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-rw-r--r--lib/hydra/misc14
-rwxr-xr-xshare/hydractl/system-upgrade53
2 files changed, 67 insertions, 0 deletions
diff --git a/lib/hydra/misc b/lib/hydra/misc
index 24db45b..9aca158 100644
--- a/lib/hydra/misc
+++ b/lib/hydra/misc
@@ -106,3 +106,17 @@ function hydra_safe_run {
$*
hydra_exit_on_error $*
}
+
+# Determine the next debian release
+function hydra_next_debian_release {
+ local release="$1"
+
+ if [ "$release" == "lenny" ]; then
+ echo "squeeze"
+ elif [ "$release" == "squeeze" ]; then
+ echo "wheezy"
+ else
+ echo "Unsupported release"
+ exit 1
+ fi
+}
diff --git a/share/hydractl/system-upgrade b/share/hydractl/system-upgrade
new file mode 100755
index 0000000..770f058
--- /dev/null
+++ b/share/hydractl/system-upgrade
@@ -0,0 +1,53 @@
+#!/bin/bash
+#
+# Do a system upgrade, from a version to the next.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public
+# License along with this program. If not, see
+# <http://www.gnu.org/licenses/>.
+
+# Load
+source $APP_BASE/lib/hydra/functions || exit 1
+hydra_config_load
+
+# Command line arguments
+BASENAME="`basename $0`"
+
+# Available releases
+release="`facter lsbdistcodename`"
+nextrelease="`hydra_next_debian_release $release`"
+
+# Ensure puppet is stopped during the process
+service puppet stop
+sed -i -e 's/START=yes/START=no/' /etc/default/puppet
+
+# Configure apt for the next debian release
+sed -i -e "s/$release/$nextrelease/g" /etc/apt/sources.list
+sed -i -e "s/$release/$nextrelease/g" /etc/apt/preferences
+sed -i -e 's|^deb http://backports.debian.org/debian-backports|#deb http://backports.debian.org/debian-backports|' /etc/apt/sources.list
+
+# These will be generated by puppet and can be safely removed
+rm -f /etc/apt/sources.list.d/*
+rm -f /etc/apt/preferences.d/*
+rm -f /etc/apt/preferences
+
+# Update package listing and download new packages
+apt-get update
+apt-get dist-upgrade -d
+
+# Upgrade the system
+apt-get dist-upgrade
+
+# Enable puppet again
+sed -i -e 's/START=no/START=yes/' /etc/default/puppet
+service puppet start