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#!/bin/bash
# Initializes Nginx and the git cgi scripts
# for git http-backend through fcgiwrap.
#
# Usage:
# entrypoint <commands>
#
# Commands:
# -start starts the git server (nginx + fcgi)
#
# -init turns directories under `/var/lib/initial`
# into bare repositories at `/var/lib/git`
#
set -o errexit
readonly GIT_PROJECT_ROOT="/var/lib/git"
readonly GIT_INITIAL_ROOT="/var/lib/initial"
readonly GIT_HTTP_EXPORT_ALL="true"
readonly GIT_USER="git"
readonly GIT_GROUP="git"
readonly FCGIPROGRAM="/usr/bin/fcgiwrap"
readonly USERID="nginx"
readonly SOCKUSERID="$USERID"
readonly FCGISOCKET="/var/run/fcgiwrap.socket"
main() {
mkdir -p $GIT_PROJECT_ROOT
# Checks if $GIT_INITIAL_ROOT has files
if [[ $(ls -A ${GIT_INITIAL_ROOT}) ]]; then
initialize_initial_repositories
fi
initialize_services
}
initialize_services() {
# Check permissions on $GIT_PROJECT_ROOT
chown -R git:git $GIT_PROJECT_ROOT
chmod -R 775 $GIT_PROJECT_ROOT
/usr/bin/spawn-fcgi \
-s $FCGISOCKET \
-F 4 \
-u $USERID \
-g $USERID \
-U $USERID \
-G $GIT_GROUP -- \
"$FCGIPROGRAM"
exec nginx
}
initialize_initial_repositories() {
cd $GIT_INITIAL_ROOT
for dir in $(find . -name "*" -type d -maxdepth 1 -mindepth 1); do
echo "Initializing repository $dir"
init_and_commit $dir
done
}
init_and_commit() {
local dir=$1
local tmp_dir=$(mktemp -d)
cp -r $dir/* $tmp_dir
pushd . >/dev/null
cd $tmp_dir
if [[ -d "./.git" ]]; then
rm -rf ./.git
fi
git init &>/dev/null
git add --all . &>/dev/null
git commit -m "first commit" &>/dev/null
git clone --bare $tmp_dir $GIT_PROJECT_ROOT/${dir}.git &>/dev/null
popd >/dev/null
}
main "$@"
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