67 lines
1.4 KiB
Go
67 lines
1.4 KiB
Go
package test
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import (
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"io/ioutil"
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"testing"
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"time"
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"github.com/coredns/coredns/plugin/test"
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"github.com/miekg/dns"
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)
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func TestZoneReload(t *testing.T) {
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name, rm, err := test.TempFile(".", exampleOrg)
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if err != nil {
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t.Fatalf("Failed to create zone: %s", err)
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}
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defer rm()
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// Corefile with two stanzas
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corefile := `
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example.org:0 {
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file ` + name + ` {
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reload 1s
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}
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}
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example.net:0 {
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file ` + name + `
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}`
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i, udp, _, err := CoreDNSServerAndPorts(corefile)
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if err != nil {
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t.Fatalf("Could not get CoreDNS serving instance: %s", err)
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}
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defer i.Stop()
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m := new(dns.Msg)
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m.SetQuestion("example.org.", dns.TypeA)
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resp, err := dns.Exchange(m, udp)
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if err != nil {
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t.Fatalf("Expected to receive reply, but didn't: %s", err)
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}
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if len(resp.Answer) != 2 {
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t.Fatalf("Expected two RR in answer section got %d", len(resp.Answer))
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}
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// Remove RR from the Apex
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ioutil.WriteFile(name, []byte(exampleOrgUpdated), 0644)
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time.Sleep(2 * time.Second) // reload time
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resp, err = dns.Exchange(m, udp)
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if err != nil {
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t.Fatal("Expected to receive reply, but didn't")
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}
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if len(resp.Answer) != 1 {
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t.Fatalf("Expected two RR in answer section got %d", len(resp.Answer))
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}
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}
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const exampleOrgUpdated = `; example.org test file
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example.org. IN SOA sns.dns.icann.org. noc.dns.icann.org. 2016082541 7200 3600 1209600 3600
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example.org. IN NS b.iana-servers.net.
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example.org. IN NS a.iana-servers.net.
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example.org. IN A 127.0.0.2
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`
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