Signed-off-by: Cleber Rosa <cr...@redhat.com>
---
client/tools/boottool.py | 154 ++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 154 insertions(+)
diff --git a/client/tools/boottool.py b/client/tools/boottool.py
index 5f5db67..d50553d 100755
--- a/client/tools/boottool.py
+++ b/client/tools/boottool.py
@@ -488,6 +488,149 @@ def parse_entry(entry_str, separator='='):
return entry
+def detect_distro_type():
+ '''
+ Simple distro detection based on release/version files
+ '''
+ if os.path.exists('/etc/redhat-release'):
+ return 'redhat'
+ elif os.path.exists('/etc/debian_version'):
+ return 'debian'
+ else:
+ return None
+
+
+class DebianBuildDeps(object):
+ '''
+ Checks and install grubby build dependencies on Debian (like) systems
+
+ Tested on:
+ * Debian Squeeze (6.0)
+ * Ubuntu 12.04 LTS
+ '''
+
+
+ PKGS = ['gcc', 'make', 'libpopt-dev', 'libblkid-dev']
+
+
+ def check(self):
+ '''
+ Checks if necessary packages are already installed
+ '''
+ result = True
+ for p in self.PKGS:
+ args = ['dpkg-query', '--show', '--showformat=${Status}', p]
+ output = subprocess.Popen(args, shell=False,
+ stdin=subprocess.PIPE,
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE,
+ close_fds=True).stdout.read()
+ if not output == 'install ok installed':
+ result = False
+ return result
+
+
+ def install(self):
+ '''
+ Attempt to install the build dependencies via a package manager
+ '''
+ if self.check():
+ return True
+ else:
+ try:
+ args = ['apt-get', 'update', '-qq']
+ subprocess.call(args,
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE)
+
+ args = ['apt-get', 'install', '-qq'] + self.PKGS
+ subprocess.call(args,
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE)
+ except OSError:
+ pass
+ return self.check()
+
+
+class RPMBuildDeps(object):
+ '''
+ Base class for RPM based systems
+ '''
+ def check(self):
+ '''
+ Checks if necessary packages are already installed
+ '''
+ result = True
+ for p in self.PKGS:
+ args = ['rpm', '-q', '--qf=%{NAME}', p]
+ output = subprocess.Popen(args, shell=False,
+ stdin=subprocess.PIPE,
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE,
+ close_fds=True).stdout.read()
+ if not output.startswith(p):
+ result = False
+
+ return result
+
+
+class RedHatBuildDeps(RPMBuildDeps):
+ '''
+ Checks and install grubby build dependencies on RedHat (like) systems
+
+ Tested on:
+ * Fedora 17
+ * RHEL 5
+ * RHEL 6
+ '''
+
+
+ PKGS = ['gcc', 'make']
+ REDHAT_RELEASE_RE = re.compile('.*\srelease\s(\d)\.(\d)\s.*')
+
+
+ def __init__(self):
+ '''
+ Initializes a new dep installer, taking into account RHEL version
+ '''
+ match =
self.REDHAT_RELEASE_RE.match(open('/etc/redhat-release').read())
+ if match:
+ major, minor = match.groups()
+ if int(major) <= 5:
+ self.PKGS += ['popt', 'e2fsprogs-devel']
+ else:
+ self.PKGS += ['popt-devel', 'libblkid-devel']
+
+
+ def install(self):
+ '''
+ Attempt to install the build dependencies via a package manager
+ '''
+ if self.check():
+ return True
+ else:
+ try:
+ args = ['yum', 'install', '-q', '-y'] + self.PKGS
+
+ # This is an extra safety step, to install the needed header
+ # in case the blkid headers package could not be detected
+ args += ['/usr/include/popt.h',
+ '/usr/include/blkid/blkid.h']
+
+ result = subprocess.call(args,
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE)
+ except OSError:
+ pass
+ return self.check()
+
+
+DISTRO_DEPS_MAPPING = {
+ 'debian' : DebianBuildDeps,
+ 'redhat' : RedHatBuildDeps
+ }
+
+
def install_grubby_if_necessary(path=None):
'''
Installs grubby if it's necessary on this system
@@ -1329,6 +1472,17 @@ class Grubby(object):
topdir = tempfile.mkdtemp()
+ deps_klass = DISTRO_DEPS_MAPPING.get(detect_distro_type(), None)
+ if deps_klass is not None:
+ deps = deps_klass()
+ if not deps.check():
+ self.log.warn('Installing distro build deps for grubby. This '
+ 'may take a while, depending on bandwidth and '
+ 'actual number of packages to install')
+ if not deps.install():
+ self.log.error('Failed to install distro build deps for '
+ 'grubby')
+
tarball = self.grubby_install_fetch_tarball(topdir)
if tarball is None:
raise GrubbyInstallException('Failed to fetch grubby tarball')
--
1.7.10.4
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