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# Default configuration for StormCrawler
# This is used to make the default values explicit and list the most common configurations.
# Do not modify this file but instead provide a custom one with the parameter -conf
# when launching your extension of ConfigurableTopology.
config:
fetcher.server.delay: 1.0
# min. delay for multi-threaded queues
fetcher.server.min.delay: 0.0
fetcher.queue.mode: "byHost"
fetcher.threads.per.queue: 1
fetcher.threads.number: 10
fetcher.max.urls.in.queues: -1
fetcher.max.queue.size: -1
# max. crawl-delay accepted in robots.txt (in seconds)
fetcher.max.crawl.delay: 30
# behavior of fetcher when the crawl-delay in the robots.txt
# is larger than fetcher.max.crawl.delay:
# (if false)
# skip URLs from this queue to avoid that any overlong
# crawl-delay throttles the crawler
# (if true)
# set the delay to fetcher.max.crawl.delay,
# making fetcher more aggressive than requested
fetcher.max.crawl.delay.force: false
# behavior of fetcher when the crawl-delay in the robots.txt
# is smaller (ev. less than one second) than the default delay:
# (if true)
# use the larger default delay (fetcher.server.delay)
# and ignore the shorter crawl-delay in the robots.txt
# (if false)
# use the delay specified in the robots.txt
fetcher.server.delay.force: false
# time bucket to use for the metrics sent by the Fetcher
fetcher.metrics.time.bucket.secs: 10
# SimpleFetcherBolt: if the delay required by the politeness
# is above this value, the tuple is sent back to the Storm queue
# for the bolt on the _throttle_ stream.
fetcher.max.throttle.sleep: -1
# alternative values are "byIP" and "byDomain"
partition.url.mode: "byHost"
# metadata to transfer to the outlinks
# used by Fetcher for redirections, sitemapparser, etc...
# these are also persisted for the parent document (see below)
# metadata.transfer:
# - customMetadataName
# lists the metadata to persist to storage
# these are not transfered to the outlinks
metadata.persist:
- _redirTo
- error.cause
- error.source
- isSitemap
- isFeed
metadata.track.path: true
metadata.track.depth: true
http.agent.name: "Anonymous Coward"
http.agent.version: "1.0"
http.agent.description: "built with StormCrawler ${version}"
http.agent.url: "http://someorganization.com/"
http.agent.email: "someone@someorganization.com"
http.accept.language: "en-us,en-gb,en;q=0.7,*;q=0.3"
http.accept: "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8"
http.content.limit: -1
http.store.responsetime: true
http.store.headers: false
http.timeout: 10000
# for crawling through a proxy:
# http.proxy.host:
# http.proxy.port:
# okhttp only, defaults to "HTTP"
# http.proxy.type: "SOCKS"
# for crawling through a proxy with Basic authentication:
# http.proxy.user:
# http.proxy.pass:
http.robots.403.allow: true
# should the URLs be removed when a page is marked as noFollow
robots.noFollow.strict: true
# Guava caches used for the robots.txt directives
robots.cache.spec: "maximumSize=10000,expireAfterWrite=6h"
robots.error.cache.spec: "maximumSize=10000,expireAfterWrite=1h"
protocols: "http,https,file"
http.protocol.implementation: "com.digitalpebble.stormcrawler.protocol.httpclient.HttpProtocol"
https.protocol.implementation: "com.digitalpebble.stormcrawler.protocol.httpclient.HttpProtocol"
file.protocol.implementation: "com.digitalpebble.stormcrawler.protocol.file.FileProtocol"
# navigationfilters.config.file: "navigationfilters.json"
# selenium.addresses: "http://localhost:9515"
selenium.implicitlyWait: 0
selenium.pageLoadTimeout: -1
selenium.setScriptTimeout: 0
selenium.instances.num: 1
selenium.capabilities:
takesScreenshot: false
loadImages: false
javascriptEnabled: true
# illustrates the use of the variable for user agent
# phantomjs.page.settings.userAgent: "$userAgent"
# ChromeDriver config
# goog:chromeOptions:
# args:
# - "--headless"
# - "--disable-gpu"
# - "--mute-audio"
# DelegatorRemoteDriverProtocol
selenium.delegated.protocol: "com.digitalpebble.stormcrawler.protocol.httpclient.HttpProtocol"
# no url or parsefilters by default
# parsefilters.config.file: "parsefilters.json"
# urlfilters.config.file: "urlfilters.json"
# JSoupParserBolt
jsoup.treat.non.html.as.error: true
parser.emitOutlinks: true
parser.emitOutlinks.max.per.page: -1
track.anchors: true
detect.mimetype: true
detect.charset.maxlength: 10000
# whether the sitemap parser should try to
# determine whether a page is a sitemap based
# on its content if it is missing the K/V in the metadata
sitemap.sniffContent: false
# filters URLs in sitemaps based on their modified Date (if any)
sitemap.filter.hours.since.modified: -1
# staggered scheduling of sitemaps
sitemap.schedule.delay: -1
# whether to add any sitemaps found in the robots.txt to the status stream
# used by fetcher bolts. sitemap.sniffContent must be set to true if the
# discovery is enabled
sitemap.discovery: false
# Default implementation of Scheduler
scheduler.class: "com.digitalpebble.stormcrawler.persistence.DefaultScheduler"
# revisit a page daily (value in minutes)
# set it to -1 to never refetch a page
fetchInterval.default: 1440
# revisit a page with a fetch error after 2 hours (value in minutes)
# set it to -1 to never refetch a page
fetchInterval.fetch.error: 120
# never revisit a page with an error (or set a value in minutes)
fetchInterval.error: -1
# custom fetch interval to be used when a document has the key/value in its metadata
# and has been fetched succesfully (value in minutes)
# fetchInterval.FETCH_ERROR.isFeed=true
# fetchInterval.isFeed=true: 10
# max number of successive fetch errors before changing status to ERROR
max.fetch.errors: 3
# Guava cache use by AbstractStatusUpdaterBolt for DISCOVERED URLs
status.updater.use.cache: true
status.updater.cache.spec: "maximumSize=10000,expireAfterAccess=1h"
# Can also take "MINUTE" or "HOUR"
status.updater.unit.round.date: "SECOND"
# configuration for the classes extending AbstractIndexerBolt
# indexer.md.filter: "someKey=aValue"
indexer.url.fieldname: "url"
indexer.text.fieldname: "content"
indexer.text.maxlength: -1
indexer.canonical.name: "canonical"
indexer.md.mapping:
- parse.title=title
- parse.keywords=keywords
- parse.description=description