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Use printf, not echo when creating secrets 

Update the docs so that users don't use `echo` when creating
secrets from STDIN. `echo` adds a trailing new line, so users
will probably be confused when their passwords don't work.

Signed-off-by: Joao Fernandes <joao.fernandes@docker.com>
This commit is contained in:
Joao Fernandes 2018-04-02 15:15:19 -07:00
parent eb4a4fe9b9
commit 5238f3e93e
1 changed files with 2 additions and 2 deletions
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4
docs/reference/commandline/secret_create.md
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@ -27,7 +27,7 @@ Options:
## Description
Creates a secret using standard input or from a file for the secret content. You must run this command on a manager node.
Creates a secret using standard input or from a file for the secret content. You must run this command on a manager node.
For detailed information about using secrets, refer to [manage sensitive data with Docker secrets](https://docs.docker.com/engine/swarm/secrets/).
@ -36,7 +36,7 @@ For detailed information about using secrets, refer to [manage sensitive data wi
### Create a secret
```bash
$ echo <secret> | docker secret create my_secret -
$ printf <secret> | docker secret create my_secret -
onakdyv307se2tl7nl20anokv