bool
SipRedirectorAliasDB::resolveAlias(
const SipMessage& message,
UtlString& requestString,
Url& requestUri
)
{
bool isDomainAlias = false;
bool isUserAlias = false;
UtlString domain;
UtlString hostAlias;
UtlString userAlias;
requestUri.getHostAddress(domain);
UtlBoolean isMyHostAlias = mpSipUserAgent->isMyHostAlias(requestUri);
if (mpSipUserAgent && domain != _localDomain && isMyHostAlias)
{
isDomainAlias = true;
hostAlias = domain;
}
UtlString requestIdentity;
requestUri.getIdentity(requestIdentity);
EntityDB::Aliases aliases;
bool isUserIdentity = false;
EntityDB* entityDb = SipRegistrar::getInstance(NULL)->getEntityDB();
entityDb->getAliasContacts(requestUri, aliases, isUserIdentity);
int numAliasContacts = aliases.size();
EntityDB::Aliases::iterator iter = aliases.begin();
if (numAliasContacts == 1 && iter != aliases.end())
{
// If disableForwarding and the relation value is "userforward",
// do not record this contact.
if (isUserIdentity && iter->relation != ALIASDB_RELATION_USERFORWARD && iter->relation != "callgroup")
{
UtlString contact = iter->contact.c_str();
Url contactUri(contact);
isUserAlias = true;
contactUri.getUserId(userAlias);
}
}
if (isUserAlias)
{
requestUri.setUserId(userAlias.data());
requestUri.getUri(requestString);
}
if (isDomainAlias)
{
requestUri.setHostAddress(hostAlias);
requestUri.getUri(requestString);
}
if (isUserAlias || isDomainAlias)
{
OS_LOG_NOTICE(FAC_SIP, "SipRedirectorAliasDB::lookUp normalized request-uri to " << requestString.data());
}
return isUserAlias || isDomainAlias;
}
RedirectPlugin::LookUpStatus
SipRedirectorAliasDB::lookUp(
const SipMessage& message,
UtlString& requestString,
Url& requestUri,
const UtlString& method,
ContactList& contactList,
RequestSeqNo requestSeqNo,
int redirectorNo,
SipRedirectorPrivateStorage*& privateStorage,
ErrorDescriptor& errorDescriptor)
{
// If url param sipx-userforward = false, do not redirect to user-forward
// aliases.
UtlString userforwardParam;
requestUri.getUrlParameter("sipx-userforward", userforwardParam);
bool disableForwarding =
userforwardParam.compareTo("false", UtlString::ignoreCase) == 0;
if (disableForwarding)
{
Os::Logger::instance().log(FAC_SIP, PRI_DEBUG, "%s::lookUp user forwarding disabled by parameter",
mLogName.data());
}
if (_enableEarlyAliasResolution)
{
resolveAlias(message, requestString, requestUri);
}
UtlString requestIdentity;
requestUri.getIdentity(requestIdentity);
EntityDB::Aliases aliases;
bool isUserIdentity = false;
EntityDB* entityDb = SipRegistrar::getInstance(NULL)->getEntityDB();
entityDb->getAliasContacts(requestUri, aliases, isUserIdentity);
int numAliasContacts = aliases.size();
if (numAliasContacts > 0)
{
Os::Logger::instance().log(FAC_SIP, PRI_DEBUG, "%s::lookUp "
"got %d AliasDB contacts", mLogName.data(),
numAliasContacts);
// Check if the request identity is a real user/extension
UtlString realm;
UtlString authType;
SipXauthIdentity authIdentity;
authIdentity.setIdentity(requestIdentity);
for (EntityDB::Aliases::iterator iter = aliases.begin(); iter != aliases.end(); iter++)
{
// If disableForwarding and the relation value is "userforward",
// do not record this contact.
if (!(disableForwarding && iter->relation == ALIASDB_RELATION_USERFORWARD))
{
UtlString contact = iter->contact.c_str();
Url contactUri(contact);
// if the request identity is a real user
if (isUserIdentity)
{
// Encode AuthIdentity into the URI
authIdentity.encodeUri(contactUri, message);
}
contactUri.setUrlParameter(SIP_SIPX_CALL_DEST_FIELD, "AL");
contactList.add( contactUri, *this );
if (_enableDiversionHeader && contactList.getDiversionHeader().empty())
{
//
// Add a Diversion header for all deflections
//
UtlString stringUri;
message.getRequestUri(&stringUri);
// The requestUri is an addr-spec, not a name-addr.
Url diversionUri(stringUri, TRUE);
UtlString userId;
diversionUri.getUserId(userId);
UtlString host;
diversionUri.getHostWithPort(host);
std::ostringstream strm;
strm << "<sip:";
if (!userId.isNull())
strm << userId.data() << "@";
strm << host.data();
strm << ">;reason=unconditional;sipxfwd=" << iter->relation;
UtlString diversion = strm.str().c_str();
OS_LOG_INFO(FAC_SIP, "SipRedirectorAliasDB::lookUp inserting diversion from " << diversion.data());
contactList.setDiversionHeader(diversion.data());
}
}
}
}
return RedirectPlugin::SUCCESS;
}
RedirectPlugin::LookUpStatus
SipRedirectorAliasDB::lookUp(
const SipMessage& message,
UtlString& requestString,
Url& requestUri,
const UtlString& method,
ContactList& contactList,
RequestSeqNo requestSeqNo,
int redirectorNo,
SipRedirectorPrivateStorage*& privateStorage,
ErrorDescriptor& errorDescriptor)
{
// If url param sipx-userforward = false, do not redirect to user-forward
// aliases.
UtlString userforwardParam;
requestUri.getUrlParameter("sipx-userforward", userforwardParam);
bool disableForwarding =
userforwardParam.compareTo("false", UtlString::ignoreCase) == 0;
if (disableForwarding)
{
Os::Logger::instance().log(FAC_SIP, PRI_DEBUG, "%s::lookUp user forwarding disabled by parameter",
mLogName.data());
}
bool isDomainAlias = false;
UtlString domain;
UtlString hostAlias;
requestUri.getHostAddress(domain);
UtlBoolean isMyHostAlias = mpSipUserAgent->isMyHostAlias(requestUri);
if (mpSipUserAgent && domain != _localDomain && isMyHostAlias)
{
isDomainAlias = true;
hostAlias = domain;
requestUri.setHostAddress(_localDomain);
}
UtlString requestIdentity;
requestUri.getIdentity(requestIdentity);
OS_LOG_DEBUG(FAC_SIP, mLogName.data() << "::lookUp identity: " << requestIdentity.data()
<< " domain: " << domain.data()
<< " local-domain: " << _localDomain.data()
<< " isHostAlias: " << isMyHostAlias);
//ResultSet aliases;
//AliasDB::getInstance()->getContacts(requestUri, aliases);
//int numAliasContacts = aliases.getSize();
EntityDB::Aliases aliases;
bool isUserIdentity = false;
EntityDB* entityDb = SipRegistrar::getInstance(NULL)->getEntityDB();
entityDb->getAliasContacts(requestUri, aliases, isUserIdentity);
int numAliasContacts = aliases.size();
if (numAliasContacts > 0)
{
Os::Logger::instance().log(FAC_SIP, PRI_DEBUG, "%s::lookUp "
"got %d AliasDB contacts", mLogName.data(),
numAliasContacts);
// Check if the request identity is a real user/extension
UtlString realm;
UtlString authType;
SipXauthIdentity authIdentity;
authIdentity.setIdentity(requestIdentity);
for (EntityDB::Aliases::iterator iter = aliases.begin(); iter != aliases.end(); iter++)
{
// If disableForwarding and the relation value is "userforward",
// do not record this contact.
if (!(disableForwarding && iter->relation == ALIASDB_RELATION_USERFORWARD))
{
UtlString contact = iter->contact.c_str();
Url contactUri(contact);
// if the request identity is a real user
if (isUserIdentity)
{
// Encode AuthIdentity into the URI
authIdentity.encodeUri(contactUri, message);
}
contactUri.setUrlParameter(SIP_SIPX_CALL_DEST_FIELD, "AL");
if (numAliasContacts == 1 && isDomainAlias && isUserIdentity)
{
UtlString userId;
contactUri.getUserId(userId);
requestUri.setUserId(userId.data());
requestUri.getUri(requestString);
OS_LOG_NOTICE(FAC_SIP, "SipRedirectorAliasDB::lookUp normalized request-uri to " << requestString.data());
}
else
{
// Add the contact.
contactList.add( contactUri, *this );
}
}
}
}
else if (isDomainAlias)
{
//
// No alias found. If this is was towards a domain alias, make sure to reset it back to
// the old value prior to feeding it to the rest of the redirectors.
//
requestUri.setHostAddress(hostAlias);
requestUri.getUri(requestString);
}
return RedirectPlugin::SUCCESS;
}
