misc: deprecate VOM
[vpp.git] / extras / deprecated / vom / vom / interface_factory.cpp
diff --git a/extras/deprecated/vom/vom/interface_factory.cpp b/extras/deprecated/vom/vom/interface_factory.cpp
new file mode 100644 (file)
index 0000000..746fbe3
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@@ -0,0 +1,253 @@
+/*
+ * 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 <boost/algorithm/string.hpp>
+
+#include "vom/bond_interface.hpp"
+#include "vom/bond_member.hpp"
+#include "vom/interface_factory.hpp"
+#include "vom/sub_interface.hpp"
+#include "vom/tap_interface.hpp"
+
+namespace VOM {
+std::shared_ptr<interface>
+interface_factory::new_interface(const vapi_payload_sw_interface_details& vd)
+{
+  std::shared_ptr<interface> sp;
+
+  /**
+   * Determine the interface type from the name and VLAN attributes
+   */
+  std::string name = reinterpret_cast<const char*>(vd.interface_name);
+  std::string device_type =
+    reinterpret_cast<const char*>(vd.interface_dev_type);
+  interface::type_t type = interface::type_t::from_string(device_type);
+  interface::admin_state_t state = interface::admin_state_t::from_int(
+    vd.flags & vapi_enum_if_status_flags::IF_STATUS_API_FLAG_ADMIN_UP);
+  handle_t hdl(vd.sw_if_index);
+  l2_address_t l2_address(vd.l2_address, 6);
+  std::string tag = "";
+
+  if (interface::type_t::UNKNOWN == type) {
+    return sp;
+  }
+
+  sp = interface::find(hdl);
+  if (sp) {
+    sp->set(state);
+    sp->set(l2_address);
+    if (!tag.empty())
+      sp->set(tag);
+    return sp;
+  }
+
+  /*
+   * If here, Fall back to old routine
+   */
+  if (interface::type_t::AFPACKET == type) {
+    /*
+     * need to strip VPP's "host-" prefix from the interface name
+     */
+    name = name.substr(5);
+  }
+  /**
+   * if the tag is set, then we wrote that to specify a name to make
+   * the interface type more specific
+   */
+  if (vd.tag[0] != 0) {
+    tag = std::string(reinterpret_cast<const char*>(vd.tag));
+  }
+
+  if (!tag.empty() && interface::type_t::LOOPBACK == type) {
+    name = tag;
+    type = interface::type_t::from_string(name);
+  }
+
+  /*
+   * pull out the other special cases
+   */
+  if (interface::type_t::TAPV2 == type) {
+    /*
+     * TAP interfaces
+     */
+    sp = interface::find(hdl);
+    if (sp && !tag.empty())
+      sp->set(tag);
+  } else if (interface::type_t::PIPE == type) {
+    /*
+     * there's not enough information in a SW interface record to
+     * construct a pipe. so skip it. They have
+     * their own dump routines
+     */
+  } else if ((name.find(".") != std::string::npos) && (0 != vd.sub_id)) {
+    /*
+     * Sub-interface
+     *   split the name into the parent and VLAN
+     */
+    std::vector<std::string> parts;
+    std::shared_ptr<interface> parent;
+    boost::split(parts, name, boost::is_any_of("."));
+
+    if ((parent = interface::find(parts[0])))
+      sp = sub_interface(*parent, state, vd.sub_id).singular();
+    else {
+      interface parent_itf(parts[0], type, state, tag);
+      sp = sub_interface(parent_itf, state, vd.sub_id).singular();
+    }
+  } else if (interface::type_t::VXLAN == type) {
+    /*
+     * there's not enough information in a SW interface record to
+     * construct a VXLAN tunnel. so skip it. They have
+     * their own dump routines
+     */
+  } else if (interface::type_t::VHOST == type) {
+    /*
+     * vhost interface already exist in db, look for it using
+     * sw_if_index
+     */
+  } else if (interface::type_t::BOND == type) {
+    sp = bond_interface(
+           name, state, l2_address, bond_interface::mode_t::UNSPECIFIED)
+           .singular();
+  } else {
+    sp = interface(name, type, state, tag).singular();
+    sp->set(l2_address);
+  }
+
+  /*
+   * set the handle on the intterface - N.B. this is the sigluar instance
+   * not a stack local.
+   */
+  if (sp)
+    sp->set(hdl);
+
+  return (sp);
+}
+
+std::shared_ptr<interface>
+interface_factory::new_vhost_user_interface(
+  const vapi_payload_sw_interface_vhost_user_details& vd)
+{
+  std::shared_ptr<interface> sp;
+  std::string name = reinterpret_cast<const char*>(vd.sock_filename);
+  handle_t hdl(vd.sw_if_index);
+
+  sp = interface(name, interface::type_t::VHOST, interface::admin_state_t::DOWN)
+         .singular();
+  sp->set(hdl);
+  return (sp);
+}
+
+std::shared_ptr<interface>
+interface_factory::new_af_packet_interface(
+  const vapi_payload_af_packet_details& vd)
+{
+  std::shared_ptr<interface> sp;
+  std::string name = reinterpret_cast<const char*>(vd.host_if_name);
+  handle_t hdl(vd.sw_if_index);
+
+  sp =
+    interface(name, interface::type_t::AFPACKET, interface::admin_state_t::DOWN)
+      .singular();
+  sp->set(hdl);
+  return (sp);
+}
+
+std::shared_ptr<tap_interface>
+interface_factory::new_tap_interface(
+  const vapi_payload_sw_interface_tap_v2_details& vd)
+{
+  std::shared_ptr<tap_interface> sp;
+  handle_t hdl(vd.sw_if_index);
+  std::string name = reinterpret_cast<const char*>(vd.host_if_name);
+  route::prefix_t pfx(route::prefix_t::ZERO);
+  boost::asio::ip::address addr;
+
+  if (vd.host_ip4_prefix.len)
+    pfx = route::prefix_t(
+      0, (uint8_t*)vd.host_ip4_prefix.address, vd.host_ip4_prefix.len);
+  else if (vd.host_ip6_prefix.len)
+    pfx = route::prefix_t(
+      1, (uint8_t*)vd.host_ip6_prefix.address, vd.host_ip6_prefix.len);
+
+  l2_address_t l2_address(vd.host_mac_addr, 6);
+  sp = tap_interface(name, interface::admin_state_t::UP, pfx, l2_address)
+         .singular();
+
+  sp->set(hdl);
+
+  return (sp);
+}
+
+std::shared_ptr<bond_interface>
+interface_factory::new_bond_interface(
+  const vapi_payload_sw_interface_bond_details& vd)
+{
+  std::shared_ptr<bond_interface> sp;
+  std::string name = reinterpret_cast<const char*>(vd.interface_name);
+  handle_t hdl(vd.sw_if_index);
+  bond_interface::mode_t mode =
+    bond_interface::mode_t::from_numeric_val(vd.mode);
+  bond_interface::lb_t lb = bond_interface::lb_t::from_numeric_val(vd.lb);
+  sp = bond_interface::find(hdl);
+  if (sp) {
+    sp->set(mode);
+    sp->set(lb);
+  }
+  return (sp);
+}
+
+bond_member
+interface_factory::new_bond_member_interface(
+  const vapi_payload_sw_interface_slave_details& vd)
+{
+  std::shared_ptr<bond_member> sp;
+  std::string name = reinterpret_cast<const char*>(vd.interface_name);
+  handle_t hdl(vd.sw_if_index);
+  bond_member::mode_t mode =
+    bond_member::mode_t::from_numeric_val(vd.is_passive);
+  bond_member::rate_t rate =
+    bond_member::rate_t::from_numeric_val(vd.is_long_timeout);
+  std::shared_ptr<interface> itf = interface::find(hdl);
+  bond_member bm(*itf, mode, rate);
+  return (bm);
+}
+
+std::shared_ptr<pipe>
+interface_factory::new_pipe_interface(const vapi_payload_pipe_details& payload)
+{
+  std::shared_ptr<pipe> sp;
+
+  handle_t hdl(payload.sw_if_index);
+  pipe::handle_pair_t hdl_pair(payload.pipe_sw_if_index[0],
+                               payload.pipe_sw_if_index[1]);
+
+  sp = pipe(payload.instance, interface::admin_state_t::UP).singular();
+
+  sp->set(hdl);
+  sp->set_ends(hdl_pair);
+
+  return (sp);
+}
+
+}; // namespace VOM
+
+/*
+ * fd.io coding-style-patch-verification: OFF
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */