From 48a96591d14910748744e256975c3fb55795f055 Mon Sep 17 00:00:00 2001
From: Nico Schottelius <nico@kr.ethz.ch>
Date: Fri, 1 Apr 2011 12:11:50 +0200
Subject: [PATCH] add template for type __debconf_set_selections/

Signed-off-by: Nico Schottelius <nico@kr.ethz.ch>
---
 .../explorer/pkg_status                       | 31 ++++++++++
 .../__debconf_set_selections/gencode-remote   | 53 +++++++++++++++++
 conf/type/__debconf_set_selections/man.text   | 59 +++++++++++++++++++
 .../parameter/optional                        |  3 +
 .../parameter/required                        |  1 +
 5 files changed, 147 insertions(+)
 create mode 100755 conf/type/__debconf_set_selections/explorer/pkg_status
 create mode 100755 conf/type/__debconf_set_selections/gencode-remote
 create mode 100644 conf/type/__debconf_set_selections/man.text
 create mode 100644 conf/type/__debconf_set_selections/parameter/optional
 create mode 100644 conf/type/__debconf_set_selections/parameter/required

diff --git a/conf/type/__debconf_set_selections/explorer/pkg_status b/conf/type/__debconf_set_selections/explorer/pkg_status
new file mode 100755
index 00000000..86b94825
--- /dev/null
+++ b/conf/type/__debconf_set_selections/explorer/pkg_status
@@ -0,0 +1,31 @@
+#!/bin/sh
+#
+# 2011 Nico Schottelius (nico-cdist at schottelius.org)
+#
+# This file is part of cdist.
+#
+# cdist is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# cdist 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with cdist. If not, see <http://www.gnu.org/licenses/>.
+#
+#
+# Retrieve the status of a package - parsed dpkg output
+#
+
+if [ -f "$__object/parameter/name" ]; then
+   name="$(cat "$__object/parameter/name")"
+else
+   name="$__object_id"
+fi
+
+# Except dpkg failing, if package is not known / installed
+dpkg -s "$name" 2>/dev/null || exit 0
diff --git a/conf/type/__debconf_set_selections/gencode-remote b/conf/type/__debconf_set_selections/gencode-remote
new file mode 100755
index 00000000..b2c7179d
--- /dev/null
+++ b/conf/type/__debconf_set_selections/gencode-remote
@@ -0,0 +1,53 @@
+#!/bin/sh
+#
+# 2011 Nico Schottelius (nico-cdist at schottelius.org)
+#
+# This file is part of cdist.
+#
+# cdist is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# cdist is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with cdist. If not, see <http://www.gnu.org/licenses/>.
+#
+#
+# Manage packages on Debian and co.
+#
+
+if [ -f "$__object/parameter/name" ]; then
+   name="$(cat "$__object/parameter/name")"
+else
+   name="$__object_id"
+fi
+
+# Check for preseeding and add preseed as here document
+if [ -f "$__object/parameter/preseed" ]; then
+   echo "debconf-set-selections << __file-eof"
+   cat "$(cat "$__object/parameter/preseed")"
+   echo "__file-eof"
+fi
+
+state="$(cat "$__object/parameter/state")"
+is_installed="$(grep "^Status: install ok installed" "$__object/explorer/pkg_status" || true)"
+
+case "$state" in
+   installed)
+      # Install only if non-existent
+      if [ -z "$is_installed" ]; then
+         echo apt-get --quiet --yes install \"$name\"
+      fi
+   ;;
+   uninstalled)
+      # Remove only if existent
+      if [ -n "$is_installed" ]; then
+         echo apt-get --quiet --yes remove \"$name\"
+      fi
+   ;;
+esac
diff --git a/conf/type/__debconf_set_selections/man.text b/conf/type/__debconf_set_selections/man.text
new file mode 100644
index 00000000..8b7476b4
--- /dev/null
+++ b/conf/type/__debconf_set_selections/man.text
@@ -0,0 +1,59 @@
+cdist-type__package_apt(7)
+==========================
+Nico Schottelius <nico-cdist--@--schottelius.org>
+
+
+NAME
+----
+cdist-type__package_apt - Manage packages with apt-get
+
+
+DESCRIPTION
+-----------
+apt-get is usually used on Debian and variants (like Ubuntu) to
+manage packages.
+
+
+REQUIRED PARAMETERS
+-------------------
+state::
+   Either "installed" or "deinstalled".
+
+
+OPTIONAL PARAMETERS
+-------------------
+name::
+   If supplied, use the name and not the object id as the package name.
+
+preseed::
+   If supplied, use the given filename as input for debconf-set-selections(1)
+
+
+EXAMPLES
+--------
+
+--------------------------------------------------------------------------------
+# Ensure zsh in installed
+__package_apt zsh --state installed
+
+# In case you only want *a* webserver, but don't care which one
+__package_apt webserver --state installed --name nginx
+
+# Install package with defaults (from a type)
+__package_apt postfix --state installed --preseed "$__type/files/postfix-seed"
+
+# Remove obsolete package
+__package_apt puppet --state deinstalled
+--------------------------------------------------------------------------------
+
+
+SEE ALSO
+--------
+- cdist-type(7)
+- cdist-type__package(7)
+
+
+COPYING
+-------
+Copyright \(C) 2011 Nico Schottelius. Free use of this software is
+granted under the terms of the GNU General Public License version 3 (GPLv3).
diff --git a/conf/type/__debconf_set_selections/parameter/optional b/conf/type/__debconf_set_selections/parameter/optional
new file mode 100644
index 00000000..2dae648e
--- /dev/null
+++ b/conf/type/__debconf_set_selections/parameter/optional
@@ -0,0 +1,3 @@
+name
+preseed
+version
diff --git a/conf/type/__debconf_set_selections/parameter/required b/conf/type/__debconf_set_selections/parameter/required
new file mode 100644
index 00000000..ff72b5c7
--- /dev/null
+++ b/conf/type/__debconf_set_selections/parameter/required
@@ -0,0 +1 @@
+state