| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package powerstore |
| 4 | |
| 5 | import ( |
| 6 | "sync" |
| 7 | "time" |
| 8 | |
| 9 | "github.com/netdata/netdata/go/plugins/plugin/go.d/collector/powerstore/client" |
| 10 | ) |
| 11 | |
| 12 | const discoveryEvery = 5 |
| 13 | |
| 14 | func (c *Collector) collect() error { |
| 15 | c.runs++ |
| 16 | if !c.lastDiscoveryOK || c.runs%discoveryEvery == 0 { |
| 17 | if err := c.discovery(); err != nil { |
| 18 | if !c.lastDiscoveryOK { |
| 19 | return err |
| 20 | } |
| 21 | c.Warningf("discovery refresh failed, using previous data: %v", err) |
| 22 | } |
| 23 | } |
| 24 | |
| 25 | // Collect metrics from API concurrently, bounded by semaphore. |
| 26 | var wg sync.WaitGroup |
| 27 | for _, fn := range []func(){ |
| 28 | c.collectClusterSpace, |
| 29 | c.collectAppliances, |
| 30 | c.collectVolumes, |
| 31 | c.collectNodes, |
| 32 | c.collectFcPorts, |
| 33 | c.collectEthPorts, |
| 34 | c.collectFileSystems, |
| 35 | c.collectAlerts, |
| 36 | c.collectDriveWear, |
| 37 | c.collectReplication, |
| 38 | } { |
| 39 | wg.Add(1) |
| 40 | go func(f func()) { |
| 41 | defer wg.Done() |
| 42 | f() |
| 43 | }(fn) |
| 44 | } |
| 45 | wg.Wait() |
| 46 | |
| 47 | // These use cached discovery data, no API calls. |
| 48 | c.collectHardwareHealth() |
| 49 | c.collectNASStatus() |
| 50 | |
| 51 | return nil |
| 52 | } |
| 53 | |
| 54 | func (c *Collector) discovery() error { |
| 55 | start := time.Now() |
| 56 | c.Debugf("starting discovery") |
| 57 | |
| 58 | // Build results in a temp struct; only swap on full success. |
| 59 | var d discovered |
| 60 | |
| 61 | clusters, err := c.client.Clusters() |
| 62 | if err != nil { |
| 63 | c.lastDiscoveryOK = false |
| 64 | return err |
| 65 | } |
| 66 | d.clusters = clusters |
| 67 | |
| 68 | appliances, err := c.client.Appliances() |
| 69 | if err != nil { |
| 70 | c.lastDiscoveryOK = false |
| 71 | return err |
| 72 | } |
| 73 | d.appliances = make(map[string]client.Appliance, len(appliances)) |
| 74 | for _, a := range appliances { |
| 75 | d.appliances[a.ID] = a |
| 76 | } |
| 77 | |
| 78 | volumes, err := c.client.Volumes() |
| 79 | if err != nil { |
| 80 | c.lastDiscoveryOK = false |
| 81 | return err |
| 82 | } |
| 83 | d.volumes = make(map[string]client.Volume, len(volumes)) |
| 84 | for _, v := range volumes { |
| 85 | if c.volumeMatches(v.Name) { |
| 86 | d.volumes[v.ID] = v |
| 87 | } |
| 88 | } |
| 89 | |
| 90 | allHW, err := c.client.AllHardware() |
| 91 | if err != nil { |
| 92 | c.lastDiscoveryOK = false |
| 93 | return err |
| 94 | } |
| 95 | d.hardware = allHW |
| 96 | d.nodes = make(map[string]client.Node) |
| 97 | d.drives = make(map[string]client.Hardware) |
| 98 | for _, h := range allHW { |
| 99 | switch h.Type { |
| 100 | case "Node": |
| 101 | d.nodes[h.ID] = client.Node{ID: h.ID, Name: h.Name, ApplianceID: h.ApplianceID} |
| 102 | case "Drive": |
| 103 | d.drives[h.ID] = h |
| 104 | } |
| 105 | } |
| 106 | |
| 107 | fcPorts, err := c.client.FcPorts() |
| 108 | if err != nil { |
| 109 | c.lastDiscoveryOK = false |
| 110 | return err |
| 111 | } |
| 112 | d.fcPorts = make(map[string]client.FcPort, len(fcPorts)) |
| 113 | for _, p := range fcPorts { |
| 114 | d.fcPorts[p.ID] = p |
| 115 | } |
| 116 | |
| 117 | ethPorts, err := c.client.EthPorts() |
| 118 | if err != nil { |
| 119 | c.lastDiscoveryOK = false |
| 120 | return err |
| 121 | } |
| 122 | d.ethPorts = make(map[string]client.EthPort, len(ethPorts)) |
| 123 | for _, p := range ethPorts { |
| 124 | d.ethPorts[p.ID] = p |
| 125 | } |
| 126 | |
| 127 | fileSystems, err := c.client.FileSystems() |
| 128 | if err != nil { |
| 129 | c.lastDiscoveryOK = false |
| 130 | return err |
| 131 | } |
| 132 | d.fileSystems = make(map[string]client.FileSystem, len(fileSystems)) |
| 133 | for _, fs := range fileSystems { |
| 134 | d.fileSystems[fs.ID] = fs |
| 135 | } |
| 136 | |
| 137 | nas, err := c.client.NASServers() |
| 138 | if err != nil { |
| 139 | c.lastDiscoveryOK = false |
| 140 | return err |
| 141 | } |
| 142 | d.nasServers = make(map[string]client.NAS, len(nas)) |
| 143 | for _, n := range nas { |
| 144 | d.nasServers[n.ID] = n |
| 145 | } |
| 146 | |
| 147 | // All API calls succeeded — atomic swap. |
| 148 | c.discovered = d |
| 149 | c.lastDiscoveryOK = true |
| 150 | |
| 151 | c.Debugf("discovery: %d clusters, %d appliances, %d volumes, %d nodes, %d FC ports, %d ETH ports, %d file systems, %d NAS servers, %d drives (took %s)", |
| 152 | len(d.clusters), len(d.appliances), len(d.volumes), len(d.nodes), |
| 153 | len(d.fcPorts), len(d.ethPorts), len(d.fileSystems), len(d.nasServers), len(d.drives), |
| 154 | time.Since(start)) |
| 155 | |
| 156 | return nil |
| 157 | } |