1 #include "opensrf/osrf_stack.h"
3 osrf_message* _do_client( osrf_app_session*, osrf_message* );
4 osrf_message* _do_server( osrf_app_session*, osrf_message* );
6 int osrf_stack_process( transport_client* client, int timeout ) {
7 transport_message* msg = client_recv( client, timeout );
8 if(msg == NULL) return 0;
9 int status = osrf_stack_transport_handler( msg );
11 /* see if there are multiple message to be received */
13 transport_message* m = client_recv( client, 0 );
14 if(m) status = osrf_stack_transport_handler( m );
23 // -----------------------------------------------------------------------------
24 // Entry point into the stack
25 // -----------------------------------------------------------------------------
26 int osrf_stack_transport_handler( transport_message* msg ) {
28 debug_handler( "Transport handler received new message \nfrom %s "
29 "to %s with body \n\n%s\n", msg->sender, msg->recipient, msg->body );
31 osrf_app_session* session = osrf_app_session_find_session( msg->thread );
33 if( session == NULL ) { /* we must be a server, build a new session */
34 info_handler( "Received message for nonexistant session. Dropping..." );
39 debug_handler("Session [%s] found, building message", msg->thread );
41 osrf_app_session_set_remote( session, msg->sender );
42 osrf_message* arr[OSRF_MAX_MSGS_PER_PACKET];
43 memset(arr, 0, OSRF_MAX_MSGS_PER_PACKET );
44 int num_msgs = osrf_message_from_xml( msg->body, arr );
46 debug_handler( "We received %d messages from %s", num_msgs, msg->sender );
48 /* XXX ERROR CHECKING, BAD XML, ETC... */
50 for( i = 0; i != num_msgs; i++ ) {
53 /* if we've received a jabber layer error message (probably talking to
54 someone who no longer exists) and we're not talking to the original
55 remote id for this server, consider it a redirect and pass it up */
57 warning_handler( "Received Jabber layer error message" );
59 if(strcmp(session->remote_id,session->orig_remote_id)) {
60 warning_handler( "Treating jabber error as redirect for tt [%d] "
61 "and session [%s]", arr[i]->thread_trace, session->session_id );
63 arr[i]->m_type = STATUS;
64 arr[i]->status_code = OSRF_STATUS_REDIRECTED;
67 warning_handler(" * Jabber Error is for top level remote id [%s], no one "
68 "to send my message too!!!", session->remote_id );
72 osrf_stack_message_handler( session, arr[i] );
80 int osrf_stack_message_handler( osrf_app_session* session, osrf_message* msg ) {
81 if(session == NULL || msg == NULL)
84 osrf_message* ret_msg = NULL;
85 if( session->type == OSRF_SESSION_CLIENT )
86 ret_msg = _do_client( session, msg );
88 ret_msg= _do_server( session, msg );
91 osrf_stack_application_handler( session, ret_msg );
93 osrf_message_free(msg);
99 /** If we return a message, that message should be passed up the stack,
100 * if we return NULL, we're finished for now...
102 osrf_message* _do_client( osrf_app_session* session, osrf_message* msg ) {
103 if(session == NULL || msg == NULL)
106 osrf_message* new_msg;
108 if( msg->m_type == STATUS ) {
110 switch( msg->status_code ) {
113 debug_handler("We connected successfully");
114 session->state = OSRF_SESSION_CONNECTED;
115 debug_handler( "State: %x => %s => %d", session, session->session_id, session->state );
118 case OSRF_STATUS_COMPLETE:
119 osrf_app_session_set_complete( session, msg->thread_trace );
122 case OSRF_STATUS_REDIRECTED:
123 osrf_app_session_reset_remote( session );
124 session->state = OSRF_SESSION_DISCONNECTED;
125 osrf_app_session_request_resend( session, msg->thread_trace );
128 case OSRF_STATUS_EXPFAILED:
129 osrf_app_session_reset_remote( session );
130 session->state = OSRF_SESSION_DISCONNECTED;
131 osrf_app_session_request_resend( session, msg->thread_trace );
134 case OSRF_STATUS_TIMEOUT:
135 osrf_app_session_reset_remote( session );
136 session->state = OSRF_SESSION_DISCONNECTED;
137 osrf_app_session_request_resend( session, msg->thread_trace );
142 new_msg = osrf_message_init( RESULT, msg->thread_trace, msg->protocol );
143 osrf_message_set_status_info( new_msg,
144 msg->status_name, msg->status_text, msg->status_code );
145 warning_handler("The stack doesn't know what to do with "
146 "the provided message code: %d, name %s. Passing UP.",
147 msg->status_code, msg->status_name );
148 new_msg->is_exception = 1;
149 osrf_app_session_set_complete( session, msg->thread_trace );
150 osrf_message_free(msg);
156 } else if( msg->m_type == RESULT )
164 /** If we return a message, that message should be passed up the stack,
165 * if we return NULL, we're finished for now...
167 osrf_message* _do_server( osrf_app_session* session, osrf_message* msg ) {
168 if(session == NULL || msg == NULL)
171 warning_handler( "We dont' do servers yet !!" );
179 int osrf_stack_application_handler( osrf_app_session* session, osrf_message* msg ) {
180 if(session == NULL || msg == NULL)
183 if(msg->m_type == RESULT) {
184 osrf_app_session_push_queue( session, msg );
188 warning_handler( "application_handler can't handle whatever you sent, type %d", msg->m_type);