105 lines
2 KiB
Go
105 lines
2 KiB
Go
package nomad
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import (
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"net"
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"reflect"
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"regexp"
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"testing"
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"time"
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"github.com/hashicorp/serf/serf"
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)
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func TestIsNomadServer(t *testing.T) {
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m := serf.Member{
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Name: "foo",
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Addr: net.IP([]byte{127, 0, 0, 1}),
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Tags: map[string]string{
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"role": "nomad",
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"region": "aws",
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"dc": "east-aws",
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"port": "10000",
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"vsn": "1",
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},
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}
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valid, parts := isNomadServer(m)
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if !valid || parts.Region != "aws" ||
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parts.Datacenter != "east-aws" || parts.Port != 10000 {
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t.Fatalf("bad: %v %v", valid, parts)
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}
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if parts.Name != "foo" {
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t.Fatalf("bad: %v", parts)
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}
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if parts.Bootstrap {
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t.Fatalf("unexpected bootstrap")
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}
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if parts.Expect != 0 {
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t.Fatalf("bad: %v", parts.Expect)
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}
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m.Tags["bootstrap"] = "1"
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valid, parts = isNomadServer(m)
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if !valid || !parts.Bootstrap {
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t.Fatalf("expected bootstrap")
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}
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if parts.Addr.String() != "127.0.0.1:10000" {
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t.Fatalf("bad addr: %v", parts.Addr)
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}
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if parts.Version != 1 {
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t.Fatalf("bad: %v", parts)
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}
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m.Tags["expect"] = "3"
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delete(m.Tags, "bootstrap")
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valid, parts = isNomadServer(m)
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if !valid || parts.Expect != 3 {
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t.Fatalf("bad: %v", parts.Expect)
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}
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}
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func TestGenerateUUID(t *testing.T) {
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prev := generateUUID()
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for i := 0; i < 100; i++ {
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id := generateUUID()
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if prev == id {
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t.Fatalf("Should get a new ID!")
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}
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matched, err := regexp.MatchString(
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"[\\da-f]{8}-[\\da-f]{4}-[\\da-f]{4}-[\\da-f]{4}-[\\da-f]{12}", id)
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if !matched || err != nil {
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t.Fatalf("expected match %s %v %s", id, matched, err)
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}
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}
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}
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func TestRandomStagger(t *testing.T) {
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intv := time.Minute
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for i := 0; i < 10; i++ {
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stagger := randomStagger(intv)
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if stagger < 0 || stagger >= intv {
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t.Fatalf("Bad: %v", stagger)
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}
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}
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}
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func TestShuffleStrings(t *testing.T) {
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// Generate input
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inp := make([]string, 10)
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for idx := range inp {
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inp[idx] = generateUUID()
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}
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// Copy the input
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orig := make([]string, len(inp))
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copy(orig, inp)
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// Shuffle
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shuffleStrings(inp)
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// Ensure order is not the same
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if reflect.DeepEqual(inp, orig) {
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t.Fatalf("shuffle failed")
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}
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}
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