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Automate checking your integration flows with CPILint
- 1. ©KMD©KMD 1 Automate checking your integration flows with CPILint
- 2. ©KMD©KMD INTERNT KMD A/S WHO AM I? 2 _Morten Wittrock _SAP Mentor _SAP Inside Track Copenhagen co-organizer _Architect at SAP partner KMD in Denmark _SAP PRESS author _I blog at https://people.sap.com/mortenw _Twitter: @mwittrock
- 3. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S WHAT IS CPILINT? 3 _ A new open source tool developed by yours truly _ Let’s break down the name: _ CPI: SAP Cloud Platform Integration _ Lint: A tool that detects programming errors, bugs, stylistic errors, and suspicious constructs _ You may know other linters like ESLint (JavaScript) and abaplint (ABAP) _ So: CPILint is a linter for Cloud Integration _ Or: A tool that lets you automatically check your integration flows against a number of different rules
- 4. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S WHAT IS CPILINT? 4 _ The rules cover adapters, security, mappings, best practices etc. _ You choose the rules that make sense in your situation _ The tool reports integration flows that break your chosen rules _ You can schedule the tool to run continuously _ Think of the CPILint rules as executable development guidelines
- 5. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S CPILINT IS OPEN SOURCE 5 _ What does that mean? _ First, you have access to the complete source code _ On GitHub and included in every CPILint release. _ Want to learn how the tool works? You can. _ Second, the license allows you to modify the code _ CPILint is released under the MIT License. _ Want to change or add something? Go right ahead.
- 7. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S HOW DOES IT WORK? 7 _ Rules are at the core of CPILint _ The rules inspect integration flow artifacts _ The artifact contains: _ Metadata _ Resources (such as scripts, XML Schema files etc.) _ The iflow BPMN2 XML document _ Some rules only inspect resources _ But most examine the iflow XML
- 8. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S HOW DOES IT WORK? 8
- 9. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S HOW DOES IT WORK? 9 _ Some rules only look at a single iflow artifact _ Other rules inspect all iflow artifacts _ If an iflow breaks a rule, an issue is created _ The issue contains all the information you need to do something about the problem _ Like: _ Which iflow _ Which channel, mapping step etc. _ Which resource
- 10. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S HOW DOES IT WORK? 10 _ At the moment, all issues are echoed to the console _ Future possibilities: _ Add the issue to an incident tracking system _ Log the issue to a file _ Post the issue to e.g. a Slack channel
- 11. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S RULES: DEVELOPMENT 11 _ Allowed / disallowed scripting languages _ Iflow description required _ Allowed / disallowed XSLT versions _ Java archives not allowed _ Allowed / disallowed mapping types _ XML and non-XML condition routers not allowed
- 12. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S RULES: SECURITY 12 _ Cleartext basic authentication not allowed _ Unencrypted data store writes not allowed _ CSRF protection required for sender HTTPS _ Unencrypted HTTP endpoints not allowed
- 13. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S RULES: CONNECTIVITY 13 _ Allowed / disallowed receiver adapters _ Allowed / disallowed sender adapters _ Matching ProcessDirect channels required _ Client certificate in sender channels not allowed
- 14. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S SYSTEM REQUIREMENTS 14 _ To install and run CPILint you will need: _ A Java 11 runtime _ To build the code you will need: _ A Java 11 JDK _ Apache Ant _ Apache Ivy
- 15. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S MY DEVELOPER TOOLS 15 _ Eclipse IDE _ Visual Studio Code _ Postman _ <oXygen/> XML Editor
- 16. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S WHAT DOES THE FUTURE HOLD? 16 _ First public demo at #sitWDF _ Beta test in Q1 2019 _ Care to join? Let me know after the session! _ 1.0 release in H1 2019
- 17. ©KMD©KMD INTERNT KMD A/S INTERNT KMD A/S SHOUTOUTS 17 Vadim Klimov Eng Swee Yeoh