Automate Taler merchant and bank app start after container boot.

Containers only run sleep infinity; host ensure-taler-apps plus user
systemd units start postgres, httpd, libeufin, and auto-confirm.

scripts/taler-shared/ensure-taler-apps.sh

@@ -0,0 +1,163 @@
+#!/usr/bin/env bash
+# Host (hernani@koopa): start Taler *apps inside* merchant/bank containers.
+#
+# Containers use CMD sleep infinity — podman start alone is not enough.
+# Called by user systemd units after container-taler-*.service.
+#
+# Usage:
+#   ensure-taler-apps.sh            # merchant + bank + helpers
+#   ensure-taler-apps.sh merchant
+#   ensure-taler-apps.sh bank
+#   ensure-taler-apps.sh status
+set -euo pipefail
+
+MER_CTR="${MER_CTR:-taler-hacktivism}"
+BANK_CTR="${BANK_CTR:-taler-hacktivism-bank}"
+AUTO_LOOP_SECS="${AUTO_CONFIRM_LOOP_SECS:-2}"
+WAIT_SECS="${WAIT_SECS:-90}"
+
+log() { printf '%s %s\n' "$(date -Iseconds)" "$*"; }
+
+# Oneshot container-*.service stays "active" after podman stop — always start here.
+ensure_container() {
+  local name="$1"
+  if podman inspect -f '{{.State.Running}}' "$name" 2>/dev/null | grep -qx true; then
+    return 0
+  fi
+  log "container $name: not running — podman start"
+  podman start "$name" >/dev/null
+}
+
+wait_running() {
+  local name="$1" i
+  ensure_container "$name"
+  for i in $(seq 1 "$WAIT_SECS"); do
+    if podman inspect -f '{{.State.Running}}' "$name" 2>/dev/null | grep -qx true; then
+      return 0
+    fi
+    sleep 1
+  done
+  log "ERROR: container $name not running after ${WAIT_SECS}s"
+  return 1
+}
+
+ctr_has_proc() {
+  local ctr="$1" pattern="$2"
+  podman exec "$ctr" bash -lc "ps -eo args= | grep -F -- '$pattern' | grep -v grep" >/dev/null 2>&1
+}
+
+ensure_merchant() {
+  wait_running "$MER_CTR"
+  if ctr_has_proc "$MER_CTR" 'taler-merchant-httpd'; then
+    log "merchant: httpd already up"
+    return 0
+  fi
+  log "merchant: start base (postgres/nginx)…"
+  podman exec -u root "$MER_CTR" \
+    /root/start_base_services_for_taler.sh --no-shell
+  log "merchant: start_merchant.sh…"
+  podman exec -u root "$MER_CTR" \
+    runuser -u taler-merchant-httpd -- /usr/local/bin/start_merchant.sh
+  log "merchant: done"
+}
+
+ensure_bank() {
+  wait_running "$BANK_CTR"
+  if ! ctr_has_proc "$BANK_CTR" 'libeufin-bank'; then
+    log "bank: start base + libeufin-bank…"
+    podman exec -u root "$BANK_CTR" \
+      /root/start_base_services_for_taler_bank.sh --no-shell --start-bank
+  else
+    log "bank: libeufin-bank already up"
+  fi
+
+  # Landing nginx on :9013 (separate from bank API :9012)
+  if ! podman exec "$BANK_CTR" bash -lc "ss -tln 2>/dev/null | grep -q ':9013 '" 2>/dev/null; then
+    log "bank: start landing nginx :9013…"
+    podman exec -u root "$BANK_CTR" bash -lc '
+      if [ -x /etc/init.d/nginx ]; then /etc/init.d/nginx start || true
+      else nginx || true
+      fi
+    '
+  else
+    log "bank: nginx :9013 already listening"
+  fi
+
+  ensure_bank_helpers
+  log "bank: done"
+}
+
+# Single auto-confirm loop + demo-withdraw API (idempotent)
+ensure_bank_helpers() {
+  local n
+  # Collapse duplicate loops (common after manual restarts)
+  n=$(podman exec "$BANK_CTR" bash -lc \
+    "ps -eo pid=,args= | awk '/auto-confirm-withdrawals\\.sh --loop/ {print \$1}'" 2>/dev/null || true)
+  set -- $n
+  if [ "$#" -gt 1 ]; then
+    log "bank: stop $(($# - 1)) extra auto-confirm pid(s)…"
+    shift # keep first
+    for pid in "$@"; do
+      podman exec -u root "$BANK_CTR" kill "$pid" 2>/dev/null || true
+    done
+    sleep 0.3
+  fi
+  if [ "$#" -eq 0 ]; then
+    log "bank: start auto-confirm --loop ${AUTO_LOOP_SECS}…"
+    podman exec -u root -d "$BANK_CTR" \
+      /usr/local/bin/auto-confirm-withdrawals.sh --loop "$AUTO_LOOP_SECS" \
+      || log "WARN: auto-confirm start failed (script missing?)"
+  else
+    log "bank: auto-confirm already running"
+  fi
+
+  if podman exec "$BANK_CTR" test -f /usr/local/bin/demo-withdraw-api.py 2>/dev/null; then
+    if ! ctr_has_proc "$BANK_CTR" 'demo-withdraw-api.py'; then
+      log "bank: start demo-withdraw-api…"
+      podman exec -u root -d "$BANK_CTR" \
+        python3 /usr/local/bin/demo-withdraw-api.py \
+        || log "WARN: demo-withdraw-api start failed"
+    else
+      log "bank: demo-withdraw-api already running"
+    fi
+  fi
+}
+
+status() {
+  echo "=== containers ==="
+  podman ps -a --filter name='taler-hacktivism' --format '{{.Names}} {{.Status}}'
+  echo "=== merchant procs (sample) ==="
+  podman exec "$MER_CTR" bash -lc "ps -eo args= | grep -E 'taler-merchant-httpd|postgres -D|nginx: master' | grep -v grep || true" 2>/dev/null || echo "(container down)"
+  echo "=== bank procs (sample) ==="
+  podman exec "$BANK_CTR" bash -lc "ps -eo args= | grep -E 'libeufin-bank|auto-confirm|demo-withdraw|nginx: master' | grep -v grep || true" 2>/dev/null || echo "(container down)"
+  echo "=== public ==="
+  for u in \
+    https://taler.hacktivism.ch/config \
+    https://taler.hacktivism.ch/intro/ \
+    https://bank.hacktivism.ch/config \
+    https://bank.hacktivism.ch/intro/
+  do
+    code=$(curl -sk -o /dev/null -w '%{http_code}' --connect-timeout 4 --max-redirs 0 "$u" || echo err)
+    printf '  %s %s\n' "$code" "$u"
+  done
+}
+
+cmd="${1:-all}"
+case "$cmd" in
+  all|"")
+    ensure_merchant
+    ensure_bank
+    ;;
+  merchant) ensure_merchant ;;
+  bank) ensure_bank ;;
+  helpers) ensure_bank_helpers ;;
+  status) status ;;
+  -h|--help)
+    sed -n '2,16p' "$0"
+    exit 0
+    ;;
+  *)
+    echo "unknown: $cmd (all|merchant|bank|helpers|status)" >&2
+    exit 2
+    ;;
+esac