/* This file is part of Metaproxy.
- Copyright (C) 2005-2011 Index Data
+ Copyright (C) Index Data
Metaproxy is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
#include <stdlib.h>
#include <sys/types.h>
#include "filter_zoom.hpp"
-#include <yaz/zoom.h>
-#include <yaz/yaz-version.h>
-#include <yaz/tpath.h>
-#include <yaz/srw.h>
#include <metaproxy/package.hpp>
#include <metaproxy/util.hpp>
#include <metaproxy/xmlutil.hpp>
+#include <yaz/comstack.h>
+#include <yaz/poll.h>
#include "torus.hpp"
#include <libxslt/xsltutils.h>
#include <boost/thread/mutex.hpp>
#include <boost/thread/condition.hpp>
+
+#include <yaz/yaz-version.h>
+#include <yaz/tpath.h>
+#include <yaz/srw.h>
#include <yaz/ccl_xml.h>
#include <yaz/ccl.h>
#include <yaz/rpn2cql.h>
#include <yaz/querytowrbuf.h>
#include <yaz/sortspec.h>
#include <yaz/tokenizer.h>
+#include <yaz/zoom.h>
+#include <yaz/otherinfo.h>
+#include <yaz/match_glob.h>
namespace mp = metaproxy_1;
namespace yf = mp::filter;
class Zoom::Searchable : boost::noncopyable {
public:
std::string authentication;
+ std::string authenticationMode;
+ std::string contentAuthentication;
std::string cfAuth;
std::string cfProxy;
- std::string cfSubDb;
+ std::string cfSubDB;
std::string udb;
std::string target;
std::string query_encoding;
std::string sru;
+ std::string sru_version;
std::string request_syntax;
std::string element_set;
std::string record_encoding;
std::string urlRecipe;
std::string contentConnector;
std::string sortStrategy;
+ std::string extraArgs;
+ std::string rpn2cql_fname;
+ std::string retry_on_failure;
bool use_turbomarc;
bool piggyback;
CCL_bibset ccl_bibset;
class Zoom::Backend : boost::noncopyable {
friend class Impl;
friend class Frontend;
- std::string zurl;
+ mp::wrbuf m_apdu_wrbuf;
ZOOM_connection m_connection;
ZOOM_resultset m_resultset;
std::string m_frontend_database;
SearchablePtr sptr;
xsltStylesheetPtr xsp;
- std::string content_session_id;
+ std::string cproxy_host;
+ bool enable_cproxy;
+ bool enable_explain;
+ xmlDoc *explain_doc;
+ std::string m_proxy;
+ cql_transform_t cqlt;
+ std::string retry_on_failure;
public:
- Backend(SearchablePtr sptr);
+ Backend();
~Backend();
void connect(std::string zurl, int *error, char **addinfo,
ODR odr);
void search(ZOOM_query q, Odr_int *hits,
- int *error, char **addinfo, ODR odr);
+ int *error, char **addinfo, Z_FacetList **fl, ODR odr);
void present(Odr_int start, Odr_int number, ZOOM_record *recs,
int *error, char **addinfo, ODR odr);
void set_option(const char *name, const char *value);
+ void set_option(const char *name, const char *value, size_t l);
void set_option(const char *name, std::string value);
const char *get_option(const char *name);
void get_zoom_error(int *error, char **addinfo, ODR odr);
Impl *m_p;
bool m_is_virtual;
bool m_in_use;
+ std::string session_realm;
yazpp_1::GDU m_init_gdu;
BackendPtr m_backend;
void handle_package(mp::Package &package);
void handle_search(mp::Package &package);
+ void auth(mp::Package &package, Z_InitRequest *req,
+ int *error, char **addinfo, ODR odr);
+
+ BackendPtr explain_search(mp::Package &package,
+ std::string &database,
+ int *error,
+ char **addinfo,
+ mp::odr &odr,
+ std::string torus_url,
+ std::string &torus_db,
+ std::string &realm);
void handle_present(mp::Package &package);
- BackendPtr get_backend_from_databases(std::string &database,
+ BackendPtr get_backend_from_databases(mp::Package &package,
+ std::string &database,
int *error,
char **addinfo,
- ODR odr);
-
+ mp::odr &odr,
+ int *proxy_step);
+
+ bool create_content_session(mp::Package &package,
+ BackendPtr b,
+ int *error,
+ char **addinfo,
+ ODR odr,
+ std::string authentication,
+ std::string proxy,
+ std::string realm);
void prepare_elements(BackendPtr b,
Odr_oid *preferredRecordSyntax,
const char *element_set_name,
bool &enable_pz2_retrieval,
bool &enable_pz2_transform,
+ bool &enable_record_transform,
bool &assume_marc8_charset);
- Z_Records *get_records(Odr_int start,
+ Z_Records *get_records(Package &package,
+ Odr_int start,
Odr_int number_to_present,
int *error,
char **addinfo,
ODR odr, BackendPtr b,
Odr_oid *preferredRecordSyntax,
const char *element_set_name);
+ Z_Records *get_explain_records(Package &package,
+ Odr_int start,
+ Odr_int number_to_present,
+ int *error,
+ char **addinfo,
+ Odr_int *number_of_records_returned,
+ ODR odr, BackendPtr b,
+ Odr_oid *preferredRecordSyntax,
+ const char *element_set_name);
+ bool retry(mp::Package &package,
+ mp::odr &odr,
+ BackendPtr b,
+ int &error, char **addinfo,
+ int &proxy_step, int &same_retries,
+ int &proxy_retries);
+ void log_diagnostic(mp::Package &package,
+ int error, const char *addinfo);
public:
Frontend(Impl *impl);
~Frontend();
const char *path);
private:
void configure_local_records(const xmlNode * ptr, bool test_only);
+ bool check_proxy(const char *proxy);
+
+
+
FrontendPtr get_frontend(mp::Package &package);
void release_frontend(mp::Package &package);
SearchablePtr parse_torus_record(const xmlNode *ptr);
struct cql_node *convert_cql_fields(struct cql_node *cn, ODR odr);
- std::map<mp::Session, FrontendPtr> m_clients;
+ std::map<mp::Session, FrontendPtr> m_clients;
boost::mutex m_mutex;
boost::condition m_cond_session_ready;
- std::string torus_url;
+ std::string torus_searchable_url;
+ std::string torus_content_url;
+ std::string torus_auth_url;
+ std::string torus_allow_ip;
+ std::string default_realm;
+ std::string torus_auth_hostname;
std::map<std::string,std::string> fieldmap;
std::string xsldir;
std::string file_path;
std::string content_proxy_server;
std::string content_tmp_file;
+ std::string content_config_file;
bool apdu_log;
CCL_bibset bibset;
std::string element_transform;
std::string element_raw;
+ std::string element_passthru;
std::string proxy;
+ xsltStylesheetPtr explain_xsp;
+ xsltStylesheetPtr record_xsp;
std::map<std::string,SearchablePtr> s_map;
+ std::string zoom_timeout;
+ int proxy_timeout;
};
}
}
+
+static xmlNode *xml_node_search(xmlNode *ptr, int *num, int m)
+{
+ while (ptr)
+ {
+ if (ptr->type == XML_ELEMENT_NODE &&
+ !strcmp((const char *) ptr->name, "recordData"))
+ {
+ (*num)++;
+ if (m == *num)
+ return ptr;
+ }
+ else // else: we don't want to find nested nodes
+ {
+ xmlNode *ret_node = xml_node_search(ptr->children, num, m);
+ if (ret_node)
+ return ret_node;
+ }
+ ptr = ptr->next;
+ }
+ return 0;
+}
+
// define Pimpl wrapper forwarding to Impl
-
+
yf::Zoom::Zoom() : m_p(new Impl)
{
}
// define Implementation stuff
-yf::Zoom::Backend::Backend(SearchablePtr ptr) : sptr(ptr)
+yf::Zoom::Backend::Backend()
{
m_connection = ZOOM_connection_create(0);
+ ZOOM_connection_save_apdu_wrbuf(m_connection, m_apdu_wrbuf);
m_resultset = 0;
xsp = 0;
+ enable_cproxy = true;
+ enable_explain = false;
+ explain_doc = 0;
+ cqlt = 0;
}
yf::Zoom::Backend::~Backend()
{
if (xsp)
xsltFreeStylesheet(xsp);
+ if (explain_doc)
+ xmlFreeDoc(explain_doc);
+ cql_transform_close(cqlt);
ZOOM_connection_destroy(m_connection);
ZOOM_resultset_destroy(m_resultset);
}
const char *msg = 0;
const char *zoom_addinfo = 0;
const char *dset = 0;
- *error = ZOOM_connection_error_x(m_connection, &msg, &zoom_addinfo, &dset);
- if (*error)
+ int error0 = ZOOM_connection_error_x(m_connection, &msg,
+ &zoom_addinfo, &dset);
+ if (error0)
{
- if (*error >= ZOOM_ERROR_CONNECT)
+ if (!dset)
+ dset = "Unknown";
+
+ if (!strcmp(dset, "info:srw/diagnostic/1"))
+ *error = yaz_diag_srw_to_bib1(error0);
+ else if (!strcmp(dset, "Bib-1"))
+ *error = error0;
+ else if (!strcmp(dset, "ZOOM"))
{
- // turn ZOOM diagnostic into a Bib-1 2: with addinfo=zoom err msg
*error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
- *addinfo = (char *) odr_malloc(
- odr, 20 + strlen(msg) +
- (zoom_addinfo ? strlen(zoom_addinfo) : 0));
- strcpy(*addinfo, msg);
- if (zoom_addinfo)
+ if (error0 == ZOOM_ERROR_INIT)
+ *error = YAZ_BIB1_INIT_AC_AUTHENTICATION_SYSTEM_ERROR;
+ else if (error0 == ZOOM_ERROR_DECODE)
{
- strcat(*addinfo, ": ");
- strcat(*addinfo, zoom_addinfo);
- strcat(*addinfo, " ");
+ if (zoom_addinfo)
+ {
+ if (strstr(zoom_addinfo, "Authentication") ||
+ strstr(zoom_addinfo, "authentication"))
+ *error = YAZ_BIB1_INIT_AC_AUTHENTICATION_SYSTEM_ERROR;
+ }
}
}
else
+ *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+
+ *addinfo = (char *) odr_malloc(
+ odr, 30 + strlen(dset) + strlen(msg) +
+ (zoom_addinfo ? strlen(zoom_addinfo) : 0));
+ **addinfo = '\0';
+ if (zoom_addinfo && *zoom_addinfo)
{
- if (dset && !strcmp(dset, "info:srw/diagnostic/1"))
- *error = yaz_diag_srw_to_bib1(*error);
- *addinfo = (char *) odr_malloc(
- odr, 20 + (zoom_addinfo ? strlen(zoom_addinfo) : 0));
- **addinfo = '\0';
- if (zoom_addinfo && *zoom_addinfo)
- {
- strcpy(*addinfo, zoom_addinfo);
- strcat(*addinfo, " ");
- }
- strcat(*addinfo, "(backend)");
+ strcpy(*addinfo, zoom_addinfo);
+ strcat(*addinfo, " ");
}
+ sprintf(*addinfo + strlen(*addinfo), "(%s %d %s)", dset, error0, msg);
}
}
int *error, char **addinfo,
ODR odr)
{
- ZOOM_connection_connect(m_connection, zurl.c_str(), 0);
+ size_t h = zurl.find_first_of('#');
+ if (h != std::string::npos)
+ zurl.erase(h);
+ ZOOM_connection_connect(m_connection, zurl.length() ? zurl.c_str() : 0, 0);
get_zoom_error(error, addinfo, odr);
+
}
void yf::Zoom::Backend::search(ZOOM_query q, Odr_int *hits,
- int *error, char **addinfo, ODR odr)
+ int *error, char **addinfo, Z_FacetList **flp,
+ ODR odr)
{
+ ZOOM_resultset_destroy(m_resultset);
+ m_resultset = 0;
+ if (*flp)
+ {
+ WRBUF w = wrbuf_alloc();
+ yaz_facet_list_to_wrbuf(w, *flp);
+ set_option("facets", wrbuf_cstr(w));
+ wrbuf_destroy(w);
+ }
m_resultset = ZOOM_connection_search(m_connection, q);
get_zoom_error(error, addinfo, odr);
if (*error == 0)
*hits = ZOOM_resultset_size(m_resultset);
else
*hits = 0;
+ *flp = 0;
+ size_t num_facets = ZOOM_resultset_facets_size(m_resultset);
+ if (num_facets > 0)
+ {
+ size_t i;
+ Z_FacetList *fl = (Z_FacetList *) odr_malloc(odr, sizeof(*fl));
+ fl->elements = (Z_FacetField **)
+ odr_malloc(odr, num_facets * sizeof(*fl->elements));
+ for (i = 0; i < num_facets; i++)
+ {
+ ZOOM_facet_field ff =
+ ZOOM_resultset_get_facet_field_by_index(m_resultset, i);
+ if (!ff)
+ break;
+ Z_AttributeList *al = (Z_AttributeList *)
+ odr_malloc(odr, sizeof(*al));
+ al->num_attributes = 1;
+ al->attributes = (Z_AttributeElement **)
+ odr_malloc(odr, sizeof(*al->attributes));
+ Z_AttributeElement *ae = al->attributes[0] = (Z_AttributeElement *)
+ odr_malloc(odr, sizeof(**al->attributes));
+ ae->attributeSet = 0;
+ ae->attributeType = odr_intdup(odr, 1);
+ ae->which = Z_AttributeValue_complex;
+ ae->value.complex = (Z_ComplexAttribute *)
+ odr_malloc(odr, sizeof(*ae->value.complex));
+ ae->value.complex->num_list = 1;
+ ae->value.complex->list = (Z_StringOrNumeric **)
+ odr_malloc(odr, sizeof(**ae->value.complex->list));
+ ae->value.complex->list[0] = (Z_StringOrNumeric *)
+ odr_malloc(odr, sizeof(**ae->value.complex->list));
+ ae->value.complex->list[0]->which = Z_StringOrNumeric_string;
+ ae->value.complex->list[0]->u.string =
+ odr_strdup(odr, ZOOM_facet_field_name(ff));
+ ae->value.complex->num_semanticAction = 0;
+ ae->value.complex->semanticAction = 0;
+
+ int num_terms = ZOOM_facet_field_term_count(ff);
+ fl->elements[i] = (Z_FacetField *)
+ odr_malloc(odr, sizeof(Z_FacetField));
+ fl->elements[i]->attributes = al;
+ fl->elements[i]->num_terms = num_terms;
+ fl->elements[i]->terms = (Z_FacetTerm **)
+ odr_malloc(odr, num_terms * sizeof(Z_FacetTerm *));
+ int j;
+ for (j = 0; j < num_terms; j++)
+ {
+ int freq;
+ const char *a_term = ZOOM_facet_field_get_term(ff, j, &freq);
+ Z_FacetTerm *ft = (Z_FacetTerm *) odr_malloc(odr, sizeof(*ft));
+ ft->term = z_Term_create(odr, Z_Term_general, a_term,
+ strlen(a_term));
+ ft->count = odr_intdup(odr, freq);
+
+ fl->elements[i]->terms[j] = ft;
+ }
+ }
+ fl->num = i;
+ *flp = fl;
+ }
}
void yf::Zoom::Backend::present(Odr_int start, Odr_int number,
get_zoom_error(error, addinfo, odr);
}
+
+void yf::Zoom::Backend::set_option(const char *name, const char *value, size_t l)
+{
+ ZOOM_connection_option_setl(m_connection, name, value, l);
+}
+
void yf::Zoom::Backend::set_option(const char *name, const char *value)
{
ZOOM_connection_option_set(m_connection, name, value);
piggyback = true;
use_turbomarc = true;
sortStrategy = "embed";
+ retry_on_failure = "1"; // existing default (should have been false)
ccl_bibset = ccl_qual_dup(base);
}
ccl_qual_rm(&ccl_bibset);
}
-yf::Zoom::Frontend::Frontend(Impl *impl) :
+yf::Zoom::Frontend::Frontend(Impl *impl) :
m_p(impl), m_is_virtual(false), m_in_use(true)
{
}
boost::mutex::scoped_lock lock(m_mutex);
std::map<mp::Session,yf::Zoom::FrontendPtr>::iterator it;
-
+
while(true)
{
it = m_clients.find(package.session());
if (it == m_clients.end())
break;
-
+
if (!it->second->m_in_use)
{
it->second->m_in_use = true;
{
boost::mutex::scoped_lock lock(m_mutex);
std::map<mp::Session,yf::Zoom::FrontendPtr>::iterator it;
-
+
it = m_clients.find(package.session());
if (it != m_clients.end())
{
}
yf::Zoom::Impl::Impl() :
- apdu_log(false), element_transform("pz2") , element_raw("raw")
+ apdu_log(false), element_transform("pz2") , element_raw("raw") ,
+ element_passthru("F"),
+ zoom_timeout("40"), proxy_timeout(1)
{
bibset = ccl_qual_mk();
+ explain_xsp = 0;
+ record_xsp = 0;
srand((unsigned int) time(0));
}
yf::Zoom::Impl::~Impl()
-{
+{
+ if (explain_xsp)
+ xsltFreeStylesheet(explain_xsp);
ccl_qual_rm(&bibset);
}
yf::Zoom::SearchablePtr yf::Zoom::Impl::parse_torus_record(const xmlNode *ptr)
{
Zoom::SearchablePtr s(new Searchable(bibset));
-
+
for (ptr = ptr->children; ptr; ptr = ptr->next)
{
if (ptr->type != XML_ELEMENT_NODE)
s->authentication = mp::xml::get_text(ptr);
}
else if (!strcmp((const char *) ptr->name,
+ "authenticationMode"))
+ {
+ s->authenticationMode = mp::xml::get_text(ptr);
+ }
+ else if (!strcmp((const char *) ptr->name,
+ "contentAuthentication"))
+ {
+ s->contentAuthentication = mp::xml::get_text(ptr);
+ }
+ else if (!strcmp((const char *) ptr->name,
"cfAuth"))
{
s->cfAuth = mp::xml::get_text(ptr);
- }
+ }
else if (!strcmp((const char *) ptr->name,
"cfProxy"))
{
s->cfProxy = mp::xml::get_text(ptr);
- }
+ }
else if (!strcmp((const char *) ptr->name,
- "cfSubDb"))
+ "cfSubDB"))
{
- s->cfSubDb = mp::xml::get_text(ptr);
- }
+ s->cfSubDB = mp::xml::get_text(ptr);
+ }
else if (!strcmp((const char *) ptr->name,
"contentConnector"))
{
s->contentConnector = mp::xml::get_text(ptr);
- }
+ }
else if (!strcmp((const char *) ptr->name, "udb"))
{
s->udb = mp::xml::get_text(ptr);
{
s->sru = mp::xml::get_text(ptr);
}
+ else if (!strcmp((const char *) ptr->name, "SRUVersion") ||
+ !strcmp((const char *) ptr->name, "sruVersion"))
+ {
+ s->sru_version = mp::xml::get_text(ptr);
+ }
else if (!strcmp((const char *) ptr->name,
"queryEncoding"))
{
"cclmap_", 7))
{
std::string value = mp::xml::get_text(ptr);
- ccl_qual_fitem(s->ccl_bibset, value.c_str(),
- (const char *) ptr->name + 7);
+ if (value.length() > 0)
+ {
+ ccl_qual_fitem(s->ccl_bibset, value.c_str(),
+ (const char *) ptr->name + 7);
+ }
}
else if (!strncmp((const char *) ptr->name,
"sortmap_", 8))
{
s->sortStrategy = mp::xml::get_text(ptr);
}
+ else if (!strcmp((const char *) ptr->name,
+ "extraArgs"))
+ {
+ s->extraArgs = mp::xml::get_text(ptr);
+ }
+ else if (!strcmp((const char *) ptr->name, "rpn2cql"))
+ s->rpn2cql_fname = mp::xml::get_text(ptr);
+ else if (!strcmp((const char *) ptr->name,
+ "retryOnFailure"))
+ {
+ s->retry_on_failure = mp::xml::get_text(ptr);
+ }
}
return s;
}
{
while (ptr && ptr->type != XML_ELEMENT_NODE)
ptr = ptr->next;
-
+
if (ptr)
{
if (!strcmp((const char *) ptr->name, "records"))
else
{
throw mp::filter::FilterException
- ("Bad element "
+ ("Bad element "
+ std::string((const char *) ptr->name)
+ " in zoom filter inside element "
"<torus><records>");
else
{
throw mp::filter::FilterException
- ("Bad element "
+ ("Bad element "
+ std::string((const char *) ptr->name)
+ " in zoom filter inside element <torus>");
}
void yf::Zoom::Impl::configure(const xmlNode *ptr, bool test_only,
const char *path)
{
- content_tmp_file = "/tmp/cf.XXXXXX.p";
+ std::string explain_xslt_fname;
+ std::string record_xslt_fname;
+
if (path && *path)
{
file_path = path;
for (attr = ptr->properties; attr; attr = attr->next)
{
if (!strcmp((const char *) attr->name, "url"))
- torus_url = mp::xml::get_text(attr->children);
+ torus_searchable_url = mp::xml::get_text(attr->children);
+ else if (!strcmp((const char *) attr->name, "content_url"))
+ torus_content_url = mp::xml::get_text(attr->children);
+ else if (!strcmp((const char *) attr->name, "auth_url"))
+ torus_auth_url = mp::xml::get_text(attr->children);
+ else if (!strcmp((const char *) attr->name, "allow_ip"))
+ torus_allow_ip = mp::xml::get_text(attr->children);
+ else if (!strcmp((const char *) attr->name, "realm"))
+ default_realm = mp::xml::get_text(attr->children);
+ else if (!strcmp((const char *) attr->name, "auth_hostname"))
+ torus_auth_hostname = mp::xml::get_text(attr->children);
else if (!strcmp((const char *) attr->name, "xsldir"))
xsldir = mp::xml::get_text(attr->children);
else if (!strcmp((const char *) attr->name, "element_transform"))
element_transform = mp::xml::get_text(attr->children);
else if (!strcmp((const char *) attr->name, "element_raw"))
element_raw = mp::xml::get_text(attr->children);
+ else if (!strcmp((const char *) attr->name, "element_passthru"))
+ element_passthru = mp::xml::get_text(attr->children);
else if (!strcmp((const char *) attr->name, "proxy"))
proxy = mp::xml::get_text(attr->children);
+ else if (!strcmp((const char *) attr->name, "explain_xsl"))
+ explain_xslt_fname = mp::xml::get_text(attr->children);
+ else if (!strcmp((const char *) attr->name, "record_xsl"))
+ record_xslt_fname = mp::xml::get_text(attr->children);
else
throw mp::filter::FilterException(
"Bad attribute " + std::string((const char *)
attr->name));
}
+ // If content_url is not given, use value of searchable, to
+ // ensure backwards compatibility
+ if (!torus_content_url.length())
+ torus_content_url = torus_searchable_url;
configure_local_records(ptr->children, test_only);
}
else if (!strcmp((const char *) ptr->name, "cclmap"))
for (attr = ptr->properties; attr; attr = attr->next)
{
if (!strcmp((const char *) attr->name, "server"))
+ {
+ yaz_log(YLOG_WARN,
+ "contentProxy's server attribute is deprecated");
+ yaz_log(YLOG_LOG,
+ "Specify config_file instead. For example:");
+ yaz_log(YLOG_LOG,
+ " content_file=\"/etc/cf-proxy/cproxy.cfg\"");
content_proxy_server = mp::xml::get_text(attr->children);
+ }
else if (!strcmp((const char *) attr->name, "tmp_file"))
content_tmp_file = mp::xml::get_text(attr->children);
+ else if (!strcmp((const char *) attr->name, "config_file"))
+ content_config_file = mp::xml::get_text(attr->children);
else
throw mp::filter::FilterException(
"Bad attribute " + std::string((const char *)
}
}
else if (!strcmp((const char *) ptr->name, "log"))
- {
+ {
const struct _xmlAttr *attr;
for (attr = ptr->properties; attr; attr = attr->next)
{
attr->name));
}
}
+ else if (!strcmp((const char *) ptr->name, "zoom"))
+ {
+ const struct _xmlAttr *attr;
+ for (attr = ptr->properties; attr; attr = attr->next)
+ {
+ if (!strcmp((const char *) attr->name, "timeout"))
+ zoom_timeout = mp::xml::get_text(attr->children);
+ else if (!strcmp((const char *) attr->name, "proxy_timeout"))
+ proxy_timeout = mp::xml::get_int(attr->children, 1);
+ else
+ throw mp::filter::FilterException(
+ "Bad attribute " + std::string((const char *)
+ attr->name));
+ }
+ }
else
{
throw mp::filter::FilterException
- ("Bad element "
+ ("Bad element "
+ std::string((const char *) ptr->name)
+ " in zoom filter");
}
}
+
+ if (explain_xslt_fname.length())
+ {
+ const char *path = 0;
+
+ if (xsldir.length())
+ path = xsldir.c_str();
+ else
+ path = file_path.c_str();
+
+ char fullpath[1024];
+ char *cp = yaz_filepath_resolve(explain_xslt_fname.c_str(),
+ path, 0, fullpath);
+ if (!cp)
+ {
+ throw mp::filter::FilterException
+ ("Cannot read XSLT " + explain_xslt_fname);
+ }
+
+ xmlDoc *xsp_doc = xmlParseFile(cp);
+ if (!xsp_doc)
+ {
+ throw mp::filter::FilterException
+ ("Cannot parse XSLT " + explain_xslt_fname);
+ }
+
+ explain_xsp = xsltParseStylesheetDoc(xsp_doc);
+ if (!explain_xsp)
+ {
+ xmlFreeDoc(xsp_doc);
+ throw mp::filter::FilterException
+ ("Cannot parse XSLT " + explain_xslt_fname);
+
+ }
+ }
+
+ if (record_xslt_fname.length())
+ {
+ const char *path = 0;
+
+ if (xsldir.length())
+ path = xsldir.c_str();
+ else
+ path = file_path.c_str();
+
+ char fullpath[1024];
+ char *cp = yaz_filepath_resolve(record_xslt_fname.c_str(),
+ path, 0, fullpath);
+ if (!cp)
+ {
+ throw mp::filter::FilterException
+ ("Cannot read XSLT " + record_xslt_fname);
+ }
+
+ xmlDoc *xsp_doc = xmlParseFile(cp);
+ if (!xsp_doc)
+ {
+ throw mp::filter::FilterException
+ ("Cannot parse XSLT " + record_xslt_fname);
+ }
+
+ record_xsp = xsltParseStylesheetDoc(xsp_doc);
+ if (!record_xsp)
+ {
+ xmlFreeDoc(xsp_doc);
+ throw mp::filter::FilterException
+ ("Cannot parse XSLT " + record_xslt_fname);
+
+ }
+ }
+}
+
+bool yf::Zoom::Frontend::create_content_session(mp::Package &package,
+ BackendPtr b,
+ int *error, char **addinfo,
+ ODR odr,
+ std::string authentication,
+ std::string proxy,
+ std::string realm)
+{
+ if (b->sptr->contentConnector.length())
+ {
+ std::string proxyhostname;
+ std::string tmp_file;
+ bool legacy_format = false;
+
+ if (m_p->content_proxy_server.length())
+ {
+ proxyhostname = m_p->content_proxy_server;
+ legacy_format = true;
+ }
+
+ if (m_p->content_tmp_file.length())
+ tmp_file = m_p->content_tmp_file;
+
+ if (m_p->content_config_file.length())
+ {
+ FILE *inf = fopen(m_p->content_config_file.c_str(), "r");
+ if (inf)
+ {
+ char buf[1024];
+ while (fgets(buf, sizeof(buf)-1, inf))
+ {
+ char *cp;
+ cp = strchr(buf, '#');
+ if (cp)
+ *cp = '\0';
+ cp = strchr(buf, '\n');
+ if (cp)
+ *cp = '\0';
+ cp = strchr(buf, ':');
+ if (cp)
+ {
+ char *cp1 = cp;
+ while (cp1 != buf && cp1[-1] == ' ')
+ cp1--;
+ *cp1 = '\0';
+ cp++;
+ while (*cp == ' ')
+ cp++;
+ if (!strcmp(buf, "proxyhostname"))
+ proxyhostname = cp;
+ if (!strcmp(buf, "sessiondir") && *cp)
+ {
+ if (cp[strlen(cp)-1] == '/')
+ cp[strlen(cp)-1] = '\0';
+ tmp_file = std::string(cp) + std::string("/cf.XXXXXX.p");
+ }
+ }
+ }
+ fclose(inf);
+ }
+ else
+ {
+ package.log("zoom", YLOG_WARN|YLOG_ERRNO,
+ "unable to open content config %s",
+ m_p->content_config_file.c_str());
+ *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+ *addinfo = (char *) odr_malloc(odr, 70 + tmp_file.length());
+ sprintf(*addinfo, "zoom: unable to open content config %s",
+ m_p->content_config_file.c_str());
+ return false;
+ }
+ }
+
+ if (proxyhostname.length() == 0)
+ {
+ package.log("zoom", YLOG_WARN, "no proxyhostname");
+ return true;
+ }
+ if (tmp_file.length() == 0)
+ {
+ package.log("zoom", YLOG_WARN, "no tmp_file");
+ return true;
+ }
+
+ char *fname = xstrdup(tmp_file.c_str());
+ char *xx = strstr(fname, "XXXXXX");
+ if (!xx)
+ {
+ package.log("zoom", YLOG_WARN, "bad tmp_file %s", tmp_file.c_str());
+ *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+ *addinfo = (char *) odr_malloc(odr, 60 + tmp_file.length());
+ sprintf(*addinfo, "zoom: bad format of content tmp_file: %s",
+ tmp_file.c_str());
+ xfree(fname);
+ return false;
+ }
+ char tmp_char = xx[6];
+ sprintf(xx, "%06d", ((unsigned) rand()) % 1000000);
+ if (legacy_format)
+ b->cproxy_host = std::string(xx) + "." + proxyhostname;
+ else
+ b->cproxy_host = proxyhostname + "/" + xx;
+ xx[6] = tmp_char;
+
+ FILE *file = fopen(fname, "w");
+ if (!file)
+ {
+ package.log("zoom", YLOG_WARN|YLOG_ERRNO, "create %s", fname);
+ *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+ *addinfo = (char *) odr_malloc(odr, 50 + strlen(fname));
+ sprintf(*addinfo, "zoom: could not create %s", fname);
+ xfree(fname);
+ return false;
+ }
+ mp::wrbuf w;
+ wrbuf_puts(w, "#content_proxy\n");
+ wrbuf_printf(w, "connector: %s\n", b->sptr->contentConnector.c_str());
+ if (authentication.length())
+ wrbuf_printf(w, "auth: %s\n", authentication.c_str());
+ if (proxy.length())
+ wrbuf_printf(w, "proxy: %s\n", proxy.c_str());
+ if (realm.length())
+ wrbuf_printf(w, "realm: %s\n", realm.c_str());
+
+ fwrite(w.buf(), 1, w.len(), file);
+ fclose(file);
+ package.log("zoom", YLOG_LOG, "content file: %s", fname);
+ xfree(fname);
+ }
+ return true;
}
yf::Zoom::BackendPtr yf::Zoom::Frontend::get_backend_from_databases(
- std::string &database, int *error, char **addinfo, ODR odr)
+ mp::Package &package,
+ std::string &database, int *error, char **addinfo, mp::odr &odr,
+ int *proxy_step)
{
+ bool connection_reuse = false;
+ std::string proxy;
+
std::list<BackendPtr>::const_iterator map_it;
- if (m_backend && m_backend->m_frontend_database == database)
- return m_backend;
+ if (m_backend && !m_backend->enable_explain &&
+ m_backend->m_frontend_database == database)
+ {
+ connection_reuse = true;
+ proxy = m_backend->m_proxy;
+ }
- std::string db_args;
+ std::string input_args;
std::string torus_db;
size_t db_arg_pos = database.find(',');
if (db_arg_pos != std::string::npos)
{
torus_db = database.substr(0, db_arg_pos);
- db_args = database.substr(db_arg_pos + 1);
+ input_args = database.substr(db_arg_pos + 1);
}
else
torus_db = database;
-
+
+ std::string content_proxy;
+ std::string realm = session_realm;
+ if (realm.length() == 0)
+ realm = m_p->default_realm;
+
+ const char *param_user = 0;
+ const char *param_password = 0;
+ const char *param_content_user = 0;
+ const char *param_content_password = 0;
+ const char *param_nocproxy = 0;
+ const char *param_retry = 0;
+ int no_parms = 0;
+
+ char **names;
+ char **values;
+ int no_out_args = 0;
+ if (input_args.length())
+ no_parms = yaz_uri_to_array(input_args.c_str(),
+ odr, &names, &values);
+ // adding 10 because we'll be adding other URL args
+ const char **out_names = (const char **)
+ odr_malloc(odr, (10 + no_parms) * sizeof(*out_names));
+ const char **out_values = (const char **)
+ odr_malloc(odr, (10 + no_parms) * sizeof(*out_values));
+
+ // may be changed if it's a content connection
+ std::string torus_url = m_p->torus_searchable_url;
+ int i;
+ for (i = 0; i < no_parms; i++)
+ {
+ const char *name = names[i];
+ const char *value = values[i];
+ assert(name);
+ assert(value);
+ if (!strcmp(name, "user"))
+ param_user = value;
+ else if (!strcmp(name, "password"))
+ param_password = value;
+ else if (!strcmp(name, "content-user"))
+ param_content_user = value;
+ else if (!strcmp(name, "content-password"))
+ param_content_password = value;
+ else if (!strcmp(name, "content-proxy"))
+ content_proxy = value;
+ else if (!strcmp(name, "nocproxy"))
+ param_nocproxy = value;
+ else if (!strcmp(name, "retry"))
+ param_retry = value;
+ else if (!strcmp(name, "proxy"))
+ {
+ char **dstr;
+ int dnum = 0;
+ nmem_strsplit(((ODR) odr)->mem, ",", value, &dstr, &dnum);
+ if (connection_reuse)
+ {
+ // find the step after our current proxy
+ int i;
+ for (i = 0; i < dnum; i++)
+ if (!strcmp(proxy.c_str(), dstr[i]))
+ break;
+ if (i >= dnum - 1)
+ *proxy_step = 0;
+ else
+ *proxy_step = i + 1;
+ }
+ else
+ {
+ // step is known.. Guess our proxy from it
+ if (*proxy_step >= dnum)
+ *proxy_step = 0;
+ else
+ {
+ proxy = dstr[*proxy_step];
+
+ (*proxy_step)++;
+ if (*proxy_step == dnum)
+ *proxy_step = 0;
+ }
+ }
+ }
+ else if (!strcmp(name, "cproxysession"))
+ {
+ out_names[no_out_args] = name;
+ out_values[no_out_args++] = value;
+ torus_url = m_p->torus_content_url;
+ }
+ else if (!strcmp(name, "realm") && session_realm.length() == 0)
+ realm = value;
+ else if (!strcmp(name, "torus_url") && session_realm.length() == 0)
+ torus_url = value;
+ else if (name[0] == 'x' && name[1] == '-')
+ {
+ out_names[no_out_args] = name;
+ out_values[no_out_args++] = value;
+ }
+ else
+ {
+ BackendPtr notfound;
+ char *msg = (char*) odr_malloc(odr, strlen(name) + 30);
+ *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+ sprintf(msg, "zoom: bad database argument: %s", name);
+ *addinfo = msg;
+ return notfound;
+ }
+ }
+ if (proxy.length())
+ package.log("zoom", YLOG_LOG, "proxy: %s", proxy.c_str());
+
+ if (connection_reuse)
+ {
+ m_backend->connect("", error, addinfo, odr);
+ return m_backend;
+ }
+
+ if (torus_db.compare("IR-Explain---1") == 0)
+ return explain_search(package, database, error, addinfo, odr, torus_url,
+ torus_db, realm);
+
SearchablePtr sptr;
std::map<std::string,SearchablePtr>::iterator it;
it = m_p->s_map.find(torus_db);
if (it != m_p->s_map.end())
sptr = it->second;
- else if (m_p->torus_url.length() > 0)
+ else if (torus_url.length() > 0)
{
- xmlDoc *doc = mp::get_searchable(m_p->torus_url, torus_db, m_p->proxy);
+ std::string torus_addinfo;
+ std::string torus_query = "udb==" + torus_db;
+ xmlDoc *doc = mp::get_searchable(package,torus_url, torus_db,
+ torus_query,
+ realm, m_p->proxy,
+ torus_addinfo);
if (!doc)
{
- *error = YAZ_BIB1_DATABASE_DOES_NOT_EXIST;
- *addinfo = odr_strdup(odr, database.c_str());
+ *error = YAZ_BIB1_UNSPECIFIED_ERROR;
+ if (torus_addinfo.length())
+ *addinfo = odr_strdup(odr, torus_addinfo.c_str());
BackendPtr b;
return b;
}
const xmlNode *ptr = xmlDocGetRootElement(doc);
- if (ptr)
- { // presumably ptr is a records element node
- // parse first record in document
- for (ptr = ptr->children; ptr; ptr = ptr->next)
+ if (ptr && ptr->type == XML_ELEMENT_NODE)
+ {
+ if (!strcmp((const char *) ptr->name, "record"))
+ {
+ sptr = m_p->parse_torus_record(ptr);
+ }
+ else if (!strcmp((const char *) ptr->name, "records"))
{
- if (ptr->type == XML_ELEMENT_NODE
- && !strcmp((const char *) ptr->name, "record"))
+ for (ptr = ptr->children; ptr; ptr = ptr->next)
{
- if (sptr)
+ if (ptr->type == XML_ELEMENT_NODE
+ && !strcmp((const char *) ptr->name, "record"))
{
- *error = YAZ_BIB1_UNSPECIFIED_ERROR;
- *addinfo = (char*) odr_malloc(odr, 40 + database.length()),
- sprintf(*addinfo, "multiple records for udb=%s",
- database.c_str());
- xmlFreeDoc(doc);
- BackendPtr b;
- return b;
+ if (sptr)
+ {
+ *error = YAZ_BIB1_UNSPECIFIED_ERROR;
+ *addinfo = (char*)
+ odr_malloc(odr, 40 + torus_db.length());
+ sprintf(*addinfo, "multiple records for udb=%s",
+ database.c_str());
+ xmlFreeDoc(doc);
+ BackendPtr b;
+ return b;
+ }
+ sptr = m_p->parse_torus_record(ptr);
}
- sptr = m_p->parse_torus_record(ptr);
}
}
+ else
+ {
+ *error = YAZ_BIB1_UNSPECIFIED_ERROR;
+ *addinfo = (char*) odr_malloc(
+ odr, 40 + strlen((const char *) ptr->name));
+ sprintf(*addinfo, "bad root element for torus: %s", ptr->name);
+ xmlFreeDoc(doc);
+ BackendPtr b;
+ return b;
+ }
}
xmlFreeDoc(doc);
}
if (!sptr)
{
*error = YAZ_BIB1_DATABASE_DOES_NOT_EXIST;
- *addinfo = odr_strdup(odr, database.c_str());
+ *addinfo = odr_strdup(odr, torus_db.c_str());
BackendPtr b;
return b;
}
-
+
xsltStylesheetPtr xsp = 0;
if (sptr->transform_xsl_content.length())
{
if (!xsp_doc)
{
*error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
- *addinfo = (char *) odr_malloc(odr, 40);
- sprintf(*addinfo, "xmlParseMemory failed");
+ *addinfo = odr_strdup(odr, "zoom: xmlParseMemory failed "
+ "for literalTransform XSL");
BackendPtr b;
return b;
}
if (!xsp)
{
*error = YAZ_BIB1_DATABASE_DOES_NOT_EXIST;
- *addinfo = odr_strdup(odr, "xsltParseStylesheetDoc failed");
+ *addinfo =
+ odr_strdup(odr,"zoom: xsltParseStylesheetDoc failed "
+ "for literalTransform XSL");
BackendPtr b;
xmlFreeDoc(xsp_doc);
return b;
*error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
*addinfo = (char *)
odr_malloc(odr, 40 + sptr->transform_xsl_fname.length());
- sprintf(*addinfo, "File could not be read: %s",
+ sprintf(*addinfo, "zoom: could not open file %s",
sptr->transform_xsl_fname.c_str());
BackendPtr b;
return b;
if (!xsp_doc)
{
*error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
- *addinfo = (char *) odr_malloc(odr, 40 + fname.length());
- sprintf(*addinfo, "xmlParseFile failed. File: %s", fname.c_str());
+ *addinfo = (char *) odr_malloc(odr, 50 + fname.length());
+ sprintf(*addinfo, "zoom: xmlParseFile failed for file %s",
+ fname.c_str());
BackendPtr b;
return b;
}
xsp = xsltParseStylesheetDoc(xsp_doc);
if (!xsp)
{
- *error = YAZ_BIB1_DATABASE_DOES_NOT_EXIST;
- *addinfo = odr_strdup(odr, "xsltParseStylesheetDoc failed");
+ *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+ *addinfo = (char *) odr_malloc(odr, 50 + fname.length());
+ sprintf(*addinfo, "zoom: xsltParseStylesheetDoc failed "
+ "for file %s", fname.c_str());
BackendPtr b;
xmlFreeDoc(xsp_doc);
return b;
}
}
+ cql_transform_t cqlt = 0;
+ if (sptr->rpn2cql_fname.length())
+ {
+ char fullpath[1024];
+ char *cp = yaz_filepath_resolve(sptr->rpn2cql_fname.c_str(),
+ m_p->file_path.c_str(), 0, fullpath);
+ if (cp)
+ cqlt = cql_transform_open_fname(fullpath);
+ }
+ else
+ cqlt = cql_transform_create();
+
+ if (!cqlt)
+ {
+ *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+ *addinfo = odr_strdup(odr, "zoom: missing/invalid cql2rpn file");
+ BackendPtr b;
+ xsltFreeStylesheet(xsp);
+ return b;
+ }
+
m_backend.reset();
- BackendPtr b(new Backend(sptr));
+ BackendPtr b(new Backend);
+ b->cqlt = cqlt;
+ b->sptr = sptr;
b->xsp = xsp;
b->m_frontend_database = database;
+ b->enable_cproxy = param_nocproxy ? false : true;
- if (sptr->query_encoding.length())
+ if (param_retry)
+ b->retry_on_failure = param_retry;
+ else
+ b->retry_on_failure = b->sptr->retry_on_failure;
+
+ if (sptr->query_encoding.length())
b->set_option("rpnCharset", sptr->query_encoding);
- b->set_option("timeout", "40");
-
- if (m_p->apdu_log)
+ std::string extraArgs = sptr->extraArgs;
+
+ b->set_option("timeout", m_p->zoom_timeout.c_str());
+
+ if (m_p->apdu_log)
b->set_option("apdulog", "1");
- if (sptr->piggyback)
+ if (sptr->piggyback && sptr->sru.length())
b->set_option("count", "1"); /* some SRU servers INSIST on getting
maximumRecords > 0 */
b->set_option("piggyback", sptr->piggyback ? "1" : "0");
std::string authentication = sptr->authentication;
- std::string proxy = sptr->cfProxy;
-
- const char *param_user = 0;
- const char *param_password = 0;
- const char *param_proxy = 0;
- if (db_args.length())
+ if (param_user)
{
- char **names;
- char **values;
- int i;
- int no_parms = yaz_uri_to_array(db_args.c_str(),
- odr, &names, &values);
- for (i = 0; i < no_parms; i++)
- {
- const char *name = names[i];
- const char *value = values[i];
- if (!strcmp(name, "user"))
- param_user = value;
- else if (!strcmp(name, "password"))
- param_password = value;
- else if (!strcmp(name, "proxy"))
- param_proxy = value;
- else if (!strcmp(name, "cproxysession"))
- ;
- else
- {
- BackendPtr notfound;
- char *msg = (char*) odr_malloc(odr, strlen(name) + 30);
- *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
- sprintf(msg, "Bad database argument: %s", name);
- *addinfo = msg;
- return notfound;
- }
- }
- if (param_user)
- {
- authentication = std::string(param_user);
- if (param_password)
- authentication += "/" + std::string(param_password);
- }
- if (param_proxy)
- proxy = param_proxy;
+ authentication = std::string(param_user);
+ if (param_password)
+ authentication += "/" + std::string(param_password);
}
+ std::string content_authentication = sptr->contentAuthentication;
+ if (param_content_user)
+ {
+ content_authentication = std::string(param_content_user);
+ if (param_content_password)
+ content_authentication += "/" + std::string(param_content_password);
+ }
+
+ if (proxy.length() == 0)
+ proxy = sptr->cfProxy;
+ b->m_proxy = proxy;
if (sptr->cfAuth.length())
{
// A CF target
b->set_option("user", sptr->cfAuth);
- if (!param_user && !param_password && authentication.length())
+ if (param_user)
+ {
+ out_names[no_out_args] = "user";
+ out_values[no_out_args++] = odr_strdup(odr, param_user);
+ if (param_password)
+ {
+ out_names[no_out_args] = "password";
+ out_values[no_out_args++] = odr_strdup(odr, param_password);
+ }
+ }
+ else if (authentication.length())
{
- if (db_args.length())
- db_args += "&";
- // no database (auth) args specified already.. and the
- // Torus authentication has it.. Generate the args that CF
- // understands..
size_t found = authentication.find('/');
if (found != std::string::npos)
{
- db_args += "user=" +
- mp::util::uri_encode(authentication.substr(0, found))
- + "&password=" +
- mp::util::uri_encode(authentication.substr(found+1));
+ out_names[no_out_args] = "user";
+ out_values[no_out_args++] =
+ odr_strdup(odr, authentication.substr(0, found).c_str());
+
+ out_names[no_out_args] = "password";
+ out_values[no_out_args++] =
+ odr_strdup(odr, authentication.substr(found+1).c_str());
}
else
- db_args += "user=" + mp::util::uri_encode(authentication);
+ {
+ out_names[no_out_args] = "user";
+ out_values[no_out_args++] =
+ odr_strdup(odr, authentication.c_str());
+ }
}
- if (!param_proxy && proxy.length())
+ if (proxy.length())
{
- if (db_args.length())
- db_args += "&";
- db_args += "proxy=" + mp::util::uri_encode(proxy);
+ out_names[no_out_args] = "proxy";
+ out_values[no_out_args++] = odr_strdup(odr, proxy.c_str());
}
- if (sptr->cfSubDb.length())
+ if (sptr->cfSubDB.length())
{
- if (db_args.length())
- db_args += "&";
- db_args += "subdatabase=" + mp::util::uri_encode(sptr->cfSubDb);
+ out_names[no_out_args] = "subdatabase";
+ out_values[no_out_args++] = odr_strdup(odr, sptr->cfSubDB.c_str());
}
- }
- else
- {
- db_args.clear(); // no arguments to be passed (non-CF)
+ if (!param_nocproxy && b->sptr->contentConnector.length())
+ param_nocproxy = "1";
- size_t found = authentication.find('/');
-
- if (sptr->sru.length() && found != std::string::npos)
+ if (param_nocproxy)
{
- b->set_option("user", authentication.substr(0, found));
- b->set_option("password", authentication.substr(found+1));
+ out_names[no_out_args] = "nocproxy";
+ out_values[no_out_args++] = odr_strdup(odr, param_nocproxy);
}
- else
- b->set_option("user", authentication);
-
- if (proxy.length())
- b->set_option("proxy", proxy);
}
- if (b->sptr->contentConnector.length())
+ else
{
- char *fname = (char *) xmalloc(m_p->content_tmp_file.length() + 8);
- strcpy(fname, m_p->content_tmp_file.c_str());
- char *xx = strstr(fname, "XXXXXX");
- if (!xx)
- {
- xx = fname + strlen(fname);
- strcat(fname, "XXXXXX");
+ const char *auth = authentication.c_str();
+ const char *cp1 = strchr(auth, ' ');
+ if (!cp1 && sptr->sru.length())
+ cp1 = strchr(auth, '/');
+ if (!cp1)
+ {
+ /* Z39.50 user/password style, or no password for SRU */
+ b->set_option("user", auth);
}
- char tmp_char = xx[6];
- sprintf(xx, "%06d", ((unsigned) rand()) % 1000000);
- xx[6] = tmp_char;
-
- FILE *file = fopen(fname, "w");
- if (!file)
+ else
{
- yaz_log(YLOG_WARN|YLOG_ERRNO, "create %s", fname);
- *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
- *addinfo = (char *) odr_malloc(odr, 40 + strlen(fname));
- sprintf(*addinfo, "Could not create %s", fname);
- xfree(fname);
- BackendPtr backend_null;
- return backend_null;
+ /* now consider group as well */
+ const char *cp2 = strchr(cp1 + 1, ' ');
+
+ b->set_option("user", auth, cp1 - auth);
+ if (!cp2)
+ b->set_option("password", cp1 + 1);
+ else
+ {
+ b->set_option("group", cp1 + 1, cp2 - cp1 - 1);
+ b->set_option("password", cp2 + 1);
+ }
}
- b->content_session_id.assign(xx, 6);
- WRBUF w = wrbuf_alloc();
- wrbuf_puts(w, "#content_proxy\n");
- wrbuf_printf(w, "connector: %s\n", b->sptr->contentConnector.c_str());
- if (authentication.length())
- wrbuf_printf(w, "auth: %s\n", authentication.c_str());
+ if (sptr->authenticationMode.length())
+ b->set_option("authenticationMode", sptr->authenticationMode);
if (proxy.length())
- wrbuf_printf(w, "proxy: %s\n", proxy.c_str());
- if (sptr->cfProxy.length())
- wrbuf_printf(w, "cfproxy: %s\n", sptr->cfProxy.c_str());
-
- fwrite(wrbuf_buf(w), 1, wrbuf_len(w), file);
- fclose(file);
- yaz_log(YLOG_LOG, "file %s created\n", fname);
- xfree(fname);
+ b->set_option("proxy", proxy);
}
+ if (extraArgs.length())
+ b->set_option("extraArgs", extraArgs);
- std::string url;
+ std::string url(sptr->target);
if (sptr->sru.length())
{
- url = "http://" + sptr->target;
b->set_option("sru", sptr->sru);
+ if (url.find("://") == std::string::npos)
+ url = "http://" + url;
+ if (sptr->sru_version.length())
+ b->set_option("sru_version", sptr->sru_version);
}
- else
+ if (no_out_args)
{
- url = sptr->target;
+ char *x_args = 0;
+ out_names[no_out_args] = 0; // terminate list
+
+ yaz_array_to_uri(&x_args, odr, (char **) out_names,
+ (char **) out_values);
+ url += "," + std::string(x_args);
}
- if (db_args.length())
- url += "," + db_args;
- yaz_log(YLOG_LOG, "url=%s", url.c_str());
+ package.log("zoom", YLOG_LOG, "url: %s", url.c_str());
b->connect(url, error, addinfo, odr);
+ if (*error == 0 && b->enable_cproxy)
+ create_content_session(package, b, error, addinfo, odr,
+ content_authentication.length() ?
+ content_authentication : authentication,
+ content_proxy.length() ? content_proxy : proxy,
+ realm);
if (*error == 0)
- {
m_backend = b;
- }
return b;
}
const char *element_set_name,
bool &enable_pz2_retrieval,
bool &enable_pz2_transform,
+ bool &enable_record_transform,
bool &assume_marc8_charset)
-
{
char oid_name_str[OID_STR_MAX];
const char *syntax_name = 0;
-
+
if (preferredRecordSyntax &&
- !oid_oidcmp(preferredRecordSyntax, yaz_oid_recsyn_xml)
- && element_set_name)
+ !oid_oidcmp(preferredRecordSyntax, yaz_oid_recsyn_xml))
{
- if (!strcmp(element_set_name, m_p->element_transform.c_str()))
+ if (element_set_name &&
+ !strcmp(element_set_name, m_p->element_transform.c_str()))
{
enable_pz2_retrieval = true;
enable_pz2_transform = true;
}
- else if (!strcmp(element_set_name, m_p->element_raw.c_str()))
+ else if (element_set_name &&
+ !strcmp(element_set_name, m_p->element_raw.c_str()))
{
enable_pz2_retrieval = true;
}
+ else if (m_p->record_xsp)
+ {
+ enable_pz2_retrieval = true;
+ enable_pz2_transform = true;
+ enable_record_transform = true;
+ }
}
-
+
if (enable_pz2_retrieval)
{
std::string configured_request_syntax = b->sptr->request_syntax;
if (configured_request_syntax.length())
{
syntax_name = configured_request_syntax.c_str();
- const Odr_oid *syntax_oid =
+ const Odr_oid *syntax_oid =
yaz_string_to_oid(yaz_oid_std(), CLASS_RECSYN, syntax_name);
if (!oid_oidcmp(syntax_oid, yaz_oid_recsyn_usmarc)
|| !oid_oidcmp(syntax_oid, yaz_oid_recsyn_opac))
if (enable_pz2_retrieval)
{
- element_set_name = 0;
- if (b->sptr->element_set.length())
- element_set_name = b->sptr->element_set.c_str();
+ if (element_set_name && !strcmp(element_set_name,
+ m_p->element_passthru.c_str()))
+ ;
+ else
+ {
+ element_set_name = 0;
+ if (b->sptr->element_set.length())
+ element_set_name = b->sptr->element_set.c_str();
+ }
}
b->set_option("elementSetName", element_set_name);
b->set_option("schema", element_set_name);
}
-Z_Records *yf::Zoom::Frontend::get_records(Odr_int start,
+Z_Records *yf::Zoom::Frontend::get_explain_records(
+ mp::Package &package,
+ Odr_int start,
+ Odr_int number_to_present,
+ int *error,
+ char **addinfo,
+ Odr_int *number_of_records_returned,
+ ODR odr,
+ BackendPtr b,
+ Odr_oid *preferredRecordSyntax,
+ const char *element_set_name)
+{
+ Odr_int i;
+ Z_Records *records = 0;
+
+ if (!b->explain_doc)
+ {
+ return records;
+ }
+ if (number_to_present > 10000)
+ number_to_present = 10000;
+
+ xmlNode *ptr = xmlDocGetRootElement(b->explain_doc);
+
+ Z_NamePlusRecordList *npl = (Z_NamePlusRecordList *)
+ odr_malloc(odr, sizeof(*npl));
+ npl->records = (Z_NamePlusRecord **)
+ odr_malloc(odr, number_to_present * sizeof(*npl->records));
+
+ for (i = 0; i < number_to_present; i++)
+ {
+ int num = 0;
+ xmlNode *res = xml_node_search(ptr, &num, start + i + 1);
+ if (!res)
+ break;
+ xmlBufferPtr xml_buf = xmlBufferCreate();
+ xmlNode *tmp_node = xmlCopyNode(res->children, 1);
+ xmlNodeDump(xml_buf, tmp_node->doc, tmp_node, 0, 0);
+
+ Z_NamePlusRecord *npr =
+ (Z_NamePlusRecord *) odr_malloc(odr, sizeof(*npr));
+ npr->databaseName = odr_strdup(odr, b->m_frontend_database.c_str());
+ npr->which = Z_NamePlusRecord_databaseRecord;
+ npr->u.databaseRecord =
+ z_ext_record_xml(odr,
+ (const char *) xml_buf->content, xml_buf->use);
+ npl->records[i] = npr;
+ xmlFreeNode(tmp_node);
+ xmlBufferFree(xml_buf);
+ }
+ records = (Z_Records*) odr_malloc(odr, sizeof(*records));
+ records->which = Z_Records_DBOSD;
+ records->u.databaseOrSurDiagnostics = npl;
+
+ npl->num_records = i;
+ *number_of_records_returned = i;
+ return records;
+}
+
+
+Z_Records *yf::Zoom::Frontend::get_records(mp::Package &package,
+ Odr_int start,
Odr_int number_to_present,
int *error,
char **addinfo,
bool enable_pz2_retrieval = false; // whether target profile is used
bool enable_pz2_transform = false; // whether XSLT is used as well
bool assume_marc8_charset = false;
+ bool enable_record_transform = false;
prepare_elements(b, preferredRecordSyntax,
element_set_name,
enable_pz2_retrieval,
enable_pz2_transform,
+ enable_record_transform,
assume_marc8_charset);
+ package.log("zoom", YLOG_LOG, "pz2_retrieval: %s . pz2_transform: %s",
+ enable_pz2_retrieval ? "yes" : "no",
+ enable_pz2_transform ? "yes" : "no");
+
if (start < 0 || number_to_present <=0)
return records;
-
+
if (number_to_present > 10000)
number_to_present = 10000;
if (!*error)
{
for (i = 0; i < number_to_present; i++)
+ {
if (!recs[i])
break;
+
+ const char *addinfo;
+ int sur_error = ZOOM_record_error(recs[i], 0 /* msg */,
+ &addinfo, 0 /* diagset */);
+ if (sur_error ==
+ YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS && addinfo &&
+ !strcmp(addinfo,
+ "ZOOM C generated. Present phase and no records"))
+ break;
+ }
}
if (i > 0)
{ // only return records if no error and at least one record
+
+ const char *xsl_parms[3];
+ mp::wrbuf cproxy_host;
+
+ if (b->enable_cproxy && b->cproxy_host.length())
+ {
+ wrbuf_puts(cproxy_host, "\"");
+ wrbuf_puts(cproxy_host, b->cproxy_host.c_str());
+ wrbuf_puts(cproxy_host, "/\"");
+
+ xsl_parms[0] = "cproxyhost";
+ xsl_parms[1] = wrbuf_cstr(cproxy_host);
+ xsl_parms[2] = 0;
+ }
+ else
+ {
+ xsl_parms[0] = 0;
+ }
+
char *odr_database = odr_strdup(odr,
b->m_frontend_database.c_str());
Z_NamePlusRecordList *npl = (Z_NamePlusRecordList *)
npl->num_records = i;
npl->records = (Z_NamePlusRecord **)
odr_malloc(odr, i * sizeof(*npl->records));
- for (i = 0; i < number_to_present; i++)
+ for (i = 0; i < npl->num_records; i++)
{
Z_NamePlusRecord *npr = 0;
const char *addinfo;
+
int sur_error = ZOOM_record_error(recs[i], 0 /* msg */,
&addinfo, 0 /* diagset */);
-
+
if (sur_error)
{
+ log_diagnostic(package, sur_error, addinfo);
npr = zget_surrogateDiagRec(odr, odr_database, sur_error,
addinfo);
}
strcat(rec_type_str, "; charset=");
strcat(rec_type_str, record_encoding);
}
-
+
+ package.log("zoom", YLOG_LOG, "Getting record of type %s",
+ rec_type_str);
int rec_len;
xmlChar *xmlrec_buf = 0;
const char *rec_buf = ZOOM_record_get(recs[i], rec_type_str,
{
std::string addinfo("ZOOM_record_get failed for type ");
+ int error = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
addinfo += rec_type_str;
- npr = zget_surrogateDiagRec(
- odr, odr_database,
- YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS,
- addinfo.c_str());
+ log_diagnostic(package, error, addinfo.c_str());
+ npr = zget_surrogateDiagRec(odr, odr_database,
+ error, addinfo.c_str());
+ }
+ else
+ {
+ package.log_write(rec_buf, rec_len);
+ package.log_write("\r\n", 2);
}
if (rec_buf && b->xsp && enable_pz2_transform)
xmlDoc *rec_doc = xmlParseMemory(rec_buf, rec_len);
if (!rec_doc)
{
+ const char *addinfo = "xml parse failed for record";
+ int error = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
+ log_diagnostic(package, error, addinfo);
npr = zget_surrogateDiagRec(
- odr, odr_database,
- YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS,
- "xml parse failed for record");
+ odr, odr_database, error, addinfo);
}
else
- {
- xmlDoc *rec_res =
- xsltApplyStylesheet(b->xsp, rec_doc, 0);
+ {
+ // first stage XSLT - per target
+ xsltStylesheetPtr xsp = b->xsp;
+ xmlDoc *rec_res = xsltApplyStylesheet(xsp, rec_doc,
+ xsl_parms);
+ // insert generated-url
+ if (rec_res)
+ {
+ std::string res =
+ mp::xml::url_recipe_handle(rec_res,
+ b->sptr->urlRecipe);
+ if (res.length())
+ {
+ xmlNode *ptr = xmlDocGetRootElement(rec_res);
+ while (ptr && ptr->type != XML_ELEMENT_NODE)
+ ptr = ptr->next;
+ xmlNode *c =
+ xmlNewChild(ptr, 0, BAD_CAST "metadata", 0);
+ xmlNewProp(c, BAD_CAST "type", BAD_CAST
+ "generated-url");
+ xmlNode * t = xmlNewText(BAD_CAST res.c_str());
+ xmlAddChild(c, t);
+ }
+ }
+ // second stage XSLT - common
+ if (rec_res && m_p->record_xsp &&
+ enable_record_transform)
+ {
+ xmlDoc *tmp_doc = rec_res;
+ xsp = m_p->record_xsp;
+ rec_res = xsltApplyStylesheet(xsp, tmp_doc,
+ xsl_parms);
+ xmlFreeDoc(tmp_doc);
+ }
+ // get result out of it
if (rec_res)
{
xsltSaveResultToString(&xmlrec_buf, &rec_len,
- rec_res, b->xsp);
+ rec_res, xsp);
rec_buf = (const char *) xmlrec_buf;
+ package.log_write(rec_buf, rec_len);
xmlFreeDoc(rec_res);
}
if (!rec_buf)
{
std::string addinfo;
+ int error =
+ YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
addinfo = "xslt apply failed for "
+ b->sptr->transform_xsl_fname;
+ log_diagnostic(package, error, addinfo.c_str());
npr = zget_surrogateDiagRec(
- odr, odr_database,
- YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS,
- addinfo.c_str());
+ odr, odr_database, error, addinfo.c_str());
}
xmlFreeDoc(rec_doc);
}
}
- if (rec_buf)
- {
- xmlDoc *doc = xmlParseMemory(rec_buf, rec_len);
- std::string res =
- mp::xml::url_recipe_handle(doc, b->sptr->urlRecipe);
- if (res.length() && b->content_session_id.length())
- {
- size_t off = res.find_first_of("://");
- if (off != std::string::npos)
- {
- char tmp[1024];
- sprintf(tmp, "%s.%s/",
- b->content_session_id.c_str(),
- m_p->content_proxy_server.c_str());
- res.insert(off + 3, tmp);
- }
- }
- if (res.length())
- {
- xmlNode *ptr = xmlDocGetRootElement(doc);
- while (ptr && ptr->type != XML_ELEMENT_NODE)
- ptr = ptr->next;
- xmlNode *c =
- xmlNewChild(ptr, 0, BAD_CAST "metadata", 0);
- xmlNewProp(c, BAD_CAST "type", BAD_CAST
- "generated-url");
- xmlNode * t = xmlNewText(BAD_CAST res.c_str());
- xmlAddChild(c, t);
-
- if (xmlrec_buf)
- xmlFree(xmlrec_buf);
-
- xmlDocDumpMemory(doc, &xmlrec_buf, &rec_len);
- rec_buf = (const char *) xmlrec_buf;
- }
- xmlFreeDoc(doc);
- }
if (!npr)
{
if (!rec_buf)
npr = zget_surrogateDiagRec(
- odr, odr_database,
+ odr, odr_database,
YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS,
rec_type_str);
else
else
{
npr = zget_surrogateDiagRec(
- odr, odr_database,
+ odr, odr_database,
YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS,
"ZOOM_record, type ext");
}
return r;
}
+void yf::Zoom::Frontend::log_diagnostic(mp::Package &package,
+ int error, const char *addinfo)
+{
+ const char *err_msg = yaz_diag_bib1_str(error);
+ if (addinfo)
+ package.log("zoom", YLOG_WARN, "Diagnostic %d %s: %s",
+ error, err_msg, addinfo);
+ else
+ package.log("zoom", YLOG_WARN, "Diagnostic %d %s:",
+ error, err_msg);
+}
+
+yf::Zoom::BackendPtr yf::Zoom::Frontend::explain_search(mp::Package &package,
+ std::string &database,
+ int *error,
+ char **addinfo,
+ mp::odr &odr,
+ std::string torus_url,
+ std::string &torus_db,
+ std::string &realm)
+{
+ m_backend.reset();
+
+ BackendPtr b(new Backend);
+
+ b->m_frontend_database = database;
+ b->enable_explain = true;
+
+ Z_GDU *gdu = package.request().get();
+ Z_APDU *apdu_req = gdu->u.z3950;
+ Z_SearchRequest *sr = apdu_req->u.searchRequest;
+ Z_Query *query = sr->query;
+
+ if (!m_p->explain_xsp)
+ {
+ *error = YAZ_BIB1_UNSPECIFIED_ERROR;
+ *addinfo =
+ odr_strdup(odr, "IR-Explain---1 unsupported. "
+ "Torus explain_xsl not defined");
+ return m_backend;
+ }
+ else if (query->which == Z_Query_type_104 &&
+ query->u.type_104->which == Z_External_CQL)
+ {
+ std::string torus_addinfo;
+ std::string torus_query(query->u.type_104->u.cql);
+ xmlDoc *doc = mp::get_searchable(package, torus_url, "",
+ torus_query,
+ realm, m_p->proxy,
+ torus_addinfo);
+ if (m_p->explain_xsp)
+ {
+ xmlDoc *rec_res = xsltApplyStylesheet(m_p->explain_xsp, doc, 0);
+
+ xmlFreeDoc(doc);
+ doc = rec_res;
+ }
+ if (!doc)
+ {
+ *error = YAZ_BIB1_UNSPECIFIED_ERROR;
+ if (torus_addinfo.length())
+ *addinfo = odr_strdup(odr, torus_addinfo.c_str());
+ }
+ else
+ {
+ xmlNode *ptr = xmlDocGetRootElement(doc);
+ int hits = 0;
+
+ xml_node_search(ptr, &hits, 0);
+
+ Z_APDU *apdu_res = odr.create_searchResponse(apdu_req, 0, 0);
+ apdu_res->u.searchResponse->resultCount = odr_intdup(odr, hits);
+ package.response() = apdu_res;
+ m_backend = b;
+ }
+ if (b->explain_doc)
+ xmlFreeDoc(b->explain_doc);
+ b->explain_doc = doc;
+ return m_backend;
+ }
+ else
+ {
+ *error = YAZ_BIB1_QUERY_TYPE_UNSUPP;
+ *addinfo = odr_strdup(odr, "IR-Explain---1 only supports CQL");
+ return m_backend;
+ }
+}
+
+static bool wait_conn(COMSTACK cs, int secs)
+{
+ struct yaz_poll_fd pfd;
+
+ yaz_poll_add(pfd.input_mask, yaz_poll_except);
+ if (cs->io_pending & CS_WANT_WRITE)
+ yaz_poll_add(pfd.input_mask, yaz_poll_write);
+ if (cs->io_pending & CS_WANT_READ)
+ yaz_poll_add(pfd.input_mask, yaz_poll_read);
+
+ pfd.fd = cs_fileno(cs);
+ pfd.client_data = 0;
+
+ int ret = yaz_poll(&pfd, 1, secs, 0);
+ return ret > 0;
+}
+
+bool yf::Zoom::Impl::check_proxy(const char *proxy)
+{
+ COMSTACK conn = 0;
+ const char *uri = "http://localhost/";
+ void *add;
+ mp::odr odr;
+ bool outcome = false;
+ conn = cs_create_host_proxy(uri, 0, &add, proxy);
+
+ if (!conn)
+ return false;
+
+ Z_GDU *gdu = z_get_HTTP_Request_uri(odr, uri, 0, 1);
+ gdu->u.HTTP_Request->method = odr_strdup(odr, "GET");
+
+ if (z_GDU(odr, &gdu, 0, 0))
+ {
+ int len;
+ char *buf = odr_getbuf(odr, &len, 0);
+
+ int ret = cs_connect(conn, add);
+ if (ret > 0 || (ret == 0 && wait_conn(conn, 1)))
+ {
+ while (1)
+ {
+ ret = cs_put(conn, buf, len);
+ if (ret != 1)
+ break;
+ if (!wait_conn(conn, proxy_timeout))
+ break;
+ }
+ if (ret == 0)
+ outcome = true;
+ }
+ }
+ cs_close(conn);
+ return outcome;
+}
+
+bool yf::Zoom::Frontend::retry(mp::Package &package,
+ mp::odr &odr,
+ BackendPtr b,
+ int &error, char **addinfo,
+ int &proxy_step, int &same_retries,
+ int &proxy_retries)
+{
+ if (b && b->m_proxy.length() && !m_p->check_proxy(b->m_proxy.c_str()))
+ {
+ log_diagnostic(package, error, *addinfo);
+ package.log("zoom", YLOG_LOG, "proxy %s fails", b->m_proxy.c_str());
+ m_backend.reset();
+ if (proxy_step) // there is a failover
+ {
+ proxy_retries++;
+ package.log("zoom", YLOG_WARN, "search failed: trying next proxy");
+ return true;
+ }
+ error = YAZ_BIB1_PROXY_FAILURE;
+ *addinfo = odr_strdup(odr, b->m_proxy.c_str());
+ }
+ else if (b && b->retry_on_failure.compare("0")
+ && same_retries == 0 && proxy_retries == 0)
+ {
+ log_diagnostic(package, error, *addinfo);
+ same_retries++;
+ package.log("zoom", YLOG_WARN, "search failed: retry");
+ m_backend.reset();
+ proxy_step = 0;
+ return true;
+ }
+ return false;
+}
+
void yf::Zoom::Frontend::handle_search(mp::Package &package)
{
Z_GDU *gdu = package.request().get();
Z_SearchRequest *sr = apdu_req->u.searchRequest;
if (sr->num_databaseNames != 1)
{
- apdu_res = odr.create_searchResponse(
- apdu_req, YAZ_BIB1_TOO_MANY_DATABASES_SPECIFIED, 0);
+ int error = YAZ_BIB1_TOO_MANY_DATABASES_SPECIFIED;
+ log_diagnostic(package, error, 0);
+ apdu_res = odr.create_searchResponse(apdu_req, error, 0);
package.response() = apdu_res;
return;
}
+ int proxy_step = 0;
+ int same_retries = 0;
+ int proxy_retries = 0;
+
+next_proxy:
int error = 0;
char *addinfo = 0;
std::string db(sr->databaseNames[0]);
- BackendPtr b = get_backend_from_databases(db, &error, &addinfo, odr);
+
+ BackendPtr b = get_backend_from_databases(package, db, &error,
+ &addinfo, odr, &proxy_step);
+ if (error)
+ {
+ if (retry(package, odr, b, error, &addinfo, proxy_step,
+ same_retries, proxy_retries))
+ goto next_proxy;
+ }
if (error)
{
- apdu_res =
- odr.create_searchResponse(apdu_req, error, addinfo);
+ log_diagnostic(package, error, addinfo);
+ apdu_res = odr.create_searchResponse(apdu_req, error, addinfo);
package.response() = apdu_res;
return;
}
+ if (!b || b->enable_explain)
+ return;
b->set_option("setname", "default");
bool enable_pz2_retrieval = false;
bool enable_pz2_transform = false;
+ bool enable_record_transform = false;
bool assume_marc8_charset = false;
prepare_elements(b, sr->preferredRecordSyntax, 0 /*element_set_name */,
enable_pz2_retrieval,
enable_pz2_transform,
+ enable_record_transform,
assume_marc8_charset);
Odr_int hits = 0;
Z_Query *query = sr->query;
- WRBUF ccl_wrbuf = 0;
- WRBUF pqf_wrbuf = 0;
+ mp::wrbuf ccl_wrbuf;
+ mp::wrbuf pqf_wrbuf;
std::string sortkeys;
if (query->which == Z_Query_type_1 || query->which == Z_Query_type_101)
{
// RPN
- pqf_wrbuf = wrbuf_alloc();
yaz_rpnquery_to_wrbuf(pqf_wrbuf, query->u.type_1);
}
else if (query->which == Z_Query_type_2)
{
// CCL
- ccl_wrbuf = wrbuf_alloc();
wrbuf_write(ccl_wrbuf, (const char *) query->u.type_2->buf,
query->u.type_2->len);
}
const char *cql = query->u.type_104->u.cql;
CQL_parser cp = cql_parser_create();
int r = cql_parser_string(cp, cql);
+ package.log("zoom", YLOG_LOG, "CQL: %s", cql);
if (r)
{
cql_parser_destroy(cp);
- apdu_res =
- odr.create_searchResponse(apdu_req,
- YAZ_BIB1_MALFORMED_QUERY,
- "CQL syntax error");
+ error = YAZ_BIB1_MALFORMED_QUERY;
+ const char *addinfo = "CQL syntax error";
+ log_diagnostic(package, error, addinfo);
+ apdu_res =
+ odr.create_searchResponse(apdu_req, error, addinfo);
package.response() = apdu_res;
return;
}
if (cn_error)
{
// hopefully we are getting a ptr to a index+relation+term node
+ error = YAZ_BIB1_UNSUPP_USE_ATTRIBUTE;
addinfo = 0;
if (cn_error->which == CQL_NODE_ST)
addinfo = cn_error->u.st.index;
- apdu_res =
- odr.create_searchResponse(apdu_req,
- YAZ_BIB1_UNSUPP_USE_ATTRIBUTE,
- addinfo);
+ log_diagnostic(package, error, addinfo);
+ apdu_res = odr.create_searchResponse(apdu_req, error, addinfo);
package.response() = apdu_res;
+ cql_parser_destroy(cp);
return;
}
- char ccl_buf[1024];
-
- r = cql_to_ccl_buf(cn, ccl_buf, sizeof(ccl_buf));
- if (r == 0)
+ r = cql_to_ccl(cn, wrbuf_vp_puts, ccl_wrbuf);
+ if (r)
{
- ccl_wrbuf = wrbuf_alloc();
- wrbuf_puts(ccl_wrbuf, ccl_buf);
-
- WRBUF sru_sortkeys_wrbuf = wrbuf_alloc();
+ error = YAZ_BIB1_MALFORMED_QUERY;
+ const char *addinfo = "CQL to CCL conversion error";
- cql_sortby_to_sortkeys(cn, wrbuf_vp_puts, sru_sortkeys_wrbuf);
- WRBUF sort_spec_wrbuf = wrbuf_alloc();
- yaz_srw_sortkeys_to_sort_spec(wrbuf_cstr(sru_sortkeys_wrbuf),
- sort_spec_wrbuf);
- wrbuf_destroy(sru_sortkeys_wrbuf);
+ log_diagnostic(package, error, addinfo);
+ apdu_res = odr.create_searchResponse(apdu_req, error, addinfo);
+ package.response() = apdu_res;
+ cql_parser_destroy(cp);
+ return;
+ }
- yaz_tok_cfg_t tc = yaz_tok_cfg_create();
- yaz_tok_parse_t tp =
- yaz_tok_parse_buf(tc, wrbuf_cstr(sort_spec_wrbuf));
- yaz_tok_cfg_destroy(tc);
+ mp::wrbuf sru_sortkeys_wrbuf;
+ if (cql_sortby_to_sortkeys(cn, wrbuf_vp_puts, sru_sortkeys_wrbuf))
+ {
+ error = YAZ_BIB1_ILLEGAL_SORT_RELATION;
+ const char *addinfo = "CQL to CCL sortby conversion";
- /* go through sortspec and map fields */
- int token = yaz_tok_move(tp);
- while (token != YAZ_TOK_EOF)
+ log_diagnostic(package, error, addinfo);
+ apdu_res = odr.create_searchResponse(apdu_req, error, addinfo);
+ package.response() = apdu_res;
+ cql_parser_destroy(cp);
+ return;
+ }
+ mp::wrbuf sort_spec_wrbuf;
+ yaz_srw_sortkeys_to_sort_spec(wrbuf_cstr(sru_sortkeys_wrbuf),
+ sort_spec_wrbuf);
+ yaz_tok_cfg_t tc = yaz_tok_cfg_create();
+ yaz_tok_parse_t tp =
+ yaz_tok_parse_buf(tc, wrbuf_cstr(sort_spec_wrbuf));
+ yaz_tok_cfg_destroy(tc);
+
+ /* go through sortspec and map fields */
+ int token = yaz_tok_move(tp);
+ while (token != YAZ_TOK_EOF)
+ {
+ if (token == YAZ_TOK_STRING)
+ {
+ const char *field = yaz_tok_parse_string(tp);
+ std::map<std::string,std::string>::iterator it;
+ it = b->sptr->sortmap.find(field);
+ if (it != b->sptr->sortmap.end())
+ sortkeys += it->second;
+ else
+ sortkeys += field;
+ }
+ sortkeys += " ";
+ token = yaz_tok_move(tp);
+ if (token == YAZ_TOK_STRING)
+ {
+ sortkeys += yaz_tok_parse_string(tp);
+ }
+ if (token != YAZ_TOK_EOF)
{
- if (token == YAZ_TOK_STRING)
- {
- const char *field = yaz_tok_parse_string(tp);
- std::map<std::string,std::string>::iterator it;
- it = b->sptr->sortmap.find(field);
- if (it != b->sptr->sortmap.end())
- sortkeys += it->second;
- else
- sortkeys += field;
- }
sortkeys += " ";
token = yaz_tok_move(tp);
- if (token == YAZ_TOK_STRING)
- {
- sortkeys += yaz_tok_parse_string(tp);
- }
- if (token != YAZ_TOK_EOF)
- {
- sortkeys += " ";
- token = yaz_tok_move(tp);
- }
}
- yaz_tok_parse_destroy(tp);
- wrbuf_destroy(sort_spec_wrbuf);
}
+ yaz_tok_parse_destroy(tp);
cql_parser_destroy(cp);
- if (r)
- {
- apdu_res =
- odr.create_searchResponse(apdu_req,
- YAZ_BIB1_MALFORMED_QUERY,
- "CQL to CCL conversion error");
- package.response() = apdu_res;
- return;
- }
}
else
{
- apdu_res =
- odr.create_searchResponse(apdu_req, YAZ_BIB1_QUERY_TYPE_UNSUPP, 0);
+ error = YAZ_BIB1_QUERY_TYPE_UNSUPP;
+ const char *addinfo = 0;
+ log_diagnostic(package, error, addinfo);
+ apdu_res = odr.create_searchResponse(apdu_req, error, addinfo);
package.response() = apdu_res;
return;
}
- if (ccl_wrbuf)
+ if (ccl_wrbuf.len())
{
// CCL to PQF
- assert(pqf_wrbuf == 0);
+ assert(pqf_wrbuf.len() == 0);
int cerror, cpos;
struct ccl_rpn_node *cn;
- yaz_log(YLOG_LOG, "CCL: %s", wrbuf_cstr(ccl_wrbuf));
+ package.log("zoom", YLOG_LOG, "CCL: %s", wrbuf_cstr(ccl_wrbuf));
cn = ccl_find_str(b->sptr->ccl_bibset, wrbuf_cstr(ccl_wrbuf),
&cerror, &cpos);
- wrbuf_destroy(ccl_wrbuf);
if (!cn)
{
- char *addinfo = odr_strdup(odr, ccl_err_msg(cerror));
- int z3950_diag = YAZ_BIB1_MALFORMED_QUERY;
+ char *addinfo = odr_strdup_null(odr, ccl_err_msg(cerror));
+ error = YAZ_BIB1_MALFORMED_QUERY;
switch (cerror)
{
case CCL_ERR_UNKNOWN_QUAL:
- z3950_diag = YAZ_BIB1_UNSUPP_USE_ATTRIBUTE;
- break;
- case CCL_ERR_TRUNC_NOT_LEFT:
+ case CCL_ERR_TRUNC_NOT_LEFT:
case CCL_ERR_TRUNC_NOT_RIGHT:
case CCL_ERR_TRUNC_NOT_BOTH:
- z3950_diag = YAZ_BIB1_UNSUPP_TRUNCATION_ATTRIBUTE;
+#ifdef CCL_ERR_TRUNC_NOT_EMBED
+ case CCL_ERR_TRUNC_NOT_EMBED:
+#endif
+#ifdef CCL_ERR_TRUNC_NOT_SINGLE
+ case CCL_ERR_TRUNC_NOT_SINGLE:
+#endif
+ error = YAZ_BIB1_UNSUPP_SEARCH;
break;
}
- apdu_res =
- odr.create_searchResponse(apdu_req, z3950_diag, addinfo);
+ log_diagnostic(package, error, addinfo);
+ apdu_res = odr.create_searchResponse(apdu_req, error, addinfo);
package.response() = apdu_res;
return;
}
- pqf_wrbuf = wrbuf_alloc();
ccl_pquery(pqf_wrbuf, cn);
- yaz_log(YLOG_LOG, "RPN: %s", wrbuf_cstr(pqf_wrbuf));
+ package.log("zoom", YLOG_LOG, "RPN: %s", wrbuf_cstr(pqf_wrbuf));
ccl_rpn_delete(cn);
}
-
- assert(pqf_wrbuf);
+
+ assert(pqf_wrbuf.len());
ZOOM_query q = ZOOM_query_create();
ZOOM_query_sortby2(q, b->sptr->sortStrategy.c_str(), sortkeys.c_str());
+ Z_FacetList *fl = 0;
+
+ // Facets for request.. And later for reponse
+ if (!fl)
+ fl = yaz_oi_get_facetlist(&sr->otherInfo);
+ if (!fl)
+ fl = yaz_oi_get_facetlist(&sr->additionalSearchInfo);
+
if (b->get_option("sru"))
{
- int status = 0;
Z_RPNQuery *zquery;
zquery = p_query_rpn(odr, wrbuf_cstr(pqf_wrbuf));
- WRBUF wrb = wrbuf_alloc();
-
+ mp::wrbuf wrb_cql;
+ mp::wrbuf wrb_addinfo;
+
if (!strcmp(b->get_option("sru"), "solr"))
- {
- solr_transform_t cqlt = solr_transform_create();
-
- status = solr_transform_rpn2solr_wrbuf(cqlt, wrb, zquery);
-
- solr_transform_close(cqlt);
- }
+ error = solr_transform_rpn2solr_stream_r(b->cqlt, wrb_addinfo,
+ wrbuf_vp_puts, wrb_cql,
+ zquery);
else
- {
- cql_transform_t cqlt = cql_transform_create();
-
- status = cql_transform_rpn2cql_wrbuf(cqlt, wrb, zquery);
-
- cql_transform_close(cqlt);
- }
- if (status == 0)
- {
- ZOOM_query_cql(q, wrbuf_cstr(wrb));
- yaz_log(YLOG_LOG, "CQL: %s", wrbuf_cstr(wrb));
- b->search(q, &hits, &error, &addinfo, odr);
- }
- ZOOM_query_destroy(q);
-
- wrbuf_destroy(wrb);
- wrbuf_destroy(pqf_wrbuf);
- if (status)
- {
- apdu_res =
- odr.create_searchResponse(apdu_req, YAZ_BIB1_MALFORMED_QUERY,
- "can not convert from RPN to CQL/SOLR");
+ error = cql_transform_rpn2cql_stream_r(b->cqlt, wrb_addinfo,
+ wrbuf_vp_puts, wrb_cql,
+ zquery);
+ if (error)
+ {
+ log_diagnostic(package, error, wrb_addinfo.c_str_null());
+ apdu_res = odr.create_searchResponse(apdu_req, error,
+ wrb_addinfo.c_str_null());
package.response() = apdu_res;
return;
}
+ ZOOM_query_cql(q, wrb_cql.c_str());
+ package.log("zoom", YLOG_LOG, "search CQL: %s", wrb_cql.c_str());
+ b->search(q, &hits, &error, &addinfo, &fl, odr);
+ ZOOM_query_destroy(q);
}
else
{
- ZOOM_query_prefix(q, wrbuf_cstr(pqf_wrbuf));
- yaz_log(YLOG_LOG, "search PQF: %s", wrbuf_cstr(pqf_wrbuf));
- b->search(q, &hits, &error, &addinfo, odr);
+ ZOOM_query_prefix(q, pqf_wrbuf.c_str());
+ package.log("zoom", YLOG_LOG, "search PQF: %s", pqf_wrbuf.c_str());
+ b->search(q, &hits, &error, &addinfo, &fl, odr);
ZOOM_query_destroy(q);
- wrbuf_destroy(pqf_wrbuf);
+ }
+
+ if (error)
+ {
+ if (retry(package, odr, b, error, &addinfo, proxy_step,
+ same_retries, proxy_retries))
+ goto next_proxy;
}
const char *element_set_name = 0;
Odr_int number_to_present = 0;
if (!error)
mp::util::piggyback_sr(sr, hits, number_to_present, &element_set_name);
-
+
Odr_int number_of_records_returned = 0;
Z_Records *records = get_records(
+ package,
0, number_to_present, &error, &addinfo,
&number_of_records_returned, odr, b, sr->preferredRecordSyntax,
element_set_name);
+ if (error)
+ log_diagnostic(package, error, addinfo);
apdu_res = odr.create_searchResponse(apdu_req, error, addinfo);
if (records)
{
odr_intdup(odr, number_of_records_returned);
}
apdu_res->u.searchResponse->resultCount = odr_intdup(odr, hits);
+ if (fl)
+ yaz_oi_set_facetlist(&apdu_res->u.searchResponse->additionalSearchInfo,
+ odr, fl);
package.response() = apdu_res;
}
if (comp && comp->which != Z_RecordComp_simple)
{
package.response() = odr.create_presentResponse(
- apdu_req,
+ apdu_req,
YAZ_BIB1_PRESENT_COMP_SPEC_PARAMETER_UNSUPP, 0);
return;
}
Odr_int number_of_records_returned = 0;
int error = 0;
char *addinfo = 0;
- Z_Records *records = get_records(
- *pr->resultSetStartPoint - 1, *pr->numberOfRecordsRequested,
- &error, &addinfo, &number_of_records_returned, odr, m_backend,
- pr->preferredRecordSyntax, element_set_name);
- apdu_res = odr.create_presentResponse(apdu_req, error, addinfo);
- if (records)
+ if (m_backend->enable_explain)
{
- apdu_res->u.presentResponse->records = records;
- apdu_res->u.presentResponse->numberOfRecordsReturned =
- odr_intdup(odr, number_of_records_returned);
+ Z_Records *records =
+ get_explain_records(
+ package,
+ *pr->resultSetStartPoint - 1, *pr->numberOfRecordsRequested,
+ &error, &addinfo, &number_of_records_returned, odr, m_backend,
+ pr->preferredRecordSyntax, element_set_name);
+
+ apdu_res = odr.create_presentResponse(apdu_req, error, addinfo);
+ if (records)
+ {
+ apdu_res->u.presentResponse->records = records;
+ apdu_res->u.presentResponse->numberOfRecordsReturned =
+ odr_intdup(odr, number_of_records_returned);
+ }
+ package.response() = apdu_res;
+ }
+ else
+ {
+ Z_Records *records =
+ get_records(package,
+ *pr->resultSetStartPoint - 1, *pr->numberOfRecordsRequested,
+ &error, &addinfo, &number_of_records_returned, odr, m_backend,
+ pr->preferredRecordSyntax, element_set_name);
+
+ apdu_res = odr.create_presentResponse(apdu_req, error, addinfo);
+ if (records)
+ {
+ apdu_res->u.presentResponse->records = records;
+ apdu_res->u.presentResponse->numberOfRecordsReturned =
+ odr_intdup(odr, number_of_records_returned);
+ }
+ package.response() = apdu_res;
}
- package.response() = apdu_res;
}
void yf::Zoom::Frontend::handle_package(mp::Package &package)
else if (gdu->which == Z_GDU_Z3950)
{
Z_APDU *apdu_req = gdu->u.z3950;
+
+ if (m_backend)
+ wrbuf_rewind(m_backend->m_apdu_wrbuf);
if (apdu_req->which == Z_APDU_initRequest)
{
mp::odr odr;
"zoom filter cannot handle this APDU");
package.session().close();
}
+ if (m_backend)
+ {
+ WRBUF w = m_backend->m_apdu_wrbuf;
+ package.log_write(wrbuf_buf(w), wrbuf_len(w));
+ }
}
else
{
}
}
+std::string escape_cql_term(std::string inp)
+{
+ std::string res;
+ size_t l = inp.length();
+ size_t i;
+ for (i = 0; i < l; i++)
+ {
+ if (strchr("*?^\"", inp[i]))
+ res += "\\";
+ res += inp[i];
+ }
+ return res;
+}
+
+void yf::Zoom::Frontend::auth(mp::Package &package, Z_InitRequest *req,
+ int *error, char **addinfo, ODR odr)
+{
+ if (m_p->torus_auth_url.length() == 0)
+ return;
+
+ std::string user;
+ std::string password;
+ if (req->idAuthentication)
+ {
+ Z_IdAuthentication *auth = req->idAuthentication;
+ switch (auth->which)
+ {
+ case Z_IdAuthentication_open:
+ if (auth->u.open)
+ {
+ const char *cp = strchr(auth->u.open, '/');
+ if (cp)
+ {
+ user.assign(auth->u.open, cp - auth->u.open);
+ password.assign(cp + 1);
+ }
+ }
+ break;
+ case Z_IdAuthentication_idPass:
+ if (auth->u.idPass->userId)
+ user.assign(auth->u.idPass->userId);
+ if (auth->u.idPass->password)
+ password.assign(auth->u.idPass->password);
+ break;
+ }
+ }
+
+ Z_OtherInformation **oi = &req->otherInfo;
+ const char *ip_cstr =
+ yaz_oi_get_string_oid(oi, yaz_oid_userinfo_client_ip, 1, 0);
+ std::string ip;
+ if (ip_cstr)
+ ip = ip_cstr;
+ else
+ ip = package.origin().get_address();
+
+ yaz_log(YLOG_LOG, "IP=%s", ip.c_str());
+
+ {
+ NMEM nmem = nmem_create();
+ char **darray;
+ int i, num;
+ nmem_strsplit_blank(nmem, m_p->torus_allow_ip.c_str(), &darray, &num);
+ for (i = 0; i < num; i++)
+ {
+ yaz_log(YLOG_LOG, "check against %s+%s", darray[i], ip.c_str());
+ if (yaz_match_glob(darray[i], ip.c_str()))
+ break;
+ }
+ nmem_destroy(nmem);
+ if (i < num)
+ return; /* allow this IP */
+ }
+ std::string torus_query;
+ int failure_code;
+
+ if (user.length() && password.length())
+ {
+ torus_query = "userName==\"" + escape_cql_term(user) +
+ "\" and password==\"" + escape_cql_term(password) + "\"";
+ failure_code = YAZ_BIB1_INIT_AC_BAD_USERID_AND_OR_PASSWORD;
+ }
+ else
+ {
+ torus_query = "ipRanges encloses/net.ipaddress \"";
+ torus_query += escape_cql_term(std::string(ip));
+ torus_query += "\"";
+
+ if (m_p->torus_auth_hostname.length())
+ {
+ torus_query += " AND hostName == \"";
+ torus_query += escape_cql_term(m_p->torus_auth_hostname);
+ torus_query += "\"";
+ }
+ failure_code = YAZ_BIB1_INIT_AC_BLOCKED_NETWORK_ADDRESS;
+ }
+
+ std::string dummy_db;
+ std::string dummy_realm;
+ std::string torus_addinfo;
+ xmlDoc *doc = mp::get_searchable(package, m_p->torus_auth_url, dummy_db,
+ torus_query, dummy_realm, m_p->proxy,
+ torus_addinfo);
+ if (!doc)
+ {
+ // something fundamental broken in lookup.
+ *error = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+ if (torus_addinfo.length())
+ *addinfo = odr_strdup(odr, torus_addinfo.c_str());
+ return;
+ }
+ const xmlNode *ptr = xmlDocGetRootElement(doc);
+ if (ptr && ptr->type == XML_ELEMENT_NODE)
+ {
+ if (strcmp((const char *) ptr->name, "records") == 0)
+ {
+ ptr = ptr->children;
+ while (ptr && ptr->type != XML_ELEMENT_NODE)
+ ptr = ptr->next;
+ }
+ if (ptr && strcmp((const char *) ptr->name, "record") == 0)
+ {
+ ptr = ptr->children;
+ while (ptr && ptr->type != XML_ELEMENT_NODE)
+ ptr = ptr->next;
+ }
+ if (ptr && strcmp((const char *) ptr->name, "layer") == 0)
+ {
+ ptr = ptr->children;
+ while (ptr && ptr->type != XML_ELEMENT_NODE)
+ ptr = ptr->next;
+ }
+ while (ptr)
+ {
+ if (ptr && ptr->type == XML_ELEMENT_NODE &&
+ !strcmp((const char *) ptr->name, "identityId"))
+ break;
+ ptr = ptr->next;
+ }
+ }
+ if (!ptr)
+ {
+ *error = failure_code;
+ return;
+ }
+ session_realm = mp::xml::get_text(ptr);
+}
+
void yf::Zoom::Impl::process(mp::Package &package)
{
FrontendPtr f = get_frontend(package);
{
Z_InitRequest *req = gdu->u.z3950->u.initRequest;
f->m_init_gdu = gdu;
-
+
mp::odr odr;
Z_APDU *apdu = odr.create_initResponse(gdu->u.z3950, 0, 0);
Z_InitResponse *resp = apdu->u.initResponse;
-
+
int i;
static const int masks[] = {
Z_Options_search,
Z_Options_present,
- -1
+ -1
};
for (i = 0; masks[i] != -1; i++)
if (ODR_MASK_GET(req->options, masks[i]))
ODR_MASK_SET(resp->options, masks[i]);
-
+
static const int versions[] = {
Z_ProtocolVersion_1,
Z_ProtocolVersion_2,
ODR_MASK_SET(resp->protocolVersion, versions[i]);
else
break;
-
+
*resp->preferredMessageSize = *req->preferredMessageSize;
*resp->maximumRecordSize = *req->maximumRecordSize;
-
+
+ int error = 0;
+ char *addinfo = 0;
+ f->auth(package, req, &error, &addinfo, odr);
+ if (error)
+ {
+ resp->userInformationField =
+ zget_init_diagnostics(odr, error, addinfo);
+ *resp->result = 0;
+ package.session().close();
+ }
+ else
+ f->m_is_virtual = true;
package.response() = apdu;
- f->m_is_virtual = true;
}
else
package.move();
projects / metaproxy-moved-to-github.git / blobdiff