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main.go
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main.go
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package param
import (
"crypto/tls"
"mjpclab.dev/ghfs/src/middleware"
"mjpclab.dev/ghfs/src/serverError"
"mjpclab.dev/ghfs/src/util"
"os"
"path/filepath"
)
type Param struct {
Root string
EmptyRoot bool
PrefixUrls []string
AutoDirSlash int
DefaultSort string
DirIndexes []string
Aliases [][2]string // [][url-path, fs-path]
// [][username, password]
UsersPlain [][2]string
UsersBase64 [][2]string
UsersMd5 [][2]string
UsersSha1 [][2]string
UsersSha256 [][2]string
UsersSha512 [][2]string
GlobalAuth bool
AuthUrls []string
AuthUrlsUsers [][]string // [][path, user...]
AuthDirs []string
AuthDirsUsers [][]string // [][path, user...]
IndexUrls []string
IndexUrlsUsers [][]string // [][path, user...]
IndexDirs []string
IndexDirsUsers [][]string // [][path, user...]
GlobalUpload bool
UploadUrls []string
UploadUrlsUsers [][]string // [][path, user...]
UploadDirs []string
UploadDirsUsers [][]string // [][path, user...]
GlobalMkdir bool
MkdirUrls []string
MkdirUrlsUsers [][]string // [][path, user...]
MkdirDirs []string
MkdirDirsUsers [][]string // [][path, user...]
GlobalDelete bool
DeleteUrls []string
DeleteUrlsUsers [][]string // [][path, user...]
DeleteDirs []string
DeleteDirsUsers [][]string // [][path, user...]
GlobalArchive bool
ArchiveUrls []string
ArchiveUrlsUsers [][]string // [][path, user...]
ArchiveDirs []string
ArchiveDirsUsers [][]string // [][path, user...]
GlobalCors bool
CorsUrls []string
CorsDirs []string
GlobalRestrictAccess []string
// [][restrict-path, allow-hosts...]
RestrictAccessUrls [][]string
RestrictAccessDirs [][]string
GlobalHeaders [][2]string // [][name, value]
// [][path, (name, value)...]
HeadersUrls [][]string
HeadersDirs [][]string
Certificates []tls.Certificate
Listens []string
ListensPlain []string
ListensTLS []string
HostNames []string
Theme string
ThemeDir string
Hsts bool
HstsMaxAge int
ToHttps bool
ToHttpsPort string
Shows []string
ShowDirs []string
ShowFiles []string
Hides []string
HideDirs []string
HideFiles []string
AccessLog string
ErrorLog string
PreMiddlewares []middleware.Middleware
PostMiddlewares []middleware.Middleware
}
type Params []*Param
func (param *Param) normalize() (errs []error) {
var es []error
var err error
// listens
param.Listens = util.InPlaceDedup(param.Listens)
param.ListensPlain = util.InPlaceDedup(param.ListensPlain)
param.ListensTLS = util.InPlaceDedup(param.ListensTLS)
// root
param.Root, err = filepath.Abs(param.Root)
errs = serverError.AppendError(errs, err)
// aliases
param.Aliases, es = normalizePathMaps(param.Aliases)
errs = append(errs, es...)
// root & empty root && alias
rootAliasIndex := -1
for i := range param.Aliases {
if param.Aliases[i][0] == "/" {
rootAliasIndex = i
break
}
}
if rootAliasIndex >= 0 {
param.EmptyRoot = false
} else if param.EmptyRoot {
param.Root = os.DevNull
param.Aliases = append(param.Aliases, [2]string{"/", os.DevNull})
} else {
param.Aliases = append(param.Aliases, [2]string{"/", param.Root})
}
// url prefixes
param.PrefixUrls = NormalizeUrlPaths(param.PrefixUrls)
// // force dir slash
if param.AutoDirSlash != 0 {
param.AutoDirSlash = NormalizeRedirectCode(param.AutoDirSlash)
}
// dir indexes
param.DirIndexes = normalizeFilenames(param.DirIndexes)
// auth/index/upload/mkdir/delete/archive/cors urls/dirs
param.AuthUrls = NormalizeUrlPaths(param.AuthUrls)
param.AuthDirs = NormalizeFsPaths(param.AuthDirs)
param.IndexUrls = NormalizeUrlPaths(param.IndexUrls)
param.IndexDirs = NormalizeFsPaths(param.IndexDirs)
param.UploadUrls = NormalizeUrlPaths(param.UploadUrls)
param.UploadDirs = NormalizeFsPaths(param.UploadDirs)
param.MkdirUrls = NormalizeUrlPaths(param.MkdirUrls)
param.MkdirDirs = NormalizeFsPaths(param.MkdirDirs)
param.DeleteUrls = NormalizeUrlPaths(param.DeleteUrls)
param.DeleteDirs = NormalizeFsPaths(param.DeleteDirs)
param.ArchiveUrls = NormalizeUrlPaths(param.ArchiveUrls)
param.ArchiveDirs = NormalizeFsPaths(param.ArchiveDirs)
param.CorsUrls = NormalizeUrlPaths(param.CorsUrls)
param.CorsDirs = NormalizeFsPaths(param.CorsDirs)
// auth/index/upload/mkdir/delete/archive urls/dirs users
param.AuthUrlsUsers, es = normalizeAllPathValues(param.AuthUrlsUsers, true, util.NormalizeUrlPath, nil)
errs = append(errs, es...)
param.AuthDirsUsers, es = normalizeAllPathValues(param.AuthDirsUsers, true, filepath.Abs, nil)
errs = append(errs, es...)
param.IndexUrlsUsers, es = normalizeAllPathValues(param.IndexUrlsUsers, false, util.NormalizeUrlPath, nil)
errs = append(errs, es...)
param.IndexDirsUsers, es = normalizeAllPathValues(param.IndexDirsUsers, false, filepath.Abs, nil)
errs = append(errs, es...)
param.UploadUrlsUsers, es = normalizeAllPathValues(param.UploadUrlsUsers, false, util.NormalizeUrlPath, nil)
errs = append(errs, es...)
param.UploadDirsUsers, es = normalizeAllPathValues(param.UploadDirsUsers, false, filepath.Abs, nil)
errs = append(errs, es...)
param.MkdirUrlsUsers, es = normalizeAllPathValues(param.MkdirUrlsUsers, false, util.NormalizeUrlPath, nil)
errs = append(errs, es...)
param.MkdirDirsUsers, es = normalizeAllPathValues(param.MkdirDirsUsers, false, filepath.Abs, nil)
errs = append(errs, es...)
param.DeleteUrlsUsers, es = normalizeAllPathValues(param.DeleteUrlsUsers, false, util.NormalizeUrlPath, nil)
errs = append(errs, es...)
param.DeleteDirsUsers, es = normalizeAllPathValues(param.DeleteDirsUsers, false, filepath.Abs, nil)
errs = append(errs, es...)
param.ArchiveUrlsUsers, es = normalizeAllPathValues(param.ArchiveUrlsUsers, false, util.NormalizeUrlPath, nil)
errs = append(errs, es...)
param.ArchiveDirsUsers, es = normalizeAllPathValues(param.ArchiveDirsUsers, false, filepath.Abs, nil)
errs = append(errs, es...)
// global restrict access, nil to disable, non-nil to enable with allowed hosts
if param.GlobalRestrictAccess != nil {
param.GlobalRestrictAccess = util.ExtractHostsFromUrls(param.GlobalRestrictAccess)
param.GlobalRestrictAccess = util.InPlaceDedup(param.GlobalRestrictAccess)
}
// restrict access
param.RestrictAccessUrls, es = normalizeAllPathValues(param.RestrictAccessUrls, true, util.NormalizeUrlPath, util.ExtractHostsFromUrls)
errs = append(errs, es...)
param.RestrictAccessDirs, es = normalizeAllPathValues(param.RestrictAccessDirs, true, filepath.Abs, util.ExtractHostsFromUrls)
errs = append(errs, es...)
// headers
param.HeadersUrls, es = normalizeAllPathValues(param.HeadersUrls, false, util.NormalizeUrlPath, normalizeHeaders)
errs = append(errs, es...)
param.HeadersDirs, es = normalizeAllPathValues(param.HeadersDirs, false, filepath.Abs, normalizeHeaders)
errs = append(errs, es...)
// hsts & https
if param.Hsts {
param.Hsts = validateHstsPort(param.ListensPlain, param.ListensTLS)
}
if param.ToHttps {
param.ToHttpsPort, param.ToHttps = normalizeToHttpsPort(param.ToHttpsPort, param.ListensTLS)
}
return
}
func NewParams(paramList []Param) (params Params, errs []error) {
params = make(Params, len(paramList))
for i := range params {
copiedParam := paramList[i]
params[i] = &copiedParam
errs = append(errs, params[i].normalize()...)
}
return
}