refactorings

.DEBIAN/conffiles

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+/etc/fastapi-dls/env

.DEBIAN/control

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+Package: fastapi-dls
+Version: 1.0.0
+Architecture: all
+Maintainer: Oscar Krause oscar.krause@collinwebdesigns.de
+Depends: python3, python3-fastapi, python3-uvicorn, python3-dotenv, python3-dateutil, python3-jose, python3-sqlalchemy, python3-pycryptodome, python3-markdown, uvicorn, openssl
+Recommends: curl
+Installed-Size: 10240
+Homepage: https://git.collinwebdesigns.de/oscar.krause/fastapi-dls
+Description: Minimal Delegated License Service (DLS).

.DEBIAN/postinst

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+#!/bin/bash
+
+WORKING_DIR=/usr/share/fastapi-dls
+CONFIG_DIR=/etc/fastapi-dls
+
+echo "> Create config directory ..."
+mkdir -p $CONFIG_DIR
+
+echo "> Install service ..."
+cat <<EOF >/etc/systemd/system/fastapi-dls.service
+[Unit]
+Description=Service for fastapi-dls
+After=network.target
+
+[Service]
+User=www-data
+Group=www-data
+AmbientCapabilities=CAP_NET_BIND_SERVICE
+WorkingDirectory=$WORKING_DIR/app
+EnvironmentFile=$CONFIG_DIR/env
+ExecStart=uvicorn main:app \\
+  --env-file /etc/fastapi-dls/env \\
+  --host \$DLS_URL --port \$DLS_PORT \\
+  --app-dir $WORKING_DIR/app \\
+  --ssl-keyfile /etc/fastapi-dls/webserver.key \\
+  --ssl-certfile /etc/fastapi-dls/webserver.crt \\
+  --proxy-headers
+Restart=always
+KillSignal=SIGQUIT
+Type=simple
+NotifyAccess=all
+
+[Install]
+WantedBy=multi-user.target
+
+EOF
+
+systemctl daemon-reload
+
+if [[ ! -f $CONFIG_DIR/env ]]; then
+  echo "> Writing initial config ..."
+  touch $CONFIG_DIR/env
+  cat <<EOF >$CONFIG_DIR/env
+DLS_URL=127.0.0.1
+DLS_PORT=443
+LEASE_EXPIRE_DAYS=90
+DATABASE=sqlite:///$CONFIG_DIR/db.sqlite
+INSTANCE_KEY_RSA=$CONFIG_DIR/instance.private.pem
+INSTANCE_KEY_PUB=$CONFIG_DIR/instance.public.pem
+
+EOF
+fi
+
+echo "> Create dls-instance keypair ..."
+openssl genrsa -out $CONFIG_DIR/instance.private.pem 2048
+openssl rsa -in $CONFIG_DIR/instance.private.pem -outform PEM -pubout -out $CONFIG_DIR/instance.public.pem
+
+while true; do
+  read -p "> Do you wish to create self-signed webserver certificate? [Y/n]" yn
+  yn=${yn:-y} # ${parameter:-word} If parameter is unset or null, the expansion of word is substituted. Otherwise, the value of parameter is substituted.
+  case $yn in
+  [Yy]*)
+    openssl req -x509 -nodes -days 3650 -newkey rsa:2048 -keyout $CONFIG_DIR/webserver.key -out $CONFIG_DIR/webserver.crt
+    break
+    ;;
+  [Nn]*) break ;;
+  *) echo "Please answer [y] or [n]." ;;
+  esac
+done
+
+if [[ -f $CONFIG_DIR/webserver.key ]]; then
+  echo "> Starting service ..."
+  systemctl start fastapi-dls.service
+
+  if [ -x "$(command -v curl)" ]; then
+    echo "> Testing API ..."
+    source $CONFIG_DIR/env
+    curl --insecure -X GET https://$DLS_URL:$DLS_PORT/status
+  else
+    echo "> Testing API failed, curl not available. Please test manually!"
+  fi
+fi
+
+chown -R www-data:www-data $CONFIG_DIR
+chown -R www-data:www-data $WORKING_DIR
+
+cat <<EOF
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+#                                                                             #
+#    fastapi-dls is now installed.                                            #
+#                                                                             #
+#    Service should be up and running.                                        #
+#      Webservice is listen to https://localhost                              #
+#                                                                             #
+#    Configuration is stored in ${CONFIG_DIR}/env                             #
+#                                                                             #
+#                                                                             #
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+EOF

.DEBIAN/postrm

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+#!/bin/bash
+
+if [[ -f /etc/systemd/system/fastapi-dls.service ]]; then
+  echo "> Removing service file."
+  rm /etc/systemd/system/fastapi-dls.service
+fi
+
+# todo

.DEBIAN/prerm

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+#!/bin/bash
+
+echo -e "> Starting uninstallation of 'fastapi-dls'!"
+
+# todo