policy write command uploads a policy with name NAME from the contents of
a local file PATH or stdin. If PATH is "-", the policy is read from stdin.
Otherwise, it is loaded from the file at the given path on the local disk.
For details on the policy syntax, please see the policy documentation.
Upload a policy named "my-policy" from "/tmp/policy.hcl" on the local disk:
$ vault policy write my-policy /tmp/policy.hcl
Upload a policy from stdin:
$ cat my-policy.hcl | vault policy write my-policy -
There are no flags beyond the standard set of flags included on all commands.