3.16.2 patch release

[uwedeportivo]

3.16.2 Patch Release

Attention developers: Add pending changes to this checklist, cherry-pick the relevant commits onto branch 3.16. Only check off items if the relevant PR/commits have been cherry-picked into the branch:

• search: fix indexed search match count https://github.com/sourcegraph/sourcegraph/commit/7fc96d319f49f55da46a7649ccf261aa7e8327c3
• sort detected languages properly https://github.com/sourcegraph/sourcegraph/commit/e77507d060a40355e7b86fb093d21a7149ea03ac

Release sourcegraph/server

• Push the branch 3.16 with your cherry-picked commit(s) and make sure CI passes.
• Push a release candidate tag:

  git checkout '3.16'
  git tag -a 'v3.16.2-rc.1' -m 'v3.16.2-rc.1' && git push origin 'v3.16.2-rc.1'
  

• If CI passes, push the release tag:

  git checkout '3.16'
  git tag -a 'v3.16.2' -m 'v3.16.2' && git push origin 'v3.16.2'
  

• Wait for the final Docker images to be available at https://hub.docker.com/r/sourcegraph/server/tags.
• Run the old and new images at least three times to make sure it starts:

  # 1. Answer YES to delete /tmp/sourcegraph with the old image
  IMAGE=sourcegraph/server:3.16 ./dev/run-server-image.sh
  
  # 2. Answer NO to delete /tmp/sourcegraph with the new image
  IMAGE=sourcegraph/server:3.16.2 ./dev/run-server-image.sh
  
  # 3. Answer YES to delete /tmp/sourcegraph with the new image
  IMAGE=sourcegraph/server:3.16.2 ./dev/run-server-image.sh
  

Release Kubernetes deployment

In deploy-sourcegraph:

• Wait for Renovate to open a PR named "Update Sourcegraph Docker images" and merge that PR (example and note Renovate may have merged it automatically).
• Wait for Renovate to open a PR named "Update Sourcegraph Prometheus / Grafana Docker images" and merge that PR (note Renovate may have merged it automatically).
• Cherry-pick the image tag update commits from master onto 3.16 branch. Then push the release tag:

  git checkout 3.16
  git pull
  git cherry-pick <commit0> <commit1> ... # all relevant commits from the master branch
  git push 3.16
  git tag v3.16.2
  git push origin v3.16.2
  

Update the docs

• Open and merge PRs that publish the release (the PRs created by this command must be merged manually):

  yarn run release release:publish 3.16.2
  

• Cherry pick the release-publishing PR from sourcegraph/sourcegraph@master into the release branch.
• Create a new section for the patch version in the changelog. Verify that all changes that have been cherry picked onto the release branch have been moved to this section of the CHANGELOG on master.
• Post a reply in the #dev-announce thread to say that the release is complete.

[rvantonder]

@uwedeportivo I'd appreciate if we can get this commit into this release (fixes a regression to result counts): https://github.com/sourcegraph/sourcegraph/commit/7fc96d319f49f55da46a7649ccf261aa7e8327c3

[ryanslade]

@uwedeportivo Can we also please get this included: https://github.com/sourcegraph/sourcegraph/commit/e77507d060a40355e7b86fb093d21a7149ea03ac

[uwedeportivo]

3.16.2 is in the books

[rvantonder]

Thank you @uwedeportivo <3