X-Git-Url: https://git.adam-barratt.org.uk/?p=mirror%2Fuserdir-ldap.git;a=blobdiff_plain;f=ud-generate;h=a787dfad5df514b5f7120ac6d5e92767e32d64c0;hp=955757e9efaa9c86aedf5d52f9e253c83c251396;hb=HEAD;hpb=b73b4a9e229a805c32bf21e337e347666ec0b1a3 diff --git a/ud-generate b/ud-generate index 955757e..a787dfa 100755 --- a/ud-generate +++ b/ud-generate @@ -28,7 +28,10 @@ # along with this program; if not, write to the Free Software # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -import string, re, time, ldap, optparse, sys, os, pwd, posix, socket, base64, hashlib, shutil, errno, tarfile, grp, fcntl +from dsa_mq.connection import Connection +from dsa_mq.config import Config + +import string, re, time, ldap, optparse, sys, os, pwd, posix, socket, base64, hashlib, shutil, errno, tarfile, grp, fcntl, dbm from userdir_ldap import * from userdir_exceptions import * import UDLdap @@ -61,16 +64,23 @@ SubGroupMap = None UUID_FORMAT = '[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}' +MAX_UD_AGE = 3600*24 -EmailCheck = re.compile("^([^ <>@]+@[^ ,<>@]+)?$") +EmailCheck = re.compile("^([^ <>@]+@[^ ,<>@]+)(,\s*([^ <>@]+@[^ ,<>@]+))*$") BSMTPCheck = re.compile(".*mx 0 (master)\.debian\.org\..*",re.DOTALL) PurposeHostField = re.compile(r".*\[\[([\*\-]?[a-z0-9.\-]*)(?:\|.*)?\]\]") -IsV6Addr = re.compile("^[a-fA-F0-9:]+$") IsDebianHost = re.compile(ConfModule.dns_hostmatch) isSSHFP = re.compile("^\s*IN\s+SSHFP") DNSZone = ".debian.net" Keyrings = ConfModule.sync_keyrings.split(":") GitoliteSSHRestrictions = getattr(ConfModule, "gitolitesshrestrictions", None) +GitoliteSSHCommand = getattr(ConfModule, "gitolitesshcommand", None) +GitoliteExportHosts = re.compile(getattr(ConfModule, "gitoliteexporthosts", ".")) +MX_remap = json.loads(ConfModule.MX_remap) +use_mq = getattr(ConfModule, "use_mq", True) + +rtc_realm = getattr(ConfModule, "rtc_realm", None) +rtc_append = getattr(ConfModule, "rtc_append", None) def prettify(elem): """Return a pretty-printed XML string for the Element. @@ -155,9 +165,6 @@ def IsRetired(account): return False -#def IsGidDebian(account): -# return account['gidNumber'] == 800 - # See if this user is in the group list def IsInGroup(account, allowed, current_host): # See if the primary group is in the list @@ -172,7 +179,7 @@ def IsInGroup(account, allowed, current_host): supgroups=[] addGroups(supgroups, account['supplementaryGid'], account['uid'], current_host) for g in supgroups: - if allowed.has_key(g): + if g in allowed: return True return False @@ -301,7 +308,7 @@ def GenShadowSudo(accounts, File, untrusted, current_host): Pass = '*' if 'sudoPassword' in a: for entry in a['sudoPassword']: - Match = re.compile('^('+UUID_FORMAT+') (confirmed:[0-9a-f]{40}|unconfirmed) ([a-z0-9.,*]+) ([^ ]+)$').match(entry) + Match = re.compile('^('+UUID_FORMAT+') (confirmed:[0-9a-f]{40}|unconfirmed) ([a-z0-9.,*-]+) ([^ ]+)$').match(entry) if Match == None: continue uuid = Match.group(1) @@ -335,8 +342,10 @@ def GenShadowSudo(accounts, File, untrusted, current_host): Done(File, F, None) # Generate the sudo passwd file -def GenSSHGitolite(accounts, File): +def GenSSHGitolite(accounts, hosts, File, sshcommand=None, current_host=None): F = None + if sshcommand is None: + sshcommand = GitoliteSSHCommand try: OldMask = os.umask(0022) F = open(File + ".tmp", "w", 0600) @@ -347,12 +356,32 @@ def GenSSHGitolite(accounts, File): if not 'sshRSAAuthKey' in a: continue User = a['uid'] - prefix = GitoliteSSHRestrictions.replace('@@USER@@', User) + prefix = GitoliteSSHRestrictions + prefix = prefix.replace('@@COMMAND@@', sshcommand) + prefix = prefix.replace('@@USER@@', User) for I in a["sshRSAAuthKey"]: + if I.startswith("allowed_hosts=") and ' ' in line: + if current_host is None: + continue + machines, I = I.split('=', 1)[1].split(' ', 1) + if current_host not in machines.split(','): + continue # skip this key + if I.startswith('ssh-'): line = "%s %s"%(prefix, I) else: - line = "%s,%s"%(prefix, I) + continue # do not allow keys with other restrictions that might conflict + line = Sanitize(line) + "\n" + F.write(line) + + for dn, attrs in hosts: + if not 'sshRSAHostKey' in attrs: continue + hostname = "host-" + attrs['hostname'][0] + prefix = GitoliteSSHRestrictions + prefix = prefix.replace('@@COMMAND@@', sshcommand) + prefix = prefix.replace('@@USER@@', hostname) + for I in attrs["sshRSAHostKey"]: + line = "%s %s"%(prefix, I) line = Sanitize(line) + "\n" F.write(line) @@ -399,44 +428,49 @@ def GenWebPassword(accounts, File): Die(File, None, F) raise -# Generate the voipPassword list -def GenVoipPassword(accounts, File): +# Generate the rtcPassword list +def GenRtcPassword(accounts, File): F = None try: OldMask = os.umask(0077) F = open(File, "w", 0600) os.umask(OldMask) - root = Element('include') - for a in accounts: - if not 'voipPassword' in a: continue + if a.is_guest_account(): continue + if not 'rtcPassword' in a: continue if not a.pw_active(): continue - Pass = str(a['voipPassword']) - user = Element('user') - user.attrib['id'] = "%s" % (a['uid']) - root.append(user) - params = Element('params') - user.append(params) - param = Element('param') - params.append(param) - param.attrib['name'] = "a1-hash" - param.attrib['value'] = "%s" % (Pass) - variables = Element('variables') - user.append(variables) - variable = Element('variable') - variable.attrib['name'] = "toll_allow" - variable.attrib['value'] = "domestic,international,local" - variables.append(variable) - - F.write("%s" % (prettify(root))) + Line = "%s%s:%s:%s:AUTHORIZED" % (a['uid'], rtc_append, str(a['rtcPassword']), rtc_realm) + Line = Sanitize(Line) + "\n" + F.write("%s" % (Line)) + + except: + Die(File, None, F) + raise + +# Generate the TOTP auth file +def GenTOTPSeed(accounts, File): + F = None + try: + OldMask = os.umask(0077) + F = open(File, "w", 0600) + os.umask(OldMask) + F.write("# Option User Prefix Seed\n") + for a in accounts: + if a.is_guest_account(): continue + if not 'totpSeed' in a: continue + if not a.pw_active(): continue + Line = "HOTP/T30/6 %s - %s" % (a['uid'], a['totpSeed']) + Line = Sanitize(Line) + "\n" + F.write("%s" % (Line)) except: Die(File, None, F) raise + def GenSSHtarballs(global_dir, userlist, ssh_userkeys, grouprevmap, target, current_host): OldMask = os.umask(0077) tf = tarfile.open(name=os.path.join(global_dir, 'ssh-keys-%s.tar.gz' % current_host), mode='w:gz') @@ -634,6 +668,34 @@ def GenCDB(accounts, File, key): if Fdb.close() != None: raise "cdbmake gave an error" +def GenDBM(accounts, File, key): + Fdb = None + OldMask = os.umask(0022) + fn = os.path.join(File).encode('ascii', 'ignore') + try: + posix.remove(fn) + except: + pass + + try: + Fdb = dbm.open(fn, "c") + os.umask(OldMask) + + # Write out the email address for each user + for a in accounts: + if not key in a: continue + value = a[key] + user = a['uid'] + Fdb[user] = value + + Fdb.close() + except: + # python-dbm names the files Fdb.db.db so we want to them to be Fdb.db + os.remove(File + ".db") + raise + # python-dbm names the files Fdb.db.db so we want to them to be Fdb.db + os.rename (File + ".db", File) + # Generate the anon XEarth marker file def GenMarkers(accounts, File): F = None @@ -665,6 +727,7 @@ def GenPrivate(accounts, File): # Write out the position for each user for a in accounts: if not a.is_active_user(): continue + if a.is_guest_account(): continue if not 'privateSub' in a: continue try: Line = "%s"%(a['privateSub']) @@ -778,6 +841,7 @@ def GenDNS(accounts, File): for a in accounts: if not 'dnsZoneEntry' in a: continue if not a.is_active_user() and not isRoleAccount(a): continue + if a.is_guest_account(): continue try: F.write("; %s\n"%(a.email_address())) @@ -816,7 +880,15 @@ def GenDNS(accounts, File): raise Done(File, F, None) +def is_ipv6_addr(i): + try: + socket.inet_pton(socket.AF_INET6, i) + except socket.error: + return False + return True + def ExtractDNSInfo(x): + hostname = GetAttr(x, "hostname") TTLprefix="\t" if 'dnsTTL' in x[1]: @@ -825,35 +897,55 @@ def ExtractDNSInfo(x): DNSInfo = [] if x[1].has_key("ipHostNumber"): for I in x[1]["ipHostNumber"]: - if IsV6Addr.match(I) != None: - DNSInfo.append("%sIN\tAAAA\t%s" % (TTLprefix, I)) + if is_ipv6_addr(I): + DNSInfo.append("%s.\t%sIN\tAAAA\t%s" % (hostname, TTLprefix, I)) else: - DNSInfo.append("%sIN\tA\t%s" % (TTLprefix, I)) + DNSInfo.append("%s.\t%sIN\tA\t%s" % (hostname, TTLprefix, I)) Algorithm = None + ssh_hostnames = [ hostname ] + if x[1].has_key("sshfpHostname"): + ssh_hostnames += [ h for h in x[1]["sshfpHostname"] ] + if 'sshRSAHostKey' in x[1]: for I in x[1]["sshRSAHostKey"]: Split = I.split() - if Split[0] == 'ssh-rsa': + key_prefix = Split[0] + key = base64.decodestring(Split[1]) + + # RFC4255 + # https://www.iana.org/assignments/dns-sshfp-rr-parameters/dns-sshfp-rr-parameters.xhtml + if key_prefix == 'ssh-rsa': Algorithm = 1 - if Split[0] == 'ssh-dss': + if key_prefix == 'ssh-dss': Algorithm = 2 + if key_prefix == 'ssh-ed25519': + Algorithm = 4 if Algorithm == None: continue - Fingerprint = hashlib.new('sha1', base64.decodestring(Split[1])).hexdigest() - DNSInfo.append("%sIN\tSSHFP\t%u 1 %s" % (TTLprefix, Algorithm, Fingerprint)) + # and more from the registry + sshfp_digest_codepoints = [ (1, 'sha1'), (2, 'sha256') ] + + fingerprints = [ ( digest_codepoint, hashlib.new(algorithm, key).hexdigest() ) for digest_codepoint, algorithm in sshfp_digest_codepoints ] + for h in ssh_hostnames: + for digest_codepoint, fingerprint in fingerprints: + DNSInfo.append("%s.\t%sIN\tSSHFP\t%u %d %s" % (h, TTLprefix, Algorithm, digest_codepoint, fingerprint)) if 'architecture' in x[1]: Arch = GetAttr(x, "architecture") Mach = "" if x[1].has_key("machine"): Mach = " " + GetAttr(x, "machine") - DNSInfo.append("%sIN\tHINFO\t\"%s%s\" \"%s\"" % (TTLprefix, Arch, Mach, "Debian GNU/Linux")) + DNSInfo.append("%s.\t%sIN\tHINFO\t\"%s%s\" \"%s\"" % (hostname, TTLprefix, Arch, Mach, "Debian")) if x[1].has_key("mXRecord"): for I in x[1]["mXRecord"]: - DNSInfo.append("%sIN\tMX\t%s" % (TTLprefix, I)) + if I in MX_remap: + for e in MX_remap[I]: + DNSInfo.append("%s.\t%sIN\tMX\t%s" % (hostname, TTLprefix, e)) + else: + DNSInfo.append("%s.\t%sIN\tMX\t%s" % (hostname, TTLprefix, I)) return DNSInfo @@ -871,40 +963,9 @@ def GenZoneRecords(host_attrs, File): if IsDebianHost.match(GetAttr(x, "hostname")) is None: continue - DNSInfo = ExtractDNSInfo(x) - start = True - for Line in DNSInfo: - if start == True: - Line = "%s.\t%s" % (GetAttr(x, "hostname"), Line) - start = False - else: - Line = "\t\t\t%s" % (Line) - + for Line in ExtractDNSInfo(x): F.write(Line + "\n") - # this would write sshfp lines for services on machines - # but we can't yet, since some are cnames and we'll make - # an invalid zonefile - # - # for i in x[1].get("purpose", []): - # m = PurposeHostField.match(i) - # if m: - # m = m.group(1) - # # we ignore [[*..]] entries - # if m.startswith('*'): - # continue - # if m.startswith('-'): - # m = m[1:] - # if m: - # if not m.endswith(HostDomain): - # continue - # if not m.endswith('.'): - # m = m + "." - # for Line in DNSInfo: - # if isSSHFP.match(Line): - # Line = "%s\t%s" % (m, Line) - # F.write(Line + "\n") - # Oops, something unspeakable happened. except: Die(File, F, None) @@ -953,7 +1014,7 @@ def HostToIP(Host, mapped=True): if Host[1].has_key("ipHostNumber"): for addr in Host[1]["ipHostNumber"]: IPAdresses.append(addr) - if IsV6Addr.match(addr) is None and mapped == "True": + if not is_ipv6_addr(addr) and mapped == "True": IPAdresses.append("::ffff:"+addr) return IPAdresses @@ -1068,7 +1129,8 @@ def get_accounts(ldap_conn): "keyFingerPrint", "privateSub", "mailDisableMessage",\ "mailGreylisting", "mailCallout", "mailRBL", "mailRHSBL",\ "mailWhitelist", "sudoPassword", "objectClass", "accountStatus",\ - "mailContentInspectionAction", "webPassword", "voipPassword"]) + "mailContentInspectionAction", "webPassword", "rtcPassword",\ + "bATVToken", "totpSeed"]) if passwd_attrs is None: raise UDEmptyList, "No Users" @@ -1081,7 +1143,8 @@ def get_hosts(ldap_conn): # Fetch all the hosts HostAttrs = ldap_conn.search_s(HostBaseDn, ldap.SCOPE_ONELEVEL, "objectClass=debianServer",\ ["hostname", "sshRSAHostKey", "purpose", "allowedGroups", "exportOptions",\ - "mXRecord", "ipHostNumber", "dnsTTL", "machine", "architecture"]) + "mXRecord", "ipHostNumber", "dnsTTL", "machine", "architecture", + "sshfpHostname"]) if HostAttrs == None: raise UDEmptyList, "No Hosts" @@ -1139,13 +1202,14 @@ def generate_all(global_dir, ldap_conn): accounts_disabled = GenDisabledAccounts(accounts, global_dir + "disabled-accounts") accounts = filter(lambda x: not IsRetired(x), accounts) - #accounts_DDs = filter(lambda x: IsGidDebian(x), accounts) CheckForward(accounts) GenMailDisable(accounts, global_dir + "mail-disable") GenCDB(accounts, global_dir + "mail-forward.cdb", 'emailForward') + GenDBM(accounts, global_dir + "mail-forward.db", 'emailForward') GenCDB(accounts, global_dir + "mail-contentinspectionaction.cdb", 'mailContentInspectionAction') + GenDBM(accounts, global_dir + "mail-contentinspectionaction.db", 'mailContentInspectionAction') GenPrivate(accounts, global_dir + "debian-private") GenSSHKnown(host_attrs, global_dir+"authorized_keys", 'authorized_keys', global_dir+'ud-generate.lock') GenMailBool(accounts, global_dir + "mail-greylist", "mailGreylisting") @@ -1154,7 +1218,8 @@ def generate_all(global_dir, ldap_conn): GenMailList(accounts, global_dir + "mail-rhsbl", "mailRHSBL") GenMailList(accounts, global_dir + "mail-whitelist", "mailWhitelist") GenWebPassword(accounts, global_dir + "web-passwords") - GenVoipPassword(accounts, global_dir + "voip-passwords") + GenRtcPassword(accounts, global_dir + "rtc-passwords") + GenTOTPSeed(accounts, global_dir + "users.oath") GenKeyrings(global_dir) # Compatibility. @@ -1167,7 +1232,6 @@ def generate_all(global_dir, ldap_conn): GenMarkers(accounts, global_dir + "markers") GenSSHKnown(host_attrs, global_dir + "ssh_known_hosts") GenHosts(host_attrs, global_dir + "debianhosts") - GenSSHGitolite(accounts, global_dir + "ssh-gitolite") GenDNS(accounts, global_dir + "dns-zone") GenZoneRecords(host_attrs, global_dir + "dns-sshfp") @@ -1177,9 +1241,9 @@ def generate_all(global_dir, ldap_conn): for host in host_attrs: if not "hostname" in host[1]: continue - generate_host(host, global_dir, accounts, ssh_userkeys) + generate_host(host, global_dir, accounts, host_attrs, ssh_userkeys) -def generate_host(host, global_dir, accounts, ssh_userkeys): +def generate_host(host, global_dir, all_accounts, all_hosts, ssh_userkeys): current_host = host[1]['hostname'][0] OutDir = global_dir + current_host + '/' if not os.path.isdir(OutDir): @@ -1202,7 +1266,7 @@ def generate_host(host, global_dir, accounts, ssh_userkeys): ExtraList[extra.upper()] = True if GroupList != {}: - accounts = filter(lambda x: IsInGroup(x, GroupList, current_host), accounts) + accounts = filter(lambda x: IsInGroup(x, GroupList, current_host), all_accounts) DoLink(global_dir, OutDir, "debianhosts") DoLink(global_dir, OutDir, "ssh_known_hosts") @@ -1228,7 +1292,9 @@ def generate_host(host, global_dir, accounts, ssh_userkeys): if not 'NOMARKERS' in ExtraList: DoLink(global_dir, OutDir, "markers") DoLink(global_dir, OutDir, "mail-forward.cdb") + DoLink(global_dir, OutDir, "mail-forward.db") DoLink(global_dir, OutDir, "mail-contentinspectionaction.cdb") + DoLink(global_dir, OutDir, "mail-contentinspectionaction.db") DoLink(global_dir, OutDir, "mail-disable") DoLink(global_dir, OutDir, "mail-greylist") DoLink(global_dir, OutDir, "mail-callout") @@ -1237,8 +1303,11 @@ def generate_host(host, global_dir, accounts, ssh_userkeys): DoLink(global_dir, OutDir, "mail-whitelist") DoLink(global_dir, OutDir, "all-accounts.json") GenCDB(accounts, OutDir + "user-forward.cdb", 'emailForward') + GenDBM(accounts, OutDir + "user-forward.db", 'emailForward') GenCDB(accounts, OutDir + "batv-tokens.cdb", 'bATVToken') + GenDBM(accounts, OutDir + "batv-tokens.db", 'bATVToken') GenCDB(accounts, OutDir + "default-mail-options.cdb", 'mailDefaultOptions') + GenDBM(accounts, OutDir + "default-mail-options.db", 'mailDefaultOptions') # Compatibility. DoLink(global_dir, OutDir, "forward-alias") @@ -1257,13 +1326,32 @@ def generate_host(host, global_dir, accounts, ssh_userkeys): DoLink(global_dir, OutDir, "debian-private") if 'GITOLITE' in ExtraList: - DoLink(global_dir, OutDir, "ssh-gitolite") + GenSSHGitolite(all_accounts, all_hosts, OutDir + "ssh-gitolite", current_host=current_host) + if 'exportOptions' in host[1]: + for entry in host[1]['exportOptions']: + v = entry.split('=',1) + if v[0] != 'GITOLITE' or len(v) != 2: continue + options = v[1].split(',') + group = options.pop(0); + gitolite_accounts = filter(lambda x: IsInGroup(x, [group], current_host), all_accounts) + if not 'nohosts' in options: + gitolite_hosts = filter(lambda x: GitoliteExportHosts.match(x[1]["hostname"][0]), all_hosts) + else: + gitolite_hosts = [] + command = None + for opt in options: + if opt.startswith('sshcmd='): + command = opt.split('=',1)[1] + GenSSHGitolite(gitolite_accounts, gitolite_hosts, OutDir + "ssh-gitolite-%s"%(group,), sshcommand=command, current_host=current_host) if 'WEB-PASSWORDS' in ExtraList: DoLink(global_dir, OutDir, "web-passwords") - if 'VOIP-PASSWORDS' in ExtraList: - DoLink(global_dir, OutDir, "voip-passwords") + if 'RTC-PASSWORDS' in ExtraList: + DoLink(global_dir, OutDir, "rtc-passwords") + + if 'TOTP' in ExtraList: + DoLink(global_dir, OutDir, "users.oath") if 'KEYRING' in ExtraList: for k in Keyrings: @@ -1309,11 +1397,12 @@ def getLastKeyringChangeTime(): if mt > krmod: krmod = mt - return krmod + return int(krmod) def getLastBuildTime(gdir): cache_last_ldap_mod = 0 cache_last_unix_mod = 0 + cache_last_run = 0 try: fd = open(os.path.join(gdir, "last_update.trace"), "r") @@ -1321,6 +1410,7 @@ def getLastBuildTime(gdir): try: cache_last_ldap_mod = cache_last_mod[0] cache_last_unix_mod = int(cache_last_mod[1]) + cache_last_run = int(cache_last_mod[2]) except IndexError, ValueError: pass fd.close() @@ -1330,14 +1420,42 @@ def getLastBuildTime(gdir): else: raise e - return (cache_last_ldap_mod, cache_last_unix_mod) + return (cache_last_ldap_mod, cache_last_unix_mod, cache_last_run) + +def mq_notify(options, message): + options.section = 'dsa-udgenerate' + options.config = '/etc/dsa/pubsub.conf' + + config = Config(options) + conf = { + 'rabbit_userid': config.username, + 'rabbit_password': config.password, + 'rabbit_virtual_host': config.vhost, + 'rabbit_hosts': ['pubsub02.debian.org', 'pubsub01.debian.org'], + 'use_ssl': False + } + + msg = { + 'message': message, + 'timestamp': int(time.time()) + } + conn = None + try: + conn = Connection(conf=conf) + conn.topic_send(config.topic, + json.dumps(msg), + exchange_name=config.exchange, + timeout=5) + finally: + if conn: + conn.close() def ud_generate(): parser = optparse.OptionParser() parser.add_option("-g", "--generatedir", dest="generatedir", metavar="DIR", help="Output directory.") parser.add_option("-f", "--force", dest="force", action="store_true", - help="Force generation, even if not update to LDAP has happened.") + help="Force generation, even if no update to LDAP has happened.") (options, args) = parser.parse_args() if len(args) > 0: @@ -1363,20 +1481,20 @@ def ud_generate(): time_started = int(time.time()) ldap_last_mod = getLastLDAPChangeTime(l) unix_last_mod = getLastKeyringChangeTime() - cache_last_ldap_mod, cache_last_unix_mod = getLastBuildTime(generate_dir) - - need_update = (ldap_last_mod > cache_last_ldap_mod) or (unix_last_mod > cache_last_unix_mod) - - if not options.force and not need_update: - fd = open(os.path.join(generate_dir, "last_update.trace"), "w") - fd.write("%s\n%s\n" % (ldap_last_mod, time_started)) - fd.close() - sys.exit(0) - - tracefd = open(os.path.join(generate_dir, "last_update.trace"), "w") - generate_all(generate_dir, l) - tracefd.write("%s\n%s\n" % (ldap_last_mod, time_started)) - tracefd.close() + cache_last_ldap_mod, cache_last_unix_mod, last_run = getLastBuildTime(generate_dir) + + need_update = (ldap_last_mod > cache_last_ldap_mod) or (unix_last_mod > cache_last_unix_mod) or (time_started - last_run > MAX_UD_AGE) + + fd = open(os.path.join(generate_dir, "last_update.trace"), "w") + if need_update or options.force: + msg = 'Update forced' if options.force else 'Update needed' + generate_all(generate_dir, l) + if use_mq: + mq_notify(options, msg) + last_run = int(time.time()) + fd.write("%s\n%s\n%s\n" % (ldap_last_mod, unix_last_mod, last_run)) + fd.close() + sys.exit(0) if __name__ == "__main__":