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@ -17,9 +17,7 @@
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package loader
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import (
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"bytes"
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"fmt"
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"io"
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"os"
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paths "path"
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"path/filepath"
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@ -30,7 +28,6 @@ import (
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"time"
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"github.com/compose-spec/compose-go/consts"
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"github.com/compose-spec/compose-go/dotenv"
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interp "github.com/compose-spec/compose-go/interpolation"
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"github.com/compose-spec/compose-go/schema"
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"github.com/compose-spec/compose-go/template"
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@ -67,6 +64,8 @@ type Options struct {
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projectName string
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// Indicates when the projectName was imperatively set or guessed from path
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projectNameImperativelySet bool
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// Profiles set profiles to enable
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Profiles []string
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}
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func (o *Options) SetProjectName(name string, imperativelySet bool) {
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@ -125,6 +124,13 @@ func WithSkipValidation(opts *Options) {
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opts.SkipValidation = true
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}
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// WithProfiles sets profiles to be activated
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func WithProfiles(profiles []string) func(*Options) {
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return func(opts *Options) {
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opts.Profiles = profiles
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}
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}
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// ParseYAML reads the bytes from a file, parses the bytes into a mapping
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// structure, and returns it.
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func ParseYAML(source []byte) (map[string]interface{}, error) {
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@ -161,12 +167,22 @@ func Load(configDetails types.ConfigDetails, options ...func(*Options)) (*types.
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op(opts)
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}
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projectName := projectName(configDetails, opts)
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projectName, err := projectName(configDetails, opts)
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if err != nil {
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return nil, err
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}
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var configs []*types.Config
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for i, file := range configDetails.ConfigFiles {
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configDict := file.Config
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if configDict == nil {
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if len(file.Content) == 0 {
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content, err := os.ReadFile(file.Filename)
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if err != nil {
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return nil, err
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}
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file.Content = content
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}
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dict, err := parseConfig(file.Content, opts)
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if err != nil {
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return nil, err
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@ -188,12 +204,6 @@ func Load(configDetails types.ConfigDetails, options ...func(*Options)) (*types.
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if err != nil {
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return nil, err
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}
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if opts.discardEnvFiles {
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for i := range cfg.Services {
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cfg.Services[i].EnvFile = nil
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}
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}
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configs = append(configs, cfg)
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}
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@ -236,22 +246,35 @@ func Load(configDetails types.ConfigDetails, options ...func(*Options)) (*types.
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}
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}
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return project, nil
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if len(opts.Profiles) > 0 {
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project.ApplyProfiles(opts.Profiles)
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}
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err = project.ResolveServicesEnvironment(opts.discardEnvFiles)
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return project, err
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}
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func projectName(details types.ConfigDetails, opts *Options) string {
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func projectName(details types.ConfigDetails, opts *Options) (string, error) {
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projectName, projectNameImperativelySet := opts.GetProjectName()
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var pjNameFromConfigFile string
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for _, configFile := range details.ConfigFiles {
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yml, err := ParseYAML(configFile.Content)
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if err != nil {
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return ""
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return "", nil
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}
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if val, ok := yml["name"]; ok && val != "" {
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pjNameFromConfigFile = yml["name"].(string)
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}
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}
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if !opts.SkipInterpolation {
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interpolated, err := interp.Interpolate(map[string]interface{}{"name": pjNameFromConfigFile}, *opts.Interpolate)
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if err != nil {
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return "", err
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}
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pjNameFromConfigFile = interpolated["name"].(string)
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}
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pjNameFromConfigFile = NormalizeProjectName(pjNameFromConfigFile)
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if !projectNameImperativelySet && pjNameFromConfigFile != "" {
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projectName = pjNameFromConfigFile
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@ -260,7 +283,7 @@ func projectName(details types.ConfigDetails, opts *Options) string {
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if _, ok := details.Environment[consts.ComposeProjectName]; !ok && projectName != "" {
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details.Environment[consts.ComposeProjectName] = projectName
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}
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return projectName
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return projectName, nil
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}
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func NormalizeProjectName(s string) string {
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@ -508,6 +531,10 @@ func loadServiceWithExtends(filename, name string, servicesDict map[string]inter
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return nil, fmt.Errorf("cannot extend service %q in %s: service not found", name, filename)
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}
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if target == nil {
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target = map[string]interface{}{}
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}
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serviceConfig, err := LoadService(name, target.(map[string]interface{}), workingDir, lookupEnv, opts.ResolvePaths, opts.ConvertWindowsPaths)
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if err != nil {
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return nil, err
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@ -547,16 +574,14 @@ func loadServiceWithExtends(filename, name string, servicesDict map[string]inter
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// absolute path.
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baseFileParent := filepath.Dir(*file)
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if baseService.Build != nil {
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// Note that the Dockerfile is always defined relative to the
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// build context, so there's no need to update the Dockerfile field.
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baseService.Build.Context = absPath(baseFileParent, baseService.Build.Context)
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baseService.Build.Context = resolveBuildContextPath(baseFileParent, baseService.Build.Context)
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}
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for i, vol := range baseService.Volumes {
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if vol.Type != types.VolumeTypeBind {
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continue
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}
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baseService.Volumes[i].Source = absPath(baseFileParent, vol.Source)
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baseService.Volumes[i].Source = resolveMaybeUnixPath(vol.Source, baseFileParent, lookupEnv)
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}
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}
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@ -569,6 +594,19 @@ func loadServiceWithExtends(filename, name string, servicesDict map[string]inter
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return serviceConfig, nil
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}
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func resolveBuildContextPath(baseFileParent string, context string) string {
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// Checks if the context is an HTTP(S) URL or a remote git repository URL
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for _, prefix := range []string{"https://", "http://", "git://", "github.com/", "git@"} {
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if strings.HasPrefix(context, prefix) {
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return context
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}
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}
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// Note that the Dockerfile is always defined relative to the
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// build context, so there's no need to update the Dockerfile field.
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return absPath(baseFileParent, context)
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}
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// LoadService produces a single ServiceConfig from a compose file Dict
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// the serviceDict is not validated if directly used. Use Load() to enable validation
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func LoadService(name string, serviceDict map[string]interface{}, workingDir string, lookupEnv template.Mapping, resolvePaths bool, convertPaths bool) (*types.ServiceConfig, error) {
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@ -580,10 +618,6 @@ func LoadService(name string, serviceDict map[string]interface{}, workingDir str
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}
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serviceConfig.Name = name
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if err := resolveEnvironment(serviceConfig, workingDir, lookupEnv); err != nil {
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return nil, err
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}
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for i, volume := range serviceConfig.Volumes {
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if volume.Type != types.VolumeTypeBind {
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continue
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@ -620,48 +654,8 @@ func convertVolumePath(volume types.ServiceVolumeConfig) types.ServiceVolumeConf
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return volume
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}
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func resolveEnvironment(serviceConfig *types.ServiceConfig, workingDir string, lookupEnv template.Mapping) error {
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environment := types.MappingWithEquals{}
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if len(serviceConfig.EnvFile) > 0 {
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if serviceConfig.Environment == nil {
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serviceConfig.Environment = types.MappingWithEquals{}
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}
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for _, envFile := range serviceConfig.EnvFile {
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filePath := absPath(workingDir, envFile)
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file, err := os.Open(filePath)
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if err != nil {
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return err
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}
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b, err := io.ReadAll(file)
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if err != nil {
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return err
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}
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// Do not defer to avoid it inside a loop
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file.Close() //nolint:errcheck
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fileVars, err := dotenv.ParseWithLookup(bytes.NewBuffer(b), dotenv.LookupFn(lookupEnv))
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if err != nil {
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return err
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}
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env := types.MappingWithEquals{}
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for k, v := range fileVars {
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v := v
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env[k] = &v
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}
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environment.OverrideBy(env.Resolve(lookupEnv).RemoveEmpty())
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}
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}
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environment.OverrideBy(serviceConfig.Environment.Resolve(lookupEnv))
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serviceConfig.Environment = environment
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return nil
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}
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func resolveVolumePath(volume types.ServiceVolumeConfig, workingDir string, lookupEnv template.Mapping) types.ServiceVolumeConfig {
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filePath := expandUser(volume.Source, lookupEnv)
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func resolveMaybeUnixPath(path string, workingDir string, lookupEnv template.Mapping) string {
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filePath := expandUser(path, lookupEnv)
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// Check if source is an absolute path (either Unix or Windows), to
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// handle a Windows client with a Unix daemon or vice-versa.
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//
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@ -671,10 +665,21 @@ func resolveVolumePath(volume types.ServiceVolumeConfig, workingDir string, look
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if !paths.IsAbs(filePath) && !isAbs(filePath) {
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filePath = absPath(workingDir, filePath)
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}
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volume.Source = filePath
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return filePath
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}
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func resolveVolumePath(volume types.ServiceVolumeConfig, workingDir string, lookupEnv template.Mapping) types.ServiceVolumeConfig {
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volume.Source = resolveMaybeUnixPath(volume.Source, workingDir, lookupEnv)
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return volume
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}
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func resolveSecretsPath(secret types.SecretConfig, workingDir string, lookupEnv template.Mapping) types.SecretConfig {
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if !secret.External.External && secret.File != "" {
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secret.File = resolveMaybeUnixPath(secret.File, workingDir, lookupEnv)
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}
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return secret
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}
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// TODO: make this more robust
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func expandUser(path string, lookupEnv template.Mapping) string {
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if strings.HasPrefix(path, "~") {
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@ -723,7 +728,7 @@ func LoadNetworks(source map[string]interface{}) (map[string]types.NetworkConfig
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if network.Name != "" {
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return nil, errors.Errorf("network %s: network.external.name and network.name conflict; only use network.name", name)
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}
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logrus.Warnf("network %s: network.external.name is deprecated in favor of network.name", name)
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logrus.Warnf("network %s: network.external.name is deprecated. Please set network.name with external: true", name)
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network.Name = network.External.Name
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network.External.Name = ""
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case network.Name == "":
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@ -782,11 +787,14 @@ func LoadSecrets(source map[string]interface{}, details types.ConfigDetails, res
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return secrets, err
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}
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for name, secret := range secrets {
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obj, err := loadFileObjectConfig(name, "secret", types.FileObjectConfig(secret), details, resolvePaths)
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obj, err := loadFileObjectConfig(name, "secret", types.FileObjectConfig(secret), details, false)
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if err != nil {
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return nil, err
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}
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secretConfig := types.SecretConfig(obj)
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if resolvePaths {
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secretConfig = resolveSecretsPath(secretConfig, details.WorkingDir, details.LookupEnv)
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}
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secrets[name] = secretConfig
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}
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return secrets, nil
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CrazyMax
3 years ago