blob: 71b4fb35ee0ad406ffa7f818c1adfe913395bd5c [file] [log] [blame] [edit]
// Copyright 2015 The Vanadium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package namespace
import (
"time"
"v.io/v23"
"v.io/v23/context"
"v.io/v23/naming"
"v.io/v23/options"
"v.io/x/ref/lib/apilog"
)
func (ns *namespace) forget(ctx *context.T, me *naming.MountEntry) {
var names []string
for _, s := range me.Servers {
names = append(names, naming.JoinAddressName(s.Server, me.Name))
}
ns.resolutionCache.forget(ctx, names)
}
// Mount implements Namespace.Mount.
func (ns *namespace) Mount(ctx *context.T, name, server string, ttl time.Duration, opts ...naming.NamespaceOpt) error {
defer apilog.LogCallf(ctx, "name=%.10s...,server=%.10s...,ttl=%v,opts...=%v", name, server, ttl, opts)(ctx, "") // gologcop: DO NOT EDIT, MUST BE FIRST STATEMENT
var flags naming.MountFlag
for _, o := range opts {
// NB: used a switch since we'll be adding more options.
switch v := o.(type) {
case naming.ReplaceMount:
if v {
flags |= naming.MountFlag(naming.Replace)
}
case naming.ServesMountTable:
if v {
flags |= naming.MountFlag(naming.MT)
}
case naming.IsLeaf:
if v {
flags |= naming.MountFlag(naming.Leaf)
}
}
}
me, err := ns.ResolveToMountTable(ctx, name, opts...)
if err == nil {
copts := append(getCallOpts(opts), options.Preresolved{me})
timeoutCtx, cancel := withTimeout(ctx)
defer cancel()
err = v23.GetClient(ctx).Call(timeoutCtx, name, "Mount", []interface{}{server, uint32(ttl.Seconds()), flags}, nil, copts...)
ns.forget(ctx, me)
}
ctx.VI(1).Infof("Mount(%s, %q) -> %v", name, server, err)
return err
}
// Unmount implements Namespace.Unmount.
func (ns *namespace) Unmount(ctx *context.T, name, server string, opts ...naming.NamespaceOpt) error {
defer apilog.LogCallf(ctx, "name=%.10s...,server=%.10s...,opts...=%v", name, server, opts)(ctx, "") // gologcop: DO NOT EDIT, MUST BE FIRST STATEMENT
me, err := ns.ResolveToMountTable(ctx, name, opts...)
if err == nil {
copts := append(getCallOpts(opts), options.Preresolved{me})
timeoutCtx, cancel := withTimeout(ctx)
defer cancel()
err = v23.GetClient(ctx).Call(timeoutCtx, name, "Unmount", []interface{}{server}, nil, copts...)
ns.forget(ctx, me)
}
ctx.VI(1).Infof("Unmount(%s, %s) -> %v", name, server, err)
return err
}
// Delete implements Namespace.Delete.
func (ns *namespace) Delete(ctx *context.T, name string, deleteSubtree bool, opts ...naming.NamespaceOpt) error {
defer apilog.LogCallf(ctx, "name=%.10s...,deleteSubtree=%v,opts...=%v", name, deleteSubtree, opts)(ctx, "") // gologcop: DO NOT EDIT, MUST BE FIRST STATEMENT
me, err := ns.ResolveToMountTable(ctx, name, opts...)
if err == nil {
copts := append(getCallOpts(opts), options.Preresolved{me})
timeoutCtx, cancel := withTimeout(ctx)
defer cancel()
err = v23.GetClient(ctx).Call(timeoutCtx, name, "Delete", []interface{}{deleteSubtree}, nil, copts...)
ns.forget(ctx, me)
}
ctx.VI(1).Infof("Remove(%s, %v) -> %v", name, deleteSubtree, err)
return err
}