EXCEEDS logo
Exceeds
Holger Partsch

PROFILE

Holger Partsch

Holger Partsch focused on security and maintainability in SAP/jenkins-library, where he engineered robust shell command sanitization across Jenkins pipeline scripts. By implementing comprehensive quoting and escaping for shell arguments in Groovy and Shell Scripting, he mitigated command injection risks in artifact versioning, NEO deployments, and npm configuration steps. His work included refactoring for readability and future security improvements, enhancing the CI/CD pipeline’s resilience against malicious inputs. Additionally, in openrewrite/rewrite-migrate-java, Holger delivered a targeted Java migration fix that rewrote Lombok getter references to record fields, expanding test coverage and improving type validation to ensure safer, automated code migrations.

Overall Statistics

Feature vs Bugs

33%Features

Repository Contributions

3Total
Bugs
2
Commits
3
Features
1
Lines of code
219
Activity Months3

Work History

July 2025

1 Commits

Jul 1, 2025

July 2025 monthly summary for openrewrite/rewrite-migrate-java focused on stabilizing and improving the Lombok to Record migration workflow. Delivered a targeted bug fix to correctly rewrite getter references when migrating Lombok @Value classes to Java records, along with expanded tests and enhanced type validation. The changes reduce post-migration manual edits, preserve behavior, and improve confidence in automated migrations across client codebases.

November 2024

1 Commits • 1 Features

Nov 1, 2024

Month 2024-11: Security hardening of Jenkins pipeline commands in SAP/jenkins-library. Implemented comprehensive quoting/escaping for all shell invocations across npm configuration, binary execution, and SonarQube steps, reducing command injection risk and improving pipeline robustness. Culminated with finalizing quoting changes in PR #5167 (commit d4e298464e978a5505e3673ef5db08b6dec94b03).

October 2024

1 Commits

Oct 1, 2024

October 2024 monthly summary for SAP/jenkins-library focusing on security hardening and maintainability. Implemented a critical fix to mitigate command injection risks by enforcing proper quoting of shell arguments across artifact set versioning and NEO deployments. This included refactoring for readability and maintainability to support future security improvements. Commit referenced: da609e1536e3ed1faf4bebd200f17ccb03681fdb with message 'Fix more potential command injection via quoting (#5164)'.

Activity

Loading activity data...

Quality Metrics

Correctness100.0%
Maintainability93.4%
Architecture86.6%
Performance73.4%
AI Usage20.0%

Skills & Technologies

Programming Languages

GroovyJava

Technical Skills

CI/CDCode MigrationCode RefactoringDevOpsJavaJenkins PipelineRefactoringSecurity HardeningShell ScriptingTesting

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

SAP/jenkins-library

Oct 2024 Nov 2024
2 Months active

Languages Used

GroovyJava

Technical Skills

Code RefactoringJenkins PipelineSecurity HardeningShell ScriptingCI/CDDevOps

openrewrite/rewrite-migrate-java

Jul 2025 Jul 2025
1 Month active

Languages Used

Java

Technical Skills

Code MigrationJavaRefactoringTesting

Generated by Exceeds AIThis report is designed for sharing and indexing