+ ACLOCAL_AMFLAGS = -I m4
DISTCHECK_CONFIGURE_FLAGS = \
--with-systemdsystemunitdir=$$dc_install_base/$(systemdsystemunitdir)
bin_PROGRAMS= tr/trust_router tr/trpc tid/example/tidc tid/example/tids common/tests/tr_dh_test common/tests/mq_test \
common/tests/thread_test trp/msgtst trp/test/rtbl_test trp/test/ptbl_test common/tests/cfg_test \
- common/tests/commtest common/tests/name_test common/tests/filt_test
+ common/tests/commtest common/tests/name_test common/tests/filt_test mon/tests/test_mon_req_encode \
+ mon/tests/test_mon_req_decode mon/tests/test_mon_resp_encode tr/trmon
AM_CPPFLAGS=-I$(srcdir)/include $(GLIB_CFLAGS)
AM_CFLAGS = -Wall -Werror=missing-prototypes -Werror -Wno-parentheses $(GLIB_CFLAGS)
SUBDIRS = gsscon
common/tr_util.c \
common/tr_apc.c \
common/tr_comm.c \
+ common/tr_comm_encoders.c \
common/tr_rp.c \
+ common/tr_rp_client.c \
+ common/tr_rp_client_encoders.c \
common/tr_idp.c \
+ common/tr_idp_encoders.c \
common/tr_filter.c \
- common/tr_gss.c
+ common/tr_filter_encoders.c \
+ common/tr_gss_names.c \
+ common/tr_socket.c \
+ $(mon_srcs)
tid_srcs = tid/tid_resp.c \
tid/tid_req.c \
tid/tids.c \
-tid/tidc.c
+tid/tidc.c \
+common/tr_rand_id.c
trp_srcs = trp/trp_conn.c \
trp/trps.c \
trp/trpc.c \
+ trp/trp_peer.c \
+ trp/trp_peer_encoders.c \
trp/trp_ptable.c \
+ trp/trp_ptable_encoders.c \
+ trp/trp_route.c \
+ trp/trp_route_encoders.c \
trp/trp_rtable.c \
+ trp/trp_rtable_encoders.c \
trp/trp_req.c \
trp/trp_upd.c \
- common/tr_config.c \
- common/tr_mq.c
+ common/tr_mq.c \
+ $(config_srcs)
+
+ # configuration parsing sources
+ config_srcs = \
+ common/tr_config.c \
+ common/tr_config_comms.c \
+ common/tr_config_encoders.c \
+ common/tr_config_filters.c \
+ common/tr_config_internal.c \
+ common/tr_config_orgs.c \
+ common/tr_config_realms.c \
+ common/tr_config_rp_clients.c
+
+ # general monitoring message sources
+ mon_srcs = \
+ mon/mon_common.c \
+ mon/mon_req.c \
+ mon/mon_req_encode.c \
+ mon/mon_req_decode.c \
+ mon/mon_resp.c \
+ mon/mon_resp_decode.c \
+ mon/mon_resp_encode.c
+
+ # monitoring server sources
+ mons_srcs = \
+ mon/mons.c \
+ mon/mons_handlers.c
check_PROGRAMS = common/t_constraint
TESTS = common/t_constraint
common/tr_name.c \
common/tr_constraint.c \
common/tr_dh.c \
+common/tr_rand_id.c \
tid/tid_req.c \
tid/tid_resp.c
tr/tr_event.c \
tr/tr_cfgwatch.c \
tr/tr_tid.c \
+ tr/tr_tid_mons.c \
tr/tr_trp.c \
+ tr/tr_trp_mons.c \
+ tr/tr_mon.c \
+ common/tr_gss.c \
+ common/tr_gss_client.c \
$(tid_srcs) \
$(trp_srcs) \
- $(common_srcs)
+ $(common_srcs) \
+ $(mons_srcs)
tr_trust_router_LDFLAGS = $(AM_LDFLAGS) -levent_pthreads -pthread
tr_trust_router_LDADD = gsscon/libgsscon.la $(GLIB_LIBS)
+
tr_trpc_SOURCES =tr/trpc_main.c \
tr/tr_trp.c \
+ common/tr_gss.c \
+ common/tr_gss_client.c \
$(trp_srcs) \
$(tid_srcs) \
$(common_srcs)
tr_trpc_LDADD = gsscon/libgsscon.la $(GLIB_LIBS)
tr_trpc_LDFLAGS = $(AM_LDFLAGS) -pthread
+ tr_trmon_SOURCES = tr/trmon_main.c \
+ common/tr_gss.c \
+ common/tr_gss_client.c \
+ $(tid_srcs) \
+ $(trp_srcs) \
+ $(common_srcs) \
+ mon/monc.c
+
+ tr_trmon_LDADD = gsscon/libgsscon.la $(GLIB_LIBS)
+ tr_trmon_LDFLAGS = $(AM_LDFLAGS) -pthread
+
trp_msgtst_SOURCES = trp/msgtst.c \
$(common_srcs) \
+common/tr_rand_id.c \
trp/trp_req.c \
trp/trp_upd.c \
tid/tid_resp.c \
trp_test_rtbl_test_SOURCES = trp/test/rtbl_test.c \
common/tr_name.c \
- common/tr_gss.c \
+ common/tr_gss_names.c \
common/tr_debug.c \
- trp/trp_rtable.c
+ common/tr_util.c \
+ trp/trp_route.c \
+ trp/trp_route_encoders.c \
+ trp/trp_rtable.c \
+ trp/trp_rtable_encoders.c
trp_test_rtbl_test_LDADD = $(GLIB_LIBS)
trp_test_ptbl_test_SOURCES = trp/test/ptbl_test.c \
+ common/tr_gss.c \
+ common/tr_gss_client.c \
$(tid_srcs) \
$(trp_srcs) \
$(common_srcs)
trp_test_ptbl_test_LDFLAGS = $(AM_LDFLAGS) -pthread
tid_example_tidc_SOURCES = tid/example/tidc_main.c \
+ common/tr_gss.c \
+ common/tr_gss_client.c \
$(tid_srcs) \
$(trp_srcs) \
$(common_srcs)
tid_example_tidc_LDFLAGS = $(AM_LDFLAGS) -pthread
tid_example_tids_SOURCES = tid/example/tids_main.c \
+ common/tr_gss.c \
+ common/tr_gss_client.c \
$(tid_srcs) \
$(trp_srcs) \
$(common_srcs)
common_tests_cfg_test_SOURCES = common/tests/cfg_test.c \
$(common_srcs) \
+ common/tr_gss.c \
+ common/tr_gss_client.c \
$(tid_srcs) \
$(trp_srcs)
common_tests_cfg_test_LDADD = gsscon/libgsscon.la $(GLIB_LIBS)
common_tests_commtest_SOURCES = common/tests/commtest.c \
$(common_srcs) \
+ common/tr_gss.c \
+ common/tr_gss_client.c \
$(tid_srcs) \
$(trp_srcs)
common_tests_commtest_LDADD = gsscon/libgsscon.la $(GLIB_LIBS)
common_tests_name_test_SOURCES = common/tests/name_test.c \
$(common_srcs) \
+ common/tr_gss.c \
+ common/tr_gss_client.c \
$(tid_srcs) \
$(trp_srcs)
common_tests_name_test_LDADD = gsscon/libgsscon.la $(GLIB_LIBS)
common_tests_filt_test_SOURCES = common/tests/filt_test.c \
$(common_srcs) \
+ common/tr_gss.c \
+ common/tr_gss_client.c \
$(tid_srcs) \
$(trp_srcs)
common_tests_filt_test_LDADD = gsscon/libgsscon.la $(GLIB_LIBS)
common_tests_filt_test_LDFLAGS = $(AM_LDFLAGS) -ltalloc -pthread
common_tests_filt_test_CFLAGS = $(AM_CFLAGS) $(TEST_CFLAGS)
+ mon_tests_test_mon_req_encode_SOURCES = mon/tests/test_mon_req_encode.c \
+ $(mon_srcs) \
+ common/tr_name.c
+ mon_tests_test_mon_req_encode_LDADD = $(GLIB_LIBS)
+ mon_tests_test_mon_req_encode_CFLAGS = $(AM_CFLAGS) $(TEST_CFLAGS)
+
+ mon_tests_test_mon_req_decode_SOURCES = mon/tests/test_mon_req_decode.c \
+ $(mon_srcs) \
+ common/tr_name.c
+ mon_tests_test_mon_req_decode_LDADD = $(GLIB_LIBS)
+ mon_tests_test_mon_req_decode_CFLAGS = $(AM_CFLAGS) $(TEST_CFLAGS)
+
+ mon_tests_test_mon_resp_encode_SOURCES = mon/tests/test_mon_resp_encode.c \
+ $(mon_srcs) \
+ common/tr_name.c
+ mon_tests_test_mon_resp_encode_LDADD = $(GLIB_LIBS)
+ mon_tests_test_mon_resp_encode_CFLAGS = $(AM_CFLAGS) $(TEST_CFLAGS)
+
pkginclude_HEADERS = include/trust_router/tid.h include/trust_router/tr_name.h \
include/tr_debug.h include/trust_router/trp.h \
include/trust_router/tr_dh.h \
include/tr_msg.h include/tr.h \
include/tr_idp.h include/tr_rp.h \
include/tr_comm.h include/tr_apc.h \
- include/tr_tid.h include/tr_trp.h \
- include/tr_filter.h include/tr_gss.h \
- include/tid_internal.h include/trp_internal.h \
+ include/tr_tid.h include/tr_trp.h include/tr_mon.h \
+ include/tr_filter.h include/tr_gss_names.h \
+ include/tid_internal.h include/trp_internal.h include/trp_route.h \
include/tr_cfgwatch.h include/tr_event.h \
- include/tr_mq.h include/trp_ptable.h \
+ include/tr_mq.h include/trp_peer.h include/trp_ptable.h \
include/trp_rtable.h include/tr_util.h \
- include/tr_name_internal.h
+ include/tr_name_internal.h include/tr_gss.h
pkgdata_DATA=schema.sql
nobase_dist_pkgdata_DATA=redhat/init redhat/sysconfig redhat/organizations.cfg redhat/tidc-wrapper redhat/trust_router-wrapper redhat/tr-test-internal.cfg redhat/default-internal.cfg redhat/tids-wrapper redhat/sysconfig.tids
#include <assert.h>
#include <talloc.h>
-
#include <tr_apc.h>
#include <tr_comm.h>
+ #include <trp_internal.h>
+ #include <mon_internal.h>
#include <tr_msg.h>
#include <tr_name_internal.h>
- #include <trp_internal.h>
#include <trust_router/tr_constraint.h>
#include <trust_router/tr_dh.h>
#include <tr_debug.h>
msg->msg_type = type;
}
+ /* NOTE: If you are manipulating messages with these getters/setters, the msg_rep
+ * objects are *not* put in the talloc context of the msg. If you are allocating
+ * the message directly with talloc, then you can talloc_steal() the rep into the
+ * message's context, but this is not handled automatically. */
+
+ /**
+ * Get a TID_REQ message payload
+ *
+ * @param msg
+ * @return the message payload, or null if it is not a TID_REQUEST message
+ */
TID_REQ *tr_msg_get_req(TR_MSG *msg)
{
if (msg->msg_type == TID_REQUEST)
return NULL;
}
+ /**
+ * Set message's payload
+ *
+ * Does not manage talloc contexts, works with any means of allocating
+ * the objects.
+ */
void tr_msg_set_req(TR_MSG *msg, TID_REQ *req)
{
msg->msg_rep = req;
msg->msg_type = TID_REQUEST;
}
+ /**
+ * Get a TID_RESP message payload
+ *
+ * @param msg
+ * @return the message payload, or null if it is not a TID_RESPONSE message
+ */
TID_RESP *tr_msg_get_resp(TR_MSG *msg)
{
if (msg->msg_type == TID_RESPONSE)
return NULL;
}
+ /**
+ * Set message's payload
+ *
+ * Does not manage talloc contexts, works with any means of allocating
+ * the objects.
+ */
void tr_msg_set_resp(TR_MSG *msg, TID_RESP *resp)
{
msg->msg_rep = resp;
msg->msg_type = TID_RESPONSE;
}
+ /**
+ * Get a MON_REQ message payload
+ *
+ * @param msg
+ * @return the message payload, or null if it is not a MON_REQUEST message
+ */
+ MON_REQ *tr_msg_get_mon_req(TR_MSG *msg)
+ {
+ if (msg->msg_type == MON_REQUEST)
+ return (MON_REQ *)msg->msg_rep;
+ return NULL;
+ }
+
+ /**
+ * Set message's payload
+ *
+ * Does not manage talloc contexts, works with any means of allocating
+ * the objects.
+ */
+ void tr_msg_set_mon_req(TR_MSG *msg, MON_REQ *req)
+ {
+ msg->msg_rep = req;
+ msg->msg_type = MON_REQUEST;
+ }
+
+ /**
+ * Get a MON_RESP message payload
+ *
+ * @param msg
+ * @return the message payload, or null if it is not a MON_RESPONSE message
+ */
+ MON_RESP *tr_msg_get_mon_resp(TR_MSG *msg)
+ {
+ if (msg->msg_type == MON_RESPONSE)
+ return (MON_RESP *)msg->msg_rep;
+ return NULL;
+ }
+
+ /**
+ * Set message's payload
+ *
+ * Does not manage talloc contexts, works with any means of allocating
+ * the objects.
+ */
+ void tr_msg_set_mon_resp(TR_MSG *msg, MON_RESP *resp)
+ {
+ msg->msg_rep = resp;
+ msg->msg_type = MON_RESPONSE;
+ }
+
+ /**
+ * Get a TRP_UPD message payload
+ *
+ * @param msg
+ * @return the message payload, or null if it is not a TRP_UPDATE message
+ */
TRP_UPD *tr_msg_get_trp_upd(TR_MSG *msg)
{
if (msg->msg_type == TRP_UPDATE)
return NULL;
}
+ /**
+ * Set message's payload
+ *
+ * Does not manage talloc contexts, works with any means of allocating
+ * the objects.
+ */
void tr_msg_set_trp_upd(TR_MSG *msg, TRP_UPD *update)
{
msg->msg_rep=update;
- talloc_steal(NULL, update); /* should attach to msg, but TR_MSG not usually talloc'ed */
msg->msg_type=TRP_UPDATE;
}
+ /**
+ * Get a TRP_REQ message payload
+ *
+ * @param msg
+ * @return the message payload, or null if it is not a TRP_REQUEST message
+ */
TRP_REQ *tr_msg_get_trp_req(TR_MSG *msg)
{
if (msg->msg_type == TRP_REQUEST)
return NULL;
}
+ /**
+ * Set message's payload
+ *
+ * Does not manage talloc contexts, works with any means of allocating
+ * the objects.
+ */
void tr_msg_set_trp_req(TR_MSG *msg, TRP_REQ *req)
{
msg->msg_rep=req;
if ((!req) || (!req->rp_realm) || (!req->realm) || !(req->comm))
return NULL;
- assert(jreq = json_object());
+ jreq = json_object();
+ assert(jreq);
jstr = tr_name_to_json_string(req->rp_realm);
json_object_set_new(jreq, "rp_realm", jstr);
jstr = tr_name_to_json_string(req->comm);
json_object_set_new(jreq, "community", jstr);
-
+
if (req->orig_coi) {
jstr = tr_name_to_json_string(req->orig_coi);
json_object_set_new(jreq, "orig_coi", jstr);
}
+ if (tid_req_get_request_id(req)) {
+ jstr = tr_name_to_json_string(tid_req_get_request_id(req));
+ json_object_set_new(jreq, "request_id", jstr);
+ }
+
json_object_set_new(jreq, "dh_info", tr_msg_encode_dh(req->tidc_dh));
if (req->cons)
return jreq;
}
- static TID_REQ *tr_msg_decode_tidreq(json_t *jreq)
+ static TID_REQ *tr_msg_decode_tidreq(TALLOC_CTX *mem_ctx, json_t *jreq)
{
TID_REQ *treq = NULL;
json_t *jrp_realm = NULL;
json_t *jrealm = NULL;
json_t *jcomm = NULL;
json_t *jorig_coi = NULL;
+ json_t *jrequest_id = NULL;
json_t *jdh = NULL;
json_t *jpath = NULL;
json_t *jexpire_interval = NULL;
tr_crit("tr_msg_decode_tidreq(): Error allocating TID_REQ structure.");
return NULL;
}
-
+ talloc_steal(mem_ctx, treq);
+
/* store required fields from request */
if ((NULL == (jrp_realm = json_object_get(jreq, "rp_realm"))) ||
(NULL == (jrealm = json_object_get(jreq, "target_realm"))) ||
jpath = json_object_get(jreq, "path");
jexpire_interval = json_object_get(jreq, "expiration_interval");
- treq->rp_realm = tr_new_name((char *)json_string_value(jrp_realm));
- treq->realm = tr_new_name((char *)json_string_value(jrealm));
- treq->comm = tr_new_name((char *)json_string_value(jcomm));
+ treq->rp_realm = tr_new_name(json_string_value(jrp_realm));
+ treq->realm = tr_new_name(json_string_value(jrealm));
+ treq->comm = tr_new_name(json_string_value(jcomm));
/* Get DH Info from the request */
if (NULL == (jdh = json_object_get(jreq, "dh_info"))) {
/* store optional "orig_coi" field */
if (NULL != (jorig_coi = json_object_get(jreq, "orig_coi"))) {
- treq->orig_coi = tr_new_name((char *)json_string_value(jorig_coi));
+ treq->orig_coi = tr_new_name(json_string_value(jorig_coi));
+ }
+
+ /* store optional "request_id" field */
+ if (NULL != (jrequest_id = json_object_get(jreq, "request_id"))) {
+ tid_req_set_request_id(treq, tr_new_name(json_string_value(jrequest_id)));
}
treq->cons = (TR_CONSTRAINT_SET *) json_object_get(jreq, "constraints");
json_object_set_new(jresp, "orig_coi", jstr);
}
+ if (tid_resp_get_request_id(resp)) {
+ jstr = tr_name_to_json_string(tid_resp_get_request_id(resp));
+ json_object_set_new(jresp, "request_id", jstr);
+ }
+
if (NULL == resp->servers) {
tr_debug("tr_msg_encode_tidresp(): No servers to encode.");
}
return jresp;
}
- static TID_RESP *tr_msg_decode_tidresp(json_t *jresp)
+ static TID_RESP *tr_msg_decode_tidresp(TALLOC_CTX *mem_ctx, json_t *jresp)
{
TID_RESP *tresp = NULL;
json_t *jresult = NULL;
json_t *jrealm = NULL;
json_t *jcomm = NULL;
json_t *jorig_coi = NULL;
+ json_t *jrequest_id = NULL;
json_t *jservers = NULL;
json_t *jerr_msg = NULL;
- if (!(tresp=tid_resp_new(NULL))) {
+ if (!(tresp=tid_resp_new(mem_ctx))) {
tr_crit("tr_msg_decode_tidresp(): Error allocating TID_RESP structure.");
return NULL;
}
-
/* store required fields from response */
if ((NULL == (jresult = json_object_get(jresp, "result"))) ||
/* store optional "orig_coi" field */
if ((NULL != (jorig_coi = json_object_get(jresp, "orig_coi"))) &&
- (!json_is_object(jorig_coi))) {
+ json_is_string(jorig_coi)) {
tresp->orig_coi = tr_new_name(json_string_value(jorig_coi));
}
-
+
+ /* store optional "request_id" field */
+ if ((NULL != (jrequest_id = json_object_get(jresp, "request_id"))) &&
+ json_is_string(jrequest_id)) {
+ tid_resp_set_request_id(tresp, tr_new_name(json_string_value(jrequest_id)));
+ }
+
return tresp;
}
return req;
}
- char *tr_msg_encode(TR_MSG *msg)
+ char *tr_msg_encode(TALLOC_CTX *mem_ctx, TR_MSG *msg)
{
json_t *jmsg=NULL;
json_t *jmsg_type=NULL;
+ char *encoded_tmp=NULL;
char *encoded=NULL;
TID_RESP *tidresp=NULL;
TID_REQ *tidreq=NULL;
TRP_UPD *trpupd=NULL;
TRP_REQ *trpreq=NULL;
+ MON_REQ *monreq=NULL;
+ MON_RESP *monresp=NULL;
/* TBD -- add error handling */
jmsg = json_object();
- switch (msg->msg_type)
- {
+ switch (msg->msg_type) {
case TID_REQUEST:
jmsg_type = json_string("tid_request");
json_object_set_new(jmsg, "msg_type", jmsg_type);
json_object_set_new(jmsg, "msg_body", tr_msg_encode_trp_req(trpreq));
break;
+ case MON_REQUEST:
+ jmsg_type = json_string("mon_request");
+ json_object_set_new(jmsg, "msg_type", jmsg_type);
+ monreq=tr_msg_get_mon_req(msg);
+ json_object_set_new(jmsg, "msg_body", mon_req_encode(monreq));
+ break;
+
+ case MON_RESPONSE:
+ jmsg_type = json_string("mon_response");
+ json_object_set_new(jmsg, "msg_type", jmsg_type);
+ monresp=tr_msg_get_mon_resp(msg);
+ json_object_set_new(jmsg, "msg_body", mon_resp_encode(monresp));
+ break;
+
default:
json_decref(jmsg);
return NULL;
- }
+ }
+
+ /* We should perhaps use json_set_alloc_funcs to automatically use talloc, but for
+ * now, we'll encode to a malloc'ed buffer, then copy that to a talloc'ed buffer. */
+ encoded_tmp=json_dumps(jmsg, 0); // malloc'ed version
+ json_decref(jmsg); // free the JSON structure
+ encoded = talloc_strdup(mem_ctx, encoded_tmp); // get the talloc'ed version
+ free(encoded_tmp); // free the malloc'ed version
- encoded=json_dumps(jmsg, 0);
tr_debug("tr_msg_encode: outgoing msg=%s", encoded);
- json_decref(jmsg);
return encoded;
}
- TR_MSG *tr_msg_decode(const char *jbuf, size_t buflen)
+ TR_MSG *tr_msg_decode(TALLOC_CTX *mem_ctx, const char *jbuf, size_t buflen)
{
TR_MSG *msg=NULL;
json_t *jmsg = NULL;
return NULL;
}
- if (!(msg = malloc(sizeof(TR_MSG)))) {
+ if (!(msg = talloc_zero(mem_ctx, TR_MSG))) {
tr_debug("tr_msg_decode(): Error allocating TR_MSG structure.");
json_decref(jmsg);
return NULL;
}
- memset(msg, 0, sizeof(TR_MSG));
-
if ((NULL == (jtype = json_object_get(jmsg, "msg_type"))) ||
(NULL == (jbody = json_object_get(jmsg, "msg_body")))) {
tr_debug("tr_msg_decode(): Error parsing message header.");
if (0 == strcmp(mtype, "tid_request")) {
msg->msg_type = TID_REQUEST;
- tr_msg_set_req(msg, tr_msg_decode_tidreq(jbody));
+ tr_msg_set_req(msg, tr_msg_decode_tidreq(msg, jbody));
}
else if (0 == strcmp(mtype, "tid_response")) {
msg->msg_type = TID_RESPONSE;
- tr_msg_set_resp(msg, tr_msg_decode_tidresp(jbody));
+ tr_msg_set_resp(msg, tr_msg_decode_tidresp(msg, jbody));
}
else if (0 == strcmp(mtype, "trp_update")) {
msg->msg_type = TRP_UPDATE;
- tr_msg_set_trp_upd(msg, tr_msg_decode_trp_upd(NULL, jbody)); /* null talloc context for now */
+ tr_msg_set_trp_upd(msg, tr_msg_decode_trp_upd(msg, jbody));
}
else if (0 == strcmp(mtype, "trp_request")) {
msg->msg_type = TRP_UPDATE;
- tr_msg_set_trp_req(msg, tr_msg_decode_trp_req(NULL, jbody)); /* null talloc context for now */
+ tr_msg_set_trp_req(msg, tr_msg_decode_trp_req(msg, jbody));
+ }
+ else if (0 == strcmp(mtype, "mon_request")) {
+ msg->msg_type = MON_REQUEST;
+ tr_msg_set_mon_req(msg, mon_req_decode(msg, jbody));
+ }
+ /* We do not currently handle monitoring responses */
+ else if (0 == strcmp(mtype, "mon_response")) {
+ msg->msg_type = MON_RESPONSE;
+ tr_msg_set_mon_resp(msg, mon_resp_decode(msg, jbody));
}
else {
msg->msg_type = TR_UNKNOWN;
void tr_msg_free_encoded(char *jmsg)
{
if (jmsg)
- free (jmsg);
+ talloc_free(jmsg);
}
void tr_msg_free_decoded(TR_MSG *msg)
{
- if (msg) {
- if (msg->msg_rep!=NULL) {
- switch (msg->msg_type) {
- case TID_REQUEST:
- tid_req_free(tr_msg_get_req(msg));
- break;
- case TID_RESPONSE:
- tid_resp_free(tr_msg_get_resp(msg));
- break;
- case TRP_UPDATE:
- trp_upd_free(tr_msg_get_trp_upd(msg));
- break;
- case TRP_REQUEST:
- trp_req_free(tr_msg_get_trp_req(msg));
- default:
- break;
- }
- }
- free (msg);
- }
+ if (msg)
+ talloc_free(msg);
}
#include <tr_rp.h>
#include <trust_router/tid.h>
#include <jansson.h>
+ #include "tr_gss_client.h"
struct tid_srvr_blk {
TID_SRVR_BLK *next;
struct tid_resp {
TID_RC result;
+ TR_NAME *request_id;
TR_NAME *err_msg;
TR_NAME *rp_realm;
TR_NAME *realm;
int resp_sent;
int conn;
int free_conn; /* free conn and gss ctx*/
+ TR_NAME *request_id;
gss_ctx_id_t gssctx;
int resp_rcvd;
TR_NAME *rp_realm;
};
struct tidc_instance {
- // TID_REQ *req_list;
- // TBD -- Do we still need a separate private key */
- // char *priv_key;
- // int priv_len;
- DH *client_dh; /* Client's DH struct with priv and pub keys */
+ TR_GSSC_INSTANCE *gssc;
+ };
+
+ struct tid_process {
+ pid_t pid;
+ int read_fd;
};
struct tids_instance {
int req_count;
+ int error_count;
char *priv_key;
char *ipaddr;
const char *hostname;
TIDS_REQ_FUNC *req_handler;
tids_auth_func *auth_handler;
void *cookie;
- uint16_t tids_port;
+ unsigned int tids_port;
TR_NAME *gss_name; /* GSS name client used for authentication */
+ GArray *pids; /* PIDs of active tids processes */
};
/** Decrement a reference to #json when this tid_req is cleaned up. A
#define tid_srvr_blk_add(head, new) ((head)=tid_srvr_blk_add_func((head),(new)))
void tid_srvr_blk_set_path(TID_SRVR_BLK *block, TID_PATH *path);
+ TID_RC tid_resp_cpy(TID_RESP *dst, TID_RESP *src);
void tid_resp_set_cons(TID_RESP *resp, TR_CONSTRAINT_SET *cons);
void tid_resp_set_error_path(TID_RESP *resp, json_t *ep);
+ void tids_sweep_procs(TIDS_INSTANCE *tids);
+
#endif
#include <trust_router/tr_versioning.h>
#include <gssapi.h>
+ #include <poll.h>
#define TID_PORT 12309
TR_EXPORT TR_NAME *tid_req_get_comm(TID_REQ *req);
void tid_req_set_comm(TID_REQ *req, TR_NAME *comm);
TR_EXPORT TR_NAME *tid_req_get_orig_coi(TID_REQ *req);
- void tid_req_set_rp_orig_coi(TID_REQ *req, TR_NAME *orig_coi);
+ void tid_req_set_orig_coi(TID_REQ *req, TR_NAME *orig_coi);
+TR_EXPORT TR_NAME *tid_req_get_request_id(TID_REQ *req);
+void tid_req_set_request_id(TID_REQ *req, TR_NAME *request_id);
TR_EXPORT TIDC_RESP_FUNC *tid_req_get_resp_func(TID_REQ *req);
void tid_req_set_resp_func(TID_REQ *req, TIDC_RESP_FUNC *resp_func);
TR_EXPORT void *tid_req_get_cookie(TID_REQ *req);
void tid_resp_set_comm(TID_RESP *resp, TR_NAME *comm);
TR_EXPORT TR_NAME *tid_resp_get_orig_coi(TID_RESP *resp);
void tid_resp_set_orig_coi(TID_RESP *resp, TR_NAME *orig_coi);
+TR_EXPORT TR_NAME *tid_resp_get_request_id(TID_RESP *resp);
+void tid_resp_set_request_id(TID_RESP *resp, TR_NAME *request_id);
TR_EXPORT TID_SRVR_BLK *tid_resp_get_server(TID_RESP *resp, size_t index);
TR_EXPORT size_t tid_resp_get_num_servers(const TID_RESP *resp);
TR_EXPORT const TID_PATH *tid_resp_get_error_path(const TID_RESP *);
TR_EXPORT int tid_srvr_get_key_expiration(const TID_SRVR_BLK *, struct timeval *tv_out);
#define tid_resp_servers_foreach(RESP, SERVER, INDEX) \
- for (INDEX=0,SERVER=NULL; \
- ((INDEX < tid_resp_get_num_servers(RESP))&&(SERVER = tid_resp_get_server(resp, INDEX))); \
- INDEX++)
+ for ((INDEX)=0,(SERVER)=NULL; \
+ (((INDEX) < tid_resp_get_num_servers(RESP))&&((SERVER) = tid_resp_get_server(resp, (INDEX)))); \
+ (INDEX)++)
/* TID Client functions, in tid/tidc.c */
TR_EXPORT void tidc_destroy(TIDC_INSTANCE *tidc);
/* TID Server functions, in tid/tids.c */
+ TIDS_INSTANCE *tids_new(TALLOC_CTX *mem_ctx);
TR_EXPORT TIDS_INSTANCE *tids_create (void);
TR_EXPORT int tids_start (TIDS_INSTANCE *tids, TIDS_REQ_FUNC *req_handler,
tids_auth_func *auth_handler, const char *hostname,
unsigned int port, void *cookie);
- TR_EXPORT int tids_get_listener (TIDS_INSTANCE *tids, TIDS_REQ_FUNC *req_handler,
- tids_auth_func *auth_handler, const char *hostname,
- unsigned int port, void *cookie, int *fd_out, size_t max_fd);
+ TR_EXPORT nfds_t tids_get_listener(TIDS_INSTANCE *tids, TIDS_REQ_FUNC *req_handler,
+ tids_auth_func *auth_handler, const char *hostname,
+ unsigned int port, void *cookie, int *fd_out, size_t max_fd);
TR_EXPORT int tids_accept(TIDS_INSTANCE *tids, int listen);
TR_EXPORT int tids_send_response (TIDS_INSTANCE *tids, TID_REQ *req, TID_RESP *resp);
TR_EXPORT int tids_send_err_response (TIDS_INSTANCE *tids, TID_REQ *req, const char *err_msg);
tr_free_name(req->comm);
if (req->orig_coi!=NULL)
tr_free_name(req->orig_coi);
+ if (req->request_id!=NULL)
+ tr_free_name(req->request_id);
return 0;
}
assert(req->json_references);
req->conn = -1;
req->free_conn = 1;
+ req->request_id = NULL;
return req;
}
return(req->orig_coi);
}
- void tid_req_set_rp_orig_coi(TID_REQ *req, TR_NAME *orig_coi)
+ void tid_req_set_orig_coi(TID_REQ *req, TR_NAME *orig_coi)
{
req->orig_coi = orig_coi;
}
+void tid_req_set_request_id(TID_REQ *req, TR_NAME *request_id)
+{
+ req->request_id = request_id;
+}
+
+TR_NAME *tid_req_get_request_id(TID_REQ *req)
+{
+ return(req->request_id);
+}
+
TIDC_RESP_FUNC *tid_req_get_resp_func(TID_REQ *req)
{
return(req->resp_func);
tr_crit("tid_dup_req: Can't duplicate request (orig_coi).");
}
}
-
+
+ if (orig_req->request_id) {
+ if (NULL == (new_req->request_id = tr_dup_name(orig_req->request_id))) {
+ tr_crit("tid_dup_req: Can't duplicate request (request_id).");
+ }
+ }
+
return new_req;
}
tr_free_name(resp->comm);
if (resp->orig_coi!=NULL)
tr_free_name(resp->orig_coi);
+ if (resp->request_id!=NULL)
+ tr_free_name(resp->request_id);
return 0;
}
resp->cons=NULL;
resp->orig_coi=NULL;
resp->servers=NULL;
+ resp->request_id=NULL;
resp->error_path=NULL;
talloc_set_destructor((void *)resp, tid_resp_destructor);
}
talloc_free(resp);
}
+ /**
+ * Allocate a new copy of a TID_RESP
+ *
+ * @param mem_ctx
+ * @param resp
+ * @return
+ */
TID_RESP *tid_resp_dup(TALLOC_CTX *mem_ctx, TID_RESP *resp)
{
TID_RESP *newresp=NULL;
newresp=tid_resp_new(mem_ctx);
if (NULL!=newresp) {
- newresp->result=resp->result;
- newresp->err_msg=tr_dup_name(resp->err_msg);
- newresp->rp_realm=tr_dup_name(resp->rp_realm);
- newresp->realm=tr_dup_name(resp->realm);
- newresp->comm=tr_dup_name(resp->comm);
- newresp->orig_coi=tr_dup_name(resp->orig_coi);
- newresp->servers=tid_srvr_blk_dup(newresp, resp->servers);
- tid_resp_set_cons(newresp, resp->cons);
- tid_resp_set_error_path(newresp, resp->error_path);
+ tid_resp_cpy(newresp, resp);
}
return newresp;
}
+
+ /**
+ * Copy contents of one TID_RESP to an existing TID_RESP
+ *
+ * @param dst
+ * @param src
+ * @return TID_SUCCESS on success, error code on error
+ */
+ TID_RC tid_resp_cpy(TID_RESP *dst, TID_RESP *src)
+ {
+ tid_resp_set_result(dst, tid_resp_get_result(src));
+ tid_resp_set_err_msg(dst,
+ tr_dup_name(tid_resp_get_err_msg(src)));
+ tid_resp_set_rp_realm(dst,
+ tr_dup_name(tid_resp_get_rp_realm(src)));
+ tid_resp_set_realm(dst,
+ tr_dup_name(tid_resp_get_realm(src)));
+ tid_resp_set_comm(dst,
+ tr_dup_name(tid_resp_get_comm(src)));
+ tid_resp_set_cons(dst, src->cons);
+ tid_resp_set_orig_coi(dst,
+ tr_dup_name(tid_resp_get_orig_coi(src)));
+ dst->servers = tid_srvr_blk_dup(dst, src->servers);
+ tid_resp_set_error_path(dst, src->error_path);
+
+ return TID_SUCCESS;
+ }
TR_EXPORT int tid_resp_get_result(TID_RESP *resp)
{
resp->orig_coi = orig_coi;
}
+TR_EXPORT TR_NAME *tid_resp_get_request_id(TID_RESP *resp)
+{
+ return(resp->request_id);
+}
+
+void tid_resp_set_request_id(TID_RESP *resp, TR_NAME *request_id)
+{
+ resp->request_id = request_id;
+}
+
TR_EXPORT TID_SRVR_BLK *tid_resp_get_server(TID_RESP *resp,
size_t index)
{
#include <jansson.h>
#include <talloc.h>
+ #include <gsscon.h>
#include <trust_router/tr_dh.h>
#include <tid_internal.h>
#include <tr_msg.h>
- #include <gsscon.h>
#include <tr_debug.h>
+#include <tr_rand_id.h>
int tmp_len = 32;
- static int tidc_destructor(void *obj)
- {
- TIDC_INSTANCE *tidc=talloc_get_type_abort(obj, TIDC_INSTANCE);
- if (NULL!=tidc) {
- if (NULL!=tidc->client_dh)
- tr_destroy_dh_params(tidc->client_dh);
- }
- return 0;
- }
-
/* creates struct in talloc null context */
TIDC_INSTANCE *tidc_create(void)
{
TIDC_INSTANCE *tidc=talloc(NULL, TIDC_INSTANCE);
if (tidc!=NULL) {
- tidc->client_dh=NULL;
- talloc_set_destructor((void *)tidc, tidc_destructor);
+ tidc->gssc = tr_gssc_instance_new(tidc);
+ if (tidc->gssc == NULL) {
+ talloc_free(tidc);
+ return NULL;
+ }
+
+ tidc->gssc->service_name = "trustidentity";
}
return tidc;
}
}
int tidc_open_connection (TIDC_INSTANCE *tidc,
- const char *server,
- unsigned int port,
- gss_ctx_id_t *gssctx)
+ const char *server,
+ unsigned int port,
+ gss_ctx_id_t *gssctx)
{
- int err = 0;
- int conn = -1;
unsigned int use_port = 0;
+ tidc->gssc->gss_ctx = gssctx;
if (0 == port)
use_port = TID_PORT;
else
use_port = port;
- tr_debug("tidc_open_connection: opening tidc connection to %s:%d", server, port);
- err = gsscon_connect(server, use_port, "trustidentity", &conn, gssctx);
-
- if (!err)
- return conn;
+ tr_debug("tidc_open_connection: opening tidc connection to %s:%d", server, use_port);
+ if (0 == tr_gssc_open_connection(tidc->gssc, server, use_port))
+ return tidc->gssc->conn;
else
return -1;
}
int tidc_send_request (TIDC_INSTANCE *tidc,
- int conn,
- gss_ctx_id_t gssctx,
- const char *rp_realm,
- const char *realm,
- const char *comm,
- TIDC_RESP_FUNC *resp_handler,
- void *cookie)
+ int conn,
+ gss_ctx_id_t gssctx,
+ const char *rp_realm,
+ const char *realm,
+ const char *comm,
+ TIDC_RESP_FUNC *resp_handler,
+ void *cookie)
{
TID_REQ *tid_req = NULL;
+ char *request_id = NULL;
int rc;
+ int orig_conn = 0;
+ gss_ctx_id_t *orig_gss_ctx = NULL;
+
+ /* For ABI compatibility, replace the generic GSS client parameters
+ * with the arguments we were passed. */
+ orig_conn = tidc->gssc->conn; /* save to restore later */
+ if (conn != tidc->gssc->conn) {
+ tr_warning("tidc_send_request: WARNING: socket connection FD does not match FD opened by tidc_open_connection()");
+ tidc->gssc->conn = conn;
+ }
+ orig_gss_ctx = tidc->gssc->gss_ctx; /* save to restore later */
+ if (gssctx != *(tidc->gssc->gss_ctx)) {
+ tr_warning("tidc_send_request: WARNING: sending request with different GSS context than used for tidc_open_connection()");
+ *tidc->gssc->gss_ctx = gssctx;
+ }
/* Create and populate a TID req structure */
if (!(tid_req = tid_req_new()))
- return -1;
+ goto error;
tid_req->conn = conn;
tid_req->gssctx = gssctx;
goto error;
}
- tid_req->tidc_dh = tr_dh_dup(tidc->client_dh);
+ tid_req->tidc_dh = tr_dh_dup(tidc->gssc->client_dh);
+ /* generate an ID */
+ request_id = tr_random_id(NULL);
+ if (request_id) {
+ if (tid_req->request_id = tr_new_name(request_id))
+ tr_debug("tidc_send_request: Created TID request ID: %s", request_id);
+ else
+ tr_debug("tidc_send_request: Unable to set request ID, proceeding without one");
+ talloc_free(request_id);
+ } else
+ tr_debug("tidc_send_request: Failed to generate a TID request ID, proceeding without one");
+
rc = tidc_fwd_request(tidc, tid_req, resp_handler, cookie);
goto cleanup;
error:
rc = -1;
cleanup:
- tid_req_free(tid_req);
+ if (tid_req)
+ tid_req_free(tid_req);
+
+ tidc->gssc->conn = orig_conn;
+ tidc->gssc->gss_ctx = orig_gss_ctx;
return rc;
}
TIDC_RESP_FUNC *resp_handler,
void *cookie)
{
- char *req_buf = NULL;
- char *resp_buf = NULL;
- size_t resp_buflen = 0;
+ TALLOC_CTX *tmp_ctx = talloc_new(NULL);
TR_MSG *msg = NULL;
TR_MSG *resp_msg = NULL;
- int err;
+ TID_RESP *tid_resp = NULL;
int rc = 0;
/* Create and populate a TID msg structure */
- if (!(msg = talloc_zero(tid_req, TR_MSG)))
+ if (!(msg = talloc_zero(tmp_ctx, TR_MSG)))
goto error;
msg->msg_type = TID_REQUEST;
tr_msg_set_req(msg, tid_req);
- /* store the response function and cookie */
- // tid_req->resp_func = resp_handler;
- // tid_req->cookie = cookie;
-
- /* Encode the request into a json string */
- if (!(req_buf = tr_msg_encode(msg))) {
- tr_err("tidc_fwd_request: Error encoding TID request.\n");
- goto error;
- }
-
- tr_debug( "tidc_fwd_request: Sending TID request:\n");
- tr_debug( "%s\n", req_buf);
+ tr_debug( "tidc_fwd_request: Sending TID request\n");
/* Send the request over the connection */
- if (err = gsscon_write_encrypted_token (tid_req->conn, tid_req->gssctx, req_buf,
- strlen(req_buf))) {
- tr_err( "tidc_fwd_request: Error sending request over connection.\n");
+ resp_msg = tr_gssc_exchange_msgs(tmp_ctx, tidc->gssc, msg);
+ if (resp_msg == NULL)
goto error;
- }
-
- /* TBD -- queue request on instance, read resps in separate thread */
-
- /* Read the response from the connection */
- /* TBD -- timeout? */
- if (err = gsscon_read_encrypted_token(tid_req->conn, tid_req->gssctx, &resp_buf, &resp_buflen)) {
- if (resp_buf)
- free(resp_buf);
- goto error;
- }
-
- tr_debug( "tidc_fwd_request: Response Received (%u bytes).\n", (unsigned) resp_buflen);
- tr_debug( "%s\n", resp_buf);
-
- if (NULL == (resp_msg = tr_msg_decode(resp_buf, resp_buflen))) {
- tr_err( "tidc_fwd_request: Error decoding response.\n");
- goto error;
- }
/* TBD -- Check if this is actually a valid response */
- if (TID_RESPONSE != tr_msg_get_msg_type(resp_msg)) {
+ tid_resp = tr_msg_get_resp(resp_msg);
+ if (tid_resp == NULL) {
tr_err( "tidc_fwd_request: Error, no response in the response!\n");
goto error;
}
+ /* Check whether the request IDs matched and warn if not. Do nothing if we don't get
+ * an ID on the return - it is not mandatory to preserve that field. */
+ if (tid_req->request_id) {
+ if ((tid_resp->request_id)
+ && (tr_name_cmp(tid_resp->request_id, tid_req->request_id) != 0)) {
+ /* Requests present but do not match */
+ tr_warning("tidc_fwd_request: Sent request ID %.*s, received response for %.*s",
+ tid_req->request_id->len, tid_req->request_id->buf,
+ tid_resp->request_id->len, tid_resp->request_id->buf);
+ }
+ } else if (tid_resp->request_id) {
+ tr_warning("tidc_fwd_request: Sent request without ID, received response for %.*s",
+ tid_resp->request_id->len, tid_resp->request_id->buf);
+ }
+
if (resp_handler) {
/* Call the caller's response function. It must copy any data it needs before returning. */
tr_debug("tidc_fwd_request: calling response callback function.");
error:
rc = -1;
cleanup:
- if (msg)
- talloc_free(msg);
- if (req_buf)
- free(req_buf);
- if (resp_buf)
- free(resp_buf);
- if (resp_msg)
- tr_msg_free_decoded(resp_msg);
+ talloc_free(tmp_ctx);
return rc;
}
DH * tidc_get_dh(TIDC_INSTANCE *inst)
{
- return inst->client_dh;
+ return tr_gssc_get_dh(inst->gssc);
}
DH *tidc_set_dh(TIDC_INSTANCE *inst, DH *dh)
{
- inst->client_dh = dh;
- return dh;
+ return tr_gssc_set_dh(inst->gssc, dh);
}
*
*/
- #include <assert.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <stdio.h>
- #include <errno.h>
#include <sys/socket.h>
#include <sys/wait.h>
- #include <netinet/in.h>
#include <jansson.h>
#include <talloc.h>
#include <poll.h>
#include <gsscon.h>
#include <tr_debug.h>
#include <tr_msg.h>
+ #include <tr_socket.h>
+ #include <tr_gss.h>
+ #include <tr_event.h>
- static TID_RESP *tids_create_response (TIDS_INSTANCE *tids, TID_REQ *req)
+ /**
+ * Create a response with minimal fields filled in
+ *
+ * @param mem_ctx talloc context for the return value
+ * @param req request to respond to
+ * @return new response structure allocated in the mem_ctx context
+ */
+ static TID_RESP *tids_create_response(TALLOC_CTX *mem_ctx, TID_REQ *req)
{
TID_RESP *resp=NULL;
int success=0;
- if (NULL == (resp = tid_resp_new(req))) {
+ if (NULL == (resp = tid_resp_new(mem_ctx))) {
tr_crit("tids_create_response: Error allocating response structure.");
return NULL;
}
goto cleanup;
}
}
+ if (req->request_id) {
+ if (NULL == (resp->request_id = tr_dup_name(req->request_id))) {
+ tr_crit("tids_create_response: Error allocating fields in response.");
+ goto cleanup;
+ }
+ }
success=1;
return resp;
}
- static int tids_listen(TIDS_INSTANCE *tids, int port, int *fd_out, size_t max_fd)
- {
- int rc = 0;
- int conn = -1;
- int optval = 1;
- struct addrinfo *ai=NULL;
- struct addrinfo *ai_head=NULL;
- struct addrinfo hints={.ai_flags=AI_PASSIVE,
- .ai_family=AF_UNSPEC,
- .ai_socktype=SOCK_STREAM,
- .ai_protocol=IPPROTO_TCP};
- char *port_str=NULL;
- size_t n_opened=0;
-
- tr_debug("tids_listen: started!");
- port_str=talloc_asprintf(NULL, "%d", port);
- if (port_str==NULL) {
- tr_debug("tids_listen: unable to allocate port.");
- return -1;
- }
-
- tr_debug("getaddrinfo()=%d", getaddrinfo(NULL, port_str, &hints, &ai_head));
- talloc_free(port_str);
- tr_debug("tids_listen: got address info");
-
- /* TODO: listen on all ports */
- for (ai=ai_head,n_opened=0; (ai!=NULL)&&(n_opened<max_fd); ai=ai->ai_next) {
- if (0 > (conn = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol))) {
- tr_debug("tids_listen: unable to open socket.");
- continue;
- }
-
- optval=1;
- if (0!=setsockopt(conn, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval)))
- tr_debug("tids_listen: unable to set SO_REUSEADDR."); /* not fatal? */
-
- if (ai->ai_family==AF_INET6) {
- /* don't allow IPv4-mapped IPv6 addresses (per RFC4942, not sure
- * if still relevant) */
- if (0!=setsockopt(conn, IPPROTO_IPV6, IPV6_V6ONLY, &optval, sizeof(optval))) {
- tr_debug("tids_listen: unable to set IPV6_V6ONLY. Skipping interface.");
- close(conn);
- continue;
- }
- }
-
- rc=bind(conn, ai->ai_addr, ai->ai_addrlen);
- if (rc<0) {
- tr_debug("tids_listen: unable to bind to socket.");
- close(conn);
- continue;
- }
-
- if (0>listen(conn, 512)) {
- tr_debug("tids_listen: unable to listen on bound socket.");
- close(conn);
- continue;
- }
-
- /* ok, this one worked. Save it */
- fd_out[n_opened++]=conn;
- }
- freeaddrinfo(ai_head);
-
- if (n_opened==0) {
- tr_debug("tids_listen: no addresses available for listening.");
- return -1;
- }
-
- tr_debug("tids_listen: TRP Server listening on port %d on %d socket%s",
- port,
- n_opened,
- (n_opened==1)?"":"s");
-
- return n_opened;
- }
-
- /* returns EACCES if authorization is denied */
- static int tids_auth_cb(gss_name_t clientName, gss_buffer_t displayName,
- void *data)
- {
- struct tids_instance *inst = (struct tids_instance *) data;
- TR_NAME name ={(char *) displayName->value,
- displayName->length};
- int result=0;
-
- if (0!=inst->auth_handler(clientName, &name, inst->cookie)) {
- tr_debug("tids_auth_cb: client '%.*s' denied authorization.", name.len, name.buf);
- result=EACCES; /* denied */
- }
-
- return result;
- }
-
- /* returns 0 on authorization success, 1 on failure, or -1 in case of error */
- static int tids_auth_connection (TIDS_INSTANCE *inst,
- int conn,
- gss_ctx_id_t *gssctx)
- {
- int rc = 0;
- int auth, autherr = 0;
- gss_buffer_desc nameBuffer = {0, NULL};
- char *name = 0;
- int nameLen = 0;
-
- nameLen = asprintf(&name, "trustidentity@%s", inst->hostname);
- nameBuffer.length = nameLen;
- nameBuffer.value = name;
-
- if (rc = gsscon_passive_authenticate(conn, nameBuffer, gssctx, tids_auth_cb, inst)) {
- tr_debug("tids_auth_connection: Error from gsscon_passive_authenticate(), rc = %d.", rc);
- free(name);
- return -1;
- }
- free(name);
- nameBuffer.value=NULL; nameBuffer.length=0;
-
- if (rc = gsscon_authorize(*gssctx, &auth, &autherr)) {
- tr_debug("tids_auth_connection: Error from gsscon_authorize, rc = %d, autherr = %d.",
- rc, autherr);
- return -1;
- }
-
- if (auth)
- tr_debug("tids_auth_connection: Connection authenticated, conn = %d.", conn);
- else
- tr_debug("tids_auth_connection: Authentication failed, conn %d.", conn);
-
- return !auth;
- }
-
- static int tids_read_request (TIDS_INSTANCE *tids, int conn, gss_ctx_id_t *gssctx, TR_MSG **mreq)
- {
- int err;
- char *buf;
- size_t buflen = 0;
-
- if (err = gsscon_read_encrypted_token(conn, *gssctx, &buf, &buflen)) {
- if (buf)
- free(buf);
- return -1;
- }
-
- tr_debug("tids_read_request():Request Received, %u bytes.", (unsigned) buflen);
-
- /* Parse request */
- if (NULL == ((*mreq) = tr_msg_decode(buf, buflen))) {
- tr_debug("tids_read_request():Error decoding request.");
- free (buf);
- return -1;
- }
-
- /* If this isn't a TID Request, just drop it. */
- if (TID_REQUEST != (*mreq)->msg_type) {
- tr_debug("tids_read_request(): Not a TID Request, dropped.");
- return -1;
- }
-
- free (buf);
- return buflen;
- }
-
- static int tids_handle_request (TIDS_INSTANCE *tids, TR_MSG *mreq, TID_RESP *resp)
+ static int tids_handle_request(TIDS_INSTANCE *tids, TID_REQ *req, TID_RESP *resp)
{
int rc=-1;
/* Check that this is a valid TID Request. If not, send an error return. */
- if ((!tr_msg_get_req(mreq)) ||
- (!tr_msg_get_req(mreq)->rp_realm) ||
- (!tr_msg_get_req(mreq)->realm) ||
- (!tr_msg_get_req(mreq)->comm)) {
+ if ((!req) ||
+ (!(req->rp_realm)) ||
+ (!(req->realm)) ||
+ (!(req->comm))) {
tr_notice("tids_handle_request(): Not a valid TID Request.");
- resp->result = TID_ERROR;
- resp->err_msg = tr_new_name("Bad request format");
+ tid_resp_set_result(resp, TID_ERROR);
+ tid_resp_set_err_msg(resp, tr_new_name("Bad request format"));
return -1;
}
tr_debug("tids_handle_request: adding self to req path.");
- tid_req_add_path(tr_msg_get_req(mreq), tids->hostname, tids->tids_port);
+ tid_req_add_path(req, tids->hostname, tids->tids_port);
/* Call the caller's request handler */
/* TBD -- Handle different error returns/msgs */
- if (0 > (rc = (*tids->req_handler)(tids, tr_msg_get_req(mreq), resp, tids->cookie))) {
+ if (0 > (rc = (*tids->req_handler)(tids, req, resp, tids->cookie))) {
/* set-up an error response */
tr_debug("tids_handle_request: req_handler returned error.");
- resp->result = TID_ERROR;
- if (!resp->err_msg) /* Use msg set by handler, if any */
- resp->err_msg = tr_new_name("Internal processing error");
- }
- else {
+ tid_resp_set_result(resp, TID_ERROR);
+ if (!tid_resp_get_err_msg(resp)) /* Use msg set by handler, if any */
+ tid_resp_set_err_msg(resp, tr_new_name("Internal processing error"));
+ } else {
/* set-up a success response */
tr_debug("tids_handle_request: req_handler returned success.");
- resp->result = TID_SUCCESS;
+ tid_resp_set_result(resp, TID_SUCCESS);
resp->err_msg = NULL; /* No error msg on successful return */
}
return rc;
}
+ /**
+ * Produces a JSON-encoded msg containing the TID response
+ *
+ * @param mem_ctx talloc context for the return value
+ * @param resp outgoing response
+ * @return JSON-encoded message containing the TID response
+ */
+ static char *tids_encode_response(TALLOC_CTX *mem_ctx, TID_RESP *resp)
+ {
+ TR_MSG mresp;
+ char *resp_buf = NULL;
+
+ /* Construct the response message */
+ mresp.msg_type = TID_RESPONSE;
+ tr_msg_set_resp(&mresp, resp);
+
+ /* Encode the message to JSON */
+ resp_buf = tr_msg_encode(mem_ctx, &mresp);
+ if (resp_buf == NULL) {
+ tr_err("tids_encode_response: Error encoding json response.");
+ return NULL;
+ }
+ tr_debug("tids_encode_response: Encoded response: %s", resp_buf);
+
+ /* Success */
+ return resp_buf;
+ }
+
+ /**
+ * Encode/send an error response
+ *
+ * Part of the public interface
+ *
+ * @param tids
+ * @param req
+ * @param err_msg
+ * @return
+ */
int tids_send_err_response (TIDS_INSTANCE *tids, TID_REQ *req, const char *err_msg) {
TID_RESP *resp = NULL;
int rc = 0;
+ if ((!tids) || (!req) || (!err_msg)) {
+ tr_debug("tids_send_err_response: Invalid parameters.");
+ return -1;
+ }
+
/* If we already sent a response, don't send another no matter what. */
if (req->resp_sent)
return 0;
- if (NULL == (resp = tids_create_response(tids, req))) {
+ if (NULL == (resp = tids_create_response(req, req))) {
tr_crit("tids_send_err_response: Can't create response.");
return -1;
}
-
+
/* mark this as an error response, and include the error message */
resp->result = TID_ERROR;
resp->err_msg = tr_new_name((char *)err_msg);
resp->error_path = req->path;
rc = tids_send_response(tids, req, resp);
-
+
tid_resp_free(resp);
return rc;
}
+ /**
+ * Encode/send a response
+ *
+ * Part of the public interface
+ *
+ * @param tids not actually used, but kept for ABI compatibility
+ * @param req
+ * @param resp
+ * @return
+ */
int tids_send_response (TIDS_INSTANCE *tids, TID_REQ *req, TID_RESP *resp)
{
int err;
- TR_MSG mresp;
char *resp_buf;
- if ((!tids) || (!req) || (!resp))
+ if ((!tids) || (!req) || (!resp)) {
tr_debug("tids_send_response: Invalid parameters.");
+ return -1;
+ }
/* Never send a second response if we already sent one. */
if (req->resp_sent)
return 0;
- mresp.msg_type = TID_RESPONSE;
- tr_msg_set_resp(&mresp, resp);
-
- if (NULL == (resp_buf = tr_msg_encode(&mresp))) {
-
+ resp_buf = tids_encode_response(NULL, NULL);
+ if (resp_buf == NULL) {
tr_err("tids_send_response: Error encoding json response.");
tr_audit_req(req);
-
return -1;
}
tr_audit_resp(resp);
/* Send the response over the connection */
- if (err = gsscon_write_encrypted_token (req->conn, req->gssctx, resp_buf,
- strlen(resp_buf) + 1)) {
+ err = gsscon_write_encrypted_token (req->conn, req->gssctx, resp_buf,
+ strlen(resp_buf) + 1);
+ if (err) {
tr_notice("tids_send_response: Error sending response over connection.");
-
tr_audit_req(req);
-
return -1;
}
return 0;
}
- static void tids_handle_connection (TIDS_INSTANCE *tids, int conn)
+ /**
+ * Callback to process a request and produce a response
+ *
+ * @param req_str JSON-encoded request
+ * @param data pointer to a TIDS_INSTANCE
+ * @return pointer to the response string or null to send no response
+ */
+ static TR_MSG *tids_req_cb(TALLOC_CTX *mem_ctx, TR_MSG *mreq, void *data)
{
- TR_MSG *mreq = NULL;
+ TALLOC_CTX *tmp_ctx = talloc_new(NULL);
+ TIDS_INSTANCE *tids = talloc_get_type_abort(data, TIDS_INSTANCE);
+ TID_REQ *req = NULL;
TID_RESP *resp = NULL;
+ TR_MSG *resp_msg = NULL; /* this is the return value */
int rc = 0;
- gss_ctx_id_t gssctx = GSS_C_NO_CONTEXT;
- if (tids_auth_connection(tids, conn, &gssctx)) {
- tr_notice("tids_handle_connection: Error authorizing TID Server connection.");
- close(conn);
- return;
+ /* If this isn't a TID Request, just drop it. */
+ if (mreq->msg_type != TID_REQUEST) {
+ tr_debug("tids_req_cb: Not a TID request, dropped.");
+ goto cleanup;
}
- tr_debug("tids_handle_connection: Connection authorized!");
+ /* Get a handle on the request itself. Don't free req - it belongs to mreq */
+ req = tr_msg_get_req(mreq);
- while (1) { /* continue until an error breaks us out */
+ /* Allocate a response message */
+ resp_msg = talloc(tmp_ctx, TR_MSG);
+ if (resp_msg == NULL) {
+ /* We cannot create a response message, so all we can really do is emit
+ * an error message and return. */
+ tr_crit("tids_req_cb: Error allocating response message.");
+ goto cleanup;
+ }
- if (0 > (rc = tids_read_request(tids, conn, &gssctx, &mreq))) {
- tr_debug("tids_handle_connection: Error from tids_read_request(), rc = %d.", rc);
- return;
- } else if (0 == rc) {
- continue;
- }
+ /* Allocate a response structure and populate common fields. Put it in the
+ * response message's talloc context. */
+ resp = tids_create_response(resp_msg, req);
+ if (resp == NULL) {
+ /* If we were unable to create a response, we cannot reply. Log an
+ * error if we can, then drop the request. */
+ tr_crit("tids_req_cb: Error creating response structure.");
+ resp_msg = NULL; /* the contents are in tmp_ctx, so they will still be cleaned up */
+ goto cleanup;
+ }
+ /* Now officially assign the response to the message. */
+ tr_msg_set_resp(resp_msg, resp);
+
+ /* Handle the request and fill in resp */
+ rc = tids_handle_request(tids, req, resp);
+ if (rc < 0) {
+ tr_debug("tids_req_cb: Error from tids_handle_request(), rc = %d.", rc);
+ /* Fall through, to send the response, either way */
+ }
- /* Put connection information into the request structure */
- tr_msg_get_req(mreq)->conn = conn;
- tr_msg_get_req(mreq)->gssctx = gssctx;
-
- /* Allocate a response structure and populate common fields */
- if (NULL == (resp = tids_create_response (tids, tr_msg_get_req(mreq)))) {
- tr_crit("tids_handle_connection: Error creating response structure.");
- /* try to send an error */
- tids_send_err_response(tids, tr_msg_get_req(mreq), "Error creating response.");
- tr_msg_free_decoded(mreq);
- return;
- }
+ /* put the response message in the caller's context */
+ talloc_steal(mem_ctx, resp_msg);
- if (0 > (rc = tids_handle_request(tids, mreq, resp))) {
- tr_debug("tids_handle_connection: Error from tids_handle_request(), rc = %d.", rc);
- /* Fall through, to send the response, either way */
- }
+ cleanup:
+ talloc_free(tmp_ctx);
+ return resp_msg;
+ }
- if (0 > (rc = tids_send_response(tids, tr_msg_get_req(mreq), resp))) {
- tr_debug("tids_handle_connection: Error from tids_send_response(), rc = %d.", rc);
- /* if we didn't already send a response, try to send a generic error. */
- if (!tr_msg_get_req(mreq)->resp_sent)
- tids_send_err_response(tids, tr_msg_get_req(mreq), "Error sending response.");
- /* Fall through to free the response, either way. */
+ static int tids_destructor(void *object)
+ {
+ TIDS_INSTANCE *tids = talloc_get_type_abort(object, TIDS_INSTANCE);
+ if (tids->pids)
+ g_array_unref(tids->pids);
+ return 0;
+ }
+
+ TIDS_INSTANCE *tids_new(TALLOC_CTX *mem_ctx)
+ {
+ TIDS_INSTANCE *tids = talloc_zero(mem_ctx, TIDS_INSTANCE);
+ if (tids) {
+ tids->pids = g_array_new(FALSE, FALSE, sizeof(struct tid_process));
+ if (tids->pids == NULL) {
+ talloc_free(tids);
+ return NULL;
}
-
- tr_msg_free_decoded(mreq); /* takes resp with it */
- return;
- }
+ talloc_set_destructor((void *)tids, tids_destructor);
+ }
+ return tids;
}
- TIDS_INSTANCE *tids_create (void)
+ /**
+ * Create a new TIDS instance
+ *
+ * Deprecated: exists for ABI compatibility, but tids_new() should be used instead
+ *
+ */
+ TIDS_INSTANCE *tids_create(void)
{
- return talloc_zero(NULL, TIDS_INSTANCE);
+ return tids_new(NULL);
}
/* Get a listener for tids requests, returns its socket fd. Accept
* connections with tids_accept() */
- int tids_get_listener(TIDS_INSTANCE *tids,
- TIDS_REQ_FUNC *req_handler,
- tids_auth_func *auth_handler,
- const char *hostname,
- unsigned int port,
- void *cookie,
- int *fd_out,
- size_t max_fd)
+ nfds_t tids_get_listener(TIDS_INSTANCE *tids,
+ TIDS_REQ_FUNC *req_handler,
+ tids_auth_func *auth_handler,
+ const char *hostname,
+ unsigned int port,
+ void *cookie,
+ int *fd_out,
+ size_t max_fd)
{
- size_t n_fd=0;
- size_t ii=0;
+ nfds_t n_fd = 0;
+ nfds_t ii = 0;
tids->tids_port = port;
- n_fd=tids_listen(tids, port, fd_out, max_fd);
- if (n_fd<=0)
+ n_fd = tr_sock_listen_all(port, fd_out, max_fd);
+
+ if (n_fd == 0)
tr_err("tids_get_listener: Error opening port %d");
else {
/* opening port succeeded */
close(fd_out[ii]);
fd_out[ii]=-1;
}
- n_fd=0;
+ n_fd = 0;
break;
}
}
}
- if (n_fd>0) {
+ if (n_fd > 0) {
/* store the caller's request handler & cookie */
tids->req_handler = req_handler;
tids->auth_handler = auth_handler;
tids->cookie = cookie;
}
- return n_fd;
+ return (int)n_fd;
}
/* Accept and process a connection on a port opened with tids_get_listener() */
{
int conn=-1;
int pid=-1;
+ int pipe_fd[2];
+ struct tid_process tp = {0};
if (0 > (conn = accept(listen, NULL, NULL))) {
perror("Error from TIDS Server accept()");
return 1;
}
+ if (0 > pipe(pipe_fd)) {
+ perror("Error on pipe()");
+ return 1;
+ }
+ /* pipe_fd[0] is for reading, pipe_fd[1] is for writing */
+
if (0 > (pid = fork())) {
perror("Error on fork()");
return 1;
}
if (pid == 0) {
+ close(pipe_fd[0]); /* child only writes */
close(listen);
- tids_handle_connection(tids, conn);
+ tr_gss_handle_connection(conn,
+ "trustidentity", tids->hostname, /* acceptor name */
+ tids->auth_handler, tids->cookie, /* auth callback and cookie */
+ tids_req_cb, tids /* req callback and cookie */
+ );
+ if (write(pipe_fd[1], "OK\0", 3) < 0)
+ tr_crit("tids_accept: child process unable to write to pipe");
+ close(pipe_fd[1]);
close(conn);
exit(0); /* exit to kill forked child process */
- } else {
- close(conn);
}
- /* clean up any processes that have completed (TBD: move to main loop?) */
- while (waitpid(-1, 0, WNOHANG) > 0);
+ /* Only the parent process gets here */
+ close(pipe_fd[1]); /* parent only listens */
+ close(conn); /* connection belongs to the child */
+ tp.pid = pid;
+ tp.read_fd = pipe_fd[0];
+ g_array_append_val(tids->pids, tp); /* remember the PID of our child process */
+ /* clean up any processes that have completed */
+ tids_sweep_procs(tids);
return 0;
}
+ /**
+ * Clean up any finished TID request processes
+ *
+ * This is called by the main process after forking each TID request. If you want to be
+ * sure finished processes are cleaned up promptly even during a lull in TID requests,
+ * this can be called from the main thread of the main process. It is not thread-safe,
+ * so should not be used from sub-threads. It should not be called by child processes -
+ * this would probably be harmless but ineffective.
+ *
+ * @param tids
+ */
+ void tids_sweep_procs(TIDS_INSTANCE *tids)
+ {
+ guint ii;
+ struct tid_process tp = {0};
+ char result[10] = {0};
+ ssize_t result_len;
+ int status;
+ int wait_rc;
+
+ /* loop backwards over the array so we can remove elements as we go */
+ for (ii=tids->pids->len; ii > 0; ii--) {
+ /* ii-1 is the current index - get our own copy, we may destroy the list's copy */
+ tp = g_array_index(tids->pids, struct tid_process, ii-1);
+
+ wait_rc = waitpid(tp.pid, &status, WNOHANG);
+ if (wait_rc == 0)
+ continue; /* process still running */
+
+ if (wait_rc < 0) {
+ /* invalid options will probably keep being invalid, report that condition */
+ if(errno == EINVAL)
+ tr_crit("tids_sweep_procs: waitpid called with invalid options");
+
+ /* If we got ECHILD, that means the PID was invalid; we'll assume the process was
+ * terminated and we missed it. For all other errors, move on
+ * to the next PID to check. */
+ if (errno != ECHILD)
+ continue;
+
+ tr_warning("tid_sweep_procs: TID process %d disappeared", tp.pid);
+ }
+
+ /* remove the item (we still have a copy of the data) */
+ g_array_remove_index_fast(tids->pids, ii-1); /* disturbs only indices >= ii-1 which we've already handled */
+
+ /* Report exit status unless we got ECHILD above or somehow waitpid returned the wrong pid */
+ if (wait_rc == tp.pid) {
+ if (WIFEXITED(status)) {
+ tr_debug("tids_sweep_procs: TID process %d exited with status %d.", tp.pid, WTERMSIG(status));
+ } else if (WIFSIGNALED(status)) {
+ tr_debug("tids_sweep_procs: TID process %d terminated by signal %d.", tp.pid, WTERMSIG(status));
+ }
+ } else if (wait_rc > 0) {
+ tr_err("tids_sweep_procs: waitpid returned pid %d, expected %d", wait_rc, tp.pid);
+ }
+
+ /* read the pipe - if the TID request worked, it will have written status before terminating */
+ result_len = read(tp.read_fd, result, sizeof(result)/sizeof(result[0]));
+ close(tp.read_fd);
+
+ if ((result_len > 0) && (strcmp(result, "OK") == 0)) {
+ tids->req_count++;
+ tr_debug("tids_sweep_procs: TID process %d succeeded", tp.pid);
+ } else {
+ tids->error_count++;
+ tr_debug("tids_sweep_procs: TID process %d failed", tp.pid);
+ }
+ }
+ }
+
/* Process tids requests forever. Should not return except on error. */
- #define MAX_SOCKETS 10
- int tids_start (TIDS_INSTANCE *tids,
+ int tids_start (TIDS_INSTANCE *tids,
TIDS_REQ_FUNC *req_handler,
tids_auth_func *auth_handler,
const char *hostname,
unsigned int port,
void *cookie)
{
- int fd[MAX_SOCKETS]={0};
- size_t n_fd=0;
- struct pollfd poll_fd[MAX_SOCKETS]={{0}};
+ int fd[TR_MAX_SOCKETS]={0};
+ nfds_t n_fd=0;
+ struct pollfd poll_fd[TR_MAX_SOCKETS]={{0}};
int ii=0;
- n_fd=tids_get_listener(tids, req_handler, auth_handler, hostname, port, cookie, fd, MAX_SOCKETS);
+ n_fd = tids_get_listener(tids, req_handler, auth_handler, hostname, port, cookie, fd, TR_MAX_SOCKETS);
if (n_fd <= 0) {
perror ("Error from tids_listen()");
return 1;
return 1; /* should never get here, loops "forever" */
}
- #undef MAX_SOCKETS
void tids_destroy (TIDS_INSTANCE *tids)
{
#include <tr_comm.h>
#include <tr_idp.h>
#include <tr_rp.h>
+ #include <tr_rp_client.h>
#include <tr_event.h>
#include <tr_debug.h>
#include <gsscon.h>
+ #include <trp_route.h>
#include <trp_internal.h>
#include <tr_config.h>
#include <tr_mq.h>
#include <tr_util.h>
#include <tr_tid.h>
+ #include <tr_comm.h>
/* Structure to hold data for the tid response callback */
typedef struct tr_resp_cookie {
}
/* cookie->resp should now contain our copy of the response */
success=1;
- tr_debug("tr_tids_req_fwd_thread: thread %d received response.");
+ tr_debug("tr_tids_req_fwd_thread: thread %d received response.", cookie->thread_id);
cleanup:
/* Notify parent thread of the response, if it's still listening. */
if ((r1->result!=TID_SUCCESS) || (r2->result!=TID_SUCCESS))
return TID_ERROR;
- if ((0!=tr_name_cmp(r1->rp_realm, r2->rp_realm)) ||
- (0!=tr_name_cmp(r1->realm, r2->realm)) ||
- (0!=tr_name_cmp(r1->comm, r2->comm)))
- return TID_ERROR;
+ if ((0 == tr_name_cmp(r1->rp_realm, r2->rp_realm))
+ && (0 == tr_name_cmp(r1->realm, r2->realm))
+ && ( (0 == tr_name_cmp(r1->comm, r2->comm))
+ || (0 == tr_name_cmp(r1->comm, r2->orig_coi))
+ || (0 == tr_name_cmp(r1->orig_coi, r2->comm)))) {
+
+ tid_srvr_blk_add(r1->servers, tid_srvr_blk_dup(r1, r2->servers));
+ return TID_SUCCESS;
+ }
- tid_srvr_blk_add(r1->servers, tid_srvr_blk_dup(r1, r2->servers));
- return TID_SUCCESS;
+ return TID_ERROR;
}
+ enum map_coi_result {
+ MAP_COI_SUCCESS = 0,
+ MAP_COI_MAP_NOT_REQUIRED,
+ MAP_COI_ALREADY_MAPPED,
+ MAP_COI_NO_APC,
+ MAP_COI_INVALID_APC,
+ MAP_COI_UNKNOWN_COMM,
+ MAP_COI_ERROR
+ };
+
+ static enum map_coi_result map_coi(TR_COMM_TABLE *ctable, TID_REQ *req)
+ {
+ TR_COMM *orig_comm;
+ TR_NAME *apc_name;
+ TR_COMM *apc;
+ TR_APC *apcs;
+
+ if (tid_req_get_orig_coi(req) != NULL)
+ return MAP_COI_ALREADY_MAPPED;
+
+ /* look up the community */
+ orig_comm = tr_comm_table_find_comm(ctable, tid_req_get_comm(req));
+ if (orig_comm == NULL)
+ return MAP_COI_UNKNOWN_COMM;
+
+ if (tr_comm_get_type(orig_comm) == TR_COMM_APC)
+ return MAP_COI_MAP_NOT_REQUIRED; /* it was already an APC, no mapping to do */
+
+ /* use first (only) APC. These are just APC names */
+ apcs = tr_comm_get_apcs(orig_comm);
+ if ((!apcs) || (!tr_apc_get_id(apcs)))
+ return MAP_COI_NO_APC;
+
+ /* get our own copy of the APC name */
+ apc_name = tr_dup_name(tr_apc_get_id(apcs));
+ if (apc_name == NULL) {
+ tr_err("map_coi: Error allocating apc_name");
+ return MAP_COI_ERROR;
+ }
+
+ /* Check that the APC is configured */
+ apc = tr_comm_table_find_comm(ctable, apc_name);
+ if (apc == NULL) {
+ tr_free_name(apc_name);
+ return MAP_COI_INVALID_APC;
+ }
+
+ tid_req_set_orig_coi(req, tid_req_get_comm(req)); /* was null, so no need to free anything */
+ tid_req_set_comm(req, apc_name); /* original contents will be freed via orig_coi */
+
+ return MAP_COI_SUCCESS; /* successfully mapped */
+ }
+
+ /**
+ * Process a TID request
+ *
+ * Return value of -1 means to send a TID_ERROR response. Fill in resp->err_msg or it will
+ * be returned as a generic error.
+ *
+ * @param tids
+ * @param orig_req
+ * @param resp
+ * @param cookie_in
+ * @return
+ */
static int tr_tids_req_handler(TIDS_INSTANCE *tids,
TID_REQ *orig_req,
TID_RESP *resp,
TID_RESP *aaa_resp[TR_TID_MAX_AAA_SERVERS]={NULL};
TR_RP_CLIENT *rp_client=NULL;
TR_RP_CLIENT_ITER *rpc_iter=NULL;
- TR_NAME *apc = NULL;
TID_REQ *fwd_req = NULL;
TR_COMM *cfg_comm = NULL;
TR_COMM *cfg_apc = NULL;
goto cleanup;
}
- tr_debug("tr_tids_req_handler: Request received (conn = %d)! Realm = %s, Comm = %s", orig_req->conn,
+ tr_debug("tr_tids_req_handler: Request received (conn = %d)! Realm = %s, Comm = %s", orig_req->conn,
orig_req->realm->buf, orig_req->comm->buf);
+ if (orig_req->request_id)
+ tr_debug("tr_tids_req_handler: TID request ID: %.*s", orig_req->request_id->len, orig_req->request_id->buf);
+ else
+ tr_debug("tr_tids_req_handler: TID request ID: none");
+
+ tids->req_count++;
/* Duplicate the request, so we can modify and forward it */
if (NULL == (fwd_req=tid_dup_req(orig_req))) {
tr_debug("tr_tids_req_handler: Unable to duplicate request.");
- retval=-1;
+ retval=-1; /* response will be a generic internal error */
goto cleanup;
}
talloc_steal(tmp_ctx, fwd_req);
+ /* cfg_comm is now the community (APC or CoI) of the incoming request */
if (NULL == (cfg_comm=tr_comm_table_find_comm(cfg_mgr->active->ctable, orig_req->comm))) {
tr_notice("tr_tids_req_hander: Request for unknown comm: %s.", orig_req->comm->buf);
- tids_send_err_response(tids, orig_req, "Unknown community");
+ tid_resp_set_err_msg(resp, tr_new_name("Unknown community"));
retval=-1;
goto cleanup;
}
if (!tids->gss_name) {
tr_notice("tr_tids_req_handler: No GSS name for incoming request.");
- tids_send_err_response(tids, orig_req, "No GSS name for request");
+ tid_resp_set_err_msg(resp, tr_new_name("No GSS name for request"));
retval=-1;
goto cleanup;
}
target=tr_filter_target_tid_req(tmp_ctx, orig_req);
if (target==NULL) {
tr_crit("tid_req_handler: Unable to allocate filter target, cannot apply filter!");
- tids_send_err_response(tids, orig_req, "Incoming TID request filter error");
+ tid_resp_set_err_msg(resp, tr_new_name("Incoming TID request filter error"));
retval=-1;
goto cleanup;
}
/* We get here whether or not a filter matched. If tr_filter_apply() doesn't match, it returns
* a default action of reject, so we don't have to check why we exited the loop. */
if (oaction != TR_FILTER_ACTION_ACCEPT) {
- tr_notice("tr_tids_req_handler: Incoming TID request rejected by filter for GSS name", orig_req->rp_realm->buf);
- tids_send_err_response(tids, orig_req, "Incoming TID request filter error");
+ tr_notice("tr_tids_req_handler: Incoming TID request rejected by RP client filter for GSS name %.*s",
+ tids->gss_name->len, tids->gss_name->buf);
+ tid_resp_set_err_msg(resp, tr_new_name("Incoming TID request filter error"));
retval = -1;
goto cleanup;
}
/* Check that the rp_realm is a member of the community in the request */
if (NULL == tr_comm_find_rp(cfg_mgr->active->ctable, cfg_comm, orig_req->rp_realm)) {
- tr_notice("tr_tids_req_handler: RP Realm (%s) not member of community (%s).", orig_req->rp_realm->buf, orig_req->comm->buf);
- tids_send_err_response(tids, orig_req, "RP COI membership error");
+ tr_notice("tr_tids_req_handler: RP Realm (%s) not member of community (%s).",
+ orig_req->rp_realm->buf, orig_req->comm->buf);
+ tid_resp_set_err_msg(resp, tr_new_name("RP community membership error"));
retval=-1;
goto cleanup;
}
- /* Map the comm in the request from a COI to an APC, if needed */
- if (TR_COMM_COI == cfg_comm->type) {
- if (orig_req->orig_coi!=NULL) {
- tr_notice("tr_tids_req_handler: community %s is COI but COI to APC mapping already occurred. Dropping request.",
- orig_req->comm->buf);
- tids_send_err_response(tids, orig_req, "Second COI to APC mapping would result, permitted only once.");
- retval=-1;
- goto cleanup;
- }
-
- tr_debug("tr_tids_req_handler: Community was a COI, switching.");
- /* TBD -- In theory there can be more than one? How would that work? */
- if ((!cfg_comm->apcs) || (!cfg_comm->apcs->id)) {
- tr_notice("No valid APC for COI %s.", orig_req->comm->buf);
- tids_send_err_response(tids, orig_req, "No valid APC for community");
- retval=-1;
+ switch(map_coi(cfg_mgr->active->ctable, fwd_req)) {
+ case MAP_COI_MAP_NOT_REQUIRED:
+ cfg_apc = cfg_comm;
+ break;
+
+ case MAP_COI_SUCCESS:
+ cfg_apc = tr_comm_table_find_comm(cfg_mgr->active->ctable, tid_req_get_comm(fwd_req));
+ tr_debug("tr_tids_req_handler: Community %.*s is a COI, mapping to APC %.*s.",
+ tid_req_get_orig_coi(fwd_req)->len, tid_req_get_orig_coi(fwd_req)->buf,
+ tr_comm_get_id(cfg_apc)->len, tr_comm_get_id(cfg_apc)->buf);
+ break;
+
+ case MAP_COI_ALREADY_MAPPED:
+ tr_notice("tr_tids_req_handler: community %.*s is COI but COI to APC mapping already occurred. Dropping request.",
+ tid_req_get_comm(orig_req)->len, tid_req_get_comm(orig_req)->buf);
+ tid_resp_set_err_msg(resp, tr_new_name("Second COI to APC mapping would result, permitted only once."));
+ retval = -1;
goto cleanup;
- }
- apc = tr_dup_name(cfg_comm->apcs->id);
- /* Check that the APC is configured */
- if (NULL == (cfg_apc = tr_comm_table_find_comm(cfg_mgr->active->ctable, apc))) {
- tr_notice("tr_tids_req_hander: Request for unknown comm: %s.", apc->buf);
- tids_send_err_response(tids, orig_req, "Unknown APC");
- retval=-1;
+ case MAP_COI_NO_APC:
+ tr_notice("No valid APC for COI %.*s.",
+ tid_req_get_comm(orig_req)->len, tid_req_get_comm(orig_req)->buf);
+ tid_resp_set_err_msg(resp, tr_new_name("No valid APC for community"));
+ retval = -1;
goto cleanup;
- }
- fwd_req->comm = apc;
- fwd_req->orig_coi = orig_req->comm;
+ case MAP_COI_INVALID_APC:
+ tr_notice("tr_tids_req_hander: Request for unknown APC.");
+ tid_resp_set_err_msg(resp, tr_new_name("Unknown APC"));
+ retval = -1;
+ goto cleanup;
- /* Check that rp_realm is a member of this APC */
- if (NULL == (tr_comm_find_rp(cfg_mgr->active->ctable, cfg_apc, orig_req->rp_realm))) {
- tr_notice("tr_tids_req_hander: RP Realm (%s) not member of community (%s).", orig_req->rp_realm->buf, orig_req->comm->buf);
- tids_send_err_response(tids, orig_req, "RP APC membership error");
- retval=-1;
+ default:
+ tr_notice("tr_tids_req_hander: Unexpected error mapping COI to APC.");
+ retval = -1;
goto cleanup;
- }
}
- /* Look up the route for this community/realm. */
+ /* cfg_comm is now the original community, and cfg_apc is the APC it belongs to. These
+ * may both be the same. If not, check that rp_realm is a member of the mapped APC */
+ if ((cfg_apc != cfg_comm)
+ && (NULL == tr_comm_find_rp(cfg_mgr->active->ctable,
+ cfg_apc,
+ tid_req_get_rp_realm(fwd_req)))) {
+ tr_notice("tr_tids_req_hander: RP Realm (%.*s) not member of mapped APC (%.*s).",
+ tid_req_get_rp_realm(fwd_req)->len, tid_req_get_rp_realm(fwd_req)->buf,
+ tr_comm_get_id(cfg_apc)->len, tr_comm_get_id(cfg_apc)->buf);
+ tid_resp_set_err_msg(resp, tr_new_name("RP community membership error"));
+ retval=-1;
+ goto cleanup;
+ }
+
+ /* Look up the route for forwarding request's community/realm. */
tr_debug("tr_tids_req_handler: looking up route.");
- route=trps_get_selected_route(trps, orig_req->comm, orig_req->realm);
+ route=trps_get_selected_route(trps, fwd_req->comm, fwd_req->realm);
if (route==NULL) {
/* No route. Use default AAA servers if we have them. */
- tr_debug("tr_tids_req_handler: No route for realm %s, defaulting.", orig_req->realm->buf);
+ tr_debug("tr_tids_req_handler: No route for realm %s, defaulting.", fwd_req->realm->buf);
if (NULL == (aaa_servers = tr_default_server_lookup(cfg_mgr->active->default_servers,
- orig_req->comm))) {
+ fwd_req->comm))) {
tr_notice("tr_tids_req_handler: No default AAA servers, discarded.");
- tids_send_err_response(tids, orig_req, "No path to AAA Server(s) for realm");
+ tid_resp_set_err_msg(resp, tr_new_name("No path to AAA Server(s) for realm"));
retval = -1;
goto cleanup;
}
idp_shared = 0;
} else {
- /* Found a route. Determine the AAA servers or next hop address. */
+ /* Found a route. Determine the AAA servers or next hop address for the request we are forwarding. */
tr_debug("tr_tids_req_handler: found route.");
if (trp_route_is_local(route)) {
tr_debug("tr_tids_req_handler: route is local.");
aaa_servers = tr_idp_aaa_server_lookup(cfg_mgr->active->ctable->idp_realms,
- orig_req->realm,
- orig_req->comm,
+ fwd_req->realm,
+ fwd_req->comm,
&idp_shared);
} else {
tr_debug("tr_tids_req_handler: route not local.");
idp_shared = 0;
}
- /* Since we aren't defaulting, check idp coi and apc membership */
- if (NULL == (tr_comm_find_idp(cfg_mgr->active->ctable, cfg_comm, fwd_req->realm))) {
- tr_notice("tr_tids_req_handler: IDP Realm (%s) not member of community (%s).", orig_req->realm->buf, orig_req->comm->buf);
- tids_send_err_response(tids, orig_req, "IDP community membership error");
+ /* Since we aren't defaulting, check idp coi and apc membership of the original request */
+ if (NULL == (tr_comm_find_idp(cfg_mgr->active->ctable, cfg_comm, orig_req->realm))) {
+ tr_notice("tr_tids_req_handler: IDP Realm (%s) not member of community (%s).", orig_req->realm->buf, cfg_comm->id->buf);
+ tid_resp_set_err_msg(resp, tr_new_name("IDP community membership error"));
retval=-1;
goto cleanup;
}
- if ( cfg_apc && (NULL == (tr_comm_find_idp(cfg_mgr->active->ctable, cfg_apc, fwd_req->realm)))) {
- tr_notice("tr_tids_req_handler: IDP Realm (%s) not member of APC (%s).", orig_req->realm->buf, orig_req->comm->buf);
- tids_send_err_response(tids, orig_req, "IDP APC membership error");
+ if ( cfg_apc && (NULL == (tr_comm_find_idp(cfg_mgr->active->ctable, cfg_apc, orig_req->realm)))) {
+ tr_notice("tr_tids_req_handler: IDP Realm (%s) not member of APC (%s).", orig_req->realm->buf, cfg_apc->id->buf);
+ tid_resp_set_err_msg(resp, tr_new_name("IDP APC membership error"));
retval=-1;
goto cleanup;
}
}
- /* Make sure we came through with a AAA server. If not, we can't handle the request. */
+ /* Make sure we came through with a AAA server. If not, we can't handle the request.
+ * Report using the original request, not translated values. */
if (NULL == aaa_servers) {
tr_notice("tr_tids_req_handler: no route or AAA server for realm (%s) in community (%s).",
orig_req->realm->buf, orig_req->comm->buf);
- tids_send_err_response(tids, orig_req, "Missing trust route error");
+ tid_resp_set_err_msg(resp, tr_new_name("Missing trust route error"));
retval = -1;
goto cleanup;
}
/* send a TID request to the AAA server(s), and get the answer(s) */
tr_debug("tr_tids_req_handler: sending TID request(s).");
- if (cfg_apc)
- expiration_interval = cfg_apc->expiration_interval;
- else expiration_interval = cfg_comm->expiration_interval;
+ /* Use the smaller of the APC's expiration interval and the expiration interval of the incoming request */
+ expiration_interval = cfg_apc->expiration_interval;
if (fwd_req->expiration_interval)
fwd_req->expiration_interval = (expiration_interval < fwd_req->expiration_interval) ? expiration_interval : fwd_req->expiration_interval;
- else fwd_req->expiration_interval = expiration_interval;
+ else
+ fwd_req->expiration_interval = expiration_interval;
/* Set up message queue for replies from req forwarding threads */
mq=tr_mq_new(tmp_ctx);
}
if (n_responses==0) {
- /* No requests succeeded. Forward an error if we got any error responses. */
+ /* No requests succeeded, so this will be an error */
+ retval = -1;
+
+ /* If we got any error responses, send an arbitrarily chosen one. */
for (ii=0; ii<n_aaa; ii++) {
- if (aaa_resp[ii]!=NULL)
- tids_send_response(tids, orig_req, aaa_resp[ii]);
- else
- tids_send_err_response(tids, orig_req, "Unable to contact AAA server(s).");
+ if (aaa_resp[ii] != NULL) {
+ tid_resp_cpy(resp, aaa_resp[ii]);
+ goto cleanup;
+ }
}
+ /* No error responses at all, so generate our own error. */
+ tid_resp_set_err_msg(resp, tr_new_name("Unable to contact AAA server(s)."));
+ goto cleanup;
}
/* success! */
/* called when a connection to the TIDS port is received */
static void tr_tids_event_cb(int listener, short event, void *arg)
{
- TIDS_INSTANCE *tids = (TIDS_INSTANCE *)arg;
+ TIDS_INSTANCE *tids = talloc_get_type_abort(arg, TIDS_INSTANCE);
if (0==(event & EV_READ))
tr_debug("tr_tids_event_cb: unexpected event on TIDS socket (event=0x%X)", event);
tids_accept(tids, listener);
}
- /* Configure the tids instance and set up its event handler.
+ /* called when it's time to sweep for completed TID child processes */
+ static void tr_tids_sweep_cb(int listener, short event, void *arg)
+ {
+ TIDS_INSTANCE *tids = talloc_get_type_abort(arg, TIDS_INSTANCE);
+
+ if (0==(event & EV_TIMEOUT))
+ tr_debug("tr_tids_event_cb: unexpected event on TID process sweep timer (event=0x%X)", event);
+ else
+ tids_sweep_procs(tids);
+ }
+
+ /* Configure the tids instance and set up its event handlers.
* Returns 0 on success, nonzero on failure. Fills in
* *tids_event (which should be allocated by caller). */
- int tr_tids_event_init(struct event_base *base,
- TIDS_INSTANCE *tids,
- TR_CFG_MGR *cfg_mgr,
- TRPS_INSTANCE *trps,
- struct tr_socket_event *tids_ev)
+ int tr_tids_event_init(struct event_base *base, TIDS_INSTANCE *tids, TR_CFG_MGR *cfg_mgr, TRPS_INSTANCE *trps,
+ struct tr_socket_event *tids_ev, struct event **sweep_ev)
{
TALLOC_CTX *tmp_ctx=talloc_new(NULL);
struct tr_tids_event_cookie *cookie=NULL;
+ struct timeval sweep_interval;
int retval=0;
- size_t ii=0;
+ int ii=0;
if (tids_ev == NULL) {
tr_debug("tr_tids_event_init: Null tids_ev.");
goto cleanup;
}
+ if (sweep_ev == NULL) {
+ tr_debug("tr_tids_event_init: Null sweep_ev.");
+ retval = 1;
+ goto cleanup;
+ }
+
/* Create the cookie for callbacks. We'll put it in the tids context, so it will
* be cleaned up when tids is freed by talloc_free. */
cookie=talloc(tmp_ctx, struct tr_tids_event_cookie);
talloc_steal(tids, cookie);
/* get a tids listener */
- tids_ev->n_sock_fd=tids_get_listener(tids,
- tr_tids_req_handler,
- tr_tids_gss_handler,
- cfg_mgr->active->internal->hostname,
- cfg_mgr->active->internal->tids_port,
- (void *)cookie,
- tids_ev->sock_fd,
- TR_MAX_SOCKETS);
+ tids_ev->n_sock_fd = (int)tids_get_listener(tids,
+ tr_tids_req_handler,
+ tr_tids_gss_handler,
+ cfg_mgr->active->internal->hostname,
+ cfg_mgr->active->internal->tids_port,
+ (void *)cookie,
+ tids_ev->sock_fd,
+ TR_MAX_SOCKETS);
if (tids_ev->n_sock_fd==0) {
tr_crit("Error opening TID server socket.");
retval=1;
goto cleanup;
}
- /* Set up events */
+ /* Set up listener events */
for (ii=0; ii<tids_ev->n_sock_fd; ii++) {
tids_ev->ev[ii]=event_new(base,
tids_ev->sock_fd[ii],
event_add(tids_ev->ev[ii], NULL);
}
+ /* Set up a periodic check for completed TID handler processes */
+ *sweep_ev = event_new(base, -1, EV_TIMEOUT|EV_PERSIST, tr_tids_sweep_cb, tids);
+ sweep_interval.tv_sec = 10;
+ sweep_interval.tv_usec = 0;
+ event_add(*sweep_ev, &sweep_interval);
+
cleanup:
talloc_free(tmp_ctx);
return retval;