80 lines
1.9 KiB
Go
80 lines
1.9 KiB
Go
package server
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import (
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"git.xeserv.us/xena/route/internal/tun2"
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proto "git.xeserv.us/xena/route/proto"
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"github.com/Xe/ln"
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"golang.org/x/net/context"
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"golang.org/x/net/trace"
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)
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// Backend implements proto.BackendsServer for gRPC.
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type Backend struct {
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*Server
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}
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// List returns a list of backends given filtering parameters.
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func (b *Backend) List(ctx context.Context, sel *proto.BackendSelector) (*proto.BackendList, error) {
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ctx, clitok, err := b.getAuth(ctx, "backend list", "backend:list")
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if err != nil {
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return nil, handleError(ctx, clitok, err, ln.F{"action": "authentication for backend list"})
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}
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tr, _ := trace.FromContext(ctx)
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defer tr.Finish()
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bl := map[string]tun2.Backend{}
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switch {
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case sel.Domain != "":
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for _, bk := range b.ts.GetBackendsForDomain(sel.Domain) {
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bl[bk.ID] = bk
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}
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case sel.User != "":
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for _, bk := range b.ts.GetBackendsForUser(sel.User) {
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bl[bk.ID] = bk
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}
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default:
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for _, bk := range b.ts.GetAllBackends() {
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bl[bk.ID] = bk
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}
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}
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resp := &proto.BackendList{
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Bs: sel,
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}
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for _, bk := range bl {
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resp.Backends = append(resp.Backends, &proto.Backend{
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Id: bk.ID,
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Proto: bk.Proto,
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User: bk.User,
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Domain: bk.Domain,
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Phi: bk.Phi,
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Host: bk.Host,
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Usable: bk.Usable,
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})
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}
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return resp, nil
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}
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// Kill removes a backend's connection by ID.
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func (b *Backend) Kill(ctx context.Context, bid *proto.BackendID) (*proto.Nil, error) {
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ctx, clitok, err := b.getAuth(ctx, "backend list", "backend:list")
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if err != nil {
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return nil, handleError(ctx, clitok, err, ln.F{"action": "authentication for backend list"})
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}
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tr, _ := trace.FromContext(ctx)
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defer tr.Finish()
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if err := b.ts.KillBackend(bid.Id); err != nil {
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return nil, handleError(ctx, clitok, err, ln.F{"action": "killing backend", "backend_id": bid.Id})
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}
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ln.Log(ctx, clitok, ln.Action("backend killed"), ln.F{"backend_id": bid.Id})
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return &proto.Nil{}, nil
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}
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