Dispatcharr/apps/proxy/config.py
2025-03-20 15:28:12 -05:00

59 lines
2.5 KiB
Python

"""Shared configuration between proxy types"""
class BaseConfig:
DEFAULT_USER_AGENT = 'VLC/3.0.20 LibVLC/3.0.20' # Will only be used if connection to settings fail
CHUNK_SIZE = 8192
CLIENT_POLL_INTERVAL = 0.1
MAX_RETRIES = 3
# Redis settings
REDIS_CHUNK_TTL = 60 # Number in seconds - Chunks expire after 1 minute
class HLSConfig(BaseConfig):
MIN_SEGMENTS = 12
MAX_SEGMENTS = 16
WINDOW_SIZE = 12
INITIAL_SEGMENTS = 3
INITIAL_CONNECTION_WINDOW = 10
CLIENT_TIMEOUT_FACTOR = 1.5
CLIENT_CLEANUP_INTERVAL = 10
FIRST_SEGMENT_TIMEOUT = 5.0
INITIAL_BUFFER_SECONDS = 25.0
MAX_INITIAL_SEGMENTS = 10
BUFFER_READY_TIMEOUT = 30.0
class TSConfig(BaseConfig):
"""Configuration settings for TS proxy"""
# Connection settings
CONNECTION_TIMEOUT = 10 # seconds to wait for initial connection
MAX_RETRIES = 3 # maximum connection retry attempts
# Buffer settings
INITIAL_BEHIND_CHUNKS = 4 # How many chunks behind to start a client (4 chunks = ~1MB)
CHUNK_BATCH_SIZE = 5 # How many chunks to fetch in one batch
KEEPALIVE_INTERVAL = 0.5 # Seconds between keepalive packets when at buffer head
# Streaming settings
TARGET_BITRATE = 8000000 # Target bitrate (8 Mbps)
STREAM_TIMEOUT = 10 # Disconnect after this many seconds of no data
HEALTH_CHECK_INTERVAL = 5 # Check stream health every N seconds
# Resource management
CLEANUP_INTERVAL = 60 # Check for inactive channels every 60 seconds
CHANNEL_SHUTDOWN_DELAY = 0 # How long to wait after last client before shutdown (seconds)
# Client tracking settings
CLIENT_RECORD_TTL = 5 # How long client records persist in Redis (seconds). Client will be considered MIA after this time.
CLEANUP_CHECK_INTERVAL = 1 # How often to check for disconnected clients (seconds)
CHANNEL_INIT_GRACE_PERIOD = 5 # How long to wait for first client after initialization (seconds)
CLIENT_HEARTBEAT_INTERVAL = 1 # How often to send client heartbeats (seconds)
GHOST_CLIENT_MULTIPLIER = 5.0 # How many heartbeat intervals before client considered ghost (5 would mean 5 secondsif heartbeat interval is 1)
# TS packets are 188 bytes
# Make chunk size a multiple of TS packet size for perfect alignment
# ~1MB is ideal for streaming (matches typical media buffer sizes)
BUFFER_CHUNK_SIZE = 188 * 1361 # ~256KB
# Maximum number of stream switch attempts before giving up
MAX_STREAM_SWITCHES = 10