open-consul/agent/dns_oss.go

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//go:build !consulent
// +build !consulent
package agent
import (
"fmt"
"github.com/hashicorp/consul/acl"
"github.com/hashicorp/consul/agent/config"
)
type enterpriseDNSConfig struct{}
func getEnterpriseDNSConfig(conf *config.RuntimeConfig) enterpriseDNSConfig {
return enterpriseDNSConfig{}
}
// parseLocality can parse peer name or datacenter from a DNS query's labels.
// Peer name is parsed from the same query part that datacenter is, so given this ambiguity
// we parse a "peerOrDatacenter". The caller or RPC handler are responsible for disambiguating.
func (d *DNSServer) parseLocality(labels []string, cfg *dnsConfig) (queryLocality, bool) {
switch len(labels) {
case 1:
return queryLocality{peerOrDatacenter: labels[0]}, true
case 0:
return queryLocality{}, true
}
return queryLocality{}, false
}
func serviceCanonicalDNSName(name, kind, datacenter, domain string, _ *acl.EnterpriseMeta) string {
return fmt.Sprintf("%s.%s.%s.%s", name, kind, datacenter, domain)
}