X-Git-Url: https://git.siccegge.de//index.cgi?a=blobdiff_plain;f=vmdebootstrap;h=80089a513c8961c70d74a9e8c9c00457088c3f1d;hb=b1de5743d48d5e67319c2084d9104ef18979bf95;hp=7f76b14a10ccb20d0f41b5a9c1d9fb5e991b025b;hpb=65d08746209539481f4f328674b4158f63313851;p=forks%2Fvmdebootstrap.git

diff --git a/vmdebootstrap b/vmdebootstrap
index 7f76b14..80089a5 100755
--- a/vmdebootstrap
+++ b/vmdebootstrap
@@ -33,7 +33,9 @@ __version__ = '0.3'
 class VmDebootstrap(cliapp.Application):
 
     def add_settings(self):
-        default_arch = 'amd64'
+        default_arch = self.runcmd(
+            ["dpkg", "--print-architecture"],
+            ignore_fail=False).strip()
 
         self.settings.boolean(['verbose'], 'report what is going on')
         self.settings.string(['image'], 'put created disk image in FILE',
@@ -109,6 +111,11 @@ class VmDebootstrap(cliapp.Application):
         self.settings.boolean(['configure-apt'],
                               'Create an apt source based on the distribution '
                               'and mirror selected.')
+        self.settings.boolean(['mbr'],
+                              'Run install-mbr (no longer done by default)')
+        self.settings.boolean(['grub'],
+                              'Install and configure grub2 - disables '
+                              'extlinux.')
 
     def process_args(self, args):
         if not self.settings['image'] and not self.settings['tarball']:
@@ -130,7 +137,8 @@ class VmDebootstrap(cliapp.Application):
             if self.settings['image']:
                 self.create_empty_image()
                 self.partition_image()
-                self.install_mbr()
+                if self.settings['mbr']:
+                    self.install_mbr()
                 (rootdev, bootdev) = self.setup_kpartx()
                 self.mkfs(rootdev, type=roottype)
                 rootdir = self.mount(rootdev)
@@ -154,10 +162,13 @@ class VmDebootstrap(cliapp.Application):
             self.create_users(rootdir)
             self.remove_udev_persistent_rules(rootdir)
             self.setup_networking(rootdir)
-            self.configure_apt(rootdir)
+            if self.settings['configure-apt']:
+                self.configure_apt(rootdir)
             self.customize(rootdir)
             if self.settings['image']:
-                if self.settings['extlinux']:
+                if self.settings['grub']:
+                    self.install_grub2(rootdev, rootdir)
+                elif self.settings['extlinux']:
                     self.install_extlinux(rootdev, rootdir)
                 self.append_serial_console(rootdir)
                 self.optimize_image(rootdir)
@@ -242,8 +253,9 @@ class VmDebootstrap(cliapp.Application):
                      'set', '1', 'boot', 'on'])
 
     def install_mbr(self):
-        self.message('Installing MBR')
-        self.runcmd(['install-mbr', self.settings['image']])
+        if os.path.exists("/sbin/install-mbr"):
+            self.message('Installing MBR')
+            self.runcmd(['install-mbr', self.settings['image']])
 
     def setup_kpartx(self):
         out = self.runcmd(['kpartx', '-avs', self.settings['image']])
@@ -277,6 +289,9 @@ class VmDebootstrap(cliapp.Application):
         else:
             necessary_packages = ['acpid']
 
+        if self.settings['grub']:
+            necessary_packages.append('grub2')
+
         include = self.settings['package']
 
         if not self.settings['no-kernel']:
@@ -439,7 +454,30 @@ class VmDebootstrap(cliapp.Application):
             with open(inittab, 'a') as f:
                 f.write('\nS0:23:respawn:%s\n' % serial_command)
 
+    def install_grub2(self, rootdev, rootdir):
+        self.message("Configuring grub2")
+        # rely on kpartx using consistent naming to map loop0p1 to loop0
+        install_dev = os.path.join('/dev', os.path.basename(rootdev)[:-2])
+        self.runcmd(['mount', '/dev', '-t', 'devfs', '-obind',
+                    '%s' % os.path.join(rootdir, 'dev')])
+        self.runcmd(['mount', '/proc', '-t', 'proc', '-obind',
+                    '%s' % os.path.join(rootdir, 'proc')])
+        self.runcmd(['mount', '/sys', '-t', 'sysfs', '-obind',
+                    '%s' % os.path.join(rootdir, 'sys')])
+        try:
+            self.runcmd(['chroot', rootdir, 'update-grub'])
+            self.runcmd(['chroot', rootdir, 'grub-install', install_dev])
+        except cliapp.AppException as e:
+            self.message("Failed to configure grub2. Using extlinux.")
+        self.runcmd(['umount', os.path.join(rootdir, 'sys')])
+        self.runcmd(['umount', os.path.join(rootdir, 'proc')])
+        self.runcmd(['umount', os.path.join(rootdir, 'dev')])
+        self.install_extlinux(rootdev, rootdir)
+
     def install_extlinux(self, rootdev, rootdir):
+        if not os.path.exists("/usr/bin/extlinux"):
+            self.message("extlinux not installed, skipping.")
+            return
         self.message('Installing extlinux')
 
         def find(pattern):
@@ -554,9 +592,9 @@ append initrd=%(initrd)s root=UUID=%(uuid)s ro %(kserial)s
         logging.debug('configure apt %s' % conf)
         f = open(conf, 'w')
         f.write('''
-        deb %(mirror)s %(distribution)s main
-        #deb-src %(mirror)s %(distribution)s main
-        ''' % {
+deb %(mirror)s %(distribution)s main
+#deb-src %(mirror)s %(distribution)s main
+''' % {
             'mirror': self.settings['mirror'],
             'distribution': self.settings['distribution']
         })