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adcli.25820
0036-Add-dont-expire-password-option.patch
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File 0036-Add-dont-expire-password-option.patch of Package adcli.25820
From e244c842a094ffe4fafb19f48fcbeb08f200bb17 Mon Sep 17 00:00:00 2001 From: Sumit Bose <sbose@redhat.com> Date: Wed, 2 Jun 2021 17:24:07 +0200 Subject: [PATCH 1/2] Add dont-expire-password option Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1769644 --- doc/adcli.xml | 28 ++++++++++++++++++++++++++++ library/adenroll.c | 46 ++++++++++++++++++++++++++++++++++++++++++++-- library/adenroll.h | 5 +++++ tools/computer.c | 12 ++++++++++++ 4 files changed, 89 insertions(+), 2 deletions(-) diff --git a/doc/adcli.xml b/doc/adcli.xml index 6bd5697..697b3d6 100644 --- a/doc/adcli.xml +++ b/doc/adcli.xml @@ -321,6 +321,20 @@ Password for Administrator: not allow that Kerberos tickets can be forwarded to the host.</para></listitem> </varlistentry> + <varlistentry> + <term><option>--dont-expire-password=<parameter>yes|no|true|false</parameter></option></term> + <listitem><para>Set or unset the DONT_EXPIRE_PASSWORD + flag in the userAccountControl attribute to indicate if + the machine account password should expire or not. By + default adcli will set this flag while joining the + domain which corresponds to the default behavior of + Windows clients.</para> + <para>Please note that if the password will expire + (--dont-expire-password=false) a renewal mechanism has + to be enabled on the client to not loose the + connectivity to AD if the password expires.</para> + </listitem> + </varlistentry> <varlistentry> <term><option>--add-service-principal=<parameter>service/hostname</parameter></option></term> <listitem><para>Add a service principal name. In @@ -460,6 +474,20 @@ $ adcli update --login-ccache=/tmp/krbcc_123 not allow that Kerberos tickets can be forwarded to the host.</para></listitem> </varlistentry> + <varlistentry> + <term><option>--dont-expire-password=<parameter>yes|no|true|false</parameter></option></term> + <listitem><para>Set or unset the DONT_EXPIRE_PASSWORD + flag in the userAccountControl attribute to indicate if + the machine account password should expire or not. By + default adcli will set this flag while joining the + domain which corresponds to the default behavior of + Windows clients.</para> + <para>Please note that if the password will expire + (--dont-expire-password=false) a renewal mechanism has + to be enabled on the client to not loose the + connectivity to AD if the password expires.</para> + </listitem> + </varlistentry> <varlistentry> <term><option>--add-service-principal=<parameter>service/hostname</parameter></option></term> <listitem><para>Add a service principal name. In diff --git a/library/adenroll.c b/library/adenroll.c index e72972d..f0297e1 100644 --- a/library/adenroll.c +++ b/library/adenroll.c @@ -128,6 +128,8 @@ struct _adcli_enroll { char *samba_data_tool; bool trusted_for_delegation; int trusted_for_delegation_explicit; + bool dont_expire_password; + int dont_expire_password_explicit; }; static adcli_result @@ -707,6 +709,8 @@ create_computer_account (adcli_enroll *enroll, int ret; size_t c; size_t m; + uint32_t uac = UAC_WORKSTATION_TRUST_ACCOUNT | UAC_DONT_EXPIRE_PASSWORD ; + char *uac_str = NULL; LDAPMod *all_mods[] = { &objectClass, @@ -726,11 +730,21 @@ create_computer_account (adcli_enroll *enroll, LDAPMod *mods[mods_count]; if (adcli_enroll_get_trusted_for_delegation (enroll)) { - vals_userAccountControl[0] = "593920"; /* WORKSTATION_TRUST_ACCOUNT | DONT_EXPIRE_PASSWD | TRUSTED_FOR_DELEGATION */ + uac |= UAC_TRUSTED_FOR_DELEGATION; + } + + if (!adcli_enroll_get_dont_expire_password (enroll)) { + uac &= ~(UAC_DONT_EXPIRE_PASSWORD); + } + + if (asprintf (&uac_str, "%d", uac) < 0) { + return_val_if_reached (ADCLI_ERR_UNEXPECTED); } + vals_userAccountControl[0] = uac_str; ret = calculate_enctypes (enroll, &val); if (ret != ADCLI_SUCCESS) { + free (uac_str); return ret; } vals_supportedEncryptionTypes[0] = val; @@ -745,6 +759,7 @@ create_computer_account (adcli_enroll *enroll, mods[m] = NULL; ret = ldap_add_ext_s (ldap, enroll->computer_dn, mods, NULL, NULL); + free (uac_str); free (val); /* @@ -1343,6 +1358,14 @@ static char *get_user_account_control (adcli_enroll *enroll) uac &= ~(UAC_TRUSTED_FOR_DELEGATION); } + if (enroll->dont_expire_password_explicit) { + if (adcli_enroll_get_dont_expire_password (enroll)) { + uac |= UAC_DONT_EXPIRE_PASSWORD; + } else { + uac &= ~(UAC_DONT_EXPIRE_PASSWORD); + } + } + if (asprintf (&uac_str, "%d", uac) < 0) { return_val_if_reached (NULL); } @@ -1371,7 +1394,8 @@ update_computer_account (adcli_enroll *enroll) res |= update_computer_attribute (enroll, ldap, mods); } - if (res == ADCLI_SUCCESS && enroll->trusted_for_delegation_explicit) { + if (res == ADCLI_SUCCESS && (enroll->trusted_for_delegation_explicit || + enroll->dont_expire_password_explicit)) { char *vals_userAccountControl[] = { NULL , NULL }; LDAPMod userAccountControl = { LDAP_MOD_REPLACE, "userAccountControl", { vals_userAccountControl, } }; LDAPMod *mods[] = { &userAccountControl, NULL }; @@ -2776,6 +2800,24 @@ adcli_enroll_set_trusted_for_delegation (adcli_enroll *enroll, enroll->trusted_for_delegation_explicit = 1; } +bool +adcli_enroll_get_dont_expire_password (adcli_enroll *enroll) +{ + return_val_if_fail (enroll != NULL, false); + + return enroll->dont_expire_password; +} + +void +adcli_enroll_set_dont_expire_password (adcli_enroll *enroll, + bool value) +{ + return_if_fail (enroll != NULL); + + enroll->dont_expire_password = value; + enroll->dont_expire_password_explicit = 1; +} + const char ** adcli_enroll_get_service_principals_to_add (adcli_enroll *enroll) { diff --git a/library/adenroll.h b/library/adenroll.h index 1d5d00d..e06c2a4 100644 --- a/library/adenroll.h +++ b/library/adenroll.h @@ -121,6 +121,11 @@ bool adcli_enroll_get_trusted_for_delegation (adcli_enroll *enroll void adcli_enroll_set_trusted_for_delegation (adcli_enroll *enroll, bool value); +bool adcli_enroll_get_dont_expire_password (adcli_enroll *enroll); +void adcli_enroll_set_dont_expire_password (adcli_enroll *enroll, + bool value); + + krb5_kvno adcli_enroll_get_kvno (adcli_enroll *enroll); void adcli_enroll_set_kvno (adcli_enroll *enroll, diff --git a/tools/computer.c b/tools/computer.c index 6a9b3bc..8221fc8 100644 --- a/tools/computer.c +++ b/tools/computer.c @@ -110,6 +110,7 @@ typedef enum { opt_add_samba_data, opt_samba_data_tool, opt_trusted_for_delegation, + opt_dont_expire_password, opt_add_service_principal, opt_remove_service_principal, opt_use_ldaps, @@ -142,6 +143,8 @@ static adcli_tool_desc common_usages[] = { { opt_computer_password_lifetime, "lifetime of the host accounts password in days", }, { opt_trusted_for_delegation, "set/unset the TRUSTED_FOR_DELEGATION flag\n" "in the userAccountControl attribute", }, + { opt_dont_expire_password, "set/unset the DONT_EXPIRE_PASSWORD flag\n" + "in the userAccountControl attribute", }, { opt_add_service_principal, "add the given service principal to the account\n" }, { opt_remove_service_principal, "remove the given service principal from the account\n" }, { opt_no_password, "don't prompt for or read a password" }, @@ -295,6 +298,13 @@ parse_option (Option opt, adcli_enroll_set_trusted_for_delegation (enroll, false); } return; + case opt_dont_expire_password: + if (strcasecmp (optarg, "true") == 0 || strcasecmp (optarg, "yes") == 0) { + adcli_enroll_set_dont_expire_password (enroll, true); + } else { + adcli_enroll_set_dont_expire_password (enroll, false); + } + return; case opt_add_service_principal: adcli_enroll_add_service_principal_to_add (enroll, optarg); return; @@ -369,6 +379,7 @@ adcli_tool_computer_join (adcli_conn *conn, { "os-service-pack", optional_argument, NULL, opt_os_service_pack }, { "user-principal", optional_argument, NULL, opt_user_principal }, { "trusted-for-delegation", required_argument, NULL, opt_trusted_for_delegation }, + { "dont-expire-password", required_argument, NULL, opt_dont_expire_password }, { "add-service-principal", required_argument, NULL, opt_add_service_principal }, { "show-details", no_argument, NULL, opt_show_details }, { "show-password", no_argument, NULL, opt_show_password }, @@ -475,6 +486,7 @@ adcli_tool_computer_update (adcli_conn *conn, { "user-principal", optional_argument, NULL, opt_user_principal }, { "computer-password-lifetime", optional_argument, NULL, opt_computer_password_lifetime }, { "trusted-for-delegation", required_argument, NULL, opt_trusted_for_delegation }, + { "dont-expire-password", required_argument, NULL, opt_dont_expire_password }, { "add-service-principal", required_argument, NULL, opt_add_service_principal }, { "remove-service-principal", required_argument, NULL, opt_remove_service_principal }, { "show-details", no_argument, NULL, opt_show_details }, -- 2.33.0
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