johnandersen777.bsky.social/knotless

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#!/bin/sh
# Installs knotless: `knotless`, `git-remote-knotless` and `knotless-mcp`,
# and `knotless-run`, `knotless-triage`, `knotless-agent` and
# `knotless-claude-review` for running a runner, labeller or reviewer,
# from the releases of the knotless-serve that handed out this script.
#
#   curl -fsSL __KNOTLESS_URL__/install.sh | sh
#
# KNOTLESS_INSTALL_DIR is where they go ($HOME/.local/bin), and
# KNOTLESS_VERSION which release (the latest).

set -eu

releases="__KNOTLESS_URL__/releases"
dir="${KNOTLESS_INSTALL_DIR:-$HOME/.local/bin}"

fail() {
	echo "knotless: $*" >&2
	exit 1
}

case "$(uname -s)" in
Darwin) os=apple-darwin ;;
Linux) os=unknown-linux-musl ;;
*) fail "no build for $(uname -s): build from a clone with cargo install --path crates/knotless" ;;
esac
case "$(uname -m)" in
arm64 | aarch64) arch=aarch64 ;;
x86_64 | amd64) arch=x86_64 ;;
*) fail "no build for $(uname -m): build from a clone with cargo install --path crates/knotless" ;;
esac
target="$arch-$os"

# $1 into the file $2, or to stdout with none.
fetch() {
	if command -v curl >/dev/null; then
		curl -fsSL "$1" -o "${2:--}"
	elif command -v wget >/dev/null; then
		wget -q "$1" -O "${2:--}"
	else
		fail "needs curl or wget"
	fi
}

sha256() {
	if command -v sha256sum >/dev/null; then
		sha256sum "$1" | cut -d' ' -f1
	else
		shasum -a 256 "$1" | cut -d' ' -f1
	fi
}

version="${KNOTLESS_VERSION:-$(fetch "$releases/latest")}" || fail "no release at $releases"
name="knotless-$version-$target"
tmp="$(mktemp -d)"
trap 'rm -rf "$tmp"' EXIT

echo "knotless: installing $version for $target into $dir"
fetch "$releases/$version/$name.tar.gz" "$tmp/$name.tar.gz" || fail "no $name at $releases"
fetch "$releases/$version/$name.tar.gz.sha256" "$tmp/sum" || fail "no checksum for $name"
[ "$(sha256 "$tmp/$name.tar.gz")" = "$(cut -d' ' -f1 "$tmp/sum")" ] ||
	fail "$name.tar.gz does not match its checksum"
tar -xzf "$tmp/$name.tar.gz" -C "$tmp"

mkdir -p "$dir"
for bin in knotless git-remote-knotless knotless-mcp \
	knotless-run knotless-triage knotless-agent knotless-claude-review; do
	# A release from before these shipped has only the first three.
	case "$bin" in
	knotless | git-remote-knotless | knotless-mcp) ;;
	*) [ -f "$tmp/$name/$bin" ] || continue ;;
	esac
	# Moved into place, so a running copy is replaced rather than written over.
	cp "$tmp/$name/$bin" "$dir/.$bin.new"
	chmod 755 "$dir/.$bin.new"
	mv -f "$dir/.$bin.new" "$dir/$bin"
done

command -v git >/dev/null || echo "knotless: git is not installed, and git-remote-knotless needs it"
case ":$PATH:" in
*":$dir:"*) ;;
*) echo "knotless: $dir is not on your PATH; add it, for git to find git-remote-knotless" ;;
esac
cat <<EOF

Then log in, as the account you push as:

  knotless login you.bsky.social

and, for an agent, add the MCP server, in Claude Code:

  claude mcp add knotless -- knotless-mcp
EOF