Ark backup target UX brainstorming

brainstorming.sh

# Create a backup target
$ ark backuptarget create s3-us-east-1 --provider aws --config region=us-east-1,bucket=foo

# Work the default target
$ ark backuptarget default get
s3-us-east-1
$ ark backuptarget default set s3-us-west-1

# Create volume targets
$ ark volumetarget create aws-us-east-1 --provider aws --config region=us-east-1,credentialsFile=/foo

# Create backup using default target
$ ark backup create b1 --include-namespaces nginx
Backup b1 requested.

# Create backup to a specific target
$ ark backup create b1 --include-namespaces nginx --target s3-us-east-1
Backup b1 requested.

# Create a replication policy for all backups
$ ark replicationpolicy create my-policy \
      --backup-targets s3-us-east-1,s3-us-west-1 \
      --volume-targets aws-us-east-1,aws-us-east-2 \
      --all-backups

# Create a replication policy for specific backups
$ ark replicationpolicy create my-policy \
      --backup-targets s3-us-east-1,s3-us-west-1 \
      --volume-targets aws-us-east-1,aws-us-east-2,aws-us-west-1 \
      --label-selector backup-class=critical

# View backup info
$ ark backup get b1
NAME      STATUS      CREATED                         EXPIRES   SELECTOR   BACKUP REPLICAS    PV REPLICAS
b1        Completed   2018-03-22 06:09:57 -0700 PDT   29d       <none>     2/2                3/3