X-Git-Url: http://git.indexdata.com/?p=yazpp-moved-to-github.git;a=blobdiff_plain;f=src%2Fyaz-proxy-config.cpp;h=056354b1718d19efca8a36cb8d99019596e9da52;hp=61cfb8d31a90b7ba87eca1c5ba49bd1d0f98423b;hb=5554ddf9c4d9670aaaa8f8b9ce6def1dadff3c96;hpb=28588b9224eb5189af32b10f440ef2a917a05ea2

diff --git a/src/yaz-proxy-config.cpp b/src/yaz-proxy-config.cpp
index 61cfb8d..056354b 100644
--- a/src/yaz-proxy-config.cpp
+++ b/src/yaz-proxy-config.cpp
@@ -2,9 +2,10 @@
  * Copyright (c) 1998-2003, Index Data.
  * See the file LICENSE for details.
  * 
- * $Id: yaz-proxy-config.cpp,v 1.1 2003-10-01 13:13:51 adam Exp $
+ * $Id: yaz-proxy-config.cpp,v 1.8 2003-10-10 17:58:29 adam Exp $
  */
 
+#include <ctype.h>
 #include <yaz/log.h>
 #include <yaz++/proxy.h>
 
@@ -25,15 +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
@@ -118,11 +110,15 @@ 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 *limit_req,
+					 int *target_idletime,
+					 int *client_idletime,
+					 int *keepalive_limit_bw,
+					 int *keepalive_limit_pdu)
 {
+    int no_url = 0;
     ptr = ptr->children;
     for (; ptr; ptr = ptr->next)
     {
@@ -130,39 +126,280 @@ void Yaz_ProxyConfig::return_target_info(xmlNodePtr ptr,
 	    && !strcmp((const char *) ptr->name, "url"))
 	{
 	    const char *t = get_text(ptr);
-	    if (t)
-		*url = t;
+	    if (t && no_url < MAX_ZURL_PLEX)
+	    {
+		url[no_url++] = t;
+		url[no_url] = 0;
+	    }
 	}
 	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"))
 	    return_limit(ptr, limit_bw, limit_pdu, limit_req);
+	if (ptr->type == XML_ELEMENT_NODE 
+	    && !strcmp((const char *) ptr->name, "target-timeout"))
+	{
+	    const char *t = get_text(ptr);
+	    if (t)
+	    {
+		*target_idletime = atoi(t);
+		if (*target_idletime < 0)
+		    *target_idletime = 0;
+	    }
+	}
+	if (ptr->type == XML_ELEMENT_NODE 
+	    && !strcmp((const char *) ptr->name, "client-timeout"))
+	{
+	    const char *t = get_text(ptr);
+	    if (t)
+	    {
+		*client_idletime = atoi(t);
+		if (*client_idletime < 0)
+		    *client_idletime = 0;
+	    }
+	}
     }
 }
 #endif
 
-void Yaz_ProxyConfig::get_target_info(const char *name,
-				      const char **url,
-				      int *keepalive,
-				      int *limit_bw,
-				      int *limit_pdu,
-				      int *limit_req)
+int Yaz_ProxyConfig::atoi_l(const char **cp)
+{
+    int v = 0;
+    while (**cp && isdigit(**cp))
+    {
+	v = v*10 + (**cp - '0');
+	(*cp)++;
+    }
+    return v;
+}
+
+int Yaz_ProxyConfig::match_list(int v, const char *m)
+{
+  while(m && *m)
+  {
+      while(*m && isspace(*m))
+	  m++;
+      if (*m == '*')
+	  return 1;
+      int l = atoi_l(&m);
+      int h = l;
+      if (*m == '-')
+      {
+	  ++m;
+	  h = atoi_l(&m);
+      }
+      if (v >= l && v <= h)
+	  return 1;
+      if (*m == ',')
+	  m++;
+  }
+  return 0;
+}
+
+#if HAVE_XML2
+int Yaz_ProxyConfig::check_type_1_attributes(ODR odr, xmlNodePtr ptr,
+					     Z_AttributeList *attrs,
+					     char **addinfo)
+{
+    for(ptr = ptr->children; ptr; ptr = ptr->next)
+    {
+	if (ptr->type == XML_ELEMENT_NODE &&
+	    !strcmp((const char *) ptr->name, "attribute"))
+	{
+	    const char *match_type = 0;
+	    const char *match_value = 0;
+	    const char *match_error = 0;
+	    struct _xmlAttr *attr;
+	    for (attr = ptr->properties; attr; attr = attr->next)
+	    {
+		if (!strcmp((const char *) attr->name, "type") &&
+		    attr->children && attr->children->type == XML_TEXT_NODE)
+		    match_type = (const char *) attr->children->content;
+		if (!strcmp((const char *) attr->name, "value") &&
+		    attr->children && attr->children->type == XML_TEXT_NODE)
+		    match_value = (const char *) attr->children->content;
+		if (!strcmp((const char *) attr->name, "error") &&
+		    attr->children && attr->children->type == XML_TEXT_NODE)
+		    match_error = (const char *) attr->children->content;
+	    }
+	    int i;
+
+	    if (match_type && match_value)
+	    {
+		for (i = 0; i<attrs->num_attributes; i++)
+		{
+		    Z_AttributeElement *el = attrs->attributes[i];
+		    char value_str[20];
+		    
+		    value_str[0] = '\0';
+		    if (!el->attributeType)
+			continue;
+		    int type = *el->attributeType;
+
+		    if (!match_list(type, match_type))
+			continue;
+		    if (el->which == Z_AttributeValue_numeric && 
+			el->value.numeric)
+		    {
+			if (!match_list(*el->value.numeric, match_value))
+			    continue;
+			sprintf (value_str, "%d", *el->value.numeric);
+		    }
+		    else
+			continue;
+		    if (match_error)
+		    {
+			if (*value_str)
+			    *addinfo = odr_strdup(odr, value_str);
+			return atoi(match_error);
+		    }
+		    return 0;
+		}
+	    }
+	}
+    }
+    return 0;
+}
+#endif
+
+#if HAVE_XML2
+int Yaz_ProxyConfig::check_type_1_structure(ODR odr, xmlNodePtr ptr,
+					    Z_RPNStructure *q,
+					    char **addinfo)
+{
+    int c;
+    if (q->which == Z_RPNStructure_complex)
+    {
+	int e = check_type_1_structure(odr, ptr, q->u.complex->s1, addinfo);
+	if (e)
+	    return e;
+	e = check_type_1_structure(odr, ptr, q->u.complex->s2, addinfo);
+	return e;
+    }
+    else if (q->which == Z_RPNStructure_simple)
+    {
+	if (q->u.simple->which == Z_Operand_APT)
+	{
+	    return check_type_1_attributes(
+		odr, ptr, q->u.simple->u.attributesPlusTerm->attributes,
+		addinfo);
+	}
+    }
+    return 0;
+}
+#endif
+
+#if HAVE_XML2
+int Yaz_ProxyConfig::check_type_1(ODR odr, xmlNodePtr ptr, Z_RPNQuery *query,
+				  char **addinfo)
+{
+    // possibly check for Bib-1
+    return check_type_1_structure(odr, ptr, query->RPNStructure, addinfo);
+}
+#endif
+
+int Yaz_ProxyConfig::check_query(ODR odr, const char *name, Z_Query *query,
+				 char **addinfo)
 {
 #if HAVE_XML2
     xmlNodePtr ptr;
-    if (!m_proxyPtr)
+    
+    ptr = find_target_node(name);
+    if (ptr)
     {
-	*url = name;
-	return;
+	if (query->which == Z_Query_type_1 || query->which == Z_Query_type_101)
+	    return check_type_1(odr, ptr, query->u.type_1, addinfo);
+    }
+#endif
+    return 0;
+}
+
+int Yaz_ProxyConfig::check_syntax(ODR odr, const char *name,
+				  Odr_oid *syntax, char **addinfo)
+{
+#if HAVE_XML2
+    xmlNodePtr ptr;
+    
+    ptr = find_target_node(name);
+    if (!ptr)
+	return 0;
+    for(ptr = ptr->children; ptr; ptr = ptr->next)
+    {
+	if (ptr->type == XML_ELEMENT_NODE &&
+	    !strcmp((const char *) ptr->name, "syntax"))
+	{
+	    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)
+	    {
+		if (!strcmp((const char *) attr->name, "type") &&
+		    attr->children && attr->children->type == XML_TEXT_NODE)
+		    match_type = (const char *) attr->children->content;
+		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)
+	    {
+		if (!strcmp(match_type, "*"))
+		    match = 1;
+		else if (!strcmp(match_type, "none"))
+		{
+		    if (syntax == 0)
+			match = 1;
+		}
+		else if (syntax)
+		{
+		    int match_oid[OID_SIZE];
+		    oid_name_to_oid(CLASS_RECSYN, match_type, match_oid);
+		    if (oid_oidcmp(match_oid, syntax) == 0)
+			match = 1;
+		}
+	    }
+	    if (match)
+	    {
+		if (match_marcxml)
+		{
+		    return -1;
+		}
+		if (match_error)
+		{
+		    if (syntax)
+		    {
+			char dotoid_str[100];
+			oid_to_dotstring(syntax, dotoid_str);
+			*addinfo = odr_strdup(odr, dotoid_str);
+		    }
+		    return atoi(match_error);
+		}
+		return 0;
+	    }
+	}
     }
+#endif
+    return 0;
+}
+
+#if HAVE_XML2
+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 &&
@@ -179,11 +416,7 @@ void Yaz_ProxyConfig::get_target_info(const char *name,
 		    {
 			xmlChar *t = attr->children->content;
 			if (!t || *t == '1')
-			{
-			    return_target_info(ptr, url, keepalive,
-					       limit_bw, limit_pdu, limit_req);
-			    return;
-			}
+			    return ptr;
 		    }
 	    }
 	    else
@@ -201,15 +434,62 @@ void Yaz_ProxyConfig::get_target_info(const char *name,
 				|| !strcmp((const char *) attr->children->content,
 					   "*")))
 			{
-			    *url = name;
-			    return_target_info(ptr, url, keepalive,
-					       limit_bw, limit_pdu, limit_req);
-			    return;
+			    return ptr;
 			}
 		    }
 	    }
 	}
     }
+    return 0;
+}
+#endif
+
+void Yaz_ProxyConfig::get_target_info(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)
+{
+#if HAVE_XML2
+    xmlNodePtr ptr;
+    if (!m_proxyPtr)
+    {
+	url[0] = name;
+	url[1] = 0;
+	return;
+    }
+    url[0] = 0;
+    for (ptr = m_proxyPtr->children; ptr; ptr = ptr->next)
+    {
+	if (ptr->type == XML_ELEMENT_NODE &&
+	    !strcmp((const char *) ptr->name, "max-clients"))
+	{
+	    const char *t = get_text(ptr);
+	    if (t)
+	    {
+		*max_clients = atoi(t);
+		if (*max_clients  < 1)
+		    *max_clients = 1;
+	    }
+	}
+    }
+    ptr = find_target_node(name);
+    if (ptr)
+    {
+	if (name)
+	{
+	    url[0] = name;
+	    url[1] = 0;
+	}
+	return_target_info(ptr, url, limit_bw, limit_pdu, limit_req,
+			   target_idletime, client_idletime,
+			   keepalive_limit_bw, keepalive_limit_pdu);
+    }
 #else
     *url = name;
     return;