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path: root/patches/fuel-agent/0001-Use-qemu-debootstrap-for-image-creation.patch
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From: Stanislaw Kardach <stanislaw.kardach@caviumnetworks.com>
Date: Thu, 25 Feb 2016 13:38:14 +0100
Subject: [PATCH] Use qemu-debootstrap for image creation

This commit adds qemu-debootstrap support and a command line argument
`target_arch` which can be used for choosing the architecture to build
the image for. The architecture detection from environment settings is
not yet implemented.
---
 .../fuel_bootstrap_cli/fuel_bootstrap/commands/build.py     |  8 ++++++++
 .../fuel_bootstrap/utils/bootstrap_image.py                 |  3 ++-
 debian/control                                              |  2 ++
 fuel_agent/manager.py                                       | 13 ++++++++++++-
 fuel_agent/tests/test_build_utils.py                        |  4 ++--
 fuel_agent/utils/build.py                                   |  2 +-
 specs/fuel-agent.spec                                       |  2 ++
 7 files changed, 29 insertions(+), 5 deletions(-)

diff --git a/contrib/fuel_bootstrap/fuel_bootstrap_cli/fuel_bootstrap/commands/build.py b/contrib/fuel_bootstrap/fuel_bootstrap_cli/fuel_bootstrap/commands/build.py
index ca2d3e1..b0d410d 100644
--- a/contrib/fuel_bootstrap/fuel_bootstrap_cli/fuel_bootstrap/commands/build.py
+++ b/contrib/fuel_bootstrap/fuel_bootstrap_cli/fuel_bootstrap/commands/build.py
@@ -166,6 +166,14 @@ class BuildCommand(command.Command):
                  " files",
             action='append'
         )
+        parser.add_argument(
+            '--target_arch',
+            type=str,
+            choices=['arm64', 'amd64'],
+            help="Choose the target architecture for which image is built",
+            default="amd64"
+        )
+
         return parser
 
     def take_action(self, parsed_args):
diff --git a/contrib/fuel_bootstrap/fuel_bootstrap_cli/fuel_bootstrap/utils/bootstrap_image.py b/contrib/fuel_bootstrap/fuel_bootstrap_cli/fuel_bootstrap/utils/bootstrap_image.py
index 0219961..1387cf9 100644
--- a/contrib/fuel_bootstrap/fuel_bootstrap_cli/fuel_bootstrap/utils/bootstrap_image.py
+++ b/contrib/fuel_bootstrap/fuel_bootstrap_cli/fuel_bootstrap/utils/bootstrap_image.py
@@ -172,7 +172,8 @@ def make_bootstrap(data):
 
     LOG.info("Try to build image with data:\n%s", yaml.safe_dump(bootdata))
 
-    opts = ['--data_driver', 'bootstrap_build_image']
+    opts = ['--data_driver', 'bootstrap_build_image',
+            '--target_arch', data['target_arch']]
     if data.get('image_build_dir'):
         opts.extend(['--image_build_dir', data['image_build_dir']])
 
diff --git a/debian/control b/debian/control
index 0a6f947..189dc00 100644
--- a/debian/control
+++ b/debian/control
@@ -36,6 +36,8 @@ Pre-Depends: dpkg (>= 1.15.6~)
 Depends: bzip2,
          cloud-utils,
 	 debootstrap,
+	 qemu-user-static,
+	 binfmt-support,
 	 dmidecode,
 	 ethtool,
 	 gdisk,
diff --git a/fuel_agent/manager.py b/fuel_agent/manager.py
index 15cc5d8..f613aef 100644
--- a/fuel_agent/manager.py
+++ b/fuel_agent/manager.py
@@ -18,6 +18,7 @@ import shutil
 import signal
 
 from oslo_config import cfg
+from oslo_config import types
 import six
 import yaml
 
@@ -33,6 +34,8 @@ from fuel_agent.utils import md as mu
 from fuel_agent.utils import partition as pu
 from fuel_agent.utils import utils
 
+ArchType = types.String(choices=['amd64', 'arm64'])
+
 opts = [
     cfg.StrOpt(
         'nc_template_path',
@@ -153,6 +156,13 @@ cli_opts = [
         default='/tmp',
         help='Directory where the image is supposed to be built',
     ),
+    cfg.Opt(
+        'target_arch',
+        default='amd64',
+        type=ArchType,
+        help='Architecture for which image will be built using '
+             'debootstrap',
+    ),
 ]
 
 CONF = cfg.CONF
@@ -551,7 +561,8 @@ class Manager(object):
         LOG.debug('Preventing services from being get started')
         bu.suppress_services_start(chroot)
         LOG.debug('Installing base operating system using debootstrap')
-        bu.run_debootstrap(uri=uri, suite=suite, chroot=chroot,
+        bu.run_debootstrap(uri=uri, suite=suite, arch=CONF.target_arch,
+                           chroot=chroot,
                            attempts=CONF.fetch_packages_attempts,
                            proxies=proxies.proxies,
                            direct_repo_addr=proxies.direct_repo_addr_list)
diff --git a/fuel_agent/tests/test_build_utils.py b/fuel_agent/tests/test_build_utils.py
index 82c3462..ac5ae82 100644
--- a/fuel_agent/tests/test_build_utils.py
+++ b/fuel_agent/tests/test_build_utils.py
@@ -42,7 +42,7 @@ class BuildUtilsTestCase(unittest2.TestCase):
     def test_run_debootstrap(self, mock_exec, mock_environ):
         bu.run_debootstrap('uri', 'suite', 'chroot', 'arch', attempts=2)
         mock_exec.assert_called_once_with(
-            'debootstrap', '--include={0}'
+            'qemu-debootstrap', '--include={0}'
             .format(','.join(bu.ADDITIONAL_DEBOOTSTRAP_PACKAGES)),
             '--verbose', '--no-check-gpg', '--arch=arch',
             'suite', 'chroot', 'uri', attempts=2, env_variables={})
@@ -53,7 +53,7 @@ class BuildUtilsTestCase(unittest2.TestCase):
         bu.run_debootstrap('uri', 'suite', 'chroot', 'arch', eatmydata=True,
                            attempts=2)
         mock_exec.assert_called_once_with(
-            'debootstrap', '--include={0}'
+            'qemu-debootstrap', '--include={0}'
             .format(','.join(bu.ADDITIONAL_DEBOOTSTRAP_PACKAGES)),
             '--verbose', '--no-check-gpg', '--arch=arch',
             '--include=eatmydata', 'suite',
diff --git a/fuel_agent/utils/build.py b/fuel_agent/utils/build.py
index 7247965..af41b2b 100644
--- a/fuel_agent/utils/build.py
+++ b/fuel_agent/utils/build.py
@@ -80,7 +80,7 @@ def run_debootstrap(uri, suite, chroot, arch='amd64', eatmydata=False,
         env_vars['no_proxy'] = ','.join(direct_repo_addr)
         LOG.debug('Setting no_proxy for: {0}'.format(env_vars['no_proxy']))
 
-    cmds = ['debootstrap',
+    cmds = ['qemu-debootstrap',
             '--include={0}'.format(",".join(ADDITIONAL_DEBOOTSTRAP_PACKAGES)),
             '--verbose', '--no-check-gpg',
             '--arch={0}'.format(arch)]
diff --git a/specs/fuel-agent.spec b/specs/fuel-agent.spec
index 5c37600..a43f693 100644
--- a/specs/fuel-agent.spec
+++ b/specs/fuel-agent.spec
@@ -50,6 +50,8 @@ Requires:    xfsprogs
 Requires:    pciutils
 Requires:    ethtool
 Requires:    debootstrap
+Requires:    dpkg
+Requires:    qemu-user-static
 Requires:    xz
 Requires:    coreutils
 Requires:    psmisc