new 1
This commit is contained in:
“xHuPo”
parent
9d86fd33c6
commit
da94a4b7b0
7 changed files with 133 additions and 246 deletions
246
caddyfile.go
246
caddyfile.go
|
|
@ -1,246 +0,0 @@
|
|||
package pages
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/alecthomas/units"
|
||||
"github.com/caddyserver/caddy/v2"
|
||||
"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
|
||||
"github.com/caddyserver/caddy/v2/caddyconfig/httpcaddyfile"
|
||||
"github.com/caddyserver/caddy/v2/modules/caddyhttp"
|
||||
"github.com/d7z-project/caddy-gitea-pages/pages"
|
||||
"github.com/pkg/errors"
|
||||
"go.uber.org/zap"
|
||||
"io"
|
||||
"net/http"
|
||||
"os"
|
||||
"strconv"
|
||||
"strings"
|
||||
"time"
|
||||
)
|
||||
|
||||
func init() {
|
||||
middle := &Middleware{
|
||||
Config: &pages.MiddlewareConfig{},
|
||||
}
|
||||
caddy.RegisterModule(middle)
|
||||
httpcaddyfile.RegisterHandlerDirective("gitea", parseCaddyfile(middle))
|
||||
}
|
||||
|
||||
func (m *Middleware) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
|
||||
for d.Next() {
|
||||
for n := d.Nesting(); d.NextBlock(n); {
|
||||
switch d.Val() {
|
||||
case "server":
|
||||
d.Args(&m.Config.Server)
|
||||
case "token":
|
||||
d.Args(&m.Config.Token)
|
||||
case "cache":
|
||||
remainingArgs := d.RemainingArgs()
|
||||
if len(remainingArgs) != 3 {
|
||||
return d.Errf("expected 3 argument for 'cache'; got %v", remainingArgs)
|
||||
}
|
||||
var err error
|
||||
m.Config.CacheTimeout, err = time.ParseDuration(remainingArgs[0])
|
||||
if err != nil {
|
||||
return d.Errf("invalid duration: %v", err)
|
||||
}
|
||||
m.Config.CacheRefresh, err = time.ParseDuration(remainingArgs[1])
|
||||
if err != nil {
|
||||
return d.Errf("invalid duration: %v", err)
|
||||
}
|
||||
size, err := units.ParseBase2Bytes(remainingArgs[2])
|
||||
if err != nil {
|
||||
return d.Errf("invalid CacheSize: %v", err)
|
||||
}
|
||||
m.Config.CacheMaxSize = int(size)
|
||||
case "domain":
|
||||
d.Args(&m.Config.Domain)
|
||||
case "alias":
|
||||
remainingArgs := d.RemainingArgs()
|
||||
if len(remainingArgs) == 0 {
|
||||
return d.Errf("expected 2 argument for 'alias'; got %v", remainingArgs)
|
||||
}
|
||||
if len(remainingArgs) == 1 {
|
||||
m.Config.Alias = remainingArgs[0]
|
||||
}
|
||||
if len(remainingArgs) == 2 && remainingArgs[1] == "shared" {
|
||||
m.Config.Alias = remainingArgs[0]
|
||||
m.Config.SharedAlias = true
|
||||
}
|
||||
case "headers":
|
||||
if d.NextArg() {
|
||||
return d.ArgErr()
|
||||
}
|
||||
for nesting := d.Nesting(); d.NextBlock(nesting); {
|
||||
args := []string{d.Val()}
|
||||
args = append(args, d.RemainingArgs()...)
|
||||
if len(args) != 2 {
|
||||
return d.Errf("expected 2 arguments, got %d", len(args))
|
||||
}
|
||||
if m.Config.CustomHeaders == nil {
|
||||
m.Config.CustomHeaders = make(map[string]string)
|
||||
}
|
||||
m.Config.CustomHeaders[args[0]] = args[1]
|
||||
}
|
||||
case "errors":
|
||||
if d.NextArg() {
|
||||
return d.ArgErr()
|
||||
}
|
||||
for nesting := d.Nesting(); d.NextBlock(nesting); {
|
||||
args := []string{d.Val()}
|
||||
args = append(args, d.RemainingArgs()...)
|
||||
if len(args) != 2 {
|
||||
return d.Errf("expected 2 arguments, got %d", len(args))
|
||||
}
|
||||
body, err := parseBody(args[1])
|
||||
if err != nil {
|
||||
return d.Errf("failed to parse %s: %v", args[0], err)
|
||||
}
|
||||
if m.Config.ErrorPages == nil {
|
||||
m.Config.ErrorPages = make(map[string]string)
|
||||
}
|
||||
m.Config.ErrorPages[strings.ToLower(args[0])] = body
|
||||
}
|
||||
case "redirect":
|
||||
remainingArgs := d.RemainingArgs()
|
||||
if len(remainingArgs) != 2 {
|
||||
return d.Errf("expected 2 arguments, got %d", len(remainingArgs))
|
||||
}
|
||||
code, err := strconv.Atoi(remainingArgs[1])
|
||||
if err != nil {
|
||||
return d.WrapErr(err)
|
||||
}
|
||||
m.Config.AutoRedirect = &pages.AutoRedirect{
|
||||
Enabled: true,
|
||||
Scheme: remainingArgs[0],
|
||||
Code: code,
|
||||
}
|
||||
default:
|
||||
return d.Errf("unrecognized subdirective '%s'", d.Val())
|
||||
}
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func parseBody(path string) (string, error) {
|
||||
fileData, err := os.ReadFile(path)
|
||||
if err == nil {
|
||||
return string(fileData), nil
|
||||
} else if strings.HasPrefix(path, "http://") ||
|
||||
strings.HasPrefix(path, "https://") {
|
||||
resp, err := http.Get(path)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
if resp.StatusCode != http.StatusOK {
|
||||
return "", errors.New(resp.Status)
|
||||
}
|
||||
all, err := io.ReadAll(resp.Body)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
return string(all), nil
|
||||
}
|
||||
return "", err
|
||||
}
|
||||
|
||||
func parseCaddyfile(middleware *Middleware) func(httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) {
|
||||
return func(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) {
|
||||
err := middleware.UnmarshalCaddyfile(h.Dispenser)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if middleware.Config.ErrorPages == nil {
|
||||
middleware.Config.ErrorPages = make(map[string]string)
|
||||
}
|
||||
if middleware.Config.CustomHeaders == nil {
|
||||
middleware.Config.CustomHeaders = make(map[string]string)
|
||||
}
|
||||
if middleware.Config.AutoRedirect == nil {
|
||||
middleware.Config.AutoRedirect = &pages.AutoRedirect{
|
||||
Enabled: false,
|
||||
}
|
||||
}
|
||||
if middleware.Config.CacheRefresh <= 0 {
|
||||
middleware.Config.CacheRefresh = 1 * time.Minute
|
||||
}
|
||||
if middleware.Config.CacheTimeout <= 0 {
|
||||
middleware.Config.CacheTimeout = 3 * time.Minute
|
||||
}
|
||||
if middleware.Config.CacheMaxSize <= 0 {
|
||||
middleware.Config.CacheMaxSize = 3 * 1024 * 1024
|
||||
}
|
||||
return middleware, nil
|
||||
}
|
||||
}
|
||||
|
||||
type Middleware struct {
|
||||
Config *pages.MiddlewareConfig `json:"config"`
|
||||
Logger *zap.Logger `json:"-"`
|
||||
Client *pages.PageClient `json:"-"`
|
||||
}
|
||||
|
||||
func (m *Middleware) ServeHTTP(
|
||||
writer http.ResponseWriter,
|
||||
request *http.Request,
|
||||
handler caddyhttp.Handler,
|
||||
) error {
|
||||
|
||||
type stackTracer interface {
|
||||
StackTrace() errors.StackTrace
|
||||
}
|
||||
err := m.Client.Route(writer, request)
|
||||
if errors.Is(err, pages.ErrorNotMatches) {
|
||||
return handler.ServeHTTP(writer, request)
|
||||
} else {
|
||||
if err != nil {
|
||||
if err, ok := err.(stackTracer); ok {
|
||||
for _, f := range err.StackTrace() {
|
||||
fmt.Printf("%+s:%d\n", f, f)
|
||||
}
|
||||
}
|
||||
}
|
||||
return err
|
||||
}
|
||||
}
|
||||
|
||||
func (m *Middleware) CaddyModule() caddy.ModuleInfo {
|
||||
return caddy.ModuleInfo{
|
||||
ID: "http.handlers.gitea",
|
||||
New: func() caddy.Module {
|
||||
return new(Middleware)
|
||||
},
|
||||
}
|
||||
}
|
||||
|
||||
func (m *Middleware) Validate() error {
|
||||
return m.Client.Validate()
|
||||
}
|
||||
|
||||
func (m *Middleware) Cleanup() error {
|
||||
m.Logger.Info("cleaning up gitea middleware.")
|
||||
return m.Client.Close()
|
||||
}
|
||||
|
||||
func (m *Middleware) Provision(ctx caddy.Context) error {
|
||||
var err error
|
||||
m.Logger = ctx.Logger() // g.Logger is a *zap.Logger
|
||||
m.Client, err = pages.NewPageClient(
|
||||
m.Config,
|
||||
m.Logger,
|
||||
)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
var (
|
||||
_ caddy.Provisioner = (*Middleware)(nil)
|
||||
_ caddy.CleanerUpper = (*Middleware)(nil)
|
||||
_ caddy.Validator = (*Middleware)(nil)
|
||||
_ caddyhttp.MiddlewareHandler = (*Middleware)(nil)
|
||||
_ caddyfile.Unmarshaler = (*Middleware)(nil)
|
||||
)
|
||||
1
main.go
Normal file
1
main.go
Normal file
|
|
@ -0,0 +1 @@
|
|||
package main
|
||||
79
pages/config.go
Normal file
79
pages/config.go
Normal file
|
|
@ -0,0 +1,79 @@
|
|||
package pages
|
||||
|
||||
import (
|
||||
"flag"
|
||||
"fmt"
|
||||
"os"
|
||||
|
||||
"gopkg.in/yaml.v3"
|
||||
)
|
||||
|
||||
type Config struct {
|
||||
GiteaServer string `yaml:"server" json:"server"`
|
||||
GiteaToken string `yaml:"token" json:"token"`
|
||||
GiteaBranch string `yaml:"branch" json:"branch"`
|
||||
PageBaseDomain string `yaml:"domain" json:"domain"`
|
||||
ConfigPath string `yaml:"config" json:"config"`
|
||||
}
|
||||
|
||||
var DefauleConfig = Config{
|
||||
GiteaServer: DefaultGiteaServer,
|
||||
GiteaToken: DefaultGiteaToken,
|
||||
GiteaBranch: DefaultGiteaBranch,
|
||||
PageBaseDomain: DefaultPageBaseDomain,
|
||||
ConfigPath: DefauleConfigPath,
|
||||
}
|
||||
|
||||
func ParseEnvs() *Config {
|
||||
config := &Config{}
|
||||
config.GiteaServer = GetEnvStr(ENV_PAGE_GiteaServer, DefaultGiteaServer)
|
||||
config.GiteaToken = GetEnvStr(ENV_PAGE_GiteaToken, DefaultGiteaToken)
|
||||
config.GiteaBranch = GetEnvStr(ENV_PAGE_GiteaBranch, DefaultGiteaBranch)
|
||||
config.PageBaseDomain = GetEnvStr(ENV_PAGE_PageBaseDomain, DefaultPageBaseDomain)
|
||||
|
||||
config.ConfigPath = GetEnvStr(ENV_PAGE_ConfigPath, DefauleConfigPath)
|
||||
return config
|
||||
}
|
||||
|
||||
func ParseFile(config *Config) error {
|
||||
c, err := os.ReadFile(config.ConfigPath)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
return yaml.Unmarshal(c, &config)
|
||||
}
|
||||
|
||||
func mergeConfig(cli, file, envs, defaultKey Config) Config {
|
||||
config := defaultKey
|
||||
|
||||
config.GiteaServer = GetStr(cli.GiteaServer, file.GiteaServer, envs.GiteaServer, defaultKey.GiteaServer)
|
||||
config.GiteaToken = GetStr(cli.GiteaToken, file.GiteaToken, envs.GiteaToken, defaultKey.GiteaToken)
|
||||
config.GiteaBranch = GetStr(cli.GiteaBranch, file.GiteaBranch, envs.GiteaBranch, defaultKey.GiteaBranch)
|
||||
config.PageBaseDomain = GetStr(cli.PageBaseDomain, file.PageBaseDomain, envs.PageBaseDomain, defaultKey.PageBaseDomain)
|
||||
config.ConfigPath = GetStr(cli.ConfigPath, file.ConfigPath, envs.ConfigPath, defaultKey.ConfigPath)
|
||||
|
||||
return config
|
||||
}
|
||||
|
||||
func ParseCli(config *Config) {
|
||||
flag.StringVar(&config.GiteaServer, "server", config.GiteaServer, "gitea server")
|
||||
flag.StringVar(&config.GiteaToken, "token", config.GiteaToken, "gitea token")
|
||||
flag.StringVar(&config.GiteaBranch, "branch", config.GiteaBranch, "gitea branch")
|
||||
flag.StringVar(&config.PageBaseDomain, "domain", config.PageBaseDomain, "page base domain")
|
||||
flag.StringVar(&config.ConfigPath, "config", config.ConfigPath, "config path")
|
||||
flag.Parse()
|
||||
}
|
||||
|
||||
func Parse() Config {
|
||||
var config Config = DefauleConfig
|
||||
|
||||
envs := ParseEnvs()
|
||||
err := ParseFile(&config)
|
||||
if err != nil {
|
||||
fmt.Printf("Faild to parse config file: %v\n", err)
|
||||
}
|
||||
cli := Config{}
|
||||
ParseCli(&cli)
|
||||
|
||||
return mergeConfig(cli, config, *envs, DefauleConfig)
|
||||
}
|
||||
7
pages/config.yaml
Normal file
7
pages/config.yaml
Normal file
|
|
@ -0,0 +1,7 @@
|
|||
gitea:
|
||||
server: "https://gitea.com"
|
||||
token: "1234"
|
||||
branch: "public"
|
||||
|
||||
page:
|
||||
domain: "example.com"
|
||||
19
pages/const.go
Normal file
19
pages/const.go
Normal file
|
|
@ -0,0 +1,19 @@
|
|||
package pages
|
||||
|
||||
const (
|
||||
DefaultGiteaServer = "https://gitea.com"
|
||||
DefaultGiteaToken = ""
|
||||
DefaultGiteaBranch = "public"
|
||||
|
||||
DefaultPageBaseDomain = "example.com"
|
||||
|
||||
DefauleConfigPath = "./config.yaml"
|
||||
|
||||
ENV_PAGE_GiteaServer = "GiteaServer"
|
||||
ENV_PAGE_GiteaToken = "GiteaToken"
|
||||
ENV_PAGE_GiteaBranch = "GiteaBranch"
|
||||
|
||||
ENV_PAGE_PageBaseDomain = "PageBaseDomain"
|
||||
|
||||
ENV_PAGE_ConfigPath = "PageConfigPath"
|
||||
)
|
||||
2
pages/env.go
Normal file
2
pages/env.go
Normal file
|
|
@ -0,0 +1,2 @@
|
|||
package pages
|
||||
|
||||
25
pages/utils.go
Normal file
25
pages/utils.go
Normal file
|
|
@ -0,0 +1,25 @@
|
|||
package pages
|
||||
|
||||
import (
|
||||
"os"
|
||||
"strings"
|
||||
)
|
||||
|
||||
func GetStr(key ...string) string {
|
||||
for _, k := range key {
|
||||
value := strings.TrimSpace(k)
|
||||
if value != "" {
|
||||
return value
|
||||
}
|
||||
}
|
||||
return ""
|
||||
}
|
||||
|
||||
func GetEnvStr(key, defaultKey string) string {
|
||||
v, ok := os.LookupEnv(key)
|
||||
if !ok {
|
||||
return defaultKey
|
||||
}
|
||||
value := strings.TrimSpace(v)
|
||||
return value
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue