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Factor DHCPCD installation out into separate task

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This commit is contained in:
Anders Ingemann 2015-07-30 09:40:01 +02:00
parent a5e2a34ecc
commit 9a58277619
3 changed files with 21 additions and 16 deletions
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7
bootstrapvz/providers/ec2/__init__.py
View file

@ -65,7 +65,6 @@ def resolve_tasks(taskset, manifest):
boot.BlackListModules,
boot.DisableGetTTYs,
tasks.network.EnableDHCPCDDNS,
initd.AddExpandRoot,
initd.RemoveHWClock,
initd.InstallInitScripts,
@ -73,6 +72,12 @@ def resolve_tasks(taskset, manifest):
tasks.ami.RegisterAMI,
])
from bootstrapvz.common.releases import wheezy
if manifest.release <= wheezy:
# The default DHCP client `isc-dhcp' doesn't work properly on wheezy and earlier
taskset.add(tasks.network.InstallDHCPCD)
taskset.add(tasks.network.EnableDHCPCDDNS)
if manifest.provider.get('install_init_scripts', True):
taskset.add(tasks.initd.AddEC2InitScripts)

22
bootstrapvz/providers/ec2/tasks/network.py
View file

@ -4,19 +4,27 @@ from bootstrapvz.common.tasks import kernel
import os.path
class InstallDHCPCD(Task):
description = 'Replacing isc-dhcp with dhcpcd'
phase = phases.preparation
@classmethod
def run(cls, info):
# isc-dhcp-client before jessie doesn't work properly with ec2
info.packages.add('dhcpcd')
info.exclude_packages.add('isc-dhcp-client')
info.exclude_packages.add('isc-dhcp-common')
class EnableDHCPCDDNS(Task):
description = 'Configuring the DHCP client to set the nameservers'
phase = phases.system_modification
@classmethod
def run(cls, info):
# The dhcp client that ships with debian sets the DNS servers per default.
# For dhcpcd in Wheezy and earlier we need to configure it to do that.
from bootstrapvz.common.releases import wheezy
if info.manifest.release <= wheezy:
from bootstrapvz.common.tools import sed_i
dhcpcd = os.path.join(info.root, 'etc/default/dhcpcd')
sed_i(dhcpcd, '^#*SET_DNS=.*', 'SET_DNS=\'yes\'')
from bootstrapvz.common.tools import sed_i
dhcpcd = os.path.join(info.root, 'etc/default/dhcpcd')
sed_i(dhcpcd, '^#*SET_DNS=.*', 'SET_DNS=\'yes\'')
class AddBuildEssentialPackage(Task):

8
bootstrapvz/providers/ec2/tasks/packages.py
View file

@ -9,14 +9,6 @@ class DefaultPackages(Task):
@classmethod
def run(cls, info):
info.packages.add('file') # Needed for the init scripts
# isc-dhcp-client before jessie doesn't work properly with ec2
from bootstrapvz.common.releases import jessie
if info.manifest.release < jessie:
info.packages.add('dhcpcd')
info.exclude_packages.add('isc-dhcp-client')
info.exclude_packages.add('isc-dhcp-common')
import os.path
kernel_packages_path = os.path.join(os.path.dirname(__file__), 'packages-kernels.yml')
from bootstrapvz.common.tools import config_get