#!/bin/bash

PASTEBIN="https://paste.cloudron.io"
OUT="/tmp/cloudron-support.log"
LINE="\n========================================================\n"
CLOUDRON_SUPPORT_PUBLIC_KEY="ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDQVilclYAIu+ioDp/sgzzFz6YU0hPcRYY7ze/LiF/lC7uQqK062O54BFXTvQ3ehtFZCx3bNckjlT2e6gB8Qq07OM66De4/S/g+HJW4TReY2ppSPMVNag0TNGxDzVH8pPHOysAm33LqT2b6L/wEXwC6zWFXhOhHjcMqXvi8Ejaj20H1HVVcf/j8qs5Thkp9nAaFTgQTPu8pgwD8wDeYX1hc9d0PYGesTADvo6HF4hLEoEnefLw7PaStEbzk2fD3j7/g5r5HcgQQXBe74xYZ/1gWOX2pFNuRYOBSEIrNfJEjFJsqk3NR1+ZoMGK7j+AZBR4k0xbrmncQLcQzl6MMDzkp support@cloudron.io"

# We require root
if [[ ${EUID} -ne 0 ]]; then
    echo "This script should be run as root." > /dev/stderr
    exit 1
fi

echo -n "Generating Cloudron Support stats..."

# clear file
rm -rf $OUT

ssh_port=$(cat /etc/ssh/sshd_config | grep "Port " | sed -e "s/.*Port //")
if [[ $SUDO_USER === "" ]]; then
    ssh_user="root"
    ssh_folder="/root/.ssh/"
    authorized_key_file="${ssh_folder}/authorized_keys"
else
    ssh_user="$SUDO_USER"
    ssh_folder="/home/$SUDO_USER/.ssh/"
    authorized_key_file="${ssh_folder}/authorized_keys"
fi

echo -e $LINE"SSH"$LINE >> $OUT
echo "Username: ${ssh_user}" >> $OUT
echo "Port:     ${ssh_port}" >> $OUT

echo -e $LINE"cloudron.conf"$LINE >> $OUT
cat /etc/cloudron/cloudron.conf &>> $OUT

echo -e $LINE"Docker container"$LINE >> $OUT
docker ps -a &>> $OUT

echo -e $LINE"Filesystem stats"$LINE >> $OUT
df -h &>> $OUT

echo -e $LINE"System daemon status"$LINE >> $OUT
systemctl status --lines=100 cloudron.target box mysql unbound cloudron-syslog nginx collectd docker &>> $OUT

echo -e $LINE"Firewall chains"$LINE >> $OUT
iptables -L &>> $OUT

echo "Done"

echo -n "Uploading information..."
# for some reason not using $(cat $OUT) will not contain newlines!?
paste_key=$(curl -X POST ${PASTEBIN}/documents --silent -d "$(cat $OUT)" | python3 -c "import sys, json; print(json.load(sys.stdin)['key'])")
echo "Done"

echo -n "Enabling ssh access for the Cloudron support team..."
mkdir -p "${ssh_folder}"
echo "${CLOUDRON_SUPPORT_PUBLIC_KEY}" >> ${authorized_key_file}
chown -R ${ssh_user} "${ssh_folder}"
chmod 600 "${authorized_key_file}"
echo "Done"

echo ""
echo "Please send the following link to support@cloudron.io"
echo ""
echo "${PASTEBIN}/${paste_key}"