mfrederickson · December 21, 2015 03:59 · Aug 30, 2013 · Aug 30, 2013 · Aug 30, 2013 · Aug 27, 2013
diff --git a/prepvm_for_capistrano b/prepvm_for_capistrano
@@ -1,8 +1,12 @@
 #!/bin/bash
-# prepvm_for_capistrano.sh
+# prepvm_for_capistrano
 # Prepares the concerto virtual machine image for capistrano deploys.
 # Download this script to the concerto home directory, chmod +x it and
 # run as sudo (for directory creation and permission and config changes).
+#
+# if it complains about not having an /etc/init.d/concerto service script
+# the you probably have an older vm image and can safely skip that check
+# by running "sudo ./prepvm_for_capistrano skip"
 
 # prompt for confirmation
 clear
@@ -38,8 +42,8 @@ fi
 # look for key files to see if the environment is in the expected state
 remove_pkg=1;
 echo -e "\nChecking to see if environment is in the expected state..."
-if [ ! -f /etc/init.d/concerto ]; then
-  echo "no service control file - the /etc/init.d/concerto file is missing"
+if [ ! -f /etc/init.d/concerto -a "$1" != "skip" ]; then
+  echo "no service control script - the /etc/init.d/concerto file is missing"
   exit 1
 elif [ ! -f /usr/share/concerto/config/database.yml ]; then
   echo "database configuration file is missing - cannot copy configuration"

diff --git a/prepvm_for_capistrano.sh → prepvm_for_capistrano b/prepvm_for_capistrano.sh → prepvm_for_capistrano
diff --git a/prepvm_for_capistrano.sh b/prepvm_for_capistrano.sh
@@ -118,6 +118,11 @@ if [ "${remove_pkg}" == "1" ]; then
   apt-get remove concerto-full -qq -y
 fi
 
+# re-register the service
+if [ -f /etc/init.d/concerto ]; then
+  update-rc.d concerto defaults
+fi
+
 # restart apache since we changed the site configuration
 echo "restarting web server"
 if [ ! -f /etc/apache2/sites-enabled/concerto ]; then

diff --git a/prepvm_for_capistrano.sh b/prepvm_for_capistrano.sh
@@ -35,6 +35,24 @@ if [ `id -u` -ne 0 ]; then
   exit 1
 fi
 
+# look for key files to see if the environment is in the expected state
+remove_pkg=1;
+echo -e "\nChecking to see if environment is in the expected state..."
+if [ ! -f /etc/init.d/concerto ]; then
+  echo "no service control file - the /etc/init.d/concerto file is missing"
+  exit 1
+elif [ ! -f /usr/share/concerto/config/database.yml ]; then
+  echo "database configuration file is missing - cannot copy configuration"
+  exit 1
+elif [ ! -f /etc/apache2/sites-available/concerto ]; then
+  echo "concerto site definition file is missing in /etc/apache2/sites-available"
+  exit 1
+elif [ "$(dpkg-query -l concerto-full 2>&1 | tail -1 | cut -c 1)" != "i" ]; then
+  echo "concerto-full package not installed"
+  # should not matter since we have the files we need
+  remove_pkg=0;
+fi
+
 # create the deploy root directory
 echo "creating /var/webapps"
 mkdir -p /var/webapps
@@ -94,6 +112,18 @@ sed 's/usr\/share\/concerto/var\/webapps\/concerto\/current/g' /etc/apache2/site
 cp /tmp/$$.site_config /etc/apache2/sites-available/concerto
 rm /tmp/$$.site_config
 
+# remove the apt-get package concerto-full
+if [ "${remove_pkg}" == "1" ]; then
+  echo "removing the concerto-full package which is no longer needed"
+  apt-get remove concerto-full -qq -y
+fi
+
+# restart apache since we changed the site configuration
+echo "restarting web server"
+if [ ! -f /etc/apache2/sites-enabled/concerto ]; then
+  a2ensite concerto
+fi
+
 # restart apache since we changed the site configuration
 echo "restarting web server"
 service apache2 restart

diff --git a/prepvm_for_capistrano.sh b/prepvm_for_capistrano.sh
@@ -0,0 +1,103 @@
+#!/bin/bash
+# prepvm_for_capistrano.sh
+# Prepares the concerto virtual machine image for capistrano deploys.
+# Download this script to the concerto home directory, chmod +x it and
+# run as sudo (for directory creation and permission and config changes).
+
+# prompt for confirmation
+clear
+echo "This is a one-time script that will prepare the concerto vm image for "
+echo "capistrano deploys.  It is written specifically for the concerto vm "
+echo "image and should not be run on other servers."
+echo -e "\nThis will:"
+echo -e "  * create directories /var/webapps and ~/projects and reassign"
+echo -e "    ownership to the concerto user"
+echo -e "  * install the capistrano package (via apt-get) and "
+echo -e "    the capistrano-tags gem"
+echo -e "  * pull down the repo so we can get the capistrano scripts"
+echo -e "  * copy the existing database.yml file from the old location to the"
+echo -e "    new location"
+echo -e "  * run the initial capistrano setup and checks and deploy, prompting "
+echo -e "    to continue between each one"
+echo -e "  * change the concerto apache site configuration to point to "
+echo -e "    /var/webapps/concerto/current/public and restart apache"
+echo -e "\nIt is a really good idea to snapshot your vm before you continue.\n"
+read -p "Do you want to continue? (Y/n) " answer
+answer=${answer:-Y}
+if [ "$answer" != "Y" ]; then
+  exit 0
+fi
+
+# make sure we are running as sudo - after prompt above so they can decide
+if [ `id -u` -ne 0 ]; then
+  echo "This script must be run as sudo because it creates directories and "
+  echo "changes website configurations."
+  exit 1
+fi
+
+# create the deploy root directory
+echo "creating /var/webapps"
+mkdir -p /var/webapps
+chown concerto:concerto /var/webapps
+chmod g+w /var/webapps
+
+# create the project directory for concerto where we will
+# kick off the deploys from
+echo "creating ~/projects"
+mkdir -p ~/projects
+cd ~/projects
+
+# clone the repo
+echo "cloning the repo"
+git clone https://github.com/concerto/concerto.git
+cd concerto
+
+# set ownership back to concerto
+echo "setting ownership back to concerto"
+chown -R concerto:concerto ~/projects
+
+# install capistrano and the capistrano-tags gem
+echo "installing capistrano via apt-get"
+apt-get -qq -y install capistrano
+
+echo "installing capistrano-tags gem"
+gem install capistrano-tags -q --no-rdoc --no-ri
+
+# set up cap directory structure on server with bogus password
+su concerto -c "cap -S dbpwd=\"concerto\" deploy:setup"
+# overwrite the default database.yml with the vm's initial config
+cp /usr/share/concerto/config/database.yml /var/webapps/concerto/shared/config/
+read -p "Do you want to continue with the deploy check? (Y/n) " answer
+answer=${answer:-Y}
+if [ "$answer" != "Y" ]; then
+  exit 0
+fi
+
+# check the deploy
+su concerto -c "cap deploy:check"
+read -p "Do you want to continue with the deploy? It may take a few minutes to complete. (Y/n) " answer
+answer=${answer:-Y}
+if [ "$answer" != "Y" ]; then
+  exit 0
+fi
+
+# perform the deploy
+su concerto -c "cap deploy"
+read -p "Do you want to change the apache site configuration to point to the new location and restart apache? (Y/n) " answer
+answer=${answer:-Y}
+if [ "$answer" != "Y" ]; then
+  exit 0
+fi
+
+echo "changing site configuration to point to /var/webapps/concerto/current/public"
+sed 's/usr\/share\/concerto/var\/webapps\/concerto\/current/g' /etc/apache2/sites-available/concerto >/tmp/$$.site_config
+cp /tmp/$$.site_config /etc/apache2/sites-available/concerto
+rm /tmp/$$.site_config
+
+# restart apache since we changed the site configuration
+echo "restarting web server"
+service apache2 restart
+
+echo -e "\ndone!  from here on out all you have to do to update is run:"
+echo "  cap deploy"
+echo "from /home/concerto/projects/concerto"
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