Configure Bacula File Daemon / Storage Daemon / Director.

Using client-side data signing/encryption and wrapping inter-host
communication into stunnel.

2 files changed, 151 insertions, 0 deletions

diff --git a/roles/common/tasks/bacula.yml b/roles/common/tasks/bacula.yml
new file mode 100644
index 0000000..248d47d
--- /dev/null
+++ b/roles/common/tasks/bacula.yml
@@ -0,0 +1,150 @@
+- name: Install stunnel
+  apt: pkg=stunnel4
+
+- name: Auto-enable stunnel
+  lineinfile: dest=/etc/default/stunnel4
+              regexp='^(\s*#)?\s*ENABLED='
+              line='ENABLED=1'
+              owner=root group=root
+              mode=0644
+
+- name: Create /etc/stunnel/certs
+  file: path=/etc/stunnel/certs
+        state=directory
+        owner=root group=root
+        mode=0755
+
+- name: Generate a private key and a X.509 certificate for Bacula FD
+  command: genkeypair.sh x509
+                         --pubkey=/etc/stunnel/certs/{{ inventory_hostname_short }}-fd.pem
+                         --privkey=/etc/stunnel/certs/{{ inventory_hostname_short }}-fd.key
+                         --ou=BaculaFD --cn={{ inventory_hostname }} --dns={{ inventory_hostname }}
+                         -t rsa -b 4096 -h sha512
+  register: r1
+  changed_when: r1.rc == 0
+  failed_when: r1.rc > 1
+  notify:
+    - Restart stunnel
+  tags:
+    - genkey
+
+- name: Fetch Bacula FD X.509 certificate
+  # Ensure we don't fetch private data
+  sudo: False
+  fetch: src=/etc/stunnel/certs/{{ inventory_hostname_short }}-fd.pem
+         dest=certs/bacula/
+         fail_on_missing=yes
+         flat=yes
+  tags:
+    - genkey
+
+- name: Copy Bacula Dir X.509 certificates
+  assemble: src=certs/bacula regexp="-dir\.pem$" remote_src=no
+            dest=/etc/stunnel/certs/bacula-dirs.pem
+            owner=root group=root
+            mode=0644
+  register: r2
+  when: "'bacula-dir' not in group_names"
+  notify:
+    - Restart stunnel
+
+- name: Copy Bacula SD X.509 certificates
+  copy: src=certs/bacula/{{ hostvars[item].inventory_hostname_short }}-sd.pem
+        dest=/etc/stunnel/certs/
+        owner=root group=root
+        mode=0644
+  register: r3
+  with_items: groups['bacula-sd'] | difference([inventory_hostname])
+  notify:
+    - Restart stunnel
+
+- name: Configure stunnel
+  template: src=etc/stunnel/bacula-fd.conf.j2
+            dest=/etc/stunnel/bacula-fd.conf
+            owner=root group=root
+            mode=0644
+  register: r4
+  when: "'bacula-dir' not in group_names or 'bacula-sd' not in group_names"
+  notify:
+    - Restart stunnel
+
+- name: Start stunnel
+  service: name=stunnel4 pattern=/usr/bin/stunnel4 state=started
+  when: not (r1.changed or r2.changed or r3.changed or r4.changed)
+
+- meta: flush_handlers
+
+
+
+- name: Install bacula-fd
+  apt: pkg=bacula-fd
+
+- name: Create /var/lib/bacula/tmp
+  file: path=/var/lib/bacula/tmp
+        state=directory
+        owner=root group=root
+        mode=0700
+
+- name: Delete /etc/bacula/common_default_passwords
+  file: path=/etc/bacula/common_default_passwords state=absent
+
+# Create with:
+#   echo $director-dir $(pwgen -sn 64 1) | sudo tee -a /etc/bacula/passwords-fd
+- name: Ensure /etc/bacula/passwords-fd exists
+  file: path=/etc/bacula/passwords-fd
+        state=file
+        owner=root group=root
+        mode=0600
+
+- name: Configure bacula
+  template: src=etc/bacula/bacula-fd.conf.j2
+            dest=/etc/bacula/bacula-fd.conf
+            owner=root group=root
+            mode=0644
+  notify:
+    - Restart bacula-fd
+
+- name: Create /etc/bacula/ssl
+  file: path=/etc/bacula/ssl
+        state=directory
+        owner=root group=root
+        mode=0755
+
+- name: Generate a keypair for data encryption
+  command: genkeypair.sh x509
+                         --pubkey=/etc/bacula/ssl/{{ inventory_hostname_short }}.pem
+                         --privkey=/etc/bacula/ssl/{{ inventory_hostname_short }}.pem
+                         --ou=BaculaFD --cn={{ inventory_hostname }} --dns={{ inventory_hostname }}
+                         -t rsa -b 4096 -h sha512
+  register: r
+  changed_when: r.rc == 0
+  failed_when: r.rc > 1
+  notify:
+    - Restart bacula-fd
+  tags:
+    - genkey
+
+- name: Copy the master public key for data encryption
+  copy: src=certs/bacula/data-master.pem
+        dest=/etc/bacula/ssl/master.pem
+        owner=root group=root
+        mode=0644
+  tags:
+    - genkey
+
+- name: Copy bacula-fd.service
+  copy: src=lib/systemd/system/bacula-fd.service
+        dest=/lib/systemd/system/bacula-fd.service
+        owner=root group=root
+        mode=0644
+  notify:
+    - systemctl daemon-reload
+    - Restart bacula-fd
+
+- meta: flush_handlers
+
+- name: Enable bacula-fd
+  service: name=bacula-fd enabled=yes
+
+- name: Start bacula-fd
+  service: name=bacula-fd state=started
diff --git a/roles/common/tasks/main.yml b/roles/common/tasks/main.yml
index 8f28b93..477bd34 100644
--- a/roles/common/tasks/main.yml
+++ b/roles/common/tasks/main.yml
@@ -13,40 +13,41 @@
 - include: clamav.yml   tags=clamav
 - include: fail2ban.yml tags=fail2ban
 - include: smart.yml    tags=smartmontools,smart
   when: "not ((ansible_virtualization_role == 'guest' and ansible_virtualization_type == 'xen') or ansible_system_vendor == 'QEMU')"
 - include: haveged.yml  tags=haveged,entropy
 - name: Copy genkeypair.sh and gendhparam.sh
   copy: src=usr/local/bin/{{ item }}
         dest=/usr/local/bin/{{ item }}
         owner=root group=root
         mode=0755
   tags: genkey
   with_items:
     - genkeypair.sh
     - gendhparam.sh
 - name: Generate DH parameters
   command: gendhparam.sh /etc/ssl/private/dhparams.pem creates=/etc/ssl/private/dhparams.pem
   tags: genkey
 - include: logging.yml  tags=logging
 - include: ntp.yml      tags=ntp
 - include: mail.yml     tags=mail,postfix
+- include: bacula.yml   tags=bacula-fd,bacula
 
 - name: Install common packages
   apt: pkg={{ item }}
   with_items:
     - ca-certificates
     - etckeeper
     - ethtool
     - git
     - htop
     - molly-guard
     - rsync
     - screen
     - telnet-ssl
 
 # XXX: this is a workaround the CAcert root CAs not being present in
 # Jessie.  In stretch, we would merely install the 'ca-cacert' package.
 - name: Create directory /usr/local/share/ca-certificates/CAcert
   file: path=/usr/local/share/ca-certificates/CAcert
         state=directory
         owner=root group=root