Add lib/install.func: shared in-container helpers

2026-05-21 23:03:26 +02:00
parent 9a57d30433
commit bf5afc7d26
1 changed files with 79 additions and 0 deletions
@@ -0,0 +1,79 @@
+#!/usr/bin/env bash
+# lib/install.func — shared in-container helpers for install/*-install.sh
+#
+# Sourced via:
+#   source <(curl -fsSL https://gitea.luki-net.org/luki-net/proxmox-scripts/raw/branch/main/lib/install.func)
+
+# ── colors / logging ─────────────────────────────────────────────────────────
+if [[ -z "${_COLORS_LOADED:-}" ]]; then
+  RED="\033[0;31m"; GREEN="\033[0;32m"; YELLOW="\033[1;33m"; BLUE="\033[0;34m"; NC="\033[0m"
+  _COLORS_LOADED=1
+fi
+msg_info() { echo -e "${BLUE}[i]${NC} $*"; }
+msg_ok()   { echo -e "${GREEN}[✓]${NC} $*"; }
+msg_warn() { echo -e "${YELLOW}[!]${NC} $*"; }
+msg_err()  { echo -e "${RED}[✗]${NC} $*" >&2; }
+
+# ── apt ──────────────────────────────────────────────────────────────────────
+# Always installs: ca-certificates curl openssl tzdata gnupg
+# Additional packages can be passed as args.
+setup_base_apt() {
+  export DEBIAN_FRONTEND=noninteractive
+  msg_info "Updating apt index..."
+  apt-get update -qq
+  if [[ $# -gt 0 ]]; then
+    msg_info "Installing base packages + $*..."
+  else
+    msg_info "Installing base packages..."
+  fi
+  apt-get install -y -qq \
+    ca-certificates curl openssl tzdata gnupg \
+    "$@" \
+    >/dev/null
+  msg_ok "apt setup complete"
+}
+
+apt_cleanup() {
+  apt-get autoremove -y -qq >/dev/null || true
+  apt-get autoclean -qq >/dev/null || true
+}
+
+# ── users / dirs ─────────────────────────────────────────────────────────────
+create_system_user() {
+  local user="$1" home="$2"
+  if id -u "$user" >/dev/null 2>&1; then
+    msg_warn "User $user already exists, skipping"
+    return 0
+  fi
+  msg_info "Creating system user $user (home: $home)"
+  useradd --system --create-home --home-dir "$home" --shell /usr/sbin/nologin "$user"
+}
+
+# ── systemd ──────────────────────────────────────────────────────────────────
+# write_systemd_unit NAME CONTENT
+#   Writes /etc/systemd/system/NAME.service, daemon-reloads, enables + starts.
+write_systemd_unit() {
+  local name="$1" content="$2"
+  msg_info "Writing systemd unit: $name.service"
+  printf '%s\n' "$content" >"/etc/systemd/system/$name.service"
+  systemctl daemon-reload
+  systemctl enable --now "$name.service"
+  msg_ok "$name.service enabled and started"
+}
+
+# ── http wait ────────────────────────────────────────────────────────────────
+# wait_for_http URL [TIMEOUT_SECONDS]
+wait_for_http() {
+  local url="$1" timeout="${2:-30}"
+  msg_info "Waiting for $url..."
+  local i
+  for ((i=0; i<timeout; i++)); do
+    if curl -fsS "$url" >/dev/null 2>&1; then
+      msg_ok "$url responding"
+      return 0
+    fi
+    sleep 1
+  done
+  msg_warn "$url did not respond within ${timeout}s"
+  return 1
+}