sshd: Move ssh deamon configuration to own role

roles/base/tasks/main.yml

@@ -25,50 +25,6 @@
     owner: root
     group: "{{ ansible_wheel }}"
 
-# use mozilla recommended settings (only prefer aes256 over chacha20)
-# https://infosec.mozilla.org/guidelines/openssh.html
-- name: tighten sshd kex algorithms
-  lineinfile:
-    path: /etc/ssh/sshd_config
-    line: "KexAlgorithms curve25519-sha256@libssh.org,\
-     diffie-hellman-group-exchange-sha256"
-    regexp: "^KexAlgorithms .*"
-  notify: restart sshd
-- name: tighten sshd ciphers
-  lineinfile:
-    path: /etc/ssh/sshd_config
-    line: "Ciphers aes256-gcm@openssh.com,chacha20-poly1305@openssh.com,\
-     aes128-gcm@openssh.com,aes256-ctr,aes192-ctr,aes128-ctr"
-    regexp: "^Ciphers .*"
-  notify: restart sshd
-- name: tighten sshd macs
-  lineinfile:
-    path: /etc/ssh/sshd_config
-    line: "MACs hmac-sha2-512-etm@openssh.com,\
-     hmac-sha2-256-etm@openssh.com,umac-128-etm@openssh.com,\
-     hmac-sha2-512,hmac-sha2-256,umac-128@openssh.com"
-    regexp: "^MACs .*"
-  notify: restart sshd
-
-- name: disable ecdsa key from sshd
-  lineinfile:
-    path: /etc/ssh/sshd_config
-    line: "#HostKey /etc/ssh/ssh_host_ecdsa_key"
-    regexp: "^#?HostKey /etc/ssh/ssh_host_ecdsa_key"
-  notify: restart sshd
-- name: disable rsa key from sshd
-  lineinfile:
-    path: /etc/ssh/sshd_config
-    line: "#HostKey /etc/ssh/ssh_host_rsa_key"
-    regexp: "^#?HostKey /etc/ssh/ssh_host_rsa_key"
-  notify: restart sshd
-- name: enable ed25519 key from sshd
-  lineinfile:
-    path: /etc/ssh/sshd_config
-    line: "HostKey /etc/ssh/ssh_host_ed25519_key"
-    regexp: "^#?HostKey /etc/ssh/ssh_host_ed25519_key"
-  notify: restart sshd
-
 - name: install basic roles
   include_role:
     name: "{{ role }}"
@@ -76,5 +32,6 @@
     - network
     - pki
     - psacct
+    - sshd
   loop_control:
     loop_var: role