| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package dnsmasq |
| 4 | |
| 5 | import ( |
| 6 | "errors" |
| 7 | "fmt" |
| 8 | "slices" |
| 9 | |
| 10 | "github.com/netdata/netdata/go/plugins/plugin/framework/collectorapi" |
| 11 | ) |
| 12 | |
| 13 | func (c *Collector) validateConfig() error { |
| 14 | if c.Address == "" { |
| 15 | return errors.New("'address' parameter not set") |
| 16 | } |
| 17 | if !isProtocolValid(c.Protocol) { |
| 18 | return fmt.Errorf("'protocol' (%s) is not valid, expected one of %v", c.Protocol, validProtocols) |
| 19 | } |
| 20 | return nil |
| 21 | } |
| 22 | |
| 23 | func (c *Collector) initDNSClient() (dnsClient, error) { |
| 24 | return c.newDNSClient(c.Protocol, c.Timeout.Duration()), nil |
| 25 | } |
| 26 | |
| 27 | func (c *Collector) initCharts() (*collectorapi.Charts, error) { |
| 28 | return cacheCharts.Copy(), nil |
| 29 | } |
| 30 | |
| 31 | func isProtocolValid(protocol string) bool { |
| 32 | return slices.Contains(validProtocols, protocol) |
| 33 | } |
| 34 | |
| 35 | var validProtocols = []string{ |
| 36 | "udp", |
| 37 | "tcp", |
| 38 | "tcp-tls", |
| 39 | } |