void die_with_error(meta_error e, const char *fmt, ...)
{
va_list ap;
int rc;
va_start(ap, fmt);
if (is_tcpip_error(e))
syslog(LOG_ERR, "A tcp/ip error has occured");
else if (is_protocol_error(e))
syslog(LOG_ERR, "A protocol error has occured");
else if (is_app_error(e))
syslog(LOG_ERR, "A application error has occured");
else if (is_os_error(e))
syslog(LOG_ERR, "A os error has occured");
else if (is_db_error(e))
syslog(LOG_ERR, "A database error has occured");
else if (is_other_error(e))
syslog(LOG_ERR, "An unknown error has occured");
if (has_error_message(e))
syslog(LOG_ERR, "Error message: %s", get_error_message(e));
else if ((rc = get_error_code(e)) != 0)
syslog(LOG_ERR, "Possible error: %d %s\n", rc, strerror(rc));
meta_vsyslog(LOG_ERR, fmt, ap);
va_end(ap);
exit(EXIT_FAILURE);
}
static int serviceConnection2(
http_server srv,
connection conn,
http_request request,
http_response response,
meta_error e)
{
dynamic_page dp;
size_t cbSent;
int status, error = 0;
size_t max_posted_content = http_server_get_post_limit(srv);
while(!http_server_shutting_down(srv)) {
if(!data_on_socket(conn))
return set_tcpip_error(e, EAGAIN);
/* Were we able to read a valid http request?
* If not, what is the cause of the error? If it is a http
* protocol error, we try to send a response back to the client
* and close the connection. If it is anything else(tcp/ip, os)
* we stop processing.
*/
error = !request_receive(request, conn, max_posted_content, e);
/* So far, so good. We have a valid HTTP request.
* Now see if we can locate a page handler function for it.
* If we do, call it. If not, see if it on disk or if the
* http_server has a default page handler. If neither is true,
* then the page was not found(404).
*/
if(error)
;
else if( (dp = http_server_lookup(srv, request)) != NULL) {
if(!handle_dynamic(srv, dp, request, response, e)) {
error = 1;
}
}
else if(http_server_can_read_files(srv)) {
if(!send_disk_file(srv, conn, request, response, e)) {
error = 1;
}
}
else if(http_server_has_default_page_handler(srv)) {
if(!http_server_run_default_page_handler(srv, request, response, e)) {
error = 1;
}
}
else {
/* We didn't find the page */
response_set_status(response, HTTP_404_NOT_FOUND);
response_set_connection(response, "close");
}
if(error) {
if(is_protocol_error(e)) {
status = get_error_code(e);
response_set_status(response, status);
response_set_connection(response, "close");
cbSent = response_send(response, conn, e);
http_server_add_logentry(srv, conn, request, status, cbSent);
}
return 0;
}
/*
* Some extra stuff for HTTP 1.0 clients. If client is 1.0
* and connection_close() == 1 and connection header field
* isn't set, then we set the connection flag to close.
* Done so that 1.0 clients (Lynx) can detect closure.
*/
if(request_get_version(request) != VERSION_11
&& !connection_is_persistent(conn)
&& strlen(response_get_connection(response)) == 0)
response_set_connection(response, "close");
cbSent = response_send(response, conn, e);
http_server_add_logentry(srv, conn, request, response_get_status(response), cbSent);
if(cbSent == 0)
return 0;
/* Did the user set the Connection header field to "close" */
if(strcmp(response_get_connection(response), "close") == 0)
return 1;
if(!connection_is_persistent(conn))
return 1;
/**
* NOTE: Her må/bør vi legge inn ny funksjonalitet:
* Disconnect connections som
* a) Har kjørt lengst i tid
* b) Har overført mest bytes (opp eller ned)
* eller c) har dårligst transfer rate
* Grunnen er at dersom vi har n worker threads og n
* persistent connections, havner alle nye connections i kø.
* De får aldri kjøretid. Så disconnect-regelen over gjelder derfor
* kun om køen har > 0 entries.
*/
connection_flush(conn);
request_recycle(request);
response_recycle(response);
}
/* Shutdown detected */
return 1;
}
