initial submit of __package_emerge type

cdist/conf/type/__package_emerge/explorer/pkg_version

@@ -0,0 +1,35 @@
+#!/bin/sh
+#
+# 2013 Thomas Oettli (otho at sfs.biz)
+#
+# 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
+#
+
+if [ ! -x /usr/bin/equery ]; then
+    echo "gentoolkit not installed!" 1>&2
+    exit 1
+fi
+
+if [ -f "$__object/parameter/name" ]; then
+   name="$(cat "$__object/parameter/name")"
+else
+   name="$__object_id"
+fi
+
+equery -q l -F '$cp $fullversion' "$name" || true

cdist/conf/type/__package_emerge/gencode-remote

@@ -0,0 +1,72 @@
+#!/bin/sh
+#
+# 2013 Thomas Oettli (otho at sfs.biz)
+#
+# 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 with Portage (mostly gentoo)
+#
+
+if [ -f "$__object/parameter/name" ]; then
+   name="$__object/parameter/name"
+else
+   name="$__object_id"
+fi
+
+if [ -f "$__object/parameter/state" ]; then
+   state_should="$(cat "$__object/parameter/state")"
+else
+   state_should="present"
+fi
+
+pkg_version="$(cat "$__object/explorer/pkg_version")"
+if [ -z "$pkg_version" ]; then
+    state_is="absent"
+elif [ $(echo "$pkg_version" | wc -l) -gt 1 ]; then
+    echo "Package name is not unique! The following packages are installed:"
+    echo "$pkg_version"
+    exit 1
+else
+    state_is="present"
+    installed_version="$(echo "$pkg_version" | cut -d " " -f 2)"
+fi
+
+if [ -f "$__object/parameter/version" ]; then
+    version="$(cat "$__object/parameter/version")"
+    if [ ! -z "$version" ]; then
+        name="=$name-$version"
+    fi
+else
+    version=""
+fi
+
+# Exit if nothing is needed to be done
+[ "$state_is" = "$state_should" ] && ( [ -z "$version" ] || [ "$installed_version" = "$version" ] ) && exit 0
+[ "$state_should" = "absent" ] && [ ! -z "$version" ] && [ "$installed_version" != "$version" ] && exit 0
+
+case "$state_should" in
+   present)
+        echo "emerge \"$name\" &>/dev/null || exit 1"
+        ;;
+   absent)
+        echo "emerge -C \"$name\" &>/dev/null || exit 1"
+        ;;
+   *)
+        echo "Unknown state: $state_should" >&2
+        exit 1
+        ;;
+esac

cdist/conf/type/__package_emerge/man.text

@@ -0,0 +1,60 @@
+cdist-type__package_emerge(7)
+=============================
+Thomas Oettli <otho--@--sfs.biz>
+
+
+NAME
+----
+cdist-type__package_emerge - Manage packages with portage
+
+
+DESCRIPTION
+-----------
+Portage is usually used on the gentoo distribution to manage packages.
+This type requires app-portage/gentoolkit installed on the target host.
+cdist-type__package_emerge_dependencies is supposed to install the needed
+packages on the target host.
+
+
+REQUIRED PARAMETERS
+-------------------
+None
+
+
+OPTIONAL PARAMETERS
+-------------------
+name::
+    If supplied, use the name and not the object id as the package name.
+
+state::
+    Either "present" or "absent", defaults to "present".
+
+version::
+    If supplied, use to install or uninstall a specific version of the package named.
+
+EXAMPLES
+--------
+
+--------------------------------------------------------------------------------
+# Ensure sys-devel/gcc is installed
+__package_emerge sys-devel/gcc --state present
+
+# If you want a specific version of a package
+__package_emerge app-portage/gentoolkit --state present --version 0.3.0.8-r2
+
+# Remove package
+__package_emerge sys-devel/gcc --state absent
+--------------------------------------------------------------------------------
+
+
+SEE ALSO
+--------
+- cdist-type(7)
+- cdist-type__package(7)
+- cdist-type__package_emerge_dependencies(7)
+
+
+COPYING
+-------
+Copyright \(C) 2013 Thomas Oettli. Free use of this software is
+granted under the terms of the GNU General Public License version 3 (GPLv3).

cdist/conf/type/__package_emerge/parameter/optional

@@ -0,0 +1,3 @@
+name
+state
+version