diff options
Diffstat (limited to 'source4/libcli/resolve')
-rw-r--r-- | source4/libcli/resolve/bcast.c | 6 | ||||
-rw-r--r-- | source4/libcli/resolve/dns_ex.c | 97 | ||||
-rw-r--r-- | source4/libcli/resolve/resolve.c | 18 | ||||
-rw-r--r-- | source4/libcli/resolve/wins.c | 2 |
4 files changed, 71 insertions, 52 deletions
diff --git a/source4/libcli/resolve/bcast.c b/source4/libcli/resolve/bcast.c index 0ad3e1230b..150705f8d8 100644 --- a/source4/libcli/resolve/bcast.c +++ b/source4/libcli/resolve/bcast.c @@ -47,13 +47,13 @@ struct composite_context *resolve_name_bcast_send(TALLOC_CTX *mem_ctx, int i, count=0; struct resolve_bcast_data *data = talloc_get_type(userdata, struct resolve_bcast_data); - num_interfaces = iface_count(data->ifaces); + num_interfaces = iface_list_count(data->ifaces); address_list = talloc_array(mem_ctx, const char *, num_interfaces+1); if (address_list == NULL) return NULL; for (i=0;i<num_interfaces;i++) { - const char *bcast = iface_n_bcast(data->ifaces, i); + const char *bcast = iface_list_n_bcast(data->ifaces, i); if (bcast == NULL) continue; address_list[count] = talloc_strdup(address_list, bcast); if (address_list[count] == NULL) { @@ -101,6 +101,6 @@ bool resolve_context_add_bcast_method(struct resolve_context *ctx, struct interf bool resolve_context_add_bcast_method_lp(struct resolve_context *ctx, struct loadparm_context *lp_ctx) { struct interface *ifaces; - load_interfaces(ctx, lpcfg_interfaces(lp_ctx), &ifaces); + load_interface_list(ctx, lp_ctx, &ifaces); return resolve_context_add_bcast_method(ctx, ifaces, lpcfg_nbt_port(lp_ctx), lpcfg_parm_int(lp_ctx, NULL, "nbt", "timeout", 1)); } diff --git a/source4/libcli/resolve/dns_ex.c b/source4/libcli/resolve/dns_ex.c index 35e2ad74c3..5921212579 100644 --- a/source4/libcli/resolve/dns_ex.c +++ b/source4/libcli/resolve/dns_ex.c @@ -37,6 +37,7 @@ #include "libcli/composite/composite.h" #include "librpc/gen_ndr/ndr_nbt.h" #include "libcli/resolve/resolve.h" +#include "lib/util/util_net.h" #ifdef class #undef class @@ -87,6 +88,7 @@ static void run_child_dns_lookup(struct dns_ex_state *state, int fd) struct rk_resource_record **srv_rr; uint32_t addrs_valid = 0; struct rk_resource_record **addrs_rr; + struct rk_dns_reply **srv_replies = NULL; char *addrs; bool first; uint32_t i; @@ -135,14 +137,13 @@ static void run_child_dns_lookup(struct dns_ex_state *state, int fd) continue; } } else { - /* we are only interested in A records */ - /* TODO: add AAAA support */ - if (rr->type != rk_ns_t_a) { + /* we are only interested in A or AAAA records */ + if (rr->type != rk_ns_t_a && rr->type != rk_ns_t_aaaa) { continue; } - /* verify we actually have a A record here */ - if (!rr->u.a) { + /* verify we actually have a record here */ + if (!rr->u.data) { continue; } } @@ -167,6 +168,13 @@ static void run_child_dns_lookup(struct dns_ex_state *state, int fd) goto done; } + srv_replies = talloc_zero_array(state, + struct rk_dns_reply *, + count); + if (!srv_replies) { + goto done; + } + /* Loop over all returned records and pick the records */ for (rr=reply->head;rr;rr=rr->next) { /* we are only interested in the IN class */ @@ -193,14 +201,13 @@ static void run_child_dns_lookup(struct dns_ex_state *state, int fd) srv_rr[srv_valid] = rr; srv_valid++; } else { - /* we are only interested in A records */ - /* TODO: add AAAA support */ - if (rr->type != rk_ns_t_a) { + /* we are only interested in A or AAAA records */ + if (rr->type != rk_ns_t_a && rr->type != rk_ns_t_aaaa) { continue; } - /* verify we actually have a A record here */ - if (!rr->u.a) { + /* verify we actually have a record record here */ + if (!rr->u.data) { continue; } @@ -210,19 +217,23 @@ static void run_child_dns_lookup(struct dns_ex_state *state, int fd) } for (i=0; i < srv_valid; i++) { - for (rr=reply->head;rr;rr=rr->next) { + srv_replies[i] = rk_dns_lookup(srv_rr[i]->u.srv->target, "A"); + if (srv_replies[i] == NULL) + continue; + /* Add first A record to addrs_rr */ + for (rr=srv_replies[i]->head;rr;rr=rr->next) { if (rr->class != rk_ns_c_in) { continue; } - /* we are only interested in A records */ - if (rr->type != rk_ns_t_a) { + /* we are only interested in A or AAAA records */ + if (rr->type != rk_ns_t_a && rr->type != rk_ns_t_aaaa) { continue; } - /* verify we actually have a srv record here */ - if (strcmp(&srv_rr[i]->u.srv->target[0], rr->domain) != 0) { + /* verify we actually have a record here */ + if (!rr->u.data) { continue; } @@ -241,8 +252,10 @@ static void run_child_dns_lookup(struct dns_ex_state *state, int fd) goto done; } first = true; - for (i=0; i < count; i++) { + for (i=0; i < addrs_valid; i++) { uint16_t port; + char addrstr[INET6_ADDRSTRLEN]; + if (!addrs_rr[i]) { continue; } @@ -254,9 +267,28 @@ static void run_child_dns_lookup(struct dns_ex_state *state, int fd) port = state->port; } - addrs = talloc_asprintf_append_buffer(addrs, "%s%s:%u/%s", + switch (addrs_rr[i]->type) { + case rk_ns_t_a: + if (inet_ntop(AF_INET, addrs_rr[i]->u.a, + addrstr, sizeof(addrstr)) == NULL) { + continue; + } + break; +#ifdef HAVE_IPV6 + case rk_ns_t_aaaa: + if (inet_ntop(AF_INET6, (struct in6_addr *)addrs_rr[i]->u.data, + addrstr, sizeof(addrstr)) == NULL) { + continue; + } + break; +#endif + default: + continue; + } + + addrs = talloc_asprintf_append_buffer(addrs, "%s%s@%u/%s", first?"":",", - inet_ntoa(*addrs_rr[i]->u.a), + addrstr, port, addrs_rr[i]->domain); if (!addrs) { @@ -270,6 +302,12 @@ static void run_child_dns_lookup(struct dns_ex_state *state, int fd) } done: + if (reply != NULL) + rk_dns_free_data(reply); + for (i=0; i < srv_valid; i++) { + if (srv_replies[i] != NULL) + rk_dns_free_data(srv_replies[i]); + } close(fd); } @@ -287,7 +325,6 @@ static void run_child_getaddrinfo(struct dns_ex_state *state, int fd) ZERO_STRUCT(hints); hints.ai_socktype = SOCK_STREAM; - hints.ai_family = AF_INET;/* TODO: add AF_INET6 support */ hints.ai_flags = AI_ADDRCONFIG | AI_NUMERICSERV; ret = getaddrinfo(state->name.name, "0", &hints, &res_list); @@ -315,16 +352,13 @@ static void run_child_getaddrinfo(struct dns_ex_state *state, int fd) } first = true; for (res = res_list; res; res = res->ai_next) { - struct sockaddr_in *in; - - if (res->ai_family != AF_INET) { + char addrstr[INET6_ADDRSTRLEN]; + if (!print_sockaddr_len(addrstr, sizeof(addrstr), (struct sockaddr *)res->ai_addr, res->ai_addrlen)) { continue; } - in = (struct sockaddr_in *)res->ai_addr; - - addrs = talloc_asprintf_append_buffer(addrs, "%s%s:%u/%s", + addrs = talloc_asprintf_append_buffer(addrs, "%s%s@%u/%s", first?"":",", - inet_ntoa(in->sin_addr), + addrstr, state->port, state->name.name); if (!addrs) { @@ -406,7 +440,7 @@ static void pipe_handler(struct tevent_context *ev, struct tevent_fd *fde, for (i=0; i < num_addrs; i++) { uint32_t port = 0; - char *p = strrchr(addrs[i], ':'); + char *p = strrchr(addrs[i], '@'); char *n; if (!p) { @@ -426,8 +460,7 @@ static void pipe_handler(struct tevent_context *ev, struct tevent_fd *fde, *n = '\0'; n++; - if (strcmp(addrs[i], "0.0.0.0") == 0 || - inet_addr(addrs[i]) == INADDR_NONE) { + if (strcmp(addrs[i], "0.0.0.0") == 0) { composite_error(c, NT_STATUS_OBJECT_NAME_NOT_FOUND); return; } @@ -437,7 +470,7 @@ static void pipe_handler(struct tevent_context *ev, struct tevent_fd *fde, return; } state->addrs[i] = socket_address_from_strings(state->addrs, - "ipv4", + "ip", addrs[i], port); if (composite_nomem(state->addrs[i], c)) return; @@ -485,7 +518,7 @@ struct composite_context *resolve_name_dns_ex_send(TALLOC_CTX *mem_ctx, /* setup a pipe to chat to our child */ ret = pipe(fd); if (ret == -1) { - composite_error(c, map_nt_error_from_unix(errno)); + composite_error(c, map_nt_error_from_unix_common(errno)); return c; } @@ -509,7 +542,7 @@ struct composite_context *resolve_name_dns_ex_send(TALLOC_CTX *mem_ctx, state->child = fork(); if (state->child == (pid_t)-1) { - composite_error(c, map_nt_error_from_unix(errno)); + composite_error(c, map_nt_error_from_unix_common(errno)); return c; } diff --git a/source4/libcli/resolve/resolve.c b/source4/libcli/resolve/resolve.c index c17e93a1f6..b5930aade1 100644 --- a/source4/libcli/resolve/resolve.c +++ b/source4/libcli/resolve/resolve.c @@ -171,12 +171,10 @@ struct composite_context *resolve_name_all_send(struct resolve_context *ctx, if (is_ipaddress(state->name.name) || strcasecmp(state->name.name, "localhost") == 0) { - struct in_addr ip = interpret_addr2(state->name.name); - state->addrs = talloc_array(state, struct socket_address *, 2); if (composite_nomem(state->addrs, c)) return c; - state->addrs[0] = socket_address_from_strings(state->addrs, "ipv4", - inet_ntoa(ip), 0); + state->addrs[0] = socket_address_from_strings(state->addrs, "ip", + state->name.name, 0); if (composite_nomem(state->addrs[0], c)) return c; state->addrs[1] = NULL; state->names = talloc_array(state, char *, 2); @@ -316,18 +314,6 @@ NTSTATUS resolve_name_ex(struct resolve_context *ctx, } -/* - general name resolution - sync call - */ -NTSTATUS resolve_name(struct resolve_context *ctx, - struct nbt_name *name, - TALLOC_CTX *mem_ctx, - const char **reply_addr, - struct tevent_context *ev) -{ - return resolve_name_ex(ctx, 0, 0, name, mem_ctx, reply_addr, ev); -} - /* Initialise a struct nbt_name with a NULL scope */ void make_nbt_name(struct nbt_name *nbt, const char *name, int type) diff --git a/source4/libcli/resolve/wins.c b/source4/libcli/resolve/wins.c index 989f40e6cd..a52b99a23e 100644 --- a/source4/libcli/resolve/wins.c +++ b/source4/libcli/resolve/wins.c @@ -77,6 +77,6 @@ bool resolve_context_add_wins_method(struct resolve_context *ctx, const char **a bool resolve_context_add_wins_method_lp(struct resolve_context *ctx, struct loadparm_context *lp_ctx) { struct interface *ifaces; - load_interfaces(ctx, lpcfg_interfaces(lp_ctx), &ifaces); + load_interface_list(ctx, lp_ctx, &ifaces); return resolve_context_add_wins_method(ctx, lpcfg_wins_server_list(lp_ctx), ifaces, lpcfg_nbt_port(lp_ctx), lpcfg_parm_int(lp_ctx, NULL, "nbt", "timeout", 1)); } |