command_interpreter.h File Reference

This file contains several functions and constants that are used for handling commands and responses sent over control channel. More...

#include <cc/data.h>
#include <string>

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Classes
class	isc::config::CtrlChannelError
	A standard control channel exception that is thrown if a function is there is a problem with one of the messages. More...

Namespaces
	isc
	Defines the logger used by the top-level component of kea-dhcp-ddns.
	isc::config

Functions
std::string	isc::config::answerToText (const isc::data::ConstElementPtr &msg)
	Converts answer to printable text. More...
isc::data::ConstElementPtr	isc::config::combineCommandsLists (const isc::data::ConstElementPtr &response1, const isc::data::ConstElementPtr &response2)
	Combines lists of commands carried in two responses. More...
ConstElementPtr	isc::config::createAnswer ()
	Creates a standard config/command level success answer message (i.e. More...
ConstElementPtr	isc::config::createAnswer (const int status_code, const std::string &status_text)
	Creates a standard config/command level answer message (i.e. More...
isc::data::ConstElementPtr	isc::config::createAnswer (const int status_code, const isc::data::ConstElementPtr &arg)
	Creates a standard config/command level answer message (i.e. More...
isc::data::ConstElementPtr	isc::config::createAnswer (const int status_code, const std::string &status, const isc::data::ConstElementPtr &arg)
	Creates a standard config/command level answer message. More...
isc::data::ConstElementPtr	isc::config::createCommand (const std::string &command, isc::data::ConstElementPtr arg)
	Creates a standard command message with the given argument (of the form { "command": "my_command", "arguments": arg }. More...
ConstElementPtr	isc::config::createCommand (const std::string &command)
	Creates a standard command message with no argument (of the form { "command": "my_command" }) More...
isc::data::ConstElementPtr	isc::config::createCommand (const std::string &command, isc::data::ConstElementPtr arg, const std::string &service)
	Creates a standard config/command command message with the given argument and given service (of the form { "command": "my_command", "arguments": arg, "service": [ service ] }. More...
ConstElementPtr	isc::config::createCommand (const std::string &command, const std::string &service)
	Creates a standard config/command command message with no argument and with the given service (of the form { "command": "my_command", "service": [ service ] }) More...
isc::data::ConstElementPtr	isc::config::parseAnswer (int &status_code, const isc::data::ConstElementPtr &msg)
	Parses a standard config/command level answer message. More...
std::string	isc::config::parseCommand (isc::data::ConstElementPtr &arg, isc::data::ConstElementPtr command)
	Parses the given command into a string containing the actual command and an ElementPtr containing the optional argument. More...
std::string	isc::config::parseCommandWithArgs (isc::data::ConstElementPtr &arg, isc::data::ConstElementPtr command)
	Parses the given command into a string containing the command name and an ElementPtr containing the mandatory argument. More...

Variables
const int	isc::config::CONTROL_RESULT_COMMAND_UNSUPPORTED = 2
	Status code indicating that the specified command is not supported. More...
const int	isc::config::CONTROL_RESULT_EMPTY = 3
	Status code indicating that the specified command was completed correctly, but failed to produce any results. More...
const int	isc::config::CONTROL_RESULT_ERROR = 1
	Status code indicating a general failure. More...
const int	isc::config::CONTROL_RESULT_SUCCESS = 0
	Status code indicating a successful operation. More...

Detailed Description

This file contains several functions and constants that are used for handling commands and responses sent over control channel.

The design is described here: https://gitlab.isc.org/isc-projects/kea/wikis/Stats-design, but also in Control Channel section in the Developer's Guide.

Definition in file command_interpreter.h.