canonical/snapd
Nov 2024 – Oct 2025
11 Months active
Languages Used
GoYAMLShellBashJSONMakefilePythonsh
Technical Skills
CI/CDLinux KernelSecuritySystem ProgrammingTestingConfiguration
Katie May
PROFILE
Katie May
Katie May engineered robust testing infrastructure and CI/CD automation for the canonical/snapd repository, focusing on reliability, observability, and release confidence. She developed feature tagging frameworks, enhanced artifact collection, and integrated MongoDB-backed analytics to enable granular test selection and traceability. Leveraging Go, Python, and shell scripting, Katie refactored logging, improved error handling, and expanded cross-distro and cross-architecture test coverage. Her work included optimizing GitHub Actions workflows, automating performance benchmarks, and strengthening authentication test suites with LDAP and Kerberos integration. These efforts reduced flaky tests, accelerated feedback cycles, and improved code quality, demonstrating deep expertise in backend development and system integration.
Overall Statistics
Feature vs Bugs
70%Features
Repository Contributions
112Total
Bugs
11
Commits
112
Features
26
Lines of code
12,668
Activity Months11
Your Network
426 people
Work History
October 2025
15 Commits • 5 Features
Oct 1, 2025In October 2025, canonical/snapd delivered a major upgrade to the CI/testing infrastructure and environment hardening, enhanced authentication test coverage, and targeted architectural improvements. These efforts stabilized cross-arch/distro builds, reduced test flakiness, and streamlined debugging and release validation, enabling faster, safer iteration of feature work and security testing across the snapd codebase.
15 Commits • 5 Features
Oct 1, 2025In October 2025, canonical/snapd delivered a major upgrade to the CI/testing infrastructure and environment hardening, enhanced authentication test coverage, and targeted architectural improvements. These efforts stabilized cross-arch/distro builds, reduced test flakiness, and streamlined debugging and release validation, enabling faster, safer iteration of feature work and security testing across the snapd codebase.
October 2025
September 2025
17 Commits • 1 Features
Sep 1, 2025Canonical snapd – September 2025: Delivered key features and bug fixes to improve CI reliability, cross-environment testing, FIPS readiness, and code quality. This work accelerates release cycles, reduces flaky failures, and enhances security/compliance posture across supported environments. Key accomplishments include: - CI/CD reliability and scheduling enhancements: automated reruns for flaky tests, pre-built CI packages, Prometheus metrics submission, earlier nightly runs, and weekly feature tagging. - Test environment robustness across OS and environments: Pi kernel identifier alignment, cross-distro compatibility (including non-Debian), Trusty exclusions, OpenStack on Bionic adjustments, LXD cloud-init testing, robust JSON logging assertions, Kerberos journal alignment, and removal of outdated configs. - FIPS-enabled testing support: Enabled FIPS builds for amd64 when the FIPS group is active. - Code quality improvements: Reformatting for static analysis in overlord and snap packages, boosting CI stability.
September 2025
17 Commits • 1 Features
Sep 1, 2025Canonical snapd – September 2025: Delivered key features and bug fixes to improve CI reliability, cross-environment testing, FIPS readiness, and code quality. This work accelerates release cycles, reduces flaky failures, and enhances security/compliance posture across supported environments. Key accomplishments include: - CI/CD reliability and scheduling enhancements: automated reruns for flaky tests, pre-built CI packages, Prometheus metrics submission, earlier nightly runs, and weekly feature tagging. - Test environment robustness across OS and environments: Pi kernel identifier alignment, cross-distro compatibility (including non-Debian), Trusty exclusions, OpenStack on Bionic adjustments, LXD cloud-init testing, robust JSON logging assertions, Kerberos journal alignment, and removal of outdated configs. - FIPS-enabled testing support: Enabled FIPS builds for amd64 when the FIPS group is active. - Code quality improvements: Reformatting for static analysis in overlord and snap packages, boosting CI stability.
August 2025
9 Commits • 2 Features
Aug 1, 2025Monthly summary for 2025-08: Strengthened the CI/CD foundation and test analytics for canonical/snapd. Implemented reliable CI workflow reruns and artifact handling, expanded feature tagging with robust dashboard integrations, added nightly Firefox performance tests in CI, and clarified error handling for missing snap types. Together, these efforts reduced flaky tests, accelerated PR validation, and improved visibility into feature tests and performance measurements across the release pipeline.
9 Commits • 2 Features
Aug 1, 2025Monthly summary for 2025-08: Strengthened the CI/CD foundation and test analytics for canonical/snapd. Implemented reliable CI workflow reruns and artifact handling, expanded feature tagging with robust dashboard integrations, added nightly Firefox performance tests in CI, and clarified error handling for missing snap types. Together, these efforts reduced flaky tests, accelerated PR validation, and improved visibility into feature tests and performance measurements across the release pipeline.
August 2025
July 2025
22 Commits • 8 Features
Jul 1, 2025July 2025 monthly summary for canonical/snapd. This period delivered substantial reliability and developer experience improvements across the project, with a focus on business value, stability, and visibility into feature work. Key features delivered: - Daemon and Overlord: Registry and Command Structure Enhancements - Extend daemon/overlord command struct with actions, introduce registry changes, adjust registry test parsing to exclude non-Go dirs, and add undo information for task kinds. - GitHub PR and Workflow Enhancements - Improve PR workflow automation: run only one system for draft PRs, add PR rerun mechanism for auto spread, fix tests with feature tagging issues, and upload complete feature tagging data to MongoDB. - Tests and Test Infrastructure Enhancements - Expand test coverage and reliability: align JSON logging matching, skip problematic interfaces on CentOS/Fedora, ensure services are stopped before reinstall in snap-auto-install, block IPv6 traffic in tests, support Mongo query CLI tests, and relax feature matching in tests. - CLI/API Debug Features for Feature Listing - Add debug features to CLI/API to expose a complete list of features. - Overlord: path.Join usage update - Replace url.JoinPath with path.Join for robust path handling in overlord. Major bugs fixed: - Tests: ensure the snapd.socket and snapd.service units are stopped after removing the snapd package (two commits). - Tests: fix feature tagging spread errors in snap-run and lp-1884849. Overall impact and accomplishments: - Improved test reliability and developer productivity leading to faster release readiness and reduced environment drift. Strengthened CI stability for daily workflows, enabling teams to ship features with greater confidence. The data-driven approach to feature tagging (via MongoDB) improves traceability and decision making for feature deployment. Technologies/skills demonstrated: - Go, test automation, JSON logging, MongoDB integration, CI/CD and GitHub Actions, test infrastructure hardening, and robust path handling.
July 2025
22 Commits • 8 Features
Jul 1, 2025July 2025 monthly summary for canonical/snapd. This period delivered substantial reliability and developer experience improvements across the project, with a focus on business value, stability, and visibility into feature work. Key features delivered: - Daemon and Overlord: Registry and Command Structure Enhancements - Extend daemon/overlord command struct with actions, introduce registry changes, adjust registry test parsing to exclude non-Go dirs, and add undo information for task kinds. - GitHub PR and Workflow Enhancements - Improve PR workflow automation: run only one system for draft PRs, add PR rerun mechanism for auto spread, fix tests with feature tagging issues, and upload complete feature tagging data to MongoDB. - Tests and Test Infrastructure Enhancements - Expand test coverage and reliability: align JSON logging matching, skip problematic interfaces on CentOS/Fedora, ensure services are stopped before reinstall in snap-auto-install, block IPv6 traffic in tests, support Mongo query CLI tests, and relax feature matching in tests. - CLI/API Debug Features for Feature Listing - Add debug features to CLI/API to expose a complete list of features. - Overlord: path.Join usage update - Replace url.JoinPath with path.Join for robust path handling in overlord. Major bugs fixed: - Tests: ensure the snapd.socket and snapd.service units are stopped after removing the snapd package (two commits). - Tests: fix feature tagging spread errors in snap-run and lp-1884849. Overall impact and accomplishments: - Improved test reliability and developer productivity leading to faster release readiness and reduced environment drift. Strengthened CI stability for daily workflows, enabling teams to ship features with greater confidence. The data-driven approach to feature tagging (via MongoDB) improves traceability and decision making for feature deployment. Technologies/skills demonstrated: - Go, test automation, JSON logging, MongoDB integration, CI/CD and GitHub Actions, test infrastructure hardening, and robust path handling.
June 2025
15 Commits • 2 Features
Jun 1, 2025June 2025 – Canonical Snapd: Consolidated efforts across testing infrastructure, CI tooling, and feature validation to harden the quality gate for Snapd releases. The month delivered two major feature workstreams focused on reliability, observability, and validation scope, resulting in faster feedback loops and stronger release readiness. Key features delivered: - Testing Infrastructure Enhancements and CI Tooling: Strengthened the testing environment, streamlined CI pipelines, and improved test harness reliability. Notable improvements include environment bootstrap hardening, enhanced test execution workflows, and CI optimizations that reduced flaky test runs. - Feature Tagging and Logging Enhancements for Snapd: Refactored feature tagging, logging, and tracing within validation workflows, with improved startup/journal handling, enhanced trace composition, and better coverage of endpoint testing. Major bugs fixed: - Stabilized flaky tests and flaky integration points by addressing feature tagging errors, adding retry logic for flaky checks, and improving error reporting in failure scenarios. - Updated test utilities to rely on the GitHub API for label checks and corrected test fixtures to improve determinism in test ordering and environment setup (e.g., SSH dir creation and kernel dir detection). Overall impact and accomplishments: - Reduced CI flakiness and troubleshooting time, enabling faster iteration of features and safer releases. - Expanded validation surface for Snapd features, leading to higher confidence in feature tagging, logging accuracy, and endpoint behavior. - Improved observability and debugging capabilities through enhanced logging, tracing, and journal handling, facilitating root-cause analysis. Technologies/skills demonstrated: - CI/CD tooling and test automation, Python-based test harness enhancements, GitHub API integration for label checks, enhanced logging and tracing, endpoint validation, and environment provisioning.
15 Commits • 2 Features
Jun 1, 2025June 2025 – Canonical Snapd: Consolidated efforts across testing infrastructure, CI tooling, and feature validation to harden the quality gate for Snapd releases. The month delivered two major feature workstreams focused on reliability, observability, and validation scope, resulting in faster feedback loops and stronger release readiness. Key features delivered: - Testing Infrastructure Enhancements and CI Tooling: Strengthened the testing environment, streamlined CI pipelines, and improved test harness reliability. Notable improvements include environment bootstrap hardening, enhanced test execution workflows, and CI optimizations that reduced flaky test runs. - Feature Tagging and Logging Enhancements for Snapd: Refactored feature tagging, logging, and tracing within validation workflows, with improved startup/journal handling, enhanced trace composition, and better coverage of endpoint testing. Major bugs fixed: - Stabilized flaky tests and flaky integration points by addressing feature tagging errors, adding retry logic for flaky checks, and improving error reporting in failure scenarios. - Updated test utilities to rely on the GitHub API for label checks and corrected test fixtures to improve determinism in test ordering and environment setup (e.g., SSH dir creation and kernel dir detection). Overall impact and accomplishments: - Reduced CI flakiness and troubleshooting time, enabling faster iteration of features and safer releases. - Expanded validation surface for Snapd features, leading to higher confidence in feature tagging, logging accuracy, and endpoint behavior. - Improved observability and debugging capabilities through enhanced logging, tracing, and journal handling, facilitating root-cause analysis. Technologies/skills demonstrated: - CI/CD tooling and test automation, Python-based test harness enhancements, GitHub API integration for label checks, enhanced logging and tracing, endpoint validation, and environment provisioning.
June 2025
May 2025
4 Commits • 2 Features
May 1, 2025May 2025 performance summary for canonical/snapd focused on boosting test observability, robustness, and CI efficiency. Delivered two key enhancements in testing and CI that improve reliability, coverage, and faster feedback for releases.
May 2025
4 Commits • 2 Features
May 1, 2025May 2025 performance summary for canonical/snapd focused on boosting test observability, robustness, and CI efficiency. Delivered two key enhancements in testing and CI that improve reliability, coverage, and faster feedback for releases.
April 2025
19 Commits • 2 Features
Apr 1, 2025April 2025: Implemented an end-to-end Feature Tagging Framework and Data Pipeline enabling granular test selection and reruns, including a Python module to determine snap types, a parameter-driven run-one-system workflow, and uploading feature data to MongoDB post-tagging. Enhanced test infrastructure with Artifact Collection and Cleanup improvements addressing collection paths, script invocations, and TTY reliability. Expanded Observability with comprehensive structured and trace logging across snapd for debugging and monitoring. Stabilized CI/CD with state-lock fixes, workflow organization, runner image updates to ubuntu-latest, and integrated unit-test workflow and code coverage uploads. These efforts reduce flaky tests, speed up feedback, and improve release confidence through better debugging, visibility, and automation.
19 Commits • 2 Features
Apr 1, 2025April 2025: Implemented an end-to-end Feature Tagging Framework and Data Pipeline enabling granular test selection and reruns, including a Python module to determine snap types, a parameter-driven run-one-system workflow, and uploading feature data to MongoDB post-tagging. Enhanced test infrastructure with Artifact Collection and Cleanup improvements addressing collection paths, script invocations, and TTY reliability. Expanded Observability with comprehensive structured and trace logging across snapd for debugging and monitoring. Stabilized CI/CD with state-lock fixes, workflow organization, runner image updates to ubuntu-latest, and integrated unit-test workflow and code coverage uploads. These efforts reduce flaky tests, speed up feedback, and improve release confidence through better debugging, visibility, and automation.
April 2025
March 2025
2 Commits
Mar 1, 2025March 2025 monthly summary for canonical/snapd: Focused improvements to test infrastructure around cups-pdf, delivering a gating fix in apt tests to exclude Debian sid and apply to other Debian versions and Ubuntu Trusty. This change enhances CI reliability and cross-distro validation, contributing to smoother release readiness without introducing new user-facing features. Details: - The cups-pdf test environment condition fix was implemented via two commits in the test path (7165da3b7c29883a87ffc04a3f5175a86b9a6127 and 74cf297f99c51e6c03aedf423d18d22f93b3ecd0), ensuring tests run only on supported distros and avoiding sid-specific failures. - Although not a feature, this bug fix stabilizes test runs, reduces flaky outcomes, and aligns testing with supported ecosystems (Debian and Ubuntu).
March 2025
2 Commits
Mar 1, 2025March 2025 monthly summary for canonical/snapd: Focused improvements to test infrastructure around cups-pdf, delivering a gating fix in apt tests to exclude Debian sid and apply to other Debian versions and Ubuntu Trusty. This change enhances CI reliability and cross-distro validation, contributing to smoother release readiness without introducing new user-facing features. Details: - The cups-pdf test environment condition fix was implemented via two commits in the test path (7165da3b7c29883a87ffc04a3f5175a86b9a6127 and 74cf297f99c51e6c03aedf423d18d22f93b3ecd0), ensuring tests run only on supported distros and avoiding sid-specific failures. - Although not a feature, this bug fix stabilizes test runs, reduces flaky outcomes, and aligns testing with supported ecosystems (Debian and Ubuntu).
January 2025
2 Commits • 1 Features
Jan 1, 2025January 2025 (canonical/snapd): Delivered CI workflow optimization in GitHub Actions to improve test spread accuracy and change detection. The changes focus on using all_modified_files for change detection, exclude deletions from the change set, and adjust the task-running condition to trigger when no explicit rules or changes are detected. This reduces unnecessary test runs and accelerates feedback in the release cycle.
2 Commits • 1 Features
Jan 1, 2025January 2025 (canonical/snapd): Delivered CI workflow optimization in GitHub Actions to improve test spread accuracy and change detection. The changes focus on using all_modified_files for change detection, exclude deletions from the change set, and adjust the task-running condition to trigger when no explicit rules or changes are detected. This reduces unnecessary test runs and accelerates feedback in the release cycle.
January 2025
December 2024
5 Commits • 2 Features
Dec 1, 2024Month 2024-12 — Canonical/snapd: Key technical deliveries improved test reliability and CI efficiency, delivering business value through safer memory-limited testing, consistent test preparation, and reduced CI noise. What was delivered: 1) Test Infrastructure: Memory limit handling and test preparation improvements to stabilize memory limits, enable per-test memory overrides, and adjust suite-level prep. 2) CI and test runner policy improvements to standardize CI configuration, clarify spread test input handling, and ignore changes inside nested test directories to prevent unnecessary runs. Overall impact: reduced test flakiness, faster feedback cycles, safer execution of tests under memory constraints, and clearer CI behavior. Technologies/skills demonstrated: test infrastructure engineering, memory management in tests, CI/CD policy design, and cross-variant test prep across classic/core variants.
December 2024
5 Commits • 2 Features
Dec 1, 2024Month 2024-12 — Canonical/snapd: Key technical deliveries improved test reliability and CI efficiency, delivering business value through safer memory-limited testing, consistent test preparation, and reduced CI noise. What was delivered: 1) Test Infrastructure: Memory limit handling and test preparation improvements to stabilize memory limits, enable per-test memory overrides, and adjust suite-level prep. 2) CI and test runner policy improvements to standardize CI configuration, clarify spread test input handling, and ignore changes inside nested test directories to prevent unnecessary runs. Overall impact: reduced test flakiness, faster feedback cycles, safer execution of tests under memory constraints, and clearer CI behavior. Technologies/skills demonstrated: test infrastructure engineering, memory management in tests, CI/CD policy design, and cross-variant test prep across classic/core variants.
November 2024
2 Commits • 1 Features
Nov 1, 2024In November 2024, canonical/snapd delivered reliability and security improvements through a targeted test-seeding synchronization fix and an expanded Seccomp syscall allowlist, reinforcing stability and security for snaps.
2 Commits • 1 Features
Nov 1, 2024In November 2024, canonical/snapd delivered reliability and security improvements through a targeted test-seeding synchronization fix and an expanded Seccomp syscall allowlist, reinforcing stability and security for snaps.
November 2024
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Quality Metrics
Correctness86.2%
Maintainability86.2%
Architecture79.6%
Performance77.2%
AI Usage20.0%
Skills & Technologies
Programming Languages
BashDockerfileGoJSONJavaScriptMakefileMarkdownPythonShellYAML
Technical Skills
API DesignAPI DevelopmentAPI IntegrationAutomationBackend DevelopmentBuild AutomationBuild System ConfigurationBuild SystemsCI/CDCLI DevelopmentCode CoverageCode FormattingCode RefactoringCommand Line InterfaceCommand-Line Interface (CLI)
Repositories Contributed To
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