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// Copyright (C) 2018-2021 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <config.h>
#include <dhcpsrv/testutils/memory_host_data_source.h>
using namespace isc::db;
using namespace std;
namespace isc {
namespace dhcp {
namespace test {
ConstHostCollection
MemHostDataSource::getAll(const Host::IdentifierType& identifier_type,
const uint8_t* identifier_begin,
const size_t identifier_len) const {
vector<uint8_t> ident(identifier_begin, identifier_begin + identifier_len);
ConstHostCollection hosts;
for (auto h = store_.begin(); h != store_.end(); ++h) {
// If identifier type do not match, it's not for us
if ((*h)->getIdentifierType() != identifier_type) {
continue;
}
// If the identifier matches, we found one!
if ((*h)->getIdentifier() == ident) {
hosts.push_back(*h);
}
}
return (hosts);
}
ConstHostCollection
MemHostDataSource::getAll4(const SubnetID& subnet_id) const {
ConstHostCollection hosts;
for (auto h = store_.begin(); h != store_.end(); ++h) {
// Keep it when subnet_id matches.
if ((*h)->getIPv4SubnetID() == subnet_id) {
hosts.push_back(*h);
}
}
return (hosts);
}
ConstHostCollection
MemHostDataSource::getAll6(const SubnetID& subnet_id) const {
ConstHostCollection hosts;
for (auto h = store_.begin(); h != store_.end(); ++h) {
// Keep it when subnet_id matches.
if ((*h)->getIPv6SubnetID() == subnet_id) {
hosts.push_back(*h);
}
}
return (hosts);
}
ConstHostCollection
MemHostDataSource::getAllbyHostname(const std::string& hostname) const {
ConstHostCollection hosts;
for (auto h = store_.begin(); h != store_.end(); ++h) {
// Keep it when hostname matches.
if ((*h)->getLowerHostname() == hostname) {
hosts.push_back(*h);
}
}
return (hosts);
}
ConstHostCollection
MemHostDataSource::getAllbyHostname4(const std::string& hostname,
const SubnetID& subnet_id) const {
ConstHostCollection hosts;
for (auto h = store_.begin(); h != store_.end(); ++h) {
// Keep it when hostname and subnet_id match.
if (((*h)->getLowerHostname() == hostname) &&
((*h)->getIPv4SubnetID() == subnet_id)) {
hosts.push_back(*h);
}
}
return (hosts);
}
ConstHostCollection
MemHostDataSource::getAllbyHostname6(const std::string& hostname,
const SubnetID& subnet_id) const {
ConstHostCollection hosts;
for (auto h = store_.begin(); h != store_.end(); ++h) {
// Keep it when hostname and subnet_id match.
if (((*h)->getLowerHostname() == hostname) &&
((*h)->getIPv6SubnetID() == subnet_id)) {
hosts.push_back(*h);
}
}
return (hosts);
}
ConstHostCollection
MemHostDataSource::getPage4(const SubnetID& subnet_id,
size_t& /*source_index*/,
uint64_t lower_host_id,
const HostPageSize& page_size) const {
ConstHostCollection hosts;
for (auto h = store_.begin(); h != store_.end(); ++h) {
// Skip it when subnet_id does not match.
if ((*h)->getIPv4SubnetID() != subnet_id) {
continue;
}
if (lower_host_id && ((*h)->getHostId() <= lower_host_id)) {
continue;
}
hosts.push_back(*h);
if (hosts.size() == page_size.page_size_) {
break;
}
}
return (hosts);
}
ConstHostCollection
MemHostDataSource::getPage6(const SubnetID& subnet_id,
size_t& /*source_index*/,
uint64_t lower_host_id,
const HostPageSize& page_size) const {
ConstHostCollection hosts;
for (auto h = store_.begin(); h != store_.end(); ++h) {
// Skip it when subnet_id does not match.
if ((*h)->getIPv6SubnetID() != subnet_id) {
continue;
}
if (lower_host_id && ((*h)->getHostId() <= lower_host_id)) {
continue;
}
hosts.push_back(*h);
if (hosts.size() == page_size.page_size_) {
break;
}
}
return (hosts);
}
ConstHostCollection
MemHostDataSource::getPage4(size_t& /*source_index*/,
uint64_t lower_host_id,
const HostPageSize& page_size) const {
ConstHostCollection hosts;
for (auto h = store_.begin(); h != store_.end(); ++h) {
if (lower_host_id && ((*h)->getHostId() <= lower_host_id)) {
continue;
}
hosts.push_back(*h);
if (hosts.size() == page_size.page_size_) {
break;
}
}
return (hosts);
}
ConstHostCollection
MemHostDataSource::getPage6(size_t& /*source_index*/,
uint64_t lower_host_id,
const HostPageSize& page_size) const {
ConstHostCollection hosts;
for (auto h = store_.begin(); h != store_.end(); ++h) {
if (lower_host_id && ((*h)->getHostId() <= lower_host_id)) {
continue;
}
hosts.push_back(*h);
if (hosts.size() == page_size.page_size_) {
break;
}
}
return (hosts);
}
ConstHostCollection
MemHostDataSource::getAll4(const asiolink::IOAddress& /*address*/) const {
return (ConstHostCollection());
}
ConstHostPtr
MemHostDataSource::get4(const SubnetID& subnet_id,
const Host::IdentifierType& identifier_type,
const uint8_t* identifier_begin,
const size_t identifier_len) const {
vector<uint8_t> ident(identifier_begin, identifier_begin + identifier_len);
for (auto h = store_.begin(); h != store_.end(); ++h) {
// If either subnet-id or identifier type do not match,
// it's not our host
if (((*h)->getIPv4SubnetID() != subnet_id) ||
((*h)->getIdentifierType() != identifier_type)) {
continue;
}
// If the identifier matches, we found it!
if ((*h)->getIdentifier() == ident) {
return (*h);
}
}
// Nothing found
return (ConstHostPtr());
}
ConstHostPtr
MemHostDataSource::get6(const SubnetID& subnet_id,
const Host::IdentifierType& identifier_type,
const uint8_t* identifier_begin,
const size_t identifier_len) const {
vector<uint8_t> ident(identifier_begin, identifier_begin + identifier_len);
for (auto h = store_.begin(); h != store_.end(); ++h) {
// If either subnet-id or identifier type do not match,
// it's not our host
if (((*h)->getIPv6SubnetID() != subnet_id) ||
((*h)->getIdentifierType() != identifier_type)) {
continue;
}
// If the identifier matches, we found it!
if ((*h)->getIdentifier() == ident) {
return (*h);
}
}
return (ConstHostPtr());
}
ConstHostPtr
MemHostDataSource::get4(const SubnetID& subnet_id,
const asiolink::IOAddress& address) const {
for (auto h = store_.begin(); h != store_.end(); ++h) {
if ((*h)->getIPv4SubnetID() == subnet_id &&
(*h)->getIPv4Reservation() == address) {
return (*h);
}
}
return (ConstHostPtr());
}
ConstHostCollection
MemHostDataSource::getAll4(const SubnetID& subnet_id,
const asiolink::IOAddress& address) const {
ConstHostCollection hosts;
auto host = get4(subnet_id, address);
if (host) {
hosts.push_back(host);
}
return (hosts);
}
ConstHostPtr
MemHostDataSource::get6(const asiolink::IOAddress& /*prefix*/,
const uint8_t /*prefix_len*/) const {
return (ConstHostPtr());
}
ConstHostPtr
MemHostDataSource::get6(const SubnetID& subnet_id,
const asiolink::IOAddress& address) const {
for (auto h = store_.begin(); h != store_.end(); ++h) {
// Naive approach: check hosts one by one
// First check: subnet-id must match.
if ((*h)->getIPv6SubnetID() != subnet_id) {
// wrong subnet-id? ok, skip this one
continue;
}
// Second check: the v6 reservation must much. This is very simple
// as we ignore the reservation type.
auto resrvs = (*h)->getIPv6Reservations();
for (auto r = resrvs.first; r != resrvs.second; ++r) {
if ((*r).second.getPrefix() == address) {
return (*h);
}
}
}
return (ConstHostPtr());
}
ConstHostCollection
MemHostDataSource::getAll6(const SubnetID& subnet_id,
const asiolink::IOAddress& address) const {
ConstHostCollection hosts;
auto host = get6(subnet_id, address);
if (host) {
hosts.push_back(host);
}
return (hosts);
}
void
MemHostDataSource::add(const HostPtr& host) {
host->setHostId(++next_host_id_);
store_.push_back(host);
}
bool
MemHostDataSource::del(const SubnetID& subnet_id,
const asiolink::IOAddress& addr) {
for (auto h = store_.begin(); h != store_.end(); ++h) {
if (addr.isV4()) {
if ((*h)->getIPv4SubnetID() == subnet_id &&
(*h)->getIPv4Reservation() == addr) {
store_.erase(h);
return (true);
}
} else {
if ((*h)->getIPv6SubnetID() != subnet_id) {
continue;
}
// Second check: the v6 reservation must much. This is very simple
// as we ignore the reservation type.
auto resrvs = (*h)->getIPv6Reservations();
for (auto r = resrvs.first; r != resrvs.second; ++r) {
if ((*r).second.getPrefix() == addr) {
store_.erase(h);
return (true);
}
}
}
}
return (false);
}
bool
MemHostDataSource::del4(const SubnetID& subnet_id,
const Host::IdentifierType& identifier_type,
const uint8_t* identifier_begin,
const size_t identifier_len) {
vector<uint8_t> ident(identifier_begin, identifier_begin + identifier_len);
for (auto h = store_.begin(); h != store_.end(); ++h) {
// If either subnet-id or identifier type do not match,
// it's not our host
if (((*h)->getIPv4SubnetID() != subnet_id) ||
((*h)->getIdentifierType() != identifier_type)) {
continue;
}
// If the identifier matches, we found it!
if ((*h)->getIdentifier() == ident) {
store_.erase(h);
return (true);
}
}
return (false);
}
bool
MemHostDataSource::del6(const SubnetID& subnet_id,
const Host::IdentifierType& identifier_type,
const uint8_t* identifier_begin,
const size_t identifier_len) {
vector<uint8_t> ident(identifier_begin, identifier_begin + identifier_len);
for (auto h = store_.begin(); h != store_.end(); ++h) {
// If either subnet-id or identifier type do not match,
// it's not our host
if (((*h)->getIPv6SubnetID() != subnet_id) ||
((*h)->getIdentifierType() != identifier_type)) {
continue;
}
// If the identifier matches, we found it!
if ((*h)->getIdentifier() == ident) {
store_.erase(h);
return (true);
}
}
return (false);
}
size_t
MemHostDataSource::size() const {
return (store_.size());
}
HostDataSourcePtr
memFactory(const DatabaseConnection::ParameterMap& /*parameters*/) {
return (HostDataSourcePtr(new MemHostDataSource()));
}
} // namespace isc::dhcp::test
} // namespace isc::dhcp
} // namespace isc
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