Compare revisions

Pierre Ozoux · Pierre Ozoux · gust · Pierre Ozoux · Michel Memeteau · Timothee Gosselin
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
+# 1.2.0
+
+* Add app admin email as argument in provision #189 
+* Handle git branches when provisioning #174 
+* REPO mode to retrieve application recipe #187 
+
+
 # 0.3.0

 * adds automation script for user provisionning

--- a/INSTALL.md
+++ b/INSTALL.md
--- a/INSTALL_LINUX.md
+++ b/INSTALL_LINUX.md
 # Instructions to install libre.sh on linux with Systemd

 ## Recommendation
- Systemd (debian 8 or debian 9, CentOS 7 ...)
+- Systemd distro (ubuntu server 18.04.3 or debian 9 )

 # Installation
 Where basicly reproduce what the user_data do for us.

 as root

-# configure sshd
+# configure sshd (Optional)
 Don't forget to create the user core and adding your ssh key before
 You could also remove AllowUsers core or/and change the username.

@@ -25,7 +25,7 @@ chmod 600 /etc/ssh/sshd_config
 systemctl restart sshd
 ```

-# add kernel parameter
+# add kernel parameter (optional but recommended )

 ```
 cat > /etc/sysctl.d/libresh.conf <<EOF
@@ -39,7 +39,7 @@ sysctl -p /etc/sysctl.d/libresh.conf
 echo never > /sys/kernel/mm/transparent_hugepage/enabled
 ```

-# define Localhost
+# define Localhost (should not be needed but... )

 ```
 cat > /etc/hosts <<EOF
@@ -74,6 +74,10 @@ MAIL_PORT=587
 EOF
 ```

+# install docker
+
+*Current tested version : 19.03.5 see https://docs.docker.com/install/linux/docker-ce/ubuntu/ .*  
+
 # install docker-compose

 *Remark I did a variante to find the last version of DockerCompose and download it*
@@ -87,12 +91,13 @@ chmod +x /opt/bin/docker-compose
 # install Libre.sh

 ```
-git clone https://github.com/indiehosters/libre.sh.git /libre.sh &&\
-mkdir /{data,system} &&\
-mkdir /data/trash &&\
+git clone https://lab.libreho.st/libre.sh/compose.libre.sh /libre.sh &&\
+mkdir -p /{data,system} &&\
+mkdir -p /data/trash &&\
 cp /libre.sh/unit-files/* /etc/systemd/system && systemctl daemon-reload &&\
 systemctl enable web-net.service &&\
 systemctl start web-net.service &&\
+mkdir -p /opt/bin &&\
 cp /libre.sh/utils/* /opt/bin/
 ```


--- a/README.md
+++ b/README.md
-# libre.sh
+# libre.sh Version 1.2
 [![Backers on Open Collective](https://opencollective.com/libresh/backers/badge.svg)](#backers)
 [![Sponsors on Open Collective](https://opencollective.com/libresh/sponsors/badge.svg)](#sponsors) 

 ## Introduction

-A ecosystem that is aimed at hosting free software \o/
+An ecosystem to ease  free software hosting \o/

 We are working on bootstrapping an ecosystem of tools to facilitate the hosting of free software.
 Think of it as
@@ -12,15 +12,23 @@ Think of it as
 - FLOSS [cpanel](https://www.cpanel.net/products/)
 - [cloudron](https://cloudron.io/) with email

-for [kubernetes](https://kubernetes.io/).

-This ecosystem can be deployed on [Raspberries](https://kubecloud.io/setting-up-a-kubernetes-1-11-raspberry-pi-cluster-using-kubeadm-952bbda329c8) or on popular cloud providers and scale globally or anything in between. We can affirm that it scales globally because it is based on kubernetes, a tool developped from the experience of Google hosting containers at scale.
+  * Libre.sh V1 (Stable) is using docker-compose 
+  * Libre.sh V2 (Alpha) is using [kubernetes](https://kubernetes.io/).
+
+
+This ecosystem can be deployed on [Raspberries](https://kubecloud.io/setting-up-a-kubernetes-1-11-raspberry-pi-cluster-using-kubeadm-952bbda329c8) or on popular cloud providers and scale globally or anything in between. 
+We can affirm that V2 scales globally because it is based on kubernetes, a tool developped from the experience of Google hosting containers at scale.

 ## Installation

-[![ScreenShot](https://cloud.pierre-o.fr/index.php/apps/files_sharing/ajax/publicpreview.php?x=1364&y=283&a=true&file=preview.png&t=KlxYYFT59GirMJa&scalingup=0)](https://fosdem.org/2017/schedule/event/libre_sh/)

-To install it, follow the video above and instructions in `INSTALL.md`.
+
+To install it, follow the instructions in `INSTALL_LINUX.md` : https://lab.libreho.st/libre.sh/compose.libre.sh/blob/master/INSTALL_LINUX.md
+
+Or run our installer script 
+
+https://lab.libreho.st/libre.sh/compose.libre.sh/raw/master/install.linux.sh

 ### What is libre.sh

@@ -46,29 +54,28 @@ Amazing, right?

 The PaaS is really modular, that's why it contains the strict necessary, then you'll probably want to add `system` modules or `applications`.

-It contains 2 [unit-files](https://github.com/indiehosters/LibrePaaS/tree/master/unit-files) to manage system modules and applications, start them at boot, and load the appropriate environment.
+It contains 2 [unit-files](https://lab.libreho.st/libre.sh/compose.libre.sh/tree/master/unit-files) to manage system modules and applications, start them at boot, and load the appropriate environment.

 ### Support

 You can use the following channels to request community support:
 - [mailinglist/forum](https://forum.indie.host/t/about-the-libre-sh-category/71)
- - [chat](https://riot.allmende.io/#/room/#libre.sh:matrix.allmende.io)
+ - [chat](https://chat.indie.host/channel/libre.sh)

 For paid support, just send an inquiry to support@libre.sh.

+You can also watch the Fosdem Video : [Video Fosdem](https://fosdem.org/2017/schedule/event/libre_sh/)
+
 All of this is hosted by libre.sh :)

 ## System modules

 Here is a list of modules supported:
 - https proxy:
-   - [HAProxy](https://github.com/indiehosters/haproxy)
-   - [Nginx](https://github.com/indiehosters/nginx)
- - [logs](https://github.com/indiehosters/logs)
- - [monitoring](https://github.com/indiehosters/monitoring)
- - [git-puller](https://github.com/indiehosters/git-puller)
- - [backups](https://github.com/indiehosters/backups)
- - [sshd](https://github.com/indiehosters/sshd)
+ - [HAProxy](https://lab.libreho.st/libre.sh/compose/haproxy)
+ - [Nginx](https://lab.libreho.st/libre.sh/compose/nginx)
+ - [monitoring](https://lab.libreho.st/libre.sh/compose/monitoring)
+ - [git-puller](https://lab.libreho.st/libre.sh/compose/git-puller)

 Go to their respective page for more details.

@@ -76,7 +83,7 @@ Go to their respective page for more details.

 ```
 cd /system/
-git clone module
+git clone https://lab.libreho.st/libre.sh/compose/[module]
 cd module
 libre enable
 libre start
@@ -84,15 +91,30 @@ libre start

 ## Applications

+### List of supported applications
+
+| Application  | Latest Version             | Comments   |
+|--------------|---------------------------|------------|
+| wordpress    | 5.9   |  Includes the support of SMTP email though libresh variables       |
+| dolibarr     | 15.0.3   | need manual deletion of the install.lock to upgrade        |
+
+
 ### Installation

 To install application `wordpress` on `example.org`, first make point example.org to your server IP, and then, just run:

 ```
-libre provision -a github.com/indiehosters/wordpress -u example.org -s
+libre provision -a wordpress -u example.org -s
 ```

-Run `libre provision` for more details on the capabilities of the script.
+- -u   [arg] URL to process. Required.
+- -a   [arg] Application to install. (wordpress in REPO_MODE)
+- -t   [arg] Checkout a specific tag or branch from the application repo. default to master
+- -e   [arg] Specify the email of the application admin 
+- -s         Start the application right away.
+- -b         Buys the associated domain name.
+- -i         Configure OpenDKIM.
+- -c         Configures DNS if possible.

 ## To debug a module or an application:

@@ -146,3 +168,15 @@ Support this project by becoming a sponsor. Your logo will show up here with a l
 <a href="https://opencollective.com/libresh/sponsor/9/website" target="_blank"><img src="https://opencollective.com/libresh/sponsor/9/avatar.svg"></a>


+## Other projects
+
+
+Simplifying web application hosting has always been a goal for a lot of other projects, here is some project that share goals with libre.sh
+
+
+
+ - Yunohost https://yunohost.org
+ - Sandstorm https://sandstorm.io/
+ - Cloudron https://git.cloudron.io/cloudron/box
+
+
--- a/install.linux.sh
+++ b/install.linux.sh
+#!/bin/bash
+
+#This script is tested on Debian 12
+
+#Current version of libre.sh to be installed 
+LIBRE_VERSION=1.2
+# System env vars  : can be overrided by a values.env file next to this install file
+
+
+### CONFIG : Specify you template repo ROOT without training slash (Optional) or comment if you want to supply full url for apps
+
+APP_REPO_URL="lab.libreho.st/libre.sh/compose"
+
+
+
+
+## domain handling 
+
+### CONFIG : change to your domain vendor ( namecheap, ovh , scaleway, )
+DOMAIN_SERVER=namecheap
+
+###  Namecheap specific
+NAMECHEAP_URL="namecheap.com"
+NAMECHEAP_API_USER="pierreo"
+NAMECHEAP_API_KEY=
+
+### ovh specific (WIP) 
+OVH_URL="eu.api.ovh.com"
+OVH_API_USER=""
+OVH_API_KEY=
+
+
+### Scaleway specific (WIP) 
+SCALEWAY_URL=""
+SCALEWAY_API_USER=""
+SCALEWAY_API_KEY=
+
+
+### TODO :  change your settings 
+IP="curl -s http://icanhazip.com/"
+FirstName="Pierre"
+LastName="Ozoux"
+Address=""
+PostalCode=""
+Country="Portugal"
+Phone="+351.967184553"
+EmailAddress="pierre@ozoux.net"
+City="Lisbon"
+CountryCode="PT"
+## Backup
+BACKUP_DESTINATION=root@xxxxx:port
+
+### CONFIG  : Change your mail settings.
+## SMTP
+MAIL_USER=
+MAIL_PASS=
+MAIL_HOST=mail.indie.host
+MAIL_PORT=587
+MAIL_SECURITY=
+
+# Default admin emails for apps
+
+ADMIN_EMAIL=support@ekimia.fr
+
+### TODO : source a setting file is present to override defaults
+
+echo "-------- Welcome to libre.sh $LIBRE_VERSION installer"
+
+echo "----  sourcing local values.env file if present"
+
+source values.env
+
+
+# STEP add kernel parameter
+
+# STEP Define environnement
+
+echo "-------- setting up system variables"
+
+echo "APP_REPO_URL=${APP_REPO_URL}" >> /etc/environment
+
+echo "LIBRE_VERSION=${LIBRE_VERSION}" >> /etc/environment
+
+echo "MAIL_USER=${MAIL_USER}" >> /etc/environment
+
+echo "MAIL_PASS=${MAIL_PASS}" >> /etc/environment
+
+echo "MAIL_HOST=${MAIL_HOST}" >> /etc/environment
+
+echo "MAIL_PORT=${MAIL_PORT}" >> /etc/environment
+
+echo "MAIL_SECURITY=${MAIL_SECURITY}" >> /etc/environment
+
+
+echo "ADMIN_EMAIL=${ADMIN_EMAIL}" >> /etc/environment
+
+
+# STEP Install Docker 
+
+name="docker.io"
+# TODO : Fix a version for docker  ?
+
+    dpkg -s $name &> /dev/null  
+
+    if [ $? -ne 0 ]
+
+        then
+            echo "$name not installed"  
+            apt-get update
+#            curl -fsSL https://get.docker.com -o get-docker.sh
+#            sh get-docker.sh
+            apt install -y $name
+            echo "-------- Native docker installed "
+
+        else
+            echo    "$name already installed"
+    fi
+
+# STEP "install docker-compose" 
+echo "-------- Install native docker-compose "
+
+# TODO : Fix a version for docker compose ? 
+
+#mkdir -p /opt/bin &&\
+#dockerComposeVersion=$(curl -s https://api.github.com/repos/docker/compose/releases/latest|grep tag_name|cut -d'"' -f4) &&\
+#curl -L https://github.com/docker/compose/releases/download/$dockerComposeVersion/docker-compose-`uname -s`-`uname -m` > /opt/bin/#docker-compose &&\
+#chmod +x /opt/bin/docker-compose
+
+apt install -y docker-compose
+
+
+# STEP "install git"
+
+echo "-------- Install git"
+
+distro=$( ( lsb_release -ds || cat /etc/*release || uname -om ) 2>/dev/null | head -n1 | cut -d " " -f1)
+if [[ "$distro" == "Ubuntu" || "$distro" == "Debian" ]]; then
+apt-get install -y git
+elif [[ "$distro" == "CentOS" || "$distro" == "AlmaLinux" || "$distro" == "Rocky" || "$distro" == "Fedora" ]]; then
+yum install -y git
+elif [[ "$distro" == "openSUSE" ]]; then
+zypper install git
+elif [[ "$distro" == "Arch" ]]; then
+pacman -S git
+elif [[ "$distro" == "Mageia" ]]; then
+urpmi git
+fi
+
+# STEP install Libre.sh
+
+echo " ---Removing previous install --- "
+rm -rf /libre.sh
+
+echo "-------- installing libre.sh" 
+
+git clone https://lab.libreho.st/libre.sh/compose.libre.sh.git /libre.sh 
+mkdir -p /{data,system}
+mkdir -p /data/trash
+mkdir -p /data/domains
+cp /libre.sh/unit-files/* /etc/systemd/system && systemctl daemon-reload 
+systemctl enable web-net.service 
+systemctl start web-net.service 
+mkdir -p /opt/bin 
+cp /libre.sh/utils/* /opt/bin/
+
+
+# STEP add /opt/bin path
+
+
+echo "-------- updating PATH" 
+cat > /etc/profile.d/libre.sh <<EOF
+export PATH=$PATH:/opt/bin
+EOF
+chmod 644 /etc/profile.d/libre.sh
+bash /etc/profile.d/libre.sh
+
+#TODO : reload profile to use libre right away 
--- a/migrations/update-oo.sh
+++ b/migrations/update-oo.sh
+#!/bin/bash -eux
+
+# Verify they are all in sync with git, if not, print the domain name.
+for oo  in `ls -d ./oo-*`;do
+  cd $oo
+  if ! git diff --exit-code --quiet; then
+    echo $oo
+  fi
+  cd ..
+done
+
+# Update all oo
+for oo  in `ls -d ./oo-*`;do
+  cd $oo
+  libre update
+  cd ..
+done
--- a/unit-files/dump_all.service
+++ b/unit-files/dump_all.service
+[Service]
+Type=oneshot
+Environment=PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin
+ExecStart=/opt/bin/dump_all.sh 
--- a/unit-files/dump_all.timer
+++ b/unit-files/dump_all.timer
+[Unit]
+Description=Run dump all dayly
+
+[Timer]
+OnCalendar=*-*-* 00:15:30
+
+[Install]
+WantedBy=timers.target
--- a/unit-files/mail-mon.service
+++ b/unit-files/mail-mon.service
+[Service]
+Type=oneshot
+ExecStart=/libre.sh/utils/mail-mon.sh
--- a/unit-files/mail-mon.timer
+++ b/unit-files/mail-mon.timer
+[Unit]
+Description=Run mail mon hourly and on boot
+
+[Timer]
+OnBootSec=15min
+OnUnitActiveSec=1h
+
+[Install]
+WantedBy=timers.target
--- a/unit-files/s@.service
+++ b/unit-files/s@.service
@@ -15,9 +15,9 @@ TimeoutStopSec=15
 EnvironmentFile=-/system/%i/env
 Environment=HOSTNAME=%H
 WorkingDirectory=/system/%i/
-ExecStartPre=-/opt/bin/docker-compose rm -f
-ExecStart=/bin/bash -euxc "/opt/bin/docker-compose up"
-ExecStop=/opt/bin/docker-compose stop
+ExecStartPre=-docker-compose rm -f
+ExecStart=/bin/bash -euxc "docker-compose up"
+ExecStop=docker-compose stop

 [Install]
 WantedBy=multi-user.target
--- a/unit-files/swapon.service
+++ b/unit-files/swapon.service
+[Unit]
+Description=Turn on swap
+[Service]
+Type=oneshot
+RemainAfterExit=true
+ExecStartPre=-/bin/bash -euxc ' \
+  fallocate -l 8192m /swap &&\
+  chmod 600 /swap &&\
+  mkswap /swap'
+ExecStart=/sbin/swapon /swap
+ExecStop=/sbin/swapoff /swap
+[Install]
+WantedBy=local.target
--- a/unit-files/u@.service
+++ b/unit-files/u@.service
@@ -15,9 +15,9 @@ TimeoutStopSec=15
 EnvironmentFile=-/data/domains/%i/env
 Environment=HOSTNAME=%H
 WorkingDirectory=/data/domains/%i/
-ExecStartPre=-/opt/bin/docker-compose rm -f
-ExecStart=/bin/bash -euxc "VIRTUAL_HOST=%i,www.%i /opt/bin/docker-compose up"
-ExecStop=/opt/bin/docker-compose stop
+ExecStartPre=-docker-compose rm -f
+ExecStart=/bin/bash -euxc "LETSENCRYPT_HOST=%i VIRTUAL_HOST=%i,www.%i docker-compose up"
+ExecStop=docker-compose stop

 [Install]
 WantedBy=multi-user.target
--- a/utils/dump_all.sh
+++ b/utils/dump_all.sh
+#!/bin/bash -eux
+
+export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin
+
+echo BEGIN > /tmp/dump-logs
+date > /tmp/dump-logs
+
+for domain in `ls /data/domains`; do
+  echo $domain >> /tmp/dump-logs
+  cd /data/domains/${domain}/
+  if [[ -f ./scripts/pre-backup ]]; then
+    cat ./scripts/pre-backup >> /tmp/dump-logs
+    ./scripts/pre-backup >> /tmp/dump-logs
+  fi
+done
+
+date > /tmp/dump
+echo END >> /tmp/dump-logs
+date >> /tmp/dump-logs
--- a/utils/libre
+++ b/utils/libre
@@ -29,6 +29,21 @@ function systemctl_param {
  fi
 }

+function show_usage {
+  echo "Usage:"
+  echo " - provision -a <app_repo_url> -u <domainname> -s : install and start a libre.sh service."
+  echo " - start|status|enable|disable|restart|stop: command sent to systemctl."
+  echo " - ps|exec|logs: command sent to docker compose."
+  echo " - update: to update the current folder."
+  echo " - stats: show docker stats with names."
+  echo " - delete <domainname>: remove a libre.sh service."
+  echo " - getsize <domainname>: give you the size of the installed application"
+  exit 1
+}
+
+if [ $# -eq 0 ]; then
+  show_usage
+fi

 case "$1" in
  start|status|enable|disable|restart|stop)
@@ -62,7 +77,12 @@ case "$1" in
  stats)
    docker stats $(docker ps|grep -v "NAMES"|awk '{ print $NF }'|tr "\n" " ");;
  delete)
-    read -p "Are you sure you want to delete ${2}? (yY)" -n 1 -r
+    if [ $# -ne 2 ]; then
+      echo "delete requires a domainname argument."
+      exit 1
+    fi
+
+    read -p "Are you sure you want to delete ${2}? (yN)" -n 1 -r
    echo    # (optional) move to a new line
    if [[ $REPLY =~ ^[Yy]$ ]]
    then
@@ -72,16 +92,22 @@ case "$1" in
      cd /data/domains
      tar cvzf ${2}.tgz ./${2}
      if [ -f ./${2}.tgz ]; then
-        mv ${2}.tgz /data/domains/to_keep/
+	if [ ! -d /data/trash/ ]; then
+	  mkdir /data/trash/
+	fi
+        mv ${2}.tgz /data/trash/
        rm -rf /data/domains/${2}
        rm -rf /system/haproxy/certs/${2}
        rm /system/haproxy/haproxy/certs/${2}.pem
      fi
    fi;;
+  getsize)
+    # check the current size
+    if [ $# -ne 2 ]; then
+      echo "getsize requires a domainname argument."
+      exit 1
+    fi
+    echo $(du -hs /data/domains/${2}) |cut -d ' ' -f 1;;
  *)
-    echo "Usage:"
-    echo " - start|status|enable|disable|restart|stop: command sent to systemctl."
-    echo " - ps|exec|logs: command sent to docker compose." 
-    echo " - update: to update the current folder."
-    echo " - stats: show docker stats with names."
+    show_usage
 esac
--- a/utils/mail-mon.sh
+++ b/utils/mail-mon.sh
+#!/bin/bash -eux
+
+/usr/bin/journalctl --since '1 hour ago' | grep postfix/cleanup | grep "from=" | sed -n 's/.*from=<\(.*\)> to=<\(.*\)> pro.*/\1/p' | sort |uniq -c | sort | awk 'BEGIN {FS=" ";} {printf "mail_sent{domain_name=\"%s\"} %s\n", $2, $1}' > /system/metrics-collection/textfiles/mail.prom
--- a/utils/provision
+++ b/utils/provision
@@ -26,11 +26,13 @@ LOG_LEVEL="${LOG_LEVEL:-6}" # 7 = debug -> 0 = emergency
 # opts & defaults from. The parsing is unforgiving so be precise in your syntax
 read -r -d '' usage <<-'EOF'
  -u   [arg] URL to process. Required.
-  -a   [arg] Application to install. (in the form github.com/indiehosters/wordpress)
+  -a   [arg] Application to install. (in the form github.com/indiehosters/wordpress or wordpress in REPO_MODE)
+  -t   [arg] Checkout a specific tag or branch from the application repo. default to master
+  -e   [arg] Specify the email of the application admin 
  -s         Start the application right away.
  -b         Buys the associated domain name.
  -i         Configure OpenDKIM.
-  -c         Configures DNS on Namecheap.
+  -c         Configures DNS if possible.
  -d         Enables debug mode
  -h         This page
 EOF
@@ -103,10 +105,34 @@ function buy_domain_name () {
 }

 function application () {
-  git clone https://${arg_a}.git /data/domains/${arg_u}
+
+  #We check if a APP_REPO_URL was specified
+
+  if [ -z ${APP_REPO_URL:-} ]; then
+    warning "NO repo URL specified, using argument as full URL"
+    git_url=https://${arg_a}.git
+  else
+    warning "REPO specified, using argument as app name"
+    git_url=https://${APP_REPO_URL}/${arg_a}.git
+  fi
+  
+  #Define the tag/branch 
+  
+  git clone ${git_url} -b ${arg_t} /data/domains/${arg_u} 
+
  cd /data/domains/${arg_u}
+  
  if [ -f ./scripts/install ]; then
-    export URL=${arg_u}
+    #domain
+    export URL=${arg_u} 
+    #admin email
+    if [ -z "${arg_e}" ]; then
+      warning "No admin_email specified with -e , using default hoster email"
+    else
+      export ADMIN_EMAIL=${arg_e}
+      debug " admin email is ${ADMIN_EMAIL} "
+    fi
+
    if [ -z ${MAIL_DOMAIN:-} ]; then
      warning "you have no email server setup, we'll print a random configuration in your application. Make sure to check the parameters for your app to send proper emails."
      warning "To stop having this warning, please configure your libre.sh to be abble to create email accounts."
@@ -117,14 +143,16 @@ function application () {
      export MAIL_HOST="mail.indie.host"
      export MAIL_PORT="587"
    else
-      export MAIL_PASS=`tr -dc A-Za-z0-9_ < /dev/urandom | head -c 20 | xargs`
-      export MAIL_USER="noreply.${arg_u}@${MAIL_DOMAIN}"
-      /opt/bin/add_mailbox ${MAIL_USER} ${MAIL_PASS}
+      echo "using MAIL_DOMAIN from server env"
+      #export MAIL_PASS=`tr -dc A-Za-z0-9_ < /dev/urandom | head -c 20 | xargs`
+      #export MAIL_USER="noreply.${arg_u}@${MAIL_DOMAIN}"
+      #/opt/bin/add_mailbox ${MAIL_USER} ${MAIL_PASS}
    fi
    ./scripts/install
  fi
 }

+
 function start () {
  systemctl start u@${arg_u}
  systemctl enable u@${arg_u}
@@ -200,6 +228,8 @@ fi

 [ -z "${arg_u}" ]     && help      "URL is required."
 [ -z "${LOG_LEVEL}" ] && emergency "Cannot continue without LOG_LEVEL."
+# tags/branch for modules 
+[ -z "${arg_t}" ]     && arg_t=master


 ### Runtime

--- a/utils/test-domain.sh
+++ b/utils/test-domain.sh
+#!/bin/bash
+cd /data/domains
+my_ip=`curl http://ipv4.icanhazip.com/`
+echo "My IP is $my_ip"
+for domain in `ls .`; do
+  domain_ip=`host ${domain} | awk '/has address/ { print $4 }'`
+  if [[ "${domain_ip}" != "${my_ip}" ]]; then
+    echo "$domain has this IP: $domain_ip"
+  fi
+done
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