Modoboa administration panel extension for manage alias pipe commands.
Status : pre-version, not complete, not stable, don't use in production.
After postfix_maps execution :
$ modoboa-admin.py postfix_maps --dburl mysql.... --extensions ... modoboa-alias-pipe
Append this configuration in /etc/postfix/main.cf :
alias_maps = hash:/etc/aliases mysql:/etc/postfix/mysql/sql-aliases-pipe.cf ... virtual_alias_maps = mysql:/etc/postfix/mysql/sql-virtual-aliases-pipe.cf ...