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What is AWS Consul?

What is AWS Consul?

A service networking and service mesh solution to discover, connect, and secure services on AWS. HashiCorp Consul is a tool that provides cloud networking automation by using a central registry for service-based networking.

Which command is used for DNS queries Consul?

Query Consul DNS and BIND To ensure that Consul DNS and your DNS server are configured correctly, use a dig query for the service you’ve registered. $ dig @127.0.

What is HashiCorp Consul used for?

Consul is a full-featured service mesh solution that solves the networking and security challenges of operating microservices and cloud infrastructure. Consul offers a software-driven approach to routing and segmentation. It also brings additional benefits such as failure handling, retries, and network observability.

Why is Consul used?

Consul is a Hashicorp based tool for discovering and configuring a variety of different services in your infrastructure. It is based and built on Golang. Multi Datacenter Deployment − Consul supports multiple datacenters. It is used for building additional layers of abstraction to grow to multiple regions.

Does Consul do load balancing?

Consul is a free and open source tool that provides service discovery, health checking, load balancing, and a globally distributed key-value store. This is the job of the load balancing layer.

Is consul a service mesh?

Consul is a service mesh solution that offers a software-driven approach to: Security (mTLS & ACLs) Observability. Traffic management.

How does HashiCorp Consul work?

HashiCorp Consul is an open-source tool that solves these new complexities by providing service discovery, health checks, load balancing, a service graph, mutual TLS identity enforcement, and a configuration key-value store. These features make Consul an ideal control plane for a service mesh.

Is HashiCorp Consul free?

Consul is a free and open-source service networking platform developed by HashiCorp.

Who is using Consul?

Who uses Consul? 259 companies reportedly use Consul in their tech stacks, including Slack, Robinhood, and LaunchDarkly.

How does Consul do load balancing?

Consul Directly One approach to load balancing with Consul is to use Consul’s built-in load balancing functionality. Consul integrates health checks with service discovery. In this mode, applications and services talk directly to Consul each time they want to find other services in the datacenter.

Is HashiCorp consul free?

Is Consul a load balancer?

How does consul work in a DNS server?

The Consul DNS interface makes the port information for a service available via the SRV records. Without manually adding logic in your code, you are generally limited just to the IP address info (i.e. a record) of the service you are querying. The best option is to have multiple BIND servers each running a Consul agent locally.

How does AWS service discovery work with consul?

Typically, an application in an AWS region runs a cluster of Consul servers. Services in your application that need to discover other services can query any of the Consul agents or servers, as agents forward queries to servers.

What is the full qualified domain name for consul?

The DNS name for a service registered with Consul is NAME.service.consul, where NAME is the name you used to register the service (in this case, web ). By default, all DNS names are in the consul namespace, though this is configurable. The fully-qualified domain name of the web service is web.service.consul .

What kind of Daemon is consul on AWS?

Consul Template (the consul-template daemon) installed on all nodes for integrating applications with Consul’s service catalog and key/value store. Dnsmasq installed on all nodes for integrating applications with Consul’s Domain Name System (DNS) interface for service discovery.