MediaFusion/mediafusion_scrapy/settings.py

# Scrapy settings for mediafusion_scrapy project
#
# For simplicity, this file contains only settings considered important or
# commonly used. You can find more settings consulting the documentation:
#
#     https://docs.scrapy.org/en/latest/topics/settings.html
#     https://docs.scrapy.org/en/latest/topics/downloader-middleware.html
#     https://docs.scrapy.org/en/latest/topics/spider-middleware.html
from db.config import settings

BOT_NAME = "mediafusion_scrapy"

SPIDER_MODULES = ["mediafusion_scrapy.spiders"]
NEWSPIDER_MODULE = "mediafusion_scrapy.spiders"


# Crawl responsibly by identifying yourself (and your website) on the user-agent
USER_AGENT = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36"

# Obey robots.txt rules
ROBOTSTXT_OBEY = False

# Configure maximum concurrent requests performed by Scrapy (default: 16)
# CONCURRENT_REQUESTS = 32

# Configure a delay for requests for the same website (default: 0)
# See https://docs.scrapy.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs
# DOWNLOAD_DELAY = 3
# The download delay setting will honor only one of:
# CONCURRENT_REQUESTS_PER_DOMAIN = 16
# CONCURRENT_REQUESTS_PER_IP = 16

# Disable cookies (enabled by default)
# COOKIES_ENABLED = False

# Disable Telnet Console (enabled by default)
TELNETCONSOLE_ENABLED = False

# Override the default request headers:
# DEFAULT_REQUEST_HEADERS = {
#    "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
#    "Accept-Language": "en",
# }

# Enable or disable spider middlewares
# See https://docs.scrapy.org/en/latest/topics/spider-middleware.html
SPIDER_MIDDLEWARES = {
    "mediafusion_scrapy.middlewares.DatabaseInitializationMiddleware": 100,
}

# Enable or disable downloader middlewares
# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html

DOWNLOADER_MIDDLEWARES = {
    "mediafusion_scrapy.middlewares.FlaresolverrMiddleware": 542,
    "mediafusion_scrapy.middlewares.TooManyRequestsRetryMiddleware": 543,
    "scrapy.downloadermiddlewares.retry.RetryMiddleware": 550,
}

EXTENSIONS = {
    "mediafusion_scrapy.extensions.InactivityMonitor": 100,
}

if settings.scrapeops_api_key:
    SCRAPEOPS_API_KEY = settings.scrapeops_api_key
    DOWNLOADER_MIDDLEWARES.update(
        {
            "scrapeops_scrapy.middleware.retry.RetryMiddleware": 550,
            "scrapy.downloadermiddlewares.retry.RetryMiddleware": None,
        }
    )
    EXTENSIONS.update(
        {
            "scrapeops_scrapy.extension.ScrapeOpsMonitor": 500,  # ScrapeOps Monitor
        }
    )

# Configure item pipelines
# See https://docs.scrapy.org/en/latest/topics/item-pipeline.html
# ITEM_PIPELINES = {
#     "mediafusion_scrapy.pipelines.MediafusionScrapyPipeline": 300,
# }

# Enable and configure the AutoThrottle extension (disabled by default)
# See https://docs.scrapy.org/en/latest/topics/autothrottle.html
AUTOTHROTTLE_ENABLED = True
# The initial download delay
AUTOTHROTTLE_START_DELAY = 5
# The maximum download delay to be set in case of high latencies
AUTOTHROTTLE_MAX_DELAY = 60
# The average number of requests Scrapy should be sending in parallel to
# each remote server
AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
# Enable showing throttling stats for every response received:
# AUTOTHROTTLE_DEBUG = False

# Enable and configure HTTP caching (disabled by default)
# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
HTTPCACHE_ENABLED = True
HTTPCACHE_EXPIRATION_SECS = (
    900  # 15 minutes to avoid a multiple scraping task of same time.
)
HTTPCACHE_DIR = "httpcache"
HTTPCACHE_IGNORE_HTTP_CODES = [500, 502, 503, 504, 522, 524, 408, 429]
HTTPCACHE_STORAGE = "scrapy.extensions.httpcache.FilesystemCacheStorage"
# HTTPCACHE_POLICY = "scrapy.extensions.httpcache.RFC2616Policy"

# Set settings whose default value is deprecated to a future-proof value
REQUEST_FINGERPRINTER_IMPLEMENTATION = "2.7"
TWISTED_REACTOR = "twisted.internet.asyncioreactor.AsyncioSelectorReactor"
FEED_EXPORT_ENCODING = "utf-8"
LOG_LEVEL = "DEBUG"

STATS_CLASS = "mediafusion_scrapy.custom_stats.RedisStatsCollector"

RETRY_ENABLED = True
RETRY_HTTP_CODES = [
    500,
    502,
    503,
    504,
    522,
    524,
    408,
    403,
]  # 429 is handled by the middleware
RETRY_TIMES = 5

FLARESOLVERR_URL = settings.flaresolverr_url

INACTIVITY_TIMEOUT_MINUTES = 15