[add] role:zeitbild_backend-and-nginx

roles/postgresql-for-zeitbild_backend/defaults/main.json

@@ -0,0 +1,7 @@
+{
+	"var_postgresql_for_zeitbild_username": "zeitbild_user",
+	"var_postgresql_for_zeitbild_password": "REPLACE_ME",
+	"var_postgresql_for_zeitbild_schema": "zeitbild",
+	"var_postgresql_for_zeitbild_git_reference": "master",
+	"var_postgresql_for_zeitbild_revision": "."
+}

roles/postgresql-for-zeitbild_backend/tasks/main.json

@@ -0,0 +1,85 @@
+[
+	{
+		"name": "packages",
+		"become": true,
+		"ansible.builtin.apt": {
+			"update_cache": true,
+			"pkg": [
+				"acl",
+				"python3-psycopg2"
+			]
+		}
+	},
+	{
+		"name": "user",
+		"become": true,
+		"become_user": "postgres",
+		"community.postgresql.postgresql_user": {
+			"state": "present",
+			"name": "{{var_postgresql_for_zeitbild_username}}",
+			"password": "{{var_postgresql_for_zeitbild_password}}"
+		},
+		"environment": {
+			"PGOPTIONS": "-c password_encryption=scram-sha-256"
+		}
+	},
+	{
+		"name": "schema",
+		"become": true,
+		"become_user": "postgres",
+		"community.postgresql.postgresql_db": {
+			"state": "present",
+			"name": "{{var_postgresql_for_zeitbild_schema}}",
+			"owner": "{{var_postgresql_for_zeitbild_username}}"
+		}
+	},
+	{
+		"name": "rights",
+		"become": true,
+		"become_user": "postgres",
+		"community.postgresql.postgresql_privs": {
+			"state": "present",
+			"db": "{{var_postgresql_for_zeitbild_schema}}",
+			"objs": "ALL_IN_SCHEMA",
+			"roles": "{{var_postgresql_for_zeitbild_username}}",
+			"privs": "ALL",
+			"grant_option": true
+		}
+	},
+	{
+		"name": "structure | fetch",
+		"delegate_to": "localhost",
+		"ansible.builtin.git": {
+			"repo": "https://forgejo.linke.sx/zeitbild/datamodel",
+			"version": "{{var_postgresql_for_zeitbild_git_reference}}",
+			"dest": "/tmp/zeitbild-datamodel-repo"
+		}
+	},
+	{
+		"name": "structure | build",
+		"delegate_to": "localhost",
+		"ansible.builtin.shell": {
+			"chdir": "/tmp/zeitbild-datamodel-repo",
+			"cmd": "tools/build --revision='{{var_postgresql_for_zeitbild_revision}}' --format='postgresql' > /tmp/zeitbild.sql"
+		}
+	},
+	{
+		"name": "structure | transfer",
+		"ansible.builtin.copy": {
+			"src": "/tmp/zeitbild.sql",
+			"dest": "/tmp/zeitbild.sql"
+		}
+	},
+	{
+		"name": "structure | apply",
+		"become": true,
+		"become_user": "postgres",
+		"community.postgresql.postgresql_query": {
+			"db": "{{var_postgresql_for_zeitbild_schema}}",
+			"login_host": "localhost",
+			"login_user": "{{var_postgresql_for_zeitbild_username}}",
+			"login_password": "{{var_postgresql_for_zeitbild_password}}",
+			"query": "{{lookup('ansible.builtin.file','/tmp/zeitbild.sql')}}"
+		}
+	}
+]

roles/postgresql-for-zeitbild_backend/vardef.json

@@ -0,0 +1,18 @@
+{
+	"username": {
+		"type": "string",
+		"mandatory": false
+	},
+	"password": {
+		"type": "string",
+		"mandatory": true
+	},
+	"schema": {
+		"type": "string",
+		"mandatory": false
+	},
+	"git_reference": {
+		"type": "string",
+		"mandatory": false
+	}
+}

roles/zeitbild_backend-and-nginx/defaults/main.json

@@ -0,0 +1,5 @@
+{
+	"var_zeitbild_backend_and_nginx_domain": "zeitbild.example.org",
+	"var_zeitbild_backend_and_nginx_port": 7845,
+	"var_zeitbild_backend_and_nginx_tls": true
+}

roles/zeitbild_backend-and-nginx/tasks/main.json

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+[
+	{
+		"name": "deactivate default site",
+		"become": true,
+		"ansible.builtin.file": {
+			"state": "absent",
+			"dest": "/etc/nginx/sites-enabled/default"
+		}
+	},
+	{
+		"name": "emplace configuration | data",
+		"become": true,
+		"ansible.builtin.template": {
+			"src": "conf.j2",
+			"dest": "/etc/nginx/sites-available/{{var_zeitbild_backend_and_nginx_domain}}"
+		}
+	},
+	{
+		"name": "emplace configuration | link",
+		"become": true,
+		"ansible.builtin.file": {
+			"state": "link",
+			"src": "/etc/nginx/sites-available/{{var_zeitbild_backend_and_nginx_domain}}",
+			"dest": "/etc/nginx/sites-enabled/{{var_zeitbild_backend_and_nginx_domain}}"
+		}
+	},
+	{
+		"name": "restart nginx",
+		"become": true,
+		"ansible.builtin.systemd_service": {
+			"state": "restarted",
+			"name": "nginx"
+		}
+	}
+]

roles/zeitbild_backend-and-nginx/templates/conf.j2

@@ -0,0 +1,27 @@
+map $http_upgrade $connection_upgrade {
+	default upgrade;
+	'' close;
+}
+
+server {
+	server_name {{var_zeitbild_backend_and_nginx_domain}};
+	
+	listen 80;
+	listen [::]:80;
+{% if var_zeitbild_backend_and_nginx_tls %}
+	listen [::]:443 ssl http2;
+	listen 443 ssl http2;
+	
+	ssl_certificate /etc/ssl/certs/{{var_zeitbild_backend_and_nginx_domain}}.pem;
+	ssl_certificate_key /etc/ssl/private/{{var_zeitbild_backend_and_nginx_domain}}.pem;
+	include /etc/nginx/ssl-hardening.conf;
+{% endif %}
+	
+	location / {
+		proxy_pass http://localhost:{{var_zeitbild_backend_and_nginx_port | string}};
+		proxy_set_header Host $host;
+		proxy_set_header X-Real-IP $remote_addr;
+		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+		proxy_set_header X-Forwarded-Proto $scheme;
+	}
+}