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suprememoocow/raid.yml

Created April 28, 2014 16:32
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  1. suprememoocow created this gist Apr 28, 2014.
    55 changes: 55 additions & 0 deletions raid.yml
    View file
    Original file line number Diff line number Diff line change
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    - action: ec2_facts

    - apt: pkg=lvm2 state=present
    - apt: pkg=mdadm state=present

    - pip: name=boto state=latest

    - ec2_vol: instance="{{ hostvars[inventory_hostname]['ansible_ec2_instance-id'] }}"
    volume_size=20
    device_name="{{ item }}"
    region="{{ ansible_ec2_placement_region }}"
    zone="{{ ansible_ec2_placement_availability_zone }}"
    aws_access_key="{{aws_access_key_id}}"
    aws_secret_key="{{aws_secret_access_key}}"
    with_items:
    - /dev/sdf
    - /dev/sdg
    - /dev/sdh
    - /dev/sdi
    - /dev/sdj
    - /dev/sdk
    - /dev/sdl
    - /dev/sdm

    - name: check for /dev/md0
    shell: "mdadm -D /dev/md0"
    ignore_errors: yes
    register: mdadm_check

    - name: initialise /dev/md0
    shell: "mdadm -v --create /dev/md0 --level=raid10 --raid-devices=8 /dev/xvdf /dev/xvdg /dev/xvdh /dev/xvdi /dev/xvdj /dev/xvdk /dev/xvdl /dev/xvdm"
    when: mdadm_check.rc != 0

    - name: wait for /dev/md0 to come online
    shell: "mdadm --wait /dev/md0"
    when: mdadm_check.rc != 0

    - name: volume group
    lvg: vg=vg0 pvs=/dev/md0

    - lvol: vg=vg0 lv=data size=90%VG
    - lvol: vg=vg0 lv=log size=5%VG
    - lvol: vg=vg0 lv=journal size=5%VG

    - filesystem: fstype=ext4 dev=/dev/vg0/data
    - filesystem: fstype=ext4 dev=/dev/vg0/log
    - filesystem: fstype=ext4 dev=/dev/vg0/journal

    - file: path=/data state=directory owner=mongodb group=mongodb mode=0755
    - file: path=/log state=directory owner=mongodb group=mongodb mode=0755
    - file: path=/journal state=directory owner=mongodb group=mongodb mode=0755

    - mount: name=/data src=/dev/vg0/data fstype=ext4 opts=defaults,auto,noatime,nodiratime,noexec,relatime state=mounted
    - mount: name=/log src=/dev/vg0/log fstype=ext4 opts=defaults,auto,noatime,nodiratime,noexec,relatime state=mounted
    - mount: name=/journal src=/dev/vg0/journal fstype=ext4 opts=defaults,auto,noatime,nodiratime,noexec,relatime state=mounted