def uninstall_check(installer): options = installer tasks.check_selinux_status() installer._installation_cleanup = False if not is_ipa_configured(): print("WARNING:\nIPA server is not configured on this system. " "If you want to install the\nIPA server, please install " "it using 'ipa-server-install'.") fstore = sysrestore.FileStore(SYSRESTORE_DIR_PATH) sstore = sysrestore.StateFile(SYSRESTORE_DIR_PATH) # Configuration for ipalib, we will bootstrap and finalize later, after # we are sure we have the configuration file ready. cfg = dict( context='installer', confdir=paths.ETC_IPA, in_server=True, ) # We will need at least api.env, finalize api now. This system is # already installed, so the configuration file is there. api.bootstrap(**cfg) api.finalize() if installer.interactive: print("\nThis is a NON REVERSIBLE operation and will delete all data " "and configuration!\nIt is highly recommended to take a backup of " "existing data and configuration using ipa-backup utility " "before proceeding.\n") if not user_input("Are you sure you want to continue with the " "uninstall procedure?", False): raise ScriptError("Aborting uninstall operation.") try: api.Backend.ldap2.connect(autobind=True) domain_level = dsinstance.get_domain_level(api) except Exception: msg = ("\nWARNING: Failed to connect to Directory Server to find " "information about replication agreements. Uninstallation " "will continue despite the possible existing replication " "agreements.\n\n" "If this server is the last instance of CA, KRA, or DNSSEC " "master, uninstallation may result in data loss.\n\n" ) print(textwrap.fill(msg, width=80, replace_whitespace=False)) if (installer.interactive and not user_input( "Are you sure you want to continue with the uninstall " "procedure?", False)): raise ScriptError("Aborting uninstall operation.") else: dns.uninstall_check(options) ca.uninstall_check(options) if domain_level == DOMAIN_LEVEL_0: rm = replication.ReplicationManager( realm=api.env.realm, hostname=api.env.host, dirman_passwd=None, conn=api.Backend.ldap2 ) agreements = rm.find_ipa_replication_agreements() if agreements: other_masters = [a.get('cn')[0][4:] for a in agreements] msg = ( "\nReplication agreements with the following IPA masters " "found: %s. Removing any replication agreements before " "uninstalling the server is strongly recommended. You can " "remove replication agreements by running the following " "command on any other IPA master:\n" % ", ".join( other_masters) ) cmd = "$ ipa-replica-manage del %s\n" % api.env.host print(textwrap.fill(msg, width=80, replace_whitespace=False)) print(cmd) if (installer.interactive and not user_input("Are you sure you want to continue with" " the uninstall procedure?", False)): raise ScriptError("Aborting uninstall operation.") else: remove_master_from_managed_topology(api, options) api.Backend.ldap2.disconnect() installer._fstore = fstore installer._sstore = sstore
def uninstall_check(installer): options = installer tasks.check_selinux_status() installer._installation_cleanup = False if not is_ipa_configured(): print("WARNING:\nIPA server is not configured on this system. " "If you want to install the\nIPA server, please install " "it using 'ipa-server-install'.") fstore = sysrestore.FileStore(SYSRESTORE_DIR_PATH) sstore = sysrestore.StateFile(SYSRESTORE_DIR_PATH) # Configuration for ipalib, we will bootstrap and finalize later, after # we are sure we have the configuration file ready. cfg = dict( context='installer', confdir=paths.ETC_IPA, in_server=True, ) # We will need at least api.env, finalize api now. This system is # already installed, so the configuration file is there. api.bootstrap(**cfg) api.finalize() if installer.interactive: print("\nThis is a NON REVERSIBLE operation and will delete all data " "and configuration!\nIt is highly recommended to take a backup of " "existing data and configuration using ipa-backup utility " "before proceeding.\n") if not user_input("Are you sure you want to continue with the " "uninstall procedure?", False): raise ScriptError("Aborting uninstall operation.") try: api.Backend.ldap2.connect(autobind=True) domain_level = dsinstance.get_domain_level(api) except Exception: msg = ("\nWARNING: Failed to connect to Directory Server to find " "information about replication agreements. Uninstallation " "will continue despite the possible existing replication " "agreements.\n\n" "If this server is the last instance of CA, KRA, or DNSSEC " "master, uninstallation may result in data loss.\n\n" ) print(textwrap.fill(msg, width=80, replace_whitespace=False)) if (installer.interactive and not user_input( "Are you sure you want to continue with the uninstall " "procedure?", False)): raise ScriptError("Aborting uninstall operation.") else: dns.uninstall_check(options) ca.uninstall_check(options) if domain_level == DOMAIN_LEVEL_0: rm = replication.ReplicationManager( realm=api.env.realm, hostname=api.env.host, dirman_passwd=None, conn=api.Backend.ldap2 ) agreements = rm.find_ipa_replication_agreements() if agreements: other_masters = [a.get('cn')[0][4:] for a in agreements] msg = ( "\nReplication agreements with the following IPA masters " "found: %s. Removing any replication agreements before " "uninstalling the server is strongly recommended. You can " "remove replication agreements by running the following " "command on any other IPA master:\n" % ", ".join( other_masters) ) cmd = "$ ipa-replica-manage del %s\n" % api.env.host print(textwrap.fill(msg, width=80, replace_whitespace=False)) print(cmd) if (installer.interactive and not user_input("Are you sure you want to continue with" " the uninstall procedure?", False)): raise ScriptError("Aborting uninstall operation.") else: remove_master_from_managed_topology(api, options) api.Backend.ldap2.disconnect() installer._fstore = fstore installer._sstore = sstore