State of GeoServer 2013 (FOSS4G)
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This document provides an overview and status update on GeoServer, an open source geospatial data server. It summarizes new features and improvements in recent versions, including OSGeo incubation, a time boxed release model, security framework enhancements, REST configuration improvements, support for time and elevation dimensions in WMS, rendering transforms, CSS styling, WFS 2.0 updates like paging and stored queries, app schema and XSLT output format improvements, WCS 2.0 compliance and NetCDF support, tile service updates, scripting support for WPS, CSW architecture changes, and various community extensions for areas like Earth observation, importer tools, and monitoring.
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State of GeoServer 2013 (FOSS4G)
- 1. geoserver.org State of GeoServer Andrea Aime, GeoSolutions Jody Garnett, Boundless Justin Deoliveira, Boundless
- 2. geoserver.org Presentation Guide • It has been two years since FOSS4G 2011 o GeoServer is a very active project o We do not have time to cover everything • For each new feature in this presentation o Sponsor or organisation funding the work is on the left o Version number the feature is available is on the right 2.4.x2.3.x2.2.x Community Extension Release
- 3. geoserver.org Presentation Guide • GeoServer – project updates and news • Web Map Service • Web Feature Service • Web Coverage Service • Tile Services • Web Process Service • Catalogue Service Web – new! • Extensions • Community
- 6. geoserver.org Time Boxed Release Model • A long gap before 2.2 was released o Something had to change for our customers • One bug fix release every month o Bug fixes o Some minor new features backported from the development branch, selected by the PSC • One major release every six months o new features • Q: GeoServer 3.x? o When we’ll break backwards compatibility J 2.2.x
- 7. geoserver.org 2012 2013 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec DevelopmentStable Time Boxed Release Model 2.2.5 2.2.4 2.2.3 2.2.2 2.2.1 2.2 2.3.5 2.3.4 2.3.3 2.3.2 2.3.1 2.3 2.4-RC2 2.4-RC1 2.4-beta 2.1.4 2.3-RC2 2.3-RC1 2.3-beta 2.4
- 8. geoserver.org Security Framework • See geoserver.org for Christian's Master Thesis o Flexible authentication for stateless web services • Why use GeoServer Security? o Don't list layers in GetCapabilities that cannot be used o Layer name/description may be sensitive information • Core Feature of GeoServer Web Services o Deep Integration with Web Services o Fine grain control of Services and REST API access 2.2.x
- 9. geoserver.org Security – Authentication • Plugins Provide Many Integration Options 2.2.x
- 10. geoserver.org Security – Password Storage / Policy 2.2.x
- 11. geoserver.org Security – Authorisation • User / Group / Role • Define "Service Chains" for Services and REST 2.2.x
- 12. geoserver.org Security –LDAP Authorisation 2.2.x Say something about Active Directory too here
- 13. geoserver.org REST Configuration • Continues to be Wildly Popular • REST Configuration Improvements o Manage Web Services o Check Installation Information § Installed version of GeoServer and GeoTools § List available Extensions and community modules • Create and manage image mosaics o Describe internal structure (attributes) o Harvest new granules o Remove existing ones 2.3.0
- 14. geoserver.org Virtual Service per Workspace 2.2.x GeoServer WMS WFS WCS nurc configuration web services tiger sf cite cite WMS WFS WCS WMS http://localhost:8080/geoserver/wms?request=GetCapabilities WMS CITE http://localhost:8080/geoserver/cite/wms?request=GetCapabilities
- 15. geoserver.org Enable Services per Workspace 2.2.x
- 16. geoserver.org Custom Settings per Workspace 2.2.x
- 17. geoserver.org Styles and Groups per Workspace 2.2.x
- 18. geoserver.org Translations • Thanks to Frank Gasdorf – and Friends! o https://www.transifex.com/projects/p/geoserver_stable 2.4.0
- 19. geoserver.org • New KML o Now for WFS too! o New Implementation o Faster o KML Schema Compliant o High fidelity output for Marks (icon service) • New Shapefile o WFS SortBy support o Code clean up o Share significant portion of code with database backends New Implementations 2.4.0
- 21. geoserver.org Time and Elevation • support for both raster and vector • custom dimensions 2.2.x
- 24. geoserver.org Rendering Transforms - Contour <FeatureTypeStyle> <Transformation> <Function name="contour"> <Function name="parameter"> <Literal>levels</Literals> <Literal>1000</Literal> <Literal>1250</Literal> <Literal>1500</Literal> ... 2.2.x
- 25. geoserver.org Rendering Transforms – Heat Maps 2.2.x
- 28. geoserver.org CSS – Compact Styling for Humans 2.4.x
- 29. geoserver.org CSS – SLD Generation 2.4.x
- 31. geoserver.org CSS – Reference, Tutorial, Cookbook http://docs.geoserver.org/latest/en/user/extensions/css/index.html 2.4.x
- 32. geoserver.org WMS Layer Group Publishing (Finally!) Nesting Capabilities tree 2.3.x
- 33. geoserver.org WMS - Advertised Layers 2.3.x
- 34. geoserver.org WMS – TurboJPEG encoder • Faster JPEG encoder • Supported also on Win 64 Com
- 36. geoserver.org WFS 2.0 - Paging ...&request=GetFeature&startIndex=5&count=6 2.2.x
- 37. geoserver.org WFS 2.0 – Stored Queries <wfs:CreateStoredQuery> <wfs:StoredQueryDefinition id='bbox'> <wfs:Parameter name='AreaOfInterest' type='gml:Polygon'/> <wfs:QueryExpressionText returnFeatureTypes='topp:states'> <wfs:Query typeNames='topp:states'> <fes:Filter> <fes:BBOX> <fes:ValueReference>the_geom</fes:ValueReference> <gml:Envelope> <gml:lowerCorner>${x1} ${y1}</gml:lowerCorner> <gml:upperCorner>${x2} ${y2}</gml:upperCorner> </gml:Envelope> </fes:BBOX> </fes:Within> </fes:Filter> </wfs:Query> </wfs:QueryExpressionText> </wfs:StoredQueryDefinition> </wfs:CreateStoredQuery> ...&request=GetFeature&storedQueryId=bbox &x1=-180&y1=-90&x2=180&y2=90 2.2.x
- 38. geoserver.org WFS 2.0 - Joining <wfs:GetFeature xmlns:wfs='http://www.opengis.net/wfs/2.0' xmlns:fes='http://www.opengis.net/fes/2.0' xmlns:gs='http://geoserver.org' version='2.0.0'> <wfs:Query typeNames='gs:Forests gs:Roads' aliases='a b'> <fes:Filter> <fes:Intersects> <fes:ValueReference>a/the_geom</fes:ValueReference> <fes:ValueReference>b/the_geom</fes:ValueReference> </fes:Intersects> </fes:Filter> </wfs:Query> </wfs:GetFeature> 2.2.x
- 39. geoserver.org App schema • What is it? publish a specific data product o Data is "mapped" to fit your application schema § GeoSciML 3.1 GeoSciML 3.2 § Complex INSPIRE services • Improved Functionality o SortBy o GML 3.2 "Complex" Features o WMS • Faster o Makes use of "Joining" (for supported DataStores) o Large non denormalised views/tables • New and Experimental § time series encoding § WFS 2.0 support (except paging) 2.2.x 2.3.x 2.4.x
- 40. geoserver.org XSLT output format generator • Alternative for generating specific data product o Approach "only" transforms output o Query is against original dataset XSLT Engine Custom XSL Transform GML 2.X/3.X Plain text Custom XML HTML KML 2.3.x
- 42. geoserver.org WCS 2.0 • Congrats OGC o Core protocol has been simplified o Additional Functionality Supplied by Profiles o Finally a version of WCS users will love • GeoServer Web Coverage Service o WCS 2.0 Implementation • Community Modules o NetCDF Support o Earth Observation Profile o REST extension to manage mosaic Com
- 43. geoserver.org NetCDF support • NetCDF-CF support • Both input (WMS/WCS) • And output! (WCS) • Tested on a number of sources o Polyphemus/Ascat/Gome/IASI/MSG2 Com
- 47. geoserver.org GeoWebCache • Disk Quota and Disk Quota Clustering 2.3.x GWC 1 GWC N Quota DB Tile storage Load balancer …
- 51. geoserver.org Scripting (processes and more) Python Groovy JavaScript Ruby JSR-223 Com
- 53. geoserver.org CSW Architecture 2.4.x CSW MODULE GetCapabilities DescribeRecord GetDomain GetRecord CatalogStore (Pluggable) Internal GeoServer layers Read records from file system Legacy catalog Write your own!
- 54. geoserver.org Simple Store • Dublin Core XML Files 2.4.x Simple store Dublin core XML files with Dublin core records
- 55. geoserver.org Internal CatalogStore • Configure Layers with minimal metadata 2.4.x Configured layer: name, title, abstract, minimal metadata Configured layer Configured layer … GeoServerInternal CatalogStore ISO 19115 ISO 19119 ISO 19139 Dublin core …
- 56. geoserver.org CSW Metadata Mapping 2.4.x @fileIdentifier.CharacterString=id identificationInfo.AbstractMD_Identification.citation.CI_Citation.title.CharacterString=title identificationInfo.AbstractMD_Identification.descriptiveKeywords.MD_Keywords.keyword .CharacterString=keywords identificationInfo.AbstractMD_Identification.abstract.CharacterString=abstract $dateStamp.Date= if_then_else ( isNull("metadata.date") , 'Unknown', "metadata.date") hierarchyLevel.MD_ScopeCode.@codeListValue='http://purl.org/dc/dcmitype/Dataset' $contact.CI_ResponsibleParty.individualName.CharacterString='GeoServer' @identifier.value=id title.value=title creator.value='GeoServer Catalog' subject.value=keywords subject.scheme='http://www.digest.org/2.1' abstract.value=abstract description.value=strConcat('description about ' , title) date.value="metadata.date" type.value='http://purl.org/dc/dcmitype/Dataset' publisher.value='GeoServer' Configurable property mapping ISO Dublin Core
- 59. geoserver.org Assorted Extensions More Optional GeoServer functionality
- 60. geoserver.org Importer – Easy GeoServer Setup 2.4.x
- 61. geoserver.org Importer – Select Files 2.4.x
- 62. geoserver.org Importer – Publish • Style is Generated for Each Layer • Optional Actions for Common Tasks 2.4.x
- 63. geoserver.org INSPIRE • WMS and WFS Extension 2.3.x
- 64. geoserver.org Monitor • Collect Status on GeoServer use • Monitor Query API o REST API producing Excel, CSV, ZIP 2.3.x GeoServer WMS WFS WCS Monitor Core Monitor Hibernate Database clients web services Monitor Query API
- 66. geoserver.org Earth Observation • Web Coverage Service 2.0 Profile o Coverage datasets group coverages, avoid large caps documents o DescribeEOCoverageSet drill into contents o DescribeCoverage Earth Observation metadata, time support, sensor description • Web Map Service EO profile Com
- 67. geoserver.org Earth Observation Wizard • Quickly build WMS EO compliant groups o Browse/Footprints/Parameters/Flags Com
- 68. geoserver.org GeoTools Improvements • GeoTools raster API overhaul o Improved Access to Rich Raster Content o NetCDF • GeoTools Feature Collection / Bounds o Support 3D Coordinate Reference Systems via WMS o Straight Quality Assurance Run • Native Geometry for SQL Server 2.4.x