88 lines
1.7 KiB
Go
88 lines
1.7 KiB
Go
package bind
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import (
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"fmt"
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"net/http"
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"net/url"
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"sync"
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"time"
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"github.com/influxdata/telegraf"
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"github.com/influxdata/telegraf/plugins/inputs"
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)
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type Bind struct {
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Urls []string
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GatherMemoryContexts bool
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GatherViews bool
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}
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var sampleConfig = `
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## An array of BIND XML statistics URI to gather stats.
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## Default is "http://localhost:8053/xml/v3".
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# urls = ["http://localhost:8053/xml/v3"]
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# gather_memory_contexts = false
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# gather_views = false
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`
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var client = &http.Client{
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Timeout: time.Duration(4 * time.Second),
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}
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func (b *Bind) Description() string {
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return "Read BIND nameserver XML statistics"
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}
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func (b *Bind) SampleConfig() string {
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return sampleConfig
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}
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func (b *Bind) Gather(acc telegraf.Accumulator) error {
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var wg sync.WaitGroup
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if len(b.Urls) == 0 {
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b.Urls = []string{"http://localhost:8053/xml/v3"}
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}
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for _, u := range b.Urls {
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addr, err := url.Parse(u)
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if err != nil {
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acc.AddError(fmt.Errorf("Unable to parse address '%s': %s", u, err))
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continue
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}
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wg.Add(1)
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go func(addr *url.URL) {
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defer wg.Done()
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acc.AddError(b.gatherUrl(addr, acc))
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}(addr)
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}
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wg.Wait()
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return nil
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}
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func (b *Bind) gatherUrl(addr *url.URL, acc telegraf.Accumulator) error {
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switch addr.Path {
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case "":
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// BIND 9.6 - 9.8
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return b.readStatsXMLv2(addr, acc)
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case "/json/v1":
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// BIND 9.10+
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return b.readStatsJSON(addr, acc)
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case "/xml/v2":
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// BIND 9.9
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return b.readStatsXMLv2(addr, acc)
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case "/xml/v3":
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// BIND 9.9+
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return b.readStatsXMLv3(addr, acc)
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default:
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return fmt.Errorf("URL %s is ambiguous. Please check plugin documentation for supported URL formats.",
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addr)
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}
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}
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func init() {
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inputs.Add("bind", func() telegraf.Input { return &Bind{} })
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}
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