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Plugin/BIND - extend the syntax to allow multiple addresses (#1512)

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* Extend bind to allow multiple addresses. UTs added. Changes the log for server starting, adding address when available

* update readme for bind

* fixes after review

* minor fix on readme

* accept multiple BIND directives in blocserver, consolidate the addresses

* fixes after review - format logging server address, variable names
This commit is contained in:
Francois Tur
2018-02-14 14:19:32 -05:00
committed by Miek Gieben
parent a0834b1dd5
commit 76455c6a0d
11 changed files with 279 additions and 47 deletions
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18
plugin/bind/setup.go
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@@ -12,13 +12,21 @@ import (
func setupBind(c *caddy.Controller) error {
config := dnsserver.GetConfig(c)
// addresses will be consolidated over all BIND directives available in that BlocServer
all := []string{}
for c.Next() {
if !c.Args(&config.ListenHost) {
return plugin.Error("bind", c.ArgErr())
addrs := c.RemainingArgs()
if len(addrs) == 0 {
return plugin.Error("bind", fmt.Errorf("at least one address is expected"))
}
for _, addr := range addrs {
if net.ParseIP(addr) == nil {
return plugin.Error("bind", fmt.Errorf("not a valid IP address: %s", addr))
}
}
all = append(all, addrs...)
}
if net.ParseIP(config.ListenHost) == nil {
return plugin.Error("bind", fmt.Errorf("not a valid IP address: %s", config.ListenHost))
}
config.ListenHosts = all
return nil
}