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Get multi-platform buildkit frontend opt from args

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This allows builders to opt into determnistic output regardless of
multi-platform output or not.

Signed-off-by: Brian Goff <cpuguy83@gmail.com>
This commit is contained in:
Brian Goff
2020-08-19 14:08:46 -07:00
parent 35a60b8e04
commit 7f58ad45fa
1 changed files with 6 additions and 0 deletions
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6
build/build.go
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@ -331,6 +331,12 @@ func toSolveOpt(d driver.Driver, multiDriver bool, opt Options, dl dockerLoadCal
AllowedEntitlements: opt.Allow,
}
if v, ok := opt.BuildArgs["BUILDKIT_MULTI_PLATFORM"]; ok {
if v, _ := strconv.ParseBool(v); v {
so.FrontendAttrs["multi-platform"] = "true"
}
}
if multiDriver {
// force creation of manifest list
so.FrontendAttrs["multi-platform"] = "true"