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#!/usr/bin/env bash
set -Ceuo pipefail
HTML_ROOT="${HTML_ROOT:-/var/html/deploys.tvl.fyi}"
URL_BASE="${URL_BASE:-https://deploys.tvl.fyi/diff}"
IRCCAT_PORT="${IRCCAT_PORT:-4722}"
drv_hash() {
basename "$1" | sed 's/-.*//'
}
new_rev="$1"
if [ -z "$new_rev" ]; then
>&2 echo "Usage: $0 <new_rev>"
exit 1
fi
if [ -d "/tmp/deploy.worktree" ]; then
>&2 echo "/tmp/deploy.worktree exists - exiting in case another deploy is currently running"
exit 1
fi
worktree_dir=/tmp/worktree_dir
cleanup() {
rm -rf "$worktree_dir"
}
trap cleanup EXIT
git clone https://cl.tvl.fyi/depot "$worktree_dir" --reference /depot
git -C "$worktree_dir" checkout "$new_rev"
current=$(nix show-derivation /run/current-system | jq -r 'keys | .[0]')
new=$(nix-instantiate -A ops.nixos.whitbySystem "$worktree_dir")
diff_filename="$(drv_hash "$current")..$(drv_hash "$new").html"
nvd --color always diff "$current" "$new" \
| ansi2html \
>| "$HTML_ROOT/diff/$diff_filename"
chmod a+r "$HTML_ROOT/diff/$diff_filename"
echo "#tvl whitby is being deployed! system diff: $URL_BASE/$diff_filename" \
| nc -w 5 -N localhost "$IRCCAT_PORT"
# TODO(grfn): Actually do the deploy
|
