kadmin: Initial version of role

roles/kadmin/tasks/main.yml

@@ -0,0 +1,37 @@
+---
+- name: Install packages
+  ansible.builtin.package:
+    name: "{{ item }}"
+    state: installed
+  with_items:
+    - krb5-server
+    - krb5-server-ldap
+
+- name: Create kdc config
+  ansible.builtin.template:
+    dest: /var/kerberos/krb5kdc/kdc.conf
+    src: kdc.conf.j2
+    mode: 0600
+    owner: root
+    group: "{{ ansible_wheel }}"
+
+- name: Store kdc and kadmin LDAP credentials
+  ansible.builtin.command:
+    argv:
+      - kdb5_ldap_util
+      - stashsrvpw
+      - "uid=krb5kadmin,cn={{ kerberos_realm }},ou=System,{{ ldap_basedn }}"
+    stdin: |
+      {{ kerberos_kadmin_pass }}
+      {{ kerberos_kadmin_pass }}
+    creates: "/var/kerberos/krb5kdc/.k5.ldap.{{ kerberos_realm | lower() }}"
+  no_log: true
+
+- name: Store kdc master key
+  ansible.builtin.command:
+    argv:
+      - kdb5_util
+      - stash
+    stdin: "{{ kerberos_master_pass }}"
+    creates: "/var/kerberos/krb5kdc/.k5.{{ kerberos_realm }}"
+  no_log: true

roles/kadmin/templates/kdc.conf.j2

@@ -0,0 +1,24 @@
+[libdefaults]
+  default_realm = {{ kerberos_realm }}
+
+[realms]
+  {{ kerberos_realm }} = {
+    database_module = ldap.{{ kerberos_realm|lower() }}
+    key_stash_file = "/var/kerberos/krb5kdc/.k5.{{ kerberos_realm }}"
+    max_lifetime = 24h 0m 0s
+    max_renewable_life = 7d 0h 0m 0s
+    master_key_type = aes256-cts-hmac-sha1-96
+    supported_enctypes = aes256-cts-hmac-sha1-96:normal
+  }
+
+[dbmodules]
+  ldap.{{ kerberos_realm|lower() }} = {
+    db_library = kldap
+    disable_last_success = true
+    disable_lockout  = true
+    ldap_kerberos_container_dn = "ou=System,{{ ldap_basedn }}"
+    ldap_kdc_dn = "uid=krb5kdc,cn={{ kerberos_realm }},ou=System,{{ ldap_basedn }}"
+    ldap_kadmind_dn = "uid=krb5kadmin,cn={{ kerberos_realm }},ou=System,{{ ldap_basedn }}"
+    ldap_service_password_file = "/var/kerberos/krb5kdc/.k5.ldap.{{ kerberos_realm|lower() }}"
+    ldap_servers = "{% for item in ldap_server %}ldaps://{{ item }} {% endfor %}"
+  }