Consul is a distributed, highly available, and data center aware solution to connect and configure applications across dynamic, distributed infrastructure. https://www.consul.io
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Connor 922619dfc3
Fix leaked Vault LifetimeRenewers (#12607)
* Fix leaked Vault LifetimeRenewers

When the Vault CA Provider is reconfigured we do not stop the
LifetimeRenewers which can cause them to leak until the Consul processes
recycles. On Configure execute stopWatcher if it exists and is not nil
before starting a new renewal

* Add jitter before restarting the LifetimeWatcher

If we fail to login to Vault or our token is no longer valid we can
overwhelm a Vault instance with many requests very quickly by restarting
the LifetimeWatcher. Before restarting the LifetimeWatcher provide a
backoff time of 1 second or less.

* Use a retry.Waiter instead of RandomStagger

* changelog

* gofmt'd

* Swap out bool for atomic.Unit32 in test

* Provide some extra clarification in comment and changelog
2022-03-28 09:58:16 -05:00
.changelog Fix leaked Vault LifetimeRenewers (#12607) 2022-03-28 09:58:16 -05:00
.circleci assorted changes required to remove gogo 2022-03-25 09:55:36 -04:00
.github Add example of goimports -local 2022-03-28 10:20:50 -04:00
.release Revert "[Docs] Agent configuration hierarchy " 2022-03-15 16:13:58 -07:00
acl Fixups for error messages from ACL Errors (#12620) 2022-03-25 12:34:59 -07:00
agent Fix leaked Vault LifetimeRenewers (#12607) 2022-03-28 09:58:16 -05:00
api fix godoc comment for Namespaces client method 2022-02-18 04:15:55 +00:00
bench Gets benchmarks running again and does a rough pass for 0.7.1. 2016-11-29 13:02:26 -08:00
build-support regenerate rpc glue stubs in protobuf files using comments (#12625) 2022-03-25 15:55:40 -05:00
command Support per-listener TLS configuration ⚙️ (#12504) 2022-03-18 10:46:58 +00:00
connect bulk rewrite using this script 2022-01-20 10:46:23 -06:00
contributing Move contributing to docs 2021-08-30 16:17:09 -04:00
docs Restructure gRPC server setup (#12586) 2022-03-22 12:40:24 +00:00
grafana add readme outlining how to edit and publish 2021-01-12 14:47:11 -08:00
internal proto-gen-rpc-glue: fix behavior of renamed fields (#12633) 2022-03-28 09:40:56 -05:00
ipaddr Ensure Consul is IPv6 compliant (#5468) 2019-06-04 10:02:38 -04:00
lib remove Telemetry.MergeDefaults (#12606) 2022-03-24 10:37:04 -07:00
logging bulk rewrite using this script 2022-01-20 10:46:23 -06:00
proto assorted changes required to remove gogo 2022-03-25 09:55:36 -04:00
sdk raft: update to v1.3.5 (#12325) 2022-02-14 13:48:52 -06:00
sentinel re-run gofmt on 1.17 (#11579) 2021-11-16 12:04:01 -06:00
service_os re-run gofmt on 1.17 (#11579) 2021-11-16 12:04:01 -06:00
snapshot Vendor in rpc mono repo for net/rpc fork, go-msgpack, msgpackrpc. (#12311) 2022-02-14 09:45:45 -08:00
terraform terraform: remove modules in repo (#5085) 2019-04-04 16:31:43 -07:00
test connect: Update supported Envoy versions to include 1.19.3 and 1.18.6 2022-02-24 16:59:33 -08:00
testrpc ca: remove unused provider.ActiveRoot call 2022-01-06 16:56:48 -05:00
tlsutil agent: convert listener config to TLS types (#12522) 2022-03-24 15:32:25 -04:00
types agent: convert listener config to TLS types (#12522) 2022-03-24 15:32:25 -04:00
ui ui: Tile CSS component (#12570) 2022-03-23 10:34:26 +00:00
version update main to reflect it is v1.12.0-dev (#12157) 2022-01-21 15:03:11 -06:00
website Merge pull request #12595 from hashicorp/k8s-cli-install 2022-03-25 14:09:39 -07:00
.dockerignore Update the scripting 2018-06-14 21:42:47 -04:00
.gitignore website: remove netlify artifacts and port missing redirects over to new format (#9601) 2021-01-21 10:16:17 -05:00
.golangci.yml ci: Add explanation in forbidigo (#12140) 2022-01-20 13:07:10 -05:00
CHANGELOG.md Revert "[Docs] Agent configuration hierarchy " 2022-03-15 16:13:58 -07:00
Dockerfile Update docker image base to alpine:3.15 (#12276) 2022-02-04 13:56:39 -08:00
GNUmakefile split `pbcommon` to `pbcommon` and `pbcommongogo` (#12587) 2022-03-22 16:30:00 -04:00
INTERNALS.md Move contributing to docs 2021-08-30 16:17:09 -04:00
LICENSE Initial commit 2013-11-04 14:15:27 -08:00
NOTICE.md add copyright notice file 2018-07-09 10:58:26 -07:00
README.md Adjust README header to work in light and dark modes 2022-02-07 16:46:46 -08:00
Vagrantfile Adds a basic Linux Vagrant setup, stolen from Nomad. 2017-10-06 08:10:12 -07:00
codecov.yml Update all the references in CI and makefile to the bindata file location 2020-10-01 16:19:10 +01:00
go.mod remove gogo from pbservice 2022-03-23 12:18:01 -04:00
go.sum remove gogo from pbservice 2022-03-23 12:18:01 -04:00
main.go cmd: introduce a shim to expose Stdout/Stderr writers 2021-06-02 16:51:34 -04:00
main_test.go Adding basic CLI infrastructure 2013-12-19 11:22:08 -08:00
package-lock.json Adding UI screenshots to L7 overview 2022-01-10 14:34:00 -05:00

README.md

Consul logo Consul

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Consul is a distributed, highly available, and data center aware solution to connect and configure applications across dynamic, distributed infrastructure.

Consul provides several key features:

  • Multi-Datacenter - Consul is built to be datacenter aware, and can support any number of regions without complex configuration.

  • Service Mesh/Service Segmentation - Consul Connect enables secure service-to-service communication with automatic TLS encryption and identity-based authorization. Applications can use sidecar proxies in a service mesh configuration to establish TLS connections for inbound and outbound connections without being aware of Connect at all.

  • Service Discovery - Consul makes it simple for services to register themselves and to discover other services via a DNS or HTTP interface. External services such as SaaS providers can be registered as well.

  • Health Checking - Health Checking enables Consul to quickly alert operators about any issues in a cluster. The integration with service discovery prevents routing traffic to unhealthy hosts and enables service level circuit breakers.

  • Key/Value Storage - A flexible key/value store enables storing dynamic configuration, feature flagging, coordination, leader election and more. The simple HTTP API makes it easy to use anywhere.

Consul runs on Linux, macOS, FreeBSD, Solaris, and Windows and includes an optional browser based UI. A commercial version called Consul Enterprise is also available.

Please note: We take Consul's security and our users' trust very seriously. If you believe you have found a security issue in Consul, please responsibly disclose by contacting us at security@hashicorp.com.

Quick Start

A few quick start guides are available on the Consul website:

Documentation

Full, comprehensive documentation is available on the Consul website:

https://www.consul.io/docs

Contributing

Thank you for your interest in contributing! Please refer to CONTRIBUTING.md for guidance. For contributions specifically to the browser based UI, please refer to the UI's README.md for guidance.