feat: initial commit

gunicorn/gunicorn_conf.py

@@ -0,0 +1,65 @@
+import multiprocessing
+
+from pydantic import Field
+from pydantic_settings import BaseSettings, SettingsConfigDict
+
+try:
+    from prometheus_client import multiprocess
+
+    def child_exit(_, worker):
+        multiprocess.mark_process_dead(worker.pid)
+
+except ImportError:
+    pass
+
+
+class Settings(BaseSettings):
+    model_config = SettingsConfigDict(
+        env_file=".env", env_file_encoding="utf-8", extra="ignore"
+    )
+
+    host: str = "0.0.0.0"
+    port: int = 8000
+    bind: str | None = None
+
+    workers_per_core: int = Field(1)
+    max_workers: int | None = None
+    web_concurrency: int | None = None
+
+    graceful_timeout: int = 120
+    timeout: int = 120
+    keepalive: int = 5
+    log_level: str = "INFO"
+    log_config: str = "/src/logging_production.ini"
+
+    @property
+    def computed_bind(self) -> str:
+        return self.bind if self.bind else f"{self.host}:{self.port}"
+
+    @property
+    def computed_web_concurrency(self) -> int:
+        cores = multiprocessing.cpu_count()
+        default_web_concurrency = self.workers_per_core * cores + 1
+
+        if self.web_concurrency:
+            assert self.web_concurrency > 0
+            return self.web_concurrency
+        else:
+            web_concurrency = max(default_web_concurrency, 2)
+            if self.max_workers:
+                return min(web_concurrency, self.max_workers)
+
+            return web_concurrency
+
+
+settings = Settings()
+
+# Gunicorn config variables
+loglevel = settings.log_level
+workers = settings.computed_web_concurrency
+bind = settings.computed_bind
+worker_tmp_dir = "/dev/shm"
+graceful_timeout = settings.graceful_timeout
+timeout = settings.timeout
+keepalive = settings.keepalive
+logconfig = settings.log_config