* 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>
#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
#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)
{
&& !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 &&
{
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
|| !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;
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