RHEL6: Add debug level upgrade script

2 files changed, 101 insertions, 0 deletions

diff --git a/src/config/setup.py b/src/config/setup.py
index 16cc54070..331c7d75f 100644
--- a/src/config/setup.py
+++ b/src/config/setup.py
@@ -32,5 +32,6 @@ setup(
     'SSSDConfig',
     'ipachangeconf',
     'sssd_upgrade_config',
+    'sssd_update_debug_levels',
     ],
 )
diff --git a/src/config/sssd_update_debug_levels.py b/src/config/sssd_update_debug_levels.py
new file mode 100644
index 000000000..a9462625f
--- /dev/null
+++ b/src/config/sssd_update_debug_levels.py
@@ -0,0 +1,100 @@
+import os
+import sys
+import shutil
+import traceback
+from optparse import OptionParser
+import SSSDConfig
+
+
+# Older versions of SSSD (1.5 and earlier) would take a debug_level
+# value set in the [sssd] section as authoritative for all other
+# sections where not explicitly overridden. We changed this so that
+# all sections need to set it if they want debug logs set.
+# This script can be run to make the new version continue to produce
+# the same logs as the old versions did, by explicitly adding
+# debug_level to all domains and services that did not have it set
+# already.
+
+def parse_options():
+    parser = OptionParser()
+    parser.add_option("", "--no-backup", action="store_false",
+                      dest="backup", default=True,
+                      help="""Do not provide backup file after conversion.
+The script copies the original file with the suffix .bak.<timestamp>
+by default""")
+    parser.add_option("-v", "--verbose", action="store_true",
+                      dest="verbose", default=False,
+                      help="Be verbose")
+    (options, args) = parser.parse_args()
+    if len(args) > 0:
+        print >>sys.stderr, "Stray arguments: %s" % ' '.join([a for a in args])
+        return None
+
+    return options
+
+def verbose(msg, verbosity):
+    if verbosity:
+        print msg
+
+def main():
+    options = parse_options()
+    if not options:
+        print >> sys.stderr, "Cannot parse options"
+        return 1
+
+    # Import the current config file
+    try:
+        sssdconfig = SSSDConfig.SSSDConfig()
+        sssdconfig.import_config()
+
+    except Exception, e:
+        print "Error: %s" % e
+        verbose(traceback.format_exc(), options.verbose)
+        return 2
+
+    # Check the [sssd] section for debug_level
+    sssd_service = sssdconfig.get_service('sssd')
+
+    if not 'debug_level' in sssd_service.options.keys():
+        # Nothing to do, just return success
+        verbose("No changes required, no backup necessary",
+                options.verbose)
+        return 0
+
+    debug_level = sssd_service.options['debug_level']
+    verbose("Setting all sections to debug_level = %d" % debug_level,
+            options.verbose)
+
+    # Loop through services
+    for service in sssdconfig.list_services():
+        svc = sssdconfig.get_service(service)
+        if not 'debug_level' in svc.options.keys():
+            # Not explicitly set, so add it
+            svc.set_option('debug_level', debug_level)
+            sssdconfig.save_service(svc)
+
+    # Loop through domains (active AND inactive)
+    for domain in sssdconfig.list_domains():
+        dom = sssdconfig.get_domain(domain)
+        if not 'debug_level' in dom.options.keys():
+            # Not explicitly set, so add it
+            dom.set_option('debug_level', debug_level)
+            sssdconfig.save_domain(dom)
+
+    # Save the original file
+    if options.backup:
+        import datetime
+        currenttime = datetime.datetime.utcnow()
+        newfile = "/etc/sssd/sssd.conf.bak.%s" % currenttime.isoformat()
+        verbose("Backing up existing configuration to %s" % newfile,
+                options.verbose)
+        shutil.copy2("/etc/sssd/sssd.conf", newfile)
+
+    # Save the changes
+    sssdconfig.write()
+
+if __name__ == "__main__":
+    ret = main()
+    sys.exit(ret)
+else:
+    raise ImportError