fastapi-dls/.DEBIAN/postinst

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#!/bin/bash
WORKING_DIR=/usr/share/fastapi-dls
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CONFIG_DIR=/etc/fastapi-dls
if [ ! -f $CONFIG_DIR/instance.private.pem ]; then
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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
else
echo "> Create dls-instance keypair skipped! (exists)"
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fi
while true; do
[ -f $CONFIG_DIR/webserver.key ] && default_answer="N" || default_answer="Y"
[ $default_answer == "Y" ] && V="Y/n" || V="y/N"
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read -p "> Do you wish to create self-signed webserver certificate? [${V}]" yn
yn=${yn:-$default_answer} # ${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]*)
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echo "> Generating keypair ..."
openssl req -x509 -nodes -days 3650 -newkey rsa:2048 -keyout $CONFIG_DIR/webserver.key -out $CONFIG_DIR/webserver.crt
break
;;
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[Nn]*) echo "> Generating keypair skipped! (exists)"; 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 ..."
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source $CONFIG_DIR/env
curl --insecure -X GET https://$DLS_URL:$DLS_PORT/-/health
else
echo "> Testing API failed, curl not available. Please test manually!"
fi
fi
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chown -R www-data:www-data $CONFIG_DIR
chown -R www-data:www-data $WORKING_DIR
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cat <<EOF
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# #
# fastapi-dls is now installed. #
# #
# Service should be up and running. #
# Webservice is listen to https://localhost #
# #
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# Configuration is stored in /etc/fastapi-dls/env. #
# #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
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EOF