Ludovic Marie
8463325648
runner-env.sh and vanilla-data.sh find Python 3.13, the pinned JDK and sccache on NixOS; linux-runner.sh installs a runner as a systemd user service with its own screen; runner-pause.py stops it from taking jobs while a game runs. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
48 lines
2.5 KiB
Bash
Executable File
48 lines
2.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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# The tools the vanilla harnesses need, on a self-hosted runner (label horizon-game): the Mac mini's, whose service
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# starts with a bare PATH, and the Linux ones (tools/ci/linux-runner.sh, NixOS). Python 3.13 and the JDK pinned by
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# research-lock.json come from the machine, never from a download. Writes them to $GITHUB_PATH and $GITHUB_ENV for
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# the next steps.
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set -euo pipefail
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java_major=$(sed -n 's/.*"java_major": *\([0-9]*\).*/\1/p' research-lock.json | head -1)
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bin="$RUNNER_TEMP/horizon-bin"
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mkdir -p "$bin"
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if [ "$(uname)" = Darwin ]; then
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ln -sfn /opt/homebrew/bin/python3.13 "$bin/python3"
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ln -sfn /opt/homebrew/bin/python3.13 "$bin/python"
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java_home=$(/usr/libexec/java_home -v "$java_major")
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{ echo "$bin"; echo "$java_home/bin"; echo /opt/homebrew/bin; } >> "$GITHUB_PATH"
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echo "JAVA_HOME=$java_home" >> "$GITHUB_ENV"
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# Builds go through the machine's sccache (shared with ~/fleet/rbuild), so the build folders runner-gc.sh
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# removes come back from the cache instead of compiling cold.
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if [ -x /opt/homebrew/bin/sccache ]; then
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{ echo "RUSTC_WRAPPER=/opt/homebrew/bin/sccache"; echo "CARGO_INCREMENTAL=0"; } >> "$GITHUB_ENV"
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fi
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else
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python=$(command -v python3.13 || true)
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[ -n "$python" ] || { echo "::error::no python3.13 on this runner"; exit 1; }
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ln -sfn "$python" "$bin/python3"
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ln -sfn "$python" "$bin/python"
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# The JDK: the runner's JAVA_HOME (linux-runner.sh pins one), else the java on PATH, else nixpkgs' jdk<major>.
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major_of() { "$1/bin/java" -version 2>&1 | sed -n 's/.*version "\([0-9]*\).*/\1/p' | head -1; }
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java_home=${JAVA_HOME:-}
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if [ -z "$java_home" ] || [ "$(major_of "$java_home")" != "$java_major" ]; then
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java_home=""
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if command -v java > /dev/null; then
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candidate=$(dirname "$(dirname "$(readlink -f "$(command -v java)")")")
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[ "$(major_of "$candidate")" = "$java_major" ] && java_home=$candidate
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fi
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fi
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if [ -z "$java_home" ] && command -v nix-build > /dev/null; then
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out=$(nix-build '<nixpkgs>' --no-out-link -A "jdk${java_major}_headless" 2>/dev/null || true)
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[ -n "$out" ] && java_home=$out/lib/openjdk
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fi
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[ -n "$java_home" ] || { echo "::error::no JDK $java_major on this runner"; exit 1; }
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{ echo "$bin"; echo "$java_home/bin"; } >> "$GITHUB_PATH"
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echo "JAVA_HOME=$java_home" >> "$GITHUB_ENV"
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if sccache=$(command -v sccache); then
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{ echo "RUSTC_WRAPPER=$sccache"; echo "CARGO_INCREMENTAL=0"; } >> "$GITHUB_ENV"
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fi
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fi
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echo "HORIZON_NO_AUDIO=1" >> "$GITHUB_ENV"
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