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Fix bgp peers discovery cleanup (#8263)

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Take context into account, update index for that
This commit is contained in:
Tony Murray
2018-02-19 09:08:27 -06:00
committed by GitHub
parent 6887d771aa
commit 1c5b9d3524
3 changed files with 40 additions and 9 deletions
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41
includes/discovery/bgp-peers.inc.php
View File

@ -8,7 +8,7 @@ if (Config::get('enable_bgp')) {
if (key_exists('vrf_lite_cisco', $device) && (count($device['vrf_lite_cisco'])!=0)) {
$vrfs_lite_cisco = $device['vrf_lite_cisco'];
} else {
$vrfs_lite_cisco = array(array('context_name'=>null));
$vrfs_lite_cisco = array(array('context_name'=>''));
}
$bgpLocalAs = snmp_getnext($device, 'bgpLocalAs', '-Oqvn', 'BGP4-MIB');
@ -125,12 +125,16 @@ if (Config::get('enable_bgp')) {
}
}
$af_query = "SELECT bgpPeerIdentifier, afi, safi FROM bgpPeers_cbgp WHERE `device_id` = '".$device['device_id']."' AND bgpPeerIdentifier = '".$peer['ip']."'";
foreach (dbFetchRows($af_query) as $entry) {
$af_query = "SELECT bgpPeerIdentifier, afi, safi FROM bgpPeers_cbgp WHERE `device_id`=? AND bgpPeerIdentifier=? AND context_name=?";
foreach (dbFetchRows($af_query, [$device['device_id'], $peer['ip'], $device['context_name']]) as $entry) {
$afi = $entry['afi'];
$safi = $entry['safi'];
if (!$af_list[$entry['bgpPeerIdentifier']][$afi][$safi]) {
dbDelete('bgpPeers_cbgp', '`device_id` = ? AND `bgpPeerIdentifier` = ? AND afi=? AND safi=?', array($device['device_id'], $peer['ip'], $afi, $safi));
dbDelete(
'bgpPeers_cbgp',
'`device_id`=? AND `bgpPeerIdentifier`=? AND context_name=? AND afi=? AND safi=?',
[$device['device_id'], $peer['ip'], $device['context_name'], $afi, $safi]
);
}
}
}
@ -140,9 +144,13 @@ if (Config::get('enable_bgp')) {
unset($j_peerIndexes);
}
$params = array_column($peerlist, 'ip');
$query = 'device_id=? AND bgpPeerIdentifier NOT IN ' . dbGenPlaceholders(count($params));
array_unshift($params, $device['device_id']); // prepend device_id
// clean up peers
$params = [$device['device_id'], $device['context_name']];
$query = 'device_id=? AND context_name=?';
if (!empty($peerlist)) {
$query .= ' AND bgpPeerIdentifier NOT IN ' . dbGenPlaceholders(count($peerlist));
$params = array_merge($params, array_column($peerlist, 'ip'));
}
$deleted = dbDelete('bgpPeers', $query, $params);
dbDelete('bgpPeers_cbgp', $query, $params);
@ -156,8 +164,27 @@ if (Config::get('enable_bgp')) {
$af_data
);
}
// delete unknown contexts
$contexts = dbFetchColumn(
'SELECT DISTINCT context_name FROM bgpPeers WHERE device_id=?',
[$device['device_id']]
);
$existing_contexts = array_column($vrfs_lite_cisco, 'context_name');
foreach ($contexts as $context) {
if (!in_array($context, $existing_contexts)) {
dbDelete('bgpPeers', 'device_id=? and context_name=?', [$device['device_id'], $context]);
dbDelete('bgpPeers_cbgp', 'device_id=? and context_name=?', [$device['device_id'], $context]);
echo '-';
}
}
unset(
$device['context_name'],
$vrfs_lite_cisco,
$peers_data,
$af_data,
$contexts,
$vrfs_c
);
}

4
misc/db_schema.yaml
View File

@ -170,7 +170,7 @@ bgpPeers:
- { Field: context_name, Type: varchar(128), 'Null': true, Extra: '' }
Indexes:
PRIMARY: { Name: PRIMARY, Columns: [bgpPeer_id], Unique: true, Type: BTREE }
device_id: { Name: device_id, Columns: [device_id], Unique: false, Type: BTREE }
device_id: { Name: device_id, Columns: [device_id, context_name], Unique: false, Type: BTREE }
bgpPeers_cbgp:
Columns:
- { Field: device_id, Type: int(11), 'Null': false, Extra: '' }
@ -198,7 +198,7 @@ bgpPeers_cbgp:
- { Field: context_name, Type: varchar(128), 'Null': true, Extra: '' }
Indexes:
unique_index: { Name: unique_index, Columns: [device_id, bgpPeerIdentifier, afi, safi], Unique: true, Type: BTREE }
device_id: { Name: device_id, Columns: [device_id, bgpPeerIdentifier], Unique: false, Type: BTREE }
device_id: { Name: device_id, Columns: [device_id, bgpPeerIdentifier, context_name], Unique: false, Type: BTREE }
bills:
Columns:
- { Field: bill_id, Type: int(11), 'Null': false, Extra: auto_increment }

4
sql-schema/236.sql Normal file
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@ -0,0 +1,4 @@
DROP INDEX device_id ON bgpPeers;
CREATE INDEX device_id ON bgpPeers (device_id, context_name);
DROP INDEX device_id ON bgpPeers_cbgp;
CREATE INDEX device_id ON bgpPeers_cbgp (device_id, bgpPeerIdentifier, context_name);