| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package l2topology |
| 4 | |
| 5 | type deviceInterfaceCollector struct { |
| 6 | ifIndexes map[string]struct{} |
| 7 | ifNames map[string]struct{} |
| 8 | ifTypes map[string]int |
| 9 | adminCounts map[string]int |
| 10 | operCounts map[string]int |
| 11 | portStatuses []topologyDevicePortStatus |
| 12 | portEvidence map[int]*topologyDevicePortEvidence |
| 13 | } |
| 14 | |
| 15 | type deviceInterfaceSummaryBuilder struct { |
| 16 | interfaces []Interface |
| 17 | attachments []Attachment |
| 18 | adjacencies []Adjacency |
| 19 | deviceByID map[string]Device |
| 20 | ifIndexByDeviceName map[string]int |
| 21 | bridgeLinks []bridgeBridgeLinkRecord |
| 22 | reporterAliases map[string][]string |
| 23 | collectors map[string]*deviceInterfaceCollector |
| 24 | managedAliasOwners map[string]map[string]struct{} |
| 25 | } |
| 26 | |
| 27 | func buildTopologyDeviceInterfaceSummaries( |
| 28 | interfaces []Interface, |
| 29 | attachments []Attachment, |
| 30 | adjacencies []Adjacency, |
| 31 | deviceByID map[string]Device, |
| 32 | ifIndexByDeviceName map[string]int, |
| 33 | bridgeLinks []bridgeBridgeLinkRecord, |
| 34 | reporterAliases map[string][]string, |
| 35 | ) map[string]topologyDeviceInterfaceSummary { |
| 36 | return newDeviceInterfaceSummaryBuilder( |
| 37 | interfaces, |
| 38 | attachments, |
| 39 | adjacencies, |
| 40 | deviceByID, |
| 41 | ifIndexByDeviceName, |
| 42 | bridgeLinks, |
| 43 | reporterAliases, |
| 44 | ).build() |
| 45 | } |
| 46 | |
| 47 | func newDeviceInterfaceSummaryBuilder( |
| 48 | interfaces []Interface, |
| 49 | attachments []Attachment, |
| 50 | adjacencies []Adjacency, |
| 51 | deviceByID map[string]Device, |
| 52 | ifIndexByDeviceName map[string]int, |
| 53 | bridgeLinks []bridgeBridgeLinkRecord, |
| 54 | reporterAliases map[string][]string, |
| 55 | ) *deviceInterfaceSummaryBuilder { |
| 56 | return &deviceInterfaceSummaryBuilder{ |
| 57 | interfaces: interfaces, |
| 58 | attachments: attachments, |
| 59 | adjacencies: adjacencies, |
| 60 | deviceByID: deviceByID, |
| 61 | ifIndexByDeviceName: ifIndexByDeviceName, |
| 62 | bridgeLinks: bridgeLinks, |
| 63 | reporterAliases: reporterAliases, |
| 64 | collectors: make(map[string]*deviceInterfaceCollector), |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | func (b *deviceInterfaceSummaryBuilder) build() map[string]topologyDeviceInterfaceSummary { |
| 69 | if len(b.interfaces) == 0 { |
| 70 | return nil |
| 71 | } |
| 72 | |
| 73 | b.collectInterfaces() |
| 74 | if len(b.collectors) == 0 { |
| 75 | return nil |
| 76 | } |
| 77 | |
| 78 | b.managedAliasOwners = buildFDBAliasOwnerMap(b.reporterAliases) |
| 79 | b.collectFDBAttachments() |
| 80 | b.collectAdjacencyEvidence() |
| 81 | b.collectBridgeLinkEvidence() |
| 82 | |
| 83 | return b.buildSummaries() |
| 84 | } |