From 8fe35a2abf1016af5dfbbe3b958e8351a93a0d55 Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Fri, 27 Oct 2017 20:34:18 -0200
Subject: Auto-upgrade support

---
 files/drupal             | 60 +++++++++++++++++++++++++++++++++++++++++-------
 manifests/autoupgrade.pp | 25 ++++++++++++++++++++
 manifests/maintenance.pp |  4 ++--
 3 files changed, 79 insertions(+), 10 deletions(-)
 create mode 100644 manifests/autoupgrade.pp

diff --git a/files/drupal b/files/drupal
index 30af128..00bdb9e 100755
--- a/files/drupal
+++ b/files/drupal
@@ -143,10 +143,31 @@ function drupal_update {
   done
 }
 
+# Get the current installed version of a given series
+function drupal_current {
+  local series="$1"
+
+  if [ -z "$series" ]; then
+    series="8"
+  fi
+
+  if [ -e "$BASE/drupal-${series}" ]; then
+    readlink $BASE/drupal-${series} | sed -e 's/^drupal-//'
+  else
+    echo 0
+  fi
+}
+
 # Get the latest version of a given series
 # https://drupal.stackexchange.com/questions/23700/how-to-find-download-latest-drupal-version-via-bash#23704
 function drupal_latest {
-  latest="`wget -O- -q https://updates.drupal.org/release-history/drupal/${1}.x | grep -oPm1 "(?<=<download_link>)[^<]+" | head -1`"
+  local series="$1"
+
+  if [ -z "$series" ]; then
+    series="8"
+  fi
+
+  latest="`wget -O- -q https://updates.drupal.org/release-history/drupal/${series}.x | grep -oPm1 "(?<=<download_link>)[^<]+" | head -1`"
   latest="`basename $latest`"
 
   echo $latest | sed -e 's/^drupal-//' -e 's/.tar.gz$//'
@@ -206,14 +227,29 @@ function drupal_upgrade {
     exit 1
   fi
 
-  # Setup
+  # Get versions
   old="$1"
   new="$2"
-  old_major="`drupal_get_major $old`"
-  new_major="`drupal_get_major $new`"
-  extra_folders=""
-  drupal_series="$new_major"
-  
+
+  # Fix versions if just a series is given
+  if [ "$old" == "8" ] && [ -z "$new" ]; then
+    old="`drupal_current 8`"
+    new="`drupal_latest  8`"
+    drupal_series="8"
+  elif [ "$old" == "7" ] && [ -z "$new" ]; then
+    old="`drupal_current 7`"
+    new="`drupal_latest  7`"
+    drupal_series="7"
+  elif [ "$old" == "6" ] && [ -z "$new" ]; then
+    old="`drupal_current 6`"
+    new="`drupal_latest  6`"
+    drupal_series="6"
+  else
+    old_major="`drupal_get_major $old`"
+    new_major="`drupal_get_major $new`"
+    drupal_series="$new_major"
+  fi
+
   if [ "$old_major" != "$new_major" ]; then
     echo "Major versions doesn't match"
     exit 1
@@ -240,6 +276,8 @@ function drupal_upgrade {
     fi
   done
 
+  extra_folders=""
+
   # Extra folder
   for extra_folder in $extra_folders; do
     if [ -d ../drupal-$old/$extra_folder ]; then
@@ -301,7 +339,7 @@ fi
 
 # Main procedure
 if [ -z "$1" ]; then
-  echo "Usage: `basename $0` <cron|download|update|updatedb|upgrade|run|make> [arguments]"
+  echo "Usage: `basename $0` <cron|download|update|updatedb|upgrade|current|latest|run|make> [arguments]"
   exit 1
 elif [ "$1" == "cron" ]; then
   drupal_iterate cron
@@ -326,6 +364,12 @@ elif [ "$1" == "updatedb" ]; then
 elif [ "$1" == "upgrade" ]; then
   shift
   drupal_upgrade $*
+elif [ "$1" == "current" ]; then
+  shift
+  drupal_current $*
+elif [ "$1" == "latest" ]; then
+  shift
+  drupal_latest $*
 elif [ "$1" == "run" ]; then
   shift
   drupal_iterate $*
diff --git a/manifests/autoupgrade.pp b/manifests/autoupgrade.pp
new file mode 100644
index 0000000..c4a22cc
--- /dev/null
+++ b/manifests/autoupgrade.pp
@@ -0,0 +1,25 @@
+class drupal::autoupgrade {
+  # Keep 8.x codebase updated
+  cron { "drupal-autoupgrade-8.x":
+    command  => "/usr/local/bin/drupal upgrade 8",
+    user     => drupal,
+    # Run once a week after security releases (usually on Wednesdays)
+    weekday  => 5,
+    hour     => "01",
+    minute   => "30",
+    ensure   => present,
+    require  => [ File['/usr/local/bin/drupal'], User['drupal'] ],
+  }
+
+  # Keep 7.x codebase updated
+  cron { "drupal-autoupgrade-7.x":
+    command  => "/usr/local/bin/drupal upgrade 7",
+    user     => drupal,
+    # Run once a week after security releases (usually on Wednesdays)
+    weekday  => 5,
+    hour     => "01",
+    minute   => "30",
+    ensure   => present,
+    require  => [ File['/usr/local/bin/drupal'], User['drupal'] ],
+  }
+}
diff --git a/manifests/maintenance.pp b/manifests/maintenance.pp
index 720089e..d757122 100644
--- a/manifests/maintenance.pp
+++ b/manifests/maintenance.pp
@@ -6,7 +6,7 @@ class drupal::maintenance {
     hour     => "*/1",
     minute   => "15",
     ensure   => present,
-    require  => [ File['/usr/local/sbin/drupal'], User['drupal'] ],
+    require  => [ File['/usr/local/bin/drupal'], User['drupal'] ],
   }
 
   # Keep themes and modules up-to-date
@@ -18,6 +18,6 @@ class drupal::maintenance {
     hour     => "02",
     minute   => "30",
     ensure   => present,
-    require  => User['drupal'],
+    require  => [ File['/usr/local/bin/drupal'], User['drupal'] ],
   }
 }
-- 
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