samba: Collection of small improvements (#913)

* samba: Move data files into data folder

* samba: Prettier YAML & JSON files

* samba: Update add-on URL

* samba: Remove curl from Dockerfile, already in the base image

samba/data/run.sh

@@ -0,0 +1,62 @@
+#!/usr/bin/env bashio
+
+WORKGROUP=$(bashio::config 'workgroup')
+INTERFACE=$(bashio::config 'interface')
+ALLOW_HOSTS=$(bashio::config "allow_hosts | join(\" \")")
+USERNAME=$(bashio::config 'username')
+PASSWORD=$(bashio::config 'password')
+DELETE_VETO_FILES="no"
+VETO_FILES=$(bashio::config "veto_files | join(\"/\")")
+if bashio::config.has_value 'veto_files'; then
+    VETO_FILES="/$VETO_FILES/"
+    DELETE_VETO_FILES="yes"
+fi
+
+WAIT_PIDS=()
+
+# Check Login data
+if ! bashio::config.has_value 'username' || ! bashio::config.has_value 'password'; then
+    bashio::exit.nok "No valid login data inside options!"
+fi
+
+# Read hostname from API or setting default "hassio"
+NAME=$(bashio::info.hostname)
+if bashio::var.is_empty "${NAME}"; then
+    bashio::log.warning "Can't read hostname, using default."
+    NAME="hassio"
+fi
+bashio::log.info "Hostname: ${NAME}"
+
+# Setup config
+sed -i "s|%%WORKGROUP%%|${WORKGROUP}|g" /etc/smb.conf
+sed -i "s|%%NAME%%|${NAME}|g" /etc/smb.conf
+sed -i "s|%%INTERFACE%%|${INTERFACE}|g" /etc/smb.conf
+sed -i "s|%%USERNAME%%|${USERNAME}|g" /etc/smb.conf
+sed -i "s#%%ALLOW_HOSTS%%#${ALLOW_HOSTS}#g" /etc/smb.conf
+sed -i "s|%%VETO_FILES%%|${VETO_FILES}|g" /etc/smb.conf
+sed -i "s|%%DELETE_VETO_FILES%%|${DELETE_VETO_FILES}|g" /etc/smb.conf
+
+# Init users
+addgroup "${USERNAME}"
+adduser -D -H -G "${USERNAME}" -s /bin/false "${USERNAME}"
+# shellcheck disable=SC1117
+echo -e "${PASSWORD}\n${PASSWORD}" | smbpasswd -a -s -c /etc/smb.conf "${USERNAME}"
+
+# Start samba
+nmbd -F -S -s /etc/smb.conf &
+WAIT_PIDS+=($!)
+
+smbd -F -S -s /etc/smb.conf &
+WAIT_PIDS+=($!)
+
+# Register stop
+function stop_samba() {
+    bashio::log.info "Kill Processes..."
+    kill -15 "${WAIT_PIDS[@]}"
+    wait "${WAIT_PIDS[@]}"
+    bashio::log.info "Done."
+}
+trap "stop_samba" SIGTERM SIGHUP
+
+# Wait until all is done
+wait "${WAIT_PIDS[@]}"