Commit 59ca0413 authored by Marcin Siodelski's avatar Marcin Siodelski
Browse files

[3806] Defined new loggers for the DHCPv4 server.

parent 6d7f37c4
......@@ -12,7 +12,8 @@
// OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.
/// Defines the logger used by the top-level component of kea-dhcp4.
/// @file dhcp4_log.cc
/// Contains the loggers used by the DHCPv4 server component.
#include <dhcp4/dhcp4_log.h>
......@@ -22,9 +23,19 @@ namespace dhcp {
const char* DHCP4_ROOT_LOGGER_NAME = "kea-dhcp4";
const char* DHCP4_APP_LOGGER_NAME = "dhcp4";
const char* DHCP4_BAD_PACKET_LOGGER_NAME = "bad-packet";
const char* DHCP4_PACKET_LOGGER_NAME = "packet";
const char* DHCP4_OPTIONS_LOGGER_NAME = "options";
const char* DHCP4_HOSTNAME_LOGGER_NAME = "hostname";
const char* DHCP4_LEASE_LOGGER_NAME = "lease";
const char* DHCP4_SRV_HOOKS_LOGGER_NAME = "server-hooks";
isc::log::Logger dhcp4_logger(DHCP4_APP_LOGGER_NAME);
isc::log::Logger bad_packet_logger(DHCP4_BAD_PACKET_LOGGER_NAME);
isc::log::Logger packet_logger(DHCP4_PACKET_LOGGER_NAME);
isc::log::Logger options_logger(DHCP4_OPTIONS_LOGGER_NAME);
isc::log::Logger hostname_logger(DHCP4_HOSTNAME_LOGGER_NAME);
isc::log::Logger lease_logger(DHCP4_LEASE_LOGGER_NAME);
isc::log::Logger srv_hooks_logger(DHCP4_SRV_HOOKS_LOGGER_NAME);
} // namespace dhcp
} // namespace isc
......
......@@ -12,6 +12,9 @@
// OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.
/// @file dhcp4_log.h
/// Contains declarations for loggers used by the DHCPv4 server component.
#ifndef DHCP4_LOG_H
#define DHCP4_LOG_H
......@@ -22,52 +25,110 @@
namespace isc {
namespace dhcp {
/// Defines the name of the root level "default" logger for kea dhcp4 server.
extern const char* DHCP4_ROOT_LOGGER_NAME;
/// @name Constants defining debug levels for logging in DHCPv4 server.
//@{
/// \brief DHCP4 Logging
///
/// Defines the levels used to output debug messages in the non-library part of
/// the kea-dhcp4 program. Higher numbers equate to more verbose (and detailed)
/// output.
// Debug levels used to log information during startup and shutdown.
/// @brief Debug level used to log information during server startup.
const int DBG_DHCP4_START = DBGLVL_START_SHUT;
/// @brief Debug level used to log information during server shutdown.
const int DBG_DHCP4_SHUT = DBGLVL_START_SHUT;
// Debug level used to log setting information (such as configuration changes).
/// @brief Debug level used to log receiving commands.
const int DBG_DHCP4_COMMAND = DBGLVL_COMMAND;
// Trace basic operations within the code.
/// @brief Debug level used to trace basic operations within the code.
const int DBG_DHCP4_BASIC = DBGLVL_TRACE_BASIC;
// Trace hook related operations
/// @brief Debug level used to trace hook related operations
const int DBG_DHCP4_HOOKS = DBGLVL_TRACE_BASIC;
// Trace detailed operations, including errors raised when processing invalid
// packets. (These are not logged at severities of WARN or higher for fear
// that a set of deliberately invalid packets set to the server could overwhelm
// the logging.)
/// @brief Debug level used to trace detailed errors.
///
/// Trace detailed operations, including errors raised when processing invalid
/// packets. (These are not logged at severities of WARN or higher for fear
/// that a set of deliberately invalid packets set to the server could overwhelm
/// the logging.)
const int DBG_DHCP4_DETAIL = DBGLVL_TRACE_DETAIL;
// This level is used to log the contents of packets received and sent.
/// @brief This level is used to log the contents of packets received and sent.
const int DBG_DHCP4_DETAIL_DATA = DBGLVL_TRACE_DETAIL_DATA;
/// Define the logger for the "dhcp4" module part of kea-dhcp4. We could define
/// a logger in each file, but we would want to define a common name to avoid
/// spelling mistakes, so it is just one small step from there to define a
/// module-common logger.
//@}
/// @name Constants holding names of loggers for the DHCPv4 server.
//@{
/// @brief Defines the name of the root level (default) logger.
extern const char* DHCP4_ROOT_LOGGER_NAME;
/// @brief Name of the base logger for DHCPv4 server.
extern const char* DHCP4_APP_LOGGER_NAME;
extern isc::log::Logger dhcp4_logger;
/// Define a separate logger to which bad packets are logged. This allows
/// users to segregate them into a separate log destination for easy monitoring
/// and diagnostics. Here "bad packet" are packets that are either dropped
/// (i.e malformed, unsupported types) or packets that are rejected and NAKed
/// for logical reasons.
/// @brief Name of the logger for rejected packets.
extern const char* DHCP4_BAD_PACKET_LOGGER_NAME;
/// @brief Name of the logger for processed packets.
extern const char* DHCP4_PACKET_LOGGER_NAME;
/// @brief Name of the logger for options parser.
extern const char* DHCP4_OPTIONS_LOGGER_NAME;
/// @brief Name of the logger for hostname or FQDN processing.
extern const char* DHCP4_HOSTNAME_LOGGER_NAME;
/// @brief Name of the logger for lease allocation logic.
extern const char* DHCP4_LEASE_LOGGER_NAME;
/// @brief Name of the logger for hooks execution by the server.
extern const char* DHCP4_SRV_HOOKS_LOGGER_NAME;
//@}
/// @name Loggers used by the DHCPv4 server
//@{
/// @brief Base logger for DHCPv4 server.
extern isc::log::Logger dhcp4_logger;
/// @brief Logger for rejected packets.
///
/// Here "bad packet" are packets that are either dropped (i.e malformed,
/// unsupported types) or packets that are rejected and NAKed for logical
/// reasons.
extern isc::log::Logger bad_packet_logger;
/// @brief Logger for processed packets.
///
/// This logger is used to issue log messages related to the reception and
/// sending DHCP packets.
extern isc::log::Logger packet_logger;
/// @brief Logger for options parser.
///
/// This logger is used to issue log messages related to processing of the
/// DHCP options
extern isc::log::Logger options_logger;
/// @brief Logger for hostname or FQDN processing.
///
/// This logger is used to issue log messages related to processing the
/// hostnames, FQDNs and sending name change requests to D2.
extern isc::log::Logger hostname_logger;
/// @brief Logger for lease allocation logic.
///
/// This logger is used to issue log messages related to lease allocation.
extern isc::log::Logger lease_logger;
/// @brief Logger for hooks execution by the server.
///
/// This logger is used to issue log messages related to use of hooks in
/// the DHCPv4 server.
extern isc::log::Logger srv_hooks_logger;
//@}
} // namespace dhcp4
} // namespace isc
......
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