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Code Issues Releases Wiki Activity

[3965] deleteExpiredReclaimed returns number of deleted leases.

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This commit is contained in:
Marcin Siodelski
2015-09-03 11:35:25 +02:00
parent 457428a354
commit 31c483f123
9 changed files with 73 additions and 29 deletions
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8
src/lib/dhcpsrv/lease_mgr.h
View File

@@ -369,14 +369,18 @@ public:
/// @param secs Number of seconds since expiration of leases before
/// they can be removed. Leases which have expired later than this
/// time will not be deleted.
virtual void deleteExpiredReclaimedLeases4(const uint32_t secs) = 0;
///
/// @return Number of leases deleted.
virtual uint64_t deleteExpiredReclaimedLeases4(const uint32_t secs) = 0;
/// @brief Deletes all expired and reclaimed DHCPv6 leases.
///
/// @param secs Number of seconds since expiration of leases before
/// they can be removed. Leases which have expired later than this
/// time will not be deleted.
virtual void deleteExpiredReclaimedLeases6(const uint32_t secs) = 0;
///
/// @return Number of leases deleted.
virtual uint64_t deleteExpiredReclaimedLeases6(const uint32_t secs) = 0;
/// @brief Return backend type
///

18
src/lib/dhcpsrv/memfile_lease_mgr.cc
View File

@@ -646,27 +646,29 @@ Memfile_LeaseMgr::deleteLease(const isc::asiolink::IOAddress& addr) {
}
}
void
uint64_t
Memfile_LeaseMgr::deleteExpiredReclaimedLeases4(const uint32_t secs) {
LOG_DEBUG(dhcpsrv_logger, DHCPSRV_DBG_TRACE_DETAIL,
DHCPSRV_MEMFILE_DELETE_EXPIRED_RECLAIMED4)
.arg(secs);
deleteExpiredReclaimedLeases<Lease4StorageExpirationIndex, Lease4>(secs, V4, storage4_,
lease_file4_);
return (deleteExpiredReclaimedLeases<
Lease4StorageExpirationIndex, Lease4
>(secs, V4, storage4_, lease_file4_));
}
void
uint64_t
Memfile_LeaseMgr::deleteExpiredReclaimedLeases6(const uint32_t secs) {
LOG_DEBUG(dhcpsrv_logger, DHCPSRV_DBG_TRACE_DETAIL,
DHCPSRV_MEMFILE_DELETE_EXPIRED_RECLAIMED6)
.arg(secs);
deleteExpiredReclaimedLeases<Lease6StorageExpirationIndex, Lease6>(secs, V6, storage6_,
lease_file6_);
return (deleteExpiredReclaimedLeases<
Lease6StorageExpirationIndex, Lease6
>(secs, V6, storage6_, lease_file6_));
}
template<typename IndexType, typename LeaseType, typename StorageType,
typename LeaseFileType>
void
uint64_t
Memfile_LeaseMgr::deleteExpiredReclaimedLeases(const uint32_t secs,
const Universe& universe,
StorageType& storage,
@@ -722,6 +724,8 @@ Memfile_LeaseMgr::deleteExpiredReclaimedLeases(const uint32_t secs,
// Erase leases from memory.
index.erase(lower_limit, upper_limit);
}
// Return number of leases deleted.
return (num_leases);
}

18
src/lib/dhcpsrv/memfile_lease_mgr.h
View File

@@ -319,14 +319,18 @@ public:
/// @param secs Number of seconds since expiration of leases before
/// they can be removed. Leases which have expired later than this
/// time will not be deleted.
virtual void deleteExpiredReclaimedLeases4(const uint32_t secs);
///
/// @return Number of leases deleted.
virtual uint64_t deleteExpiredReclaimedLeases4(const uint32_t secs);
/// @brief Deletes all expired-reclaimed DHCPv6 leases.
///
/// @param secs Number of seconds since expiration of leases before
/// they can be removed. Leases which have expired later than this
/// time will not be deleted.
virtual void deleteExpiredReclaimedLeases6(const uint32_t secs);
///
/// @return Number of leases deleted.
virtual uint64_t deleteExpiredReclaimedLeases6(const uint32_t secs);
private:
@@ -346,6 +350,8 @@ private:
/// @param lease_file Reference to a DHCPv4 or DHCPv6 lease file
/// instance where leases should be marked as deleted.
///
/// @return Number of leases deleted.
///
/// @tparam IndexType Index type to be used to search for the
/// expired-reclaimed leases, i.e.
/// @c Lease4StorageExpirationIndex or @c Lease6StorageExpirationIndex.
@@ -356,10 +362,10 @@ private:
/// DHCPv6 lease file type.
template<typename IndexType, typename LeaseType, typename StorageType,
typename LeaseFileType>
void deleteExpiredReclaimedLeases(const uint32_t secs,
const Universe& universe,
StorageType& storage,
LeaseFileType& lease_file) const;
uint64_t deleteExpiredReclaimedLeases(const uint32_t secs,
const Universe& universe,
StorageType& storage,
LeaseFileType& lease_file) const;
public:

4
src/lib/dhcpsrv/mysql_lease_mgr.cc
View File

@@ -2086,13 +2086,13 @@ MySqlLeaseMgr::deleteLease(const isc::asiolink::IOAddress& addr) {
}
}
void
uint64_t
MySqlLeaseMgr::deleteExpiredReclaimedLeases4(const uint32_t) {
isc_throw(NotImplemented, "MySqlLeaseMgr::deleteExpiredReclaimedLeases4"
" is not implemented");
}
void
uint64_t
MySqlLeaseMgr::deleteExpiredReclaimedLeases6(const uint32_t) {
isc_throw(NotImplemented, "MySqlLeaseMgr::deleteExpiredReclaimedLeases6"
" is not implemented");

8
src/lib/dhcpsrv/mysql_lease_mgr.h
View File

@@ -386,14 +386,18 @@ public:
/// @param secs Number of seconds since expiration of leases before
/// they can be removed. Leases which have expired later than this
/// time will not be deleted.
virtual void deleteExpiredReclaimedLeases4(const uint32_t secs);
///
/// @return Number of leases deleted.
virtual uint64_t deleteExpiredReclaimedLeases4(const uint32_t secs);
/// @brief Deletes all expired-reclaimed DHCPv6 leases.
///
/// @param secs Number of seconds since expiration of leases before
/// they can be removed. Leases which have expired later than this
/// time will not be deleted.
virtual void deleteExpiredReclaimedLeases6(const uint32_t secs);
///
/// @return Number of leases deleted.
virtual uint64_t deleteExpiredReclaimedLeases6(const uint32_t secs);
/// @brief Return backend type
///

4
src/lib/dhcpsrv/pgsql_lease_mgr.cc
View File

@@ -1507,13 +1507,13 @@ PgSqlLeaseMgr::deleteLease(const isc::asiolink::IOAddress& addr) {
return (deleteLeaseCommon(DELETE_LEASE6, bind_array));
}
void
uint64_t
PgSqlLeaseMgr::deleteExpiredReclaimedLeases4(const uint32_t) {
isc_throw(NotImplemented, "PgSqlLeaseMgr::deleteExpiredReclaimedLeases4"
" is not implemented");
}
void
uint64_t
PgSqlLeaseMgr::deleteExpiredReclaimedLeases6(const uint32_t) {
isc_throw(NotImplemented, "PgSqlLeaseMgr::deleteExpiredReclaimedLeases6"
" is not implemented");

8
src/lib/dhcpsrv/pgsql_lease_mgr.h
View File

@@ -391,14 +391,18 @@ public:
/// @param secs Number of seconds since expiration of leases before
/// they can be removed. Leases which have expired later than this
/// time will not be deleted.
virtual void deleteExpiredReclaimedLeases4(const uint32_t secs);
///
/// @return Number of leases deleted.
virtual uint64_t deleteExpiredReclaimedLeases4(const uint32_t secs);
/// @brief Deletes all expired-reclaimed DHCPv6 leases.
///
/// @param secs Number of seconds since expiration of leases before
/// they can be removed. Leases which have expired later than this
/// time will not be deleted.
virtual void deleteExpiredReclaimedLeases6(const uint32_t secs);
///
/// @return Number of leases deleted.
virtual uint64_t deleteExpiredReclaimedLeases6(const uint32_t secs);
/// @brief Return backend type
///

30
src/lib/dhcpsrv/tests/generic_lease_mgr_unittest.cc
View File

@@ -1924,7 +1924,11 @@ GenericLeaseMgrTest::testDeleteExpiredReclaimedLeases4() {
// Delete expired and reclaimed leases which have expired earlier than
// 15 seconds ago. This should affect leases with index 2, 3, 4 etc.
ASSERT_NO_THROW(lmptr_->deleteExpiredReclaimedLeases4(lease_affinity_time));
uint64_t deleted_num;
uint64_t should_delete_num = 0;
ASSERT_NO_THROW(
deleted_num = lmptr_->deleteExpiredReclaimedLeases4(lease_affinity_time)
);
for (size_t i = 0; i < leases.size(); ++i) {
// Obtain lease from the server.
@@ -1936,6 +1940,7 @@ GenericLeaseMgrTest::testDeleteExpiredReclaimedLeases4() {
((leases[i]->getExpirationTime() + lease_affinity_time) < current_time)) {
EXPECT_FALSE(lease) << "The following lease should have been"
" deleted: " << leases[i]->toText();
++should_delete_num;
} else {
// If the lease is not reclaimed or it has expired less than
@@ -1944,10 +1949,16 @@ GenericLeaseMgrTest::testDeleteExpiredReclaimedLeases4() {
" deleted: " << leases[i]->toText();
}
}
// Check that the number of leases deleted is correct.
EXPECT_EQ(deleted_num, should_delete_num);
// Make sure we can make another attempt, when there are no more leases
// to be deleted.
ASSERT_NO_THROW(lmptr_->deleteExpiredReclaimedLeases4(lease_affinity_time));
ASSERT_NO_THROW(
deleted_num = lmptr_->deleteExpiredReclaimedLeases4(lease_affinity_time)
);
// No lease should have been deleted.
EXPECT_EQ(0, deleted_num);
// Reopen the database. This to ensure that the leases have been deleted
// from the persistent storage.
@@ -2013,7 +2024,11 @@ GenericLeaseMgrTest::testDeleteExpiredReclaimedLeases6() {
// Delete expired and reclaimed leases which have expired earlier than
// 15 seconds ago. This should affect leases with index 2, 3, 4 etc.
ASSERT_NO_THROW(lmptr_->deleteExpiredReclaimedLeases6(lease_affinity_time));
uint64_t deleted_num;
uint64_t should_delete_num = 0;
ASSERT_NO_THROW(
deleted_num = lmptr_->deleteExpiredReclaimedLeases6(lease_affinity_time)
);
for (size_t i = 0; i < leases.size(); ++i) {
// Obtain lease from the server.
@@ -2025,6 +2040,7 @@ GenericLeaseMgrTest::testDeleteExpiredReclaimedLeases6() {
((leases[i]->getExpirationTime() + lease_affinity_time) < current_time)) {
EXPECT_FALSE(lease) << "The following lease should have been"
" deleted: " << leases[i]->toText();
++should_delete_num;
} else {
// If the lease is not reclaimed or it has expired less than
@@ -2033,10 +2049,16 @@ GenericLeaseMgrTest::testDeleteExpiredReclaimedLeases6() {
" deleted: " << leases[i]->toText();
}
}
// Check that the number of deleted leases is correct.
EXPECT_EQ(should_delete_num, deleted_num);
// Make sure we can make another attempt, when there are no more leases
// to be deleted.
ASSERT_NO_THROW(lmptr_->deleteExpiredReclaimedLeases6(lease_affinity_time));
ASSERT_NO_THROW(
deleted_num = lmptr_->deleteExpiredReclaimedLeases6(lease_affinity_time)
);
// No lease should have been deleted.
EXPECT_EQ(0, deleted_num);
// Reopen the database. This to ensure that the leases have been deleted
// from the persistent storage.

4
src/lib/dhcpsrv/tests/lease_mgr_unittest.cc
View File

@@ -219,7 +219,7 @@ public:
/// @param secs Number of seconds since expiration of leases before
/// they can be removed. Leases which have expired later than this
/// time will not be deleted.
virtual void deleteExpiredReclaimedLeases4(const uint32_t) {
virtual uint64_t deleteExpiredReclaimedLeases4(const uint32_t) {
isc_throw(NotImplemented, "ConcreteLeaseMgr::deleteExpiredReclaimedLeases4"
" is not implemented");
}
@@ -229,7 +229,7 @@ public:
/// @param secs Number of seconds since expiration of leases before
/// they can be removed. Leases which have expired later than this
/// time will not be deleted.
virtual void deleteExpiredReclaimedLeases6(const uint32_t) {
virtual uint64_t deleteExpiredReclaimedLeases6(const uint32_t) {
isc_throw(NotImplemented, "ConcreteLeaseMgr::deleteExpiredReclaimedLeases6"
" is not implemented");
}