Files
customer-installer/libsupabase.sh
2026-01-11 16:30:31 +01:00

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#!/usr/bin/env bash
set -Eeuo pipefail
# ---------------------------
# Logging (ALLES nach stderr)
# ---------------------------
_ts() { date +"%F %T"; }
info() { echo "[$(_ts)] INFO: $*" >&2; }
warn() { echo "[$(_ts)] WARN: $*" >&2; }
err() { echo "[$(_ts)] ERROR: $*" >&2; }
die() { err "$*"; exit 1; }
setup_traps() {
trap 'rc=$?; err "Failed at line ${BASH_LINENO[0]}: ${BASH_COMMAND} (exit=${rc})"; exit ${rc}' ERR
}
need_cmd() {
local c
for c in "$@"; do
command -v "$c" >/dev/null 2>&1 || die "Missing command: $c"
done
}
# ---------------------------
# Proxmox helpers
# ---------------------------
pve_storage_exists() {
local st="${1:?storage}"
pvesm status -content rootdir,vztmpl 2>/dev/null | awk '{print $1}' | grep -qx "$st"
}
pve_bridge_exists() {
local br="${1:?bridge}"
ip link show "$br" >/dev/null 2>&1
}
# Ensure Debian 12 template exists.
# IMPORTANT: stdout MUST be ONLY the template path.
pve_template_ensure_debian12() {
local preferred_storage="${1:?storage}"
local tmpl="debian-12-standard_12.12-1_amd64.tar.zst"
local tmpl_path=""
# pveam templates are stored on storages that have 'vztmpl' content type.
# Many setups only allow 'local' for templates.
if pveam available -section system 2>/dev/null | awk '{print $2}' | grep -qx "$tmpl"; then
:
else
warn "Could not verify template list via pveam available; continuing anyway."
fi
# Decide template storage: prefer given storage if it supports vztmpl; else fallback to 'local'
if pvesm status -content vztmpl 2>/dev/null | awk '{print $1}' | grep -qx "$preferred_storage"; then
:
else
warn "pveam storage '${preferred_storage}' not available for templates; falling back to 'local'"
preferred_storage="local"
fi
# Download if missing
if ! pvesm list "${preferred_storage}" 2>/dev/null | awk '{print $1}' | grep -q "vztmpl/${tmpl}$"; then
info "Downloading CT template to ${preferred_storage}: ${tmpl}"
pveam download "${preferred_storage}" "${tmpl}" >/dev/null
else
info "CT template already present on ${preferred_storage}: ${tmpl}"
fi
tmpl_path="${preferred_storage}:vztmpl/${tmpl}"
echo "${tmpl_path}"
}
# Build net0 string with optional VLAN tag and ip config.
# IPCFG: "dhcp" or "X.X.X.X/YY"
# VLAN: empty or integer
pve_build_net0() {
local bridge="${1:?bridge}"
local ipcfg="${2:?ipcfg}"
local vlan="${3:-}"
local net="name=eth0,bridge=${bridge}"
if [[ "${ipcfg}" == "dhcp" ]]; then
net+=",ip=dhcp"
else
net+=",ip=${ipcfg}"
fi
if [[ -n "${vlan}" ]]; then
net+=",tag=${vlan}"
fi
echo "${net}"
}
# Wait for DHCP IP
pct_wait_for_ip() {
local ctid="${1:?ctid}"
local tries=60
while (( tries-- > 0 )); do
# Prefer pct exec hostname -I; fallback to ip -4 addr
local ip=""
ip="$(pct exec "${ctid}" -- bash -lc "hostname -I 2>/dev/null | awk '{print \$1}'" 2>/dev/null || true)"
if [[ -z "${ip}" ]]; then
ip="$(pct exec "${ctid}" -- bash -lc "ip -4 -o addr show scope global | awk '{print \$4}' | cut -d/ -f1 | head -n1" 2>/dev/null || true)"
fi
if [[ -n "${ip}" ]]; then
echo "${ip}"
return 0
fi
sleep 1
done
return 1
}
pct_exec() {
local ctid="${1:?ctid}"
shift
# run inside CT
pct exec "${ctid}" -- bash -lc "$*"
}
# ---------------------------
# CTID strategy (your decision)
# Use: (unix_time - 1_000_000_000) => safe until 2038
# ---------------------------
pve_select_customer_ctid() {
local now
now="$(date +%s)"
local ctid=$(( now - 1000000000 ))
# Guard: must be positive integer
(( ctid > 0 )) || die "Computed CTID is invalid: ${ctid}"
echo "${ctid}"
}
# ---------------------------
# Secrets (NO tr pipes)
# ---------------------------
gen_hex() {
local nbytes="${1:-32}"
# openssl rand -hex N -> 2N hex chars, no pipes, no 'tr'
openssl rand -hex "${nbytes}"
}
# JSON escaping minimal for our known safe values (hex + simple strings)
json_escape() {
local s="$1"
s="${s//\\/\\\\}"
s="${s//\"/\\\"}"
s="${s//$'\n'/\\n}"
echo -n "$s"
}