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@ -20,20 +20,23 @@ import (
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"sync"
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"sigs.k8s.io/kustomize/api/filesys"
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"sigs.k8s.io/kustomize/api/konfig"
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"sigs.k8s.io/kustomize/api/krusty"
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"sigs.k8s.io/kustomize/api/provider"
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kustypes "sigs.k8s.io/kustomize/api/types"
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"sigs.k8s.io/yaml"
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"github.com/fluxcd/pkg/kustomize/filesys"
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"github.com/fluxcd/flux2/pkg/manifestgen"
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)
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// Generate scans the given directory for Kubernetes manifests and creates a kustomization.yaml
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// including all discovered manifests as resources.
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// Generate scans the given directory for Kubernetes manifests and creates a
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// konfig.DefaultKustomizationFileName file, including all discovered manifests
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// as resources.
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func Generate(options Options) (*manifestgen.Manifest, error) {
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kfile := filepath.Join(options.TargetPath, konfig.DefaultKustomizationFileName())
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abskfile := filepath.Join(options.BaseDir, kfile)
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@ -50,7 +53,7 @@ func Generate(options Options) (*manifestgen.Manifest, error) {
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return nil
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}
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if info.IsDir() {
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// If a sub-directory contains an existing Kustomization file add the
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// If a sub-directory contains an existing Kustomization file, add the
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// directory as a resource and do not decent into it.
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for _, kfilename := range konfig.RecognizedKustomizationFileNames() {
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if options.FileSystem.Exists(filepath.Join(path, kfilename)) {
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@ -88,7 +91,9 @@ func Generate(options Options) (*manifestgen.Manifest, error) {
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if err != nil {
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return nil, err
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}
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f.Close()
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if err = f.Close(); err != nil {
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return nil, err
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}
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kus := kustypes.Kustomization{
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TypeMeta: kustypes.TypeMeta{
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@ -128,20 +133,32 @@ func Generate(options Options) (*manifestgen.Manifest, error) {
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}, nil
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}
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// kustomizeBuildMutex is a workaround for a concurrent map read and map write bug.
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// TODO(stefan): https://github.com/kubernetes-sigs/kustomize/issues/3659
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var kustomizeBuildMutex sync.Mutex
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// Build takes a Kustomize overlays and returns the resulting manifests as multi-doc YAML.
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// Build takes the path to a directory with a konfig.RecognizedKustomizationFileNames,
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// builds it, and returns the resulting manifests as multi-doc YAML.
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func Build(base string) ([]byte, error) {
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// TODO(stefan): temporary workaround for concurrent map read and map write bug
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// https://github.com/kubernetes-sigs/kustomize/issues/3659
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kustomizeBuildMutex.Lock()
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defer kustomizeBuildMutex.Unlock()
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kfile := filepath.Join(base, konfig.DefaultKustomizationFileName())
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// TODO(hidde): make this configurable to a specific root (relative to base)
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parent := filepath.Dir(strings.TrimSuffix(base, string(filepath.Separator)))
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fs, err := filesys.MakeFsOnDiskSecureBuild(parent)
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if err != nil {
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return nil, err
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}
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fs := filesys.MakeFsOnDisk()
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if !fs.Exists(kfile) {
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return nil, fmt.Errorf("%s not found", kfile)
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var kfile string
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for _, f := range konfig.RecognizedKustomizationFileNames() {
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if kf := filepath.Join(base, f); fs.Exists(kf) {
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kfile = kf
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break
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}
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}
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if kfile == "" {
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return nil, fmt.Errorf("%s not found", konfig.DefaultKustomizationFileName())
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}
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// TODO(hidde): work around for a bug in kustomize causing it to
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Hidde Beydals
3 years ago
committed by
GitHub