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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-13 12:15:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-13 12:15:43 +0000
commitf5f56e1a1c4d9e9496fcb9d81131066a964ccd23 (patch)
tree49e44c6f87febed37efb953ab5485aa49f6481a7 /src/lib/dhcpsrv/cfg_expiration.cc
parentInitial commit. (diff)
downloadisc-kea-f5f56e1a1c4d9e9496fcb9d81131066a964ccd23.tar.xz
isc-kea-f5f56e1a1c4d9e9496fcb9d81131066a964ccd23.zip
Adding upstream version 2.4.1.upstream/2.4.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--src/lib/dhcpsrv/cfg_expiration.cc141
1 files changed, 141 insertions, 0 deletions
diff --git a/src/lib/dhcpsrv/cfg_expiration.cc b/src/lib/dhcpsrv/cfg_expiration.cc
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+++ b/src/lib/dhcpsrv/cfg_expiration.cc
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+// Copyright (C) 2015,2017 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include <config.h>
+
+#include <dhcpsrv/cfg_expiration.h>
+#include <exceptions/exceptions.h>
+#include <limits>
+
+using namespace isc::data;
+
+namespace isc {
+namespace dhcp {
+
+// Default values
+const uint16_t CfgExpiration::DEFAULT_RECLAIM_TIMER_WAIT_TIME = 10;
+const uint16_t CfgExpiration::DEFAULT_FLUSH_RECLAIMED_TIMER_WAIT_TIME = 25;
+const uint32_t CfgExpiration::DEFAULT_HOLD_RECLAIMED_TIME = 3600;
+const uint32_t CfgExpiration::DEFAULT_MAX_RECLAIM_LEASES = 100;
+const uint16_t CfgExpiration::DEFAULT_MAX_RECLAIM_TIME = 250;
+const uint16_t CfgExpiration::DEFAULT_UNWARNED_RECLAIM_CYCLES = 5;
+
+// Maximum values.
+const uint16_t CfgExpiration::LIMIT_RECLAIM_TIMER_WAIT_TIME =
+ std::numeric_limits<uint16_t>::max();
+const uint16_t CfgExpiration::LIMIT_FLUSH_RECLAIMED_TIMER_WAIT_TIME =
+ std::numeric_limits<uint16_t>::max();
+const uint32_t CfgExpiration::LIMIT_HOLD_RECLAIMED_TIME =
+ std::numeric_limits<uint32_t>::max();
+const uint32_t CfgExpiration::LIMIT_MAX_RECLAIM_LEASES =
+ std::numeric_limits<uint32_t>::max();
+const uint16_t CfgExpiration::LIMIT_MAX_RECLAIM_TIME = 10000;
+const uint16_t CfgExpiration::LIMIT_UNWARNED_RECLAIM_CYCLES =
+ std::numeric_limits<uint16_t>::max();
+
+// Timers' names
+const std::string CfgExpiration::RECLAIM_EXPIRED_TIMER_NAME =
+ "reclaim-expired-leases";
+
+const std::string CfgExpiration::FLUSH_RECLAIMED_TIMER_NAME =
+ "flush-reclaimed-leases";
+
+CfgExpiration::CfgExpiration(const bool test_mode)
+ : reclaim_timer_wait_time_(DEFAULT_RECLAIM_TIMER_WAIT_TIME),
+ flush_reclaimed_timer_wait_time_(DEFAULT_FLUSH_RECLAIMED_TIMER_WAIT_TIME),
+ hold_reclaimed_time_(DEFAULT_HOLD_RECLAIMED_TIME),
+ max_reclaim_leases_(DEFAULT_MAX_RECLAIM_LEASES),
+ max_reclaim_time_(DEFAULT_MAX_RECLAIM_TIME),
+ unwarned_reclaim_cycles_(DEFAULT_UNWARNED_RECLAIM_CYCLES),
+ timer_mgr_(TimerMgr::instance()),
+ test_mode_(test_mode) {
+}
+
+void
+CfgExpiration::setReclaimTimerWaitTime(const int64_t reclaim_timer_wait_time) {
+ rangeCheck(reclaim_timer_wait_time, LIMIT_RECLAIM_TIMER_WAIT_TIME,
+ "reclaim-timer-wait-time");
+ reclaim_timer_wait_time_ = reclaim_timer_wait_time;
+}
+
+void
+CfgExpiration::setFlushReclaimedTimerWaitTime(const int64_t flush_reclaimed_wait_time) {
+ rangeCheck(flush_reclaimed_wait_time, LIMIT_FLUSH_RECLAIMED_TIMER_WAIT_TIME,
+ "flush-reclaimed-timer-wait-time");
+ flush_reclaimed_timer_wait_time_ = flush_reclaimed_wait_time;
+}
+
+void
+CfgExpiration::setHoldReclaimedTime(const int64_t hold_reclaimed_time) {
+ rangeCheck(hold_reclaimed_time, LIMIT_HOLD_RECLAIMED_TIME, "hold-reclaimed-time");
+ hold_reclaimed_time_ = hold_reclaimed_time;
+}
+
+void
+CfgExpiration::setMaxReclaimLeases(const int64_t max_reclaim_leases) {
+ rangeCheck(max_reclaim_leases, LIMIT_MAX_RECLAIM_LEASES, "max-reclaim-leases");
+ max_reclaim_leases_ = max_reclaim_leases;
+}
+
+void
+CfgExpiration::setMaxReclaimTime(const int64_t max_reclaim_time) {
+ rangeCheck(max_reclaim_time, LIMIT_MAX_RECLAIM_TIME, "max-reclaim-time");
+ max_reclaim_time_ = max_reclaim_time;
+}
+
+void
+CfgExpiration::setUnwarnedReclaimCycles(const int64_t unwarned_reclaim_cycles) {
+ rangeCheck(unwarned_reclaim_cycles, LIMIT_UNWARNED_RECLAIM_CYCLES,
+ "unwarned-reclaim-cycles");
+ unwarned_reclaim_cycles_ = unwarned_reclaim_cycles;
+}
+
+void
+CfgExpiration::rangeCheck(const int64_t value, const uint64_t max_value,
+ const std::string& config_parameter_name) const {
+ if (value < 0) {
+ isc_throw(OutOfRange, "value for configuration parameter '"
+ << config_parameter_name << "' must not be negative");
+
+ } else if (value > max_value) {
+ isc_throw(OutOfRange, "out range value '" << value << "' for configuration"
+ " parameter '" << config_parameter_name << "', expected maximum"
+ " value of '" << max_value << "'");
+ }
+}
+
+ElementPtr
+CfgExpiration::toElement() const {
+ ElementPtr result = Element::createMap();
+ // Set reclaim-timer-wait-time
+ result->set("reclaim-timer-wait-time",
+ Element::create(static_cast<long long>
+ (reclaim_timer_wait_time_)));
+ // Set flush-reclaimed-timer-wait-time
+ result->set("flush-reclaimed-timer-wait-time",
+ Element::create(static_cast<long long>
+ (flush_reclaimed_timer_wait_time_)));
+ // Set hold-reclaimed-time
+ result->set("hold-reclaimed-time",
+ Element::create(static_cast<long long>
+ (hold_reclaimed_time_)));
+ // Set max-reclaim-leases
+ result->set("max-reclaim-leases",
+ Element::create(static_cast<long long>
+ (max_reclaim_leases_)));
+ // Set max-reclaim-time
+ result->set("max-reclaim-time",
+ Element::create(static_cast<long long>
+ (max_reclaim_time_)));
+ // Set unwarned-reclaim-cycles
+ result->set("unwarned-reclaim-cycles",
+ Element::create(static_cast<long long>
+ (unwarned_reclaim_cycles_)));
+ return (result);
+}
+
+}
+}