Exemple #1
0
func hashAddresses(addrs addressSet) string {
	// Flatten the list of addresses into a string so it can be used as a
	// map key.  Unfortunately, DeepHashObject is implemented in terms of
	// spew, and spew does not handle non-primitive map keys well.  So
	// first we collapse it into a slice, sort the slice, then hash that.
	slice := []*api.EndpointAddress{}
	for k := range addrs {
		slice = append(slice, k)
	}
	sort.Sort(addrPtrsByIP(slice))
	hasher := md5.New()
	util.DeepHashObject(hasher, slice)
	return hex.EncodeToString(hasher.Sum(nil)[0:])
}
Exemple #2
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func verifyPackUnpack(t *testing.T, podNamespace, podUID, podName, containerName string) {
	container := &api.Container{Name: containerName}
	hasher := adler32.New()
	util.DeepHashObject(hasher, *container)
	computedHash := uint64(hasher.Sum32())
	podFullName := fmt.Sprintf("%s_%s", podName, podNamespace)
	_, name := BuildDockerName(KubeletContainerName{podFullName, types.UID(podUID), container.Name}, container)
	returned, hash, err := ParseDockerName(name)
	if err != nil {
		t.Errorf("Failed to parse Docker container name %q: %v", name, err)
	}
	if podFullName != returned.PodFullName || podUID != string(returned.PodUID) || containerName != returned.ContainerName || computedHash != hash {
		t.Errorf("For (%s, %s, %s, %d), unpacked (%s, %s, %s, %d)", podFullName, podUID, containerName, computedHash, returned.PodFullName, returned.PodUID, returned.ContainerName, hash)
	}
}
Exemple #3
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func GetPodTemplateSpecHash(template *api.PodTemplateSpec) uint32 {
	podTemplateSpecHasher := adler32.New()
	util.DeepHashObject(podTemplateSpecHasher, template)
	return podTemplateSpecHasher.Sum32()
}
Exemple #4
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func hashObject(hasher hash.Hash, obj interface{}) []byte {
	util.DeepHashObject(hasher, obj)
	return hasher.Sum(nil)
}
Exemple #5
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// HashContainer returns the hash of the container. It is used to compare
// the running container with its desired spec.
func HashContainer(container *api.Container) uint64 {
	hash := adler32.New()
	util.DeepHashObject(hash, *container)
	return uint64(hash.Sum32())
}