1 #include "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 debug_handler( "Received message from transport code from %s", msg->sender );
10 int status = osrf_stack_transport_handler( msg );
13 transport_message* m = client_recv( client, 0 );
15 debug_handler( "Received additional message from transport code");
16 status = osrf_stack_transport_handler( m );
18 debug_handler( "osrf_stack_process returning with only 1 received message" );
28 // -----------------------------------------------------------------------------
29 // Entry point into the stack
30 // -----------------------------------------------------------------------------
31 int osrf_stack_transport_handler( transport_message* msg ) {
33 debug_handler( "Transport handler received new message \nfrom %s "
34 "to %s with body \n\n%s\n", msg->sender, msg->recipient, msg->body );
36 osrf_app_session* session = osrf_app_session_find_session( msg->thread );
38 if( session == NULL ) { /* we must be a server, build a new session */
39 info_handler( "Received message for nonexistant session. Dropping..." );
40 //osrf_app_server_session_init( msg->thread,
45 debug_handler("Session [%s] found, building message", msg->thread );
47 osrf_app_session_set_remote( session, msg->sender );
48 osrf_message* arr[OSRF_MAX_MSGS_PER_PACKET];
49 memset(arr, 0, OSRF_MAX_MSGS_PER_PACKET );
50 int num_msgs = osrf_message_deserialize(msg->body, arr, OSRF_MAX_MSGS_PER_PACKET);
52 debug_handler( "We received %d messages from %s", num_msgs, msg->sender );
54 /* XXX ERROR CHECKING, BAD JSON, ETC... */
56 for( i = 0; i != num_msgs; i++ ) {
58 /* if we've received a jabber layer error message (probably talking to
59 someone who no longer exists) and we're not talking to the original
60 remote id for this server, consider it a redirect and pass it up */
62 warning_handler( " !!! Received Jabber layer error message" );
64 if(strcmp(session->remote_id,session->orig_remote_id)) {
65 warning_handler( "Treating jabber error as redirect for tt [%d] "
66 "and session [%s]", arr[i]->thread_trace, session->session_id );
68 arr[i]->m_type = STATUS;
69 arr[i]->status_code = OSRF_STATUS_REDIRECTED;
72 warning_handler(" * Jabber Error is for top level remote id [%s], no one "
73 "to send my message too!!!", session->remote_id );
77 osrf_stack_message_handler( session, arr[i] );
81 debug_handler("after msg delete");
86 int osrf_stack_message_handler( osrf_app_session* session, osrf_message* msg ) {
87 if(session == NULL || msg == NULL)
90 osrf_message* ret_msg = NULL;
91 if( session->type == OSRF_SESSION_CLIENT )
92 ret_msg = _do_client( session, msg );
94 ret_msg= _do_server( session, msg );
97 osrf_stack_application_handler( session, ret_msg );
99 osrf_message_free(msg);
105 /** If we return a message, that message should be passed up the stack,
106 * if we return NULL, we're finished for now...
108 osrf_message* _do_client( osrf_app_session* session, osrf_message* msg ) {
109 if(session == NULL || msg == NULL)
112 osrf_message* new_msg;
114 if( msg->m_type == STATUS ) {
116 switch( msg->status_code ) {
119 debug_handler("We connected successfully");
120 session->state = OSRF_SESSION_CONNECTED;
121 debug_handler( "State: %x => %s => %d", session, session->session_id, session->state );
124 case OSRF_STATUS_COMPLETE:
125 osrf_app_session_set_complete( session, msg->thread_trace );
128 case OSRF_STATUS_CONTINUE:
129 osrf_app_session_request_reset_timeout( session, msg->thread_trace );
132 case OSRF_STATUS_REDIRECTED:
133 osrf_app_session_reset_remote( session );
134 session->state = OSRF_SESSION_DISCONNECTED;
135 osrf_app_session_request_resend( session, msg->thread_trace );
138 case OSRF_STATUS_EXPFAILED:
139 osrf_app_session_reset_remote( session );
140 session->state = OSRF_SESSION_DISCONNECTED;
141 osrf_app_session_request_resend( session, msg->thread_trace );
144 case OSRF_STATUS_TIMEOUT:
145 osrf_app_session_reset_remote( session );
146 session->state = OSRF_SESSION_DISCONNECTED;
147 osrf_app_session_request_resend( session, msg->thread_trace );
152 new_msg = osrf_message_init( RESULT, msg->thread_trace, msg->protocol );
153 osrf_message_set_status_info( new_msg,
154 msg->status_name, msg->status_text, msg->status_code );
155 warning_handler("The stack doesn't know what to do with "
156 "the provided message code: %d, name %s. Passing UP.",
157 msg->status_code, msg->status_name );
158 new_msg->is_exception = 1;
159 osrf_app_session_set_complete( session, msg->thread_trace );
160 osrf_message_free(msg);
166 } else if( msg->m_type == RESULT )
174 /** If we return a message, that message should be passed up the stack,
175 * if we return NULL, we're finished for now...
177 osrf_message* _do_server( osrf_app_session* session, osrf_message* msg ) {
178 if(session == NULL || msg == NULL)
182 if( msg->m_type == STATUS ) { return NULL; }
184 warning_handler( "We dont' do servers yet !!" );
192 int osrf_stack_application_handler( osrf_app_session* session, osrf_message* msg ) {
193 if(session == NULL || msg == NULL)
196 if(msg->m_type == RESULT) {
197 osrf_app_session_push_queue( session, msg );
201 warning_handler( "application_handler can't handle whatever you sent, type %d", msg->m_type);