Preinit facility for proxy

[yazpp-moved-to-github.git] / src / yaz-proxy-config.cpp

diff --git a/src/yaz-proxy-config.cpp b/src/yaz-proxy-config.cpp
index 5fc164b..54ddd59 100644 (file)
--- a/src/yaz-proxy-config.cpp
+++ b/src/yaz-proxy-config.cpp
@@ -2,7 +2,7 @@
  * Copyright (c) 1998-2003, Index Data.
  * See the file LICENSE for details.
  * 
- * $Id: yaz-proxy-config.cpp,v 1.6 2003-10-08 09:32:49 adam Exp $
+ * $Id: yaz-proxy-config.cpp,v 1.9 2003-10-13 19:16:29 adam Exp $
  */
 
 #include <ctype.h>
@@ -26,15 +26,6 @@ Yaz_ProxyConfig::~Yaz_ProxyConfig()
 #endif
 }
 
-void Yaz_ProxyConfig::operator=(const Yaz_ProxyConfig &conf)
-{
-#if HAVE_XML2
-    m_docPtr = conf.m_docPtr;
-    m_proxyPtr = conf.m_proxyPtr;
-#endif
-    m_copy = 1;
-}
-
 int Yaz_ProxyConfig::read_xml(const char *fname)
 {
 #if HAVE_XML2
@@ -119,18 +110,27 @@ void Yaz_ProxyConfig::return_limit(xmlNodePtr ptr,
 #if HAVE_XML2
 void Yaz_ProxyConfig::return_target_info(xmlNodePtr ptr,
                                         const char **url,
-                                        int *keepalive,
                                         int *limit_bw,
                                         int *limit_pdu,
                                         int *limit_req,
                                         int *target_idletime,
-                                        int *client_idletime)
+                                        int *client_idletime,
+                                        int *keepalive_limit_bw,
+                                        int *keepalive_limit_pdu,
+                                        int *pre_init)
 {
+    *pre_init = 0;
     int no_url = 0;
     ptr = ptr->children;
     for (; ptr; ptr = ptr->next)
     {
        if (ptr->type == XML_ELEMENT_NODE 
+           && !strcmp((const char *) ptr->name, "preinit"))
+       {
+           const char *v = get_text(ptr);
+           *pre_init = v ? atoi(v) : 1;
+       }
+       if (ptr->type == XML_ELEMENT_NODE 
            && !strcmp((const char *) ptr->name, "url"))
        {
            const char *t = get_text(ptr);
@@ -143,11 +143,11 @@ void Yaz_ProxyConfig::return_target_info(xmlNodePtr ptr,
        if (ptr->type == XML_ELEMENT_NODE 
            && !strcmp((const char *) ptr->name, "keepalive"))
        {
-           const char *t = get_text(ptr);
-           if (!t || *t == '1')
-               *keepalive = 1;
-           else
-               *keepalive = 0;
+           int dummy;
+           *keepalive_limit_bw = 500000;
+           *keepalive_limit_pdu = 1000;
+           return_limit(ptr, keepalive_limit_bw, keepalive_limit_pdu,
+                        &dummy);
        }
        if (ptr->type == XML_ELEMENT_NODE 
            && !strcmp((const char *) ptr->name, "limit"))
@@ -220,7 +220,7 @@ int Yaz_ProxyConfig::check_type_1_attributes(ODR odr, xmlNodePtr ptr,
     for(ptr = ptr->children; ptr; ptr = ptr->next)
     {
        if (ptr->type == XML_ELEMENT_NODE &&
-           !strcmp((const char *) ptr->name, "query"))
+           !strcmp((const char *) ptr->name, "attribute"))
        {
            const char *match_type = 0;
            const char *match_value = 0;
@@ -347,6 +347,7 @@ int Yaz_ProxyConfig::check_syntax(ODR odr, const char *name,
            int match = 0;  // if we match record syntax
            const char *match_type = 0;
            const char *match_error = 0;
+           const char *match_marcxml = 0;
            struct _xmlAttr *attr;
            for (attr = ptr->properties; attr; attr = attr->next)
            {
@@ -356,6 +357,9 @@ int Yaz_ProxyConfig::check_syntax(ODR odr, const char *name,
                if (!strcmp((const char *) attr->name, "error") &&
                    attr->children && attr->children->type == XML_TEXT_NODE)
                    match_error = (const char *) attr->children->content;
+               if (!strcmp((const char *) attr->name, "marcxml") &&
+                   attr->children && attr->children->type == XML_TEXT_NODE)
+                   match_marcxml = (const char *) attr->children->content;
            }
            if (match_type)
            {
@@ -376,6 +380,10 @@ int Yaz_ProxyConfig::check_syntax(ODR odr, const char *name,
            }
            if (match)
            {
+               if (match_marcxml)
+               {
+                   return -1;
+               }
                if (match_error)
                {
                    if (syntax)
@@ -398,6 +406,8 @@ int Yaz_ProxyConfig::check_syntax(ODR odr, const char *name,
 xmlNodePtr Yaz_ProxyConfig::find_target_node(const char *name)
 {
     xmlNodePtr ptr;
+    if (!m_proxyPtr)
+       return 0;
     for (ptr = m_proxyPtr->children; ptr; ptr = ptr->next)
     {
        if (ptr->type == XML_ELEMENT_NODE &&
@@ -442,15 +452,62 @@ xmlNodePtr Yaz_ProxyConfig::find_target_node(const char *name)
 }
 #endif
 
+int Yaz_ProxyConfig::get_target_no(int no,
+                                  const char **name,
+                                  const char **url,
+                                  int *limit_bw,
+                                  int *limit_pdu,
+                                  int *limit_req,
+                                  int *target_idletime,
+                                  int *client_idletime,
+                                  int *max_clients,
+                                  int *keepalive_limit_bw,
+                                  int *keepalive_limit_pdu,
+                                  int *pre_init)
+{
+#if HAVE_XML2
+    xmlNodePtr ptr;
+    if (!m_proxyPtr)
+       return 0;
+    int i = 0;
+    for (ptr = m_proxyPtr->children; ptr; ptr = ptr->next)
+       if (ptr->type == XML_ELEMENT_NODE &&
+           !strcmp((const char *) ptr->name, "target"))
+       {
+           if (i == no)
+           {
+               struct _xmlAttr *attr;
+               for (attr = ptr->properties; attr; attr = attr->next)
+                   if (!strcmp((const char *) attr->name, "name"))
+                   {
+                       if (attr->children
+                           && attr->children->type==XML_TEXT_NODE
+                           && attr->children->content)
+                           *name = (const char *) attr->children->content;
+                   }
+               return_target_info(ptr, url, limit_bw, limit_pdu, limit_req,
+                                  target_idletime, client_idletime,
+                                  keepalive_limit_bw, keepalive_limit_pdu,
+                                  pre_init);
+               return 1;
+           }
+           i++;
+       }
+#endif
+    return 0;
+}
+
 void Yaz_ProxyConfig::get_target_info(const char *name,
                                      const char **url,
-                                     int *keepalive,
                                      int *limit_bw,
                                      int *limit_pdu,
                                      int *limit_req,
                                      int *target_idletime,
                                      int *client_idletime,
-                                     int *max_clients)
+                                     int *max_clients,
+                                     int *keepalive_limit_bw,
+                                     int *keepalive_limit_pdu,
+                                     int *pre_init)
 {
 #if HAVE_XML2
     xmlNodePtr ptr;
@@ -483,8 +540,10 @@ void Yaz_ProxyConfig::get_target_info(const char *name,
            url[0] = name;
            url[1] = 0;
        }
-       return_target_info(ptr, url, keepalive, limit_bw, limit_pdu, limit_req,
-                          target_idletime, client_idletime);
+       return_target_info(ptr, url, limit_bw, limit_pdu, limit_req,
+                          target_idletime, client_idletime,
+                          keepalive_limit_bw, keepalive_limit_pdu,
+                          pre_init);
     }
 #else
     *url = name;