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package weed_server
import (
"fmt"
"net/http"
"path/filepath"
"strconv"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/stats"
"github.com/chrislusf/seaweedfs/weed/util"
"github.com/chrislusf/seaweedfs/weed/storage"
)
func (vs *VolumeServer) statusHandler(w http.ResponseWriter, r *http.Request) {
m := make(map[string]interface{})
m["Version"] = util.VERSION
m["Volumes"] = vs.store.Status()
writeJsonQuiet(w, r, http.StatusOK, m)
}
func (vs *VolumeServer) assignVolumeHandler(w http.ResponseWriter, r *http.Request) {
var err error
preallocate := int64(0)
if r.FormValue("preallocate") != "" {
preallocate, err = strconv.ParseInt(r.FormValue("preallocate"), 10, 64)
if err != nil {
glog.V(0).Infoln("ignoring invalid int64 value for preallocate = %v", r.FormValue("preallocate"))
}
}
err = vs.store.AddVolume(
r.FormValue("volume"),
r.FormValue("collection"),
vs.needleMapKind,
r.FormValue("replication"),
r.FormValue("ttl"),
preallocate,
)
if err == nil {
writeJsonQuiet(w, r, http.StatusAccepted, map[string]string{"error": ""})
} else {
writeJsonError(w, r, http.StatusNotAcceptable, err)
}
glog.V(2).Infoln("assign volume = %s, collection = %s , replication = %s, error = %v",
r.FormValue("volume"), r.FormValue("collection"), r.FormValue("replication"), err)
}
func (vs *VolumeServer) deleteCollectionHandler(w http.ResponseWriter, r *http.Request) {
err := vs.store.DeleteCollection(r.FormValue("collection"))
if err == nil {
writeJsonQuiet(w, r, http.StatusOK, map[string]string{"error": ""})
} else {
writeJsonError(w, r, http.StatusInternalServerError, err)
}
glog.V(2).Infof("deleting collection = %s, error = %v", r.FormValue("collection"), err)
}
func (vs *VolumeServer) statsDiskHandler(w http.ResponseWriter, r *http.Request) {
m := make(map[string]interface{})
m["Version"] = util.VERSION
var ds []*stats.DiskStatus
for _, loc := range vs.store.Locations {
if dir, e := filepath.Abs(loc.Directory); e == nil {
ds = append(ds, stats.NewDiskStatus(dir))
}
}
m["DiskStatuses"] = ds
writeJsonQuiet(w, r, http.StatusOK, m)
}
func (vs *VolumeServer) getVolume(volumeParameterName string, r *http.Request) (*storage.Volume, error) {
vid, err := vs.getVolumeId(volumeParameterName, r)
if err != nil {
return nil, err
}
v := vs.store.GetVolume(vid)
if v == nil {
return nil, fmt.Errorf("Not Found Volume Id %d", vid)
}
return v, nil
}
func (vs *VolumeServer) getVolumeMountHandler(w http.ResponseWriter, r *http.Request) {
vid, err := vs.getVolumeId("volume", r)
if err != nil {
writeJsonError(w, r, http.StatusNotFound, err)
return
}
vs.store.MountVolume(vid)
writeJsonQuiet(w, r, http.StatusOK, "Volume mounted")
}
func (vs *VolumeServer) getVolumeUnmountHandler(w http.ResponseWriter, r *http.Request) {
vid, err := vs.getVolumeId("volume", r)
if err != nil {
writeJsonError(w, r, http.StatusNotFound, err)
return
}
vs.store.UnmountVolume(vid)
writeJsonQuiet(w, r, http.StatusOK, "Volume unmounted")
}
func (vs *VolumeServer) getVolumeDeleteHandler(w http.ResponseWriter, r *http.Request) {
vid, err := vs.getVolumeId("volume", r)
if err != nil {
writeJsonError(w, r, http.StatusNotFound, err)
return
}
vs.store.DeleteVolume(vid)
writeJsonQuiet(w, r, http.StatusOK, "Volume deleted")
}
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