2 * Copyright (c) 1998-2003, Index Data.
3 * See the file LICENSE for details.
5 * $Id: yaz-proxy-config.cpp,v 1.15 2003-12-16 14:17:01 adam Exp $
10 #include <yaz++/proxy.h>
12 Yaz_ProxyConfig::Yaz_ProxyConfig()
21 Yaz_ProxyConfig::~Yaz_ProxyConfig()
24 if (!m_copy && m_docPtr)
29 int Yaz_ProxyConfig::read_xml(const char *fname)
32 xmlDocPtr ndoc = xmlParseFile(fname);
36 yaz_log(LOG_WARN, "Config file %s not found or parse error", fname);
39 xmlNodePtr proxyPtr = xmlDocGetRootElement(ndoc);
40 if (!proxyPtr || proxyPtr->type != XML_ELEMENT_NODE ||
41 strcmp((const char *) proxyPtr->name, "proxy"))
43 yaz_log(LOG_WARN, "No proxy element in %s", fname);
47 m_proxyPtr = proxyPtr;
49 // OK: release previous and make it the current one.
60 const char *Yaz_ProxyConfig::get_text(xmlNodePtr ptr)
62 for(ptr = ptr->children; ptr; ptr = ptr->next)
63 if (ptr->type == XML_TEXT_NODE)
65 xmlChar *t = ptr->content;
70 return (const char *) t;
78 void Yaz_ProxyConfig::return_limit(xmlNodePtr ptr,
83 for (ptr = ptr->children; ptr; ptr = ptr->next)
85 if (ptr->type == XML_ELEMENT_NODE
86 && !strcmp((const char *) ptr->name, "bandwidth"))
88 const char *t = get_text(ptr);
92 if (ptr->type == XML_ELEMENT_NODE
93 && !strcmp((const char *) ptr->name, "retrieve"))
95 const char *t = get_text(ptr);
99 if (ptr->type == XML_ELEMENT_NODE
100 && !strcmp((const char *) ptr->name, "pdu"))
102 const char *t = get_text(ptr);
104 *limit_pdu = atoi(t);
111 void Yaz_ProxyConfig::return_target_info(xmlNodePtr ptr,
116 int *target_idletime,
117 int *client_idletime,
118 int *keepalive_limit_bw,
119 int *keepalive_limit_pdu,
121 const char **cql2rpn)
126 for (; ptr; ptr = ptr->next)
128 if (ptr->type == XML_ELEMENT_NODE
129 && !strcmp((const char *) ptr->name, "preinit"))
131 const char *v = get_text(ptr);
132 *pre_init = v ? atoi(v) : 1;
134 if (ptr->type == XML_ELEMENT_NODE
135 && !strcmp((const char *) ptr->name, "url"))
137 const char *t = get_text(ptr);
138 if (t && no_url < MAX_ZURL_PLEX)
144 if (ptr->type == XML_ELEMENT_NODE
145 && !strcmp((const char *) ptr->name, "keepalive"))
148 *keepalive_limit_bw = 500000;
149 *keepalive_limit_pdu = 1000;
150 return_limit(ptr, keepalive_limit_bw, keepalive_limit_pdu,
153 if (ptr->type == XML_ELEMENT_NODE
154 && !strcmp((const char *) ptr->name, "limit"))
155 return_limit(ptr, limit_bw, limit_pdu, limit_req);
156 if (ptr->type == XML_ELEMENT_NODE
157 && !strcmp((const char *) ptr->name, "target-timeout"))
159 const char *t = get_text(ptr);
162 *target_idletime = atoi(t);
163 if (*target_idletime < 0)
164 *target_idletime = 0;
167 if (ptr->type == XML_ELEMENT_NODE
168 && !strcmp((const char *) ptr->name, "client-timeout"))
170 const char *t = get_text(ptr);
173 *client_idletime = atoi(t);
174 if (*client_idletime < 0)
175 *client_idletime = 0;
178 if (ptr->type == XML_ELEMENT_NODE
179 && !strcmp((const char *) ptr->name, "cql2rpn"))
181 const char *t = get_text(ptr);
189 int Yaz_ProxyConfig::atoi_l(const char **cp)
192 while (**cp && isdigit(**cp))
194 v = v*10 + (**cp - '0');
200 int Yaz_ProxyConfig::match_list(int v, const char *m)
204 while(*m && isspace(*m))
215 if (v >= l && v <= h)
224 int Yaz_ProxyConfig::check_type_1_attributes(ODR odr, xmlNodePtr ptrl,
225 Z_AttributeList *attrs,
229 for (i = 0; i<attrs->num_attributes; i++)
231 Z_AttributeElement *el = attrs->attributes[i];
233 if (!el->attributeType)
235 int type = *el->attributeType;
238 if (el->which == Z_AttributeValue_numeric && el->value.numeric)
239 value = el->value.numeric;
242 for(ptr = ptrl->children; ptr; ptr = ptr->next)
244 if (ptr->type == XML_ELEMENT_NODE &&
245 !strcmp((const char *) ptr->name, "attribute"))
247 const char *match_type = 0;
248 const char *match_value = 0;
249 const char *match_error = 0;
250 struct _xmlAttr *attr;
251 for (attr = ptr->properties; attr; attr = attr->next)
253 if (!strcmp((const char *) attr->name, "type") &&
254 attr->children && attr->children->type == XML_TEXT_NODE)
255 match_type = (const char *) attr->children->content;
256 if (!strcmp((const char *) attr->name, "value") &&
257 attr->children && attr->children->type == XML_TEXT_NODE)
258 match_value = (const char *) attr->children->content;
259 if (!strcmp((const char *) attr->name, "error") &&
260 attr->children && attr->children->type == XML_TEXT_NODE)
261 match_error = (const char *) attr->children->content;
263 if (match_type && match_value)
265 char addinfo_str[20];
266 if (!match_list(type, match_type))
270 if (!strcmp(match_type, "*"))
271 sprintf (addinfo_str, "%d", type);
274 if (!match_list(*value, match_value))
276 sprintf (addinfo_str, "%d", *value);
284 *addinfo = odr_strdup(odr, addinfo_str);
285 return atoi(match_error);
297 int Yaz_ProxyConfig::check_type_1_structure(ODR odr, xmlNodePtr ptr,
301 if (q->which == Z_RPNStructure_complex)
303 int e = check_type_1_structure(odr, ptr, q->u.complex->s1, addinfo);
306 e = check_type_1_structure(odr, ptr, q->u.complex->s2, addinfo);
309 else if (q->which == Z_RPNStructure_simple)
311 if (q->u.simple->which == Z_Operand_APT)
313 return check_type_1_attributes(
314 odr, ptr, q->u.simple->u.attributesPlusTerm->attributes,
323 int Yaz_ProxyConfig::check_type_1(ODR odr, xmlNodePtr ptr, Z_RPNQuery *query,
326 // possibly check for Bib-1
327 return check_type_1_structure(odr, ptr, query->RPNStructure, addinfo);
331 int Yaz_ProxyConfig::check_query(ODR odr, const char *name, Z_Query *query,
337 ptr = find_target_node(name);
340 if (query->which == Z_Query_type_1 || query->which == Z_Query_type_101)
341 return check_type_1(odr, ptr, query->u.type_1, addinfo);
347 int Yaz_ProxyConfig::check_syntax(ODR odr, const char *name,
348 Odr_oid *syntax, char **addinfo)
353 ptr = find_target_node(name);
356 for(ptr = ptr->children; ptr; ptr = ptr->next)
358 if (ptr->type == XML_ELEMENT_NODE &&
359 !strcmp((const char *) ptr->name, "syntax"))
361 int match = 0; // if we match record syntax
362 const char *match_type = 0;
363 const char *match_error = 0;
364 const char *match_marcxml = 0;
365 struct _xmlAttr *attr;
366 for (attr = ptr->properties; attr; attr = attr->next)
368 if (!strcmp((const char *) attr->name, "type") &&
369 attr->children && attr->children->type == XML_TEXT_NODE)
370 match_type = (const char *) attr->children->content;
371 if (!strcmp((const char *) attr->name, "error") &&
372 attr->children && attr->children->type == XML_TEXT_NODE)
373 match_error = (const char *) attr->children->content;
374 if (!strcmp((const char *) attr->name, "marcxml") &&
375 attr->children && attr->children->type == XML_TEXT_NODE)
376 match_marcxml = (const char *) attr->children->content;
380 if (!strcmp(match_type, "*"))
382 else if (!strcmp(match_type, "none"))
389 int match_oid[OID_SIZE];
390 oid_name_to_oid(CLASS_RECSYN, match_type, match_oid);
391 if (oid_oidcmp(match_oid, syntax) == 0)
405 char dotoid_str[100];
406 oid_to_dotstring(syntax, dotoid_str);
407 *addinfo = odr_strdup(odr, dotoid_str);
409 return atoi(match_error);
420 xmlNodePtr Yaz_ProxyConfig::find_target_node(const char *name)
425 for (ptr = m_proxyPtr->children; ptr; ptr = ptr->next)
427 if (ptr->type == XML_ELEMENT_NODE &&
428 !strcmp((const char *) ptr->name, "target"))
433 // <target default="1"> ?
434 struct _xmlAttr *attr;
435 for (attr = ptr->properties; attr; attr = attr->next)
436 if (!strcmp((const char *) attr->name, "default") &&
437 attr->children && attr->children->type == XML_TEXT_NODE)
439 xmlChar *t = attr->children->content;
446 // <target name="name"> ?
447 struct _xmlAttr *attr;
448 for (attr = ptr->properties; attr; attr = attr->next)
449 if (!strcmp((const char *) attr->name, "name"))
452 && attr->children->type==XML_TEXT_NODE
453 && attr->children->content
454 && (!strcmp((const char *) attr->children->content,
456 || !strcmp((const char *) attr->children->content,
469 int Yaz_ProxyConfig::get_target_no(int no,
475 int *target_idletime,
476 int *client_idletime,
478 int *keepalive_limit_bw,
479 int *keepalive_limit_pdu,
481 const char **cql2rpn)
488 for (ptr = m_proxyPtr->children; ptr; ptr = ptr->next)
489 if (ptr->type == XML_ELEMENT_NODE &&
490 !strcmp((const char *) ptr->name, "target"))
494 struct _xmlAttr *attr;
495 for (attr = ptr->properties; attr; attr = attr->next)
496 if (!strcmp((const char *) attr->name, "name"))
499 && attr->children->type==XML_TEXT_NODE
500 && attr->children->content)
501 *name = (const char *) attr->children->content;
503 return_target_info(ptr, url, limit_bw, limit_pdu, limit_req,
504 target_idletime, client_idletime,
505 keepalive_limit_bw, keepalive_limit_pdu,
515 int Yaz_ProxyConfig::mycmp(const char *hay, const char *item, size_t len)
517 if (len == strlen(item) && memcmp(hay, item, len) == 0)
522 void Yaz_ProxyConfig::get_generic_info(int *log_mask,
529 for (ptr = m_proxyPtr->children; ptr; ptr = ptr->next)
531 if (ptr->type == XML_ELEMENT_NODE
532 && !strcmp((const char *) ptr->name, "log"))
534 const char *v = get_text(ptr);
539 while (*cp && *cp != ',' && !isspace(*cp))
542 if (mycmp(v, "client-apdu", len))
543 *log_mask |= PROXY_LOG_APDU_CLIENT;
544 if (mycmp(v, "server-apdu", len))
545 *log_mask |= PROXY_LOG_APDU_SERVER;
546 if (mycmp(v, "client-requests", len))
547 *log_mask |= PROXY_LOG_REQ_CLIENT;
548 if (mycmp(v, "server-requests", len))
549 *log_mask |= PROXY_LOG_REQ_SERVER;
551 *log_mask |= atoi(v);
554 while (*cp && isspace(*cp))
559 if (ptr->type == XML_ELEMENT_NODE &&
560 !strcmp((const char *) ptr->name, "max-clients"))
562 const char *t = get_text(ptr);
565 *max_clients = atoi(t);
566 if (*max_clients < 1)
574 void Yaz_ProxyConfig::get_target_info(const char *name,
579 int *target_idletime,
580 int *client_idletime,
582 int *keepalive_limit_bw,
583 int *keepalive_limit_pdu,
585 const char **cql2rpn)
596 for (ptr = m_proxyPtr->children; ptr; ptr = ptr->next)
598 if (ptr->type == XML_ELEMENT_NODE &&
599 !strcmp((const char *) ptr->name, "max-clients"))
601 const char *t = get_text(ptr);
604 *max_clients = atoi(t);
605 if (*max_clients < 1)
610 ptr = find_target_node(name);
618 return_target_info(ptr, url, limit_bw, limit_pdu, limit_req,
619 target_idletime, client_idletime,
620 keepalive_limit_bw, keepalive_limit_pdu,