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Merge pull request #1788 from ceph/improve-switch 

switch-from-non-containerized-to-containerized: simplify
pull/1798/head
Sébastien Han 2017-08-23 19:47:26 +02:00 committed by GitHub
parent daca49cdb1 4f0ecb7f30
commit f2499ff5ac
2 changed files with 272 additions and 335 deletions
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599
infrastructure-playbooks/switch-from-non-containerized-to-containerized-ceph-daemons.yml
View File

@ -15,15 +15,15 @@
private: no
tasks:
- name: exit playbook, if user did not mean to switch from non-containerized to containerized daemons?
fail:
msg: >
"Exiting switch-from-non-containerized-to-containerized-ceph-daemons.yml playbook,
cluster did not switch from non-containerized to containerized ceph daemons.
To switch from non-containerized to containerized ceph daemons, either say 'yes' on the prompt or
or use `-e ireallymeanit=yes` on the command line when
invoking the playbook"
when: ireallymeanit != 'yes'
- name: exit playbook, if user did not mean to switch from non-containerized to containerized daemons?
fail:
msg: >
"Exiting switch-from-non-containerized-to-containerized-ceph-daemons.yml playbook,
cluster did not switch from non-containerized to containerized ceph daemons.
To switch from non-containerized to containerized ceph daemons, either say 'yes' on the prompt or
or use `-e ireallymeanit=yes` on the command line when
invoking the playbook"
when: ireallymeanit != 'yes'
- name: make sure docker is present and started
@ -39,52 +39,54 @@
become: true
tasks:
- name: install docker and dependencies for the docker module
package:
name: "{{ item }}"
state: present
with_items:
- python-docker-py
- python-urllib3
- docker
when: ansible_os_family == 'RedHat'
- name: install docker and dependencies for the docker module
package:
name: "{{ item }}"
state: present
with_items:
- python-docker-py
- python-urllib3
- docker
when: ansible_os_family == 'RedHat'
- name: install docker-py for the docker module
package:
name: "{{ item }}"
state: present
with_items:
- docker-py
- python-urllib3
- docker
when: ansible_os_family == 'Debian'
- name: install docker-py for the docker module
package:
name: "{{ item }}"
state: present
with_items:
- docker-py
- python-urllib3
- docker
when: ansible_os_family == 'Debian'
- name: start docker service
service:
name: docker
state: started
enabled: yes
- name: start docker service
service:
name: docker
state: started
enabled: yes
- name: check if selinux is enabled
command: getenforce
register: sestatus
changed_when: false
when: ansible_os_family == 'RedHat'
- name: check if selinux is enabled
command: getenforce
register: sestatus
changed_when: false
when: ansible_os_family == 'RedHat'
- name: set selinux permissions
command: chcon -Rt svirt_sandbox_file_t "{{ item }}"
with_items:
- /etc/ceph
- /var/lib/ceph
changed_when: false
when:
- sestatus.stdout != 'Disabled'
- ansible_os_family == 'RedHat'
- name: set selinux permissions
command: chcon -Rt svirt_sandbox_file_t "{{ item }}"
with_items:
- /etc/ceph
- /var/lib/ceph
changed_when: false
when:
- sestatus.stdout != 'Disabled'
- ansible_os_family == 'RedHat'
- name: switching from non-containerized to containerized ceph mon
vars:
health_mon_check_retries: 5
health_mon_check_delay: 15
containerized_deployment: true
mon_group_name: mons
restapi_group_name: restapis
@ -94,79 +96,69 @@
serial: 1
become: true
tasks:
pre_tasks:
- name: select a running monitor
set_fact: mon_host={{ item }}
with_items: "{{ groups[mon_group_name] }}"
when: item != inventory_hostname
- name: select a running monitor
set_fact: mon_host={{ item }}
with_items: "{{ groups[mon_group_name] }}"
when: item != inventory_hostname
- name: stop non-containerized ceph mon
service:
name: "ceph-mon@{{ ansible_hostname }}"
state: stopped
enabled: no
- name: get current ceph fsid
command: ceph fsid
register: ceph_fsid
changed_when: false
delegate_to: "{{ mon_host }}"
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest") or ceph_docker_image_tag | search("ubuntu")
- name: stop ceph mon bare metal service
service:
name: "ceph-mon@{{ ansible_hostname }}"
state: stopped
enabled: no
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph") or ceph_docker_image_tag | search("fedora")
# NOTE(leseb): should we also create systemd files
# instead of running raw docker commands?
# It is probably more elegant but will require a template file...
# which would make this single file playbook more complex
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest")
- name: check for existing old leveldb file extension (ldb)
shell: stat /var/lib/ceph/mon/*/store.db/*.ldb
changed_when: false
failed_when: false
register: ldb_files
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | search("ubuntu")
- name: rename leveldb extension from ldb to sst
shell: rename -v .ldb .sst /var/lib/ceph/mon/*/store.db/*.ldb
changed_when: false
failed_when: false
when: ldb_files.rc == 0
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph")
roles:
- ceph-defaults
- ceph-docker-common
- ceph-mon
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("fedora")
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- name: start ceph mon container image
docker:
image: "{{ ceph_docker_registry|default('docker.io') }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-mon-{{ ansible_hostname }}"
net: "host"
state: "running"
privileged: "{{ mon_docker_privileged|default(false) }}"
env: "MON_IP={{ hostvars[inventory_hostname]['ansible_' + monitor_interface]['ipv4']['address'] }},CEPH_DAEMON=MON,CEPH_PUBLIC_NETWORK={{ public_network }},CEPH_FSID={{ ceph_fsid.stdout }},{{ ceph_mon_docker_extra_env|default('') }}"
volumes: "/var/lib/ceph:/var/lib/ceph,/etc/ceph:/etc/ceph,/etc/localtime:/etc/localtime:ro"
- name: waiting for the monitor to join the quorum...
shell: |
ceph -s --cluster {{ cluster|default('ceph') }} | grep monmap | sed 's/.*quorum//' | egrep -sq {{ ansible_hostname }}
register: result
until: result.rc == 0
retries: 5
delay: 10
changed_when: false
delegate_to: "{{ mon_host }}"
post_tasks:
- name: waiting for the containerized monitor to join the quorum...
shell: |
docker exec ceph-mon-{{ hostvars[mon_host]['ansible_hostname'] }} ceph --cluster {{ cluster }} -s -f json | python -c 'import sys, json; print(json.load(sys.stdin)["quorum_names"])'
register: result
until: "{{ ansible_hostname in result.stdout }}"
retries: "{{ health_mon_check_retries }}"
delay: "{{ health_mon_check_delay }}"
delegate_to: "{{ mon_host }}"
- name: switching from non-containerized to containerized ceph osd
vars:
health_osd_check_retries: 5
health_osd_check_delay: 15
containerized_deployment: true
osd_group_name: osds
hosts:
@ -175,92 +167,91 @@
serial: 1
become: true
tasks:
- name: collect osd ids
shell: |
if [ -d /var/lib/ceph/osd ] ; then ls /var/lib/ceph/osd | sed 's/.*-//' ; fi
register: osd_ids
changed_when: false
pre_tasks:
- name: collect running osds
shell: |
systemctl list-units | grep "loaded active" | grep -Eo 'ceph-osd@[0-9]{1,2}.service'
register: running_osds
changed_when: false
- name: collect osd devices
shell: |
blkid | awk '/ceph data/ { sub ("1:", "", $1); print $1 }'
register: ceph_osd_docker_devices
changed_when: false
- name: collect osd devices
shell: |
blkid | awk '/ceph data/ { sub ("1:", "", $1); print $1 }'
register: ceph_osd_docker_devices
changed_when: false
- name: stop ceph osd service
service:
name: "ceph-osd@{{ item }}"
state: stopped
enabled: no
with_items: "{{ osd_ids.stdout_lines }}"
- name: stop non-containerized ceph osd(s)
service:
name: "{{ item }}"
state: stopped
enabled: no
with_items: "{{ running_osds.stdout_lines }}"
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest")
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest") or ceph_docker_image_tag | search("ubuntu")
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | search("ubuntu")
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph") or ceph_docker_image_tag | search("fedora")
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph")
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("fedora")
- name: check for existing old leveldb file extension (ldb)
shell: stat /var/lib/ceph/osd/*/current/omap/*.ldb
changed_when: false
failed_when: false
register: ldb_files
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- name: rename leveldb extension from ldb to sst
shell: rename -v .ldb .sst /var/lib/ceph/osd/*/current/omap/*.ldb
changed_when: false
failed_when: false
when:
- ldb_files.rc == 0
- name: check if containerized osds are already running
shell: |
docker ps | grep -sq {{ item | regex_replace('/', '') }}
changed_when: false
with_items: "{{ ceph_osd_docker_devices.stdout_lines }}"
register: osd_running
- name: check if containerized osds are already running
shell: |
docker ps | grep -sq {{ item | regex_replace('/', '') }}
changed_when: false
failed_when: false
with_items: "{{ ceph_osd_docker_devices.stdout_lines }}"
register: osd_running
- name: unmount all the osd directories
mount:
name: "/var/lib/ceph/osd/{{ cluster }}-{{ item.0 }}"
state: unmounted
src: "{{ item.1 }}"
fstype: xfs
with_together:
- "{{ osd_ids.stdout_lines }}"
- "{{ ceph_osd_docker_devices.stdout_lines }}"
- "{{ osd_running.results }}"
when: item.2.rc != 0
- name: unmount all the osd directories
command: umount "{{ item.0 }}"1
changed_when: false
failed_when: false
with_together:
- "{{ ceph_osd_docker_devices.stdout_lines }}"
- "{{ osd_running.results }}"
when:
- item.1.get("rc", 0) != 0
- name: start ceph osd container image(s)
docker:
image: "{{ ceph_docker_registry|default('docker.io') }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-osd-{{ ansible_hostname }}-dev{{ item | regex_replace('/', '') }}"
net: host
pid: host
state: started
privileged: yes
env: "OSD_DEVICE={{ item }},{{ ceph_osd_docker_extra_env }}"
volumes: "/var/lib/ceph:/var/lib/ceph,/etc/ceph:/etc/ceph,/etc/localtime:/etc/localtime:ro,/dev:/dev,/run:/run"
with_items: "{{ ceph_osd_docker_devices.stdout_lines }}"
- set_fact: ceph_osd_docker_devices={{ ceph_osd_docker_devices.stdout_lines }}
- name: waiting for clean pgs...
shell: |
test "[""$(ceph --cluster {{ cluster }} -s -f json | python -c 'import sys, json; print(json.load(sys.stdin)["pgmap"]["num_pgs"])')""]" = "$(ceph --cluster {{ cluster }} -s -f json | python -c 'import sys, json; print [ i["count"] for i in json.load(sys.stdin)["pgmap"]["pgs_by_state"] if i["state_name"] == "active+clean"]')"
register: result
until: result.rc == 0
retries: 10
delay: 10
changed_when: false
delegate_to: "{{ groups[mon_group_name][0] }}"
roles:
- ceph-defaults
- ceph-docker-common
- ceph-osd
post_tasks:
- name: waiting for clean pgs...
shell: |
test "[""$(docker exec ceph-mon-{{ hostvars[groups[mon_group_name][0]]['ansible_hostname'] }} ceph --cluster {{ cluster }} -s -f json | python -c 'import sys, json; print(json.load(sys.stdin)["pgmap"]["num_pgs"])')""]" = "$(docker exec ceph-mon-{{ hostvars[groups[mon_group_name][0]]['ansible_hostname'] }} ceph --cluster {{ cluster }} -s -f json | python -c 'import sys, json; print [ i["count"] for i in json.load(sys.stdin)["pgmap"]["pgs_by_state"] if i["state_name"] == "active+clean"]')"
register: result
until: result.rc == 0
retries: "{{ health_osd_check_retries }}"
delay: "{{ health_osd_check_delay }}"
delegate_to: "{{ groups[mon_group_name][0] }}"
- name: switching from non-containerized to containerized ceph mds
@ -271,47 +262,34 @@
serial: 1
become: true
tasks:
pre_tasks:
- name: stop non-containerized ceph mds(s)
service:
name: "ceph-mds@{{ ansible_hostname }}"
state: stopped
enabled: no
- name: stop ceph mds service
service:
name: "ceph-mds@{{ ansible_hostname }}"
state: stopped
enabled: no
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest") or ceph_docker_image_tag | search("ubuntu")
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest")
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph") or ceph_docker_image_tag | search("fedora")
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | search("ubuntu")
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph")
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("fedora")
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- name: start ceph metadata container image
docker:
image: "{{ ceph_docker_registry|default('docker.io') }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: ceph-mds-{{ ansible_hostname }}
net: host
state: running
env: "CEPH_DAEMON=MDS,CEPHFS_CREATE=1,{{ ceph_mds_docker_extra_env }}"
volumes: "/var/lib/ceph:/var/lib/ceph,/etc/ceph:/etc/ceph,/etc/localtime:/etc/localtime:ro"
roles:
- ceph-defaults
- ceph-docker-common
- ceph-mds
- name: switching from non-containerized to containerized ceph rgw
@ -322,48 +300,34 @@
serial: 1
become: true
tasks:
pre_tasks:
- name: stop non-containerized ceph rgw(s)
service:
name: "ceph-rgw@{{ ansible_hostname }}"
state: stopped
enabled: no
- name: stop ceph rgw service
service:
name: "ceph-rgw@{{ ansible_hostname }}"
state: stopped
enabled: no
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest") or ceph_docker_image_tag | search("ubuntu")
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest")
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph") or ceph_docker_image_tag | search("fedora")
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | search("ubuntu")
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph")
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("fedora")
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- name: start ceph rados gateway container image
docker:
image: "{{ ceph_docker_registry|default('docker.io') }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: ceph-rgw-{{ ansible_hostname }}
expose: "{{ ceph_rgw_civetweb_port }}"
ports: "{{ ceph_rgw_civetweb_port }}:{{ ceph_rgw_civetweb_port }}"
state: running
env: "CEPH_DAEMON=RGW,{{ ceph_rgw_docker_extra_env }}"
volumes: "/var/lib/ceph:/var/lib/ceph,/etc/ceph:/etc/ceph,/etc/localtime:/etc/localtime:ro"
roles:
- ceph-defaults
- ceph-docker-common
- ceph-rgw
- name: switching from non-containerized to containerized ceph rbd-mirror
@ -374,46 +338,34 @@
serial: 1
become: true
tasks:
pre_tasks:
- name: stop non-containerized ceph rbd mirror(s)
service:
name: "ceph-rbd-mirror@{{ ansible_hostname }}"
state: stopped
enabled: no
- name: stop ceph rbd mirror service
service:
name: "ceph-rbd-mirror@{{ ansible_hostname }}"
state: stopped
enabled: no
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest") or ceph_docker_image_tag | search("ubuntu")
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest")
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph") or ceph_docker_image_tag | search("fedora")
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | search("ubuntu")
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph")
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("fedora")
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- name: start ceph rbd mirror container image
docker:
image: "{{ ceph_docker_registry|default('docker.io') }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-rbd-mirror-{{ ansible_hostname }}"
net: host
state: running
volumes: "/etc/ceph:/etc/ceph,/etc/localtime:/etc/localtime:ro"
roles:
- ceph-defaults
- ceph-docker-common
- ceph-rbd-mirror
- name: switching from non-containerized to containerized ceph nfs
@ -424,46 +376,31 @@
serial: 1
become: true
tasks:
pre_tasks:
- name: stop non-containerized ceph nfs(s)
service:
name: "ceph-nfs@{{ ansible_hostname }}"
state: stopped
enabled: no
- name: stop ceph nfs service
service:
name: "ceph-nfs@{{ ansible_hostname }}"
state: stopped
enabled: no
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest") or ceph_docker_image_tag | search("ubuntu")
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | match("latest")
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph") or ceph_docker_image_tag | search("fedora")
- set_fact:
ceph_uid: 64045
when: ceph_docker_image_tag | search("ubuntu")
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("centos") or ceph_docker_image | search("rhceph")
- set_fact:
ceph_uid: 167
when: ceph_docker_image_tag | search("fedora")
- name: set proper ownership on ceph directories
file:
path: "{{ item }}"
owner: "{{ ceph_uid }}"
recurse: yes
with_items:
- /var/lib/ceph
- /etc/ceph
- name: start ceph nfs container image
docker:
image: "{{ ceph_docker_registry|default('docker.io') }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-nfs-{{ ansible_hostname }}"
net: "host"
state: "running"
privileged: true
ports: "{{ ceph_nfs_port }}:{{ ceph_nfs_port }},111:111"
env: "CEPH_DAEMON=NFS,CEPH_PUBLIC_NETWORK={{ ceph_nfs_docker_subnet }},{{ ceph_nfs_docker_extra_env }}"
volumes: "/etc/ceph:/etc/ceph,/etc/ganesha:/etc/ganesha,/etc/localtime:/etc/localtime:ro"
roles:
- ceph-defaults
- ceph-docker-common
- ceph-nfs

8
roles/ceph-defaults/templates/restart_osd_daemon.sh.j2
View File

@ -22,8 +22,8 @@ check_pgs() {
wait_for_socket_in_docker() {
if ! docker exec "$1" timeout 10 bash -c "while [ ! -e /var/run/ceph/*.asok ]; do sleep 1 ; done"; then
log "Timed out while trying to look for a Ceph OSD socket."
log "Abort mission!"
echo "Timed out while trying to look for a Ceph OSD socket."
echo "Abort mission!"
exit 1
fi
}
@ -52,7 +52,7 @@ get_docker_osd_id() {
# For containerized deployments, the unit file looks like: ceph-osd@sda.service
# For non-containerized deployments, the unit file looks like: ceph-osd@0.service
for unit in $(systemctl list-units | grep -oE "ceph-osd@([0-9]{1,2}|[a-z]+).service"); do
for unit in $(systemctl list-units | grep "loaded active" | grep -oE "ceph-osd@([0-9]{1,2}|[a-z]+).service"); do
# First, restart daemon(s)
systemctl restart "${unit}"
# We need to wait because it may take some time for the socket to actually exists
@ -66,7 +66,7 @@ for unit in $(systemctl list-units | grep -oE "ceph-osd@([0-9]{1,2}|[a-z]+).serv
{% else %}
osd_id=$(echo ${unit#ceph-osd@} | grep -oE '[0-9]{1,2}')
{% endif %}
SOCKET=/var/run/ceph/test-osd.${osd_id}.asok
SOCKET=/var/run/ceph/{{ cluster }}-osd.${osd_id}.asok
while [ $COUNT -ne 0 ]; do
$docker_exec test -S "$SOCKET" && check_pgs && continue 2
sleep 1