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authorNeale Ranns <neale.ranns@cisco.com>2017-10-16 04:20:13 -0700
committerDamjan Marion <dmarion.lists@gmail.com>2017-11-01 09:28:06 +0000
commit812ed39f9da336310e815c361ab5a9f118657d94 (patch)
tree9d8cddc917acbb65b3dc401d880d5eb2a7f392c6 /src/vpp-api/vom/dhcp_config.cpp
parent14edd97c20735ffd1c24000a7df78e154ac61478 (diff)
VPP Object Model (VOM)
The VOM is a C++ library for use by clients/agents of VPP for programming state. It uses the binary APIs to do so. Various other common client side functions are also provided. Please see om.hpp for a more detailed description. Change-Id: Ib756bfe99817093815a9e26ccf464aa5583fc523 Signed-off-by: Neale Ranns <neale.ranns@cisco.com> Co-authored-by: Mohsin Kazmi <sykazmi@cisco.com>
Diffstat (limited to 'src/vpp-api/vom/dhcp_config.cpp')
-rw-r--r--src/vpp-api/vom/dhcp_config.cpp167
1 files changed, 167 insertions, 0 deletions
diff --git a/src/vpp-api/vom/dhcp_config.cpp b/src/vpp-api/vom/dhcp_config.cpp
new file mode 100644
index 00000000000..bf9b036b919
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+++ b/src/vpp-api/vom/dhcp_config.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"
+#include "vom/cmd.hpp"
+
+namespace VOM {
+/**
+ * A DB of all DHCP configs
+ */
+singular_db<interface::key_type, dhcp_config> dhcp_config::m_db;
+
+dhcp_config::event_handler dhcp_config::m_evh;
+
+dhcp_config::dhcp_config(const interface& itf, const std::string& hostname)
+ : m_itf(itf.singular())
+ , m_hostname(hostname)
+ , m_client_id(l2_address_t::ZERO)
+ , m_binding(0)
+{
+}
+
+dhcp_config::dhcp_config(const interface& itf,
+ const std::string& hostname,
+ const l2_address_t& client_id)
+ : m_itf(itf.singular())
+ , m_hostname(hostname)
+ , m_client_id(client_id)
+ , m_binding(0)
+{
+}
+
+dhcp_config::dhcp_config(const dhcp_config& o)
+ : m_itf(o.m_itf)
+ , m_hostname(o.m_hostname)
+ , m_client_id(o.m_client_id)
+ , m_binding(0)
+{
+}
+
+dhcp_config::~dhcp_config()
+{
+ sweep();
+
+ // not in the DB anymore.
+ m_db.release(m_itf->key(), this);
+}
+
+void
+dhcp_config::sweep()
+{
+ if (m_binding) {
+ HW::enqueue(new unbind_cmd(m_binding, m_itf->handle(), m_hostname));
+ }
+ HW::write();
+}
+
+void
+dhcp_config::dump(std::ostream& os)
+{
+ m_db.dump(os);
+}
+
+void
+dhcp_config::replay()
+{
+ if (m_binding) {
+ HW::enqueue(
+ new bind_cmd(m_binding, m_itf->handle(), m_hostname, m_client_id));
+ }
+}
+
+std::string
+dhcp_config::to_string() const
+{
+ std::ostringstream s;
+ s << "Dhcp-config: " << m_itf->to_string() << " hostname:" << m_hostname
+ << " client_id:[" << m_client_id << "] " << m_binding.to_string();
+
+ return (s.str());
+}
+
+void
+dhcp_config::update(const dhcp_config& desired)
+{
+ /*
+ * the desired state is always that the interface should be created
+ */
+ if (!m_binding) {
+ HW::enqueue(
+ new bind_cmd(m_binding, m_itf->handle(), m_hostname, m_client_id));
+ }
+}
+
+std::shared_ptr<dhcp_config>
+dhcp_config::find_or_add(const dhcp_config& temp)
+{
+ return (m_db.find_or_add(temp.m_itf->key(), temp));
+}
+
+std::shared_ptr<dhcp_config>
+dhcp_config::singular() const
+{
+ return find_or_add(*this);
+}
+
+dhcp_config::event_listener::event_listener()
+ : m_status(rc_t::NOOP)
+{
+}
+
+HW::item<bool>&
+dhcp_config::event_listener::status()
+{
+ return (m_status);
+}
+
+dhcp_config::event_handler::event_handler()
+{
+ OM::register_listener(this);
+ inspect::register_handler({ "dhcp" }, "DHCP configurations", this);
+}
+
+void
+dhcp_config::event_handler::handle_replay()
+{
+ m_db.replay();
+}
+
+void
+dhcp_config::event_handler::handle_populate(const client_db::key_t& key)
+{
+ // FIXME
+}
+
+dependency_t
+dhcp_config::event_handler::order() const
+{
+ return (dependency_t::BINDING);
+}
+
+void
+dhcp_config::event_handler::show(std::ostream& os)
+{
+ m_db.dump(os);
+}
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */