new type to manage mounts, either via fstab or manually

Signed-off-by: Steven Armstrong <steven@icarus.ethz.ch>

cdist/conf/type/__mount/explorer/mounted

@@ -0,0 +1,27 @@
+#!/bin/sh
+#
+# 2014 Steven Armstrong (steven-cdist at armstrong.cc)
+#
+# 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/>.
+#
+
+path="$(cat "$__object/parameter/path" 2>/dev/null || echo "/$__object_id")"
+
+if mountpoint -q "$path"; then
+   echo yes
+else
+   echo no
+fi

cdist/conf/type/__mount/gencode-remote

@@ -0,0 +1,51 @@
+#!/bin/sh
+#
+# 2014 Steven Armstrong (steven-cdist at armstrong.cc)
+#
+# 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/>.
+#
+
+path="$(cat "$__object/parameter/path" 2>/dev/null || echo "/$__object_id")"
+state_should="$(cat "$__object/parameter/state")"
+state_is="$(grep -q -x yes "$__object/explorer/mounted" && echo present || echo absent)"
+
+if [ "$state_should" = "$state_is" ]; then
+   # nothing to do
+   exit 0
+fi
+
+case "$state_should" in
+   present)
+      if [ -f "$__object/parameter/nofstab" ]; then
+         # mount manually
+         printf 'mount'
+         if [ -f "$__object/parameter/type" ]; then
+            printf ' -t %s' "$(cat "$__object/parameter/type")"
+         fi
+         if [ -f "$__object/parameter/options" ]; then
+            printf ' -o %s' "$(cat "$__object/parameter/options")"
+         fi
+         printf ' %s' "$(cat "$__object/parameter/device")"
+         printf " %s\n" "$path"
+      else
+         # mount using existing fstab entry
+         printf 'mount "%s"\n' "$path"
+      fi
+   ;;
+   absent)
+      printf 'umount "%s"\n' "$path"
+   ;;
+esac

cdist/conf/type/__mount/man.text

@@ -0,0 +1,80 @@
+cdist-type__mount(7)
+====================
+Steven Armstrong <steven-cdist--@--armstrong.cc>
+
+
+NAME
+----
+cdist-type__mount - manage filesystem mounts
+
+
+DESCRIPTION
+-----------
+Manage filesystem mounts either via /etc/fstab or manually.
+
+
+REQUIRED PARAMETERS
+-------------------
+None.
+
+
+OPTIONAL PARAMETERS
+-------------------
+device::
+   device to mount at path, defaults to 'none'. see mount(8)
+
+dump::
+   value for the dump field in fstab. see fstab(5)
+   defaults to 0.
+
+options::
+   comma separated string of options, see mount(8)
+
+pass::
+   value for the pass field in fstab. see fstab(5)
+   defaults to 0.
+
+path::
+   mount point where to mount the device, see mount(8).
+   Defaults to __object_id
+
+state::
+   either present or absent. Defaults to present.
+
+type::
+   vfstype, see mount(8)
+
+
+BOOLEAN PARAMETERS
+------------------
+nofstab::
+   do not manage an entry in /etc/fstab
+
+
+EXAMPLES
+--------
+
+--------------------------------------------------------------------------------
+__mount /some/dir \
+   --device /dev/sdc3 \
+   --type xfs \
+   --options "defaults,ro"
+   --dump 0 \
+   --pass 1
+
+__mount /var/lib/one \
+   --device mfsmount \
+   --type fuse \
+   --options "mfsmaster=mfsmaster.domain.tld,mfssubfolder=/one,nonempty,_netdev"
+--------------------------------------------------------------------------------
+
+
+SEE ALSO
+--------
+- cdist-type(7)
+
+
+COPYING
+-------
+Copyright \(C) 2014 Steven Armstrong. Free use of this software is
+granted under the terms of the GNU General Public License version 3 (GPLv3).

cdist/conf/type/__mount/manifest

@@ -0,0 +1,42 @@
+#!/bin/sh
+#
+# 2014 Steven Armstrong (steven-cdist at armstrong.cc)
+#
+# 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/>.
+#
+
+path="$(cat "$__object/parameter/path" 2>/dev/null || echo "/$__object_id")"
+state="$(cat "$__object/parameter/state")"
+
+if [ ! -f "$__object/parameter/nofstab" ]; then
+   # Generate an entry for /etc/fstab
+   (
+printf "%s" "$(cat "$__object/parameter/device")"
+printf " %s" "$path"
+type="$(cat "$__object/parameter/type" || echo "auto")"
+printf " %s" "$type"
+options="$(cat "$__object/parameter/options" || echo "defaults")"
+printf " %s" "$options"
+printf " %s" "$(cat "$__object/parameter/dump")"
+printf " %s\n" "$(cat "$__object/parameter/pass")"
+) | \
+__block "$__object_name" \
+   --file "/etc/fstab" \
+   --prefix "#cdist:$__object_name" \
+   --suffix "#/cdist:$__object_name" \
+   --state "$state" \
+   --text -
+fi

cdist/conf/type/__mount/parameter/boolean

@@ -0,0 +1 @@
+nofstab

cdist/conf/type/__mount/parameter/default/device

@@ -0,0 +1 @@
+none

cdist/conf/type/__mount/parameter/default/dump

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

cdist/conf/type/__mount/parameter/default/pass

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

cdist/conf/type/__mount/parameter/default/state

@@ -0,0 +1 @@
+present

cdist/conf/type/__mount/parameter/optional

@@ -0,0 +1,7 @@
+device
+dump
+options
+pass
+path
+state
+type