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build: move SOURCE_DATE_EPOCH parsing into option generation

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This allows the build package code to become more generic, and also
ensures that when the environment variables are not propogated (in the
case of the remote controller), that we can still correctly set
SOURCE_DATE_EPOCH.

Signed-off-by: Justin Chadwell <me@jedevc.com>
This commit is contained in:
Justin Chadwell
2023-03-14 09:01:04 +00:00
parent 4a73abfd64
commit 5d4223e4f8
2 changed files with 7 additions and 7 deletions
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7
commands/build.go
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@ -100,6 +100,13 @@ func (o *buildOptions) toControllerOptions() (controllerapi.BuildOptions, error)
Opts: &o.CommonOptions,
}
// TODO: extract env var parsing to a method easily usable by library consumers
if v := os.Getenv("SOURCE_DATE_EPOCH"); v != "" {
if _, ok := opts.BuildArgs["SOURCE_DATE_EPOCH"]; !ok {
opts.BuildArgs["SOURCE_DATE_EPOCH"] = v
}
}
inAttests := append([]string{}, o.attests...)
if o.provenance != "" {
inAttests = append(inAttests, buildflags.CanonicalizeAttest("provenance", o.provenance))