roles: Add nextcloud (for debian)

roles/nextcloud/defaults/main.yml

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+---
+nextcloud_url_download: "https://download.nextcloud.com/server/releases/nextcloud-19.0.2.tar.bz2"
+nextcloud_php_fpm: "/run/php/php7.3-fpm.sock"
+#nextcloud_domain: "" # required

roles/nextcloud/handlers/main.yml

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+---
+- name: reload nginx
+  systemd:
+    name: nginx
+    state: reloaded
+
+- name: regenerate certificates
+  command: /usr/bin/dehydrated -f /etc/dehydrated/config -c

roles/nextcloud/meta/main.yml

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+---
+dependencies:
+  - role: nginx
+  - role: php

roles/nextcloud/tasks/main.yml

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+---
+- name: Install deps
+  package:
+    state: latest
+    name:
+    - mariadb-server
+    - redis
+    - sendmail-bin
+
+- name: get and unzip nextcloud
+  unarchive:
+    src: "{{ nextcloud_url_download }}"
+    dest: /var/www/
+    owner: www-data
+    group: www-data
+    remote_src: yes
+    creates: /var/www/nextcloud
+
+- name: config nextcloud
+  lineinfile:
+    path: "/var/www/nextcloud/config/config.php"
+    regex: ".*'{{ item.key }}'.*=>.*"
+    insertbefore: "\\);"
+    line: "  '{{ item.key }}' =>  {{ item.value }},"
+  with_items:
+  - key: "datadirectory"
+    value: "'/data'"
+  - key: "redis"
+    value: "array('host' => '127.0.0.1', 'port' => 6379)"
+  - key: "memcache.local"
+    value: "'\\\\OC\\\\Memcache\\\\Redis'"
+  - key: "memcache.distributed"
+    value: "'\\\\OC\\\\Memcache\\\\Redis'"
+  - key: "memcache.locking"
+    value: "'\\\\OC\\\\Memcache\\\\Redis'"
+
+- name: config acme
+  notify: regenerate certificates
+  lineinfile:
+    path: "/etc/dehydrated/domains.txt"
+    line: "{{ nextcloud_domain }}"
+    create: yes
+
+- name: config webserver
+  notify: reload nginx
+  template:
+    src: "nginx"
+    dest: "/etc/nginx/sites-available/nextcloud"
+    mode: 660
+
+- name: enable webserver
+  notify: reload nginx
+  file:
+    src: "/etc/nginx/sites-available/nextcloud"
+    dest: "/etc/nginx/sites-enabled/nextcloud"
+    state: link
+
+- name: Install nextcloud cronjob
+  template:
+    dest: "/etc/systemd/system/{{ item }}"
+    src: "{{ item }}"
+  with_items:
+  - nextcloudcron.service
+  - nextcloudcron.timer
+
+- name: Start nextcloud cronjob
+  systemd:
+    name: nextcloudcron.timer
+    state: started
+    enabled: yes

roles/nextcloud/templates/nextcloudcron.service

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+[Unit]
+Description=Nextcloud cron.php job
+
+[Service]
+User=www-data
+ExecStart=/usr/bin/php -f /var/www/nextcloud/cron.php

roles/nextcloud/templates/nextcloudcron.timer

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+[Unit]
+Description=Run Nextcloud cron.php every 5 minutes
+
+[Timer]
+OnBootSec=5min
+OnUnitActiveSec=5min
+Unit=nextcloudcron.service
+
+[Install]
+WantedBy=timers.target

roles/nextcloud/templates/nginx

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+server {
+	listen [::]:443 http2 ssl;
+	listen 443 http2 ssl;
+	
+        server_name {{ nextcloud_domain }};
+
+	ssl_certificate /var/lib/dehydrated/certs/{{ nextcloud_domain }}/fullchain.pem;
+	ssl_certificate_key /var/lib/dehydrated/certs/{{ nextcloud_domain }}/privkey.pem;
+
+	# Add headers to serve security related headers
+	# Before enabling Strict-Transport-Security headers please read into this
+	# topic first.
+	add_header Strict-Transport-Security "max-age=15768000; preload;";
+	#
+	# WARNING: Only add the preload option once you read about
+	# the consequences in https://hstspreload.org/. This option
+	# will add the domain to a hardcoded list that is shipped
+	# in all major browsers and getting removed from this list
+	# could take several months.
+	add_header Referrer-Policy "no-referrer" always;
+	add_header X-Content-Type-Options "nosniff" always;
+	add_header X-Download-Options "noopen" always;
+	add_header X-Frame-Options "SAMEORIGIN" always;
+	add_header X-Permitted-Cross-Domain-Policies "none" always;
+	add_header X-Robots-Tag "none" always;
+	add_header X-XSS-Protection "1; mode=block" always;
+
+	# Remove X-Powered-By, which is an information leak
+	fastcgi_hide_header X-Powered-By;
+
+	root /var/www/nextcloud/;
+
+	location = /robots.txt {
+		allow all;
+		log_not_found off;
+		access_log off;
+	}
+
+	# The following 2 rules are only needed for the user_webfinger app.
+	# Uncomment it if you're planning to use this app.
+	rewrite ^/.well-known/host-meta /public.php?service=host-meta last;
+	rewrite ^/.well-known/host-meta.json /public.php?service=host-meta-json last;
+	
+	# The following rule is only needed for the Social app.
+	# Uncomment it if you're planning to use this app.
+	rewrite ^/.well-known/webfinger /public.php?service=webfinger last;
+
+	location = /.well-known/carddav {
+		return 301 $scheme://$host/remote.php/dav;
+	}
+	location = /.well-known/caldav {
+		return 301 $scheme://$host/remote.php/dav;
+	}
+
+	# set max upload size
+	client_max_body_size 512M;
+	fastcgi_buffers 64 4K;
+
+	# Enable gzip but do not remove ETag headers
+	gzip on;
+	gzip_vary on;
+	gzip_comp_level 4;
+	gzip_min_length 256;
+	gzip_proxied expired no-cache no-store private no_last_modified no_etag auth;
+	gzip_types application/atom+xml application/javascript application/json application/ld+json application/manifest+json application/rss+xml application/vnd.geo+json application/vnd.ms-fontobject application/x-font-ttf application/x-web-app-manifest+json application/xhtml+xml application/xml font/opentype image/bmp image/svg+xml image/x-icon text/cache-manifest text/css text/plain text/vcard text/vnd.rim.location.xloc text/vtt text/x-component text/x-cross-domain-policy;
+
+	# Uncomment if your server is build with the ngx_pagespeed module
+	# This module is currently not supported.
+	#pagespeed off;
+
+	location / {
+        	rewrite ^ /index.php;
+	}
+
+	include snippets/tls-acme.conf;
+
+	location ~ ^\/(?:build|tests|config|lib|3rdparty|templates|data)\/ {
+		deny all;
+	}
+	location ~ ^\/(?:autotest|occ|issue|indie|db_|console) {
+		deny all;
+	}
+
+	location ~ ^\/(?:index|remote|public|cron|core\/ajax\/update|status|ocs\/v[12]|updater\/.+|oc[ms]-provider\/.+)\.php(?:$|\/) {
+		fastcgi_split_path_info ^(.+?\.php)(\/.*|)$;
+		set $path_info $fastcgi_path_info;
+		try_files $fastcgi_script_name =404;
+		include fastcgi_params;
+		fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+		fastcgi_param PATH_INFO $path_info;
+		fastcgi_param HTTPS on;
+		# Avoid sending the security headers twice
+		fastcgi_param modHeadersAvailable true;
+		# Enable pretty urls
+		fastcgi_param front_controller_active true;
+		fastcgi_pass unix:{{ nextcloud_php_fpm }};
+		fastcgi_intercept_errors on;
+		fastcgi_request_buffering off;
+	}
+
+	location ~ ^\/(?:updater|oc[ms]-provider)(?:$|\/) {
+		try_files $uri/ =404;
+		index index.php;
+	}
+
+	# Adding the cache control header for js and css files
+	# Make sure it is BELOW the PHP block
+	location ~ \.(?:css|js|woff2?|svg|gif|map)$ {
+		try_files $uri /index.php$request_uri;
+		add_header Cache-Control "public, max-age=15778463";
+		# Add headers to serve security related headers (It is intended to
+		# have those duplicated to the ones above)
+		# Before enabling Strict-Transport-Security headers please read into
+		# this topic first.
+		add_header Strict-Transport-Security "max-age=15768000; preload;";
+		#
+		# WARNING: Only add the preload option once you read about
+		# the consequences in https://hstspreload.org/. This option
+		# will add the domain to a hardcoded list that is shipped
+		# in all major browsers and getting removed from this list
+		# could take several months.
+		# Optional: Don't log access to assets
+		add_header Referrer-Policy "no-referrer" always;
+		add_header X-Content-Type-Options "nosniff" always;
+		add_header X-Download-Options "noopen" always;
+		add_header X-Frame-Options "SAMEORIGIN" always;
+		add_header X-Permitted-Cross-Domain-Policies "none" always;
+		add_header X-Robots-Tag "none" always;
+		add_header X-XSS-Protection "1; mode=block" always;
+
+		access_log off;
+	}
+
+	location ~ \.(?:png|html|ttf|ico|jpg|jpeg)$ {
+		try_files $uri /index.php$request_uri;
+		# Optional: Don't log access to other assets
+		access_log off;
+	}
+}