func initFileSystems() (fss []fsi.FileSystem, c aetest.Context) {
var err error
c, err = aetest.NewContext(nil)
if err != nil {
log.Fatal(err)
}
// defer c.Close()
// Not here, but instead at the start of the test-funcs
// We cant make variadic options generic,
// since they need the concrete filesystem type.
fs1 := dsfs.New(
dsfs.MountName(dsfs.MountPointLast()),
dsfs.AeContext(c),
)
fs3 := osfs.New()
fs4 := memfs.New(
memfs.Ident("m"),
)
fss = []fsi.FileSystem{fs1, fs3, fs4}
return fss, c
}
func deleteAll(w http.ResponseWriter, r *http.Request, m map[string]interface{}) {
lg, _ := loghttp.BuffLoggerUniversal(w, r)
err := r.ParseForm()
lg(err)
wpf(w, tplx.ExecTplHelper(tplx.Head, map[string]interface{}{"HtmlTitle": "Delete all filesystem data"}))
defer wpf(w, tplx.Foot)
confirm := r.FormValue("confirm")
if confirm != "yes" {
wpf(w, "All dsfs contents are deletes. All memfs contents are deleted<br>\n")
wpf(w, "Put a get param into the URL ?confirm - and set it to 'yes'<br>\n")
wpf(w, "Put a get param 'mountname' into url; i.e. mountname=mntftch<br>\n")
return
}
wpf(w, "<pre>\n")
defer wpf(w, "\n</pre>")
//
//
fs := dsfs.New(
dsfs.AeContext(appengine.NewContext(r)),
)
mountName := r.FormValue("mountname")
if mountName != "" {
wpf(w, "mountame = "+mountName+"\n")
fs = dsfs.New(
dsfs.AeContext(appengine.NewContext(r)),
dsfs.MountName(mountName),
)
}
wpf(w, "dsfs:\n")
msg, err := fs.DeleteAll()
if err != nil {
wpf(w, "err during delete %v\n", err)
}
wpf(w, msg)
memMapFileSys = memfs.New()
wpf(w, "\n")
wpf(w, "memMapFs new")
// cleanup must be manual
osFileSys = osfs.New()
}
func GetFS(c context.Context, whichType int) (fs fsi.FileSystem) {
switch whichType {
case 0:
// re-instantiation would delete contents
fs = fsi.FileSystem(memMapFileSys)
case 1:
// must be re-instantiated for each request
dsFileSys := dsfs.New(dsfs.DirSort("byDateDesc"), dsfs.MountName("mntTest"), dsfs.AeContext(c))
fs = fsi.FileSystem(dsFileSys)
case 2:
osFileSys := osfs.New(osfs.DirSort("byDateDesc"))
fs = fsi.FileSystem(osFileSys)
os.Chdir(logDir)
default:
panic("invalid whichType ")
}
return
}
// GetFS instantiates a filesystem, depending on whichtype
func GetFS(c context.Context) (fs fsi.FileSystem) {
switch whichType {
case 0:
// must be re-instantiated for each request
docRoot = ""
dsFileSys := dsfs.New(dsfs.DirSort("byDateDesc"), dsfs.MountName(mountName), dsfs.AeContext(c))
fs = fsi.FileSystem(dsFileSys)
case 1:
docRoot = "c:/docroot/"
os.Chdir(docRoot)
osFileSys := osfs.New(osfs.DirSort("byDateDesc"))
fs = fsi.FileSystem(osFileSys)
case 2:
// re-instantiation would delete contents
docRoot = ""
fs = fsi.FileSystem(memMapFileSys)
default:
panic("invalid whichType ")
}
return
}
"bytes"
"net/http"
"strconv"
"github.com/pbberlin/tools/net/http/tplx"
"github.com/pbberlin/tools/os/fsi"
"github.com/pbberlin/tools/os/fsi/dsfs"
"github.com/pbberlin/tools/os/fsi/memfs"
"github.com/pbberlin/tools/os/fsi/osfs"
"github.com/pbberlin/tools/os/fsi/tests"
"golang.org/x/net/context"
"google.golang.org/appengine"
)
var memMapFileSys = memfs.New()
var osFileSys = osfs.New()
// var dsFileSys = // cannot be instantiated without ae.context
var whichType = 0
func setFSType(w http.ResponseWriter, r *http.Request, m map[string]interface{}) {
wpf(w, tplx.ExecTplHelper(tplx.Head, map[string]interface{}{"HtmlTitle": "Set filesystem type"}))
defer wpf(w, tplx.Foot)
stp := r.FormValue("type")
newTp, err := strconv.Atoi(stp)
if err == nil && newTp >= 0 && newTp <= 2 {
whichType = newTp