Consul check config

Where is Consul configuration data?

The Consul KV datastore is located on the servers, but can be accessed by any agent (client or server). The natively integrated RPC functionality allows clients to forward requests to servers, including key/value reads and writes.

How do I know if my Consul agent is running?

The easiest way to view initial health status is by visiting the Consul Web UI at http://localhost:8500/ui .

How do I access Consul UI?

In order to use the Consul UI, we have to install the UI package provided by the Hashicorp team on Consul's project site. So, let us try to download it from the source and start using it. Please use sudo ahead of every command in case the Permission Denied error is shown.

How do I start the Consul?

Start Consul client

Open a new terminal window and move into consul-getting-started-join directory. Then ssh into your second virtual machine. Now start up your second Consul agent in client mode. You'll set the bind address to the IP address of the second VM ( 172.20.

How can I check my k8s service status?

Using kubectl describe pods to check kube-system

If the output from a specific pod is desired, run the command kubectl describe pod pod_name --namespace kube-system . The Status field should be "Running" - any other status will indicate issues with the environment.

How do I find the configuration file?

Windows Config Files

Windows users will find the hosts file in c:\windows\system32\drivers\etc\. You can open it by double-clicking the mouse and selecting Notepad from the list of suggested apps. This is all you need to view and edit config files like hosts.

How do I find configuration files?

Configuration files are normally saved in the Settings folder inside the My Documents\Source Insight folder.

Where is Cisco config file?

Location of Configuration Files

The running configuration is stored in RAM. On all platforms except the Class A Flash file system platforms, the startup configuration is stored in nonvolatile random-access memory (NVRAM).

How do I restart my agent?

Select the group that contains the agent, and then select Agent from the view list. Select the agent and then click Action > Restart Agent. On the Restart Agent window, verify the action, asset, and agent name.

How do I activate my ACL Consul?

To enable ACLs, add the following ACL parameters to the agent's configuration file and then restart the Consul service. In order for ACL configuration to be applied correctly you will need to apply the same parameters to every server and every client in your datacenter.

How to work with Consul?

How does Consul work? Consul provides a control plane that enables you to register, query, and secure services deployed across your network. The control plane is the part of the network infrastructure that maintains a central registry to track services and their respective IP addresses.

What is Consul connect?

Consul Connect is a service mesh built in to Consul, one of the most popular service registry solutions. With Consul Connect the same software that is keeping track of all your services can also serve as a layer 4 proxy that securely routes traffic from one service to another.

What is Consul tool?

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. One of the core reasons to build Consul was to maintain the services present in the distributed systems.

What is a Consul service?

HashiCorp Consul is a service networking solution that enables teams to manage secure network connectivity between services and across on-prem and multi-cloud environments and runtimes. Consul offers service discovery, service mesh, traffic management, and automated updates to network infrastructure device.

What happens if Consul server goes down?

If the failed server is recoverable, the best option is to bring it back online and have it rejoin the cluster with the same IP address. This will return the cluster to a fully healthy state. Similarly, if you need to rebuild a new Consul server, to replace the failed node, you may wish to do that immediately.

What is Consul service discovery?

Consul's service discovery capabilities help you discover, track, and monitor the health of services within a network. Consul acts as a single source of truth that allows your services to query and communicate with each other.

Is Consul a DNS server?

By default, the Consul agent runs a DNS server listening on port 8600. By submitting DNS requests to the Consul agent's DNS server, you can get the IP address of a node running the service in which you are interested. The Consul DNS interface makes the port information for a service available via the SRV records.

Is Consul a proxy?

Consul includes its own built-in L4 proxy and has first class support for Envoy. You can choose other proxies to plug in as well.

What is the difference between Consul agent and server?

The consul agent is responsible for health-checking the services on the node as the health-check of the node itself. It is not responsible for service discovery or maintaining key/value data. Consul servers are where data is stored and replicated.

What is raft in Consul?

Raft is a consensus algorithm that is based on Paxos. Compared to Paxos, Raft is designed to have fewer states and a simpler, more understandable algorithm.