nixpkgs/pkgs/servers/http/nix-binary-cache/nix-binary-cache-start.in

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#! @shell@
parse_opts () {
while @coreutils@/test -n "$1" && @coreutils@/test "x$1" != x-- ; do
case "$1" in
--store-dir)
shift;
echo "STORE_DIR='$1'"
shift;
;;
--priority)
shift;
echo "PRIORITY=$1";
shift;
;;
--compression)
shift;
echo "COMPRESSION=$1";
shift;
;;
--key)
shift;
echo "KEY=${1#*:}"
echo "KEYNAME=${1%%:*}"
shift;
;;
--nix-remote)
shift;
echo "NIX_REMOTE=$1"
shift;
;;
--mass-query)
shift;
echo "MASS_QUERY=$1"
shift;
;;
--port)
shift;
echo "PORT=$1"
shift;
;;
--ipv6)
shift;
echo "USE_IPV6=enable"
;;
--help)
cat <<EOF >&2
"$0": start the Nix binary cache serving the Nix store dynamically.
Recognized options:
--port server port
--store-dir served Nix store
--priority binary cache priority
--mass-query 0 or 1 - whether binary cache expects queries for nix-env -qas
--compression compression to use: bzip2 or xz
--key name:/path/to/key - key to use for narinfo signing
--nix-remote 'daemon' or empty string '' - whether to use daemon for store
operations
--ipv6 enable ipv6
--help show help and exit
EOF
exit 1;
;;
*) shift ;;
esac;
done
}
workingdir="$(@coreutils@/mktemp -d)"
cd "$workingdir"
PORT=8080
(echo "STORE_DIR=${NIX_STORE_DIR:-/nix/store}"; parse_opts "$@"
) > nix-binary-cache.conf || exit
. "$workingdir/nix-binary-cache.conf"
echo "
server.port = $PORT
server.modules = ( \"mod_cgi\", \"mod_setenv\", )
server.document-root = \"$workingdir\"
cgi.assign = ( \".cgi\" => \"@shell@\" )
setenv.add-request-header = ( \"NIX_BINARY_CACHE_CONFIG\" => \"$workingdir/nix-binary-cache.conf\" )
" > lighttpd.conf
test -n "$USE_IPV6" && echo "
\$SERVER[\"socket\"] == \"[::]:$PORT\" {
server.use-ipv6 = \"enable\"
}
" >> lighttpd.conf
cp @out@/nix-binary-cache.cgi .
cp @out@/nix-binary-cache.cgi ./nix-bc.cgi
ip="$(@iproute@/ip a | @gnugrep@/grep 'inet .* scope global' | @coreutils@/head -n 1)"
ip="${ip%%/*}"
ip="${ip##* }"
url="http://$ip:$PORT/nix-bc.cgi?"
echo "Working directory: $workingdir"
echo
echo "Address of the binary cache: $url"
echo
echo "Usage example: NIX_REMOTE= nix-store --option binary-caches '$url'"
echo
echo
@lighttpd@/lighttpd -D -f "$workingdir/lighttpd.conf"
cd /
@coreutils@/rm -rf "$workingdir"