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|
#!/usr/bin/env bash
set -eu
# Make sure we're in the directory where the script lives
SCRIPT_DIR="$(cd "$(dirname ${BASH_SOURCE[0]})" && pwd)"
cd $SCRIPT_DIR
echo "Installing dependencies..."
# Set the $GOPATH appropriately so that the dependencies are
# installed into the vendor directory
export GOPATH=`pwd`/vendor
## Functions/
usage() {
cat << EOF
USAGE
$ vendor.sh # Same as 'install'.
$ vendor.sh install # Parses the Godeps file, installs dependencies and sets
# them to the appropriate version.
$ vendor.sh version # Outputs the version of gpm used
$ vendor.sh help # Prints this message
EOF
}
# Iterates over Godep file dependencies and sets
# the specified version on each of them.
set_dependencies() {
local pids=()
while read line; do
local line=`echo $line | sed 's/#.*//;/^\s*$/d' || echo ""`
[ ! "$line" ] && continue
(
line=($line)
local package=${line[0]}
local version=${line[1]}
local dest=""
if [[ -n ${line[2]:-} ]]; then
dest=$package
package=${line[2]}
fi
if [[ "$OSTYPE" == "cygwin" || "$OSTYPE" == "msys" ]]
then
local install_path="${GOPATH%%;*}/src/${package%%/...}"
else
local install_path="${GOPATH%%:*}/src/${package%%/...}"
fi
[[ -e "$install_path/.git/index.lock" ||
-e "$install_path/.hg/store/lock" ||
-e "$install_path/.bzr/checkout/lock" ]] && wait
echo ">> Getting package "$package""
go get -u -d "$package"
cd $install_path
hg update "$version" > /dev/null 2>&1 || \
git checkout "$version" > /dev/null 2>&1 || \
bzr revert -r "$version" > /dev/null 2>&1 || \
#svn has exit status of 0 when there is no .svn
{ [ -d .svn ] && svn update -r "$version" > /dev/null 2>&1; } || \
{ echo ">> Failed to set $package to version $version"; exit 1; }
echo ">> Set $package to version $version"
if [[ -n "$dest" ]] ; then
if [[ "$OSTYPE" == "cygwin" || "$OSTYPE" == "msys" ]]
then
local dest_path="${GOPATH%%;*}/src/${dest%%/...}"
else
local dest_path="${GOPATH%%:*}/src/${dest%%/...}"
fi
mkdir -p "$(dirname "$dest_path")"
cd "$(dirname "$dest_path")"
rm -rf $dest_path
mv $install_path $dest_path
echo ">> moved $install_path to $dest_path"
fi
) &
pids=(${pids[@]-} $!)
done < $1
for pid in "${pids[@]-}"; do
wait $pid
local status=$?
[ $status -ne 0 ] && exit $status
done
echo ">> All Done"
}
## /Functions
## Command Line Parsing
case "${1:-"install"}" in
"version")
echo ">> gpm v1.2.1"
;;
"install")
deps_file="${2:-"Godeps"}"
[[ -f "$deps_file" ]] || (echo ">> $deps_file file does not exist." && exit 1)
(go version > /dev/null) ||
( echo ">> Go is currently not installed or in your PATH" && exit 1)
set_dependencies $deps_file
;;
"help")
usage
;;
*)
## Support for Plugins: if command is unknown search for a gpm-command executable.
if command -v "gpm-$1" > /dev/null
then
plugin=$1 &&
shift &&
gpm-$plugin $@ &&
exit
else
usage && exit 1
fi
;;
esac
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