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Lisa Casino
slapos
Commits
d1403e75
Commit
d1403e75
authored
Mar 18, 2015
by
Alain Takoudjou
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allow kvm recipe to create additionnal disk in a mounted data folder
parent
00e07d7e
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5 changed files
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58 additions
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5 deletions
+58
-5
slapos/recipe/kvm/template/kvm_run.in
slapos/recipe/kvm/template/kvm_run.in
+31
-0
software/kvm/common.cfg
software/kvm/common.cfg
+3
-3
software/kvm/instance-kvm-cluster.cfg.jinja2.in
software/kvm/instance-kvm-cluster.cfg.jinja2.in
+4
-0
software/kvm/instance-kvm.cfg.jinja2
software/kvm/instance-kvm.cfg.jinja2
+11
-2
software/kvm/instance.cfg.in
software/kvm/instance.cfg.in
+9
-0
No files found.
slapos/recipe/kvm/template/kvm_run.in
View file @
d1403e75
...
...
@@ -32,6 +32,15 @@ tap_mac_address = '%(tap-mac-address)s'
smp_count = '%(smp-count)s'
ram_size = '%(ram-size)s'
pid_file_path = '%(pid-file-path)s'
external_disk_number = %(external-disk-number)s
external_disk_size = '%(external-disk-size)s'
disk_storage_dict = {}
disk_storage_list = """%(disk-storage-list)s""".split('\n')
for storage in disk_storage_list:
if storage:
key, val = storage.split(' ')
disk_storage_dict[key.strip()] = val.strip()
map_storage_list = ['data%%r' %% (i + 1) for i in range(0, len(disk_storage_dict))]
def md5Checksum(file_path):
with open(file_path, 'rb') as fh:
...
...
@@ -98,6 +107,25 @@ if not os.path.exists(disk_path):
disk_path, '%%sG' %% disk_size])
print('Done.')
# Check and create external disk
additional_disk_list = []
if disk_storage_dict:
if int(external_disk_number) > 0:
index = 0
while (index < len(disk_storage_dict)) and (index < external_disk_number):
path = disk_storage_dict[map_storage_list[index]]
if os.path.exists(path):
disk_filepath = os.path.join(path, 'kvm_virtual_disk.qcow2')
if not os.path.exists(disk_filepath):
print('Creating one additional virtual hard drive...')
subprocess.Popen([qemu_img_path, 'create' ,'-f', 'qcow2',
disk_filepath, '%%sG' %% external_disk_size])
additional_disk_list.append(disk_filepath)
else:
print('Data folder %%s was not used to create external disk %%r' %% (index +1))
index += 1
# Generate network parameters
# XXX: use_tap should be a boolean
tap_network_parameter = []
...
...
@@ -130,6 +158,9 @@ if tap_network_parameter == [] and nat_network_parameter == []:
else:
kvm_argument_list += nat_network_parameter + tap_network_parameter
for disk in additional_disk_list:
kvm_argument_list.extend([
'-drive', 'file=%%s,if=%%s' %% (disk, disk_type)])
# Try to connect to NBD server (and second nbd if defined).
# If not available, don't even specify it in qemu command line parameters.
# Reason: if qemu starts with unavailable NBD drive, it will just crash.
...
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software/kvm/common.cfg
View file @
d1403e75
...
...
@@ -85,7 +85,7 @@ command =
[template]
recipe = slapos.recipe.template
url = ${:_profile_base_location_}/instance.cfg.in
md5sum =
5fdeb07b7baaf0dfa9219f0d6ba1b140
md5sum =
d2413a9d4978092e939418748585bbb3
output = ${buildout:directory}/template.cfg
mode = 0644
...
...
@@ -93,7 +93,7 @@ mode = 0644
recipe = hexagonit.recipe.download
url = ${:_profile_base_location_}/instance-kvm.cfg.jinja2
mode = 644
md5sum = 1
f21759827c136a65baf597952c71e9
a
md5sum = 1
0af5beb60655add4de26f7ae60e32a
a
download-only = true
on-update = true
...
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@@ -101,7 +101,7 @@ on-update = true
recipe = hexagonit.recipe.download
url = ${:_profile_base_location_}/instance-kvm-cluster.cfg.jinja2.in
mode = 644
md5sum =
0d51e71a7967ead2f88e11cc797037a4
md5sum =
214c46a9aa7605951b8a1f98572dac28
download-only = true
on-update = true
...
...
software/kvm/instance-kvm-cluster.cfg.jinja2.in
View file @
d1403e75
...
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@@ -47,6 +47,8 @@ config-use-tap = {{ dumps(kvm_parameter_dict.get('use-tap', False)) }}
config-virtual-hard-drive-url = {{ dumps(kvm_parameter_dict.get('virtual-hard-drive-url', '')) }}
config-virtual-hard-drive-md5sum = {{ dumps(kvm_parameter_dict.get('virtual-hard-drive-md5sum', '')) }}
config-virtual-hard-drive-gzipped = {{ dumps(kvm_parameter_dict.get('virtual-hard-drive-gzipped', False)) }}
config-external-disk-number = {{ dumps(kvm_parameter_dict.get('external-disk-number', 0)) }}
config-external-disk-size = {{ dumps(kvm_parameter_dict.get('external-disk-size', 20)) }}
return =
backend-url
url
...
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@@ -110,6 +112,8 @@ recipe = slapos.cookbook:publish
{% for name, value in publish_dict.items() -%}
{{ name }} = {{ value }}
{% endfor %}
{% set disk_number = len(storage_dict) -%}
1_info = It is possible to mount up to {{ disk_number }} external disk to your virtual machine. See parameter 'external-disk-number'
[buildout]
parts = publish
...
...
software/kvm/instance-kvm.cfg.jinja2
View file @
d1403e75
...
...
@@ -103,6 +103,12 @@ qemu-path = {{ qemu_executable_location }}
qemu-img-path = {{ qemu_img_executable_location }}
6tunnel-path = {{ sixtunnel_executable_location }}
disk-storage-list =
{% for key, path in storage_dict.items() -%}
{{ ' ' ~ key ~ ' ' ~ path }}
{% endfor -%}
external-disk-number = ${slap-parameter:external-disk-number}
external-disk-size = ${slap-parameter:external-disk-size}
[kvm-vnc-promise]
recipe = slapos.cookbook:check_port_listening
...
...
@@ -244,8 +250,8 @@ nat-rule-url-{{port}} = [${slap-network-information:global-ipv6}]:{{external_por
{% endif -%}
{% endfor -%}
{% endif -%}
{% if slapparameter_dict.get('use-tap', 'False') == 'True' -%}
1_info =
If IPv4 address is provided for your VM, use this sample configuration to configure your VM interface
.
{% if slapparameter_dict.get('use-tap', 'False') == 'True'
and tap_network_dict.has_key('ipv4')
-%}
1_info =
Use these configurations below to configure interface {{ iface }} in your VM
.
2_info = ifconfig {{ iface }} ${slap-network-information:tap-ipv4} netmask ${slap-network-information:tap-netmask}
3_info = route add -host ${slap-network-information:tap-gateway} dev {{ iface }}
4_info = route add -net ${slap-network-information:tap-network} netmask ${slap-network-information:tap-netmask} gw ${slap-network-information:tap-gateway}
...
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@@ -276,3 +282,6 @@ use-tap = False
virtual-hard-drive-url =
virtual-hard-drive-md5sum =
virtual-hard-drive-gzipped = False
external-disk-number = 0
external-disk-size = 20
software/kvm/instance.cfg.in
View file @
d1403e75
...
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@@ -23,6 +23,10 @@ test = $${dynamic-template-kvm-resilient-test:rendered}
frozen = ${instance-frozen:output}
pull-backup = ${template-pull-backup:output}
# XXX - If this configuration is not generated by slapgrid, use empty values
[storage-configuration]
storage-home =
[slap-configuration]
recipe = slapos.cookbook:slapconfiguration.serialised
computer = $${slap-connection:computer-id}
...
...
@@ -30,6 +34,7 @@ partition = $${slap-connection:partition-id}
url = $${slap-connection:server-url}
key = $${slap-connection:key-file}
cert = $${slap-connection:cert-file}
storage-home = $${storage-configuration:storage-home}
[jinja2-template-base]
recipe = slapos.recipe.template:jinja2
...
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@@ -42,6 +47,8 @@ context =
key eggs_directory buildout:eggs-directory
key ipv4 slap-configuration:ipv4
key ipv6 slap-configuration:ipv6
key tap_network_dict slap-configuration:tap-network-information-dict
key storage_dict slap-configuration:storage-dict
key slapparameter_dict slap-configuration:configuration
key computer_id slap-configuration:computer
$${:extra-context}
...
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@@ -64,6 +71,8 @@ context =
key develop_eggs_directory buildout:develop-eggs-directory
key eggs_directory buildout:eggs-directory
key slapparameter_dict slap-configuration:configuration
key storage_dict slap-configuration:storage-dict
key tap_network_dict slap-configuration:tap-network-information-dict
raw curl_executable_location ${curl:location}/bin/curl
raw dash_executable_location ${dash:location}/bin/dash
raw dcron_executable_location ${dcron:location}/sbin/crond
...
...
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