BestRouteStrategy::BestRouteStrategy(Forwarder& forwarder, const Name& name)
: BestRouteStrategyBase(forwarder)
{
ParsedInstanceName parsed = parseInstanceName(name);
if (!parsed.parameters.empty()) {
BOOST_THROW_EXCEPTION(std::invalid_argument("BestRouteStrategy does not accept parameters"));
}
if (parsed.version && *parsed.version != getStrategyName()[-1].toVersion()) {
BOOST_THROW_EXCEPTION(std::invalid_argument(
"BestRouteStrategy does not support version " + to_string(*parsed.version)));
}
this->setInstanceName(makeInstanceName(name, getStrategyName()));
}
ClientControlStrategy::ClientControlStrategy(Forwarder& forwarder, const Name& name)
: BestRouteStrategyBase(forwarder)
{
ParsedInstanceName parsed = parseInstanceName(name);
if (!parsed.parameters.empty()) {
BOOST_THROW_EXCEPTION(std::invalid_argument("ClientControlStrategy does not accept parameters"));
}
if (parsed.version && *parsed.version != getStrategyName()[-1].toVersion()) {
BOOST_THROW_EXCEPTION(std::invalid_argument(
"ClientControlStrategy does not support version " + to_string(*parsed.version)));
}
this->setInstanceName(makeInstanceName(name, getStrategyName()));
NFD_LOG_WARN("NextHopFaceId field is honored universally and "
"it's unnecessary to set client-control strategy.");
}
AsfStrategy::AsfStrategy(Forwarder& forwarder, const Name& name)
: Strategy(forwarder)
, m_measurements(getMeasurements())
, m_probing(m_measurements)
, m_retxSuppression(RETX_SUPPRESSION_INITIAL,
RetxSuppressionExponential::DEFAULT_MULTIPLIER,
RETX_SUPPRESSION_MAX)
{
ParsedInstanceName parsed = parseInstanceName(name);
if (!parsed.parameters.empty()) {
BOOST_THROW_EXCEPTION(std::invalid_argument("AsfStrategy does not accept parameters"));
}
if (parsed.version && *parsed.version != getStrategyName()[-1].toVersion()) {
BOOST_THROW_EXCEPTION(std::invalid_argument(
"AsfStrategy does not support version " + std::to_string(*parsed.version)));
}
this->setInstanceName(makeInstanceName(name, getStrategyName()));
}
Strategy::Registry::const_iterator
Strategy::find(const Name& instanceName)
{
const Registry& registry = getRegistry();
ParsedInstanceName parsed = parseInstanceName(instanceName);
if (parsed.version) {
// specified version: find exact or next higher version
auto found = registry.lower_bound(parsed.strategyName);
if (found != registry.end()) {
if (parsed.strategyName.getPrefix(-1).isPrefixOf(found->first)) {
NFD_LOG_TRACE("find " << instanceName << " versioned found=" << found->first);
return found;
}
}
NFD_LOG_TRACE("find " << instanceName << " versioned not-found");
return registry.end();
}
// no version specified: find highest version
if (!parsed.strategyName.empty()) { // Name().getSuccessor() would be invalid
auto found = registry.lower_bound(parsed.strategyName.getSuccessor());
if (found != registry.begin()) {
--found;
if (parsed.strategyName.isPrefixOf(found->first)) {
NFD_LOG_TRACE("find " << instanceName << " unversioned found=" << found->first);
return found;
}
}
}
NFD_LOG_TRACE("find " << instanceName << " unversioned not-found");
return registry.end();
}
