Create config file with safe passwords

generate_config.sh

@@ -0,0 +1,55 @@
+#!/bin/bash
+
+if [[ -f mailcow.conf ]]; then
+  read -r -p "A config file exists and will be overwritten, are you sure you want to contine? [y/N] " response
+  case $response in
+    [yY][eE][sS]|[yY])
+      mv mailcow.conf mailcow.conf_backup
+      ;;
+    *)
+      exit 1
+    ;;
+  esac
+fi
+
+echo -ne "\e[1mHostname:\e[0m "
+read -ei "mx.example.org" MAILCOW_HOSTNAME
+echo -ne "\e[1mTimezone:\e[0m "
+read -ei "Europe/Berlin" TZ
+
+cat << EOF > mailcow.conf
+# ------------------------------
+# mailcow web ui configuration
+# ------------------------------
+# example.org is _not_ a valid hostname, use a fqdn here.
+# Default admin user is "admin"
+# Default password is "moohoo"
+MAILCOW_HOSTNAME="${MAILCOW_HOSTNAME}"
+
+# ------------------------------
+# SQL database configuration
+# ------------------------------
+DBNAME=mailcow
+DBUSER=mailcow
+
+# Please use long, random alphanumeric strings (A-Za-z0-9)
+DBPASS=$(</dev/urandom tr -dc A-Za-z0-9 | head -c 28)
+DBROOT=$(</dev/urandom tr -dc A-Za-z0-9 | head -c 28)
+
+# ------------------------------
+# Misc configuration
+# ------------------------------
+# You should leave that alone
+# Can also be 11.22.33.44:25 or 0.0.0.0:465 etc. for specific bindings
+SMTP_PORT=25
+SMTPS_PORT=465
+SUBMISSION_PORT=587
+IMAP_PORT=143
+IMAPS_PORT=993
+POP_PORT=110
+POPS_PORT=995
+SIEVE_PORT=4190
+
+# Your timezone
+TZ="${TZ}"
+EOF