From 8ccf7266c6c37cc1e402f9a3fa4c0f15462a2e15 Mon Sep 17 00:00:00 2001 From: Tomas Krizek Date: Mon, 16 Jan 2017 13:48:54 +0100 Subject: [PATCH 1/6] Remove obsolete serial_autoincrement from named.conf parsing Option serial_autoincrement is no longer supported. Remove it from the named.conf parser and add it to deprecated options to be removed. https://fedorahosted.org/freeipa/ticket/6565 Reviewed-By: Martin Basti --- ipaserver/install/server/upgrade.py | 56 +++---------------------------------- 1 file changed, 4 insertions(+), 52 deletions(-) diff --git a/ipaserver/install/server/upgrade.py b/ipaserver/install/server/upgrade.py index eb4950d394a6297c13159c9d2de91d17f97a8943..b4c15ba7600bcdadd7a6cc50c9aac2805548dbd5 100644 --- a/ipaserver/install/server/upgrade.py +++ b/ipaserver/install/server/upgrade.py @@ -420,8 +420,8 @@ def named_remove_deprecated_options(): From IPA 3.3, persistent search is a default mechanism for new DNS zone detection. - Remove psearch, zone_refresh and cache_ttl options, as they have been - deprecated in bind-dyndb-ldap configuration file. + Remove psearch, zone_refresh cache_ttl and serial_autoincrement options, + as they have been deprecated in bind-dyndb-ldap configuration file. When some change in named.conf is done, this functions returns True. """ @@ -433,7 +433,8 @@ def named_remove_deprecated_options(): root_logger.info('DNS is not configured') return False - deprecated_options = ['zone_refresh', 'psearch', 'cache_ttl'] + deprecated_options = ['zone_refresh', 'psearch', 'cache_ttl', + 'serial_autoincrement'] removed_options = [] try: @@ -510,54 +511,6 @@ def named_set_minimum_connections(): return changed -def named_enable_serial_autoincrement(): - """ - Serial autoincrement is a requirement for zone transfers or DNSSEC. It - should be enabled both for new installs and upgraded servers. - - When some change in named.conf is done, this functions returns True - """ - changed = False - - root_logger.info('[Enabling serial autoincrement in DNS]') - - if not bindinstance.named_conf_exists(): - # DNS service may not be configured - root_logger.info('DNS is not configured') - return changed - - try: - serial_autoincrement = bindinstance.named_conf_get_directive( - 'serial_autoincrement') - except IOError as e: - root_logger.debug('Cannot retrieve psearch option from %s: %s', - bindinstance.NAMED_CONF, e) - return changed - else: - serial_autoincrement = None if serial_autoincrement is None \ - else serial_autoincrement.lower() - - # enable SOA serial autoincrement - if not sysupgrade.get_upgrade_state('named.conf', 'autoincrement_enabled'): - if serial_autoincrement != 'yes': - try: - bindinstance.named_conf_set_directive('serial_autoincrement', - 'yes') - except IOError as e: - root_logger.error('Cannot enable serial_autoincrement in %s: %s', - bindinstance.NAMED_CONF, e) - return changed - else: - root_logger.debug('Serial autoincrement enabled') - changed = True - else: - root_logger.debug('Serial autoincrement is alredy enabled') - sysupgrade.set_upgrade_state('named.conf', 'autoincrement_enabled', True) - else: - root_logger.debug('Skip serial autoincrement check') - - return changed - def named_update_gssapi_configuration(): """ Update GSSAPI configuration in named.conf to a recent API. @@ -1755,7 +1708,6 @@ def upgrade_configuration(): named_conf_changes = ( named_remove_deprecated_options(), named_set_minimum_connections(), - named_enable_serial_autoincrement(), named_update_gssapi_configuration(), named_update_pid_file(), named_enable_dnssec(), -- 2.9.3 From 465c2a8df87a555162b91a9e34280b3d208ad8b3 Mon Sep 17 00:00:00 2001 From: Tomas Krizek Date: Mon, 19 Dec 2016 13:12:19 +0100 Subject: [PATCH 2/6] named.conf template: update API for bind 9.11 Use the new API for bind 9.11. Removed deprecated "serial_autoincrement" and updated the rest of configuration to conform to the new format. This only fixes new IPA installations. For existing installations, named.conf will be transformed when the new version of bind-dyndb-ldap is installed. https://fedorahosted.org/freeipa/ticket/6565 Reviewed-By: Martin Basti --- install/share/bind.named.conf.template | 16 +++++++--------- ipaplatform/redhat/paths.py | 1 + ipaserver/install/bindinstance.py | 1 + 3 files changed, 9 insertions(+), 9 deletions(-) diff --git a/install/share/bind.named.conf.template b/install/share/bind.named.conf.template index e8ea8fba022c4f539fb84a64875b0c5ca46c761b..b7c3a0b78e23f9b5ac2d221dad24a039af201035 100644 --- a/install/share/bind.named.conf.template +++ b/install/share/bind.named.conf.template @@ -43,13 +43,11 @@ zone "." IN { include "$RFC1912_ZONES"; include "$ROOT_KEY"; -dynamic-db "ipa" { - library "ldap.so"; - arg "uri ldapi://%2fvar%2frun%2fslapd-$SERVER_ID.socket"; - arg "base cn=dns, $SUFFIX"; - arg "server_id $FQDN"; - arg "auth_method sasl"; - arg "sasl_mech GSSAPI"; - arg "sasl_user DNS/$FQDN"; - arg "serial_autoincrement yes"; +dyndb "ipa" "$BIND_LDAP_SO" { + uri "ldapi://%2fvar%2frun%2fslapd-$SERVER_ID.socket"; + base "cn=dns, $SUFFIX"; + server_id "$FQDN"; + auth_method "sasl"; + sasl_mech "GSSAPI"; + sasl_user "DNS/$FQDN"; }; diff --git a/ipaplatform/redhat/paths.py b/ipaplatform/redhat/paths.py index b27b065ad52c49852231039a66c47c2b80df3a62..8212f40cf8afcbd9017018ed538befdaceeb2d9d 100644 --- a/ipaplatform/redhat/paths.py +++ b/ipaplatform/redhat/paths.py @@ -33,6 +33,7 @@ class RedHatPathNamespace(BasePathNamespace): if sys.maxsize > 2**32: LIBSOFTHSM2_SO = BasePathNamespace.LIBSOFTHSM2_SO_64 PAM_KRB5_SO = BasePathNamespace.PAM_KRB5_SO_64 + BIND_LDAP_SO = BasePathNamespace.BIND_LDAP_SO_64 paths = RedHatPathNamespace() diff --git a/ipaserver/install/bindinstance.py b/ipaserver/install/bindinstance.py index 7aa9ed4f4baedc686b929e758d72bf992a68a967..478ec4a168667affe6bb00cdac965e39e1858ebb 100644 --- a/ipaserver/install/bindinstance.py +++ b/ipaserver/install/bindinstance.py @@ -798,6 +798,7 @@ class BindInstance(service.Service): RFC1912_ZONES=paths.NAMED_RFC1912_ZONES, NAMED_PID=paths.NAMED_PID, NAMED_VAR_DIR=paths.NAMED_VAR_DIR, + BIND_LDAP_SO=paths.BIND_LDAP_SO, ) def __setup_dns_container(self): -- 2.9.3 From 8cba2c137bd7de298f41f001ab8b27687691fc44 Mon Sep 17 00:00:00 2001 From: Tomas Krizek Date: Mon, 19 Dec 2016 16:52:08 +0100 Subject: [PATCH 3/6] bump required version of BIND, bind-dyndb-ldap bynd-dyndb-ldap used a custom configuration file format. Since BIND 9.11, an API was accepted upstream. This caused backward incompatible changes to the named.conf configuration file used to configure the bind-dyndb-ldap BIND plugin. Version 11.0 of bind-dyndb-ldap plugin and BIND 9.11 are required to use with the new config file format. https://fedorahosted.org/freeipa/ticket/6565 Reviewed-By: Martin Basti --- freeipa.spec.in | 17 +++++------------ 1 file changed, 5 insertions(+), 12 deletions(-) diff --git a/freeipa.spec.in b/freeipa.spec.in index 8a8e3a592cc0e414dc71202dc8c1f7d9b0526d5c..8b9fa591947a9a5b2bc84eba9b54ef750a9d68e8 100644 --- a/freeipa.spec.in +++ b/freeipa.spec.in @@ -257,18 +257,11 @@ Summary: IPA integrated DNS server with support for automatic DNSSEC signing Group: System Environment/Base BuildArch: noarch Requires: %{name}-server = %{version}-%{release} -Requires: bind-dyndb-ldap >= 10.0 -%if 0%{?fedora} >= 21 -Requires: bind >= 9.9.6-3 -Requires: bind-utils >= 9.9.6-3 -Requires: bind-pkcs11 >= 9.9.6-3 -Requires: bind-pkcs11-utils >= 9.9.6-3 -%else -Requires: bind >= 9.9.4-21 -Requires: bind-utils >= 9.9.4-21 -Requires: bind-pkcs11 >= 9.9.4-21 -Requires: bind-pkcs11-utils >= 9.9.4-21 -%endif +Requires: bind-dyndb-ldap >= 11.0 +Requires: bind >= 9.11.0-6.P2 +Requires: bind-utils >= 9.11.0-6.P2 +Requires: bind-pkcs11 >= 9.11.0-6.P2 +Requires: bind-pkcs11-utils >= 9.11.0-6.P2 Requires: opendnssec >= 1.4.6-4 Provides: %{alt_name}-server-dns = %{version} -- 2.9.3 From b6eb03369a7546077f28ff45db27c76c5bc44584 Mon Sep 17 00:00:00 2001 From: Tomas Krizek Date: Fri, 10 Feb 2017 11:30:40 +0100 Subject: [PATCH 4/6] PEP8: fix line length for regexs in bindinstance Reviewed-By: Martin Basti --- ipaserver/install/bindinstance.py | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/ipaserver/install/bindinstance.py b/ipaserver/install/bindinstance.py index 478ec4a168667affe6bb00cdac965e39e1858ebb..9c10ac98175e0dd5ea98c54eeadcb3452aac04e5 100644 --- a/ipaserver/install/bindinstance.py +++ b/ipaserver/install/bindinstance.py @@ -69,12 +69,15 @@ RESOLV_CONF = paths.RESOLV_CONF named_conf_section_ipa_start_re = re.compile('\s*dynamic-db\s+"ipa"\s+{') named_conf_section_options_start_re = re.compile('\s*options\s+{') named_conf_section_end_re = re.compile('};') -named_conf_arg_ipa_re = re.compile(r'(?P\s*)arg\s+"(?P\S+)\s(?P[^"]+)";') -named_conf_arg_options_re = re.compile(r'(?P\s*)(?P\S+)\s+"(?P[^"]+)"\s*;') +named_conf_arg_ipa_re = re.compile( + r'(?P\s*)arg\s+"(?P\S+)\s(?P[^"]+)";') +named_conf_arg_options_re = re.compile( + r'(?P\s*)(?P\S+)\s+"(?P[^"]+)"\s*;') named_conf_arg_ipa_template = "%(indent)sarg \"%(name)s %(value)s\";\n" named_conf_arg_options_template = "%(indent)s%(name)s \"%(value)s\";\n" # non string args for options section -named_conf_arg_options_re_nonstr = re.compile(r'(?P\s*)(?P\S+)\s+(?P[^"]+)\s*;') +named_conf_arg_options_re_nonstr = re.compile( + r'(?P\s*)(?P\S+)\s+(?P[^"]+)\s*;') named_conf_arg_options_template_nonstr = "%(indent)s%(name)s %(value)s;\n" # include directive named_conf_include_re = re.compile(r'\s*include\s+"(?P)"\s*;') -- 2.9.3 From 06fd56b4f5f57a0cf9258ecede8af8ab40433364 Mon Sep 17 00:00:00 2001 From: Tomas Krizek Date: Fri, 10 Feb 2017 11:16:56 +0100 Subject: [PATCH 5/6] bindinstance: fix named.conf parsing regexs Since named.conf API for bind-dyndb-ldap was updated, our parsing regexes have to change. https://fedorahosted.org/freeipa/ticket/6565 Reviewed-By: Martin Basti --- ipaserver/install/bindinstance.py | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/ipaserver/install/bindinstance.py b/ipaserver/install/bindinstance.py index 9c10ac98175e0dd5ea98c54eeadcb3452aac04e5..30123b74065c7a209c95baedec35ed25d3e112fd 100644 --- a/ipaserver/install/bindinstance.py +++ b/ipaserver/install/bindinstance.py @@ -66,14 +66,14 @@ if six.PY3: NAMED_CONF = paths.NAMED_CONF RESOLV_CONF = paths.RESOLV_CONF -named_conf_section_ipa_start_re = re.compile('\s*dynamic-db\s+"ipa"\s+{') +named_conf_section_ipa_start_re = re.compile('\s*dyndb\s+"ipa"\s+"[^"]+"\s+{') named_conf_section_options_start_re = re.compile('\s*options\s+{') named_conf_section_end_re = re.compile('};') named_conf_arg_ipa_re = re.compile( - r'(?P\s*)arg\s+"(?P\S+)\s(?P[^"]+)";') + r'(?P\s*)(?P\S+)\s"(?P[^"]+)";') named_conf_arg_options_re = re.compile( r'(?P\s*)(?P\S+)\s+"(?P[^"]+)"\s*;') -named_conf_arg_ipa_template = "%(indent)sarg \"%(name)s %(value)s\";\n" +named_conf_arg_ipa_template = "%(indent)s%(name)s \"%(value)s\";\n" named_conf_arg_options_template = "%(indent)s%(name)s \"%(value)s\";\n" # non string args for options section named_conf_arg_options_re_nonstr = re.compile( @@ -92,13 +92,12 @@ def create_reverse(): def named_conf_exists(): try: - named_fd = open(NAMED_CONF, 'r') + with open(NAMED_CONF, 'r') as named_fd: + lines = named_fd.readlines() except IOError: return False - lines = named_fd.readlines() - named_fd.close() for line in lines: - if line.startswith('dynamic-db "ipa"'): + if named_conf_section_ipa_start_re.match(line): return True return False -- 2.9.3 From 7d425b90ebb66f9c3e2f18e78709215b59e4a985 Mon Sep 17 00:00:00 2001 From: Tomas Krizek Date: Mon, 13 Feb 2017 18:36:12 +0100 Subject: [PATCH 6/6] Bump required version of bind-dyndb-ldap to 11.0-2 Fedora release bind-dyndb-ldap 11.0-2 transforms existing named.conf old style API to the new style API. This package version is required to enable upgrade of existing IPA installations to new version. https://fedorahosted.org/freeipa/ticket/6565 Reviewed-By: Pavel Vomacka --- freeipa.spec.in | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/freeipa.spec.in b/freeipa.spec.in index 8b9fa591947a9a5b2bc84eba9b54ef750a9d68e8..1dd8d0c60cacfc79554bb3c61fa8297e89b7b192 100644 --- a/freeipa.spec.in +++ b/freeipa.spec.in @@ -257,7 +257,7 @@ Summary: IPA integrated DNS server with support for automatic DNSSEC signing Group: System Environment/Base BuildArch: noarch Requires: %{name}-server = %{version}-%{release} -Requires: bind-dyndb-ldap >= 11.0 +Requires: bind-dyndb-ldap >= 11.0-2 Requires: bind >= 9.11.0-6.P2 Requires: bind-utils >= 9.11.0-6.P2 Requires: bind-pkcs11 >= 9.11.0-6.P2 -- 2.9.3