Add support for providers

Signed-off-by: ChrsMark <[email protected]>

Author: ChrsMark

.chloggen/components_cmd_add_providers.yaml

@@ -0,0 +1,25 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern, (e.g. otlpreceiver)
+component: otelcol
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Adds support for listing config providers in components command's output
+
+# One or more tracking issues or pull requests related to the change
+issues: [11570]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:
+
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: [user]

cmd/builder/internal/builder/templates/main.go.tmpl

@@ -33,7 +33,11 @@ func main() {
 					{{- range .ConfmapProviders}}
 					{{.Name}}.NewFactory(),
 					{{- end}}
-				},
+				}, ProviderModules: map[string]string{
+                    {{- range .ConfmapProviders}}
+                    "{{.Name}}": "{{.GoMod}}",
+                    {{- end}}
+                },
 				{{- if .ConfmapConverters }}
 				ConverterFactories: []confmap.ConverterFactory{
 					{{- range .ConfmapConverters}}

cmd/otelcorecol/main.go

@@ -39,6 +39,9 @@ type ResolverSettings struct {
 	// It is required to have at least one factory.
 	ProviderFactories []ProviderFactory
 
+	// ProviderModules maps provider types to their respective go modules.
+	ProviderModules map[string]string
+
 	// DefaultScheme is the scheme that is used if ${} syntax is used but no schema is provided.
 	// If no DefaultScheme is set, ${} with no schema will not be expanded.
 	// It is strongly recommended to set "env" as the default scheme to align with the

confmap/resolver.go

@@ -24,13 +24,19 @@ type componentWithStability struct {
 	Stability map[string]string
 }
 
+type componentWithoutStability struct {
+	Name   string
+	Module string
+}
+
 type componentsOutput struct {
 	BuildInfo  component.BuildInfo
 	Receivers  []componentWithStability
 	Processors []componentWithStability
 	Exporters  []componentWithStability
 	Connectors []componentWithStability
 	Extensions []componentWithStability
+	Providers  []componentWithoutStability
 }
 
 // newComponentsCommand constructs a new components command using the given CollectorSettings.
@@ -109,6 +115,18 @@ func newComponentsCommand(set CollectorSettings) *cobra.Command {
 				})
 			}
 			components.BuildInfo = set.BuildInfo
+
+			confmapProviderFactories := set.ConfigProviderSettings.ResolverSettings.ProviderFactories
+			for _, confmapProvider := range confmapProviderFactories {
+				provider := confmapProvider.Create(set.ConfigProviderSettings.ResolverSettings.ProviderSettings)
+				scheme := provider.Scheme()
+				module := set.ConfigProviderSettings.ResolverSettings.ProviderModules[scheme+"provider"]
+				components.Providers = append(components.Providers, componentWithoutStability{
+					Name:   scheme,
+					Module: module,
+				})
+			}
+
 			yamlData, err := yaml.Marshal(components)
 			if err != nil {
 				return err