diff options
Diffstat (limited to 'core/dnsserver/config.go')
| -rw-r--r-- | core/dnsserver/config.go | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/core/dnsserver/config.go b/core/dnsserver/config.go index 0f75a7f86..1e952b153 100644 --- a/core/dnsserver/config.go +++ b/core/dnsserver/config.go @@ -2,6 +2,7 @@ package dnsserver import ( "crypto/tls" + "net" "github.com/coredns/coredns/plugin" @@ -13,8 +14,9 @@ type Config struct { // The zone of the site. Zone string - // The hostname to bind listener to, defaults to the wildcard address - ListenHost string + // one or several hostnames to bind the server to. + // defaults to a single empty string that denote the wildcard address + ListenHosts []string // The port to listen on. Port string @@ -50,6 +52,22 @@ type Config struct { registry map[string]plugin.Handler } +//HostAddresses builds a representation of the addresses of this Config +//after server is started ONLY, can be used as a Key for identifing that config +// :53 or 127.0.0.1:53 or 127.0.0.1:53/::1:53 +func (c *Config) HostAddresses() string { + all := "" + for _, h := range c.ListenHosts { + addr := net.JoinHostPort(h, c.Port) + if all == "" { + all = addr + continue + } + all = all + "/" + addr + } + return all +} + // GetConfig gets the Config that corresponds to c. // If none exist nil is returned. func GetConfig(c *caddy.Controller) *Config { @@ -60,6 +78,6 @@ func GetConfig(c *caddy.Controller) *Config { // we should only get here during tests because directive // actions typically skip the server blocks where we make // the configs. - ctx.saveConfig(c.Key, &Config{}) + ctx.saveConfig(c.Key, &Config{ListenHosts: []string{""}}) return GetConfig(c) } |