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add option to configure min size to cache proxy

This commit is contained in:
blek 2023-11-05 15:25:21 +10:00
parent 3902d2aecb
commit 354163a000
Signed by: blek
GPG Key ID: 14546221E3595D0C
4 changed files with 21 additions and 3 deletions
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1
resource/go.mod
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@ -5,6 +5,7 @@ go 1.21.3
require ( require (
github.com/BurntSushi/toml v1.3.2 // indirect github.com/BurntSushi/toml v1.3.2 // indirect
github.com/andybalholm/brotli v1.0.5 // indirect github.com/andybalholm/brotli v1.0.5 // indirect
github.com/dustin/go-humanize v1.0.1 // indirect
github.com/gofiber/fiber/v2 v2.50.0 // indirect github.com/gofiber/fiber/v2 v2.50.0 // indirect
github.com/google/uuid v1.3.1 // indirect github.com/google/uuid v1.3.1 // indirect
github.com/klauspost/compress v1.16.7 // indirect github.com/klauspost/compress v1.16.7 // indirect

2
resource/go.sum
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@ -2,6 +2,8 @@ github.com/BurntSushi/toml v1.3.2 h1:o7IhLm0Msx3BaB+n3Ag7L8EVlByGnpq14C4YWiu/gL8
github.com/BurntSushi/toml v1.3.2/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ= github.com/BurntSushi/toml v1.3.2/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs= github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig= github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
github.com/gofiber/fiber/v2 v2.50.0 h1:ia0JaB+uw3GpNSCR5nvC5dsaxXjRU5OEu36aytx+zGw= github.com/gofiber/fiber/v2 v2.50.0 h1:ia0JaB+uw3GpNSCR5nvC5dsaxXjRU5OEu36aytx+zGw=
github.com/gofiber/fiber/v2 v2.50.0/go.mod h1:21eytvay9Is7S6z+OgPi7c7n4++tnClWmhpimVHMimw= github.com/gofiber/fiber/v2 v2.50.0/go.mod h1:21eytvay9Is7S6z+OgPi7c7n4++tnClWmhpimVHMimw=
github.com/google/uuid v1.3.1 h1:KjJaJ9iWZ3jOFZIf1Lqf4laDRCasjl0BCmnEGxkdLb4= github.com/google/uuid v1.3.1 h1:KjJaJ9iWZ3jOFZIf1Lqf4laDRCasjl0BCmnEGxkdLb4=

16
resource/main.go
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@ -12,6 +12,7 @@ import (
import ( import (
"github.com/BurntSushi/toml" "github.com/BurntSushi/toml"
"github.com/gofiber/fiber/v2" "github.com/gofiber/fiber/v2"
"github.com/dustin/go-humanize"
) )
type Resource struct { type Resource struct {
@ -24,8 +25,9 @@ func (self Resource) Get() ([]byte, error) {
} }
type ResourceDConfig struct { type ResourceDConfig struct {
Enabled bool `toml:"enabled"` Enabled bool `toml:"enabled"`
ListenURL string `toml:"listen_url"` ListenURL string `toml:"listen_url"`
ProxyCacheMinSize string `toml:"proxy_cache_min_size",default:5MB`
} }
type Config struct { type Config struct {
@ -58,12 +60,16 @@ func (self Resource) GetProxied() ([]byte, error) {
buf, err := ioutil.ReadAll(resp.Body) buf, err := ioutil.ReadAll(resp.Body)
if err != nil { return make([]byte, 0, 0), err } if err != nil { return make([]byte, 0, 0), err }
ProxyResourceCache[self.Url] = buf // cache only those that are less than 5 mb
if len(buf) > ProxyCacheMinSize {
ProxyResourceCache[self.Url] = buf
}
return buf, nil return buf, nil
} }
var ProxyResourceCache map[string][]byte = make(map[string][]byte) var ProxyResourceCache map[string][]byte = make(map[string][]byte)
var ProxyCacheMinSize int
func main() { func main() {
var conf Config var conf Config
@ -75,6 +81,10 @@ func main() {
if err != nil { panic(err) } if err != nil { panic(err) }
_ = a _ = a
cache_min, err := humanize.ParseBytes(conf.ResourceD.ProxyCacheMinSize)
if err != nil { panic(err) }
ProxyCacheMinSize = int(cache_min)
conf.Validate() conf.Validate()
app := fiber.New(fiber.Config { app := fiber.New(fiber.Config {

5
resource/resourced.toml.example
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@ -11,6 +11,11 @@ Enabled=true
# URL to listen on # URL to listen on
ListenUrl="0.0.0.0:80" ListenUrl="0.0.0.0:80"
# Minibal size of a file to be cached
# File size is parsed via this library:
# https://github.com/dustin/go-humanize
proxy_cache_min_size="5MB"
# Resource ID must be like a java package name # Resource ID must be like a java package name
# At least one X.X. is required # At least one X.X. is required
# #