vm: add the proxyapp support (#3269)

* vm: add pool.Close() support
* vm: add proxyapp client implementation
* vm/proxyapp: autogenerate mocks
* vm/proxyapp: add proxyapp tests
* pkg/mgrconfig: add proxyapp type tests

1 files changed, 99 insertions, 0 deletions

diff --git a/vm/proxyapp/proxyrpc/proxyrpc.go b/vm/proxyapp/proxyrpc/proxyrpc.go
new file mode 100644
index 000000000..9e5cfdd24
--- /dev/null
+++ b/vm/proxyapp/proxyrpc/proxyrpc.go
@@ -0,0 +1,99 @@
+// Copyright 2022 syzkaller project authors. All rights reserved.
+// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
+
+package proxyrpc
+
+// ProxyAppInterface is the interface you need to implement.
+type ProxyAppInterface interface {
+	CreatePool(in CreatePoolParams, out *CreatePoolResult) error
+	CreateInstance(in CreateInstanceParams, out *CreateInstanceResult) error
+	Diagnose(in DiagnoseParams, out *DiagnoseReply) error
+	Copy(in CopyParams, out *CopyResult) error
+	Forward(in ForwardParams, out *ForwardResult) error
+	RunStart(in RunStartParams, out *RunStartReply) error
+	RunStop(in RunStopParams, out *RunStopReply) error
+	RunReadProgress(in RunReadProgressParams, out *RunReadProgressReply) error
+	Close(in CloseParams, out *CloseReply) error
+}
+
+type CreatePoolParams struct {
+	Debug bool
+	Param string
+}
+
+type CreatePoolResult struct {
+	Count int // signal the created pool size
+}
+
+type CreateInstanceParams struct {
+	Workdir string
+	Index   int
+}
+
+type CreateInstanceResult struct {
+	ID string // allocated instance id
+}
+
+type CopyParams struct {
+	ID      string
+	HostSrc string
+}
+
+type CopyResult struct {
+	VMFileName string
+}
+
+type ForwardParams struct {
+	ID   string
+	Port int
+}
+
+type ForwardResult struct {
+	ManagerAddress string
+}
+
+type RunStartParams struct {
+	ID      string
+	Command string
+}
+
+type RunStartReply struct {
+	RunID string
+}
+
+type RunStopParams struct {
+	ID    string
+	RunID string
+}
+
+type RunStopReply struct {
+}
+
+type RunReadProgressParams struct {
+	ID    string
+	RunID string
+}
+
+type RunReadProgressReply struct {
+	StdoutChunk     string
+	StderrChunk     string
+	ConsoleOutChunk string
+	Error           string
+	Finished        bool
+}
+
+type CloseParams struct {
+	ID string
+}
+
+type CloseReply struct {
+}
+
+type DiagnoseParams struct {
+	ID          string
+	ReasonTitle string
+}
+
+type DiagnoseReply struct {
+	Diagnosis string
+}