit", &ifindex, &hostname, &family, &flags);
if (r < 0)
return r;
if (!IN_SET(family, AF_INET, AF_INET6, AF_UNSPEC))
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown address family %i", family);
- if (!hostname_is_valid(hostname))
+ r = dns_name_normalize(hostname, NULL);
+ if (r < 0)
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid hostname '%s'", hostname);
+ r = check_ifindex_flags(ifindex, &flags, error);
+ if (r < 0)
+ return r;
+
question = dns_question_new(family == AF_UNSPEC ? 2 : 1);
if (!question)
return -ENOMEM;
return r;
}
- r = dns_query_new(m, &q, question);
+ r = dns_query_new(m, &q, question, ifindex, flags);
if (r < 0)
return r;
q->request_hostname = hostname;
q->complete = bus_method_resolve_hostname_complete;
+ r = dns_query_bus_track(q, bus, message);
+ if (r < 0)
+ return r;
+
r = dns_query_go(q);
if (r < 0) {
dns_query_free(q);
assert(q);
- if (q->state != DNS_QUERY_SUCCESS) {
+ if (q->state != DNS_TRANSACTION_SUCCESS) {
r = reply_query_state(q);
goto finish;
}
if (r < 0)
goto finish;
+ r = sd_bus_message_append(reply, "i", q->answer_ifindex);
+ if (r < 0)
+ goto finish;
+
r = sd_bus_message_open_container(reply, 'a', "s");
if (r < 0)
goto finish;
if (r < 0)
goto finish;
+ r = sd_bus_message_append(reply, "t", SD_RESOLVED_FLAGS_MAKE(q->answer_protocol, q->answer_family));
+ if (r < 0)
+ goto finish;
+
r = sd_bus_send(q->manager->bus, reply, NULL);
finish:
if (r < 0) {
- log_error("Failed to send address reply: %s", strerror(-r));
+ log_error_errno(r, "Failed to send address reply: %m");
sd_bus_reply_method_errno(q->request, -r, NULL);
}
_cleanup_free_ char *reverse = NULL;
Manager *m = userdata;
int family, ifindex;
+ uint64_t flags;
const void *d;
DnsQuery *q;
size_t sz;
assert(message);
assert(m);
- r = sd_bus_message_read(message, "i", &family);
+ r = sd_bus_message_read(message, "ii", &ifindex, &family);
if (r < 0)
return r;
if (sz != FAMILY_ADDRESS_SIZE(family))
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid address size");
- r = sd_bus_message_read(message, "i", &ifindex);
+ r = sd_bus_message_read(message, "t", &flags);
+ if (r < 0)
+ return r;
+
+ r = check_ifindex_flags(ifindex, &flags, error);
if (r < 0)
return r;
- if (ifindex < 0)
- return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid interface index");
r = dns_name_reverse(family, d, &reverse);
if (r < 0)
if (r < 0)
return r;
- r = dns_query_new(m, &q, question);
+ r = dns_query_new(m, &q, question, ifindex, flags);
if (r < 0)
return r;
memcpy(&q->request_address, d, sz);
q->complete = bus_method_resolve_address_complete;
+ r = dns_query_bus_track(q, bus, message);
+ if (r < 0)
+ return r;
+
r = dns_query_go(q);
if (r < 0) {
dns_query_free(q);
assert(q);
- if (q->state != DNS_QUERY_SUCCESS) {
+ if (q->state != DNS_TRANSACTION_SUCCESS) {
r = reply_query_state(q);
goto finish;
}
if (r < 0)
goto finish;
+ r = sd_bus_message_append(reply, "i", q->answer_ifindex);
+ if (r < 0)
+ goto finish;
+
r = sd_bus_message_open_container(reply, 'a', "(qqay)");
if (r < 0)
goto finish;
if (r < 0)
goto finish;
+ r = sd_bus_message_append(reply, "t", SD_RESOLVED_FLAGS_MAKE(q->answer_protocol, q->answer_family));
+ if (r < 0)
+ goto finish;
+
r = sd_bus_send(q->manager->bus, reply, NULL);
finish:
if (r < 0) {
- log_error("Failed to send record reply: %s", strerror(-r));
+ log_error_errno(r, "Failed to send record reply: %m");
sd_bus_reply_method_errno(q->request, -r, NULL);
}
static int bus_method_resolve_record(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_(dns_resource_key_unrefp) DnsResourceKey *key = NULL;
_cleanup_(dns_question_unrefp) DnsQuestion *question = NULL;
- _cleanup_free_ char *reverse = NULL;
Manager *m = userdata;
- DnsQuery *q;
- int r;
uint16_t class, type;
const char *name;
+ int r, ifindex;
+ uint64_t flags;
+ DnsQuery *q;
assert(bus);
assert(message);
assert(m);
- r = sd_bus_message_read(message, "sqq", &name, &class, &type);
+ r = sd_bus_message_read(message, "isqqt", &ifindex, &name, &class, &type, &flags);
+ if (r < 0)
+ return r;
+
+ r = dns_name_normalize(name, NULL);
+ if (r < 0)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid name '%s'", name);
+
+ r = check_ifindex_flags(ifindex, &flags, error);
if (r < 0)
return r;
if (r < 0)
return r;
- r = dns_query_new(m, &q, question);
+ r = dns_query_new(m, &q, question, ifindex, flags);
if (r < 0)
return r;
q->request_hostname = name;
q->complete = bus_method_resolve_record_complete;
+ r = dns_query_bus_track(q, bus, message);
+ if (r < 0)
+ return r;
+
r = dns_query_go(q);
if (r < 0) {
dns_query_free(q);
static const sd_bus_vtable resolve_vtable[] = {
SD_BUS_VTABLE_START(0),
- SD_BUS_METHOD("ResolveHostname", "si", "a(iayi)s", bus_method_resolve_hostname, SD_BUS_VTABLE_UNPRIVILEGED),
- SD_BUS_METHOD("ResolveAddress", "iayi", "as", bus_method_resolve_address, SD_BUS_VTABLE_UNPRIVILEGED),
- SD_BUS_METHOD("ResolveRecord", "sqq", "a(qqay)", bus_method_resolve_record, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("ResolveHostname", "isit", "ia(iay)st", bus_method_resolve_hostname, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("ResolveAddress", "iiayt", "iast", bus_method_resolve_address, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("ResolveRecord", "isqqt", "ia(qqay)t", bus_method_resolve_record, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_VTABLE_END,
};
return 0;
}
+static int match_prepare_for_sleep(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *ret_error) {
+ Manager *m = userdata;
+ int b, r;
+
+ assert(bus);
+ assert(bus);
+
+ r = sd_bus_message_read(message, "b", &b);
+ if (r < 0) {
+ log_debug_errno(r, "Failed to parse PrepareForSleep signal: %m");
+ return 0;
+ }
+
+ if (b)
+ return 0;
+
+ log_debug("Coming back from suspend, verifying all RRs...");
+
+ manager_verify_all(m);
+ return 0;
+}
+
int manager_connect_bus(Manager *m) {
int r;
* boot. Let's try in 5s again. As soon as we have
* kdbus we can stop doing this... */
- log_debug("Failed to connect to bus, trying again in 5s: %s", strerror(-r));
+ log_debug_errno(r, "Failed to connect to bus, trying again in 5s: %m");
r = sd_event_add_time(m->event, &m->bus_retry_event_source, CLOCK_MONOTONIC, now(CLOCK_MONOTONIC) + 5*USEC_PER_SEC, 0, on_bus_retry, m);
- if (r < 0) {
- log_error("Failed to install bus reconnect time event: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to install bus reconnect time event: %m");
return 0;
}
r = sd_bus_add_object_vtable(m->bus, NULL, "/org/freedesktop/resolve1", "org.freedesktop.resolve1.Manager", resolve_vtable, m);
- if (r < 0) {
- log_error("Failed to register object: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register object: %m");
r = sd_bus_request_name(m->bus, "org.freedesktop.resolve1", 0);
- if (r < 0) {
- log_error("Failed to register name: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register name: %m");
r = sd_bus_attach_event(m->bus, m->event, 0);
- if (r < 0) {
- log_error("Failed to attach bus to event loop: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to attach bus to event loop: %m");
+
+ r = sd_bus_add_match(m->bus, &m->prepare_for_sleep_slot,
+ "type='signal',"
+ "sender='org.freedesktop.login1',"
+ "interface='org.freedesktop.login1.Manager',"
+ "member='PrepareForSleep',"
+ "path='/org/freedesktop/login1'",
+ match_prepare_for_sleep,
+ m);
+ if (r < 0)
+ log_error_errno(r, "Failed to add match for PrepareForSleep: %m");
return 0;
}