project-ncl/sbomer
Oct 2024 – May 2025
8 Months active
Languages Used
GoJavaGradleHTMLJavaScriptSQLTypeScriptXML
Technical Skills
API DevelopmentBackend DevelopmentEnd-to-end testingJSONJavaRESTful Services
Andrea Vibelli
PROFILE
Andrea Vibelli
Avibelli worked on the project-ncl/sbomer repository, delivering robust SBOM generation and advisory processing capabilities. Over eight months, Avibelli engineered features such as container image manifest enhancements, advisory-based SBOM traceability, and OpenTelemetry-based observability. Using Java, TypeScript, and SQL, Avibelli implemented backend services and UI improvements, enabling reliable manifest workflows and detailed inspection of SBOM data. The work included asynchronous processing, parallelization, and resilient error handling to improve throughput and reliability. Avibelli’s contributions addressed data integrity, compliance, and operational visibility, demonstrating depth in backend development, distributed tracing, and code maintainability while solving complex problems in software supply chain security.
Overall Statistics
Feature vs Bugs
66%Features
Repository Contributions
193Total
Bugs
43
Commits
193
Features
85
Lines of code
282,419
Activity Months8
Your Network
2571 people
Work History
May 2025
20 Commits • 2 Features
May 1, 2025May 2025 — project-ncl/sbomer: Delivered enhancements to advisory comment generation and extensive OpenTelemetry instrumentation across SBOMer components, enabling better visibility into failures. Fixed key SBOM processing issues including specific error messages, accurate retry reporting, and OOMKilled failure detection. Added guardrails to prevent manifest generation when essential advisory CPE data is missing, improving compliance and reducing wasted processing. These efforts improved reliability, debugging speed, and operational observability, demonstrating strong skills in instrumentation, error handling, and code quality improvements.
20 Commits • 2 Features
May 1, 2025May 2025 — project-ncl/sbomer: Delivered enhancements to advisory comment generation and extensive OpenTelemetry instrumentation across SBOMer components, enabling better visibility into failures. Fixed key SBOM processing issues including specific error messages, accurate retry reporting, and OOMKilled failure detection. Added guardrails to prevent manifest generation when essential advisory CPE data is missing, improving compliance and reducing wasted processing. These efforts improved reliability, debugging speed, and operational observability, demonstrating strong skills in instrumentation, error handling, and code quality improvements.
May 2025
April 2025
26 Commits • 13 Features
Apr 1, 2025April 2025 — Monthly summary for project-ncl/sbomer. Focused on delivering business value through reliability, performance, and observability improvements across SBOM generation, advisories processing, and client resilience. Key outcomes include the following features and fixes delivered in April: Key features delivered (highlights): - SBOMER-363: container variants in pedigree.variants now include sha256 hashes to ensure image provenance (commit cf9447d268effefa46a896839cd8efc52c92d633). - Exponential retry utilities for all clients with retry logging to improve resilience against transient upstream failures (commits 9d269fa34a54e6ee85f297f524c75c0c1cb3df5b; 2b193ef834cadcc56025ef03e61dd84f7149b185). - Kojiji image fetch parallelization: fetch images in parallel batches to reduce startup time and improve throughput (commit c5e8dd63372faa5b507d217b7f0562c98e8db7f8). - Ack UMB messages upon receival and process asynchronously; removed nacking to simplify flow and boost throughput (commits a5bfe3c53c2acfd657b40eb996f80a9d7763009c; 6552c5890cf022e0ed12ab631a59700816a6770c). - Observability and tracing enhancements: propagate MDCContext across services and tasks, refine MDC keys, and reintroduce traceId/parentId/spanId in logs; additional MDC logging simplifications (commits fdd87982a6d21f085fc2cf866026e9f2e2f18b02; 780298df0d76e2102ba0a7bb0dae845c4190a943; 3305ddef460067826a626815ba67f3b1255cc13d; 2214db91076018e982869bb57f9d8a517cc85317). Major bugs fixed (highlights): - PURL stability and parsing improvements: do not update invalid purls with release evidence identities; reduce severity of purl parsing errors when not critical (commits 8a97ff25781e6dafb3619abd13bd8275574413f0; 9144102d9459614438e9caacc45e6ad8f46cb2fb). - Errata Swagger example correctness: fix the Swagger example for Errata generation (commit 213af787c47aa2a24196d8cd2b16e047729523e5). - NVR generation gap in advisories: handle advisories where a NVR does not have a generation associated (commit 89670b3a3fe911e49ab08937f9f7a94f55ea1b99). - SQL: CALL should be a SELECT: fix (commit 55ea1a3cbca0b87aff406dab80642aa19ae7700a). - SBOMER-362: generate only once the same brewBuildId; remove productVersion metadata (commit d7aa84c81c8f4aab2b9c471e8f38a524583fe3cf). Overall impact and accomplishments: - Increased reliability, responsiveness, and throughput for SBOM generation and advisory processing. - Significantly improved observability with structured MDC-based logging and traceability across services. - Reduced manual intervention through asynchronous processing and robust retry mechanisms, enabling teams to ship faster with fewer incidents. Technologies and skills demonstrated: - Parallel processing and batch orchestration (Kojiji image fetch). - Client resiliency patterns: exponential backoff retries and retry logging. - Asynchronous messaging and improved UMB handling (acknowledgment, no nacking). - Advanced observability: MDCContext propagation, MDC key renaming, and traceability enhancements in logs. - Timeout and fault-tolerance improvements across REST and data-manipulation layers.
April 2025
26 Commits • 13 Features
Apr 1, 2025April 2025 — Monthly summary for project-ncl/sbomer. Focused on delivering business value through reliability, performance, and observability improvements across SBOM generation, advisories processing, and client resilience. Key outcomes include the following features and fixes delivered in April: Key features delivered (highlights): - SBOMER-363: container variants in pedigree.variants now include sha256 hashes to ensure image provenance (commit cf9447d268effefa46a896839cd8efc52c92d633). - Exponential retry utilities for all clients with retry logging to improve resilience against transient upstream failures (commits 9d269fa34a54e6ee85f297f524c75c0c1cb3df5b; 2b193ef834cadcc56025ef03e61dd84f7149b185). - Kojiji image fetch parallelization: fetch images in parallel batches to reduce startup time and improve throughput (commit c5e8dd63372faa5b507d217b7f0562c98e8db7f8). - Ack UMB messages upon receival and process asynchronously; removed nacking to simplify flow and boost throughput (commits a5bfe3c53c2acfd657b40eb996f80a9d7763009c; 6552c5890cf022e0ed12ab631a59700816a6770c). - Observability and tracing enhancements: propagate MDCContext across services and tasks, refine MDC keys, and reintroduce traceId/parentId/spanId in logs; additional MDC logging simplifications (commits fdd87982a6d21f085fc2cf866026e9f2e2f18b02; 780298df0d76e2102ba0a7bb0dae845c4190a943; 3305ddef460067826a626815ba67f3b1255cc13d; 2214db91076018e982869bb57f9d8a517cc85317). Major bugs fixed (highlights): - PURL stability and parsing improvements: do not update invalid purls with release evidence identities; reduce severity of purl parsing errors when not critical (commits 8a97ff25781e6dafb3619abd13bd8275574413f0; 9144102d9459614438e9caacc45e6ad8f46cb2fb). - Errata Swagger example correctness: fix the Swagger example for Errata generation (commit 213af787c47aa2a24196d8cd2b16e047729523e5). - NVR generation gap in advisories: handle advisories where a NVR does not have a generation associated (commit 89670b3a3fe911e49ab08937f9f7a94f55ea1b99). - SQL: CALL should be a SELECT: fix (commit 55ea1a3cbca0b87aff406dab80642aa19ae7700a). - SBOMER-362: generate only once the same brewBuildId; remove productVersion metadata (commit d7aa84c81c8f4aab2b9c471e8f38a524583fe3cf). Overall impact and accomplishments: - Increased reliability, responsiveness, and throughput for SBOM generation and advisory processing. - Significantly improved observability with structured MDC-based logging and traceability across services. - Reduced manual intervention through asynchronous processing and robust retry mechanisms, enabling teams to ship faster with fewer incidents. Technologies and skills demonstrated: - Parallel processing and batch orchestration (Kojiji image fetch). - Client resiliency patterns: exponential backoff retries and retry logging. - Asynchronous messaging and improved UMB handling (acknowledgment, no nacking). - Advanced observability: MDCContext propagation, MDC key renaming, and traceability enhancements in logs. - Timeout and fault-tolerance improvements across REST and data-manipulation layers.
March 2025
9 Commits • 4 Features
Mar 1, 2025March 2025 (project-ncl/sbomer): Delivered a suite of SBOM enhancements across SBOM generation, traceability, supplier metadata, and container hash integrity. Implemented across all PNC build types including SBT support, significantly improving ecosystem coverage and compliance. Key commits include 4760284a200a1792cdd477841aeab41bd896de0d (feat SBOMER-38: SBT builds), 68b1c03f04cac292473b580231eba1e7ba11a99b (chore: all PNC build types supported), 701e2de8d641ced4b3e7b9c9a85d47d11447ba68 (SBOM advisory IDs), 1f2d5eb7967410f81547563c55028a3a8320afa0 (patch manifests), 5782736b1d087652af44b16805a5904aaa678916 (redhat:advisory property in manifests), 4e53ee835a395755c9eb264b036b6cd4f6dc82b0 (Red Hat supplier metadata), 7ebb7658062863429bc1d0514308db0a1cec7415 (supplier script improvement), eff70eb7def2b77de5800a27e7d7e838f5bf1834 (container hashes), 5a8beae4fc561ccd5fd95945787568a3322f24b5 (script to add hashes).
9 Commits • 4 Features
Mar 1, 2025March 2025 (project-ncl/sbomer): Delivered a suite of SBOM enhancements across SBOM generation, traceability, supplier metadata, and container hash integrity. Implemented across all PNC build types including SBT support, significantly improving ecosystem coverage and compliance. Key commits include 4760284a200a1792cdd477841aeab41bd896de0d (feat SBOMER-38: SBT builds), 68b1c03f04cac292473b580231eba1e7ba11a99b (chore: all PNC build types supported), 701e2de8d641ced4b3e7b9c9a85d47d11447ba68 (SBOM advisory IDs), 1f2d5eb7967410f81547563c55028a3a8320afa0 (patch manifests), 5782736b1d087652af44b16805a5904aaa678916 (redhat:advisory property in manifests), 4e53ee835a395755c9eb264b036b6cd4f6dc82b0 (Red Hat supplier metadata), 7ebb7658062863429bc1d0514308db0a1cec7415 (supplier script improvement), eff70eb7def2b77de5800a27e7d7e838f5bf1834 (container hashes), 5a8beae4fc561ccd5fd95945787568a3322f24b5 (script to add hashes).
March 2025
February 2025
11 Commits • 1 Features
Feb 1, 2025February 2025 monthly summary for project-ncl/sbomer: Key features delivered include Yarn SBOM Generation Support, enabling SBOM generation for Yarn projects, routing Yarn builds to the CycloneDX tool and standardizing plugin usage across NPM and Yarn, simplifying configuration and improving consistency. Additional feature work includes improvements to SBOM manifest discovery reliability for Maven builds through centralization and robust file-system-aware discovery, and ongoing alignment with CycloneDX tooling.
February 2025
11 Commits • 1 Features
Feb 1, 2025February 2025 monthly summary for project-ncl/sbomer: Key features delivered include Yarn SBOM Generation Support, enabling SBOM generation for Yarn projects, routing Yarn builds to the CycloneDX tool and standardizing plugin usage across NPM and Yarn, simplifying configuration and improving consistency. Additional feature work includes improvements to SBOM manifest discovery reliability for Maven builds through centralization and robust file-system-aware discovery, and ongoing alignment with CycloneDX tooling.
January 2025
16 Commits • 2 Features
Jan 1, 2025January 2025 — Project SBOMER: Focused on delivering measurable business value through UI improvements, enhanced SBOM generation for Text-Only advisories, and data quality fixes. Key outcomes include a refined Request Event UI with a new API, tabbed views for request events and manifests, improved ID/label display, and conditional rendering to avoid empty tables; enabling Text-Only SBOM generation with advisory qualifiers, listener support, and feature flags; PURL sanitization and SBOM data quality fixes; and an SDKMan Java path compatibility fix to address a deprecation warning. Overall impact: faster, more accurate SBOMs, richer inspection capabilities, and smoother developer experience.
16 Commits • 2 Features
Jan 1, 2025January 2025 — Project SBOMER: Focused on delivering measurable business value through UI improvements, enhanced SBOM generation for Text-Only advisories, and data quality fixes. Key outcomes include a refined Request Event UI with a new API, tabbed views for request events and manifests, improved ID/label display, and conditional rendering to avoid empty tables; enabling Text-Only SBOM generation with advisory qualifiers, listener support, and feature flags; PURL sanitization and SBOM data quality fixes; and an SDKMan Java path compatibility fix to address a deprecation warning. Overall impact: faster, more accurate SBOMs, richer inspection capabilities, and smoother developer experience.
January 2025
December 2024
49 Commits • 31 Features
Dec 1, 2024December 2024 monthly summary for project-ncl/sbomer. Focused on delivering robust SBOM capabilities and reliable release manifest workflows, with a strong emphasis on business value, quality, and observability. Key features delivered: - Errata/advisory comments management: feature flags, agreed comments, and improved error handling for ignored events (commits SBOMER #192, flags, and related churn). - Container image manifest enhancements: bom-ref adjustments, release-time manifests, CycloneDX 1.6 parsing fixes, image index manifest, and Purl sanitizer (multiple SBOMER commits). - Release manifests and related workflows: feature flag to enable release manifests generation, saving and updating release manifests, status updates after generation, and AdvisoryReleaseEvent support for RPM manifests. - Maintenance, testing, and quality: updated manifest counts post-review, added unit/integration tests for release manifests and multi-container manifests, and documentation improvements (Javadocs). - Container info access: Pyxis client for container repository information and CatalogCommand for listing available commands. Major bugs fixed: - Catalog command converters fix and related parsing stability. - Certificate management: 2022/2024 certificate updates, CA trust adjustments, and path fixes. - Robust request handling: unknown advisory content types do not fail requests; ignore unknown properties; exclude current request from successful ones. - Release manifest post-generation cleanup: remove duplicated comments; fix value length for database export; fix path resolution for new certificates. - Reliability and observability improvements: Koji connection retry, reduced log verbosity, and enhanced logging for shipped live processing. Overall impact and accomplishments: - Faster, more reliable SBOM generation and release artifact delivery with improved compliance readiness and auditability. - Higher stability of manifest pipelines and reduced runtime failures due to better error handling and retry logic. - Improved observability and maintainability through better logging, Javadocs, and code hygiene. Technologies and skills demonstrated: - CycloneDX 1.6 parsing, Purl sanitizer, AdvisoryReleaseEvent, RPM manifests, and release manifest workflows. - Pyxis client integration and CatalogCommand. - Test-driven improvements and release artifact validation; certificate trust management and CI/log optimization. - Code quality improvements: refactoring, removal of duplicated code, and formatting.
December 2024
49 Commits • 31 Features
Dec 1, 2024December 2024 monthly summary for project-ncl/sbomer. Focused on delivering robust SBOM capabilities and reliable release manifest workflows, with a strong emphasis on business value, quality, and observability. Key features delivered: - Errata/advisory comments management: feature flags, agreed comments, and improved error handling for ignored events (commits SBOMER #192, flags, and related churn). - Container image manifest enhancements: bom-ref adjustments, release-time manifests, CycloneDX 1.6 parsing fixes, image index manifest, and Purl sanitizer (multiple SBOMER commits). - Release manifests and related workflows: feature flag to enable release manifests generation, saving and updating release manifests, status updates after generation, and AdvisoryReleaseEvent support for RPM manifests. - Maintenance, testing, and quality: updated manifest counts post-review, added unit/integration tests for release manifests and multi-container manifests, and documentation improvements (Javadocs). - Container info access: Pyxis client for container repository information and CatalogCommand for listing available commands. Major bugs fixed: - Catalog command converters fix and related parsing stability. - Certificate management: 2022/2024 certificate updates, CA trust adjustments, and path fixes. - Robust request handling: unknown advisory content types do not fail requests; ignore unknown properties; exclude current request from successful ones. - Release manifest post-generation cleanup: remove duplicated comments; fix value length for database export; fix path resolution for new certificates. - Reliability and observability improvements: Koji connection retry, reduced log verbosity, and enhanced logging for shipped live processing. Overall impact and accomplishments: - Faster, more reliable SBOM generation and release artifact delivery with improved compliance readiness and auditability. - Higher stability of manifest pipelines and reduced runtime failures due to better error handling and retry logic. - Improved observability and maintainability through better logging, Javadocs, and code hygiene. Technologies and skills demonstrated: - CycloneDX 1.6 parsing, Purl sanitizer, AdvisoryReleaseEvent, RPM manifests, and release manifest workflows. - Pyxis client integration and CatalogCommand. - Test-driven improvements and release artifact validation; certificate trust management and CI/log optimization. - Code quality improvements: refactoring, removal of duplicated code, and formatting.
November 2024
56 Commits • 30 Features
Nov 1, 2024November 2024 performance summary for project-ncl/sbomer. The month focused on delivering a persistent, observable, and secure SBOMER workflow foundation, stabilizing data models, and expanding user-facing visibility for requests and manifests. The work strengthened data integrity, deployment safety, and operational insight while enabling scalable growth of features and robust testing. Key features delivered: - SBOMER-219: Implemented persistence for RequestEvents and REST request events, initialized the database, adjusted H2 to support querying JSON content, and removed UMBMessage to simplify the messaging path. Commits include 08e074f956dc166d3ff6867c6a543d41dd6dd226, e0eda503f219a8bc9556c3d42de623c1cb5b71ee, and bc1363e34472f1941c3d7cddfddf88f154b80bac. - RequestConfigs typing and reflection enhancements: Initialize type-name on RequestConfigs, introduce an identifier for reflection in queries, and fix related filters to improve query reliability and performance. Commits include a842429eecdfad208f475de3a00805a68ed2b73b, ef4e90df55e8bc08ff8c344a017001e613717b94, and 4abf12d7bc5614ebba51277c8fbda82e2a5fd693. - Migration and SQL script maintenance: Added migration scripts, fixed content (topics), and ensured migrations can be re-run safely multiple times for safer deployments. Commits include 3bc05468bc9b31e304f1648863e454842b8232f2, bc5bdb9533ddc9adb5bf243f6e8e544aaaa084be, and 60cbcca0ac3b5dd5d84accadcc80194c6eab4825. - UI/API enhancements and data-model enrichment: Implemented REST API to fetch manifests filtered by request; created UI page for Requests; enhanced UI to reflect new RequestEvents data model, including manifests, generations status, and improved dashboards. This work also prepared CycloneDX 1.6 manifests. Representative commits include 6cbf090884ee996c39138f3c46a287b6755a255e, 93233c5eec04952f2d83d17700c1e1a9d6455f0d, 2de384bb0694d06b1ffd9e096d628fe8550fbfbc, 99112db18a2227d915389ee67da3b598da040b80, a8577f185fc77bdcf45dc13fac6afe057317fa5c. - ErrataStatus and security-related reliability improvements: Added the ErrataStatus value to prevent NACKs and implemented measures to suppress Kerberos details in logs/output for security and compliance. Commit: f01e02f4f069c0ca1f51c433897898f4269d1635 and 6fb15192fbc286eed234c211eb7fe33964dce830.
56 Commits • 30 Features
Nov 1, 2024November 2024 performance summary for project-ncl/sbomer. The month focused on delivering a persistent, observable, and secure SBOMER workflow foundation, stabilizing data models, and expanding user-facing visibility for requests and manifests. The work strengthened data integrity, deployment safety, and operational insight while enabling scalable growth of features and robust testing. Key features delivered: - SBOMER-219: Implemented persistence for RequestEvents and REST request events, initialized the database, adjusted H2 to support querying JSON content, and removed UMBMessage to simplify the messaging path. Commits include 08e074f956dc166d3ff6867c6a543d41dd6dd226, e0eda503f219a8bc9556c3d42de623c1cb5b71ee, and bc1363e34472f1941c3d7cddfddf88f154b80bac. - RequestConfigs typing and reflection enhancements: Initialize type-name on RequestConfigs, introduce an identifier for reflection in queries, and fix related filters to improve query reliability and performance. Commits include a842429eecdfad208f475de3a00805a68ed2b73b, ef4e90df55e8bc08ff8c344a017001e613717b94, and 4abf12d7bc5614ebba51277c8fbda82e2a5fd693. - Migration and SQL script maintenance: Added migration scripts, fixed content (topics), and ensured migrations can be re-run safely multiple times for safer deployments. Commits include 3bc05468bc9b31e304f1648863e454842b8232f2, bc5bdb9533ddc9adb5bf243f6e8e544aaaa084be, and 60cbcca0ac3b5dd5d84accadcc80194c6eab4825. - UI/API enhancements and data-model enrichment: Implemented REST API to fetch manifests filtered by request; created UI page for Requests; enhanced UI to reflect new RequestEvents data model, including manifests, generations status, and improved dashboards. This work also prepared CycloneDX 1.6 manifests. Representative commits include 6cbf090884ee996c39138f3c46a287b6755a255e, 93233c5eec04952f2d83d17700c1e1a9d6455f0d, 2de384bb0694d06b1ffd9e096d628fe8550fbfbc, 99112db18a2227d915389ee67da3b598da040b80, a8577f185fc77bdcf45dc13fac6afe057317fa5c. - ErrataStatus and security-related reliability improvements: Added the ErrataStatus value to prevent NACKs and implemented measures to suppress Kerberos details in logs/output for security and compliance. Commit: f01e02f4f069c0ca1f51c433897898f4269d1635 and 6fb15192fbc286eed234c211eb7fe33964dce830.
November 2024
October 2024
6 Commits • 2 Features
Oct 1, 2024October 2024 monthly summary for project-ncl/sbomer. Key features delivered include Brew RPM support improvements with BrewRPMConfig to enable Brew RPM-specific SBOM generation configuration and alignment of end-to-end RPM advisory generation with the new config, plus SBOM API surface cleanup by removing Swagger annotations, reintroducing the generate/analysis endpoints, and hiding the legacy /v1alpha3/sbom/{advisoryId} endpoint to tighten exposure. Major bugs fixed include adding the missing config type, correcting the Brew RPM JSON schema, realigning RPM end-to-end test expectations, and hiding the legacy endpoint to reduce misconfiguration exposure. Overall impact: improved reliability and correctness of RPM SBOM generation, clarified API surface, reduced maintenance burden, and strengthened security posture. Technologies/skills demonstrated: SBOM generation, Brew RPM configuration, JSON schema management, API refactoring and surface cleanup (Swagger removal), endpoint management for security, and test-driven validation.
October 2024
6 Commits • 2 Features
Oct 1, 2024October 2024 monthly summary for project-ncl/sbomer. Key features delivered include Brew RPM support improvements with BrewRPMConfig to enable Brew RPM-specific SBOM generation configuration and alignment of end-to-end RPM advisory generation with the new config, plus SBOM API surface cleanup by removing Swagger annotations, reintroducing the generate/analysis endpoints, and hiding the legacy /v1alpha3/sbom/{advisoryId} endpoint to tighten exposure. Major bugs fixed include adding the missing config type, correcting the Brew RPM JSON schema, realigning RPM end-to-end test expectations, and hiding the legacy endpoint to reduce misconfiguration exposure. Overall impact: improved reliability and correctness of RPM SBOM generation, clarified API surface, reduced maintenance burden, and strengthened security posture. Technologies/skills demonstrated: SBOM generation, Brew RPM configuration, JSON schema management, API refactoring and surface cleanup (Swagger removal), endpoint management for security, and test-driven validation.
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Quality Metrics
Correctness87.8%
Maintainability88.8%
Architecture84.8%
Performance79.8%
AI Usage20.6%
Skills & Technologies
Programming Languages
DockerfileGoGradleGroovyHTMLJavaJavaScriptMarkdownPL/pgSQLSQL
Technical Skills
AMQPAPI ClientAPI Client DevelopmentAPI DevelopmentAPI DocumentationAPI IntegrationAsynchronous ProcessingBackend DevelopmentBug FixBug FixingBuild AutomationBuild ConfigurationBuild Script AnalysisBuild SystemsBuild Systems Integration
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