From bf07e2d69a7489f8a5d2b757935821328a0cac39 Mon Sep 17 00:00:00 2001
From: Narayan Desai <desai@mcs.anl.gov>
Date: Mon, 2 Aug 2004 18:25:00 +0000
Subject: fix dryrun mode in some cases

2004/08/02 13:03:59-05:00 anl.gov!desai

(Logical change 1.24)


git-svn-id: https://svn.mcs.anl.gov/repos/bcfg/trunk/bcfg2@116 ce84e21b-d406-0410-9b95-82705330c041
---
 client/Debian.py | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)

diff --git a/client/Debian.py b/client/Debian.py
index e69de29bb..e5e1c3bab 100644
--- a/client/Debian.py
+++ b/client/Debian.py
@@ -0,0 +1,108 @@
+# This is the bcfg2 support for debian
+# $Id $
+from glob import glob
+from os import environ, stat, system
+from popen2 import Popen4
+from string import split
+from sys import argv
+
+import apt_pkg
+
+from Toolset import Toolset
+
+def Detect():
+    try:
+        stat('/etc/debian_version')
+        return True
+    except OSError:
+        return False
+
+class Debian(Toolset):
+    __important__ = ["/etc/apt/sources.list", "/var/cache/debconf/config.dat", \
+                     "/var/cache/debconf/templates.dat"]
+
+    def __init__(self, cfg, setup):
+        Toolset.__init__(self, cfg, setup)
+        #system("dpkg --configure -a")
+        if not self.setup['build']:
+            system("dpkg-reconfigure -f noninteractive debconf")
+        system("apt-get -q=2 -y update")
+        environ["DEBIAN_FRONTEND"]='noninteractive'
+        self.Refresh()
+
+    def Refresh(self):
+        apt_pkg.init()
+        self.cache = apt_pkg.GetCache()
+        self.installed = {}
+        for pkg in self.cache.Packages:
+            if pkg.CurrentVer:
+                self.installed[pkg.Name] = pkg.CurrentVer.VerStr
+
+    def VerifyService(self, entry):
+        if entry.attrib['status'] == 'off':
+            cmd = Popen4("/usr/sbin/update-rc.d -n -f %s remove"%(entry.attrib['name']))
+            num = 1
+        else:
+            cmd = Popen4("/usr/sbin/update-rc.d -n -f %s remove"%(entry.attrib['name']))
+            num = 2
+        cstat = cmd.poll()
+        output = ''
+        while cstat == -1:
+            output += cmd.fromchild.read()
+            cstat = cmd.poll() >> 8
+        if len(filter(lambda x:x, split(output, '\n'))) > num:
+            return False
+        return True
+
+    def InstallService(self, entry):
+        if entry.attrib['status'] == 'off':
+            if self.setup['dryrun']:
+                print "Disabling service %s"%(entry.attrib['name'])
+                rc = 1
+            else:
+                rc = system("update-rc.d -f %s remove"%entry.attrib['name'])
+        else:
+            if self.setup['dryrun']:
+                print "Enabling service %s"%(entry.attrib['name'])
+                rc = 1
+            else:
+                rc = system("update-rc.d %s defaults"%(entry.attrib['name']))
+        if rc:
+            return False
+        return True
+
+    def VerifyPackage(self, entry, modlist=[]):
+        if self.installed.has_key(entry.attrib['name']):
+            if self.installed[entry.attrib['name']] == entry.attrib['version']:
+                if not self.setup['quick']:
+                    cmd = Popen4("debsums -s %s"%(entry.attrib['name']))
+                    cstat = cmd.poll()
+                    output = cmd.fromchild.read()
+                    while cstat == -1:
+                        output += cmd.fromchild.read()
+                        cstat = cmd.poll()
+                    output = filter(lambda x:x, split(output, '\n'))
+                    if [x for x in output if x not in modlist]:
+                        return False
+                return True
+        return False
+
+    def InstallPackages(self, entries):
+        for e in entries:
+            system("apt-get --reinstall -q=2 -y install %s=%s"%(e.attrib['name'],e.attrib['version']))
+
+    def InstallPackage(self, entry):
+        if self.setup['dryrun'] or self.setup['verbose']:
+            print "Installing package %s %s"%(entry.attrib['name'], entry.attrib['version'])
+            if self.setup['dryrun']:
+                return False
+        else:
+            # implement package installation here
+            return False
+
+    def GetInstalledConfigs(self):
+        # returns a list of installed config files
+        ret = []
+        for a in map(lambda x:split(open(x).read(),"\n"),glob("/var/lib/dpkg/info/*.conffiles")):
+            ret += a
+        return ret
-- 
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