guacamole-spice-protocol/bin/guacctl

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#!/bin/sh
#
# Copyright (C) 2013 Glyptodon LLC
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
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#
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# guacctl
# -------
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#
# Utility for sending Guacamole-specific console codes for controlling the SSH
# session, such as:
#
# * Downloading files
# * Setting the destination directory for uploads
#
# This script may also be run as "guacget", in which case the script accepts
# no options and assumes anything given on the commandline is a file to be
# downloaded.
#
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# Given the name of a file, which may be a relative path, produce the full,
# real, non-relative path for that same file.
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fullpath() {
FILENAME="$1"
DIR=`dirname "$FILENAME"`
FILE=`basename "$FILENAME"`
(cd "$DIR" && echo "$PWD/$FILE")
}
# Sends the Guacamole-specific console code for initiating a download.
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send_download_file() {
FILENAME="$1"
printf "\033]482200;%s\007" "$FILENAME"
}
# Sends the Guacamole-specific console code for setting the upload directory.
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send_set_directory() {
FILENAME="$1"
printf "\033]482201;%s\007" "$FILENAME"
}
# Prints the given error text to STDERR.
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error() {
echo "$NAME:" "$@" >&2
}
# Prints usage documentation for this script.
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usage() {
cat >&2 <<END
guacctl 0.8.0, Guacamole SSH session control utility.
Usage: guacctl [OPTION] [FILE]...
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-d, --download download each of the files listed.
-s, --set-directory set the destination directory for future uploaded
files.
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END
}
# Initiates a download for each of the specified files
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download_files() {
# Validate arguments
if [ $# -lt 1 ]; then
error "No files specified."
return;
fi
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for FILENAME in "$@"; do
if [ -e "$FILENAME" ]; then
send_download_file "`fullpath "$FILENAME"`"
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else
error "$FILENAME: File does not exist."
fi
done
}
# Changes the upload path for future uploads to the given directory
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set_directory() {
# Validate arguments
if [ $# -lt 1 ]; then
error "No destination directory specified."
return;
fi
if [ $# -gt 1 ]; then
error "Only one destination directory may be given."
return;
fi
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FILENAME="$1"
if [ -d "$FILENAME" ]; then
send_set_directory "`fullpath "$FILENAME"`"
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else
error "$FILENAME: File does not exist or is not a directory."
fi
}
# Get script name
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NAME=`basename "$0"`
# Parse options
if [ "x$NAME" = "xguacget" ]; then
download_files "$@"
elif [ "x$1" = "x--download" -o "x$1" = "x-d" ]; then
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shift
download_files "$@"
elif [ "x$1" = "x--set-directory" -o "x$1" = "x-s" ]; then
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shift
set_directory "$@"
else
usage
exit 1
fi