# HG changeset patch
# User Olaf Wintermann <olaf.wintermann@gmail.com>
# Date 1485013259 -3600
# Node ID 8b85c5face667e5332115bf726bc7ef2f013cdbf
# Parent  74d21dd5fd5de15b1d47772177454346c9776c01
improves sessionhandler logging

diff -r 74d21dd5fd5d -r 8b85c5face66 src/server/daemon/event.h
--- a/src/server/daemon/event.h	Sat Jan 21 15:31:17 2017 +0100
+++ b/src/server/daemon/event.h	Sat Jan 21 16:40:59 2017 +0100
@@ -54,6 +54,7 @@
     int          events;
     int          poll;
     void         *cookie;
+    int          error;
 };
 
 typedef struct event_handler_conf {
diff -r 74d21dd5fd5d -r 8b85c5face66 src/server/daemon/event_linux.c
--- a/src/server/daemon/event_linux.c	Sat Jan 21 15:31:17 2017 +0100
+++ b/src/server/daemon/event_linux.c	Sat Jan 21 16:40:59 2017 +0100
@@ -108,9 +108,11 @@
                 if(!event->fn(ev, event)) {
                     // event fn returned 0 -> remove event from epoll
                     if(epoll_ctl(ep, EPOLL_CTL_DEL, event->object, NULL)) {
+                        event->error = 1;
                         log_ereport(
                                 LOG_FAILURE,
-                                "epoll_ctl failed: %s",
+                                "epoll_ctl failed: fd: %d error: %s",
+                                event->object,
                                 strerror(errno));
                     }
                     
diff -r 74d21dd5fd5d -r 8b85c5face66 src/server/daemon/httplistener.c
--- a/src/server/daemon/httplistener.c	Sat Jan 21 15:31:17 2017 +0100
+++ b/src/server/daemon/httplistener.c	Sat Jan 21 16:40:59 2017 +0100
@@ -407,7 +407,19 @@
             int ssl_ar = SSL_accept(ssl);
             if(ssl_ar <= 0) {
                 int error = SSL_get_error(ssl, ssl_ar);
-                log_ereport(LOG_INFORM, "SSL accept error: %d", error);
+                char *errstr;
+                switch(error) {
+                    default: errstr = "unknown"; break;
+                    case SSL_ERROR_ZERO_RETURN: errstr = "SSL_ERROR_ZERO_RETURN"; break;
+                    case SSL_ERROR_WANT_READ: errstr = "SSL_ERROR_WANT_READ"; break;
+                    case SSL_ERROR_WANT_WRITE: errstr = "SSL_ERROR_WANT_WRITE"; break;
+                    case SSL_ERROR_WANT_CONNECT: errstr = "SSL_ERROR_WANT_CONNECT"; break;
+                    case SSL_ERROR_WANT_ACCEPT: errstr = "SSL_ERROR_WANT_ACCEPT"; break;
+                    case SSL_ERROR_WANT_X509_LOOKUP: errstr = "SSL_ERROR_WANT_X509_LOOKUP"; break;
+                    case SSL_ERROR_SYSCALL: errstr = "SSL_ERROR_SYSCALL"; break;
+                    case SSL_ERROR_SSL: errstr = "SL_ERROR_SSL"; break;
+                }
+                log_ereport(LOG_VERBOSE, "SSL accept error[%d]: %s", error, errstr);
                 free(conn);
                 conn = NULL;
                 close(clientfd);
diff -r 74d21dd5fd5d -r 8b85c5face66 src/server/daemon/sessionhandler.c
--- a/src/server/daemon/sessionhandler.c	Sat Jan 21 15:31:17 2017 +0100
+++ b/src/server/daemon/sessionhandler.c	Sat Jan 21 16:40:59 2017 +0100
@@ -42,6 +42,7 @@
 typedef struct _event_http_io {
     HTTPRequest *request;
     HttpParser  *parser;
+    int         error;
 } EventHttpIO;
 
 
@@ -212,6 +213,7 @@
     }
     io->request = request;
     io->parser  = parser;
+    io->error = 0;
     
     /*
      * to start the request handling, we begin with a poll on the socket,
@@ -222,6 +224,7 @@
     event_handler_t *ev = ((EventSessionHandler*)handler)->eventhandler;
     
     event_t *event = malloc(sizeof(event_t));
+    ZERO(event, sizeof(event_t));
     event->fn = evt_request_input;
     event->finish = evt_request_finish;
     event->cookie = io;
@@ -263,6 +266,7 @@
         }
         
         event->finish = evt_request_error;
+        io->error = 1;
         return 0;
     }
     //fwrite(buf->inbuf + buf->pos, 1, r, stdout);
@@ -274,6 +278,7 @@
         // parse error
         fatal_error(request, 400);
         event->finish = evt_request_error;
+        io->error = 2;
         return 0;
     } else if(state == 1) {
         /*
@@ -294,6 +299,7 @@
     if (fcntl(request->connection->fd, F_SETFL, flags & ~O_NONBLOCK) != 0) {
         // just close the connection if fcntl fails
         event->finish = evt_request_error;
+        io->error = 3;
         return 0;
     }
      
@@ -332,11 +338,15 @@
     return 0;
 }
 
-int evt_request_error(event_handler_t *h, event_t *event) {
+int evt_request_error(event_handler_t *h, event_t *event) { 
     EventHttpIO *io = event->cookie;
     HttpParser  *parser  = io->parser;
     HTTPRequest *request = io->request;
     
+    if(event->error) {
+        log_ereport(LOG_VERBOSE, "sessionhandler http io error: %d", io->error);
+    }
+    
     free(request->netbuf->inbuf);
     free(request->netbuf);