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Commands: TLS Cert Create
The `consul tls cert create` command creates certificates for servers, clients, and CLIs to secure their communication.

Consul TLS Cert Create

Command: consul tls cert create

The tls cert create command is used to create certificates for your Consul TLS setup.

Examples

Create a certificate for servers:

$ consul tls cert create -server
==> WARNING: Server Certificates grants authority to become a
    server and access all state in the cluster including root keys
    and all ACL tokens. Do not distribute them to production hosts
    that are not server nodes. Store them as securely as CA keys.
==> Using consul-ca.pem and consul-ca-key.pem
==> Saved dc1-server-consul-0.pem
==> Saved dc1-server-consul-0-key.pem

Create a certificate for clients:

$ consul tls cert create -client
==> Using consul-ca.pem and consul-ca-key.pem
==> Saved consul-client-0.pem
==> Saved consul-client-0-key.pem

Create a certificate for cli:

$ consul tls cert create -cli
==> Using consul-ca.pem and consul-ca-key.pem
==> Saved consul-cli-0.pem
==> Saved consul-cli-0-key.pem

Usage

Usage: consul tls cert create [filename-prefix] [options]

Command Options

  • -additional-dnsname=<string> - Provide an additional dnsname for Subject Alternative Names. localhost is always included. This flag may be provided multiple times.

  • -additional-ipaddress=<string> - Provide an additional ipaddress for Subject Alternative Names. 127.0.0.1 is always included. This flag may be provided multiple times.

  • -ca=<string> - Provide path to the ca. Defaults to #DOMAIN#-agent-ca.pem.

  • -cli - Generate cli certificate.

  • -client - Generate client certificate.

  • -days=<int> - Provide number of days the certificate is valid for from now on. Defaults to 1 year.

  • -dc=<string> - Provide the datacenter. Matters only for -server certificates. Defaults to dc1.

  • -domain=<string> - Provide the domain. Matters only for -server certificates.

  • -key=<string> - Provide path to the key. Defaults to #DOMAIN#-agent-ca-key.pem.

  • -node=<string> - When generating a server cert and this is set an additional dns name is included of the form <node>.server.<datacenter>.<domain>.

  • -server - Generate server certificate.