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Support for device read write limit parameters (#47814)

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* Support for device read write limit parameters

* Add following options in docker_container module
  - device_read_bps
  - device_write_bps
  - device_read_iops
  - device_write_iops

Fixes #36831

* test for device_read_iops
* combined test for device_write_bps and device_write_iops
This commit is contained in:
Akshay Gaikwad 2018-11-02 04:28:06 +05:30 • committed by Will Thames
commit 80ca779aa7
3 changed files with 321 additions and 0 deletions
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195
test/integration/targets/docker_container/tasks/tests/options.yml
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@ -586,6 +586,201 @@
- devices_3 is not changed
- devices_4 is changed
####################################################################
## device_read_bps #################################################
####################################################################
- name: device_read_bps
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_read_bps:
- path: /dev/random
rate: 20M
- path: /dev/urandom
rate: 10K
register: device_read_bps_1
- name: device_read_bps (idempotency)
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_read_bps:
- path: /dev/urandom
rate: 10K
- path: /dev/random
rate: 20M
register: device_read_bps_2
- name: device_read_bps (lesser entries)
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_read_bps:
- path: /dev/random
rate: 20M
register: device_read_bps_3
- name: device_read_bps (changed)
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_read_bps:
- path: /dev/random
rate: 10M
- path: /dev/urandom
rate: 5K
stop_timeout: 1
register: device_read_bps_4
- name: cleanup
docker_container:
name: "{{ cname }}"
state: absent
stop_timeout: 1
- assert:
that:
- device_read_bps_1 is changed
- device_read_bps_2 is not changed
- device_read_bps_3 is not changed
- device_read_bps_4 is changed
####################################################################
## device_read_iops ################################################
####################################################################
- name: device_read_iops
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_read_iops:
- path: /dev/random
rate: 10
- path: /dev/urandom
rate: 20
register: device_read_iops_1
- name: device_read_iops (idempotency)
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_read_iops:
- path: /dev/urandom
rate: 20
- path: /dev/random
rate: 10
register: device_read_iops_2
- name: device_read_iops (less)
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_read_iops:
- path: /dev/random
rate: 10
register: device_read_iops_3
- name: device_read_iops (changed)
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_read_iops:
- path: /dev/random
rate: 30
- path: /dev/urandom
rate: 50
stop_timeout: 1
register: device_read_iops_4
- name: cleanup
docker_container:
name: "{{ cname }}"
state: absent
stop_timeout: 1
- assert:
that:
- device_read_iops_1 is changed
- device_read_iops_2 is not changed
- device_read_iops_3 is not changed
- device_read_iops_4 is changed
####################################################################
## device_write_bps and device_write_iops ##########################
####################################################################
- name: device_write_bps and device_write_iops
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_write_bps:
- path: /dev/random
rate: 10M
device_write_iops:
- path: /dev/urandom
rate: 30
register: device_write_limit_1
- name: device_write_bps and device_write_iops (idempotency)
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_write_bps:
- path: /dev/random
rate: 10M
device_write_iops:
- path: /dev/urandom
rate: 30
register: device_write_limit_2
- name: device_write_bps device_write_iops (changed)
docker_container:
image: alpine:3.8
command: '/bin/sh -c "sleep 10m"'
name: "{{ cname }}"
state: started
device_write_bps:
- path: /dev/random
rate: 20K
device_write_iops:
- path: /dev/urandom
rate: 100
stop_timeout: 1
register: device_write_limit_3
- name: cleanup
docker_container:
name: "{{ cname }}"
state: absent
stop_timeout: 1
- assert:
that:
- device_write_limit_1 is changed
- device_write_limit_2 is not changed
- device_write_limit_3 is changed
####################################################################
## dns_opts ########################################################
####################################################################