v0.5.0-rc5: added proxy.exclude label, refactored some code

docs/docker.md

@@ -88,6 +88,7 @@
 | Label                   | Description                                              | Default          |
 | ----------------------- | -------------------------------------------------------- | ---------------- |
 | `proxy.aliases`         | comma separated aliases for subdomain and label matching | `container_name` |
+| `proxy.exclude`         | to be excluded from `go-proxy`                           | false            |
 | `proxy.<alias>.<field>` | set field for specific alias                             | N/A              |
 | `proxy.*.<field>`       | set field for all aliases                                | N/A              |
 

src/autocert/provider.go

@@ -114,7 +114,7 @@ func (p *Provider) LoadCert() E.NestedError {
 	p.tlsCert = &cert
 	p.certExpiries = expiries
 
-	logger.Infof("next renewal in %v", time.Until(p.ShouldRenewOn()))
+	logger.Infof("next renewal in %v", U.FormatDuration(time.Until(p.ShouldRenewOn())))
 	return p.renewIfNeeded()
 }
 

src/common/env.go

@@ -2,17 +2,13 @@ package common
 
 import (
 	"os"
-	"strings"
+
+	U "github.com/yusing/go-proxy/utils"
 )
 
 var NoSchemaValidation = getEnvBool("GOPROXY_NO_SCHEMA_VALIDATION")
 var IsDebug = getEnvBool("GOPROXY_DEBUG")
 
 func getEnvBool(key string) bool {
-	switch strings.ToLower(os.Getenv(key)) {
-	case "1", "true", "yes", "on":
-		return true
-	default:
-		return false
-	}
+	return U.ParseBool(os.Getenv(key))
 }

src/docker/label_parser.go

@@ -60,7 +60,6 @@ const NSProxy = "proxy"
 
 var _ = func() int {
 	RegisterNamespace(NSProxy, ValueParserMap{
-		"aliases":       commaSepParser,
 		"path_patterns": yamlListParser,
 		"set_headers":   yamlStringMappingParser,
 		"hide_headers":  yamlListParser,

src/proxy/provider/constants.go

@@ -1,3 +0,0 @@
-package provider
-
-const wildcardAlias = "*"

src/proxy/provider/docker_provider.go

@@ -10,6 +10,7 @@ import (
 	E "github.com/yusing/go-proxy/error"
 	M "github.com/yusing/go-proxy/models"
 	PT "github.com/yusing/go-proxy/proxy/fields"
+	U "github.com/yusing/go-proxy/utils"
 	W "github.com/yusing/go-proxy/watcher"
 )
 
@@ -72,6 +73,12 @@ func (p *DockerProvider) getEntriesFromLabels(container *types.Container, client
 	var mainAlias string
 	var aliases PT.Aliases
 
+	if exclude, ok := container.Labels[D.NSProxy+".exclude"]; ok {
+		if U.ParseBool(exclude) {
+			return M.NewProxyEntries(), E.Nil()
+		}
+	}
+
 	// set mainAlias to docker compose service name if available
 	if serviceName, ok := container.Labels["com.docker.compose.service"]; ok {
 		mainAlias = serviceName
@@ -84,9 +91,9 @@ func (p *DockerProvider) getEntriesFromLabels(container *types.Container, client
 		mainAlias = containerName
 	}
 
-	if l, ok := container.Labels["proxy.aliases"]; ok {
+	if l, ok := container.Labels[D.NSProxy+".aliases"]; ok {
 		aliases = PT.NewAliases(l)
-		delete(container.Labels, "proxy.aliases")
+		delete(container.Labels, D.NSProxy+"proxy.aliases")
 	} else {
 		aliases = PT.NewAliases(mainAlias)
 	}
@@ -157,3 +164,5 @@ func findFirstPort(c *types.Container) (string, E.NestedError) {
 	}
 	return "", E.Failure("findFirstPort")
 }
+
+const wildcardAlias = "*"

src/utils/format.go

@@ -20,16 +20,16 @@ func FormatDuration(d time.Duration) string {
 	var parts []string
 
 	if days > 0 {
-		parts = append(parts, fmt.Sprintf("%d Day%s", days, pluralize(days)))
+		parts = append(parts, fmt.Sprintf("%d day%s", days, pluralize(days)))
 	}
 	if hours > 0 {
-		parts = append(parts, fmt.Sprintf("%d Hour%s", hours, pluralize(hours)))
+		parts = append(parts, fmt.Sprintf("%d hour%s", hours, pluralize(hours)))
 	}
 	if minutes > 0 {
-		parts = append(parts, fmt.Sprintf("%d Minute%s", minutes, pluralize(minutes)))
+		parts = append(parts, fmt.Sprintf("%d minute%s", minutes, pluralize(minutes)))
 	}
 	if seconds > 0 {
-		parts = append(parts, fmt.Sprintf("%d Second%s", seconds, pluralize(seconds)))
+		parts = append(parts, fmt.Sprintf("%d second%s", seconds, pluralize(seconds)))
 	}
 
 	// Join the parts with appropriate connectors
@@ -42,6 +42,15 @@ func FormatDuration(d time.Duration) string {
 	return strings.Join(parts[:len(parts)-1], ", ") + " and " + parts[len(parts)-1]
 }
 
+func ParseBool(s string) bool {
+	switch strings.ToLower(s) {
+	case "1", "true", "yes", "on":
+		return true
+	default:
+		return false
+	}
+}
+
 func pluralize(n int64) string {
 	if n > 1 {
 		return "s"

src/utils/schema.go

@@ -2,7 +2,6 @@ package utils
 
 import (
 	"github.com/santhosh-tekuri/jsonschema"
-	"github.com/yusing/go-proxy/common"
 )
 
 var schemaCompiler = func() *jsonschema.Compiler {
@@ -11,16 +10,13 @@ var schemaCompiler = func() *jsonschema.Compiler {
 	return c
 }()
 
-var schemaStorage = make(map[string] *jsonschema.Schema)
+var schemaStorage = make(map[string]*jsonschema.Schema)
 
 func GetSchema(path string) *jsonschema.Schema {
-	if common.NoSchemaValidation {
-		panic("bug: GetSchema called when schema validation disabled")
-	}
 	if schema, ok := schemaStorage[path]; ok {
 		return schema
 	}
 	schema := schemaCompiler.MustCompile(path)
 	schemaStorage[path] = schema
 	return schema
-}
+}