-/* $Id: filter_auth_simple.cpp,v 1.4 2006-01-17 17:13:31 mike Exp $
+/* $Id: filter_auth_simple.cpp,v 1.10 2006-01-18 11:12:15 mike Exp $
Copyright (c) 2005, Index Data.
%LICENSE%
};
boost::mutex mutex;
std::map<std::string, PasswordAndDBs> userRegister;
+ std::map<std::string, std::list<std::string> > targetsByUser;
std::map<yp2::Session, std::string> userBySession;
};
}
}
+static void die(std::string s) { throw yp2::filter::FilterException(s); }
+
+
// Read XML config.. Put config info in m_p.
void yp2::filter::AuthSimple::configure(const xmlNode * ptr)
{
- std::string filename;
- bool got_filename = false;
+ std::string userRegisterName;
+ bool got_userRegisterName = false;
+ std::string targetRegisterName;
+ bool got_targetRegisterName = false;
for (ptr = ptr->children; ptr != 0; ptr = ptr->next) {
if (ptr->type != XML_ELEMENT_NODE)
continue;
- if (!strcmp((const char *) ptr->name, "filename")) {
- filename = yp2::xml::get_text(ptr);
- got_filename = true;
+ if (!strcmp((const char *) ptr->name, "userRegister")) {
+ userRegisterName = yp2::xml::get_text(ptr);
+ got_userRegisterName = true;
+ } else if (!strcmp((const char *) ptr->name, "targetRegister")) {
+ targetRegisterName = yp2::xml::get_text(ptr);
+ got_targetRegisterName = true;
} else {
- throw yp2::filter::FilterException("Bad element in auth_simple: <"
- + std::string((const char *)
- ptr->name) + ">");
+ die("Bad element in auth_simple: <"
+ + std::string((const char *) ptr->name) + ">");
}
}
- if (!got_filename)
- throw yp2::filter::FilterException("auth_simple: no user-register "
- "filename specified");
+ if (!got_userRegisterName && !got_targetRegisterName)
+ die("auth_simple: no user-register or target-register "
+ "filename specified");
+
+ if (got_userRegisterName)
+ config_userRegister(userRegisterName);
+ if (got_targetRegisterName)
+ config_targetRegister(targetRegisterName);
+}
+
+void yp2::filter::AuthSimple::config_userRegister(std::string filename)
+{
FILE *fp = fopen(filename.c_str(), "r");
if (fp == 0)
- throw yp2::filter::FilterException("can't open auth_simple "
- "user-register '" + filename +
- "': " + strerror(errno));
+ die("can't open auth_simple user-register '" + filename + "': " +
+ strerror(errno));
char buf[1000];
while (fgets(buf, sizeof buf, fp)) {
buf[strlen(buf)-1] = 0;
char *passwdp = strchr(buf, ':');
if (passwdp == 0)
- throw yp2::filter::FilterException("auth_simple user-register '" +
- filename + "': " +
- "no password on line: '"
- + buf + "'");
+ die("auth_simple user-register '" + filename + "': " +
+ "no password on line: '" + buf + "'");
*passwdp++ = 0;
char *databasesp = strchr(passwdp, ':');
if (databasesp == 0)
- throw yp2::filter::FilterException("auth_simple user-register '" +
- filename + "': " +
- "no databases on line: '" +
- buf + ":" + passwdp + "'");
+ die("auth_simple user-register '" + filename + "': " +
+ "no databases on line: '" + buf + ":" + passwdp + "'");
*databasesp++ = 0;
yf::AuthSimple::Rep::PasswordAndDBs tmp(passwdp);
boost::split(tmp.dbs, databasesp, boost::is_any_of(","));
m_p->userRegister[buf] = tmp;
- if (1) { // debugging
+ if (0) { // debugging
printf("Added user '%s' -> password '%s'\n", buf, passwdp);
std::list<std::string>::const_iterator i;
for (i = tmp.dbs.begin(); i != tmp.dbs.end(); i++) {
}
+void yp2::filter::AuthSimple::config_targetRegister(std::string filename)
+{
+ // ### empty!
+}
+
+
void yf::AuthSimple::process(yp2::Package &package) const
{
Z_GDU *gdu = package.request().get();
switch (gdu->u.z3950->which) {
case Z_APDU_initRequest: return process_init(package);
case Z_APDU_searchRequest: return process_search(package);
+ case Z_APDU_scanRequest: return process_scan(package);
+ // In theory, we should check database authorisation for
+ // extended services, too (A) the proxy currently does not
+ // implement XS and turns off its negotiation bit; (B) it
+ // would be insanely complex to do as the top-level XS request
+ // structure does not carry a database name, but it is buried
+ // down in some of the possible EXTERNALs used as
+ // taskSpecificParameters; and (C) since many extended
+ // services modify the database, we'd need to more exotic
+ // authorisation database than we want to support.
default: break;
}
std::string user = m_p->userBySession[package.session()];
yf::AuthSimple::Rep::PasswordAndDBs pdb = m_p->userRegister[user];
for (int i = 0; i < req->num_databaseNames; i++) {
- if (!contains(pdb.dbs, req->databaseNames[i])) {
+ if (!contains(pdb.dbs, req->databaseNames[i]) &&
+ !contains(pdb.dbs, "*")) {
// Make an Search rejection APDU
yp2::odr odr;
Z_APDU *apdu = odr.create_searchResponse(
}
+void yf::AuthSimple::process_scan(yp2::Package &package) const
+{
+ Z_ScanRequest *req =
+ package.request().get()->u.z3950->u.scanRequest;
+
+ if (m_p->userBySession.count(package.session()) == 0) {
+ // It's a non-authenticated session, so just accept the operation
+ return package.move();
+ }
+
+ std::string user = m_p->userBySession[package.session()];
+ yf::AuthSimple::Rep::PasswordAndDBs pdb = m_p->userRegister[user];
+ for (int i = 0; i < req->num_databaseNames; i++) {
+ if (!contains(pdb.dbs, req->databaseNames[i])) {
+ // Make an Scan rejection APDU
+ yp2::odr odr;
+ Z_APDU *apdu = odr.create_scanResponse(
+ package.request().get()->u.z3950,
+ YAZ_BIB1_ACCESS_TO_SPECIFIED_DATABASE_DENIED,
+ req->databaseNames[i]);
+ package.response() = apdu;
+ package.session().close();
+ return;
+ }
+ }
+
+ // All the requested databases are acceptable
+ return package.move();
+}
+
+
static void reject_init(yp2::Package &package, const char *addinfo) {
// Make an Init rejection APDU
Z_GDU *gdu = package.request().get();