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Questions tagged [retry-logic]

Programming techniques designed to retry operations that failed due to error codes, exceptions, or other language specific means.

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Polly WaitAndRetryAsync vs WaitAndRetry

I am working on a retry logic in a .NET Core WebAPI project. I'm using there polly where we have WaitAndRetryAsync, WaitAndRetry methods. What is the difference between WaitAndRetryAsync vs WaitAndRetry? And which one should be used when?
itaustralia
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Polly.Contrib.WaitAndRetry to "funnel" all requests when hitting rate limit

We're using the Dropbox API wrapped in Polly to handle retries. We have it set up as an exponential back-off, like explained here. The issue we have is that we make plenty of concurrent calls. When the API starts throwing rate limit exceptions, each…
R4cOOn
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Combining Polly policies and accessing handled exception in Polly policy Fallback

Given the following F# snippets //User Code .. code that can throw exceptions "Success" P1 policy Policy .Handle(fun cx -> cx.StatusCode = HttpStatusCode.TooManyRequests) .WaitAndRetryForever((fun _ cx _ -> (cx :?>…
Franco Tiveron
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Retry module interfering with 429 Retry-After logic

import json from pprint import pprint from requests.adapters import HTTPAdapter, Retry from csv import writer import pandas as pd from time import sleep def make_request(): fixed_api_key= '(insert api-key here)' owner='problematic' …
sutbly
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Spring Retry using .retryOn and .notRetryOn

I am trying to execute the spring retry functionality in a certain code base using the imperative style. I want to retry only on RuntimeException, but not on NullPointerException. NullPointerException is a subclass of RuntimeException, hence I will…
greekgeek
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Vertx amqp client doesnt reconnect on broker down

I am trying to write a program to pull messages from a message broker via Vert.x AMQP client. I want to make the program try to reconnect on broker down. Currently if I turn off the broker container, the program doesn't react. Below is my code..…
super_mario981
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RabbitMQ message still retries after throwing AmqpRejectAndDontRequeueException

I have a simple Spring Boot application where I have the following settings for RabbitMQ (spring-boot-starter-amqp version is 2.7.0): spring: rabbitmq: host: localhost port: 5672 virtual-host: my_host username: admin password:…
victorio
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Restsharp polly retry policy based on status

I am trying to manipulate polly retry policy based on response status code. If status code is 500, I need to retry after 3 minutes else I need to retry after 2, 4 seconds. I have something like this right now, .OrResult( (response)…
user1094183
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Adjusting code to use the built-in RateLimit policy

I want to achieve the same behavior as the policy below with the built-in RateLimit policy, i.e. the logger message and to read the Retry-After header and wait the exact seconds that were needed to wait for but using the built-in RateLimit…
nop
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TestNG doesn't re-run all failed methods after ElementClickInterceptedException

I have an automation framework TestNG + Selenide which runs jobs on Jenkins and provides Allure reports. I've added a test class with some simple tests. One test occasionally fails when trying to click an element, but rerunning fixes the problem, so…
braveleg
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Polly with IDistributedCache and IHttpClientFactory Policy

Using the following code compiles fine, but receives the runtime error below. Seems to be a conflict between the policy only supporting HttpResponseMessage when using IHttpClientFactory? The end goal is to be able to use several policies like…
O.O
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IHttpClient Polly Timeout and WaitAndRetry policy when handling concurrent http requests Clarification

Just have a question about Pollys timeout/retry policy and how it works when handling concurrent http requests. From reading/my own understanding the timeout and retry policy will be applied to each individual http request, so if we have 5 http…
Adam
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How to throw final error using WaitAndRetry and Execute?

I'm, trying to check a simple WaitAndRetry of Polly class Program { public static void Main() { int i = 0; var _retryPolicy = Policy .Handle() …
K.W
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Implementing retry logic in node-fetch api call

I hope you will forgive the beginners question, I'm trying to implement a simple retry policy for an api call using node-fetch This is being added to an existing repo using TypeScript so I'm using this also, hence the data definitions. async…
Steerpike
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Using Polly to do reconnects and timeouts

I'm having a problem using Polly while trying to accomplish the following: Reconnect logic - I tried to create a Polly policy which works when you try to execute StartAsync without Internet connection. However, when it reaches ReceiveLoop, the…
nop
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