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---
module: crypttab
short_description: Encrypted Linux block devices
description:
- Control Linux encrypted block devices that are set up during system boot in C(/etc/crypttab).
version_added: "1.9"
options:
name:
description:
- Name of the encrypted block device as it appears in the C(/etc/crypttab) file, or
optionally prefixed with C(/dev/mapper/), as it appears in the filesystem. I(/dev/mapper/)
will be stripped from I(name).
type: str
required: yes
state:
description:
- Use I(present) to add a line to C(/etc/crypttab) or update its definition
if already present.
- Use I(absent) to remove a line with matching I(name).
- Use I(opts_present) to add options to those already present; options with
different values will be updated.
- Use I(opts_absent) to remove options from the existing set.
type: str
required: yes
choices: [ absent, opts_absent, opts_present, present ]
backing_device:
description:
- Path to the underlying block device or file, or the UUID of a block-device
prefixed with I(UUID=).
type: str
password:
description:
- Encryption password, the path to a file containing the password, or
C(-) or unset if the password should be entered at boot.
type: path
opts:
description:
- A comma-delimited list of options. See C(crypttab(5) ) for details.
type: str
path:
description:
- Path to file to use instead of C(/etc/crypttab).
- This might be useful in a chroot environment.
type: path
default: /etc/crypttab
author:
- Steve (@groks)
s�
- name: Set the options explicitly a device which must already exist
crypttab:
name: luks-home
state: present
opts: discard,cipher=aes-cbc-essiv:sha256
- name: Add the 'discard' option to any existing options for all devices
crypttab:
name: '{{ item.device }}'
state: opts_present
opts: discard
loop: '{{ ansible_mounts }}'
when: "'/dev/mapper/luks-' in {{ item.device }}"
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