Add new __unbound_exporter type

type/__unbound_exporter/files/openrc-service

@@ -0,0 +1,12 @@
+#!/sbin/openrc-run
+
+name=$RC_SVCNAME
+command="/usr/local/bin/unbound_exporter"
+command_args=""
+command_user="unbound"
+command_background="yes"
+pidfile="/var/run/$RC_SVCNAME.pid"
+
+depend() {
+        need unbound
+}

type/__unbound_exporter/gencode-remote

@@ -0,0 +1,46 @@
+#!/bin/sh -e
+#
+# 2020 Timothée Floure (timothee.floure@ungleich.ch)
+#
+# 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/>.
+
+upstream=https://github.com/wish/unbound_exporter/archive
+version=$(cat $__object/parameter/version)
+release="unbound_exporter-$version"
+
+cat << EOF
+if command -v unbound_exporter
+then
+    # already installed - ignoring.
+    echo "Nothing to do -"
+else
+    # Initialize working directory
+    workdir=\$(mktemp -d)
+    cd \$workdir
+
+    # Download and extract sources for requested release.
+    curl -L $upstream/v$version.tar.gz --output $release.tar.gz
+    tar xf $release.tar.gz
+
+    # Build and install binary.
+    cd $release
+    go build
+    install -m755 unbound_exporter /usr/local/bin/
+
+    # Clean up!
+    rm -r \$workdir
+fi
+EOF

type/__unbound_exporter/man.rst

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+cdist-type__unbound_exporter(7)
+===============================
+
+NAME
+----
+cdist-type__unbound_exporter - A prometheus exporter for unbound
+
+
+DESCRIPTION
+-----------
+Simple Prometheus metrics exporter for the Unbound DNS
+resolver. It leverages the unbound remote control endpoint
+and exposes metrics on port 9167.
+
+
+REQUIRED PARAMETERS
+-------------------
+version
+  unbound_exporter release to be used.
+
+OPTIONAL PARAMETERS
+-------------------
+None.
+
+
+BOOLEAN PARAMETERS
+------------------
+None.
+
+
+EXAMPLES
+--------
+
+.. code-block:: sh
+
+    __unbound \
+      --interface '::0' \
+      --forward_addr '2a0a:e5c0:2:1::5' \
+      --forward_addr '2a0a:e5c0:2:1::6' \
+      --access_control '::0/0 deny' \
+      --access_control '2a0a:e5c0::/29 allow' \
+      --access_control '2a09:2940::/29 allow' \
+      --disable_ip4 \
+      --enable_rc \
+      --rc_interface '::1'
+
+    __unbound_exporter --version 0.1.3
+
+SEE ALSO
+--------
+:strong:`cdist-type__unbound(7)`
+
+AUTHORS
+-------
+Timothée Floure <timothee.floure@ungleich.ch>
+
+
+COPYING
+-------
+Copyright \(C) 2020 Timothée Floure. 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.

type/__unbound_exporter/manifest

@@ -0,0 +1,44 @@
+#!/bin/sh -e
+#
+# 2020 Timothée Floure (timothee.floure@ungleich.ch)
+#
+# 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/>.
+#
+
+
+os=$(cat "$__global/explorer/os")
+
+case "$os" in
+    alpine)
+        # Used in gencode-remote.
+        __package curl
+        __package tar
+        __package go
+        __package libc-dev
+        ;;
+    *)
+        printf "Your operating system (%s) is currently not supported by this type (%s)\n" "$os" "${__type##*/}" >&2
+        printf "Please contribute an implementation for it if you can.\n" >&2
+        exit 1
+        ;;
+esac
+
+__file /etc/init.d/unbound_exporter \
+    --source "$__type/files/openrc-service" \
+    --mode 755
+
+require="__file/etc/init.d/unbound_exporter" __service unbound_exporter --action start
+require="__file/etc/init.d/unbound_exporter" __start_on_boot unbound_exporter

type/__unbound_exporter/parameter/required

@@ -0,0 +1 @@
+version