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Vector Packet Processing
dhcp_config_cmds.hpp
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1 /*
2  * Copyright (c) 2017 Cisco and/or its affiliates.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at:
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef __VOM_DHCP_CONFIG_CMDS_H__
17 #define __VOM_DHCP_CONFIG_CMDS_H__
18 
19 #include "vom/dhcp_config.hpp"
20 #include "vom/event_cmd.hpp"
21 
22 #include <vapi/dhcp.api.vapi.hpp>
23 #include <vapi/vpe.api.vapi.hpp>
24 
25 namespace VOM {
26 namespace dhcp_config_cmds {
27 
28 /**
29  * A command class that binds the DHCP config to the interface
30  */
31 class bind_cmd : public rpc_cmd<HW::item<bool>, rc_t, vapi::Dhcp_client_config>
32 {
33 public:
34  /**
35  * Constructor
36  */
38  const handle_t& itf,
39  const std::string& hostname,
40  const l2_address_t& client_id);
41 
42  /**
43  * Issue the command to VPP/HW
44  */
45  rc_t issue(connection& con);
46  /**
47  * convert to string format for debug purposes
48  */
49  std::string to_string() const;
50 
51  /**
52  * Comparison operator - only used for UT
53  */
54  bool operator==(const bind_cmd& i) const;
55 
56 private:
57  /**
58  * Reference to the HW::item of the interface to bind
59  */
60  const handle_t& m_itf;
61 
62  /**
63  * The DHCP client's hostname
64  */
65  const std::string m_hostname;
66 
67  /**
68  * The DHCP client's ID
69  */
70  const l2_address_t m_client_id;
71 };
72 
73 /**
74  * A cmd class that Unbinds Dhcp Config from an interface
75  */
77  : public rpc_cmd<HW::item<bool>, rc_t, vapi::Dhcp_client_config>
78 {
79 public:
80  /**
81  * Constructor
82  */
84  const handle_t& itf,
85  const std::string& hostname);
86 
87  /**
88  * Issue the command to VPP/HW
89  */
90  rc_t issue(connection& con);
91  /**
92  * convert to string format for debug purposes
93  */
94  std::string to_string() const;
95 
96  /**
97  * Comparison operator - only used for UT
98  */
99  bool operator==(const unbind_cmd& i) const;
100 
101 private:
102  /**
103  * Reference to the HW::item of the interface to unbind
104  */
105  const handle_t& m_itf;
106 
107  /**
108  * The DHCP client's hostname
109  */
110  const std::string m_hostname;
111 };
112 
113 /**
114  * A functor class represents our desire to recieve interface events
115  */
116 class events_cmd : public event_cmd<vapi::Control_ping, vapi::Dhcp_compl_event>
117 {
118 public:
119  /**
120  * Constructor
121  */
123 
124  /**
125  * Issue the command to VPP/HW - subscribe to DHCP events
126  */
127  rc_t issue(connection& con);
128 
129  /**
130  * Retire the command - unsubscribe
131  */
132  void retire(connection& con);
133  /**
134  * convert to string format for debug purposes
135  */
136  std::string to_string() const;
137 
138  /**
139  * Comparison operator - only used for UT
140  */
141  bool operator==(const events_cmd& i) const;
142 
143  /**
144  * called in the VAPI RX thread when data is available.
145  */
146  void notify();
147 
148 private:
149  void succeeded() {}
150  /**
151  * The listner of this command
152  */
153  dhcp_config::event_listener& m_listener;
154 };
155 };
156 };
157 
158 /*
159  * fd.io coding-style-patch-verification: ON
160  *
161  * Local Variables:
162  * eval: (c-set-style "mozilla")
163  * End:
164  */
165 
166 #endif
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Definition: vector_sse2.h:337
A command class that binds the DHCP config to the interface.
bind_cmd(HW::item< bool > &item, const handle_t &itf, const std::string &hostname, const l2_address_t &client_id)
Constructor.
rc_t issue(connection &con)
Issue the command to VPP/HW.
Error codes that VPP will return during a HW write.
Definition: types.hpp:84
Type def of a L2 address as read from VPP.
Definition: types.hpp:265
virtual void succeeded()
Called by the HW Command Q when it is disabled to indicate the command can be considered successful w...
Definition: rpc_cmd.hpp:108
virtual void retire(connection &con)
Retire/cancel a long running command.
Definition: rpc_cmd.hpp:125
A cmd class that Unbinds Dhcp Config from an interface.
A representation of the connection to VPP.
Definition: connection.hpp:33
std::string to_string() const
convert to string format for debug purposes
HW::item< bool > & item()
return the HW item the command updates
Definition: rpc_cmd.hpp:64
A base class for all RPC commands to VPP.
Definition: rpc_cmd.hpp:38
A functor class represents our desire to recieve interface events.
A type declaration of an interface handle in VPP.
Definition: types.hpp:164
The VPP Object Model (VOM) library.
Definition: acl_binding.cpp:19
bool operator==(const bind_cmd &i) const
Comparison operator - only used for UT.
An Event command base class.
Definition: event_cmd.hpp:39
A class that listens to DHCP Events.
Definition: dhcp_config.hpp:96