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Fess Configuration Properties

This document describes the configuration properties of Fess. The default values can be found in fess_config.properties

See table bellow for the list of configuration properties and their descriptions:

Core

Search Engine Configuration
Name Description Default
domain.tile The domain name of the tile server. Fess
search_engine.type The type of search engine. default
search_engine.http.url The URL of the search engine. http://localhost:9201
search_engine.http.ssl.certificate_authorities The path to the certificate authorities file. (empty)
search_engine.username The username for the search engine. (empty)
search_engine.password The password for the search engine. (empty)
search_engine.heartbeat_interval The interval of the heartbeat. (in milliseconds) 10000
Cryptographer
Name Description Default
app.cipher.algorism The algorithm for the cipher. aes
app.cipher.key The key for the cipher. (empty)
app.digest.algorism The initialization vector for the cipher. sha256
app.encrypt.key The key for the encryption. (empty)
app.encrypt.property.patterns The patterns for the encryption. .*password|.*key|.*token|.*secret
app.extension.names The names of the extensions. (empty)
app.audit.log.format The format of the audit log. (empty)
Custom JVM Options
Name Description Default
jvm.crawler.options The options for the Fess crawler.
-Djava.awt.headless=truen
-Dfile.encoding=UTF-8n
-Djna.nosys=truen
-Djdk.io.permissionsUseCanonicalPath=truen
-Dhttp.maxConnections=20n
-Djava.util.logging.manager=org.apache.logging.log4j.jul.LogManagern
-servern
-Xms128mn
-Xmx512mn
-XX:MaxMetaspaceSize=128mn
-XX:CompressedClassSpaceSize=32mn
-XX:-UseGCOverheadLimitn
-XX:+UseTLABn
-XX:+DisableExplicitGCn
-XX:-HeapDumpOnOutOfMemoryErrorn
-XX:-OmitStackTraceInFastThrown
-XX:+UnlockExperimentalVMOptionsn
-XX:+UseG1GCn
-XX:InitiatingHeapOccupancyPercent=45n
-XX:G1HeapRegionSize=1mn
-XX:MaxGCPauseMillis=60000n
-XX:G1NewSizePercent=5n
-XX:G1MaxNewSizePercent=5n
-Djcifs.smb.client.responseTimeout=30000n
-Djcifs.smb.client.soTimeout=35000n
-Djcifs.smb.client.connTimeout=60000n
-Djcifs.smb.client.sessionTimeout=60000n
-Djcifs.smb1.smb.client.connTimeout=60000n
-Djcifs.smb1.smb.client.soTimeout=35000n
-Djcifs.smb1.smb.client.responseTimeout=30000n
-Dio.netty.noUnsafe=truen
-Dio.netty.noKeySetOptimization=truen
-Dio.netty.recycler.maxCapacityPerThread=0n
-Dlog4j.shutdownHookEnabled=falsen
-Dlog4j2.formatMsgNoLookups=truen
-Dlog4j2.disable.jmx=truen
-Dlog4j.skipJansi=truen
-Dsun.java2d.cmm=sun.java2d.cmm.kcms.KcmsServiceProvidern
-Dorg.apache.pdfbox.rendering.UsePureJavaCMYKConversion=truen
jvm.suggest.options The options for the Fess suggest.
-Djava.awt.headless=truen
-Dfile.encoding=UTF-8n
-Djna.nosys=truen
-Djdk.io.permissionsUseCanonicalPath=truen
-Djava.util.logging.manager=org.apache.logging.log4j.jul.LogManagern
-servern
-Xms128mn
-Xmx256mn
-XX:MaxMetaspaceSize=128mn
-XX:CompressedClassSpaceSize=32mn
-XX:-UseGCOverheadLimitn
-XX:+UseTLABn
-XX:+DisableExplicitGCn
-XX:-HeapDumpOnOutOfMemoryErrorn
-XX:+UnlockExperimentalVMOptionsn
-XX:+UseG1GCn
-XX:InitiatingHeapOccupancyPercent=45n
-XX:G1HeapRegionSize=1mn
-XX:MaxGCPauseMillis=60000n
-XX:G1NewSizePercent=5n
-XX:G1MaxNewSizePercent=30n
-Dio.netty.noUnsafe=truen
-Dio.netty.noKeySetOptimization=truen
-Dio.netty.recycler.maxCapacityPerThread=0n
-Dlog4j.shutdownHookEnabled=falsen
-Dlog4j2.disable.jmx=truen
-Dlog4j2.formatMsgNoLookups=truen
-Dlog4j.skipJansi=truen
jvm.thumbnail.options The options for the Fess thumbnail.
-Djava.awt.headless=truen
-Dfile.encoding=UTF-8n
-Djna.nosys=truen
-Djdk.io.permissionsUseCanonicalPath=truen
-Djava.util.logging.manager=org.apache.logging.log4j.jul.LogManagern
-servern
-Xms128mn
-Xmx256mn
-XX:MaxMetaspaceSize=128mn
-XX:CompressedClassSpaceSize=32mn
-XX:-UseGCOverheadLimitn
-XX:+UseTLABn
-XX:+DisableExplicitGCn
-XX:-HeapDumpOnOutOfMemoryErrorn
-XX:-OmitStackTraceInFastThrown
-XX:+UnlockExperimentalVMOptionsn
-XX:+UseG1GCn
-XX:InitiatingHeapOccupancyPercent=45n
-XX:G1HeapRegionSize=4mn
-XX:MaxGCPauseMillis=60000n
-XX:G1NewSizePercent=5n
-XX:G1MaxNewSizePercent=50n
-Djcifs.smb.client.responseTimeout=30000n
-Djcifs.smb.client.soTimeout=35000n
-Djcifs.smb.client.connTimeout=60000n
-Djcifs.smb.client.sessionTimeout=60000n
-Djcifs.smb1.smb.client.connTimeout=60000n
-Djcifs.smb1.smb.client.soTimeout=35000n
-Djcifs.smb1.smb.client.responseTimeout=30000n
-Dio.netty.noUnsafe=truen
-Dio.netty.noKeySetOptimization=truen
-Dio.netty.recycler.maxCapacityPerThread=0n
-Dlog4j.shutdownHookEnabled=falsen
-Dlog4j2.disable.jmx=truen
-Dlog4j2.formatMsgNoLookups=truen
-Dlog4j.skipJansi=truen
-Dsun.java2d.cmm=sun.java2d.cmm.kcms.KcmsServiceProvidern
-Dorg.apache.pdfbox.rendering.UsePureJavaCMYKConversion=truen
Job Configuration
Name Description Default
job.system.job.ids The IDs of the system jobs. default_crawler
job.template.title.web The title template for web crawlers. Web Crawler - {0}
job.template.title.file The title template for file crawlers. File Crawler - {0}
job.template.title.data The title template for data crawlers. Data Crawler - {0}
job.template.script The script template for jobs. return container.getComponent("crawlJob").logLevel("info").webConfigIds([{0}] as String[]).fileConfigIds([{1}] as String[]).dataConfigIds([{2}] as String[]).jobExecutor(executor).execute();
job.max.crawler.processes The maximum number of crawler processes. 0
job.default.script The default script for jobs. groovy
job.system.property.filter.pattern The pattern for system property filters. (empty)
processors The processors for the job. 0
java.command.path The path to the Java command. java
python.command.path The path to the Python command. python
path.encoding The encoding for the path. UTF-8
use.own.tmp.dir Whether to use own temporary directory. true
max.log.output.length The maximum length of log output. 4000
adaptive.load.control The adaptive load control value. 50
supported.uploaded.js.extentions The supported extensions for uploaded JavaScript files. js
supported.uploaded.css.extentions The supported extensions for uploaded CSS files. css
supported.uploaded.media.extentions The supported extensions for uploaded media files. jpg,jpeg,gif,png,swf
supported.uploaded.files The supported uploaded files. license.properties
supported.languages The supported languages. ar,bg,bn,ca,ckb_IQ,cs,da,de,el,en_IE,en,es,et,eu,fa,fi,fr,gl,gu,he,hi,hr,hu,hy,id,it,ja,ko,lt,lv,mk,ml,nl,no,pa,pl,pt_BR,pt,ro,ru,si,sq,sv,ta,te,th,tl,tr,uk,ur,vi,zh_CN,zh_TW,zh
Name Description Default
api.access.token.length The length of the API access token. 60
api.access.token.required Whether the API access token is required. false
api.access.token.request.parameter The request parameter for the API access token. (empty)
api.search.accept.referers The accepted referers for API search. (empty)
api.search.scroll Enable scroll feature for Search API false
api.json.response.headers The headers for JSON responses in the API. (empty)
api.json.response.exception.included Whether to include exceptions in JSON responses. false
api.gsa.response.headers The headers for GSA responses in the API. (empty)
api.gsa.response.exception.included Whether to include exceptions in GSA responses. false
api.dashboard.response.headers The headers for dashboard responses in the API. (empty)
api.cors.allow.origin The allowed origins for CORS.
api.cors.allow.methods The allowed methods for CORS. GET, POST, OPTIONS, DELETE, PUT
api.cors.max.age The maximum age for CORS preflight requests. 3600
api.cors.allow.headers The allowed headers for CORS. Origin, Content-Type, Accept, Authorization, X-Requested-With
api.cors.allow.credentials Whether to allow credentials for CORS. true
api.jsonp.enabled Whether JSONP is enabled. false
api.ping.search_engine.fields The fields for pinging the search engine. status,timed_out
Virtual Host
Name Description Default
virtual.host.headers The headers for virtual hosts. (empty)
HTTP Configuration
Name Description Default
http.proxy.Host The host for the HTTP proxy. Leave blank if not using a proxy. (empty)
http.proxy.port The port for the HTTP proxy. 8080
http.proxy.username The username for the HTTP proxy authentication. (empty)
http.proxy.password The password for the HTTP proxy authentication. (empty)
http.fileupload.max.size The maximum size for file uploads. 262144000
http.fileupload.threshold.size The threshold size for file uploads. 262144
http.fileupload.max.file.count The maximum number of files for file uploads at one time. 10

Index

Crawler Configuration
Name Description Default
crawler.default.script The default script for the crawler. groovy
crawler.http.thread_pool.size The size of the HTTP thread pool. 0
crawler.document.max.site.length The maximum length for document sites in lines. 100
crawler.document.site.encoding The encoding for document sites. UTF-8
crawler.document.unknown.hostname The hostname for unknown documents. unknown
crawler.document.use.site.encoding.on.english Whether to use site encoding on English documents. false
crawler.document.append.data Whether to append data to documents. true
crawler.document.append.filename The filename for appending data to documents. false
crawler.document.alphanum.term.size The size for alphanumeric terms in documents. 20
crawler.document.max.symbol.term.size The maximum size for symbol terms in documents. 10
crawler.document.duplicate.term.removed Whether to remove duplicate terms in documents. false
crawler.document.space.chars The space characters for documents. u0009u000Au000Bu000Cu000Du001Cu001Du001Eu001Fu0020u00A0u1680u180Eu2000u2001u2002u2003u2004u2005u2006u2007u2008u2009u200Au200Bu200Cu202Fu205Fu3000uFEFFuFFFDu00B6
crawler.document.fullstop.chars The full stop characters for documents. u002eu06d4u2e3cu3002
crawler.crawling.data.encoding The encoding for crawling data. UTF-8
crawler.web.protocols The protocols for web crawling. http,http
crawler.file.protocols The protocols for file crawling. file,smb,smb1,ftp,storage
crawler.data.env.param.key.pattern The regex pattern for Fess environment parameter keys. ^FESS_ENV_.*
crawler.ignore.robots.txt Whether to ignore robots.txt. false
crawler.ignore.robots.tags The tags to ignore in robots.txt. (empty)
crawler.ignore.content.exception Whether to ignore content exceptions. true
crawler.failure.url.status.codes The status codes for failed URLs. 404
crawler.system.monitor.interval The interval for system monitoring. 60
crawler.hotthread.ignore_idle_threads Whether to ignore idle threads. true
crawler.hotthread.interval The interval for hot threads. 500ms
crawler.hotthread.snapshots The number of snapshots for hot threads. 10
crawler.hotthread.threads The number of threads for hot threads. 3
crawler.hotthread.timeout The timeout for hot threads. 30s
crawler.hotthread.type The type of hot threads. cpu
crawler.metadata.content.excludes The metadata content to exclude. resourceName,X-Parsed-By,Content-Encoding.*,Content-Type.*,X-TIKA.*,X-FESS.*
crawler.metadata.name.mapping The name mapping for metadata.
title=title:string
Title=title:string
dc:title=title:string
Crawler HTML Configuration
Name Description Default
crawler.document.html.content.xpath The XPath for HTML content. //BODY
crawler.document.html.lang.xpath The XPath for HTML language. //HTML/@lang
crawler.document.html.digest.xpath The XPath for HTML digest. //META[@name=’description’]/@content
crawler.document.html.canonical.xpath The XPath for HTML canonical link. //LINK[@rel=’canonical’][1]/@href
crawler.document.html.pruned.tags The tags to prune from HTML documents. noscript,script,style,header,footer,aside,nav,a[rel=nofollow]
crawler.document.html.max.digest.length The maximum length for HTML digest. 120
crawler.document.html.default.lang The default language for HTML documents. (empty)
crawler.document.html.default.include.index.patterns The include index patterns for HTML documents. (empty)
crawler.document.html.default.exclude.index.patterns The exclude index patterns for HTML documents. (?i).*(css|js|jpeg|jpg|gif|png|bmp|wmv|xml|ico|exe)
crawler.document.html.default.include.search.patterns The include search patterns for HTML documents. (empty)
crawler.document.html.default.exclude.search.patterns The exclude search patterns for HTML documents. (empty)
Crawler File Configuration
Name Description Default
crawler.document.file.name.encoding The encoding for file names. (empty)
crawler.document.file.no.title.label The label for files with no title. No title.
crawler.document.file.ignore.empty.content Whether to ignore empty content in files. false
crawler.document.file.max.title.length The maximum length for file titles. 100
crawler.document.file.max.digest.length The maximum length for file digests. 200
crawler.document.file.append.meta.content Whether to append meta content to files. true
crawler.document.file.append.body.content Whether to append body content to files. true
crawler.document.file.default.lang The default language for files. (empty)
crawler.document.file.default.include.index.patterns The include index patterns for files. (empty)
crawler.document.file.default.exclude.index.patterns The exclude index patterns for files. (empty)
crawler.document.file.default.include.search.patterns The include search patterns for files. (empty)
crawler.document.file.default.exclude.search.patterns The exclude search patterns for files. (empty)
Crawler Cache Configuration
Name Description Default
crawler.document.cache.enabled Whether to enable document cache. true
crawler.document.cache.max.size The maximum size for document cache. 2621440
crawler.document.cache.supported.mimetypes The supported MIME types for document cache. text/html
crawler.document.cache.html.mimetypes The HTML MIME types for document cache. text/html
Indexer Configuration
Name Description Default
indexer.thread.dump.enabled Whether to enable thread dump for the indexer. true
indexer.unprocessed.document.size The size of unprocessed documents for the indexer. 1000
indexer.click.count.enabled Whether to enable click count for the indexer. true
indexer.favorite.count.enabled Whether to enable favorite count for the indexer. true
indexer.webfs.commit.margin.time The commit margin time for webfs indexer. 5000
indexer.webfs.max.empty.list.count The maximum empty list count for webfs indexer. 3600
indexer.webfs.update.interval The update interval for webfs indexer. 10000
indexer.webfs.max.document.cache.size The maximum document cache size for webfs indexer. 10
indexer.webfs.max.document.request.size The maximum document request size for webfs indexer. 1048576
indexer.data.max.document.cache.size The maximum document cache size for data indexer. 10000
indexer.data.max.document.request.size The maximum document request size for data indexer. 1048576
indexer.data.max.delete.cache.size The maximum delete cache size for data indexer. 100
indexer.data.max.redirect.count The maximum redirect count for data indexer. 10
indexer.language.fields The language fields for the indexer. content,important_content,title
indexer.language.detect.length The language detect length for the indexer. 1000
indexer.max.result.window.size The maximum result window size for the indexer. 10000
indexer.max.search.doc.size The maximum search document size for the indexer. 50000
Index Configuration
Name Description Default
index.codec The codec for the index. default
index.number_of_shards The number of shards for the index. 5
index.auto_expand_replicas The auto-expand replicas setting for the index. 0-1
index.id.digest.algorithm The digest algorithm for the index ID. SHA-512
index.user.initial_password The initial password for the index user. admin
Field Names Configuration
Name Description Default
index.field.favorite_count The field for storing the favorite count. favorite_count
index.field.click_count The field for storing the click count. click_count
index.field.config_id The field for storing the configuration ID. config_id
index.field.expires The field for storing the expiration date. expires
index.field.url The field for storing the URL. url
index.field.doc_id The field for storing the document ID. doc_id
index.field.id The field for storing the ID. _id
index.field.version The field for storing the version. _version
index.field.seq_no The field for storing the sequence number. _seq_no
index.field.primary_term The field for storing the primary term. _primary_term
index.field.lang The field for storing the language. lang
index.field.has_cache The field for indicating if the document has cache. has_cache
index.field.last_modified The field for storing the last modified date. last_modified
index.field.anchor The field for storing the anchor. anchor
index.field.segment The field for storing the segment. segment
index.field.role The field for storing the role. role
index.field.boost The field for storing the boost. boost
index.field.created The field for storing the creation date. created
index.field.timestamp The field for storing the timestamp. timestamp
index.field.label The field for storing the label. label
index.field.mimetype The field for storing the MIME type. mimetype
index.field.parent_id The field for storing the parent ID. parent_id
index.field.important_content The field for storing important content. important_content
index.field.content The field for storing the content. content
index.field.content_minhash_bits The field for storing the content minhash bits. content_minhash_bits
index.field.cache The field for storing the cache. cache
index.field.digest The field for storing the digest. digest
index.field.site The field for storing the site. site
index.field.content_length The field for storing the content length. content_length
index.field.filetype The field for storing the file type. filetype
index.field.filename The field for storing the file name. filename
index.field.thumbnail The field for storing the thumbnail. thumbnail
index.field.virtual_host The field for storing the virtual host. virtual_host
response.field.content_title The field for storing the content title. content_title
response.field.content_description The field for storing the content description. content_description
response.field.url_link The field for storing the URL link. url_link
response.field.site_path The field for storing the site path. site_path
response.max.title.length The maximum length for the title. 50
response.max.site.path.length The maximum length for the site path. 100
response.highlight.content_title.enabled Whether to enable highlighting for the content title. true
response.inline.mimetypes The inline MIME types for the response. application/pdf,text/plain
Document Index Configuration
Name Description Default
index.document.search.index The index for document search. fess.search
index.document.update.index The index for document update. fess.update
index.document.suggest.index The index for document suggestions. fess
index.document.crawler.index The index for document crawler. fess_crawler
index.document.crawler.queue.number_of_shards The number of shards for the crawler queue. 10
index.document.crawler.data.number_of_shards The number of shards for the crawler data. 10
index.document.crawler.filter.number_of_shards The number of shards for the crawler filter. 10
index.document.crawler.queue.number_of_replicas The number of replicas for the crawler queue. 1
index.document.crawler.data.number_of_replicas The number of replicas for the crawler data. 1
index.document.crawler.filter.number_of_replicas The number of replicas for the crawler filter. 1
index.config.index The index configuration. fess_config
index.user.index The user index. fess_user
index.log.index The log index. fess_log
index.dictionary.prefix The prefix for the dictionary index. (empty)
Document Management Configuration
index.admin.array.fields The array fields for the admin index. lang,role,label,anchor,virtual_host
index.admin.date.fields The date fields for the admin index. expires,created,timestamp,last_modified
index.admin.integer.fields The integer fields for the admin index. (empty)
index.admin.long.fields The long fields for the admin index. content_length,favorite_count,click_count
index.admin.float.fields The float fields for the admin index. boost
index.admin.double.fields The double fields for the admin index. (empty)
index.admin.required.fields The required fields for the admin index. url,title,role,boost
Timeout Configuration
Name Description Default
index.search.timeout The timeout for search in minutes. 3m
index.scroll.search.timeout The timeout for search scroll in minutes. 3m
index.index.timeout The timeout for indexing in minutes. 3m
index.bulk.timeout The timeout for bulk indexing in minutes. 3m
index.delete.timeout The timeout for deleting in minutes. 3m
index.health.timeout The timeout for health check in minutes. 10m
index.indices.timeout The timeout for indices in minutes. 3m
Filetype Configuration
Name Description Default
index.filetype The different files types and associated extensions to exclude.
text/html=htmln
application/msword=wordn
application/vnd.openxmlformats-officedocument.wordprocessingml.document=wordn
application/vnd.ms-excel=exceln
application/vnd.ms-excel.sheet.2=exceln
application/vnd.ms-excel.sheet.3=exceln
application/vnd.ms-excel.sheet.4=exceln
application/vnd.ms-excel.workspace.3=exceln
application/vnd.ms-excel.workspace.4=exceln
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet=exceln
application/vnd.ms-powerpoint=powerpointn
application/vnd.openxmlformats-officedocument.presentationml.| presentation=powerpointn
application/vnd.oasis.opendocument.text=odtn
application/vnd.oasis.opendocument.spreadsheet=odsn
application/vnd.oasis.opendocument.presentation=odpn
application/pdf=pdfn
application/x-fictionbook+xml=fb2n
application/e-pub+zip=epubn
application/x-ibooks+zip=ibooksn
text/plain=txtn
application/rtf=rtfn
application/vnd.ms-htmlhelp=chmn
application/zip=zipn
application/x-7z-comressed=7zn
application/x-bzip=bzn
application/x-bzip2=bz2n
application/x-tar=tarn
application/x-rar-compressed=rarn
video/3gp=3gpn
video/3g2=3g2n
video/x-msvideo=avin
video/x-flv=flvn
video/mpeg=mpegn
video/mp4=mp4n
video/ogv=ogvn
video/quicktime=qtn
video/x-m4v=m4vn
audio/x-aif=aifn
audio/midi=midin
audio/mpga=mpgan
audio/mp4=mp4an
audio/ogg=ogan
audio/x-wav=wavn
image/webp=webpn
image/bmp=bmpn
image/x-icon=icon
image/x-icon=icon
image/png=pngn
image/svg+xml=svgn
image/tiff=tiffn
image/jpeg=jpgn
Reindex Configuration
Name Description Default
index.reindex.size The size for re-indexing. 100
index.reindex.body The body for re-indexing. In in bulk format. {"source":{"index":"__SOURCE_INDEX__","size":__SIZE__},"dest":{"index":"__DEST_INDEX__"},"script":{"source":"__SCRIPT_SOURCE__"}}
index.reindex.requests_per_second The requests per second for re-indexing. adaptive
index.reindex.refresh The refresh for re-indexing. false
index.reindex.timeout The timeout for re-indexing. 1m
index.reindex.scroll The scroll for re-indexing. 5m
index.reindex.max_docs The maximum documents for re-indexing. (empty)
Query Configuration
Name Description Default
query.max.length The maximum length of a query string. 1000
query.timeout The timeout for a query. 10000
query.timeout.logging Enable or disable query timeout logging. true
query.track.total.hits The total number of hits to track. 10000
query.geo.fields The fields used for geo queries. location
query.browser.lang.parameter.name The name of the browser language parameter. browser_lang
query.replace.term.with.prefix.query Replace term with prefix query. true
query.orsearch.min.hit.count The minimum hit count for OR search. 0
query.highlight.terminal.chars Characters used for highlighting terminals. u0021u002Cu002Eu003Fu0589u061Fu06D4u0700u0701u0702u0964u104Au104Bu1362u1367u1368u166Eu1803u1809u203Cu203Du2047u2048u2049u3002uFE52uFE57uFF01uFF0EuFF1FuFF61
query.highlight.fragment.size The size of the highlight fragment. 60
query.highlight.number.of.fragments The number of fragments for highlighting. 2
query.highlight.type The type of highlighter. fvh
query.highlight.tag.pre The opening tag for highlighted text. <strong>
query.highlight.tag.post The closing tag for highlighted text. </strong>
query.highlight.boundary.chars Characters used for boundary scanning. u0009u000Au0013u0020
query.highlight.boundary.max.scan The maximum number of characters to scan for boundary. 20
query.highlight.boundary.scanner The type of boundary scanner. chars
query.highlight.encoder The encoder for highlighted text. default
query.highlight.force.source Force source retrieval for highlighting. false
query.highlight.fragmenter The type of fragmenter. span
query.highlight.fragment.offset The offset for fragments. -1
query.highlight.no.match.size The size of the fragment when no match is found. 0
query.highlight.order The order of highlighted fragments. score
query.highlight.phrase.limit The limit for phrase highlighting. 256
query.highlight.content.description.fields Fields used for content description in highlighting. hl_content,digest
query.highlight.boundary.position.detect Detect boundary position. true
query.highlight.text.fragment.type The type of text fragment. query
query.highlight.text.fragment.size The size of the text fragment. 3
query.highlight.text.fragment.prefix.length The prefix length for text fragments. 5
query.highlight.text.fragment.suffix.length The suffix length for text fragments. 5
query.additional.default.fields Additional default fields for queries. (empty)
query.additional.response.fields Additional response fields for queries. (empty)
query.additional.api.response.fields Additional API response fields for queries. (empty)
query.additional.scroll.response.fields Additional scroll response fields for queries. (empty)
query.additional.cache.response.fields Additional cache response fields for queries. (empty)
query.additional.highlighted.fields Additional highlighted fields for queries. (empty)
query.additional.search.fields Additional search fields for queries. (empty)
query.additional.facet.fields Additional facet fields for queries. (empty)
query.additional.sort.fields Additional sort fields for queries. (empty)
query.additional.analyzed.fields Additional analyzed fields for queries. (empty)
query.additional.not.analyzed.fields Additional not analyzed fields for queries. (empty)
query.gsa.response.fields Fields for GSA response. UE,U,T,RK,S,LANG
query.gsa.default.lang Default language for GSA. en
query.gsa.default.sort Default sort for GSA. (empty)
query.gsa.meta.prefix Meta prefix for GSA. MT_
query.gsa.index.field.charset Charset for GSA index field. charset
query.gsa.index.field.content_type Content type for GSA index field. content_type
query.collapse.max.concurrent.group.results Maximum concurrent group results for collapse. 4
query.collapse.inner.hits.name Name for inner hits in collapse. similar_docs
query.collapse.inner.hits.size Size for inner hits in collapse. 0
query.collapse.inner.hits.sorts Sorts for inner hits in collapse. (empty)
query.default.languages Default languages for queries. (empty)
query.json.default.preference Default preference for JSON queries. _query
query.gsa.default.preference Default preference for GSA queries. _query
query.language.mapping Mapping for languages.
ar=arn
bg=bgn
bn=bnn
ca=can
ckb-iq=ckb-iqn
ckb_IQ=ckb-iqn
cs=csn
da=dan
de=den
el=eln
en=enn
en-ie=en-ien
en_IE=en-ien
es=esn
et=etn
eu=eun
fa=fan
fi=fin
fr=frn
gl=gln
gu=gun
he=hen
hi=hin
hr=hrn
hu=hun
hy=hyn
id=idn
it=itn
ja=jan
ko=kon
lt=ltn
lv=lvn
mk=mkn
ml=mln
nl=nln
no=non
pa=pan
pl=pln
pt=ptn
pt-br=pt-brn
pt_BR=pt-brn
ro=ron
ru=run
si=sin
sq=sqn
sv=svn
ta=tan
te=ten
th=thn
tl=tln
tr=trn
uk=ukn
ur=urn
vi=vin
zh-cn=zh-cnn
zh_CN=zh-cnn
zh-tw=zh-twn
zh_TW=zh-twn
zh=zhn
Boost Configuration
Name Description Default
query.boost.title Boost for title 0.5
query.boost.title.lang Boost for title language 1.0
query.boost.content Boost for content 0.05
query.boost.content.lang Boost for content language 0.1
query.boost.important_content Boost for important content -1.0
query.boost.important_content.lang Boost for important content language -1.0
query.boost.fuzzy.min.length Minimum length for fuzzy matching 4
query.boost.fuzzy.title Fuzzy boost for title 0.01
query.boost.fuzzy.title.fuzziness Fuzziness for title AUTO
query.boost.fuzzy.title.expansions Expansions for fuzzy title 10
query.boost.fuzzy.title.prefix_length Prefix length for fuzzy title 0
query.boost.fuzzy.title.transpositions Allow transpositions for fuzzy title true
query.boost.fuzzy.content Fuzzy boost for content 0.005
query.boost.fuzzy.content.fuzziness Fuzziness for content AUTO
query.boost.fuzzy.content.expansions Expansions for fuzzy content 10
query.boost.fuzzy.content.prefix_length Prefix length for fuzzy content 0
query.boost.fuzzy.content.transpositions Allow transpositions for fuzzy content true
query.default.query_type Default query type bool
query.dismax.tie_breaker Tie breaker for dismax queries 0.1
query.bool.minimum_should_match Minimum should match for boolean queries (empty)
query.prefix.expansions Expansions for prefix queries 50
query.prefix.slop Slop for prefix queries 0
query.fuzzy.prefix_length Prefix length for fuzzy queries 0
query.fuzzy.expansions Expansions for fuzzy queries 50
query.fuzzy.transpositions Allow transpositions for fuzzy queries true
Facet Configuration
Name Description Default
query.facet.fields The fields to be used for faceting. label
query.facet.fields.size The maximum number of facet entries to be returned. 100
query.facet.fields.min_doc_count The minimum document count for a facet entry to be included. 1
query.facet.fields.sort The sort order of the facet entries. count.desc
query.facet.fields.missing The value to be used for missing fields. (empty)
query.facet.queries The custom facet queries.
labels.facet_timestamp_title:
labels.facet_timestamp_1day=timestamp:[now/d-1d TO *]t
labels.facet_timestamp_1week=timestamp:[now/d-7d TO *]t
labels.facet_timestamp_1month=timestamp:[now/d-1M TO *]t
labels.facet_timestamp_1year=timestamp:[now/d-1y TO *]n
labels.facet_contentLength_title:
labels.facet_contentLength_10k=content_length:[0 TO 9999]t
labels.facet_contentLength_10kto100k=content_length:[10000 TO 99999]t
labels.facet_contentLength_100kto500k=content_length:[100000 TO 499999]t
labels.facet_contentLength_500kto1m=content_length:[500000 TO 999999]t
labels.facet_contentLength_1m=content_length:[1000000 TO *]n
labels.facet_filetype_title:
labels.facet_filetype_html=filetype:htmlt
labels.facet_filetype_word=filetype:wordt
labels.facet_filetype_excel=filetype:excelt
labels.facet_filetype_powerpoint=filetype:powerpointt
labels.facet_filetype_odt=filetype:odtt
labels.facet_filetype_ods=filetype:odst
labels.facet_filetype_odp=filetype:odpt
labels.facet_filetype_pdf=filetype:pdft
labels.facet_filetype_txt=filetype:txtt
labels.facet_filetype_others=filetype:othersn
Ranking Configuration
Name Description Default
rank.fusion.window_size Window size for rank fusion. 200
rank.fusion.rank_constant Rank constant for fusion. 20
rank.fusion.threads Number of threads for rank fusion. -1
rank.fusion.score_field Field used for rank fusion score. rf_score
ACL Configuration
Name Description Default
smb.role.from.file Enable role mapping from file for SMB. true
smb.available.sid.types Available SID types for SMB. 1,2,4:2,5:1
file.role.from.file Enable role mapping from file for file system. true
ftp.role.from.file Enable role mapping from file for FTP. true
Backup Configuration
Name Description Default
index.backup.targets Targets for index backup fess_basic_config.bulk,fess_config.bulk,fess_user.bulk,system.properties,fess.json,doc.json
index.backup.log.targets Targets for log backup click_log.ndjson,favorite_log.ndjson,search_log.ndjson,user_info.ndjson
index.backup.log.load.timeout Timeout for loading log backup 60000
Logging Configuration
Name Description Default
logging.search.docs.enabled Enable logging of search documents. true
logging.search.docs.fields Fields to log for search documents. filetype,created,click_count,title,doc_id,url,score,site,filename,host,digest,boost,mimetype,favorite_count,_id,lang,last_modified,content_length,timestamp
logging.search.use.logfile Use logfile for logging. true
logging.app.packages Application packages to log. org.codelibs,org.dbflute,org.lastaflute

Web

Web Configuration
Name Description Default
form.admin.max.input.size Maximum input size for admin forms 10000
form.admin.label.in.config.enabled Enable labels in admin config false
form.admin.default.template.name Default template name for admin forms __TEMPLATE__
osdd.link.enabled Enable OSDD link auto
clipboard.copy.icon.enabled Enable clipboard copy icon true

Permission

Permission Configuration
Name Description Default
authentication.admin.users Admin users for authentication admin
authentication.admin.roles Admin roles for authentication admin
role.search.default.permissions Default search permissions (empty)
role.search.default.display.permissions Default display permissions for search {role}guest
role.search.guest.permissions Guest permissions for search {role}guest
role.search.user.prefix Prefix for user roles in search 1
role.search.group.prefix Prefix for group roles in search 2
role.search.role.prefix Prefix for roles in search R
role.search.denied.prefix Prefix for denied roles in search D

Paging

Paging Configuration
Name Description Default
paging.page.size The size of one page for paging 25
paging.page.range.fill.limit The option fillLimit of page range for paging true
Fetch Page Size Configuration
Name Description Default
page.docboost.max.fetch.size Maximum fetch size for document boost 1000
page.keymatch.max.fetch.size Maximum fetch size for key match 1000
page.labeltype.max.fetch.size Maximum fetch size for label type 1000
page.roletype.max.fetch.size Maximum fetch size for role type 1000
page.user.max.fetch.size Maximum fetch size for user 1000
page.role.max.fetch.size Maximum fetch size for role 1000
page.group.max.fetch.size Maximum fetch size for group 1000
page.crawling.info.param.max.fetch.size Maximum fetch size for crawling info parameters 100
page.crawling.info.max.fetch.size Maximum fetch size for crawling info 1000
page.data.config.max.fetch.size Maximum fetch size for data configuration 100
page.web.config.max.fetch.size Maximum fetch size for web configuration 100
page.file.config.max.fetch.size Maximum fetch size for file configuration 100
page.duplicate.host.max.fetch.size Maximum fetch size for duplicate host 1000
page.failure.url.max.fetch.size Maximum fetch size for failure URL 1000
page.favorite.log.max.fetch.size Maximum fetch size for favorite log 100
page.file.auth.max.fetch.size Maximum fetch size for file authentication 100
page.web.auth.max.fetch.size Maximum fetch size for web authentication 100
page.path.mapping.max.fetch.size Maximum fetch size for path mapping 1000
page.request.header.max.fetch.size Maximum fetch size for request header 1000
page.scheduled.job.max.fetch.size Maximum fetch size for scheduled job 100
page.elevate.word.max.fetch.size Maximum fetch size for elevate word 1000
page.bad.word.max.fetch.size Maximum fetch size for bad word 1000
page.dictionary.max.fetch.size Maximum fetch size for dictionary 1000
page.relatedcontent.max.fetch.size Maximum fetch size for related content 5000
page.relatedquery.max.fetch.size Maximum fetch size for related query 5000
page.thumbnail.queue.max.fetch.size Maximum fetch size for thumbnail queue 100
page.thumbnail.purge.max.fetch.size Maximum fetch size for thumbnail purge 100
page.score.booster.max.fetch.size Maximum fetch size for score booster 1000
page.searchlog.max.fetch.size Maximum fetch size for search log 10000
page.searchlist.track.total.hits Track total hits in search list true
Search Page Configuration
Name Description Default Value
paging.search.page.start Starting page number for search results 0
paging.search.page.size Number of search results per page 10
paging.search.page.max.size Maximum number of search results per page 100
searchlog.agg.shard.size Aggregation shard size for search logs -1
searchlog.request.headers Headers to include in search log requests (empty)
searchlog.process.batch_size Batch size for processing search logs 100
thumbnail.html.image.min.width Minimum width for HTML image thumbnails 100
thumbnail.html.image.min.height Minimum height for HTML image thumbnails 100
thumbnail.html.image.max.aspect.ratio Maximum aspect ratio for HTML image thumbnails 3.0
thumbnail.html.image.thumbnail.width Width of the HTML image thumbnail 100
thumbnail.html.image.thumbnail.height Height of the HTML image thumbnail 100
thumbnail.html.image.format Format of the HTML image thumbnail png
thumbnail.html.image.xpath XPath to select images for thumbnails //IMG
thumbnail.html.image.exclude.extensions File extensions to exclude from thumbnails svg,html,css,js
thumbnail.generator.interval Interval for generating thumbnails 0
thumbnail.generator.targets Targets for thumbnail generation all
thumbnail.crawler.enabled Enable or disable the thumbnail crawler true
thumbnail.system.monitor.interval Interval for system monitoring 60
User Page Configuration
Name Description Default
user.code.request.parameter Request parameter for user code userCode
user.code.min.length Minimum length for user code 20
user.code.max.length Maximum length for user code 100
user.code.pattern Pattern for user code [a-zA-Z0-9_]+

Mail

Mail Configuration
Name Description Default
mail.from.name The name displayed in the “From” field of outgoing emails. Administrator
mail.from.address The email address displayed in the “From” field of outgoing emails. root@localhost
mail.hostname The hostname of the mail server. (empty)

Scheduler

Scheduler Configuration
Name Description Default
scheduler.target.name (Description for scheduler.target.name) (empty)
scheduler.job.class Class name for the job to be executed org.codelibs.fess.app.job.ScriptExecutorJob
scheduler.concurrent.exec.mode Mode for concurrent execution QUIT
scheduler.monitor.interval Interval for monitoring in seconds 30

Online Help

Online Help Configuration
Name Description Default
online.help.base.link Base link for online help https://fess.codelibs.org/{lang}/{version}/admin/
online.help.installation Installation help link https://fess.codelibs.org/{lang}/{version}/install/install.html
online.help.eol End of life help link https://fess.codelibs.org/{lang}/eol.html
online.help.name.failureurl Failure URL help name failureurl
online.help.name.elevateword Elevate word help name elevateword
online.help.name.reqheader Request header help name reqheader
online.help.name.dict.synonym Synonym dictionary help name synonym
online.help.name.dict Dictionary help name dict
online.help.name.dict.kuromoji Kuromoji dictionary help name kuromoji
online.help.name.dict.protwords Protected words dictionary help name protwords
online.help.name.dict.stopwords Stopwords dictionary help name stopwords
online.help.name.dict.stemmeroverride Stemmer override dictionary help name stemmeroverride
online.help.name.dict.mapping Mapping dictionary help name mapping
online.help.name.webconfig Web configuration help name webconfig
online.help.name.searchlist Search list help name searchlist
online.help.name.log Log help name log
online.help.name.general General help name general
online.help.name.role Role help name role
online.help.name.joblog Job log help name joblog
online.help.name.keymatch Key match help name keymatch
online.help.name.relatedquery Related query help name relatedquery
online.help.name.relatedcontent Related content help name relatedcontent
online.help.name.wizard Wizard help name wizard
online.help.name.badword Bad word help name badword
online.help.name.pathmap Path map help name pathmap
online.help.name.boostdoc Boost document help name boostdoc
online.help.name.dataconfig Data configuration help name dataconfig
online.help.name.systeminfo System information help name systeminfo
online.help.name.user User help name user
online.help.name.group Group help name group
online.help.name.design Design help name design
online.help.name.dashboard Dashboard help name dashboard
online.help.name.webauth Web authentication help name webauth
online.help.name.fileconfig File configuration help name fileconfig
online.help.name.fileauth File authentication help name fileauth
online.help.name.labeltype Label type help name labeltype
online.help.name.duplicatehost Duplicate host help name duplicatehost
online.help.name.scheduler Scheduler help name scheduler
online.help.name.crawlinginfo Crawling information help name crawlinginfo
online.help.name.backup Backup help name backup
online.help.name.upgrade Upgrade help name upgrade
online.help.name.esreq Elasticsearch request help name esreq
online.help.name.accesstoken Access token help name accesstoken
online.help.name.suggest Suggest help name suggest
online.help.name.searchlog Search log help name searchlog
online.help.name.maintenance Maintenance help name maintenance
online.help.name.plugin Plugin help name plugin
online.help.name.storage Storage help name storage
online.help.supported.langs Supported languages ja

Forum

Forum Configuration
Name Description Default
forum.link Base link for forum https://discuss.codelibs.org/c/Fess{lang}/
forum.supported.langs Supported languages en,ja

Suggest

Suggest Configuration
Name Description Default
suggest.popular.word.seed Seed value for popular word suggestions 0
suggest.popular.word.tags Tags for popular word suggestions (empty)
suggest.popular.word.fields Fields for popular word suggestions (empty)
suggest.popular.word.excludes Excluded words for popular word suggestions (empty)
suggest.popular.word.size Size of popular word suggestions 10
suggest.popular.word.window.size Window size for popular word suggestions 30
suggest.popular.word.query.freq Query frequency for popular word suggestions 10
suggest.min.hit.count Minimum hit count for suggestions 1
suggest.field.contents Contents field for suggestions _default
suggest.field.tags Tags field for suggestions label
suggest.field.roles Roles field for suggestions role
suggest.field.index.contents Index contents field for suggestions content,title
suggest.update.request.interval Interval for update requests 0
suggest.update.doc.per.request Number of documents per update request 2
suggest.update.contents.limit.num Limit number for update contents 10000
suggest.update.contents.limit.doc.size Limit document size for update contents 50000
suggest.source.reader.scroll.size Scroll size for source reader 1
suggest.popular.word.cache.size Cache size for popular word suggestions 1000
suggest.popular.word.cache.expire Cache expiration time for popular word suggestions 60
suggest.search.log.permissions Permissions for search log {user}guest,{role}guest
suggest.system.monitor.interval Interval for system monitoring 60

LDAP

LDAP Configuration
Name Description Default
ldap.admin.enabled Enable or disable LDAP admin false
ldap.admin.user.filter Filter for LDAP admin user uid=%s
ldap.admin.user.base.dn Base DN for LDAP admin user ou=People,dc=fess,dc=codelibs,dc=org
ldap.admin.user.object.classes Object classes for LDAP admin user organizationalPerson,top,person,inetOrgPerson
ldap.admin.role.filter Filter for LDAP admin role cn=%s
ldap.admin.role.base.dn Base DN for LDAP admin role ou=Role,dc=fess,dc=codelibs,dc=org
ldap.admin.role.object.classes Object classes for LDAP admin role groupOfNames
ldap.admin.group.filter Filter for LDAP admin group cn=%s
ldap.admin.group.base.dn Base DN for LDAP admin group ou=Group,dc=fess,dc=codelibs,dc=org
ldap.admin.group.object.classes Object classes for LDAP admin group groupOfNames
ldap.admin.sync.password Sync password for LDAP admin true
ldap.auth.validation Enable or disable LDAP auth validation true
ldap.max.username.length Maximum username length for LDAP -1
ldap.ignore.netbios.name Ignore NetBIOS name for LDAP true
ldap.group.name.with.underscores Use underscores in group names for LDAP false
ldap.lowercase.permission.name Use lowercase for permission names in LDAP false
ldap.allow.empty.permission Allow empty permissions in LDAP true
ldap.role.search.user.enabled Enable role search for user in LDAP true
ldap.role.search.group.enabled Enable role search for group in LDAP true
ldap.role.search.role.enabled Enable role search for role in LDAP true
ldap.attr.surname LDAP attribute for surname sn
ldap.attr.givenName LDAP attribute for given name givenName
ldap.attr.employeeNumber LDAP attribute for employee number employeeNumber
ldap.attr.mail LDAP attribute for mail mail
ldap.attr.telephoneNumber LDAP attribute for telephone number telephoneNumber
ldap.attr.homePhone LDAP attribute for home phone homePhone
ldap.attr.homePostalAddress LDAP attribute for home postal address homePostalAddress
ldap.attr.labeledURI LDAP attribute for labeled URI labeledURI
ldap.attr.roomNumber LDAP attribute for room number roomNumber
ldap.attr.description LDAP attribute for description description
ldap.attr.title LDAP attribute for title title
ldap.attr.pager LDAP attribute for pager pager
ldap.attr.street LDAP attribute for street street
ldap.attr.postalCode LDAP attribute for postal code postalCode
ldap.attr.physicalDeliveryOfficeName LDAP attribute for physical delivery office name physicalDeliveryOfficeName
ldap.attr.destinationIndicator LDAP attribute for destination indicator destinationIndicator
ldap.attr.internationaliSDNNumber LDAP attribute for international ISDN number internationaliSDNNumber
ldap.attr.state LDAP attribute for state st
ldap.attr.employeeType LDAP attribute for employee type employeeType
ldap.attr.facsimileTelephoneNumber LDAP attribute for facsimile telephone number facsimileTelephoneNumber
ldap.attr.postOfficeBox LDAP attribute for post office box postOfficeBox
ldap.attr.initials LDAP attribute for initials initials
ldap.attr.carLicense LDAP attribute for car license carLicense
ldap.attr.mobile LDAP attribute for mobile mobile
ldap.attr.postalAddress LDAP attribute for postal address postalAddress
ldap.attr.city LDAP attribute for city l
ldap.attr.teletexTerminalIdentifier LDAP attribute for teletex terminal identifier teletexTerminalIdentifier
ldap.attr.x121Address LDAP attribute for X.121 address x121Address
ldap.attr.businessCategory LDAP attribute for business category businessCategory
ldap.attr.registeredAddress LDAP attribute for registered address registeredAddress
ldap.attr.displayName LDAP attribute for display name displayName
ldap.attr.preferredLanguage LDAP attribute for preferred language preferredLanguage
ldap.attr.departmentNumber LDAP attribute for department number departmentNumber
ldap.attr.uidNumber LDAP attribute for UID number uidNumber
ldap.attr.gidNumber LDAP attribute for GID number gidNumber
ldap.attr.homeDirectory LDAP attribute for home directory homeDirectory

Maven Repository

Maven Repository Configuration
Name Description Default
plugin.repositories URLs for plugin repositories https://repo.maven.apache.org/maven2/org/codelibs/fess/,https://fess.codelibs.org/plugin/artifacts.yaml
plugin.version.filter Filter for plugin versions (empty)

Storage

Storage Configuration
Name Description Default
storage.max.items.in.page Maximum items in a page 1000

Password

Password Configuration
Name Description Default
password.invalid.admin.passwords Invalid passwords a user can use as their password
admin