Golang aws.String函数代码示例

func ExampleKinesis_RemoveTagsFromStream() {
	svc := kinesis.New(nil)

	params := &kinesis.RemoveTagsFromStreamInput{
		StreamName: aws.String("StreamName"), // Required
		TagKeys: []*string{ // Required
			aws.String("TagKey"), // Required
			// More values...
		},
	}
	resp, err := svc.RemoveTagsFromStream(params)

	if err != nil {
		if awsErr, ok := err.(awserr.Error); ok {
			// Generic AWS Error with Code, Message, and original error (if any)
			fmt.Println(awsErr.Code(), awsErr.Message(), awsErr.OrigErr())
			if reqErr, ok := err.(awserr.RequestFailure); ok {
				// A service error occurred
				fmt.Println(reqErr.Code(), reqErr.Message(), reqErr.StatusCode(), reqErr.RequestID())
			}
		} else {
			// This case should never be hit, the SDK should always return an
			// error which satisfies the awserr.Error interface.
			fmt.Println(err.Error())
		}
	}

	// Pretty-print the response data.
	fmt.Println(awsutil.StringValue(resp))
}

func ExampleKinesis_SplitShard() {
	svc := kinesis.New(nil)

	params := &kinesis.SplitShardInput{
		NewStartingHashKey: aws.String("HashKey"),    // Required
		ShardToSplit:       aws.String("ShardId"),    // Required
		StreamName:         aws.String("StreamName"), // Required
	}
	resp, err := svc.SplitShard(params)

	if err != nil {
		if awsErr, ok := err.(awserr.Error); ok {
			// Generic AWS Error with Code, Message, and original error (if any)
			fmt.Println(awsErr.Code(), awsErr.Message(), awsErr.OrigErr())
			if reqErr, ok := err.(awserr.RequestFailure); ok {
				// A service error occurred
				fmt.Println(reqErr.Code(), reqErr.Message(), reqErr.StatusCode(), reqErr.RequestID())
			}
		} else {
			// This case should never be hit, the SDK should always return an
			// error which satisfies the awserr.Error interface.
			fmt.Println(err.Error())
		}
	}

	// Pretty-print the response data.
	fmt.Println(awsutil.StringValue(resp))
}

func TestPresignHandler(t *testing.T) {
	svc := s3.New(nil)
	req, _ := svc.PutObjectRequest(&s3.PutObjectInput{
		Bucket:             aws.String("bucket"),
		Key:                aws.String("key"),
		ContentDisposition: aws.String("a+b c$d"),
		ACL:                aws.String("public-read"),
	})
	req.Time = time.Unix(0, 0)
	urlstr, err := req.Presign(5 * time.Minute)

	assert.NoError(t, err)

	expectedDate := "19700101T000000Z"
	expectedHeaders := "host;x-amz-acl"
	expectedSig := "7edcb4e3a1bf12f4989018d75acbe3a7f03df24bd6f3112602d59fc551f0e4e2"
	expectedCred := "AKID/19700101/mock-region/s3/aws4_request"

	u, _ := url.Parse(urlstr)
	urlQ := u.Query()
	assert.Equal(t, expectedSig, urlQ.Get("X-Amz-Signature"))
	assert.Equal(t, expectedCred, urlQ.Get("X-Amz-Credential"))
	assert.Equal(t, expectedHeaders, urlQ.Get("X-Amz-SignedHeaders"))
	assert.Equal(t, expectedDate, urlQ.Get("X-Amz-Date"))
	assert.Equal(t, "300", urlQ.Get("X-Amz-Expires"))

	assert.NotContains(t, urlstr, "+") // + encoded as %20
}

func ExampleKinesis_PutRecords() {
	svc := kinesis.New(nil)

	params := &kinesis.PutRecordsInput{
		Records: []*kinesis.PutRecordsRequestEntry{ // Required
			{ // Required
				Data:            []byte("PAYLOAD"),          // Required
				PartitionKey:    aws.String("PartitionKey"), // Required
				ExplicitHashKey: aws.String("HashKey"),
			},
			// More values...
		},
		StreamName: aws.String("StreamName"), // Required
	}
	resp, err := svc.PutRecords(params)

	if err != nil {
		if awsErr, ok := err.(awserr.Error); ok {
			// Generic AWS Error with Code, Message, and original error (if any)
			fmt.Println(awsErr.Code(), awsErr.Message(), awsErr.OrigErr())
			if reqErr, ok := err.(awserr.RequestFailure); ok {
				// A service error occurred
				fmt.Println(reqErr.Code(), reqErr.Message(), reqErr.StatusCode(), reqErr.RequestID())
			}
		} else {
			// This case should never be hit, the SDK should always return an
			// error which satisfies the awserr.Error interface.
			fmt.Println(err.Error())
		}
	}

	// Pretty-print the response data.
	fmt.Println(awsutil.StringValue(resp))
}

// Use DynamoDB methods for simplicity
func TestPaginationEachPage(t *testing.T) {
	db := dynamodb.New(nil)
	tokens, pages, numPages, gotToEnd := []string{}, []string{}, 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.Build.PushBack(func(r *aws.Request) {
		in := r.Params.(*dynamodb.ListTablesInput)
		if in == nil {
			tokens = append(tokens, "")
		} else if in.ExclusiveStartTableName != nil {
			tokens = append(tokens, *in.ExclusiveStartTableName)
		}
	})
	db.Handlers.Unmarshal.PushBack(func(r *aws.Request) {
		r.Data = resps[reqNum]
		reqNum++
	})

	params := &dynamodb.ListTablesInput{Limit: aws.Long(2)}
	req, _ := db.ListTablesRequest(params)
	err := req.EachPage(func(p interface{}, last bool) bool {
		numPages++
		for _, t := range p.(*dynamodb.ListTablesOutput).TableNames {
			pages = append(pages, *t)
		}
		if last {
			if gotToEnd {
				assert.Fail(t, "last=true happened twice")
			}
			gotToEnd = true
		}

		return true
	})

	assert.Equal(t, []string{"Table2", "Table4"}, tokens)
	assert.Equal(t, []string{"Table1", "Table2", "Table3", "Table4", "Table5"}, pages)
	assert.Equal(t, 3, numPages)
	assert.True(t, gotToEnd)
	assert.Nil(t, err)
}

func TestNoErrors(t *testing.T) {
	input := &StructShape{
		RequiredList: []*ConditionalStructShape{},
		RequiredMap: map[string]*ConditionalStructShape{
			"key1": {Name: aws.String("Name")},
			"key2": {Name: aws.String("Name")},
		},
		RequiredBool:   aws.Boolean(true),
		OptionalStruct: &ConditionalStructShape{Name: aws.String("Name")},
	}

	req := aws.NewRequest(service, &aws.Operation{}, input, nil)
	aws.ValidateParameters(req)
	assert.NoError(t, req.Error)
}

func TestInputService5ProtocolTestRecursiveShapesCase3(t *testing.T) {
	svc := NewInputService5ProtocolTest(nil)
	svc.Endpoint = "https://test"

	input := &InputService5TestShapeInputShape{
		RecursiveStruct: &InputService5TestShapeRecursiveStructType{
			RecursiveStruct: &InputService5TestShapeRecursiveStructType{
				RecursiveStruct: &InputService5TestShapeRecursiveStructType{
					RecursiveStruct: &InputService5TestShapeRecursiveStructType{
						NoRecurse: aws.String("foo"),
					},
				},
			},
		},
	}
	req, _ := svc.InputService5TestCaseOperation3Request(input)
	r := req.HTTPRequest

	// build request
	jsonrpc.Build(req)
	assert.NoError(t, req.Error)

	// assert body
	assert.NotNil(t, r.Body)
	body, _ := ioutil.ReadAll(r.Body)
	assert.Equal(t, util.Trim(`{"RecursiveStruct":{"RecursiveStruct":{"RecursiveStruct":{"RecursiveStruct":{"NoRecurse":"foo"}}}}}`), util.Trim(string(body)))

	// assert URL
	assert.Equal(t, "https://test/", r.URL.String())

	// assert headers
	assert.Equal(t, "application/x-amz-json-1.1", r.Header.Get("Content-Type"))
	assert.Equal(t, "com.amazonaws.foo.OperationName", r.Header.Get("X-Amz-Target"))

}

func TestInputService1ProtocolTestScalarMembersCase1(t *testing.T) {
	svc := NewInputService1ProtocolTest(nil)
	svc.Endpoint = "https://test"

	input := &InputService1TestShapeInputShape{
		Name: aws.String("myname"),
	}
	req, _ := svc.InputService1TestCaseOperation1Request(input)
	r := req.HTTPRequest

	// build request
	jsonrpc.Build(req)
	assert.NoError(t, req.Error)

	// assert body
	assert.NotNil(t, r.Body)
	body, _ := ioutil.ReadAll(r.Body)
	assert.Equal(t, util.Trim(`{"Name":"myname"}`), util.Trim(string(body)))

	// assert URL
	assert.Equal(t, "https://test/", r.URL.String())

	// assert headers
	assert.Equal(t, "application/x-amz-json-1.1", r.Header.Get("Content-Type"))
	assert.Equal(t, "com.amazonaws.foo.OperationName", r.Header.Get("X-Amz-Target"))

}

func ExampleKinesis_GetRecords() {
	svc := kinesis.New(nil)

	params := &kinesis.GetRecordsInput{
		ShardIterator: aws.String("ShardIterator"), // Required
		Limit:         aws.Long(1),
	}
	resp, err := svc.GetRecords(params)

	if err != nil {
		if awsErr, ok := err.(awserr.Error); ok {
			// Generic AWS Error with Code, Message, and original error (if any)
			fmt.Println(awsErr.Code(), awsErr.Message(), awsErr.OrigErr())
			if reqErr, ok := err.(awserr.RequestFailure); ok {
				// A service error occurred
				fmt.Println(reqErr.Code(), reqErr.Message(), reqErr.StatusCode(), reqErr.RequestID())
			}
		} else {
			// This case should never be hit, the SDK should always return an
			// error which satisfies the awserr.Error interface.
			fmt.Println(err.Error())
		}
	}

	// Pretty-print the response data.
	fmt.Println(awsutil.StringValue(resp))
}

// Use S3 for simplicity
func TestPaginationTruncation(t *testing.T) {
	count := 0
	client := s3.New(nil)

	reqNum := &count
	resps := []*s3.ListObjectsOutput{
		{IsTruncated: aws.Boolean(true), Contents: []*s3.Object{{Key: aws.String("Key1")}}},
		{IsTruncated: aws.Boolean(true), Contents: []*s3.Object{{Key: aws.String("Key2")}}},
		{IsTruncated: aws.Boolean(false), Contents: []*s3.Object{{Key: aws.String("Key3")}}},
		{IsTruncated: aws.Boolean(true), Contents: []*s3.Object{{Key: aws.String("Key4")}}},
	}

	client.Handlers.Send.Clear() // mock sending
	client.Handlers.Unmarshal.Clear()
	client.Handlers.UnmarshalMeta.Clear()
	client.Handlers.ValidateResponse.Clear()
	client.Handlers.Unmarshal.PushBack(func(r *aws.Request) {
		r.Data = resps[*reqNum]
		*reqNum++
	})

	params := &s3.ListObjectsInput{Bucket: aws.String("bucket")}

	results := []string{}
	err := client.ListObjectsPages(params, func(p *s3.ListObjectsOutput, last bool) bool {
		results = append(results, *p.Contents[0].Key)
		return true
	})

	assert.Equal(t, []string{"Key1", "Key2", "Key3"}, results)
	assert.Nil(t, err)

	// Try again without truncation token at all
	count = 0
	resps[1].IsTruncated = nil
	resps[2].IsTruncated = aws.Boolean(true)
	results = []string{}
	err = client.ListObjectsPages(params, func(p *s3.ListObjectsOutput, last bool) bool {
		results = append(results, *p.Contents[0].Key)
		return true
	})

	assert.Equal(t, []string{"Key1", "Key2"}, results)
	assert.Nil(t, err)

}

func (m *Monitor) streamLogs() {
	Kinesis := kinesis.New(&aws.Config{})

	for _ = range time.Tick(100 * time.Millisecond) {
		for _, stream := range m.streams() {
			l := m.getLines(stream)

			if l == nil {
				continue
			}

			records := &kinesis.PutRecordsInput{
				Records:    make([]*kinesis.PutRecordsRequestEntry, len(l)),
				StreamName: aws.String(stream),
			}

			for i, line := range l {
				records.Records[i] = &kinesis.PutRecordsRequestEntry{
					Data:         line,
					PartitionKey: aws.String(string(time.Now().UnixNano())),
				}
			}

			res, err := Kinesis.PutRecords(records)

			if err != nil {
				fmt.Fprintf(os.Stderr, "error: %s\n", err)
			}

			for _, r := range res.Records {
				if r.ErrorCode != nil {
					fmt.Printf("error: %s\n", *r.ErrorCode)
				}
			}

			fmt.Printf("upload to=kinesis stream=%q lines=%d\n", stream, len(res.Records))
		}
	}
}

// Use DynamoDB methods for simplicity
func TestPaginationEarlyExit(t *testing.T) {
	db := dynamodb.New(nil)
	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 *aws.Request) {
		r.Data = resps[reqNum]
		reqNum++
	})

	params := &dynamodb.ListTablesInput{Limit: aws.Long(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)
}

func TestNestedMissingRequiredParameters(t *testing.T) {
	input := &StructShape{
		RequiredList: []*ConditionalStructShape{{}},
		RequiredMap: map[string]*ConditionalStructShape{
			"key1": {Name: aws.String("Name")},
			"key2": {},
		},
		RequiredBool:   aws.Boolean(true),
		OptionalStruct: &ConditionalStructShape{},
	}

	req := aws.NewRequest(service, &aws.Operation{}, input, nil)
	aws.ValidateParameters(req)

	assert.Error(t, req.Error)
	assert.Equal(t, "InvalidParameter", req.Error.(awserr.Error).Code())
	assert.Equal(t, "3 validation errors:\n- missing required parameter: RequiredList[0].Name\n- missing required parameter: RequiredMap[\"key2\"].Name\n- missing required parameter: OptionalStruct.Name", req.Error.(awserr.Error).Message())

}

func TestSkipPagination(t *testing.T) {
	client := s3.New(nil)
	client.Handlers.Send.Clear() // mock sending
	client.Handlers.Unmarshal.Clear()
	client.Handlers.UnmarshalMeta.Clear()
	client.Handlers.ValidateResponse.Clear()
	client.Handlers.Unmarshal.PushBack(func(r *aws.Request) {
		r.Data = &s3.HeadBucketOutput{}
	})

	req, _ := client.HeadBucketRequest(&s3.HeadBucketInput{Bucket: aws.String("bucket")})

	numPages, gotToEnd := 0, false
	req.EachPage(func(p interface{}, last bool) bool {
		numPages++
		if last {
			gotToEnd = true
		}
		return true
	})
	assert.Equal(t, 1, numPages)
	assert.True(t, gotToEnd)
}

	resps[1].IsTruncated = nil
	resps[2].IsTruncated = aws.Boolean(true)
	results = []string{}
	err = client.ListObjectsPages(params, func(p *s3.ListObjectsOutput, last bool) bool {
		results = append(results, *p.Contents[0].Key)
		return true
	})

	assert.Equal(t, []string{"Key1", "Key2"}, results)
	assert.Nil(t, err)

}

// Benchmarks
var benchResps = []*dynamodb.ListTablesOutput{
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE"), aws.String("NXT")}, LastEvaluatedTableName: aws.String("NXT")},
	{TableNames: []*string{aws.String("TABLE")}},
}