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nixos/scripts/codex-maintenance.sh
2026-05-12 11:09:23 +10:00

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#!/usr/bin/env bash
set -euo pipefail
export NIX_CONFIG="${NIX_CONFIG:-}
experimental-features = nix-command flakes
accept-flake-config = false
warn-dirty = false
"
MODE="${1:-validate}"
ensure_nix_profile() {
if [ -f /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh ]; then
. /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh
elif [ -f "$HOME/.nix-profile/etc/profile.d/nix.sh" ]; then
. "$HOME/.nix-profile/etc/profile.d/nix.sh"
fi
}
ensure_nix_profile
if ! command -v nix >/dev/null 2>&1; then
echo "ERROR: nix is not available in PATH. Run bash scripts/codex-setup.sh first." >&2
exit 127
fi
hosts_json="$(nix eval --json --no-use-registries --no-accept-flake-config .#nixosConfigurations --apply builtins.attrNames)"
hosts="$(echo "$hosts_json" | jq -r '.[]')"
echo "Hosts:"
echo "$hosts"
echo
echo "Checking for obvious committed secrets..."
if grep -RInE 'github_pat_|ghp_|access-tokens|hashedPassword[[:space:]]*=' \
--exclude-dir=.git \
--exclude=flake.lock \
.; then
echo
echo "WARNING: Potential secrets or password hashes found. Review before committing."
else
echo "No obvious token patterns found."
fi
echo
echo "Checking Nix formatting with nixpkgs-fmt..."
nix run --no-use-registries --no-accept-flake-config github:NixOS/nixpkgs/nixos-25.11#nixpkgs-fmt -- --check .
echo
echo "Running statix lint..."
nix run --no-use-registries --no-accept-flake-config github:NixOS/nixpkgs/nixos-25.11#statix -- check .
echo
echo "Evaluating host toplevel derivations..."
for host in $hosts; do
echo "==> $host"
nix eval --raw --no-use-registries --no-accept-flake-config ".#nixosConfigurations.${host}.config.system.build.toplevel.drvPath"
done
if [[ "$MODE" == "dry-run" ]]; then
echo
echo "Running dry-run builds for all hosts. This will not create result symlinks."
for host in $hosts; do
echo "==> Dry-run build: $host"
nix build --dry-run --no-link --no-use-registries --no-accept-flake-config ".#nixosConfigurations.${host}.config.system.build.toplevel"
done
fi
echo
echo "Maintenance checks complete."