diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libsystemd-bus/bus-match.c | 37 |
1 files changed, 25 insertions, 12 deletions
diff --git a/src/libsystemd-bus/bus-match.c b/src/libsystemd-bus/bus-match.c index 7638f2038b..34488d8673 100644 --- a/src/libsystemd-bus/bus-match.c +++ b/src/libsystemd-bus/bus-match.c @@ -24,6 +24,7 @@ #include "bus-match.h" #include "bus-error.h" #include "bus-util.h" +#include "strv.h" /* Example: * @@ -129,7 +130,8 @@ static bool value_node_test( struct bus_match_node *node, enum bus_match_node_type parent_type, uint8_t value_u8, - const char *value_str) { + const char *value_str, + sd_bus_message *m) { assert(node); assert(node->type == BUS_MATCH_VALUE); @@ -143,23 +145,34 @@ static bool value_node_test( return node->value.u8 == value_u8; case BUS_MATCH_SENDER: - case BUS_MATCH_DESTINATION: if (streq_ptr(node->value.str, value_str)) return true; - /* FIXME: So here's an ugliness: if the match is for a - * well-known name then we cannot actually check this - * correctly here. This doesn't matter much for dbus1 - * where no false positives exist, hence we just - * ignore this case here. For kdbus the messages - * should contain all well-known names of the sender, - * hence we can fix things there correctly. */ + if (m->creds.mask & SD_BUS_CREDS_WELL_KNOWN_NAMES) { + char **i; - if (node->value.str[0] != ':' && value_str && value_str[0] == ':') - return true; + /* on kdbus we have the well known names list + * in the credentials, let's make use of that + * for an accurate match */ + + STRV_FOREACH(i, m->creds.well_known_names) + if (streq_ptr(node->value.str, *i)) + return true; + + } else { + + /* If we don't have kdbus, we don't know the + * well-known names of the senders. In that, + * let's just hope that dbus-daemon doesn't + * send us stuff we didn't want. */ + + if (node->value.str[0] != ':' && value_str && value_str[0] == ':') + return true; + } return false; + case BUS_MATCH_DESTINATION: case BUS_MATCH_INTERFACE: case BUS_MATCH_MEMBER: case BUS_MATCH_PATH: @@ -349,7 +362,7 @@ int bus_match_run( /* No hash table, so let's iterate manually... */ for (c = node->child; c; c = c->next) { - if (!value_node_test(c, node->type, test_u8, test_str)) + if (!value_node_test(c, node->type, test_u8, test_str, m)) continue; r = bus_match_run(bus, c, m); |