Adding documentation for zero downtime ztunnel upgrade by FilipB · Pull Request #1552 · istio-ecosystem/sail-operator

FilipB · 2026-01-29T10:48:07Z

No description provided.

FilipB · 2026-01-29T10:48:40Z

/hold

codecov · 2026-01-29T10:52:42Z

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 81.12%. Comparing base (6e1e7e4) to head (704f4d4).
⚠️ Report is 8 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1552      +/-   ##
==========================================
+ Coverage   80.55%   81.12%   +0.56%     
==========================================
  Files          44       44              
  Lines        2299     2299              
==========================================
+ Hits         1852     1865      +13     
+ Misses        328      320       -8     
+ Partials      119      114       -5

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

Adding two options for ztunnel upgrade Signed-off-by: Filip Brychta <fbrychta@redhat.com>

docs/update-strategy/update-strategy.adoc

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Signed-off-by: Filip Brychta <fbrychta@redhat.com>

sridhargaddam

Some minor comments...

docs/update-strategy/update-strategy.adoc

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

sridhargaddam

LGTM, thank you.

* upstream/main: (23 commits) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1557) Fix profile column status (istio-ecosystem#1553) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1551) docs: Add comprehensive Istio Ambient Mode update and waypoint proxy procedures (istio-ecosystem#1279) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1549) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1546) fixing the step numbers in our docs (istio-ecosystem#1545) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1543) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1534) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1530) update eol istio versions (istio-ecosystem#1529) Enable external registry support for OCP e2e tests in CI (istio-ecosystem#1514) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1527) Fix yq expression syntax in configuration-converter (istio-ecosystem#1519) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1520) ...

* upstream/main: (27 commits) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1557) Fix profile column status (istio-ecosystem#1553) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1551) docs: Add comprehensive Istio Ambient Mode update and waypoint proxy procedures (istio-ecosystem#1279) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1549) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1546) fixing the step numbers in our docs (istio-ecosystem#1545) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1543) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1534) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1530) update eol istio versions (istio-ecosystem#1529) ...

* upstream/main: (29 commits) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1573) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1571) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1557) Fix profile column status (istio-ecosystem#1553) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1551) docs: Add comprehensive Istio Ambient Mode update and waypoint proxy procedures (istio-ecosystem#1279) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1549) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1546) fixing the step numbers in our docs (istio-ecosystem#1545) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1543) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1534) ...

* upstream/main: (30 commits) refactor: extract shared reconciliation logic into pkg/reconcile (istio-ecosystem#1572) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1573) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1571) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1557) Fix profile column status (istio-ecosystem#1553) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1551) docs: Add comprehensive Istio Ambient Mode update and waypoint proxy procedures (istio-ecosystem#1279) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1549) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1546) fixing the step numbers in our docs (istio-ecosystem#1545) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1543) ...

* upstream/main: (31 commits) feat(helm): add RenderChart functions for template rendering (istio-ecosystem#1575) refactor: extract shared reconciliation logic into pkg/reconcile (istio-ecosystem#1572) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1573) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1571) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1557) Fix profile column status (istio-ecosystem#1553) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1551) docs: Add comprehensive Istio Ambient Mode update and waypoint proxy procedures (istio-ecosystem#1279) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1549) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1546) fixing the step numbers in our docs (istio-ecosystem#1545) ...

* upstream/main: (33 commits) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1577) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1576) feat(helm): add RenderChart functions for template rendering (istio-ecosystem#1575) refactor: extract shared reconciliation logic into pkg/reconcile (istio-ecosystem#1572) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1573) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1571) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1557) Fix profile column status (istio-ecosystem#1553) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1551) docs: Add comprehensive Istio Ambient Mode update and waypoint proxy procedures (istio-ecosystem#1279) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1549) ...

* upstream/main: (34 commits) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1579) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1577) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1576) feat(helm): add RenderChart functions for template rendering (istio-ecosystem#1575) refactor: extract shared reconciliation logic into pkg/reconcile (istio-ecosystem#1572) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1573) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1571) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1557) Fix profile column status (istio-ecosystem#1553) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1551) docs: Add comprehensive Istio Ambient Mode update and waypoint proxy procedures (istio-ecosystem#1279) ...

* upstream/main: (35 commits) Expose "peerCaCrl" Ztunnel param added in Helm (istio-ecosystem#1578) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1579) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1577) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1576) feat(helm): add RenderChart functions for template rendering (istio-ecosystem#1575) refactor: extract shared reconciliation logic into pkg/reconcile (istio-ecosystem#1572) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1573) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1571) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1557) Fix profile column status (istio-ecosystem#1553) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1551) ...

* upstream/main: (36 commits) Adding TARGET_ARCH to tag definition when run on CI true (istio-ecosystem#1583) Expose "peerCaCrl" Ztunnel param added in Helm (istio-ecosystem#1578) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1579) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1577) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1576) feat(helm): add RenderChart functions for template rendering (istio-ecosystem#1575) refactor: extract shared reconciliation logic into pkg/reconcile (istio-ecosystem#1572) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1573) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1571) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1557) Fix profile column status (istio-ecosystem#1553) ...

* upstream/main: (37 commits) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1587) Adding TARGET_ARCH to tag definition when run on CI true (istio-ecosystem#1583) Expose "peerCaCrl" Ztunnel param added in Helm (istio-ecosystem#1578) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1579) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1577) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1576) feat(helm): add RenderChart functions for template rendering (istio-ecosystem#1575) refactor: extract shared reconciliation logic into pkg/reconcile (istio-ecosystem#1572) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1573) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1571) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1557) ...

* upstream/main: (38 commits) Improve scorecard test to avoid running on kind cluster inside OCP cl… (istio-ecosystem#1589) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1587) Adding TARGET_ARCH to tag definition when run on CI true (istio-ecosystem#1583) Expose "peerCaCrl" Ztunnel param added in Helm (istio-ecosystem#1578) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1579) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1577) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1576) feat(helm): add RenderChart functions for template rendering (istio-ecosystem#1575) refactor: extract shared reconciliation logic into pkg/reconcile (istio-ecosystem#1572) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1573) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1571) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1558) ...

* upstream/main: (39 commits) Add Claude /refactor command for code improvements (istio-ecosystem#1489) Improve scorecard test to avoid running on kind cluster inside OCP cl… (istio-ecosystem#1589) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1587) Adding TARGET_ARCH to tag definition when run on CI true (istio-ecosystem#1583) Expose "peerCaCrl" Ztunnel param added in Helm (istio-ecosystem#1578) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1579) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1577) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1576) feat(helm): add RenderChart functions for template rendering (istio-ecosystem#1575) refactor: extract shared reconciliation logic into pkg/reconcile (istio-ecosystem#1572) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1573) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1571) Add automation for updating EOL Istio versions (istio-ecosystem#1562) Fix e2e midstream CI mode (istio-ecosystem#1564) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1565) Migrate to fs.FS as the sole resource loading interface (istio-ecosystem#1561) Adding documentation for zero downtime ztunnel upgrade (istio-ecosystem#1552) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1563) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1560) Automator: Update dependencies in istio-ecosystem/sail-operator@main (istio-ecosystem#1559) ...

…em#1552) * Adding documentation for zero downtime ztunnel upgrade Adding two options for ztunnel upgrade Signed-off-by: Filip Brychta <fbrychta@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Review changes Signed-off-by: Filip Brychta <fbrychta@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> * Update docs/update-strategy/update-strategy.adoc Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> --------- Signed-off-by: Filip Brychta <fbrychta@redhat.com> Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com> Signed-off-by: Daniel Grimm <dgrimm@redhat.com>

FilipB requested a review from a team as a code owner January 29, 2026 10:48

istio-testing added the size/M label Jan 29, 2026

istio-testing added the do-not-merge/hold label Jan 29, 2026

Adding documentation for zero downtime ztunnel upgrade

855a170

Adding two options for ztunnel upgrade Signed-off-by: Filip Brychta <fbrychta@redhat.com>

FilipB force-pushed the zero-downtime-ambient-upg branch from 95d580a to 855a170 Compare January 29, 2026 18:10

sridhargaddam reviewed Jan 30, 2026

View reviewed changes

FilipB and others added 8 commits January 30, 2026 10:46

Update docs/update-strategy/update-strategy.adoc

1c6fb5a

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Update docs/update-strategy/update-strategy.adoc

c5d83d0

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Update docs/update-strategy/update-strategy.adoc

57ffc4e

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Update docs/update-strategy/update-strategy.adoc

1b4f0e5

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Update docs/update-strategy/update-strategy.adoc

55b1de6

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Update docs/update-strategy/update-strategy.adoc

73a1929

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Update docs/update-strategy/update-strategy.adoc

f955f5d

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Review changes

bf87dc6

Signed-off-by: Filip Brychta <fbrychta@redhat.com>

FilipB removed the do-not-merge/hold label Feb 2, 2026

sridhargaddam reviewed Feb 3, 2026

View reviewed changes

FilipB and others added 5 commits February 3, 2026 10:02

Update docs/update-strategy/update-strategy.adoc

11ce9cf

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Update docs/update-strategy/update-strategy.adoc

5182c67

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Update docs/update-strategy/update-strategy.adoc

3a9f8c1

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Update docs/update-strategy/update-strategy.adoc

a703fb8

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

Update docs/update-strategy/update-strategy.adoc

704f4d4

Co-authored-by: Sridhar Gaddam <sgaddam@redhat.com>

sridhargaddam approved these changes Feb 3, 2026

View reviewed changes

istio-testing merged commit 02722bd into istio-ecosystem:main Feb 3, 2026
15 of 17 checks passed

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Adding documentation for zero downtime ztunnel upgrade#1552

Adding documentation for zero downtime ztunnel upgrade#1552
istio-testing merged 14 commits intoistio-ecosystem:mainfrom
FilipB:zero-downtime-ambient-upg

FilipB commented Jan 29, 2026

Uh oh!

FilipB commented Jan 29, 2026

Uh oh!

codecov bot commented Jan 29, 2026 •

edited

Loading

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

sridhargaddam left a comment

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

sridhargaddam left a comment

Uh oh!

Uh oh!

Reviewers

Assignees

Labels

Projects

Milestone

Development

Uh oh!

3 participants

Conversation

FilipB commented Jan 29, 2026

Uh oh!

FilipB commented Jan 29, 2026

Uh oh!

codecov bot commented Jan 29, 2026 • edited Loading Uh oh! There was an error while loading. Please reload this page.

Uh oh!

Codecov Report

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

sridhargaddam left a comment

Choose a reason for hiding this comment

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

Uh oh!

sridhargaddam left a comment

Choose a reason for hiding this comment

Uh oh!

Uh oh!

Reviewers

Assignees

Labels

Projects

Milestone

Development

Uh oh!

3 participants

codecov bot commented Jan 29, 2026 •

edited

Loading