move server into seperate package

config.go

@@ -0,0 +1,65 @@
+package cacheproxy
+
+import (
+	"regexp"
+	"time"
+)
+
+type UpstreamMatch struct {
+	Match   string `yaml:"match"`
+	Replace string `yaml:"replace"`
+}
+
+type Upstream struct {
+	Server string        `yaml:"server"`
+	Match  UpstreamMatch `yaml:"match"`
+}
+
+func (upstream Upstream) GetPath(orig string) (string, bool, error) {
+	if upstream.Match.Match == "" || upstream.Match.Replace == "" {
+		return orig, true, nil
+	}
+	matcher, err := regexp.Compile(upstream.Match.Match)
+	if err != nil {
+		return "", false, err
+	}
+	return matcher.ReplaceAllString(orig, upstream.Match.Replace), matcher.MatchString(orig), nil
+}
+
+type LocalStorage struct {
+	Path                 string `yaml:"path"`
+	TemporaryFilePattern string `yaml:"temporary-file-pattern"`
+}
+
+type Accel struct {
+	EnableByHeader      string   `yaml:"enable-by-header"`
+	ResponseWithHeaders []string `yaml:"response-with-headers"`
+}
+
+type Storage struct {
+	Type  string        `yaml:"type"`
+	Local *LocalStorage `yaml:"local"`
+	Accel Accel         `yaml:"accel"`
+}
+
+type CachePolicyOnPath struct {
+	Match        string `yaml:"match"`
+	RefreshAfter string `yaml:"refresh-after"`
+}
+
+type Cache struct {
+	RefreshAfter time.Duration       `yaml:"refresh-after"`
+	Policies     []CachePolicyOnPath `yaml:"policies"`
+}
+
+type MiscConfig struct {
+	FirstChunkBytes uint64 `yaml:"first-chunk-bytes"`
+	ChunkBytes      uint64 `yaml:"chunk-bytes"`
+}
+
+type Config struct {
+	Upstreams []Upstream `yaml:"upstream"`
+	Storage   Storage    `yaml:"storage"`
+	Cache     Cache      `yaml:"cache"`
+	Misc      MiscConfig `yaml:"misc"`
+}