KVM SR: Fix virtual-hard-drive-md5sum parameter.

parent d66ea6d3
......@@ -18,7 +18,7 @@ nbd_list = (('%(nbd-host)s', %(nbd-port)s), ('%(nbd2-host)s', %(nbd2-port)s))
default_disk_image = '%(default-disk-image)s'
disk_path = '%(disk-path)s'
virtual_hard_drive_url = '%(virtual-hard-drive-url)s'.strip()
virtual_hard_drive_md5_url = '%(virtual-hard-drive-md5-url)s'.strip()
virtual_hard_drive_md5sum = '%(virtual-hard-drive-md5sum)s'.strip()
nat_rules = '%(nat-rules)s'.strip()
use_tap = '%(use-tap)s'
tap_interface = '%(tap-interface)s'
......@@ -59,18 +59,27 @@ def getSocketStatus(host, port):
# Download existing hard drive if needed at first boot
if not os.path.exists(disk_path) and virtual_hard_drive_url != '':
print('Downloading virtual hard drive...')
urllib.urlretrieve(virtual_hard_drive_url, disk_path)
local_md5sum = md5Checksum(disk_path)
md5sum = urllib.urlopen(virtual_hard_drive_md5_url).read().strip()
if local_md5sum != md5sum:
os.remove(disk_path)
raise Exception('MD5 mismatch.')
md5sum = virtual_hard_drive_md5sum.strip()
if md5sum:
print('Checking MD5 checksum...')
local_md5sum = md5Checksum(disk_path)
if local_md5sum != md5sum:
os.remove(disk_path)
raise Exception('MD5 mismatch. MD5 of local file is %%s, Specified MD5 is %%s.' %% (
local_md5sum, md5sum))
print('MD5sum check passed.')
else:
print('Warning: not checksum specified.')
# Create disk if doesn't exist
# XXX: move to Buildout profile
if not os.path.exists(disk_path):
print('Creating virtual hard drive...')
subprocess.Popen([qemu_img_path, 'create' ,'-f', 'qcow2',
disk_path, '%%sG' %% disk_size])
print('Done.')
# Generate network parameters
# XXX: use_tap should be a boolean
......
......@@ -73,6 +73,12 @@
"format": "uri",
"type": "string",
},
"virtual-hard-drive-md5sum": {
"title": "Checksum of virtual hard drive",
"description": "MD5 checksum of virtual hard drive, used if virtual-hard-drive-url is specified.",
"type": "string",
},
virtual-hard-drive-md5sum
"use-tap": {
"title": "Use QEMU TAP network interface",
......
......@@ -88,7 +88,7 @@ nat-rules = $${slap-parameter:nat-rules}
6tunnel-wrapper-path = $${directory:services}/6tunnel
virtual-hard-drive-url = $${slap-parameter:virtual-hard-drive-url}
virtual-hard-drive-md5-url = $${slap-parameter:virtual-hard-drive-md5-url}
virtual-hard-drive-md5sum = $${slap-parameter:virtual-hard-drive-md5sum}
shell-path = ${dash:location}/bin/dash
qemu-path = ${kvm:location}/bin/qemu-system-x86_64
......@@ -243,4 +243,4 @@ nat-rules = 22 80 443
use-tap = False
virtual-hard-drive-url =
virtual-hard-drive-md5-url =
virtual-hard-drive-md5sum =
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