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Merge pull request #55353 from david-mcmahon/eliminate-version-updates

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Automatic merge from submit-queue (batch tested with PRs 55265, 54092, 55353, 53733, 55385). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Capture git export-subst strings in version.sh for 'git archive' use.

Eliminate the need to update pkg/version/base.go on release branch tagging.

This excellent solution brought to you by @ixdy.

 - [ ] Cherrypick to release-1.8
 - [ ] Cherrypick to release-1.7
 - [ ] Cherrypick to release-1.6?
 - [ ] Update kubernetes/release/anago to skip updating base.go files

ref https://github.com/kubernetes/release/pull/459
ref #16815 (somewhat related)
cc @javier-b-perez
This commit is contained in:
Kubernetes Submit Queue 2017-11-10 01:30:24 -08:00 committed by GitHub
commit 4e68d2511e
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4 changed files with 26 additions and 4 deletions
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1
hack/lib/.gitattributes vendored Normal file
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@ -0,0 +1 @@
version.sh export-subst

13
hack/lib/version.sh
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@ -36,6 +36,19 @@ kube::version::get_version_vars() {
return
fi
# If the kubernetes source was exported through git archive, then
# we likely don't have a git tree, but these magic values may be filled in.
if [[ '$Format:%%$' == "%" ]]; then
KUBE_GIT_COMMIT='$Format:%H$'
KUBE_GIT_TREE_STATE="git archive"
# When a 'git archive' is exported, the '$Format:%D$' below will look
# something like 'HEAD -> release-1.8, tag: v1.8.3' where then 'tag: '
# can be extracted from it.
if [[ '$Format:%D$' =~ tag:\ (v[^ ]+) ]]; then
KUBE_GIT_VERSION="${BASH_REMATCH[1]}"
fi
fi
local git=(git --work-tree "${KUBE_ROOT}")
if [[ -n ${KUBE_GIT_COMMIT-} ]] || KUBE_GIT_COMMIT=$("${git[@]}" rev-parse "HEAD^{commit}" 2>/dev/null); then

8
pkg/version/base.go
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@ -51,9 +51,13 @@ var (
// semantic version is a git hash, but the version itself is no
// longer the direct output of "git describe", but a slight
// translation to be semver compliant.
// NOTE: The $Format strings are replaced during 'git archive' thanks to the
// companion .gitattributes file containing 'export-subst' in this same
// directory. See also https://git-scm.com/docs/gitattributes
gitVersion = "v0.0.0-master+$Format:%h$"
gitCommit = "$Format:%H$" // sha1 from git, output of $(git rev-parse HEAD)
gitTreeState = "not a git tree" // state of git tree, either "clean" or "dirty"
gitCommit = "$Format:%H$" // sha1 from git, output of $(git rev-parse HEAD)
gitTreeState = "" // state of git tree, either "clean" or "dirty"
buildDate = "1970-01-01T00:00:00Z" // build date in ISO8601 format, output of $(date -u +'%Y-%m-%dT%H:%M:%SZ')
)

8
staging/src/k8s.io/client-go/pkg/version/base.go
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@ -51,9 +51,13 @@ var (
// semantic version is a git hash, but the version itself is no
// longer the direct output of "git describe", but a slight
// translation to be semver compliant.
// NOTE: The $Format strings are replaced during 'git archive' thanks to the
// companion .gitattributes file containing 'export-subst' in this same
// directory. See also https://git-scm.com/docs/gitattributes
gitVersion string = "v0.0.0-master+$Format:%h$"
gitCommit string = "$Format:%H$" // sha1 from git, output of $(git rev-parse HEAD)
gitTreeState string = "not a git tree" // state of git tree, either "clean" or "dirty"
gitCommit string = "$Format:%H$" // sha1 from git, output of $(git rev-parse HEAD)
gitTreeState string = "" // state of git tree, either "clean" or "dirty"
buildDate string = "1970-01-01T00:00:00Z" // build date in ISO8601 format, output of $(date -u +'%Y-%m-%dT%H:%M:%SZ')
)