Add k8s shutdown/openup scripts

Add nut ansible roles
Add acme certificate ansible role

ansible/inventory/group_vars/all/acme_certificate.yaml

@@ -0,0 +1,6 @@
+acme_certificate_csr_organization: Balsillie Family
+acme_certificate_csr_locality: Queenstown
+acme_certificate_csr_state: Otago
+acme_certificate_csr_country: NZ
+acme_certificate_csr_email: admin@balsillie.net
+acme_certificate_directory: https://acme-v02.api.letsencrypt.org/directory

ansible/inventory/group_vars/all/all.yaml

@@ -1 +0,0 @@
----

ansible/inventory/group_vars/all/nut.yaml

@@ -0,0 +1,2 @@
+nut_client_primary_username: nut-primary
+nut_client_secondary_username: nut-secondary

ansible/inventory/group_vars/all/rfc2136.yaml

@@ -0,0 +1,3 @@
+rfc2136_key_algorithm: hmac-sha256
+rfc2136_key_name: rndc-house
+rfc2136_server_address: 10.208.240.1

ansible/inventory/group_vars/nut_clients/nut_clients.yaml

@@ -1,2 +0,0 @@
-nut_packages:
-  nut

ansible/inventory/group_vars/nut_servers/nut_servers.yaml

@@ -1,2 +0,0 @@
-nut_packages:
-  nut

ansible/inventory/host_vars/hv00.balsillie.house/acme_certificate.yaml

@@ -0,0 +1 @@
+acme_certifcate_account_email: acme.hv00@balsillie.email

ansible/inventory/host_vars/hv00.balsillie.house/ansible_connection.yaml

@@ -1,7 +1,9 @@
- 
 ansible_connection: ssh
-ansible_host: 192.168.1.250
+ansible_host: hv00.balsillie.house
 ansible_fqdn: hv00.balsillie.house
+ansible_remote_addr: 10.192.110.100
 ansible_port: 22
+ansible_user: ladmin
+ansible_become_user: root
 ansible_become_method: sudo
 static_fqdn: hv00.balsillie.house

ansible/inventory/host_vars/hv00.balsillie.house/credentials.yaml

@@ -1,13 +0,0 @@
-$ANSIBLE_VAULT;1.1;AES256
-65303065306531633065386131316639323033623166636331386435393231623763356336646337
-3430333966353561336334333332343130643065323663610a393664353431623037363731373837
-61653866666536383365393434613933393437343135346430643136396236313138613762316438
-3439303064366639380a316563666330306636613734666136633066656234363936623536383130
-65363364393937343231346133343435383336366464666661663432663663316337356637643165
-34303238653334663764633534393237643639636435633436353862663533346634396339343935
-34396363306461623564623566356139613564633136313965386337373138316365383732663139
-34396438636436376566323435316430376261323835303231663735373465326666666161616330
-33663132613733663337393636643736313863643566343366633032396134303462656162376432
-62666563376663323537396638306233346238306434643434366131656438303035666265613336
-37336135373061393036326633333137356531303038613061373638306435396135383365323265
-33623061633139626431

ansible/inventory/host_vars/hv00.balsillie.house/nut_client.yaml

@@ -0,0 +1,14 @@
+nut_client_local_server: true
+nut_client_shutdown_cmd: /usr/bin/poweroff
+nut_client_shutdown_exit: "true"
+nut_client_hostsync: 120
+nut_client_notify_cmd: /scripts/notify.sh
+nut_client_ups_devices:
+  - name: ups0
+    host: hv00.balsillie.house
+    type: primary
+    port: 3493
+    powervalue: 1
+nut_client_notify_flags:
+  - name: SHUTDOWN
+    flags: EXEC

ansible/inventory/host_vars/hv00.balsillie.house/nut_server.yaml

@@ -2,6 +2,6 @@ nut_server_listen_address: 10.192.110.100
 nut_server_listen_port: 3493
 
 nut_server_ups_devices:
-  - name: APC 650
+  - name: ups0
     driver: usbhid-ups
     port: auto

ansible/inventory/host_vars/kube00.balsillie.house/acme_certificate.yaml

@@ -0,0 +1 @@
+acme_certifcate_account_email: acme.kube00@balsillie.email

ansible/inventory/host_vars/kube00.balsillie.house/nut_client.yaml

@@ -1,4 +1,4 @@
----
+nut_client_local_server: false
 
 nut_client_server_list:
   - host: hv00.balsillie.house

ansible/inventory/inventory.yaml

@@ -44,6 +44,7 @@ all:
             hv00.balsillie.house:
         nut_clients:
           hosts:
+            hv00.balsillie.house:
             kube00.balsillie.house:
     workstations:
       children:

ansible/playbooks/nut.yaml

@@ -3,26 +3,30 @@
     - nut_servers
     - nut_clients
   become: true
+  gather_facts: true
   tasks:
 
-    - name: Install NUT packages
+    - name: Install NUT package on Archlinux
       when: ansible_facts['os_family'] == "Archlinux"
       community.general.pacman:
-        name: "{{ nut_packages }}" 
+        name: nut
         state: latest
         update_cache: true
         upgrade: false
 
 - name: Setup NUT servers
-  gather_facts: true
+  gather_facts: false
   hosts: nut_servers
   become: true
   roles:
-    - ssl_certificate
+    - role: acme_certificate
-    - nut_server
+      vars:
+        acme_certificate_subject: "{{ ansible_hostname }}"
+        acme_certificate_zone: balsillie.house
+    - role: nut_server
 
 - name: Setup NUT clients
-  gather_facts: true
+  gather_facts: false
   hosts: nut_clients
   become: true
   roles:

ansible/roles/acme_certificate/tasks/main.yaml

@@ -0,0 +1,128 @@
+---
+
+- name: Create ACME account directory
+  ansible.builtin.file:
+    group: root
+    mode: '0700'
+    owner: root
+    path: /etc/ssl/private/ACME
+    state: directory
+
+- name: Create ACME account key
+  community.crypto.openssl_privatekey:
+    cipher: auto
+    curve: secp384r1
+    format: pkcs1
+    group: root
+    mode: '0600'
+    owner: root
+    passphrase: "{{ acme_certificate_account_key_passphrase }}"
+    path: /etc/ssl/private/ACME/account.key
+    size: 384
+    state: present
+    type: Ed25519
+
+- name: Generate RSA private key
+  community.crypto.openssl_privatekey:
+    cipher: auto
+    curve: secp384r1
+    format: pkcs1
+    group: root
+    mode: '0600'
+    owner: root
+    passphrase: "{{ ssl_passphrase }}"
+    path: "/etc/ssl/private/{{ acme_certificate_subject }}.key"
+    size: 4096
+    state: present
+    type: RSA
+
+- name: Generate CSR
+  community.crypto.openssl_csr:
+    common_name: "{{ acme_certificate_subject }}"
+    country_name: "{{ acme_certificate_csr_country }}"
+    digest: sha256
+    email_address: "{{ acme_certificate_csr_email }}"
+    group: root
+    locality_name: "{{ acme_certificate_csr_locality }}"
+    mode: '0600'
+    organization_name: "{{ acme_certificate_csr_organization }}"
+    owner: root
+    path: "/etc/ssl/private/{{ acme_certificate_subject }}.csr"
+    privatekey_path: "/etc/ssl/private/{{ acme_certificate_subject }}.key"
+    state: present
+    state_or_province_name: "{{ acme_certificate_csr_state }}"
+    use_common_name_for_san: true
+
+- name: Submit ACME certificate request
+  community.crypto.acme_certificate:
+    account_email: "{{ acme_certificate_account_email }}"
+    account_key_passphrase: "{{ acme_certificate_account_key_passphrase }}"
+    account_key_src: /etc/ssl/private/ACME/account.key
+    acme_directory: "{{ acme_certificate_directory }}"
+    acme_version: 2
+    chain_dest: "/etc/ssl/private/{{ acme_certificate_subject }}.chain"
+    challenge: dns-01
+    csr: "/etc/ssl/private/{{ acme_certificate_subject }}.csr"
+    dest: "/etc/ssl/private/{{ acme_certificate_subject }}.crt"
+    modify_account: true
+    select_crypto_backend: cryptography
+    terms_agreed: true
+    validate_certs: true
+  register: challenge
+
+- name: Debug ACME certificate challenge
+  ansible.builtin.debug:
+    var: challenge
+
+- name: Proceed if challenge is changed
+  when:
+    - challenge is changed
+    - acme_certificate_subject in challenge.challenge_data
+  block:
+
+    - name: Answer ACME certificate challenge
+      community.general.nsupdate:
+        key_algorithm: "{{ rfc2136_key_algorithm }}"
+        key_name: "{{ rfc2136_key_name }}"
+        key_secret: "{{ rfc2136_key_secret }}"
+        port: 53
+        protocol: tcp
+        record: "{{ challenge.challenge_data[acme_certificate_subject]['dns-01'].record }}"
+        server: "{{ rfc2136_server_address }}"
+        state: present
+        ttl: 3600
+        type: TXT
+        value: "{{ challenge.challenge_data[acme_certificate_subject]['dns-01'].resource_value }}"
+        zone: "{{ acme_certificate_zone }}"
+
+    - name: Retrieve ACME certificate
+      community.crypto.acme_certificate:
+        account_email: "{{ acme_certificate_account_email }}"
+        account_key_passphrase: "{{ acme_certificate_account_key_passphrase }}"
+        account_key_src: /etc/ssl/private/ACME/account.key
+        acme_directory: "{{ acme_certificate_directory }}"
+        acme_version: 2
+        chain_dest: "/etc/ssl/private/{{ acme_certificate_subject }}.chain"
+        challenge: dns-01
+        csr: "/etc/ssl/private/{{ acme_certificate_subject }}.csr"
+        data: "{{ challenge }}"
+        dest: "/etc/ssl/private/{{ acme_certificate_subject }}.crt"
+        modify_account: true
+        select_crypto_backend: cryptography
+        terms_agreed: true
+        validate_certs: true
+
+    - name: Cleanup ACME challenge
+      community.general.nsupdate:
+        key_algorithm: "{{ rfc2136_key_algorithm }}"
+        key_name: "{{ rfc2136_key_name }}"
+        key_secret: "{{ rfc2136_key_secret }}"
+        port: 53
+        protocol: tcp
+        record: "{{ challenge.challenge_data[acme_certificate_subject]['dns-01'].record }}"
+        server: "{{ rfc2136_server_address }}"
+        state: absent
+        ttl: 3600
+        type: TXT
+        value: "{{ challenge.challenge_data[acme_certificate_subject]['dns-01'].resource_value }}"
+        zone: "{{ acme_certificate_zone }}"

ansible/roles/nut_client/files/nut-monitor_overrride.conf

@@ -0,0 +1,3 @@
+[Unit]
+Requires=network-online.target
+After=network-online.target

ansible/roles/nut_client/tasks/main.yaml

@@ -0,0 +1,23 @@
+- name: Template out upsmon.conf
+  ansible.builtin.template:
+    src: upsmon.conf.j2
+    dest: /etc/nut/upsmon.conf
+    trim_blocks: true
+    owner: root
+    group: nut
+    mode: '0640'
+
+- name: Copy nut-monitor systemd drop in file
+  when: not ( nut_client_local_server | default(true) )
+  ansible.builtin.template:
+    src: nut-monitor_override.conf
+    dest: /etc/systemd/system/nut-monitor.service.d/override.conf
+    owner: root
+    group: root
+    mode: '0644'
+
+- name: Start and enable nut-monitor
+  ansible.builtin.service:
+    name: nut-monitor
+    state: restarted
+    enabled: true

ansible/roles/nut_client/templates/upsmon.conf.j2

@@ -0,0 +1,33 @@
+# File configured by Ansible playbook
+# Configuration reference:
+# https://man.archlinux.org/man/upsmon.conf.5
+
+{% for ups in nut_client_ups_devices %}
+{% if ups.type == 'primary' %}
+MONITOR {{ ups.name }}@{{ ups.host | default('localhost') }}:{{ ups.port | default(3493) }} {{ ups.powervalue | default('1') }} {{ nut_client_primary_username }} {{ nut_client_primary_password }} primary
+{% elif ups.type == 'secondary' %}
+MONITOR {{ ups.name }}@{{ ups.host | default('localhost') }}:{{ ups.port | default(3493) }} {{ ups.powervalue | default('1') }} {{ nut_client_secondary_username }} {{ nut_client_secondary_password }} secondary
+{% endif %}
+{% endfor %}
+FINALDELAY {{ nut_client_final_delay | default('5') }}
+NOCOMMWARNTIME 300
+RBWARNTIME 43200
+OFFDURATION 30
+SHUTDOWNCMD "{{ nut_client_shutdown_cmd | default('/usr/bin/poweroff') }}"
+SHUTDOWNEXIT {{ nut_client_shutdown_exit | default('true') }}
+POWERDOWNFLAG "/etc/killpower"
+DEADTIME 15
+HOSTSYNC {{ nut_client_hostsync | default('30') }}
+POLLFREQALERT 5
+POLLFREQ 5
+MINSUPPLIES {{ nut_client_min_supplies | default('1') }}
+CERTPATH /usr/ssl/certs
+FORCESSL 1
+CERTVERIFY 1
+NOTIFYCMD {{ nut_client_notify_cmd | default('/usr/bin/notify-send') }}
+{% for message in  nut_client_notify_messages %}
+NOTIFYMSG {{ message.name }} {{ message.message }}
+{% endfor %}
+{% for notify in  nut_client_notify_flags %}
+NOTIFYFLAG {{ notify.name }} {{ notify.flags }}
+{% endfor %}

ansible/roles/nut_server/tasks/main.yaml

@@ -41,17 +41,3 @@
     name: nut-server
     state: restarted
     enabled: true
-
-- name: Template out upsmon.conf
-  ansible.builtin.template:
-    src: upsmon.conf.j2
-    dest: /etc/nut/upsmon.conf
-    owner: root
-    group: nut
-    mode: '0640'
-
-- name: Start and enable nut-monitor
-  ansible.builtin.service:
-    name: nut-monitor
-    state: restarted
-    enabled: true

ansible/roles/nut_server/templates/upsd.users.j2

@@ -0,0 +1,11 @@
+[{{ nut_client_primary_username }}]
+     password = {{ nut_client_primary_password }}
+     upsmon primary
+     actions = SET
+     instcmds = ALL
+
+[{{ nut_client_secondary_username }}]
+     password = {{ nut_client_secondary_password }}
+     upsmon secondary
+     actions = SET
+     instcmds = ALL     

scripts/notify.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+curl -d "$1" -X POST https://$NOTIFY_HOST/$NOTIFY_CHANNEL

scripts/openup.sh

@@ -0,0 +1,131 @@
+#!/bin/bash
+
+# Set array variables
+
+OSDS=(0 1 2 3 4 5 6 7 8 9 10 11 12 13 14)
+DATABASE_LIST=(
+    "nextcloud"
+    "gitea"
+    "mastodon-db"
+    "synapse"
+    "mas"
+    "mss"
+    "coturn"
+    "keycloak"
+    "signal-bridge"
+    "whatsapp-bridge"
+    "telegram-bridge"
+    "discord-bridge"
+    "facebook-bridge"
+)
+
+# Uncordon node
+
+echo "Uncordoning node."
+kubectl uncordon kube00
+
+# Scale bind to 1
+
+echo "Scaling up Bind."
+kubectl -n dns scale deployment bind --replicas=1
+
+# Wait for the ceph monitors and managers to be ready
+
+echo "Waiting for ceph monitors and managers to be ready..."
+kubectl wait --for=condition=available=True deployment/rook-ceph-mon-a --timeout=30m -n rook-ceph
+kubectl wait --for=condition=available=True deployment/rook-ceph-mgr-a --timeout=30m -n rook-ceph
+
+# Wait for ceph block pool OSDs to be ready
+
+echo "Waiting for ceph block pool OSDs to be ready..."
+kubectl wait --for=condition=available=True deployment/rook-ceph-osd-10 --timeout=30m -n rook-ceph
+kubectl wait --for=condition=available=True deployment/rook-ceph-osd-11 --timeout=30m -n rook-ceph
+
+# Scale up the non-psql db workloads
+
+echo "Scaling up non-psql db workloads."
+kubectl -n db scale deployment --all --replicas=1
+
+# Take all databases out of hibernation
+
+echo "Un-hibernate DB 1/13..."
+kubectl cnpg hibernate off gitea -n db
+echo "Un-hibernate DB 2/13..."
+kubectl cnpg hibernate off keycloak -n db
+echo "Un-hibernate DB 3/13..."
+kubectl cnpg hibernate off mastodon-db -n db
+echo "Un-hibernate DB 4/13..."
+kubectl cnpg hibernate off nextcloud -n db
+echo "Un-hibernate DB 5/13..."
+kubectl cnpg hibernate off synapse -n db
+echo "Un-hibernate DB 6/13..."
+kubectl cnpg hibernate off mss -n db
+echo "Un-hibernate DB 7/13..."
+kubectl cnpg hibernate off mas -n db
+echo "Un-hibernate DB 8/13..."
+kubectl cnpg hibernate off coturn -n db
+echo "Un-hibernate DB 9/13..."
+kubectl cnpg hibernate off signal-bridge -n db
+echo "Un-hibernate DB 10/13..."
+kubectl cnpg hibernate off whatsapp-bridge -n db
+echo "Un-hibernate DB 11/13..."
+kubectl cnpg hibernate off telegram-bridge -n db
+echo "Un-hibernate DB 12/13..."
+kubectl cnpg hibernate off discord-bridge -n db
+echo "Un-hibernate DB 13/13..."
+kubectl cnpg hibernate off facebook-bridge -n db
+
+# Scale up Keycloak
+
+echo "Scaling up Keycloak."
+kubectl wait --for=jsonpath='{.status.phase}'='Cluster in healthy state' cluster/keycloak --timeout=15m -n db
+kubectl -n public scale statefulset keycloak --replicas=1
+kubectl -n public scale deployment keycloak-operator --replicas=1
+
+# Wait for the ceph-fs metadata servers to be ready
+
+echo "Waiting for ceph-fs metadata servers to be ready..."
+kubectl wait --for=condition=available=True deployment/mds-ceph-fs-hdd-a --timeout=30m -n rook-ceph
+kubectl wait --for=condition=available=True deployment/mds-ceph-fs-hdd-b --timeout=30m -n rook-ceph
+
+# Wait for all remaining ceph osds to be ready
+
+echo "Waiting for all remaining ceph osds to be ready..."
+for OSD in "${OSDS[@]}"; do
+    echo "Waiting for OSD $OSD to be ready..."
+    kubectl wait --for=condition=available=True deployment/rook-ceph-osd-$OSD --timeout=30m -n rook-ceph
+done
+
+# Scale up Mail
+
+echo "Scaling up Mail."
+kubectl -n public scale deployment postfix dovecot --replicas=1
+
+# Scale up Nextcloud
+
+echo "Scaling up Nextcloud."
+kubectl wait --for=jsonpath='{.status.phase}'='Cluster in healthy state' cluster/nextcloud --timeout=15m -n db
+kubectl -n private scale deployment sftp --replicas=1
+kubectl -n public scale deployment nextcloud collabora --replicas=1
+
+# Scale up Gitea
+
+echo "Scaling up Gitea."
+kubectl wait --for=jsonpath='{.status.phase}'='Cluster in healthy state' cluster/gitea --timeout=15m -n db
+kubectl -n public scale deployment gitea --replicas=1
+
+# Scale up Mastodon
+
+echo "Scaling up Mastodon."
+kubectl wait --for=jsonpath='{.status.phase}'='Cluster in healthy state' cluster/mastodon-db --timeout=15m -n db
+kubectl -n public scale deployment mastodon --replicas=1
+
+# Scale up all other deployments
+
+echo "Scaling up all other deployments."
+kubectl -n public scale deployment --all --replicas=1
+kubectl -n private scale deployment --all --replicas=1
+
+# Notify scale up complete
+
+/scripts/notify.sh "Operations resumed on host $HOSTNAME."

scripts/shutdown.sh

@@ -0,0 +1,73 @@
+#!/bin/bash
+
+# Set array variables
+
+DATABASE_LIST=(
+    "nextcloud"
+    "gitea"
+    "mastodon-db"
+    "synapse"
+    "mas"
+    "mss"
+    "coturn"
+    "keycloak"
+    "signal-bridge"
+    "whatsapp-bridge"
+    "telegram-bridge"
+    "discord-bridge"
+    "facebook-bridge"
+)
+
+# Notify shutdown commencement
+
+/scripts/notify.sh "Shutdown initiated on host $HOSTNAME."
+
+# Scale keycloak first
+
+kubectl -n public scale deployment keycloak-operator --replicas=0
+kubectl -n public scale statefulset keycloak --replicas=0
+
+# Scale all deployments to 0
+
+kubectl -n private scale deployment --all --replicas=0
+kubectl -n public scale deployment --selector=delayed.shutdown!=enabled --replicas=0 # Leave ntfy running
+kubectl -n db scale deployment --all --replicas=0
+
+# Notify scaling complete
+
+/scripts/notify.sh "Application scale down complete."
+
+# Hibernate all databases
+
+DB_INDEX=1
+DB_TOTAL=${#DATABASE_LIST[@]}
+for DB in "${DATABASE_LIST[@]}"; do
+    echo "Hibernating database $DB_INDEX/$DB_TOTAL ($DB)..."
+    kubectl cnpg hibernate on $DB -n db
+    DB_INDEX=$((DB_INDEX+1))
+done
+
+# Notify hibernation complete
+
+/scripts/notify.sh "Database hibernations complete, initiating final shutdown."
+
+# Scale the last deployments (ntfy + dns)
+
+kubectl -n public scale deployment --selector=delayed.shutdown=enabled --replicas=0
+kubectl -n dns scale deployment bind --replicas=0
+
+# Cordon node
+
+kubectl cordon kube00
+
+# Drain remaining pods
+
+kubectl drain kube00 --ignore-daemonsets --delete-local-data
+
+# Shutdown upsmon to notify the UPS primary that secondary shutdown has finished
+
+systemctl stop nut-monitor.service
+
+# shutdown
+
+poweroff