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config.d.ts (9124B)
1 /// <reference types="node" />
2
3 import {Agent as httpAgent} from 'http';
4 import {Agent as httpsAgent} from 'https';
5 import {AWSError} from './error';
6 import {Credentials, CredentialsOptions} from './credentials';
7 import {ConfigurationServicePlaceholders, ConfigurationServiceApiVersions} from './config_service_placeholders';
8
9 export class ConfigBase extends ConfigurationOptions{
10 constructor(options?: ConfigurationOptions);
11 /**
12 * Loads credentials from the configuration object.
13 */
14 getCredentials(callback: (err: AWSError) => void): void;
15 /**
16 * Loads configuration data from a JSON file into this config object.
17 * Loading configuration willr eset all existing configuration on the object.
18 * This feature is not supported in the browser environment of the SDK.
19 *
20 * @param {string} path - the path relative to your process's current working directory to load configuration from.
21 */
22 loadFromPath(path: string): ConfigBase;
23 /**
24 * Updates the current configuration object with new options.
25 *
26 * @param {ConfigurationOptions} options - a map of option keys and values.
27 * @param {boolean} allowUnknownKeys - Whether unknown keys can be set on the configuration object.
28 */
29 update(options: ConfigurationOptions & {[key: string]: any}, allowUnknownKeys: true): void;
30 /**
31 * Updates the current configuration object with new options.
32 *
33 * @param {ConfigurationOptions} options - a map of option keys and values.
34 * @param {boolean} allowUnknownKeys - Defaults to false. Whether unknown keys can be set on the configuration object.
35 */
36 update(options: ConfigurationOptions, allowUnknownKeys?: false): void;
37 /**
38 * Gets the promise dependency the SDK will use wherever Promises are returned.
39 */
40 getPromisesDependency(): typeof Promise | void;
41 /**
42 * Sets the promise dependency the SDK will use wherever Promises are returned.
43 * @param {function} dep - a reference to a Promise constructor
44 */
45 setPromisesDependency(dep: any): void;
46 }
47
48 export class Config extends ConfigBase {
49 /**
50 * Creates a new configuration object.
51 * This is the object that passes option data along to service requests, including credentials, security, region information, and some service specific settings.
52 */
53 constructor(options?: ConfigurationOptions & ConfigurationServicePlaceholders & APIVersions);
54 /**
55 * Loads configuration data from a JSON file into this config object.
56 * Loading configuration willr eset all existing configuration on the object.
57 * This feature is not supported in the browser environment of the SDK.
58 *
59 * @param {string} path - the path relative to your process's current working directory to load configuration from.
60 */
61 loadFromPath(path: string): Config & ConfigurationServicePlaceholders & APIVersions;
62 /**
63 * Updates the current configuration object with new options.
64 *
65 * @param {ConfigurationOptions} options - a map of option keys and values.
66 * @param {boolean} allowUnknownKeys - Whether unknown keys can be set on the configuration object.
67 */
68 update(options: ConfigurationOptions & ConfigurationServicePlaceholders & APIVersions & {[key: string]: any}, allowUnknownKeys: true): void;
69 /**
70 * Updates the current configuration object with new options.
71 *
72 * @param {ConfigurationOptions} options - a map of option keys and values.
73 * @param {boolean} allowUnknownKeys - Defaults to false. Whether unknown keys can be set on the configuration object.
74 */
75 update(options: ConfigurationOptions & ConfigurationServicePlaceholders & APIVersions, allowUnknownKeys?: false): void;
76 }
77
78 export type GlobalConfigInstance = Config & ConfigurationServicePlaceholders & APIVersions;
79
80 export interface HTTPOptions {
81 /**
82 * the URL to proxy requests through.
83 */
84 proxy?: string
85 /**
86 * the Agent object to perform HTTP requests with.
87 * Used for connection pooling.
88 * Defaults to the global agent (http.globalAgent) for non-SSL connections.
89 */
90 agent?: httpAgent | httpsAgent
91 /**
92 * The number of milliseconds to wait before giving up on a connection attempt.
93 * Defaults to two minutes (120000).
94 */
95 timeout?: number
96 /**
97 * Whether the SDK will send asynchronous HTTP requests.
98 * Used in the browser environment only.
99 * Set to false to send requests synchronously.
100 * Defaults to true (async on).
101 */
102 xhrAsync?: boolean
103 /**
104 * Sets the 'withCredentials' property of an XMLHttpRequest object.
105 * Used in the browser environment only.
106 * Defaults to false.
107 */
108 xhrWithCredentials?: boolean
109 }
110 export interface Logger {
111 write?: (chunk: any, encoding?: string, callback?: () => void) => void
112 log?: (...messages: any[]) => void;
113 }
114 export interface ParamValidation {
115 /**
116 * Validates that a value meets the min constraint.
117 * This is enabled by default when paramValidation is set to true.
118 */
119 min?: boolean
120 /**
121 * Validates that a value meets the max constraint.
122 */
123 max?: boolean
124 /**
125 * Validates that a string value matches a regular expression.
126 */
127 pattern?: boolean
128 /**
129 * Validates that a string value matches one of the allowable enum values.
130 */
131 enum?: boolean
132 }
133 export interface RetryDelayOptions {
134 /**
135 * The base number of milliseconds to use in the exponential backoff for operation retries.
136 * Defaults to 100 ms.
137 */
138 base?: number
139 /**
140 * A custom function that accepts a retry count and returns the amount of time to delay in milliseconds.
141 * The base option will be ignored if this option is supplied.
142 */
143 customBackoff?: (retryCount: number) => number
144 }
145
146 export interface APIVersions {
147 /**
148 * A string in YYYY-MM-DD format that represents the latest possible API version that can be used in all services (unless overridden by apiVersions). Specify \'latest\' to use the latest possible version.
149 */
150 apiVersion?: "latest"|string;
151 /**
152 * A map of service identifiers (the lowercase service class name) with the API version to use when instantiating a service. Specify 'latest' for each individual that can use the latest available version.
153 */
154 apiVersions?: ConfigurationServiceApiVersions;
155 }
156
157 export abstract class ConfigurationOptions {
158
159 /**
160 * Whether to compute checksums for payload bodies when the service accepts it.
161 * Currently supported in S3 only.
162 */
163 computeChecksums?: boolean
164 /**
165 * Whether types are converted when parsing response data.
166 */
167 convertResponseTypes?: boolean
168 /**
169 * Whether to apply a clock skew correction and retry requests that fail because of an skewed client clock.
170 */
171 correctClockSkew?: boolean
172 /**
173 * The AWS credentials to sign requests with.
174 */
175 credentials?: Credentials|CredentialsOptions
176 /**
177 * A set of options to pass to the low-level HTTP request.
178 */
179 httpOptions?: HTTPOptions
180 /**
181 * An object that responds to .write() (like a stream) or .log() (like the console object) in order to log information about requests.
182 */
183 logger?: Logger
184 /**
185 * The maximum amount of redirects to follow for a service request.
186 */
187 maxRedirects?: number
188 /**
189 * The maximum amount of retries to perform for a service request.
190 */
191 maxRetries?: number
192 /**
193 * Returns whether input parameters should be validated against the operation description before sending the request.
194 * Defaults to true.
195 * Pass a map to enable any of the following specific validation features: min|max|pattern|enum
196 */
197 paramValidation?: ParamValidation|boolean
198 /**
199 * The region to send service requests to.
200 */
201 region?: string
202 /**
203 * Returns A set of options to configure the retry delay on retryable errors.
204 */
205 retryDelayOptions?: RetryDelayOptions
206 /**
207 * Whether the provided endpoint addresses an individual bucket.
208 * false if it addresses the root API endpoint.
209 */
210 s3BucketEndpoint?: boolean
211 /**
212 * Whether to disable S3 body signing when using signature version v4.
213 */
214 s3DisableBodySigning?: boolean
215 /**
216 * Whether to force path style URLs for S3 objects.
217 */
218 s3ForcePathStyle?: boolean
219 /**
220 * Whether the signature to sign requests with (overriding the API configuration) is cached.
221 */
222 signatureCache?: boolean
223 /**
224 * The signature version to sign requests with (overriding the API configuration).
225 * Possible values: 'v2'|'v3'|'v4'
226 */
227 signatureVersion?: "v2"|"v3"|"v4"|string
228 /**
229 * Whether SSL is enabled for requests.
230 */
231 sslEnabled?: boolean
232 /**
233 * An offset value in milliseconds to apply to all signing times.
234 */
235 systemClockOffset?: number
236 /**
237 * Whether to use the Accelerate endpoint with the S3 service.
238 */
239 useAccelerateEndpoint?: boolean
240 ```