Skip to content

Support bind mount in RUN #62

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
jglogan merged 2 commits into from
Feb 4, 2026
Merged

Support bind mount in RUN #62

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
b346a70
Support bind mount in RUN
JaewonHur Jan 30, 2026
fbf1b98
Merge branch 'main' into support-bind-mount
jglogan Feb 4, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
22 changes: 22 additions & 0 deletions pkg/build/buildopts.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -222,6 +222,28 @@ func NewBuildOpts(ctx context.Context, basePath string, contextMap map[string][]
if node.Value == "COPY" || node.Value == "ADD" {
addedGlobs = append(addedGlobs, node.Next.Value)
}

// Extract source paths from bind mount flags in RUN commands
if strings.EqualFold(node.Value, "RUN") {
cmd, err := instructions.ParseInstruction(node)
if err != nil {
continue
} else if runCmd, ok := cmd.(*instructions.RunCommand); ok {
runCmd.Expand(func(word string) (string, error) {
// Single word expander to normalize source path
source := strings.TrimPrefix(word, "/")
normalized := filepath.Clean(source)
return normalized, nil
})
mounts := instructions.GetMounts(runCmd)
for _, mount := range mounts {
// Only add source paths from bind mounts (not from other stages)
if mount.Type == instructions.MountTypeBind && mount.Source != "" && mount.From == "" {
addedGlobs = append(addedGlobs, mount.Source)
}
}
}
}
}

fssyncProxy, err := fssync.NewFSSyncProxy(".", basePath, addedGlobs)
Expand Down
Loading