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@mattetti
Created March 3, 2014 20:47
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#!/usr/bin/env bash
set -eu
## The Godeps file is expected to have lines like so:
#
# github.com/nu7hatch/gotrail v2.6
#
## where the first element is the import path and the second is a tag
## or commit SHA in the project.
## Functions
# Iterates over Godep file dependencies and sets
# the specified version on each of them.
set_dependencies() {
while read package version; do
(
install_path="${GOPATH%%:*}/src/${package%%/...}"
[[ -e "$install_path/.git/index.lock" ]] && wait
if [ -d $install_path/.git ] && test "$(git --git-dir=$install_path/.git rev-parse HEAD)" = "$version"; then
echo ">> Checked $package already at $version"
exit 0
fi
echo ">> Getting package "$package""
go get -u -d "$package"
echo ">> Setting $package to version $version"
cd $install_path
[ -d .hg ] && hg update -q "$version"
[ -d .git ] && git checkout -q "$version"
[ -d .bzr ] && bzr revert -q -r "$version"
) &
done < <(echo "$deps")
wait
echo ">> All Done"
}
## Main execution
# Parse command line arguemnts
# Godeps default file is './Godeps' (can be overriden by -f)
godeps="Godeps"
while getopts “va:Hf:” OPTION
do
case $OPTION in
v)
echo "v0.4.1"
exit
;;
f)
godeps=$OPTARG
;;
esac
done
# Check if Godeps file exists
if [[ ! -f "$godeps" ]]
then
echo ">> $godeps file does not exist."
exit 1
fi
# Get dependencies from Godeps file excluding comments
deps=$(sed 's/#.*//;/^\s*$/d' < "$godeps") || echo ""
set_dependencies
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