119 lines
3.3 KiB
Go
119 lines
3.3 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"time"
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"github.com/davidnewhall/unifi-poller/unidev"
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influx "github.com/influxdata/influxdb/client/v2"
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"github.com/naoina/toml"
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flg "github.com/ogier/pflag"
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"github.com/pkg/errors"
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)
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func main() {
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flg.Usage = func() {
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fmt.Println("Usage: unifi-poller [--config=filepath] [--debug] [--version]")
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flg.PrintDefaults()
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}
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configFile := flg.StringP("config", "c", defaultConfFile, "Poller Config File (TOML Format)")
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flg.BoolVarP(&Debug, "debug", "D", false, "Turn on the Spam (default false)")
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version := flg.BoolP("version", "v", false, "Print the version and exit.")
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flg.Parse()
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if *version {
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fmt.Println("unifi-poller version:", Version)
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os.Exit(0) // don't run anything else.
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}
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if log.SetFlags(0); Debug {
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log.SetFlags(log.Lshortfile | log.Lmicroseconds | log.Ldate)
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unidev.Debug = true
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}
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config, err := GetConfig(*configFile)
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if err != nil {
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flg.Usage()
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log.Fatalln("Config Error:", err)
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}
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// Create an authenticated session to the Unifi Controller.
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unifi, err := unidev.AuthController(config.UnifiUser, config.UnifiPass, config.UnifiBase)
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if err != nil {
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log.Fatal(err)
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}
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log.Println("Authenticated to Unifi Controller @", config.UnifiBase, "as user", config.UnifiUser)
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infdb, err := influx.NewHTTPClient(influx.HTTPConfig{
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Addr: config.InfluxURL,
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Username: config.InfluxUser,
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Password: config.InfluxPass,
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})
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if err != nil {
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log.Fatal(err)
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}
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log.Println("Logging Unifi Metrics to InfluXDB @", config.InfluxURL, "as user", config.InfluxUser)
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log.Println("Polling Unifi Controller, interval:", config.Interval.value)
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config.PollUnifiController(infdb, unifi)
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}
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// GetConfig parses and returns our configuration data.
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func GetConfig(configFile string) (Config, error) {
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// Preload our defaults.
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config := Config{
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InfluxURL: defaultInfxURL,
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InfluxUser: defaultInfxUser,
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InfluxPass: defaultInfxPass,
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InfluxDB: defaultInfxDb,
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UnifiUser: defaultUnifUser,
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UnifiPass: os.Getenv("UNIFI_PASSWORD"),
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UnifiBase: defaultUnifURL,
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Interval: Dur{value: defaultInterval},
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}
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if buf, err := ioutil.ReadFile(configFile); err != nil {
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return config, err
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// This is where the defaults in the config variable are overwritten.
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} else if err := toml.Unmarshal(buf, &config); err != nil {
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return config, errors.Wrap(err, "invalid config")
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}
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return config, nil
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}
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// PollUnifiController runs forever, polling and pushing.
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func (c *Config) PollUnifiController(infdb influx.Client, unifi *unidev.AuthedReq) {
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ticker := time.NewTicker(c.Interval.value)
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for range ticker.C {
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clients, err := unifi.GetUnifiClients()
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if err != nil {
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log.Println("unifi.GetUnifiClients():", err)
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continue
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}
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devices, err := unifi.GetUnifiDevices()
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if err != nil {
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log.Println("unifi.GetUnifiDevices():", err)
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continue
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}
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bp, err := influx.NewBatchPoints(influx.BatchPointsConfig{
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Database: c.InfluxDB,
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})
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if err != nil {
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log.Println("influx.NewBatchPoints:", err)
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continue
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}
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for _, asset := range append(clients, devices...) {
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if pt, errr := asset.Points(); errr != nil {
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log.Println("asset.Points():", errr)
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} else {
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bp.AddPoints(pt)
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}
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}
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if err = infdb.Write(bp); err != nil {
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log.Println("infdb.Write(bp):", err)
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continue
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}
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log.Println("Logged client state. Clients:", len(clients), "- Devices:", len(devices))
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}
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}
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