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minecraft-server: add update script #88514

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Jun 2, 2020
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minecraft-server: add update script #88514

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e762862
minecraft-server: add update script
kloenk May 21, 2020
b96e5f5
minecraft-server: allow update script to be called from nixpkgs root
Jun 1, 2020
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8 changes: 5 additions & 3 deletions pkgs/games/minecraft-server/default.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -4,9 +4,9 @@ stdenv.mkDerivation {
version = "1.15.2";

src = fetchurl {
url =
"https://launcher.mojang.com/v1/objects/bb2b6b1aefcd70dfd1892149ac3a215f6c636b07/server.jar";
sha256 = "12kynrpxgcdg8x12wcvwkxka0fxgm5siqg8qq0nnmv0443f8dkw0";
url = "https://launcher.mojang.com/v1/objects/bb2b6b1aefcd70dfd1892149ac3a215f6c636b07/server.jar";
# sha1 because that comes from mojang via api
sha1 = "bb2b6b1aefcd70dfd1892149ac3a215f6c636b07";
};

preferLocalBuild = true;
Expand All @@ -25,6 +25,8 @@ stdenv.mkDerivation {

phases = "installPhase";

passthru.updateScript = ./update.sh;

meta = with stdenv.lib; {
description = "Minecraft Server";
homepage = "https://minecraft.net";
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21 changes: 21 additions & 0 deletions pkgs/games/minecraft-server/update.sh
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@@ -0,0 +1,21 @@
#!/usr/bin/env nix-shell
#!nix-shell -i bash -p curl jq common-updater-scripts

BASEDIR="$(dirname "$0")"

# get current release version
versions=$(curl -s 'https://launchermeta.mojang.com/mc/game/version_manifest.json')
version=$(echo $versions | jq .latest.release)
url=$(echo $versions | jq -r ".versions[] | select(.id == $version) | .url")

# get current server.jar
versions=$(curl -s $url | jq .downloads.server)
sha1=$(echo $versions | jq .sha1)
url=$(echo $versions | jq .url)

echo $version: $url:$sha1

# change default.nix
sed -i "s/version = \"[0-9.]*\";/version = ${version};/g" "$BASEDIR/default.nix"
sed -i "s+url = \"[a-zA-Z0-9/:.]*/server.jar\";+url = $url;+g" "$BASEDIR/default.nix"
sed -i "s/sha1 = \"[a-zA-Z0-9]*\";/sha1 = ${sha1};/g" "$BASEDIR/default.nix"