e3eedea157
The content of this branch was automatically imported from Fedora ELN with the following as its source: https://src.fedoraproject.org/rpms/adcli#7f6164b3c3a4a601d61d5a45b8bfc3b107d0365a
123 lines
3.4 KiB
Diff
123 lines
3.4 KiB
Diff
From 6b94f9712378b8f1fa1bc530c64cb987abb0c43b Mon Sep 17 00:00:00 2001
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From: Sumit Bose <sbose@redhat.com>
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Date: Tue, 27 Oct 2020 15:23:04 +0100
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Subject: [PATCH 10/10] service-account: add random suffix to account name
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Add a random component to the default managed service account name to
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avoid name collisions.
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Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1854112
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---
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library/adenroll.c | 79 ++++++++++++++++++++++++++++++++++++++++++++++
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1 file changed, 79 insertions(+)
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diff --git a/library/adenroll.c b/library/adenroll.c
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index 98cd5fa..f693e58 100644
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--- a/library/adenroll.c
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+++ b/library/adenroll.c
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@@ -1121,6 +1121,59 @@ load_computer_account (adcli_enroll *enroll,
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return ADCLI_SUCCESS;
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}
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+static adcli_result
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+refresh_service_account_name_sam_and_princ (adcli_enroll *enroll,
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+ const char *name)
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+{
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+ adcli_result res;
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+
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+ adcli_enroll_set_computer_name (enroll, name);
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+ res = ensure_computer_sam (ADCLI_SUCCESS, enroll);
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+ res = ensure_keytab_principals (res, enroll);
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+
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+ return res;
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+}
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+
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+static adcli_result
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+calculate_random_service_account_name (adcli_enroll *enroll)
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+{
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+ char *suffix;
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+ char *new_name;
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+ int ret;
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+ adcli_result res;
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+
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+ suffix = generate_host_password (enroll, 3, filter_sam_chars);
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+ return_unexpected_if_fail (suffix != NULL);
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+
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+ ret = asprintf (&new_name, "%s!%s", enroll->computer_name, suffix);
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+ free (suffix);
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+ return_unexpected_if_fail (ret > 0);
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+
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+ res = refresh_service_account_name_sam_and_princ (enroll, new_name);
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+ free (new_name);
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+
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+ return res;
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+}
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+
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+static adcli_result
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+get_service_account_name_from_ldap (adcli_enroll *enroll, LDAPMessage *results)
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+{
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+ LDAP *ldap;
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+ char *cn;
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+ adcli_result res;
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+
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+ ldap = adcli_conn_get_ldap_connection (enroll->conn);
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+ assert (ldap != NULL);
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+
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+ cn = _adcli_ldap_parse_value (ldap, results, "CN");
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+ return_unexpected_if_fail (cn != NULL);
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+
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+ res = refresh_service_account_name_sam_and_princ (enroll, cn);
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+ free (cn);
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+
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+ return res;
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+}
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+
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static adcli_result
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locate_or_create_computer_account (adcli_enroll *enroll,
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int allow_overwrite)
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@@ -1143,8 +1196,32 @@ locate_or_create_computer_account (adcli_enroll *enroll,
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searched = 1;
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}
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+ /* Try with fqdn for service accounts */
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+ if (!enroll->computer_dn && enroll->is_service
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+ && enroll->host_fqdn != NULL) {
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+ res = locate_computer_account (enroll, ldap, true,
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+ &results, &entry);
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+ if (res != ADCLI_SUCCESS)
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+ return res;
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+ searched = 1;
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+
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+ if (results != NULL) {
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+ res = get_service_account_name_from_ldap (enroll,
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+ results);
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+ if (res != ADCLI_SUCCESS) {
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+ return res;
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+ }
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+ }
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+ }
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+
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/* Next try and come up with where we think it should be */
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if (enroll->computer_dn == NULL) {
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+ if (enroll->is_service && !enroll->computer_name_explicit) {
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+ res = calculate_random_service_account_name (enroll);
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+ if (res != ADCLI_SUCCESS) {
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+ return res;
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+ }
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+ }
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res = calculate_computer_account (enroll, ldap);
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if (res != ADCLI_SUCCESS)
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return res;
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@@ -2113,6 +2190,8 @@ adcli_enroll_prepare (adcli_enroll *enroll,
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if (enroll->is_service) {
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/* Ensure basic params for service accounts */
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+ res = ensure_host_fqdn (res, enroll);
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+ res = ensure_computer_name (res, enroll);
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res = ensure_computer_sam (res, enroll);
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res = ensure_computer_password (res, enroll);
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res = ensure_host_keytab (res, enroll);
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--
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2.28.0
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