http-retry

vlerdas-http-retry

Module to submit an HTTP request with configurable retry logic for failed attempts

Installation

npm install http-retry

Current Status

This module is currently under development

Tutorial

Input

{
    "reqOptions":  url || {options object},
    "successCodes": [],
    "failureNoRetryCodes": [],
    "retry" : {}
}

Parameters

• reqOptions - request options as defined in https://github.com/mikeal/request
• successCodes - an array of http response codes identified by calling function as the only codes considered successful; requests, for which the codes are returned, will NOT be retried
• failureNoRetryCodes - an array of http response codes identified by calling function as failure codes for which NO retries will be attempted
• retry - retry options as defined in https://github.com/tim-kos/node-retry

Output

{
    "response": {http.IncomingMessage object},
    "body": {response body},
    "retryFailure" : true | false
}

Parameters

• response - response statusCode, headers, etc.
• body - response body
• retryFailure - set to true if retry attempts failed; default is false

Usage

var options = {
    "reqOptions": {
        url: 'http://localhost:3001/ecrud/v1/core/electronicCaseFiles?query=%7B%22case:ElectronicCaseFile.case:CommonData.nc:Person.nc:PersonSSNIdentification.nc:IdentificationID%22:%22333428888%22%7D&sort=%7B%22$natural%22:-1%7D&limit=1',
        method: 'GET'
    },
    successCodes: [200],
    failureNoRetryCodes: [404, 405],
    "retry" : {
        "retries" : 2,
        "factor" : 3,
        "minTimeout" : 1000,
        "maxTimeout" : 60000,
        "randomize" : true
    }
};

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http-retry

module to submit an HTTP request with configurable retry logic for failed attempts