| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package rabbitmq |
| 4 | |
| 5 | func newCache() *cache { |
| 6 | return &cache{ |
| 7 | nodes: make(map[string]*nodeCacheItem), |
| 8 | vhosts: make(map[string]*vhostCacheItem), |
| 9 | queues: make(map[string]*queueCacheItem), |
| 10 | } |
| 11 | } |
| 12 | |
| 13 | type ( |
| 14 | cache struct { |
| 15 | overview struct{ hasCharts bool } |
| 16 | nodes map[string]*nodeCacheItem |
| 17 | vhosts map[string]*vhostCacheItem |
| 18 | queues map[string]*queueCacheItem |
| 19 | } |
| 20 | nodeCacheItem struct { |
| 21 | name string |
| 22 | seen bool |
| 23 | hasCharts bool |
| 24 | peers map[string]*peerCacheItem |
| 25 | } |
| 26 | peerCacheItem struct { |
| 27 | name string |
| 28 | node string |
| 29 | seen bool |
| 30 | hasCharts bool |
| 31 | } |
| 32 | vhostCacheItem struct { |
| 33 | name string |
| 34 | seen bool |
| 35 | hasCharts bool |
| 36 | } |
| 37 | queueCacheItem struct { |
| 38 | name string |
| 39 | node string |
| 40 | vhost string |
| 41 | typ string |
| 42 | seen bool |
| 43 | hasCharts bool |
| 44 | } |
| 45 | ) |
| 46 | |
| 47 | func (c *cache) resetSeen() { |
| 48 | for _, v := range c.nodes { |
| 49 | v.seen = false |
| 50 | for _, v := range v.peers { |
| 51 | v.seen = false |
| 52 | } |
| 53 | } |
| 54 | for _, v := range c.vhosts { |
| 55 | v.seen = false |
| 56 | } |
| 57 | for _, v := range c.queues { |
| 58 | v.seen = false |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | func (c *cache) getNode(node apiNodeResp) *nodeCacheItem { |
| 63 | v, ok := c.nodes[node.Name] |
| 64 | if !ok { |
| 65 | v = &nodeCacheItem{name: node.Name, peers: make(map[string]*peerCacheItem)} |
| 66 | c.nodes[node.Name] = v |
| 67 | } |
| 68 | return v |
| 69 | } |
| 70 | |
| 71 | func (c *cache) getNodeClusterPeer(node apiNodeResp, peer apiClusterPeer) *peerCacheItem { |
| 72 | n := c.getNode(node) |
| 73 | v, ok := n.peers[peer.Name] |
| 74 | if !ok { |
| 75 | v = &peerCacheItem{node: node.Name, name: peer.Name} |
| 76 | n.peers[peer.Name] = v |
| 77 | } |
| 78 | return v |
| 79 | } |
| 80 | |
| 81 | func (c *cache) getQueue(q apiQueueResp) *queueCacheItem { |
| 82 | key := q.Node + "_" + q.Vhost + "_" + q.Name |
| 83 | v, ok := c.queues[key] |
| 84 | if !ok { |
| 85 | v = &queueCacheItem{node: q.Node, name: q.Name, vhost: q.Vhost, typ: q.Type} |
| 86 | c.queues[key] = v |
| 87 | } |
| 88 | return v |
| 89 | } |
| 90 | |
| 91 | func (c *cache) getVhost(vhost string) *vhostCacheItem { |
| 92 | v, ok := c.vhosts[vhost] |
| 93 | if !ok { |
| 94 | v = &vhostCacheItem{name: vhost} |
| 95 | c.vhosts[vhost] = v |
| 96 | } |
| 97 | return v |
| 98 | } |