Add the environment directory and two environments used by
performance/001-readdir test.
- empty-files checks ENV_FILES_NUMBER environment variable to know how many files it should create and creates them
- overlayfs creates and mounts an overlayfs into a directory.
Signed-off-by: Jan Ťulák <jtulak@xxxxxxxxxx>
---
common/environments | 64 ++++++++++++++++++++++
environments/empty-files | 77 +++++++++++++++++++++++++++
environments/overlayfs | 136 +++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 277 insertions(+)
create mode 100644 common/environments
create mode 100644 environments/empty-files
create mode 100644 environments/overlayfs
diff --git a/common/environments b/common/environments
new file mode 100644
index 0000000..a1aa3b5
--- /dev/null
+++ b/common/environments
@@ -0,0 +1,64 @@
+##/bin/bash
+#-----------------------------------------------------------------------
+# Copyright (c) 2015 Red Hat, Inc. All Rights Reserved.
+# This program 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 2 of the License, or
+# (at your option) any later version.
+#
+# This program 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 this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+# USA
+#
+#-----------------------------------------------------------------------
+
+# see _usage()
+TARGET="$2"
+
+_usage()
+{
+ echo -e "Usage:\n"
+ "$0 OPTION TARGET_DIR\n"
+ "Where OPTION is one (and only one) of the following:\n"
+ " prepare, clean"
+}
+
+_init_env()
+{
+ action="$1"
+
+ # arguments...
+ if [ $# -ne 2 ];then
+ _usage
+ return 1
+ fi
+
+ while [ $# -gt 0 ]; do
+ case "$action" in
+ prepare)
+ #echo "# ENVIROMENT $THIS_ENV PREPARE START"
+ touch "$TARGET/.env-prepared-$THIS_ENV"
+ prepare "$2"
+ #echo "# ENVIROMENT $THIS_ENV PREPARE END"
+ shift ;;
+ clean)
+ # clean only if the environment is there
+ if [ -f "$TARGET/.env-prepared-$THIS_ENV" ]; then
+ clean "$2";
+ rm "$TARGET/.env-prepared-$THIS_ENV"
+ fi
+ shift ;;
+ *) usage ; return 1 ;;
+ esac
+ shift
+ done
+
+ return 0
+}
+
diff --git a/environments/empty-files b/environments/empty-files
new file mode 100644
index 0000000..0afa875
--- /dev/null
+++ b/environments/empty-files
@@ -0,0 +1,77 @@
+#!/bin/bash
+# FS QA Environment setup
+#
+# Create directories with lots of empty files. Name the dirs with
+# amount of the files inside. No whitheouts.
+#
+#-----------------------------------------------------------------------
+# Copyright 2015 (C) Red Hat, Inc., Jan Tulak <jtulak@xxxxxxxxxx>
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+#-----------------------------------------------------------------------
+#
+# arguments: prepare, clean
+# env variables: ENV_FILES_NUMBER
+THIS_ENV="$(basename "$BASH_SOURCE")"
+. $here/common/environments
+
+# --------------------------------------
+# Put here any custom functions or whatever you need
+
+# default value
+if [ "" = "$ENV_FILES_NUMBER" ];then
+ ENV_FILES_NUMBER=1000
+fi
+
+NR_FILES=$ENV_FILES_NUMBER
+
+
+
+
+
+make_dir(){
+ local path=$1
+ local num=$2
+ local i=0
+ # make files
+ time while [ "$i" -lt "$num" ]; do
+ touch "$path/$THIS_ENV-file-$i"
+ let i+=1
+ done
+}
+
+# --------------------------------------
+# The prepare() and clean() functions are mandatory
+# and are called automaticaly.
+# Use them as your entry points.
+
+
+# This function will prepare the environment.
+prepare()
+{
+ echo "Creating $NR_FILES files in $TARGET."
+ make_dir "$TARGET" $NR_FILES
+}
+
+# This function should clean files created by prepare()
+clean()
+{
+ rm "$TARGET/$THIS_ENV-"*
+}
+
+
+# This is needed for really running this script.
+_init_env "$@"
+exit $?
diff --git a/environments/overlayfs b/environments/overlayfs
new file mode 100644
index 0000000..4e823ff
--- /dev/null
+++ b/environments/overlayfs
@@ -0,0 +1,136 @@
+#!/bin/bash
+# FS QA Environment setup
+#
+# Prepare overlayfs in given directory and mount it into
+# $ENV_MERGED
+#
+# You can specify directories for use by exporting
+# $ENV_LOWERDIR, $ENV_UPPERDIR, $ENV_WORKDIR
+#
+# Note, if you pass your own pathes for overlayfs to use
+# as upper/lower/workdir, then they are not cleaned!
+#
+#-----------------------------------------------------------------------
+# Copyright 2015 (C) Red Hat, Inc.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+#-----------------------------------------------------------------------
+#
+# arguments: prepare, clean
+# env variables: ENV_FILES_NUMBER
+THIS_ENV="$(basename "$BASH_SOURCE")"
+. $here/common/environments
+
+
+# --------------------------------------
+# Put here any custom functions or whatever you need
+
+if [ "" = "$ENV_MERGED" ];then
+ 2>&1 echo "Can't run $THIS_ENV environment without ENV_MERGED variable set."
+ exit 1
+elif [ ! -d "$ENV_MERGED" ]; then
+ 2>&1 echo "Provided ENV_MERGED does not exists!"
+ exit 1
+fi
+
+# default values
+if [ "" = "$ENV_LOWERDIR" ]; then
+ ENV_LOWERDIR="$TARGET/"
+ env_lower_default="yes"
+elif [ ! -d "$ENV_LOWERDIR" ]; then
+ 2>&1 echo "Provided ENV_LOWERDIR does not exists: " $ENV_LOWERDIR
+ exit 1
+fi
+if [ "" = "$ENV_UPPERDIR" ]; then
+ ENV_UPPERDIR="$TARGET/upperdir"
+ env_upper_default="yes"
+elif [ ! -d "$ENV_UPPERDIR" ]; then
+ 2>&1 echo "Provided ENV_UPPERDIR does not exists: " $ENV_UPPERDIR
+ exit 1
+fi
+if [ "" = "$ENV_WORKDIR" ];then
+ ENV_WORKDIR="$TARGET/workdir"
+ env_work_default="yes"
+elif [ ! -d "$ENV_WORKDIR" ]; then
+ 2>&1 echo "Provided ENV_WORKDIR does not exists: " $ENV_WORKDIR
+ exit 1
+fi
+
+create_default_dirs()
+{
+ # lowerdir is by default set to TARGET, so don't create it
+
+ if [ "$env_upper_default" = "yes" ]; then
+ mkdir -p "$ENV_UPPERDIR"
+ fi
+ if [ "$env_work_default" = "yes" ]; then
+ mkdir -p "$ENV_WORKDIR"
+ fi
+}
+
+clean_default_dirs()
+{
+ if [ "$env_upper_default" = "yes" ]; then
+ rm -rf "$ENV_UPPERDIR"
+ fi
+ if [ "$env_work_default" = "yes" ]; then
+ rm -rf "$ENV_WORKDIR"
+ fi
+}
+
+
+mount_overlayfs()
+{
+ # We make lowerdir the root dir, because at least for the test dev,
+ # it stands a chance of having content, making overlayfs a bit more
+ # interesting
+ mount -t overlay none \
+ -o lowerdir="$ENV_LOWERDIR" \
+ -o upperdir="$ENV_UPPERDIR" \
+ -o workdir="$ENV_WORKDIR" \
+ "$ENV_MERGED"
+}
+
+umount_overlayfs()
+{
+ umount "$ENV_MERGED"
+}
+
+
+
+# --------------------------------------
+# The prepare() and clean() functions are mandatory
+# and are called automaticaly.
+# Use them as your entry points.
+
+
+# This function will prepare the environment.
+prepare()
+{
+ create_default_dirs
+ mount_overlayfs
+}
+
+# This function should clean files created by prepare()
+clean()
+{
+ umount_overlayfs
+ clean_default_dirs
+}
+
+
+# This is needed for really running this script.
+_init_env "$@"
+exit $?
--
2.1.0
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