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path_trim_test.go
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/
path_trim_test.go
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package transit
import (
"testing"
"github.com/hashicorp/vault/helper/namespace"
"github.com/hashicorp/vault/sdk/helper/keysutil"
"github.com/hashicorp/vault/sdk/logical"
)
func TestTransit_Trim(t *testing.T) {
b, storage := createBackendWithSysView(t)
doReq := func(t *testing.T, req *logical.Request) *logical.Response {
t.Helper()
resp, err := b.HandleRequest(namespace.RootContext(nil), req)
if err != nil || (resp != nil && resp.IsError()) {
t.Fatalf("got err:\n%#v\nresp:\n%#v\n", err, resp)
}
return resp
}
doErrReq := func(t *testing.T, req *logical.Request) {
t.Helper()
resp, err := b.HandleRequest(namespace.RootContext(nil), req)
if err == nil && (resp == nil || !resp.IsError()) {
t.Fatalf("expected error; resp:\n%#v\n", resp)
}
}
// Create a key
req := &logical.Request{
Path: "keys/aes",
Storage: storage,
Operation: logical.UpdateOperation,
}
doReq(t, req)
// Get the policy and check that the archive has correct number of keys
p, _, err := b.GetPolicy(namespace.RootContext(nil), keysutil.PolicyRequest{
Storage: storage,
Name: "aes",
}, b.GetRandomReader())
if err != nil {
t.Fatal(err)
}
// Archive: 0, 1
archive, err := p.LoadArchive(namespace.RootContext(nil), storage)
if err != nil {
t.Fatal(err)
}
// Index "0" in the archive is unused. Hence the length of the archived
// keys will always be 1 more than the actual number of keys.
if len(archive.Keys) != 2 {
t.Fatalf("bad: len of archived keys; expected: 2, actual: %d", len(archive.Keys))
}
// Ensure that there are 5 key versions, by rotating the key 4 times
for i := 0; i < 4; i++ {
req.Path = "keys/aes/rotate"
req.Data = nil
doReq(t, req)
}
// Archive: 0, 1, 2, 3, 4, 5
archive, err = p.LoadArchive(namespace.RootContext(nil), storage)
if err != nil {
t.Fatal(err)
}
if len(archive.Keys) != 6 {
t.Fatalf("bad: len of archived keys; expected: 6, actual: %d", len(archive.Keys))
}
// Min available version should not be set when min_encryption_version is not
// set
req.Path = "keys/aes/trim"
req.Data = map[string]interface{}{
"min_available_version": 1,
}
doErrReq(t, req)
// Set min_encryption_version to 4
req.Path = "keys/aes/config"
req.Data = map[string]interface{}{
"min_encryption_version": 4,
}
doReq(t, req)
// Set min_decryption_version to 3
req.Data = map[string]interface{}{
"min_decryption_version": 3,
}
doReq(t, req)
// Min available version cannot be greater than min encryption version
req.Path = "keys/aes/trim"
req.Data = map[string]interface{}{
"min_available_version": 5,
}
doErrReq(t, req)
// Min available version cannot be greater than min decryption version
req.Data["min_available_version"] = 4
doErrReq(t, req)
// Min available version cannot be negative
req.Data["min_available_version"] = -1
doErrReq(t, req)
// Min available version should be positive
req.Data["min_available_version"] = 0
doErrReq(t, req)
// Trim all keys before version 3. Index 0 and index 1 will be deleted from
// archived keys.
req.Data["min_available_version"] = 3
doReq(t, req)
// Archive: 3, 4, 5
archive, err = p.LoadArchive(namespace.RootContext(nil), storage)
if err != nil {
t.Fatal(err)
}
if len(archive.Keys) != 3 {
t.Fatalf("bad: len of archived keys; expected: 3, actual: %d", len(archive.Keys))
}
// Min decryption version should not be less than min available version
req.Path = "keys/aes/config"
req.Data = map[string]interface{}{
"min_decryption_version": 1,
}
doErrReq(t, req)
// Min encryption version should not be less than min available version
req.Data = map[string]interface{}{
"min_encryption_version": 2,
}
doErrReq(t, req)
// Rotate 5 more times
for i := 0; i < 5; i++ {
doReq(t, &logical.Request{
Path: "keys/aes/rotate",
Storage: storage,
Operation: logical.UpdateOperation,
})
}
// Archive: 3, 4, 5, 6, 7, 8, 9, 10
archive, err = p.LoadArchive(namespace.RootContext(nil), storage)
if err != nil {
t.Fatal(err)
}
if len(archive.Keys) != 8 {
t.Fatalf("bad: len of archived keys; expected: 8, actual: %d", len(archive.Keys))
}
// Set min encryption version to 7
req.Data = map[string]interface{}{
"min_encryption_version": 7,
}
doReq(t, req)
// Set min decryption version to 7
req.Data = map[string]interface{}{
"min_decryption_version": 7,
}
doReq(t, req)
// Trim all versions before 7
req.Path = "keys/aes/trim"
req.Data = map[string]interface{}{
"min_available_version": 7,
}
doReq(t, req)
// Archive: 7, 8, 9, 10
archive, err = p.LoadArchive(namespace.RootContext(nil), storage)
if err != nil {
t.Fatal(err)
}
if len(archive.Keys) != 4 {
t.Fatalf("bad: len of archived keys; expected: 4, actual: %d", len(archive.Keys))
}
// Read the key
req.Path = "keys/aes"
req.Operation = logical.ReadOperation
resp := doReq(t, req)
keys := resp.Data["keys"].(map[string]int64)
if len(keys) != 4 {
t.Fatalf("bad: number of keys; expected: 4, actual: %d", len(keys))
}
// Test if moving the min_encryption_version and min_decryption_versions
// are working fine
// Set min encryption version to 10
req.Path = "keys/aes/config"
req.Operation = logical.UpdateOperation
req.Data = map[string]interface{}{
"min_encryption_version": 10,
}
doReq(t, req)
if p.MinEncryptionVersion != 10 {
t.Fatalf("failed to set min encryption version")
}
// Set min decryption version to 9
req.Data = map[string]interface{}{
"min_decryption_version": 9,
}
doReq(t, req)
if p.MinDecryptionVersion != 9 {
t.Fatalf("failed to set min encryption version")
}
// Reduce the min decryption version to 8
req.Data = map[string]interface{}{
"min_decryption_version": 8,
}
doReq(t, req)
if p.MinDecryptionVersion != 8 {
t.Fatalf("failed to set min encryption version")
}
// Reduce the min encryption version to 8
req.Data = map[string]interface{}{
"min_encryption_version": 8,
}
doReq(t, req)
if p.MinDecryptionVersion != 8 {
t.Fatalf("failed to set min decryption version")
}
// Read the key to ensure that the keys are properly copied from the
// archive into the policy
req.Path = "keys/aes"
req.Operation = logical.ReadOperation
resp = doReq(t, req)
keys = resp.Data["keys"].(map[string]int64)
if len(keys) != 3 {
t.Fatalf("bad: number of keys; expected: 3, actual: %d", len(keys))
}
// Ensure that archive has remained unchanged
// Archive: 7, 8, 9, 10
archive, err = p.LoadArchive(namespace.RootContext(nil), storage)
if err != nil {
t.Fatal(err)
}
if len(archive.Keys) != 4 {
t.Fatalf("bad: len of archived keys; expected: 4, actual: %d", len(archive.Keys))
}
}