diskimage-builder/elements/base/root.d/01-ccache
Ben Nemec 16be6d7ce0 set -u and -o pipefail everywhere
As with the previous similar changes, this is intended to catch
problems as they happen instead of ignoring them and continuing on
to potentially fail later.  Setting this on all existing scripts
will allow us to enforce use via Jenkins.

Change-Id: Iad2d490c86dceab148ea9ab08f457c49a5d5352e
2014-05-06 15:51:07 -05:00

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#!/bin/bash
set -eu
set -o pipefail
# Don't do anything if already mounted (if disk-image-create is invoked with
# no elements specified, this hook actually fires twice, once during
# `run_d root` for the base element, then again when `run_d root` is called
# after automatically pulling in the Ubuntu element)
grep " $TMP_MOUNT_PATH/tmp/ccache" /proc/mounts && exit
DIB_CCACHE_DIR=${DIB_CCACHE_DIR:-$HOME/.cache/image-create/ccache}
mkdir -p $DIB_CCACHE_DIR
sudo mkdir -p $TMP_MOUNT_PATH/tmp/ccache
sudo mount --bind $DIB_CCACHE_DIR $TMP_MOUNT_PATH/tmp/ccache