refactor: project architecture refactor, container splitting

backend/startup_banner.py

@@ -0,0 +1,109 @@
+import os
+import sys
+from urllib.parse import urlsplit
+
+_BANNER_TEMPLATE = """
+              ~ ~ ~  r e m n a w a v e  ~ ~ ~
+
+  ███╗   ███╗██╗███╗   ██╗██╗███████╗██╗  ██╗ ██████╗ ██████╗
+  ████╗ ████║██║████╗  ██║██║██╔════╝██║  ██║██╔═══██╗██╔══██╗
+  ██╔████╔██║██║██╔██╗ ██║██║███████╗███████║██║   ██║██████╔╝
+  ██║╚██╔╝██║██║██║╚██╗██║██║╚════██║██╔══██║██║   ██║██╔═══╝
+  ██║ ╚═╝ ██║██║██║ ╚████║██║███████║██║  ██║╚██████╔╝██║
+  ╚═╝     ╚═╝╚═╝╚═╝  ╚═══╝╚═╝╚══════╝╚═╝  ╚═╝ ╚═════╝ ╚═╝
+
+              container :: {service}
+{details}
+         https://github.com/3252a8/remnawave-minishop
+"""
+
+
+def _env(name: str, default: str = "-") -> str:
+    return os.getenv(name) or default
+
+
+def _bool_env(name: str) -> str:
+    value = _env(name, "").lower()
+    if value in {"1", "true", "yes", "on"}:
+        return "on"
+    if value in {"0", "false", "no", "off"}:
+        return "off"
+    return _env(name)
+
+
+def _redis_target() -> str:
+    value = _env("REDIS_URL")
+    try:
+        parsed = urlsplit(value)
+    except ValueError:
+        return "-"
+    if not parsed.hostname:
+        return "-"
+    port = f":{parsed.port}" if parsed.port else ""
+    db = parsed.path.lstrip("/") or "0"
+    return f"{parsed.hostname}{port}/{db}"
+
+
+def _postgres_target() -> str:
+    return f"{_env('POSTGRES_HOST')}:{_env('POSTGRES_PORT', '5432')}/{_env('POSTGRES_DB')}"
+
+
+def _detail_line(text: str) -> str:
+    return f"              {text[:64]}"
+
+
+def _service_details(service: str) -> str:
+    image_tag = _env("IMAGE_TAG", "local")
+    log_level = _env("LOG_LEVEL", "INFO")
+    common = [f"image tag :: {image_tag}", f"log level :: {log_level}"]
+    if service == "backend":
+        lines = [
+            *common,
+            f"webhooks :: :{_env('WEB_SERVER_PORT', '8080')}",
+            f"webapp api :: {_bool_env('WEBAPP_ENABLED')} / :{_env('WEBAPP_SERVER_PORT', '8081')}",
+            f"postgres :: {_postgres_target()}",
+            f"redis :: {_redis_target()}",
+        ]
+    elif service == "worker":
+        panel_sync_interval = _env("WORKER_PANEL_SYNC_INTERVAL_SECONDS")
+        panel_sync_interval = f"{panel_sync_interval}s" if panel_sync_interval != "-" else "-"
+        lines = [
+            *common,
+            f"queue concurrency :: {_env('WEBHOOK_QUEUE_CONCURRENCY', '1')}",
+            f"panel sync interval :: {panel_sync_interval}",
+            f"tariffs config :: {_env('TARIFFS_CONFIG_PATH', '-')}",
+            f"postgres :: {_postgres_target()}",
+            f"redis :: {_redis_target()}",
+        ]
+    elif service == "migrate":
+        lines = [
+            *common,
+            "mode :: one-shot migrations",
+            f"postgres :: {_postgres_target()}",
+            "data dir :: /app/data",
+        ]
+    else:
+        lines = common
+    return "\n".join(_detail_line(line) for line in lines)
+
+
+def print_startup_banner(service: str) -> None:
+    normalized_service = service.lower()
+    banner = (
+        _BANNER_TEMPLATE.format(
+            service=normalized_service.upper(),
+            details=_service_details(normalized_service),
+        )
+        + "\n"
+    )
+    try:
+        sys.stdout.write(banner)
+        sys.stdout.flush()
+    except UnicodeEncodeError:
+        try:
+            sys.stdout.buffer.write(banner.encode("utf-8"))
+            sys.stdout.buffer.flush()
+        except Exception:
+            pass
+    except Exception:
+        pass