#!/usr/bin/env bash
# Install OCIS as systemd
set -euo pipefail

config="/etc/ocis"              # config directory
data="/var/lib/ocis"            # data directory
host="https://ocis.example.com" # Host name

# https://download.owncloud.com/ocis/ocis/stable/?sort=time&order=desc
version="7.1.3"
file_name="ocis-${version}-linux-amd64"
file_url="https://download.owncloud.com/ocis/ocis/stable/${version}/${file_name}"

apt install -y sudo wget # Requirements

sudo wget -P /usr/local/bin ${file_url}                         # Grab the image from Owncloud
sudo chmod a+x /usr/local/bin/${file_name}                      # Make it executeable
sudo ln -s -f /usr/local/bin/${file_name} /usr/local/bin/ocis   # Link to it
ocis version --skip-services                                    # Show version number

# Create user
sudo useradd --system --no-create-home --shell=/sbin/nologin ocis

# Data Directory
sudo mkdir -p ${data}
sudo chown -R ocis:ocis ${data}

# Config
sudo mkdir -p ${config}
sudo tee ${config}/ocis.env > /dev/null <<EOF
OCIS_URL=${host}
PROXY_HTTP_ADDR=0.0.0.0:9200
PROXY_TLS=false
OCIS_INSECURE=false

OCIS_LOG_LEVEL=warn

OCIS_CONFIG_DIR=${config}
OCIS_BASE_DATA_PATH=${data}
EOF
sudo chown -R ocis:ocis ${config}

# Initialise OCIS (output to ocis-init.txt so we have a record of the admin password!)
sudo -u ocis ocis init --config-path ${config} --insecure no > ocis-init.txt

# Create OCIS Service
sudo tee /etc/systemd/system/ocis.service > /dev/null <<EOF
[Unit]
Description=OCIS server

[Service]
Type=simple
User=ocis
Group=ocis
EnvironmentFile=${config}/ocis.env
ExecStart=/usr/local/bin/ocis server
Restart=always

[Install]
WantedBy=multi-user.target
EOF

# Start service
sudo systemctl daemon-reload
sudo systemctl enable --now ocis

# sudo journalctl -f -u ocis # Logs