load-balancing | python implementation of a load balancer | Load Balancing library

 by   j2kun Python Version: Current License: No License

kandi X-RAY | load-balancing Summary

kandi X-RAY | load-balancing Summary

load-balancing is a Python library typically used in Manufacturing, Utilities, Energy, Utilities, Networking, Load Balancing applications. load-balancing has no bugs, it has no vulnerabilities and it has low support. However load-balancing build file is not available. You can download it from GitHub.

A python implementation of a load balancer that uses a 2-universal hash family.
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            kandi-support Support

              load-balancing has a low active ecosystem.
              It has 12 star(s) with 4 fork(s). There are no watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              load-balancing has no issues reported. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of load-balancing is current.

            kandi-Quality Quality

              load-balancing has 0 bugs and 0 code smells.

            kandi-Security Security

              load-balancing has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              load-balancing code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              load-balancing does not have a standard license declared.
              Check the repository for any license declaration and review the terms closely.
              OutlinedDot
              Without a license, all rights are reserved, and you cannot use the library in your applications.

            kandi-Reuse Reuse

              load-balancing releases are not available. You will need to build from source code and install.
              load-balancing has no build file. You will be need to create the build yourself to build the component from source.
              It has 111 lines of code, 13 functions and 2 files.
              It has high code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi has reviewed load-balancing and discovered the below as its top functions. This is intended to give you an instant insight into load-balancing implemented functionality, and help decide if they suit your requirements.
            • Return a random number
            • Test if p is prime number
            • Checks if a p is a witness witness
            • Decompose an integer into two parts
            • Generate a function that returns a random distribution
            Get all kandi verified functions for this library.

            load-balancing Key Features

            No Key Features are available at this moment for load-balancing.

            load-balancing Examples and Code Snippets

            No Code Snippets are available at this moment for load-balancing.

            Community Discussions

            QUESTION

            Can one setup Spring Boot 2.6 and Spring Cloud 2021.x to use Ribbon and Hystrix with Spring WebClient and Feign?
            Asked 2022-Apr-12 at 10:13

            I know that Spring Cloud at some version (3.0?) dropped direct support for some Netflix libraries like Ribbon or Hystrix. Now I'm trying to make a smooth migration of around 20 microservices running on production having some custom code extending Ribbon (and Hystrix to a lesser degree). The main goal is to upgrade from Spring Boot 2.3 to 2.6. As a consequence I need to upgrade Spring Cloud to 3.1.x, right?

            My guess was to proceed with 2-step upgrade to avoid a one big-step migration:

            1. Upgrade to Spring Boot 2.6 and Spring Cloud 3.1 while still using Ribbon and Hystrix
            2. Make a way through a jungle of an old code and getting rid of Ribbon and Hystrix in smaller increments.

            However to achieve this I'm trying to use simultanously Spring Boot 2.6, Spring Cloud with release train 2021.01 and 2 selected starters from older Spring Cloud (latest versions of these artifacts):

            • spring-cloud-starter-netflix-hystrix 2.2.10.RELEASE
            • spring-cloud-starter-netflix-ribbon 2.2.10.RELEASE

            Is this possible at all? We are heavilly using Feign and Spring WebClient - client-side load-balancing must work for these. So far I found out Feign clients are not automatically integrated with Ribbon.

            @spencergibb @OlgaMaciaszek - especially counting on you.

            ...

            ANSWER

            Answered 2022-Apr-12 at 10:13

            Answering my own question after receiving confirmation from Spring Cloud team by other means: this is a bad idea to try use Ribbon with Spring Cloud 2021.01 and it would require a really hard work to make it working.

            Source https://stackoverflow.com/questions/71794854

            QUESTION

            Is it possible to rewrite an incoming request to the backend service (e.g. Cloud Run) from a GCP load balancer?
            Asked 2022-Apr-08 at 14:59

            I have two services running Cloud Run such as api1 and api2.

            I set up a global external HTTP(S) load balancer (classic) in GCP to route the path to both services.

            such as

            Paths Action Backend /api1/* Route traffic to a single backend service-api1 /api2/* Route traffic to a single backend service-api2

            When I send a request mydomain/api1/aaa/ccc/, api1 get the request url as mydomain/api1/aaa/ccc/

            When I send a request mydomain/api2/ddd/eee/, api2 get the request url as mydomain/api2/ddd/eee/

            Is there a way to rewrite the incoming request for api1, so that api1 will see the request as mydomain/aaa/ccc/?

            This also apply to api2, so api2 will see the request as mydomain/ddd/eee/

            From the Rewrite documentation,

            The load balancer provides the following mutually exclusive primary actions:

            • Reads the incoming URL in the request.
            • Replaces the host, the path, or both the host and the path, transforming the URL before directing traffic to the backend service or backend bucket.

            I think there is a way, but I don't manage to make it work.

            Any advice?

            ...

            ANSWER

            Answered 2022-Apr-08 at 14:59

            In load balancing console page

            1. Select Advanced host and path rule (URL redirect, URL rewrite) in Host and path rules

            1. Add a path rule and edit path rule as below (show Add-On action)

            1. Save and update the changes.

            When you send a request mydomain/api1/aaa/ccc/, api1 will see the request as mydomain/aaa/ccc/.

            Source https://stackoverflow.com/questions/71797018

            QUESTION

            Extract a value from the output and then use it in next task
            Asked 2022-Apr-02 at 12:57

            I'd like to extract just a one value from below output and to be exactly, the host line.

            Like:

            ...

            ANSWER

            Answered 2022-Apr-01 at 14:34

            you have to do this task: results and bookmarks are lists

            Source https://stackoverflow.com/questions/71706775

            QUESTION

            ActiveMQ Artemis cluster on Docker Swarm
            Asked 2022-Mar-18 at 13:53

            I am trying to setup simple cluster of 2 ActiveMQ Artemis brokers within Docker Swarm environment.

            Stack configuration

            ...

            ANSWER

            Answered 2022-Mar-18 at 13:53

            The connector named "netty_connector" shouldn't use 0.0.0.0. This is the address that will be sent to other nodes in the cluster to tell them how to connect back to the node who sent it. The address 0.0.0.0 will be meaningless in that context. It needs to be the actual IP address or hostname where the broker is listening for network connections.

            Source https://stackoverflow.com/questions/71425384

            QUESTION

            Are these IP from Google's Cloud Load Balancer and if it is normal?
            Asked 2022-Mar-17 at 03:44

            tail -n 10000 access_log | awk '{print $1}'| sor t| uniq -c| sort -nr| head -n 10

            From Google

            The IP address of the Google Front End (GFE) that connected to the backend. These IP addresses are in the 130.211.0.0/22 and 35.191.0.0/16 ranges.

            This particular web server will go down once in a while and I've been trying to pinpoint the issue but to no avail. I noticed the over 1000+ connection from 130.211.x.x. I've another web server which is also using a load balancer but they receive connections from 35.191.x.x range only. There is no reference of 130.211.x.x

            Are these connections consider normal?

            ...

            ANSWER

            Answered 2022-Mar-17 at 03:44

            All traffic to your backends will come from Google Front Ends (using IPs in those ranges); there's no other way for traffic to reach your app.

            You should be able to analyze the headers (e.g. x-forwarded-for) in the traffic to identify its origin.

            Google provides several tools to restrict access to your app to permit known users (Cloud IAP) and restrict bad actors (Cloud Armor).

            Source https://stackoverflow.com/questions/71506465

            QUESTION

            Is there an efficient algorithm to redistribute a vector over processes based on how many elements each process has to give up or recieve?
            Asked 2022-Mar-15 at 01:49

            I'm trying to redistribute an array (mesh-like) over a set of processes for load-balancing needs. My special requirement is that array elements should only be moved to the spatially adjacent processes as only the elements near the front between elements can be moved easily.

            In the above example setup, all first three processes should donate elements to the last one:

            ...

            ANSWER

            Answered 2022-Mar-15 at 01:49

            I'll generalize your question: you are looking for an algorithm for load balancing where processes are connected through a graph, and can only move load to graph-connected processes. This algorithm exists: it's known as "diffusion based load balancing" and it was originally proposed by Cybenko. A simple web search will give you a ton of references.

            Source https://stackoverflow.com/questions/71456594

            QUESTION

            Finding all the number of ip addresses used in eks with fargate
            Asked 2022-Feb-09 at 11:09

            I am trying to understand the usage of the ip addresses from my vpc in the eks with fargate environment. I can see that each pod has its own private ip address, which seems to be the same ip address for fargate node as well. It seems that the ENI allocates a single primary address for a EC2 node and many ip address as secondary based on the size, but I cannot find the same information on fargate. Does that mean it does not have any secondary ip addresses allocated ?

            Extending on the question, it seems that a network load balancer requires a minimum of 8 free ip addressses to be created, Does that mean it blocks all the 8 ?

            ...

            ANSWER

            Answered 2022-Feb-09 at 11:09

            ...Does that mean it does not have any secondary ip addresses allocated ?

            Correct, since you can only run 1 pod on each Fargate instance, while on EC2 node you can run many pods.

            ...Does that mean it blocks all the 8 ?

            The LB controller won't block subnet IP. When you make request to create NLB in a subnet that has insufficient IP, you will see error message like: ..."error":"InvalidSubnet: Not enough IP space available in subnet-.... ELB requires at least 8 free IP addresses in each subnet. Note this is a requirement of ELB and not EKS.

            Source https://stackoverflow.com/questions/71048012

            QUESTION

            How to properly create URL Masking for Cloud Functions to create a NEG?
            Asked 2022-Feb-02 at 11:58

            I'm trying to protect my Firebase Cloud Functions with Cloud Armor so I'm trying to setup Load Balancer. I created a Backend and added a Serverless Network Endpoint Group. In this panel, I can select only one cloud function but I have more than one cloud function so I have to use other option which is URL masking.

            I'm following this guide: https://cloud.google.com/load-balancing/docs/https/setting-up-https-serverless#using-url-mask

            Problem is:

            When I try URL masking like this:

            ...

            ANSWER

            Answered 2022-Feb-02 at 11:58

            As described in the documentation, if the pattern is / (that is your case us-central1-myproject-a123b.cloudfunctions.net/), you have to set / in the url mask

            Source https://stackoverflow.com/questions/70952139

            QUESTION

            Health checks for service returning 301 after updating deployment
            Asked 2022-Feb-01 at 06:06

            We recently updated the deployment of a dropwizard service deployed using Docker and Kubernetes.

            It was working correctly before, the readiness probe was yielding a healthcheck ping to internal cluster IP getting 200s. Since we updated the healthcheck pings are resulting in a 301 and the service is considered down.

            I've noticed that the healthcheck is now Default kubernetes L7 Loadbalancing health check for NEG. (port is set to 80) where it was previously Default kubernetes L7 Loadbalancing health check. where the port was configurable.

            The kube file is deployed via CircleCI but the readiness probe is:

            ...

            ANSWER

            Answered 2022-Feb-01 at 06:06

            Issue is now resolved. After GKE version was updated it is now creating a NEG healthcheck by default. We disabled this by adding below annotation to service deployment file.

            metadata: annotations: cloud.google.com/neg: '{"ingress":false}'

            Source https://stackoverflow.com/questions/70808895

            QUESTION

            nginx ingress controller type nlb with static ip giving error "AllocationIdNotFound"
            Asked 2022-Jan-06 at 07:45

            I am creating nginx ingress controller of type nlb with static ips, but for static ips I am getting this error AllocationIdNotFound. Although this allocation id is valid and eip with this id is present in the same region. Here are the annotations that I am using with nginx ingress controller service

            ...

            ANSWER

            Answered 2021-Dec-13 at 05:55

            You need to manually create eips either through cli or console and add there allocation id as comma separated in the annotation, it'll get created. Make sure to have same number of subnets and eips as your availability zones.

            Source https://stackoverflow.com/questions/70327305

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install load-balancing

            You can download it from GitHub.
            You can use load-balancing like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.

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