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authorSean Whitton2016-05-16 10:29:02 -0700
committerSean Whitton2016-05-16 10:29:02 -0700
commit718c2bb387e83aa05169ff7c09f4600577941b20 (patch)
tree19ba02deacd1bc7b6d7804e97a17222f1796b8c7 /src/Propellor/Property/Schroot.hs
parent7e915fb7caf41b5c547a7ef8d9089ca5060889db (diff)
add Schroot.hs
Diffstat (limited to 'src/Propellor/Property/Schroot.hs')
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diff --git a/src/Propellor/Property/Schroot.hs b/src/Propellor/Property/Schroot.hs
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+-- | Maintainer: Sean Whitton <spwhitton@spwhitton.name>
+
+module Propellor.Property.Schroot where
+
+import Propellor.Base
+import qualified Propellor.Property.File as File
+import qualified Propellor.Property.Apt as Apt
+
+import Utility.FileMode
+
+-- | Configure schroot such that all schroots with @union-type=overlay@ in their
+-- configuration will run their overlays in a tmpfs.
+--
+-- Shell script from <https://wiki.debian.org/sbuild>.
+overlaysInTmpfs :: Property DebianLike
+overlaysInTmpfs = go `requires` installed
+ where
+ f = "/etc/schroot/setup.d/04tmpfs"
+ go :: Property UnixLike
+ go = f `File.hasContent`
+ [ "#!/bin/sh"
+ , ""
+ , "set -e"
+ , ""
+ , ". \"$SETUP_DATA_DIR/common-data\""
+ , ". \"$SETUP_DATA_DIR/common-functions\""
+ , ". \"$SETUP_DATA_DIR/common-config\""
+ , ""
+ , ""
+ , "if [ $STAGE = \"setup-start\" ]; then"
+ , " mount -t tmpfs overlay /var/lib/schroot/union/overlay"
+ , "elif [ $STAGE = \"setup-recover\" ]; then"
+ , " mount -t tmpfs overlay /var/lib/schroot/union/overlay"
+ , "elif [ $STAGE = \"setup-stop\" ]; then"
+ , " umount -f /var/lib/schroot/union/overlay"
+ , "fi"
+ ]
+ `onChange` (f `File.mode` (combineModes (readModes ++ executeModes)))
+
+installed :: Property DebianLike
+installed = Apt.installed ["schroot"]