Prefix

Prefix all the hosts in the group.

Applies the given prefix to all the hosts in the group.

---
web_servers:
  Prefix: web-
  Config:
    Port: 2201
    IdentityFile: ~/.ssh/digital_ocean
  Hosts:
    do-1: projects-do-1.example.com
    do-2: projects-do-2.example.com
    aws:
      HostName: projects-aws.example.com
      IdentityFile: ~/.ssh/aws

Will produce this config:

# web_servers
Host web-do-1
    Port 2201
    IdentityFile ~/.ssh/digital_ocean
    HostName projects-do-1.example.com

Host web-do-2
    Port 2201
    IdentityFile ~/.ssh/digital_ocean
    HostName projects-do-2.example.com

Host web-aws
    Port 2201
    IdentityFile ~/.ssh/aws
    HostName projects-aws.example.com

Host *
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