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path: root/src/vpp-api/vom/dhcp_config_cmds.cpp
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/*
 * Copyright (c) 2017 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "vom/dhcp_config.hpp"

DEFINE_VAPI_MSG_IDS_DHCP_API_JSON;

namespace VOM {
dhcp_config::bind_cmd::bind_cmd(HW::item<bool>& item,
                                const handle_t& itf,
                                const std::string& hostname,
                                const l2_address_t& client_id)
  : rpc_cmd(item)
  , m_itf(itf)
  , m_hostname(hostname)
  , m_client_id(client_id)
{
}

bool
dhcp_config::bind_cmd::operator==(const bind_cmd& other) const
{
  return ((m_itf == other.m_itf) && (m_hostname == other.m_hostname));
}

rc_t
dhcp_config::bind_cmd::issue(connection& con)
{
  msg_t req(con.ctx(), std::ref(*this));

  auto& payload = req.get_request().get_payload();
  payload.sw_if_index = m_itf.value();
  payload.is_add = 1;
  payload.pid = getpid();
  payload.want_dhcp_event = 1;

  memcpy(payload.hostname, m_hostname.c_str(),
         std::min(sizeof(payload.hostname), m_hostname.length()));

  memset(payload.client_id, 0, sizeof(payload.client_id));
  payload.client_id[0] = 1;
  std::copy_n(begin(m_client_id.bytes),
              std::min(sizeof(payload.client_id), m_client_id.bytes.size()),
              payload.client_id + 1);

  VAPI_CALL(req.execute());

  m_hw_item.set(wait());

  return rc_t::OK;
}

std::string
dhcp_config::bind_cmd::to_string() const
{
  std::ostringstream s;
  s << "Dhcp-config-bind: " << m_hw_item.to_string()
    << " itf:" << m_itf.to_string() << " hostname:" << m_hostname;

  return (s.str());
}

dhcp_config::unbind_cmd::unbind_cmd(HW::item<bool>& item,
                                    const handle_t& itf,
                                    const std::string& hostname)
  : rpc_cmd(item)
  , m_itf(itf)
  , m_hostname(hostname)
{
}

bool
dhcp_config::unbind_cmd::operator==(const unbind_cmd& other) const
{
  return ((m_itf == other.m_itf) && (m_hostname == other.m_hostname));
}

rc_t
dhcp_config::unbind_cmd::issue(connection& con)
{
  msg_t req(con.ctx(), std::ref(*this));

  auto& payload = req.get_request().get_payload();
  payload.sw_if_index = m_itf.value();
  payload.is_add = 0;
  payload.pid = getpid();
  payload.want_dhcp_event = 0;

  memcpy(payload.hostname, m_hostname.c_str(),
         std::min(sizeof(payload.hostname), m_hostname.length()));

  VAPI_CALL(req.execute());

  wait();
  m_hw_item.set(rc_t::NOOP);

  return rc_t::OK;
}

std::string
dhcp_config::unbind_cmd::to_string() const
{
  std::ostringstream s;
  s << "Dhcp-config-unbind: " << m_hw_item.to_string()
    << " itf:" << m_itf.to_string() << " hostname:" << m_hostname;

  return (s.str());
}

dhcp_config::events_cmd::events_cmd(event_listener& el)
  : event_cmd(el.status())
  , m_listener(el)
{
}

bool
dhcp_config::events_cmd::operator==(const events_cmd& other) const
{
  return (true);
}

rc_t
dhcp_config::events_cmd::issue(connection& con)
{
  /*
 * Set the call back to handle DHCP complete envets.
 */
  m_reg.reset(new reg_t(con.ctx(), std::ref(*this)));

  /*
 * return in-progress so the command stays in the pending list.
 */
  return (rc_t::INPROGRESS);
}

void
dhcp_config::events_cmd::retire(connection& con)
{
}

void
dhcp_config::events_cmd::notify()
{
  m_listener.handle_dhcp_event(this);
}

std::string
dhcp_config::events_cmd::to_string() const
{
  return ("dhcp-events");
}
}

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "mozilla")
 * End:
 */