func TestAfterRetryRefreshCreds(t *testing.T) {
os.Clearenv()
credProvider := &mockCredsProvider{}
svc := awstesting.NewClient(&aws.Config{
Credentials: credentials.NewCredentials(credProvider),
MaxRetries: aws.Int(1),
})
svc.Handlers.Clear()
svc.Handlers.ValidateResponse.PushBack(func(r *request.Request) {
r.Error = awserr.New("UnknownError", "", nil)
r.HTTPResponse = &http.Response{StatusCode: 400}
})
svc.Handlers.UnmarshalError.PushBack(func(r *request.Request) {
r.Error = awserr.New("ExpiredTokenException", "", nil)
})
svc.Handlers.AfterRetry.PushBackNamed(corehandlers.AfterRetryHandler)
assert.True(t, svc.Config.Credentials.IsExpired(), "Expect to start out expired")
assert.False(t, credProvider.retrieveCalled)
req := svc.NewRequest(&request.Operation{Name: "Operation"}, nil, nil)
req.Send()
assert.True(t, svc.Config.Credentials.IsExpired())
assert.False(t, credProvider.retrieveCalled)
_, err := svc.Config.Credentials.Get()
assert.NoError(t, err)
assert.True(t, credProvider.retrieveCalled)
}
func TestEC2RoleProviderExpiryWindowIsExpired(t *testing.T) {
server := initTestServer("2014-12-16T01:51:37Z", false)
defer server.Close()
p := &ec2rolecreds.EC2RoleProvider{
Client: ec2metadata.New(session.New(), &aws.Config{Endpoint: aws.String(server.URL + "/latest")}),
ExpiryWindow: time.Hour * 1,
}
p.CurrentTime = func() time.Time {
return time.Date(2014, 12, 15, 0, 51, 37, 0, time.UTC)
}
assert.True(t, p.IsExpired(), "Expect creds to be expired before retrieve.")
_, err := p.Retrieve()
assert.Nil(t, err, "Expect no error, %v", err)
assert.False(t, p.IsExpired(), "Expect creds to not be expired after retrieve.")
p.CurrentTime = func() time.Time {
return time.Date(2014, 12, 16, 0, 55, 37, 0, time.UTC)
}
assert.True(t, p.IsExpired(), "Expect creds to be expired.")
}
func TestChainProviderIsExpired(t *testing.T) {
stubProvider := &stubProvider{expired: true}
p := &ChainProvider{
Providers: []Provider{
stubProvider,
},
}
assert.True(t, p.IsExpired(), "Expect expired to be true before any Retrieve")
_, err := p.Retrieve()
assert.Nil(t, err, "Expect no error")
assert.False(t, p.IsExpired(), "Expect not expired after retrieve")
stubProvider.expired = true
assert.True(t, p.IsExpired(), "Expect return of expired provider")
_, err = p.Retrieve()
assert.False(t, p.IsExpired(), "Expect not expired after retrieve")
}
func TestStaticProviderIsExpired(t *testing.T) {
s := StaticProvider{
Value: Value{
AccessKeyID: "AKID",
SecretAccessKey: "SECRET",
SessionToken: "",
},
}
assert.False(t, s.IsExpired(), "Expect static credentials to never expire")
}
func TestSharedCredentialsProviderIsExpired(t *testing.T) {
os.Clearenv()
p := SharedCredentialsProvider{Filename: "example.ini", Profile: ""}
assert.True(t, p.IsExpired(), "Expect creds to be expired before retrieve")
_, err := p.Retrieve()
assert.Nil(t, err, "Expect no error")
assert.False(t, p.IsExpired(), "Expect creds to not be expired after retrieve")
}
func TestIsFalseWithUserDefinedStructs(t *testing.T) {
assert := assert.New(t)
type nilStructType struct {
SliceOfPointers []*string
}
nilStruct := nilStructType{SliceOfPointers: nil}
assert.True(isFalse(nilStruct.SliceOfPointers))
// A user defined struct will never be false though,
// even if it's fields are the zero type.
assert.False(isFalse(nilStruct))
}
// test that the request is retried after the credentials are expired.
func TestRequestRecoverExpiredCreds(t *testing.T) {
reqNum := 0
reqs := []http.Response{
{StatusCode: 400, Body: body(`{"__type":"ExpiredTokenException","message":"expired token"}`)},
{StatusCode: 200, Body: body(`{"data":"valid"}`)},
}
s := awstesting.NewClient(&aws.Config{MaxRetries: aws.Int(10), Credentials: credentials.NewStaticCredentials("AKID", "SECRET", "")})
s.Handlers.Validate.Clear()
s.Handlers.Unmarshal.PushBack(unmarshal)
s.Handlers.UnmarshalError.PushBack(unmarshalError)
credExpiredBeforeRetry := false
credExpiredAfterRetry := false
s.Handlers.AfterRetry.PushBack(func(r *request.Request) {
credExpiredAfterRetry = r.Config.Credentials.IsExpired()
})
s.Handlers.Sign.Clear()
s.Handlers.Sign.PushBack(func(r *request.Request) {
r.Config.Credentials.Get()
})
s.Handlers.Send.Clear() // mock sending
s.Handlers.Send.PushBack(func(r *request.Request) {
r.HTTPResponse = &reqs[reqNum]
reqNum++
})
out := &testData{}
r := s.NewRequest(&request.Operation{Name: "Operation"}, nil, out)
err := r.Send()
assert.Nil(t, err)
assert.False(t, credExpiredBeforeRetry, "Expect valid creds before retry check")
assert.True(t, credExpiredAfterRetry, "Expect expired creds after retry check")
assert.False(t, s.Config.Credentials.IsExpired(), "Expect valid creds after cred expired recovery")
assert.Equal(t, 1, int(r.RetryCount))
assert.Equal(t, "valid", out.Data)
}
func TestCredentialsExpire(t *testing.T) {
stub := &stubProvider{}
c := NewCredentials(stub)
stub.expired = false
assert.True(t, c.IsExpired(), "Expected to start out expired")
c.Expire()
assert.True(t, c.IsExpired(), "Expected to be expired")
c.forceRefresh = false
assert.False(t, c.IsExpired(), "Expected not to be expired")
stub.expired = true
assert.True(t, c.IsExpired(), "Expected to be expired")
}
func TestEnvProviderIsExpired(t *testing.T) {
os.Clearenv()
os.Setenv("AWS_ACCESS_KEY_ID", "access")
os.Setenv("AWS_SECRET_ACCESS_KEY", "secret")
os.Setenv("AWS_SESSION_TOKEN", "token")
e := EnvProvider{}
assert.True(t, e.IsExpired(), "Expect creds to be expired before retrieve.")
_, err := e.Retrieve()
assert.Nil(t, err, "Expect no error")
assert.False(t, e.IsExpired(), "Expect creds to not be expired after retrieve.")
}
func TestMetadataNotAvailable(t *testing.T) {
c := ec2metadata.New(session.New())
c.Handlers.Send.Clear()
c.Handlers.Send.PushBack(func(r *request.Request) {
r.HTTPResponse = &http.Response{
StatusCode: int(0),
Status: http.StatusText(int(0)),
Body: ioutil.NopCloser(bytes.NewReader([]byte{})),
}
r.Error = awserr.New("RequestError", "send request failed", nil)
r.Retryable = aws.Bool(true) // network errors are retryable
})
available := c.Available()
assert.False(t, available)
}
// Use DynamoDB methods for simplicity
func TestPaginationEarlyExit(t *testing.T) {
db := dynamodb.New(unit.Session)
numPages, gotToEnd := 0, false
reqNum := 0
resps := []*dynamodb.ListTablesOutput{
{TableNames: []*string{aws.String("Table1"), aws.String("Table2")}, LastEvaluatedTableName: aws.String("Table2")},
{TableNames: []*string{aws.String("Table3"), aws.String("Table4")}, LastEvaluatedTableName: aws.String("Table4")},
{TableNames: []*string{aws.String("Table5")}},
}
db.Handlers.Send.Clear() // mock sending
db.Handlers.Unmarshal.Clear()
db.Handlers.UnmarshalMeta.Clear()
db.Handlers.ValidateResponse.Clear()
db.Handlers.Unmarshal.PushBack(func(r *request.Request) {
r.Data = resps[reqNum]
reqNum++
})
params := &dynamodb.ListTablesInput{Limit: aws.Int64(2)}
err := db.ListTablesPages(params, func(p *dynamodb.ListTablesOutput, last bool) bool {
numPages++
if numPages == 2 {
return false
}
if last {
if gotToEnd {
assert.Fail(t, "last=true happened twice")
}
gotToEnd = true
}
return true
})
assert.Equal(t, 2, numPages)
assert.False(t, gotToEnd)
assert.Nil(t, err)
}