48 lines
2.8 KiB
YAML
48 lines
2.8 KiB
YAML
---
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- name: "Extracting the raw disk image"
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command: qemu-img convert -O raw "{{http_boot_folder}}/{{deploy_image_filename}}" "{{http_boot_folder}}/{{deploy_image_filename}}.raw"
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- name: "Copying Image however with 32k of empty space at the beginning of the file."
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command: dd if="{{http_boot_folder}}/{{deploy_image_filename}}.raw" of="{{http_boot_folder}}/{{deploy_image_filename}}.bootimg" seek=64
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- name: "Creating Partition Table lining up with the copied file's contents."
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shell: echo '32;' | sfdisk "{{http_boot_folder}}/{{deploy_image_filename}}.bootimg" -uB -f
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- name: "Allocating one of two loopbacks"
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command: losetup -f
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register: stored_value_loopback_alpha
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- name: "Creating loopback connetion to new image file"
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command: losetup "{{stored_value_loopback_alpha.stdout}}" "{{http_boot_folder}}/{{deploy_image_filename}}.bootimg"
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- name: "Forcing partition table to be re-read"
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command: kpartx -v -a "{{stored_value_loopback_alpha.stdout}}"
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# Using second loopback as for some reason /dev/mapper does not translate into a chroot cleanly when devfs is mounted
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- name: "Allocating second loopback pointing to the initial partition"
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command: losetup -f
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register: stored_value_loopback_beta
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- name: "Binding second loopback to the first partition"
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shell: losetup "{{stored_value_loopback_beta.stdout}}" /dev/mapper/$(echo "{{stored_value_loopback_alpha.stdout}}"|cut -f3 -d '/')p1
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# TODO parameterize folder name/location
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- name: "Ensuring we have a location to mount the disk to"
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file: path=/mnt/bootimg state=directory
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- name: "Mounting volume on /mnt/bootimg"
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command: mount "{{stored_value_loopback_beta.stdout}}" /mnt/bootimg
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- name: "Place grub device file map"
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template: src=templates/device.map.j2 of=/mnt/bootimg/boot/grub/device.map
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- name: "Binding /dev into /mnt/bootimg/dev"
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command: mount --bind /dev /mnt/bootimg/dev
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- name: "Make grub configuration"
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command: chroot /mnt/bootimg/ grub-mkconfig -o /boot/grub/grub.cfg
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- name: "Run the grub-install tool"
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command: grub-install --grub-mkdevicemap=/mnt/bootimg/boot/grub/grub.cfg --root-directory=/mnt/bootimg "{{stored_value_loopback_alpha.stdout}}"
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- name: "Unlink /dev/bootimg/dev"
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command: umount /dev/bootimg/dev
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- name: "Unmounting image"
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command: umount /dev/bootimg
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- name: "Detaching second loop device"
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command: losetup -d "{{stored_value_loopback_beta.stdout}}"
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- name: "Removing partition map"
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command: kpartx -v -d "{{stored_value_loopback_alpha.stdout}}"
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- name: "Detaching first loop device"
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command: losetup -d "{{stored_value_loopback_alpha.stdout}}"
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- name: "Moving image to .oldimg"
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command: mv "{{http_boot_folder}}/{{deploy_image_filename}}" "{{http_boot_folder}}/{{deploy_image_filename}}.oldimg"
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- name: "Moving new image into place"
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command: mv "{{http_boot_folder}}/{{deploy_image_filename}}.bootimg" "{{http_boot_folder}}/{{deploy_image_filename}}"
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