~?~

~?~

~?~

~?~

Toggle navigation Download Github Intro Docs Community Demo Consul makes it simple for services to register themselves and to discover other services via a DNS or HTTP interface. Register external services such as SaaS providers as well. Pairing service discovery with health checking prevents routing requests to unhealthy hosts and enables services to easily provide circuit breakers. Consul scales to multiple datacenters out of the box with no complicated configuration. Look up services in other datacenters, or keep the request local. Flexible key/value store for dynamic configuration, feature flagging, coordination, leader election and more. Long poll for near-instant notification of configuration changes. Look up services using Consul's built-in DNS server. Support existing infrastructure witho...

Toggle navigation Download Github Intro Docs Community Demo Consul makes it simple for services to register themselves and to discover other services via a DNS or HTTP interface. Register external services such as SaaS providers as well. Pairing service discovery with health checking prevents routing requests to unhealthy hosts and enables services to easily provide circuit breakers. Consul scales to multiple datacenters out of the box with no complicated configuration. Look up services in other datacenters, or keep the request local. Flexible key/value store for dynamic configuration, feature flagging, coordination, leader election and more. Long poll for near-instant notification of configuration changes. Look up services using Consul's built-in DNS server. Support existing infrastructure withou...

Toggle navigation Download Github Intro Docs Community What is Consul? Consul vs. Other Software ZooKeeper, doozerd, etcd Chef, Puppet, etc. Nagios, Sensu SkyDNS SmartStack Serf Custom Solutions Getting Started Install Consul Run the Agent Services Consul Cluster Health Checks Key/Value Data Next Steps Serf is a node discovery and orchestration tool and is the only tool discussed so far that is built on an eventually consistent gossip model, with no centralized servers. It provides a number of features, including group membership, failure detection, event broadcasts and a query mechanism. However, Serf does not provide any high-level features such as service discovery, health checking or key/value storage. To clarify, the discovery feature of Serf is at a node level, while Consul provides a service and node level abstrac...

Toggle navigation Download Github Intro Docs Community Documentation Home Upgrading and Compatibility Upgrading Consul Compatibility Promise Consul Internals Architecture Consensus Protocol Gossip Protocol Security Model Jepsen Testing Consul Commands (CLI) agent force-leave join keygen leave members monitor info Consul Agent Running and Stopping DNS Interface HTTP API Configuration Service Definitions Check Definitions Encryption RPC Protocol Telemetry Guides Adding/Removing Servers Bootstrapping DNS Forwarding External Services Multiple Datacenters Outage Recovery Consul is a complex system that has many different moving parts. To help users and developers of Consul form a mental model of how it works, this page documents the system architecture. Advanced Topic! This page cove...

Toggle navigation Download Github Intro Docs Community Consul makes it simple for services to register themselves and to discover other services via a DNS or HTTP interface. Register external services such as SaaS providers as well. Pairing service discovery with health checking prevents routing requests to unhealthy hosts and enables services to easily provide circuit breakers. Consul scales to multiple datacenters out of the box with no complicated configuration. Look up services in other datacenters, or keep the request local. Flexible key/value store for dynamic configuration, feature flagging, coordination, leader election and more. Long poll for near-instant notification of configuration changes. Look up services using Consul's built-in DNS server. Support existing infrastructure without an...