Files
core/http/handler/diskfs.go
Jan Stabenow eb1cc37456 Add GoSRT & improvements (repo-merge)
Commits (Ingo Oppermann):
- Add experimental SRT connection stats and logs
- Hide /config/reload endpoint in reade-only mode
- Add SRT server
- Create v16 in go.mod
- Fix data races, tests, lint, and update dependencies
- Add trailing slash for routed directories (datarhei/restreamer#340)
- Allow relative URLs in content in static routes

Co-Authored-By: Ingo Oppermann <57445+ioppermann@users.noreply.github.com>
2022-06-23 22:13:58 +02:00

89 lines
2.2 KiB
Go

package handler
import (
"net/http"
"path/filepath"
"github.com/datarhei/core/v16/http/api"
"github.com/datarhei/core/v16/http/cache"
"github.com/datarhei/core/v16/http/handler/util"
"github.com/datarhei/core/v16/io/fs"
"github.com/labstack/echo/v4"
)
// The DiskFSHandler type provides handlers for manipulating a filesystem
type DiskFSHandler struct {
cache cache.Cacher
filesystem fs.Filesystem
}
// NewDiskFS return a new DiskFS type. You have to provide a filesystem to act on and optionally
// a Cacher where files will be purged from if the Cacher is related to the filesystem.
func NewDiskFS(fs fs.Filesystem, cache cache.Cacher) *DiskFSHandler {
return &DiskFSHandler{
cache: cache,
filesystem: fs,
}
}
// GetFile returns the file at the given path
// @Summary Fetch a file from the filesystem
// @Description Fetch a file from the filesystem. If the file is a directory, a index.html is returned, if it exists.
// @ID diskfs-get-file
// @Produce application/data
// @Produce json
// @Param path path string true "Path to file"
// @Success 200 {file} byte
// @Success 301 {string} string
// @Failure 404 {object} api.Error
// @Router /{path} [get]
func (h *DiskFSHandler) GetFile(c echo.Context) error {
path := util.PathWildcardParam(c)
mimeType := c.Response().Header().Get(echo.HeaderContentType)
c.Response().Header().Del(echo.HeaderContentType)
file := h.filesystem.Open(path)
if file == nil {
return api.Err(http.StatusNotFound, "File not found", path)
}
stat, _ := file.Stat()
if stat.IsDir() {
path = filepath.Join(path, "index.html")
file.Close()
file = h.filesystem.Open(path)
if file == nil {
return api.Err(http.StatusNotFound, "File not found", path)
}
stat, _ = file.Stat()
}
defer file.Close()
c.Response().Header().Set("Last-Modified", stat.ModTime().UTC().Format("Mon, 02 Jan 2006 15:04:05 GMT"))
if path, ok := stat.IsLink(); ok {
path = filepath.Clean("/" + path)
if path[0] == '/' {
path = path[1:]
}
return c.Redirect(http.StatusMovedPermanently, path)
}
c.Response().Header().Set(echo.HeaderContentType, mimeType)
if c.Request().Method == "HEAD" {
return c.Blob(http.StatusOK, "application/data", nil)
}
return c.Stream(http.StatusOK, "application/data", file)
}