Part 2 - OGC Network
Contents
1. GML SLD Tester The GML SLD Tester allows you to test your GML and OGC Styled Layer Descriptor files SLD The following form will then appear Test WFS request After filling in the URL and request hit the submit button Base URL XML request Templates Select a WFS Post template w In this WFS tester application you first need to paste the base URL to your Web Feature Service You can then select out of the Template dropdownbox which WFS operation or request you want to execute In function of your choice a specific XML sample will be loaded These XML samples are the bodies of WFS POST messages in which you need to replace certain parameters with values that are specific to your service Page 53 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 An in depth discussion of these requests can obviouly be found in the Web Feature Service and Filter Specifications of the OGC Some hints e Typically you first execute a WFS GetCapabilities request You can use the template as it is From the capabilities that are returned you need to note down the FeatureType names for further use e You then load the WFS DescribeFeatureType request template In this template you replace TYPE1 and or TYPE2 with valid TypeNames for your WFS Alternatively you can remove these elements From the DescribeFeatureType response you then need to note the propertyNames that are of2. The following form will then appear Page 44 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 Test WMS request After filling in the URL and request parameters hit the submit button Mandatory fields are marked with Base URL Service WMS Request Select option In this WMS tester application you first need to paste the base URL to your Web Map Service This is typically the URL of your Web Application ending with a question mark Note however that for some Web Map Service products for example ESRI ArcIMS you may need to add additional parameters after the to indicate the map service that you want to test You then need to append an additional key value pair to the base URL e g ServiceName MyService Leave the Service type unchanged to WMS You can then select out of the dropdownbox which WMS operation or request you want to execute Depending on your choice the window will update and show you the parameters that can be submitted Parameters that are mandatory are marked with an asterisks Typically you first execute a WMS GetCapabilities request When you select GetCapabilities from the dropdown listbox you will see two additional text boxes appearing where you can optionally specify the specific section out of the capabilities that you would want to retrieve or the UpdateSequence Number to retrieve a specific version of the Capabilities When you clic
3. The modified TEAM engine can be downloaded from http toolbox esrin esa int Download teamengine TEAMEngine2 zip 10 4 EO extension for WMS Reference Implementation The HMA T project has published a reference implementation for OGC 07 063 EO Extension for WMS The implementation will eventually be contributed to the MapServer source base The HMA T WMS for EO Profile uses two perl scripts a modified version of UMN Mapserver and PostgreSQL with PostGIS The default installation has the cgi bin directory at var www cgi bin mapserver at var mapserver and the sample data at var mapserver data If any of these locations change then the perl scripts and possibly the database will need to be altered to reflect the new locations The EO extension for WMS can be downloaded from http hma01_ infoterra co uk HMA T deliverable 2009 06 05 hma_deliverables tgz 10 5 Conformance test scripts The HMA T project makes available Conformance test language CTL scripts for various HMA specifications They are maintained on an SVN server managed by the Open Geospatial Consortium Page 39 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 The delivery of these scripts will come soon 10 6 Gl Cat Catalogue The Gl cat catalogue extensions from CNR IMAA provides an open source reference implementation of the Earth Observation Extension Package OGC 06 131 and the CIM Extension packa
4. Elevation i SLD WFS QueryLayers InfoFormat EPSG 4326 OutputFormat FeatureCount 1 x 0 J Y o Exceptions application vnd ogc se_xml Vendor specific parameters In addition the following parameters are to be filled Parameter Mandatory Description QUERY_LAYERS Y Comma separated list of one or more layers to be queried INFO_FORMAT Y Return format of feature information MIME type FEATURE_COUNT N Number of features about which to return information default 1 I Y i coordinate in pixels of feature in Map Coordinates Page 48 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 J Y j coordinate in pixels of feature in Map Coordinates 13 3 WCS Request Tester The SSE Portal offers you a tool for quickly checking the functionality of your Web Coverage Service and the connectivity of the SSE Portal to this service If you log on to the SSE Portal as service provider you find these tools by clicking on the software quick link In the page that is subsequently shown click on the Test Tools link Test Tools om Web Pages These allow to test the accessibility to WCS WMS WFS services and to aaa generate the configuration files for the WebMapViewer tool In the page that then appears select the WCS Request Tester Wizards mj WFS StyleSheet Wizard Z The WFS StyleSheet Wizard allows you to generate the styles
5. 13 1 GML SLD Tester Page 41 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 The SSE Portal offers you a tool for quickly checking the correctness of your GML Samples and Styled Layer Descriptor SLD files If you log on to the SSE Portal as service provider you find these tools by clicking on the software quick link In the page that is subsequently shown click on the Test Tools link Test Tools Web Pages These allow to test the accessibility to WCS WMS WFS services and to generate the configuration files for the WebMapViewer tool In the page that then appears select the GML SLD Tester Wizards WFS StyleSheet Wizard The WES StyleSheet Wizard allows you to generate the stylesheet files that configure the Web Feature Service client within the SSE Webmapviewer Testing WMS Request Tester The WMS Request Tester allows you to test the accessibility of your Web Map Service WES Request Tester The WFS Request Tester allows you to test the accessibility of your Web Feature Service WCS Request Tester The WCS Request Tester allows you to test the accessibility of your Web Coverage Service GML SLD Tester The GML SLD Tester allows you to test your GML and OGC Styled Layer Descriptor files SLD The following form will then appear Page 42 Testing Services Engineering Report Rassaa ehis xi S 2 GEOSS Architecture Implementation
6. gt lt string gt home toolbox request xml lt string gt lt setVariable gt lt dumpXML gt lt variable name fileName gt lt xmlRequest gt lt dumpXML gt lt addCleanupMarker value A_Marker gt lt cleanupProcedure gt lt cleanup marker A_Marker gt lt fileDelete gt lt variable name fileName gt lt fileDelete gt lt cleanup gt lt cleanup marker Another_Marker gt lt cleanupProcedure gt lt sequence gt Existence of the A_Marker marker ensures existence of the file named fileName lt removeCleanupMarker value A_Marker gt This tag removes a tag previously added It is used to mark a point of a script First Second Third whose achievement removes the need to execute the cleanup tag s associated with that marker EXAMPLE lt sequence xmIns http pisa intecs it mass toolbox xmlScript gt lt setVariable name fileName gt lt string gt home toolbox request xml lt string gt lt setVariable gt lt dumpXML gt lt variable name fileName gt lt xmlRequest gt lt dumpXML gt lt addCleanupMarker value A_Marker gt lt fileDelete gt lt variable name fileName gt lt fileDelete gt lt removeCleanupMarker value A_Marker gt lt cleanupProcedure gt lt cleanup marker A_Marker gt Page 62 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 lt fileDelete gt lt variable
7. default time or fixed time or no Page 51 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 time is de fined for the selected layer WIDTH WIDTH or RESX is required Width in grid points or pixels of the coverage HEIGHT HEIGHT or RESY is required Height in grid points or pixels of the coverage DEPTH DEPTH or RESZ is required Depth in grid points or pixels of the coverage RESX WIDTH or RESX is required Specific spatial resolution along the X axis of the reply CRS The values are given in the units appropriate to the axis RESY HEIGHT or RESY is required Specific spatial resolution along the Y axis of the reply CRS The values are given in the units appropriate to the axis RESZ DEPTH or RESZ is required Specific spatial resolution along the Z axis of the reply CRS The values are given in the units appropriate to the axis FORMAT Y Requested output format of Coverage Must be one of those listed under the description of the selected coverage EXCEPTIONS N The format in which exceptions are to be reported by the WCS default XML PARAMETER Optional if default values exist Request a range subset defined by constraining parameter PARAMETER The PARAMETER key is a variable string it must match the name of a parameter listed in the range set description of the selected coverage For instance band 1 5 3 e g radiance values in bands 1 5 3 age 0 18 e g c
8. defined in the text boxes at the bottom of the page Clears the map by removing all previously loaded Service Results Select the service result feature characterised by the identifier that is given in the text box to the right of the button Loads the GML String that is present in the text box to the right of the button If the GML can be understood by the WebMapViewer the map will update else an alert message will be shown Use this functionality for testing GML that adheres to the SSE Service Result GML Application schema Not for more general Simple Features GML Loads the GML String that is present in the text box to the right of the button If the GML can be understood by the WebMapViewer the map will update Page 43 xmins gml http www opengis net gml I GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 else an alert message will be shown Use this functionality for testing GML that is derived from for instance Web Features Services and that is compliant with the Simple Features Application Profile of GML After Applies the SLD string that is present in the text box to the right of the button If the SLD can be understood by the WebMapViewer the map will update else an alert message will be shown Apply SLD Startup WMS Context Before The Web Map Context string that determines which OGC WMS WFS WCS string SOS layers to show Overrides
9. do servicelId EB80A482 to open the service page 2 Click on Search 3 Select collection Classification Test Collection 4 Start Date Between Ist and 3rd January 2008 5 End Date Between 20th and 21st March 2008 6 Polarisation mode D 7 Polarisation channels HH 8 Minimum incidence angle greater than or equal to 60 9 Maximum incidence angle less than or equal to 70 10 Area of interest at least fully covering 29 16 as lower corner and 55 22 as upper corner part of Europe 11 Click on Search 12 2 results should appear you can click Metadata to view the details of the results Page 67 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 service ap support Test Portal GD Environment periment excellence Home gt Services gt Catalogue Search gt EbRIM SAR Product Catalogue Simulation SED RTE AND ANEGRHETION PROVISION EbRIM SAR Product Catalogue Simulation Related Resource Catalogue Search Type s 1 Bate and Information provision wrgaatzsuen Catalogue Search spacebel Abstract Aperture Radar cl Owner spacebel Keywords Ebrira Status testing Technology EbRIM Web Services XML Delivery Time 0 25 Days Price Fr Service Access No restriction Subscription Not supported Warranty Quality of Service This Catalogue is still in testing status 13 7 Test Skeleton The HMA Skeleton is a tool which
10. environment and a run time environment The run time environment is a web application which allows the deployment of SOAP interfaces compliant with the SSE ICD by means of some XML scripts which describe the operations that have to be done when the service is invoked The development environment is an Eclipse plugin which provides some tool to easily creates the TOOLBOX services editing its script files and resources The run time and development environment can be used separately The XML scripts can be created with any tool supporting XML or with a text editor the scripts have to be compliant to the XMLScript Schema 13 5 1 Integrate services into the SSE framework How to integrate services in the SSE framework can be found in the SSE ICD Here is provided an excerpt 1 Define the schema of the service to be integrated into the SSE The Service Provider should define the XML schema for his service To do that he has to answer to the following questions Page 54 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 o Does my service needs an Area Of Interest as input parameter o Does my service results contain geographical information to be displayed on a Web Map viewer o Does my service need a Request For Quotation function in order to give some information on price or on the different items available o What is the information needed by my service to be able t
11. the Web Map Context section in the Startup Config string Startup Config string Before The Configuration string that one can use for configuring the WebMap Viewer This can be exported from the WebMapViewer Configurator 13 2 WMS Request Tester The SSE Portal offers you a tool for quickly checking the functionality of your WMS service and the connectivity of the SSE Portal to this service If you log on to the SSE Portal as service provider you find these tools by clicking on the software quick link In the page that is subsequently shown click on the Test Tools link Test Tools Web Pages These allow to test the accessibility to WCS WMS WFS services and to generate the configuration files for the WebMapViewer tool In the page that then appears select the WMS Request Tester Wizards j WES StyleSheet Wizard Z The WFS StyleSheet Wizard allows you to generate the stylesheet files that configure the Web Feature Service client within the SSE Webmapviewer Testing WMS Request Tester The WMS Request Tester allows you to test the accessibility of your Web Map Service w WFS Request Tester The WFS Request Tester allows you to test the accessibility of your Web Feature Service WCS Request Tester N The WCS Request Tester allows you to test the accessibility of your Web Coverage Service GML SLD Tester The GML SLD Tester allows you to test your GML and OGC Styled Layer Descriptor files SLD
12. when a result is ready Thus the TOOLBOX RE implements a SOAP server as well as a SOAP client The TOOLBOX RE uses the WS Addressing protocol The approach used to build a configurable application that will help the Service Provider to easily convert its service into a SOAP based service is based on XML scripting In order to convert a legacy Service into a SOAP service suitable to be plugged into the SSE framework the Service Provider has to provide one or three XML scripting files These files will describe the operations needed to complete a request coming from SSE More details about the service XML Script s can be found in the section Tutorial The configuration of the TOOLBOX RE as well as the configuration and monitoring of the services occur through the TOOLBOX ADMINISTRATOR Web application coming with the TOOLBOX RE 13 5 1 2 Services and operations deployed on the TOOLBOX RE From the TOOLBOX RE perspective a service is a collection of operations Each operation is associated with one or several XML script files which must be valid according to the TOOLBOX XML scripting language schema depending on the mode the operation is published synchronous or asynchronous Further any operation is associated with a soapAction any HTTP request including a SOAP request for a certain operation must have the HTTP header SOAPAction set to that string value Each operation can be compliant with the SSE ICD and EOLI ICD or not This me
13. 40 10 Area of interest at least fully covering 29 16 as lower corner and 55 22 as upper corner part of Europe 11 Click on Search 12 2 results should appear you can click Metadata to view the details of the results Page 66 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report service Gp support CB environment iment excellence Date 05 08 2009 Home gt Services gt Catalogue Search gt EbRIM OPT Product Catalogue Simulation EbRIM OPT Product Catalogue Simulation Related Resource 6 Type s i Data and Information provision o izati Data Conversion services A EEA dai GIS Data Provision Services Catalogue Search spacebe eee TESS Darsatranaton Abstract This service is simulation of a mage product catalogue compliant to the HMA ICD OGC 06 131 osc THEMATIC SERVICES Catalogue Services Specification 2 0 Extension Package for ebRIM 3 SERVICES FOR DEMONSTRATION AND ISO TS 15000 3 Application PROTOTYPING Profile version 0 1 9 14 05 2008 The service supports optical HMA SERVICES classification Owner spacebel Keywords ebrim Status enabled Technology EbRIM Web services XML Delivery Time 0 25 Days Price Free No restriction Not supported Service Access Subscription Warranty Quality of Service Search 13 6 4 EOP Product Catalogue with SAR classification 1 Go to http services test eoportal org portal service ShowServiceInfo
14. GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 9 ESA SSE Environment as a gateway for Web Services The WEB Services developers implementing the OGC Standards and the HMA Best Practices can be supported by the SSE environment not only to test their services during the development phase but can also use the SSE to make them accessible to external users Two kinds of SSE portals are available The SSE test portal http services test eoportal org index jsp The SSE operational portal http services eoportal org The first portal is normally use for testing purposes while the latter is to make available an operational service to external users In order to do that the developer should be previously register on the SSE portal as service provider in order to be granted access and view its services published 10 ESA SSE Providing HMA Open Software In the frame of the HMA Project ESA is collecting a library of Open Software that could be reused by the GEOSS Initiative An entry point to this Open Software is provided at the following address e http wiki services eoportal org tiki index php page HMA 200pen 20S oftware The following collections of software are provided EO SPS Library e HMA Skeleton e TEAM ENGINE e EO extension for WMS Reference Implementation e Conformance test scripts e GI Cat Catalogue 10 1 EO SPS Library This open source proj
15. MES not titles as discovered from the capabilities Comma separated list of one rendering STYLE per requested layer Note that the WMS specification makes this mandatory but a lot of service implementations do not require this The Spatial Reference System SRS The Bounding Box corners expressed as minX minY maxX maxY in SRS units Width in pixels of map picture Height in pixels of map picture Output format of map Typically expressed as MIME type e g image png Page 46 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 TRANSPARENT N Background transparency of map TRUE or FALSE default FALSE BGCOLOR N Hexadecimal red green blue colour value for the background color default 0xFFFFFF TIME N Time value for the layer s ELEVATION N Elevation value for the layer s The format in which exceptions are to be reported by the WMS default XML SLD N URL of Styled Layer Descriptor as defined in SLD Specification WMS 1 1 1 SLD WMS URL of Web Feature Service providing features to be symbolized using SLD WMS 1 1 1 SLD WMS Vendor specific N Optional vendor specific experimental parameters Insert Key value pairs of parameters and values EXCEPTIONS N WES N You then can select GetFeatureInfo from the request dropdown box This will allow you to retrieve information about a specific point on the map Note that is an optional op
16. OX RE during the service creation describes the it must be 5 this file is automatically created by the TOOLBOX RE during the service creation if SOAP interface of provided to the service provider inserts all the required information see the service management the peat aad based the SSE section The file can be find on the TOOLBOX RE machine at the following URL on service schema during the 44 lt toMCAT_HOST gt TOMCAT_PORT TOOLBOX WSDL lt SERVICE_NAME gt lt SERVICE_NAME gt wsdl definition service where lt TOMCAT_HOST gt is the host where the TOMCAT hosting the TOOLBOX RE is registration Page 56 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Service allows the SSE to style handle the service sheet specific input and output parameters as defined in the service schema service describe s the XML operations script performed by the file s service deployed on the TOOLBOX RE it must be provided to the SSE during the service registration it must be provided to the TOOLBOX RE during the service creation 13 5 1 1 The TOOLBOX RE Date 05 08 2009 installed on Before providing this file to the SSE Portal the service provider must check whether this file has been correctly created by the TOOLBOX RE indeed if the machine hosting the TOOLBOX RE has not been well configured some HTTP address contained in the WSDL file might be wrong this file mu
17. Pilot Phase 2 Start Viewer Clear service results Select SR ID Date 05 08 2009 B QO Features aros Area Of Interest Features AC a Coverages B E Maps Cities WMS Streams WMS gt Rivers WMS Waterbodies WMS Coastlines WMS Borders WMS Builtup areas WMS Hillshading WMS Topography WMS A M yi Display Service results GML lt xml version 1 0 encoding UTF 8 gt lt featureCollection xmIns sr http www esa int xml schemas mass serviceresult xmins xsi http www w3 org 2001 XMLSchema instance xsi schemaLocation http www esa int xml schemas mass serviceresult http schemas gim be mass 3 0 serviceresult xsd gt lt gml boundedBy gt xmins http www esa int xml schemas mass serviceresult lt gml Box srsName EPSG 4326 gt lt gml coordinates gt 180 90 180 90 lt gml coordinates gt lt gml Box gt gml boundedBy gt lt gml featureMember gt lt sr Feature gt lt sr id gt SPACEBEL lt sr id gt lt sr tooltip gt Spacebel lt sr tooltip gt In this GML SLD tester application you have the following controls Control Name Before after starting Viewer Start Viewer N A Clear Service Results After Select SR Id After Display Service Result After GML Display WFS Features After GML Description Button that starts the WebMapViewer with the configuration string and or Web Map Context string that are
18. SE test portal at http services test eoportal org portal service ShowServiceInfo do serviceld FA 809080 12 ESA SSE Calibrated and Pre Classified EO Products for CAT 1 Users The European Space Agency has made available several EO services through the SSE portal http services eoportal org Page 40 service Gap support GED environment Home gt Services GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report 1 Data and Information provision services Contact Us Help Catalogue Search Most SSE services start with a search for available products images This subcategory offers just a direct access to the multi mission ESA and third party catalogues search function without any ordering capability ESA CAT 1 Services This category groups the set of SSE services dedicated to ESA CAT 1 users You can access these services simply using your Cat 1 username and password the same that you use to access the system EQOLI SA Satellite Image Dissemination The output of SSE services can now be disseminated using fast and reliable means such as the DDS Data Dissemination System Land use and land cover change are significant to a range of issues central to the study of global environmental change Land use and land cover changes driven by human activity have the potential to significantly affect food security and the sustainability of the wor
19. a TRUE boolean value This script should be used to check all operation condition before completing the execution This script shall always return a Boolean Page 58 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 type value Third script This script is used to create the response message to be sent back to the client This script shall return an XML type object Error script This script is executed every time the main script exits for an error This script should return an Interface specific error message to the client Depending on the situation the Toolbox Runtime Environment or Development Environment should show or ask for a subset of these files It is wrong to think that only those are the files associated to the operation since the software may supply automatically some of these files for those interfaces whose messages have a static structure e g HMA These automatically provided file have a predefined structured that peforms the task required e g sending back an acknowledge message 13 5 1 3 The XML scripts An XML script is an XML document which is valid according to the TOOLBOX XML scripting language schema This document contains the operations performed by the TOOLBOX RE The operations correspond to the tag elements of the grammar defined by the schema For synchronous operations the XML script must return an XML Document For SSE operations such XML Document
20. ans that the TOOLBOX RE can be used also to deploy services outside from the SSE framework Each service can support contemporary both SSE compliant and not SSE compliant operations Synchronous operations have a number of 2 scripts associated to them These must be provided in order to let Toolbox Runtime Environment execute all tasks The scripts are referred to with the following name and have these function First script Main script for the synchronous operation Executed as soon as the message is received This script shall return an XML type object Error script This script is executed every time the main script exits for an error This script should return an Interface specific error message to the client Asynchronous operation have a number of 6 scripts associated to them These must be provided in order to let Toolbox Runtime Environment execute all tasks The scripts are referred to with the following name and have these function Response builder script This script is executed as soon as the input message is received It creates the acknowledge message to be sent back Response Builder Error This script is executed every time an error occurs during the response builder script execution It is used to return an interface compliant error message to the client First script This is the first script executed just after the response builder It should be used to perform all main tasks Second script This script is executed until it return
21. e Type of URL provided WMS requires a getMap or getCapabilities URL and ArcIMS requires the hostname serviceName e validity Results on a validation test of the service URL 1 Successful validation test O Invalid validation test scoredTest Contains the scoring or health information of the service It has the following attributes e type Type of service test that will be used to generate a score for the overall service performance Contains the scores or health information of the service These scores are based upon the specific test indicated above in the scoreTest value It has the following attributes e currentSpeed Time in seconds that the service was able to respond to the testing request 0 45 Seconds 99 99 Service was not able to be tested e currentScore Service is provided a score between 1 100 based upon the ability to return results along with the speed of the service 0 100 Score 99 99 Service was not able to be tested and scored Test Contains the individual test results for each test performed on this service Contains the following attributes e type Defines the current test that was performed For example a WMS services can contain the following test results depending on which tests were performed httpServer getCapabilities generatedGetCapabilties getMap generatedGetMap e startTime Time the test was started Page 71 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Enginee
22. e account than the one used to login on the SSE Portal For the details concerning these operations see the online SSE user manual available following the help link on the SSE site chapters User Commands and Service Provider Commands 5 Design you service workflow this step only applies if your service is a chained service If your service is a basic service the default workflow can be used see next step o Download the Oracle BPEL Designer tool from the software section of the SSE Portal http services eoportal org portal DownloadUtil jsp while logged in as Service Provider o Design your workflow Page 55 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 6 Register your service on the SSE Portal In order to prepare your service registration on the SSE Portal you should define o the WSDL file describing your service based on your service schema definition The WSDL file will be automatically generated by the SSE Toolbox RE This step applies only if your service is a basic service o the style sheet that will allow to handle your service specific input and output parameters as defined in your service schema When these files are ready you can register your service based on the SSE Portal In the service registration form set the status of your service to testing so that only you can order the service If your service is a basic serv
23. ect aims at building a JAVA API and library to help the implementation of the Earth Observation Profile of the OGC Sensor Planning Service SPS The EO SPS library is downloadable at http code google com p eo sps library This open source project aims at building a JAVA API and library to help the implementation of the Earth Observation Profile of the OGC Sensor Planning Service SPS This EO SPS profile is defined by the European Space Agency ESA within the HMA project This library will provide implementers with an easy to use set of classes for parsing and writing task messages feasibility studies and acquisition status for space borne optical and radar earth observation instruments This project was initiated by Spot Image and relies on the OWS Service Framework also on Google Code The EO SPS demo page is available at the following address e ws spotimage com labs HMADemoPage htm Page 38 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 10 2 HMA Skeleton The HMA Skeleton is a tool which provides a configurable simulation framework to simulate HMA or other Web services and to test HMA compliant and OGC compliant client applications It allows defining response messages and associating response files to incoming request messages using XPath expressions The tool also contains a simple user interface to send requests to either the skeleton back end or another HMA co
24. ehavior any time a request arrives is reported in the following table Page 59 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 synchronous The TOOLBOX RE executes the XML script corresponding to operations the operation and returns the response as built in the script if no error occurs in the same HTTP exchange If the execution exits with an exception the error script is executed asynchronous operations The TOOLBOX RE returns an acknowledgment response to the client This message is created executing the Response builder script Start executing the First script If the First script is successful the Second script is executed If the Second script is executed If no error occurs the Second Script is executed until it returns true If the Second script successfully returns true the TOOLBOX RE executes the Third script and sends the response as built in the script to the client In all these cases if an exception is thrown the global error script is executed creating an error message to be sent back to the client For examples of services to deploy to the TOOLBOX RE see the section Tutorial 13 5 1 5 XML script execution persistence of variables and cleanup mechanism For asynchronous operations the TOOLBOX supports the persistence of some types of variable among the executions of the three XML scripts related to the same request identified by the me
25. eration that not all Web Map Servers do support and not necessarily on all layers as this is typically only used for vector data stores e To find out whether a Web Map Service supports the GetFeatureInfo operation check within the GetCapabilities whether a element appears under the section To find out whether the GetFeatureInfo operation is supported for a particular layer check the queryable attribute for this layer in the WMS Capabilities After selecting GetFeatureInfo from the request dropdown box you will see a number of new text boxes appearing that you need to fill with appropriate values Note that you will also see the parameters that were required when specifying the GetMap requests this is because a partial copy of the Map request parameters that generated the map for which information is desired needs to be submitted Page 47 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 Test WMS request After filling in the URL and request parameters hit the submit button Mandatory fields are marked with Base URL Service wms Request GetFeatureInfo M Version 1 0 0 Layers Styles sRs EPSG 4326 BBox minx miny maxx maxy Width 500 Height 500 Format image png Transparent E i i p l E BGColor Time
26. ervice provider to specify the wished status in case of failure of a script This mechanism foresees the use of three XML Script tags lt cleanupProcedure gt The lt cleanupProcedure gt tag is a sequence of lt cleanup lt cleanup gt tags marker Marker_One gt Any lt cleanup gt tag encloses an element containing the operation s to be executed in case of failure If the optional marker attribute is specified the execution is subordinated to the existence of such marker see lt addCleanupMarker gt and lt removeCleanupMarker gt otherwise the execution occurs in any case lt cleanup gt lt cleanup marker Marker_Two gt lt cleanup gt lt cleanup marker Marker_Three gt lt cleanup gt lt cleanupProcedure gt lt addCleanupMarker value A_Marker gt It is used to mark a point of a script whose achievement is required by the execution of the related lt cleaunup gt tag For example let s suppose the deletion of a file created during the execution of the First script is wished in case of failure the execution of the lt cleanup gt tag deleting that file must occur only if the file was created i e the failure occurred after its creation EXAMPLE of First script lt sequence xmlns http pisa intecs it mass toolbox xmlScript gt Page 61 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 lt setVariable name fileName
27. esources and files needed by the service if any Deploy of the service directly into the Toolbox RE e Execution or debug of one of the operations of the service e Visualization and inspection of the execution output The creation of a service project is done in Eclipse in the same manner a Java project is created Wizards lead the end user through the creation of the project and its structure Once created a new project already contains all operations files and schema set if an interface has been selected Scripts and resources documents can be edited through TOOLBOX DE using some available functionality that help the user validate the script an online validation is done while the user write the script warning him when errors are present find errors each error discovered through the process of validation is marked graphically insert tag or attributes through a list a list of possible tag or attribute is ginven to the user in order to select them graphically All editing features like Cut Paste amp Copy and Drag amp Drop available in XML editor an generally in editors can be found into the TOOLBOX DE Page 63 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 The TOOLBOX DE allows the final user to test one operation at time even if each TOOLBOX DE service project can contain a potentially unlimited number of operations If more than one operation have been created into a
28. esults service GD support GD environment riment excellence Home gt Services gt Catalogue Services gt EbRIM ATM Product Catalogue Simulation ERATA RND INFORMATION PROVISION EbRIM ATM Product Catalogue Simulation Related Resource Type s 4 HMA Services er 2 THEMATIC SERVICES Catalogue Services pe Abstract This service is simulation of a 3 SERVICES FOR DEMONSTRATION AND product catalogue compliant to the PROTOTYPING HMA ICD OGC 06 131 OGC Catalogue Services Specification 2 0 Extension Package for ebRIM ISO TS 15000 3 Application Profile version 0 1 9 14 05 2008 The service supports atmospheric classification Owner spacebel Keywords ebrim Status enabled Technology EBRIM Web Service XML Delivery Time 0 25 Days Price Free Service Access No restriction Subscription Not supported Warranty Quality of Service Search 13 6 3 EOP Product Catalogue with OPT classification 1 Go to http services test eoportal org portal service ShowServiceInfo do servicelId EB80A082 to open the service page 2 Click on Search 3 Select collection Classification Test Collection 4 Start Date Between Ist and 3rd January 2008 5 End Date Between 20th and 21st March 2008 6 Cloud cover percentage less than or equal to 50 7 Snow cover percentage less than or equal to 30 8 Illumination azimuth angle less than or equal to 90 9 Illumination elevation angle less than or equal to
29. ge OGC 07 038 for CSW ebRIM Application Profile Gl cat is an implementation of distributed catalog services made by ESSI Lab e Allows clients to discover and evaluate geoinformation resources over a federation of data sources e Allows different clients to use the service as it publishes different catalog interfaces A data provider can deploy his her own GI cat instance grouping together disparate data sources to accommodate his her user needs Gl cat features caching and mediation capabilities and can act as a broker towards disparate catalog and access services by implementing metadata harmonization and protocol adaptation it is able to transform query results to a uniform and consistent interface GI cat is based on a service oriented framework of modular components and can be customized and tailored to support different deployment scenarios Gl cat is downloadable from http zeus pin unifi it cgi bin twiki view Glcat 11 ESA SSE VIDEO TUTORIAL The European Space Agency has made available some HMA videos at http wiki services eoportal org tiki index php page HMA 20 Videos A first video http www youtube com watch v DvhJM2cw2T4 shows the basic concepts of Heterogeneous Mission Accessibility Another video http www youtube com watch v sjmZ3FoCeOE shows the HMA EO profile for WMS The interested reader can also access directly the HMA T Phase 2 demonstration of EO Profile of WMS on the S
30. hase 2 Testing Services Engineering Report Date 05 08 2009 Test WCS request After filling in the URL and request parameters hit the submit button Mandatory fields are marked with Base URL http ws spotimage com wes coverage Burma Service WCS i Fegjaestt v Version 1 0 0 Coverage ie cRs EPSG 4326 ResponseCRS E S BBox minx miny maxx maxy minz maxz Time timet time2 i Width 500 Height 500 Depth E Resx is 7 Resy Resz Format jpeg Exceptions lapplication vnd ogc se_xml E Parameter Vendor specific i parameters L 1 Either BBox or Time is required 2 Either Width Height and for 3D grids Depth or ResX ResY and for 3D grids ResZ are required The following parameters in addition to SERVICE VERSION and REQUEST are to be filled Parameter Mandatory Description COVERAGE Y Name of an available coverage CRS Y Coordinate Reference System in which the request is expressed RESPONSE_CRS N Coordinate Reference System in which to express coverage responses Optional as it defaults to the request CRS BBOX One of BBOX or TIME is The Bounding Box corners expressed as required minX minY maxX maxY minZ maxZ in CRS units TIME One of BBOX or TIME is Request a subset corresponding to the specified time required instants or intervals expressed in an extended ISO 8601 syntax Optional if a
31. heet files that configure the Web Feature Service client within the SSE Webmapviewer Testing WMS Request Tester The WMS Request Tester allows you to test the accessibility of your Web Map Service WFS Request Tester s The WFS Request Tester allows you to test the accessibility of your Web Feature Service GML SLD Tester The GML SLD Tester allows you to test your GML and OGC Styled Layer Descriptor files SLD The following form will then appear Test WCS request After filling in the URL and request parameters hit the submit button Mandatory fields are marked with Base URL Service WCS Request Select option v In this WCS tester application you first need to paste the base URL to your Web Coverage Service This is typically the URL of your Web Application ending with a question mark Note however that for some Web Map Service products for example ESRI ArcIMS you may need to add additional parameters after the to indicate the coverage service that you want to test You then need to append an additional key value pair to the base URL e g ServiceName MyService Leave the Service type unchanged to WCS You can then select out of the dropdownbox which WCS operation or request you want to execute Depending on your choice the window will update and show you the parameters that can be submitted Parameters that are mandatory are marked with an asterisks Page 49 GEOSS A
32. i http Avww w3 org 2001 XMLSchema instance gt lt sps sensorlD gt bad sensor id lt sps sensorlD gt lt sps DescribeGetF easibility gt Send Request Response esa HMA Skeleton version 2 0 build 0807091504 Hin Ae Log Help Select Service ordering_OGC 06 141_version 0 9 3 x Select Operation GetOptions Select Request Request lt l id GetOptions_06 xml 36 2008 06 23 13 48 16Z tnn gt lt GetOptions service OS version 1 2 0 xmIins http earth esa int hma ordering gt lt collectionld gt ESA EECF ENVISAT_ASA_IMx_xF lt collectionld gt lt identifier codeSpace codeSpace gt EN1 05121921114570 3322 Xl lt identifier gt lt identifier codeSpace codeSpace gt EN1 051219245645 72 3323 Xl lt identifier gt lt GetOptions gt GetOptions_06 Send Request Response 14 Annex Details on FGDC Service Status Checker SSC Web Service 14 1 Overview The Federal Geographic Data Committee FGDC provides a Service Status Checker SSC web service to validate test and score spatial web services It returns a set of summary and test diagnostic information about the tests performed on each service The web service can and will perform health tests on spatial services that provide access to geospatial metadata and data The service types include SERVICE TYPE STATUS WMS Available Now ESRI ArcIMS Available Now WFS Coming Soon Page 69 GEOSS Architecture Imple
33. ice in the service registration page select the default workflow for each operations implemented by your service Don t forget to specify if the operations are synchronous or asynchronous If your service is a chained service in the service registration page the workflow you have just deployed will appear in the workflow selection lists Select the workflow associated to each operations implemented by your service Don t forget to specify if the operations are synchronous or asynchronous For the details concerning these operations see the SSE tutorial following the help link on the SSE Portal Test your service on the SSE Portal Go to the SSE service directory and check that you can retrieve your service and the associated description Test the integration of your service with the SSE Portal by ordering your service following the different steps if applicable Search RFQ Order Publish your service When your service is operational you can change the status of your service to enable on the Service Update page In brief here is the file list required by the integration of a service within SSE service denines the itmust be this file must be created by the service provider schema structure and the provided to WSDL file content of the the SSE Help on creation can be found in SSE ICD payload of the during the SOAP messages service exchanged between registration the TOOLBOX RE and to the and the SSE TOOLB
34. interest to you e You then load the WFS GetFeature request template In there you need to replace TYPE1 with a valid typeName for your server The TYPE1 PROP1 indicates the attribute property that you want the WFS server to return You then need to specify a valid Filter statement in which you can have lots of variations If you want to use the template replace the Operator with a valid Filter operator as PropertyIsEqualTo replace TYPE PROP2 by a valid propertyName for your FeatureType and replace VALI with a realistic value for this propertyType e For using the Transactional operations you then load the WFS LockFeature and Transactional Insert Update Delete request templates with replacement of parameters as TYPE1 VALI ID1 with appropriate values for your WFS 13 5 SSE Toolbox The TOOLBOX has been developed under the SSE project SSE integrates service providers having variety of component models or middle ware suited for their different platforms or environments through XML i e using SOAP and WSDL transported over a variety of transport mechanisms i e IP HTTP and HTTPS Thus any service to be integrated within the SSE infrastructure must expose a SOAP interface described by a WSDL file according to the SSE Interface Control Document SSE ICD The TOOLBOX helps the service provider to convert its service in a SOAP based service compliant with the SSE ICD The Toolbox is composed by two application a development
35. k on submit either the Capabilities XML document or an exception will be shown in another browser window From the Capabilities response you can discover the following information that you need in order to construct valid GetMap requests The WMS Layer names The supported Coordinate Reference Systems The spatial extent of your service The supported image formats The names of the styles for each of these layers You then select GetMap from the request dropdown box You will see a number of new text boxes appearing that you need to fill with appropriate values Page 45 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 Test WMS request After filling in the URL and request parameters hit the submit button Mandatory fields are marked with Base URL Service Request Version Layers Styles SRS BBox Width Height Format Transparent BGColor Time Elevation SLD WFS Exceptions Vendor specific parameters WMS 1 0 0 CS ee EPSG 4326 minx miny maxx maxy 500 500_ image png OxFFFFFF application vnd ogce se_xml Gear The following parameters in addition to SERVICE VERSION and REQUEST are to be filled Parameter LAYERS STYLES SRS BBOX WIDTH HEIGHT FORMAT Mandatory Description Y Y Comma separated list of the WMS Layer NA
36. ld agricultural and forest product supply systems Data Conversion Data conversion services allow to convert raster as well as vector data into several different formats Other conversion services alow clipping an area of interest or generalising or resampling data GIS Data Provision Services These services help you in obtaining complementary GIS data for use within your EO applications This category includes metadata catalogs for discovery of suitable data products as well as online data access services 5 Satellite Image Processing These services provide access to satellite sensor data and various kinds of derived data such as digital elevation models etc Eventually data available via the INFEO meta catalogue may become accessible here A Oil Gas and Mineral Exploration Oil gas and mineral deposits are the raw materials that drive the global economy AS existing reserves dwindle ensuring an adequate supply for the future requires the exploration of frontier regions for new supplies Satellite data can map and identify large scale geological structures related to hydrocarbon and mineral deposits that ground based surveys may find more difficult to see Accessing the Data and Information provision services panel for example the user can access the ESA CAT 1 Services similarly accessing the Thematic Services the user can access the Land Management Services 13 Annex Details on ESA Tools
37. llowing URL http registry fgdc gov statuschecker services rest post php 14 7 Sample POST XML Request Requests through an XML POST method can be used to construct the SSC web service request Using the POST method allows multiple requests to be sent at one time rather than making individual GET requests for each service The lt service gt tags are repeated for each service to be tested The same request parameters are used but must be provided through an XML document The schema document for this service request is located at _http registry fgdc gov statuschecker services rest requestSchema xsd The following is a sample XML request to the SSC web service to test a WMS service and return the full response report in XML format lt request xmlns http registry fgdc gov statuschecker services rest gt lt formattype gt xml lt formattype gt lt requesttype gt full lt requesttype gt lt service gt lt url gt http map ngdc noaa gov wmsconnector com esri wms Esrimap nos_hydro request getcapa bilities amp Service wms amp version 1 1 1 lt url gt lt type gt wms lt type gt Page 72 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 lt service gt lt request gt A sample form can be used to create XML POST requests to the SSC web service can be found at the following URL http registry fgdc gov statuschecker services rest post php 14 8 Sample XML Re
38. mentation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 Z39 50 Coming Soon Web Accessible Folder WAF Coming Soon CSW Planned WCS Planned ESRI ArcIMS Metadata Planned SOS Planned 14 2 How do I get started The SSC web service can operate in 2 different modes live or historical test Each mode is described below e Live Testing Mode Requests can be made to the SSC web service and it will perform real time tests on each service and immediately return the results This document will describe the Live Testing mode of the SSC service e Historical Testing Mode Catalogs can provide their service lists to the SSC system and have it perform daily batch testing of all services These results are saved in a database for quick retrieval and usage Note The U S Geospatial One Stop GOS portal currently implements this method for providing a score for its search results 14 3 Request URL The SSC web service is a HTTP based service The web service is located at the following location http registry fgdc gov statuschecker services rest index php 14 4 Live Testing Requests Live testing requests can be constructed through GET or POST XML requests The following parameters are used to construct testing requests to the SSC web service REQUEST DESCRIPTION REQUIRED DEFAULT PARAMETER VALUE url Provide the URL of the service to be tested Required type Required Type of se
39. mpliant server the address of which is preconfigured in the list of remote servers Details on the Skeleton tool are available at http wiki services eoportal org tiki index php page HMA Skeleton The software is downloadable at http delucia esrin esa int skeleton hma web Test jsp and also an on line help is available at http delucia esrin esa int skeleton hma web sum index htm The skeleton tool is also censed among the SSE tools at section 13 7 10 3 TEAM ENGINE The ERGO project has contributed various extensions to the open source TEAM engine which is used for conformance testing by the OGC Compliance amp Interoperability Testing amp Evaluation CITE is an ongoing initiative of the OGC that develops tests for OGC standards and makes those tests available for online testing on http cite opengeospatial org In the framework of the ERGO project Intecs is updating the TEAM Engine to support the SOAP based HMA catalogue interfaces The following functionalities have been added e Support for SOAP synchronous operations SOAP parser The resulting extension is not to be considered as the official TEAM Engine release The approach used in the ERGO project is to be discussed at OGC level The implementation is compliant with the new CTL specification which is now an OGC Best Practice document The document can be downloaded from http portal opengeospatial org files artifact_id 33085 amp version 1
40. name fileName gt lt fileDelete gt lt cleanup gt lt cleanup marker Another_marker gt lt cleanupProcedure gt lt sequence gt In this case the send script itself foresees the deletion of the file named fileName if the failure occurs after the deletion the cleanup tag marked with A_Marker must not be executed For asynchronous operations a marker created in a script can be used also in the other script 13 5 1 6 Writing an XML script using TOOLBOX DE Any XML or Text editor can be used to write a valid TOOLBOX XML script to deploy into the TOOLBOX RE To reduce the development time the TOOLBOX DE can be used to create XML scripts exploiting built in features like graphical vs textual visualization tag suggestion online validation The TOOLBOX DE is an Eclipse plugin wirtten in Java that extends some already existing functionality of the IDE itself and some other exported by the WTP plugin Coming functionality provided by future versions of Eclipse WTP or TOOLBOX will be available to already installed TOOLBOX DE through powerful and easy to use upgrade procedures Built over the Eclipse functionality upgrade an already existing installation of the TOOLBOX DE is an easy and fast task that removes also the problem of dependecy check and download A common development path using the TOOLBOX DE follows these few points e Creation of a service project e Definition of all scripts logic e Import of all r
41. o answer to an RFQ or an Order request o What is the result of the RFQ and the Order o For each operation is my system able to return immediately synchronous communication the response and does it need some time to process the request asynchronous communication The answer to all these questions should be formalized in the XML service schema following the conventions described in the current document SSE ICD 2 Select one of the integration mechanisms provided by the SSE TOOLBOX RE this step applies only to basic services integration See below 3 Integrate the Service with the Toolbox RE this step applies only to basic services integration According to the selected integration mechanism and the service schema o Install the SSE TOOLBOX RE o Create the XML scripts describing the operations the TOOLBOX RE must perform any time it receives a request incoming from the SSE portal o Configure the SSE TOOLBOX RE to integrate the service o If needed implement the glue between the TOOLBOX RE and the service 4 Become a Service Provider If you are not yet a registered user go on the SSE Portal o Register yourself on the SSE Portal o Login on the SSE Portal o Update your profile and apply to become a Service Provider o After the SSE administrator e mail confirmation register your company on the SSE Portal o From now you can follow the Monitor Orders link to login into the Oracle Workflow monitoring tool using the sam
42. o http services test eoportal org portal service ShowServiceInfo do serviceld E180C580 to open the service page 2 Click on Search Select collection Classification Test Collection Start Date Between Ist and 3rd January 2008 End Date Between 20th and 21st March 2008 Area of interest at least fully covering 29 16 as lower corner and 55 22 as upper corner part of Europe Click on Search 10 results should appear you can click Metadata to view the details of the results Click on each result to view details of each product item OMAAIHNM FW Page 64 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 service GD support GED environment iment excellence Home gt Services gt Catalogue Search gt EbRIM EOP Product Catalogue Simulation Related Resourcets Type s 1 Data and Information provision l services Organization Catalogue Search _spacebel k Abstract This service is simulation of a product catalogue compliant to the HMA ICD OGC 06 131 OGC THEMATIC SERVICES Catalogue Services Specification 2 0 Extension Package for ebRIM SERVICES FOR DEMONSTRATION AND so TS 15000 3 Application PROTOTYPING Profile version 0 1 9 14 05 2008 Owner spacebel AGERE Keywords ebrim catalogue Status enabled Technology Delivery Time 1 0 Days Price Free Service Access No restriction Subscription Not s
43. om esri wms Esrimap Deck41 Version 1 1 1 amp amp Reque st GetMap amp amp Service W MS amp amp BBOX 180 0085233114 90 0164805583 179 9910611376 89 9833 1 16662 amp amp FORMA T image png amp amp SRS EPSG 4326 amp amp Layers emdark amp amp Height 250 amp amp Width 250 amp amp Styles lt input gt lt output type Success gt 1 lt output gt lt test gt lt service gt lt response gt 14 9 Support amp Community The SSC web service is being developed and maintained by the U S Geographic Data Committee FGDC Please direct all questions to Michelle Anthony at anthony usgs gov Page 73 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 Page 74
44. ounts of people with ages under 18 yrs Optional if the chosen range component has default values for the parameter Vendor specific N Optional vendor specific experimental parameters Insert Key value pairs of parameters and values 13 4 WFS Request Tester The SSE Portal offers you a tool for quickly checking the functionality of your WFS service and the connectivity of the SSE Portal to this service If you log on to the SSE Portal as service provider you find these tools by clicking on the software quick link In the page that is subsequently shown click on the Test Tools link Test Tools Web Pages These allow to test the accessibility to WCS WMS WFS services and to generate the configuration files for the WebMapViewer tool In the page that then appears select the WFS Request Tester Page 52 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 Wizards WFS StyleSheet Wizard The WFS StyleSheet Wizard allows you to generate the stylesheet files that configure the Web Feature Service client within the SSE Webmapviewer WMS Request Tester ee The WMS Request Tester allows you to test the accessibility of your Web Map Service WFS Request Tester The WFS Request Tester allows you to test the accessibility of your Web Feature Service WCS Request Tester The WCS Request Tester allows you to test the accessibility of your Web Coverage Service
45. provides a configurable simulation framework to simulate HMA or other Web services and to test HMA compliant and OGC compliant client applications It allows defining response messages and associating response files to incoming request messages using XPath expressions The tool also contains a simple user interface to send requests to either the skeleton back end or another HMA compliant server the address of which is preconfigured in the list of remote servers An online preinstalled version of the skeleton is available here http delucia esrin esa int skeleton hma web Test jsp On line help is available here http delucia esrin esa int skeleton hma web sum index htm gt esa HMA Skeleton version 2 0 build 0807091504 HMA Log Help Select Service catalogue OGC 06 131 version 0 1 9 Select Operation GetRecords Select Request GetRecords_Nominal_SAR Request lt l Id GetRecords_Nominal_SAR xml 36 2008 06 23 13 48 16Z tnn gt lt GetRecords maxRecords 10 outputFormat outputSchema urn oasis names tc ebxml regrep xsd rim 3 0 requestld resultType results service CSVWV startPosition 1 version 2 0 2 xmins http Avww opengis net cat csw 2 0 2 xmins aoi http Avww esa int xml schemas mass aoifeatures xmins gml http Avww opengis net gml xmIns ogc http Avww opengis net ogc xmins rim urn oasis names tc ebxml regrep xsd rim 3 0 xmiIns serviceNs http Avww esa int sse_ebrim xmIns
46. rchitecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 Typically you first execute a WCS GetCapabilities request When you select GetCapabilities from the dropdown listbox you will see two additional text boxes appearing where you can optionally specify the specific section out of the capabilities that you would want to retrieve or the UpdateSequence Number to retrieve a specific version of the Capabilities When you click on submit either the Capabilities XML document or an exception will be shown in another browser window From the Capabilities response you can discover the WCS coverage names with some other metadata that you can then use for submitting DescribeCoverage requests Once you know the coverage names select DescribeCoverage from the request dropdown box You will see a new box appearing where you can specify the coverage name Test WCS request After filling in the URL and request parameters hit the submit button Mandatory fields are marked with Base URL Service WCS Request DescribeCoverage v Version 1 0 0 Coverage 071215_J_251_3180 Submit After analysing the DescribeCoverage results and noting down the envelopes BBOX the available bands and times the supported response CRS formats and interpolation methods select GetCoverage from the request dropdown box You will see a new set of boxes appearing Page 50 GEOSS Architecture Implementation Pilot P
47. represents the response to be sent back to the SSE and must be valid according to the service schema What a script returns depends on the root tag contained in it to know what a tag returns please see the Tag documentation For asynchronous operations the First script can return everything the Second script must return a Boolean value true false the Third script must return an XML Document 13 5 1 4 Request processing The TOOLBOX RE distinguishes the service recipient of a request by the URL the request is sent to Indeed a request for a service deployed on the TOOLBOX RE with the name of MyService must be sent to the following URL http lt HOST_ADDRESS gt TOOLBOX services MyService where lt HOST_ADDRESS gt depends on the way the machine hosting the TOOLBOX RE is visible from the network Further the TOOLBOX RE recognizes the requested operation from the HTTP SOAPAction header contained in the HTTP message sent to the URL above Thus what the TOOLBOX RE performs when it receives a SOAP request is 1 to extract from the URI the name of the service the request is addressed to 2 to extract the value of the HTTP header SOAPAction 3 to execute the script s the service provider has associated to that SOAP Action for the addressed service Step 3 depends on the way the operation associated with the extracted SOAP Action is deployed i e in synchronous or in asynchronous mode The description of the TOOLBOX RE b
48. ring Report Date 05 08 2009 e endTime Time the test ended Input Contains information related to the inputs that were provided to the testing process Some of the most common inputs include e URL Defines the provided URL that was used to perform the current test output Contains information related to the outputs or results returned from the testing process Some of the most common outputs include e success Reports the result of the current test 1 success 0 failure 99 99 not tested e error Reports any errors returned by the current test 14 6 Sample GET Request Requests through HTTP GET can be easily constructed through URLs that can work in your browser through the command line or within your code All GET requests start with the hostname and base path of the SSC service followed by a question mark The remainder of the URL is followed by the actual request parameters which take the form of argument value syntax and are separated by the ampersand amp The following example URL makes a request to the SSC service to test a WMS service from NOAA and have the results returned in HTML format http registry fgdc gov statuschecker services rest index php url http map ngdc noaa gov wmsconnector com esri wms Esrimap nos_hydro request getcapabilities amp Service wms amp version 1 1 1 amp type wms amp formattype html Examples of GET requests to the SSC web service can be found at the fo
49. rvice to be tested wms and image Required only accepted at this time testtype Type of tests to be performed on the service Optional all requesttype Determines if full or brief report is returned full will return Optional full all summary and specific test information brief will return only the summary information formattype Out format of the web service response Accepted values are Optional xml xml or html 14 5 Live Testing Response Fields The SSC web service returns an XML document describing the validation scores and test results performed by the SSC system The schema document for this service response is located at Page 70 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 http registry fgdc gov statuschecker services rest responseSchema xsd The following information is returned from the SSC web service RESPONSE DESCRIPTION FIELD service Contains all the service testing results from the SSC web service for that specific service It has the following attributes e type Type of service tested e date Date and time that the tests were performed summary Contains a summary of the service tested the validation of the service URL and the scoring results providedURL Contains information about the provided service URL and how it was tested to be valid It has the following attributes e typ
50. service project it is possible to run and debug them singularly creating a launch configuration for each one A normal execution run of an operation is done quickly clicking on a launch configuration on the Run submenu When running an operation the Toolbox DE connects to the Toolbox RE and starts the execution sending an input message The output of the execution is stored on the project directory and can be inspected as a text or an XML file A debug execution of an operation is done quickly clicking on a launch configuration on the Debug submenu When debugging an operation the Toolbox DE connects to the Toolbox RE activating the debug mode and starting the execution sending an input message The execution of operation is stopped each time a breakpoint previously set and transferred to the RE is hit When this happens the user can view the execution stack and inspect all variables name type and value as stored into the Toolbox RE Each time the engine stops the stack frame and the variable view are refreshed When the execution ends the output is stored on the project directory and can be inspected in offline mode 13 6 Dedicated Test Clients Test OGC 06 131 version 0 1 9 Catalogue Simulation Service from the Test SSE Portal The Catalogue simulation service version 0 1 9 can be tested via the Test SSE portal interface The following steps help to run a typical test case 13 6 1 EOP Product Catalogue with no classification 1 Go t
51. sponse The following is a sample XML response from a SSC web service request to a WMS service lt xml version 1 0 gt lt response xmlns http registry fgdc gov statuschecker services rest xmlns xsi http www w3 org 200 1 XMLSchema instance xsi schemaLocation http registry fgdc gov statuschecker services rest gt lt service type wms date 2009 06 03 15 42 18 gt lt summary gt lt providedURL type getCapabilities validity 1 gt http map ngdc noaa gov wmsconnector com esri wms Esrimap Deck4 request getcapabilities amp amp S ervice wms amp amp version 1 1 1 lt providedURL gt lt scoredTest type getMap gt lt performance type currentSpeed gt 1 80 lt performance gt lt performance type currentScore gt 98 60 lt performance gt lt scoredTest gt lt summary gt lt test type httpServer startTime 15 42 16 endTime 15 42 16 gt lt input type URL gt http map ngdc noaa gov lt input gt lt output type Success gt 1 lt output gt lt test gt lt test type getCapabilities startTime 15 42 16 endTime 15 42 16 gt lt input type URL gt http map ngdc noaa gov wmsconnector com esri wms Esrimap Deck4 1 request getcapabilities amp amp S ervice wms amp amp version 1 1 1 lt input gt lt output type Success gt 1 lt output gt lt test gt lt test type getMap startTime 15 42 16 endTime 15 42 18 gt lt input type URL gt http map ngdc noaa gov 80 wmsconnector c
52. ssageld contained in the SOAP Header of the SOAP message containing the request Within an XML script creation and manipulation of the variables occurs through the following two XML Script tags lt setVariable name variableName gt lt element returning an object gt Sets the variable named variableName with the value given by the enclosed element lt setVariable gt lt variable name variableName gt Returns the object stored in variable named variableName If nothing has been stored with that name it returns null So a variable defined in the First script can be referred e g in the Second Script Persistence concerns the following variable types e byte whose value is an integer number comprised between 27 and 27 1 Page 60 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 e short whose value is an integer number comprised between 215 and 215 1 e integer whose value is an integer number comprised between 231 and 231 1 e long whose value is an integer number comprised between 263 and 263 1 e float largest positive finite value 2 2 23 2127 smallest positive nonzero value 2 149 e double largest positive finite value 2 2 52 21023 smallest positive nonzero value 2 1074 e char 16 bit Unicode character e boolean true false e string e XML Document The TOOLBOX supports a cleanup mechanism allowing the s
53. sse http Avww esa int mass xmIns wrs http Avww opengis net cat Mwrs 1 0 gt lt csw Query typeNames rim ExtrinsicObject rim ExtrinsicObject_acquisitionPlatform rim ExtrinsicObject_dataLayer rim Association_acquisitionPlatAsso rim Association_dataLayerAsso rim Classification rim ClassificationNode xmins csw http Avwww opengis net cat csw 2 0 2 gt lt csw ElementSetName typeNames rim ExtrinsicObject gt full lt csw ElementSetName gt xl Send Request Response Page 68 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 k esa HMA Skeleton version 2 0 build 0807091504 HKAAe Log Help Select Service programming_OGC 07 018_version 0 9 5 v Select Operation DescribeGetFeasibility Select Request DescribeGetFeasibility_Bad_SensorID Ej Request lt l Id DescribeGetFeasibility_Bad_SensorlD xml 36 2008 06 23 13 48 16Z tnn gt lt Sample XML file generated by XMLSpy v2006 sp2 U http Avww altova com gt lt sps DescribeGetFeasibility service SPS version 0 9 5 xmins gml http Avww opengis net gml xmins sch http Avwww ascc net xml schematron xmins smil20 http Avww w3 org 2001 SMIL20 xmIns smil20lang http Avww w3 org 2001 SMIL20 Language xmIns sps http Avww opengis net sps eop xmins swe http Avww opengis net swe 1 0 xmins wns http Awww opengis net wns xmins xlink http Avwww w3 org 1999 xlink xmins xs
54. st be created by the service provider this file s must be created by the service provider Understanding of the service XML scripts can be found in the following sections The TOOLBOX RE is a configurable application that help the Service Provider to easily convert its service into a SOAP based service The TOOLBOX RE can be used to integrate different kind of services into the SSE infrastructure Different kinds of back end communication systems are foreseen e File exchange e File Transfer Protocol e Hyper Text Transfer Protocol e API support e Script support JDBC e SOAP e Email Furthermore the TOOLBOX RE provides an easy mechanism to convert the incoming XML files into other files based on XML or on a proprietary format or data structures suitable to be used for the communication with the back end systems According to the SSE ICD SSE supports both a synchronous and an asynchronous mechanism The TOOLBOX RE supports both the solutions e Synchronous in this solution the SSE Portal is a SOAP client and the TOOLBOX RE acts only as a SOAP server It only responds to SOAP requests The XML response is sent back to the SSE Portal during the same HTTP exchange Page 57 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 e Asynchronous in this solution the SSE Portal is a SOAP client as well as a SOAP server The service provider sends a SOAP message back to SSE
55. upported Warranty Quality of Service Search Clicking on Search button opens the following window service GE support CD environment ment excellence Home gt Services gt EbRIM EOP Product Catalogue Simulation gt Search EbRIM EOP Product Catalogue Simulation Search Collection R Ql y g Q Oo 2 w a KEA Layers Area of Interest el i x a a 2 Features 44 Test Collections O Coverages a0 Maps AS Cities WMS QS Streams WMS AD Rivers WMS ADS Waterbodies WMS A Coastlines WMS aD Borders WMS QD Builtup areas WMS fas Jun 2009 fis Jun 2009 13 6 2 EOP Product Catalogue with ATM classification 1 Go to http services test eoportal org portal service ShowServiceInfo do servicelId EB805C81 to open the service page Page 65 GEOSS Architecture Implementation Pilot Phase 2 Testing Services Engineering Report Date 05 08 2009 2 Click on Search 3 Select collection Classification Test Collection 4 Start Date Between Ist and 3rd January 2008 5 End Date Between 20th and 21st March 2008 6 Data layer species NO2 7 Data layer low location higher than 17000 8 Data layer high location lower than 30000 9 Area of interest at least fully covering 29 16 as lower corner and 55 22 as upper corner part of Europe 10 Click on Search 11 2 results should appear you can click Metadata to view the details of the r
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