Merge branch 'master' into lash/ssh-2

Reviewed-on: urdt/ussd#76

.gitignore

@@ -4,3 +4,5 @@ go.work*
 **/*/*.bin
 **/*/.state/
 cmd/.state/
+id_*
+*.gdbm

cmd/africastalking/main.go

@@ -12,7 +12,6 @@ import (
 	"strings"
 	"syscall"
 
-	"git.defalsify.org/vise.git/asm"
 	"git.defalsify.org/vise.git/engine"
 	"git.defalsify.org/vise.git/logging"
 	"git.defalsify.org/vise.git/resource"
@@ -65,15 +64,6 @@ func (arp *atRequestParser) GetInput(rq any) ([]byte, error) {
 	return []byte(parts[len(parts)-1]), nil
 }
 
-func getFlags(fp string, debug bool) (*asm.FlagParser, error) {
-	flagParser := asm.NewFlagParser().WithDebug()
-	_, err := flagParser.Load(fp)
-	if err != nil {
-		return nil, err
-	}
-	return flagParser, nil
-}
-
 func main() {
 	var dbDir string
 	var resourceDir string
@@ -95,11 +85,6 @@ func main() {
 
 	ctx := context.Background()
 	pfp := path.Join(scriptDir, "pp.csv")
-	flagParser, err := getFlags(pfp, true)
-
-	if err != nil {
-		os.Exit(1)
-	}
 
 	cfg := engine.Config{
 		Root:       "root",
@@ -113,21 +98,20 @@ func main() {
 		cfg.EngineDebug = true
 	}
 
-	menuStorageService := storage.MenuStorageService{}
+	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
-
+	rs, err := menuStorageService.GetResource(ctx)
-	rs, err := menuStorageService.GetResource(scriptDir, ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	err = menuStorageService.EnsureDbDir(dbDir)
+	err = menuStorageService.EnsureDbDir()
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	userdataStore := menuStorageService.GetUserdataDb(dbDir, ctx)
+	userdataStore, err := menuStorageService.GetUserdataDb(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
@@ -138,13 +122,9 @@ func main() {
 	if !ok {
 		os.Exit(1)
 	}
-	lhs := handlers.LocalHandlerService{
+
-		Parser:        flagParser,
+	lhs, err := handlers.NewLocalHandlerService(pfp, true, dbResource, cfg, rs)
-		DbRs:          dbResource,
+	lhs.SetDataStore(&userdataStore)
-		UserdataStore: userdataStore,
-		Cfg:           cfg,
-		Rs:            rs,
-	}
 
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
@@ -157,7 +137,7 @@ func main() {
 		os.Exit(1)
 	}
 
-	stateStore, err := menuStorageService.GetStateStore(dbDir, ctx)
+	stateStore, err := menuStorageService.GetStateStore(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)

cmd/async/main.go

@@ -9,7 +9,6 @@ import (
 	"path"
 	"syscall"
 
-	"git.defalsify.org/vise.git/asm"
 	"git.defalsify.org/vise.git/engine"
 	"git.defalsify.org/vise.git/logging"
 	"git.defalsify.org/vise.git/resource"
@@ -36,15 +35,6 @@ func (p *asyncRequestParser) GetInput(r any) ([]byte, error) {
 	return p.input, nil
 }
 
-func getFlags(fp string, debug bool) (*asm.FlagParser, error) {
-	flagParser := asm.NewFlagParser().WithDebug()
-	_, err := flagParser.Load(fp)
-	if err != nil {
-		return nil, err
-	}
-	return flagParser, nil
-}
-
 func main() {
 	var sessionId string
 	var dbDir string
@@ -68,11 +58,6 @@ func main() {
 
 	ctx := context.Background()
 	pfp := path.Join(scriptDir, "pp.csv")
-	flagParser, err := getFlags(pfp, true)
-
-	if err != nil {
-		os.Exit(1)
-	}
 
 	cfg := engine.Config{
 		Root:       "root",
@@ -86,20 +71,20 @@ func main() {
 		cfg.EngineDebug = true
 	}
 
-	menuStorageService := storage.MenuStorageService{}
+	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
-	rs, err := menuStorageService.GetResource(scriptDir, ctx)
+	rs, err := menuStorageService.GetResource(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	err = menuStorageService.EnsureDbDir(dbDir)
+	err = menuStorageService.EnsureDbDir()
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	userdataStore := menuStorageService.GetUserdataDb(dbDir, ctx)
+	userdataStore, err := menuStorageService.GetUserdataDb(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
@@ -111,13 +96,8 @@ func main() {
 		os.Exit(1)
 	}
 
-	lhs := handlers.LocalHandlerService{
+	lhs, err := handlers.NewLocalHandlerService(pfp, true, dbResource, cfg, rs)
-		Parser:        flagParser,
+	lhs.SetDataStore(&userdataStore)
-		DbRs:          dbResource,
-		UserdataStore: userdataStore,
-		Cfg:           cfg,
-		Rs:            rs,
-	}
 
 	hl, err := lhs.GetHandler()
 	if err != nil {
@@ -125,7 +105,7 @@ func main() {
 		os.Exit(1)
 	}
 
-	stateStore, err := menuStorageService.GetStateStore(dbDir, ctx)
+	stateStore, err := menuStorageService.GetStateStore(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
@@ -158,22 +138,26 @@ func main() {
 	for true {
 		rqs, err = sh.Process(rqs)
 		if err != nil {
+			logg.ErrorCtxf(ctx, "error in process: %v", "err", err)
 			fmt.Errorf("error in process: %v", err)
 			os.Exit(1)
 		}
 		rqs, err = sh.Output(rqs)
 		if err != nil {
+			logg.ErrorCtxf(ctx, "error in output: %v", "err", err)
 			fmt.Errorf("error in output: %v", err)
 			os.Exit(1)
 		}
 		rqs, err = sh.Reset(rqs)
 		if err != nil {
+			logg.ErrorCtxf(ctx, "error in reset: %v", "err", err)
 			fmt.Errorf("error in reset: %v", err)
 			os.Exit(1)
 		}
 		fmt.Println("")
 		_, err = fmt.Scanln(&rqs.Input)
 		if err != nil {
+			logg.ErrorCtxf(ctx, "error in input", "err", err)
 			fmt.Errorf("error in input: %v", err)
 			os.Exit(1)
 		}

cmd/http/main.go

@@ -11,7 +11,6 @@ import (
 	"strconv"
 	"syscall"
 
-	"git.defalsify.org/vise.git/asm"
 	"git.defalsify.org/vise.git/engine"
 	"git.defalsify.org/vise.git/logging"
 	"git.defalsify.org/vise.git/resource"
@@ -26,23 +25,6 @@ var (
 	scriptDir = path.Join("services", "registration")
 )
 
-func getFlags(fp string, debug bool) (*asm.FlagParser, error) {
-	flagParser := asm.NewFlagParser().WithDebug()
-	_, err := flagParser.Load(fp)
-	if err != nil {
-		return nil, err
-	}
-	return flagParser, nil
-}
-
-func ensureDbDir(dbDir string) error {
-	err := os.MkdirAll(dbDir, 0700)
-	if err != nil {
-		return fmt.Errorf("state dir create exited with error: %v\n", err)
-	}
-	return nil
-}
-
 func main() {
 	var dbDir string
 	var resourceDir string
@@ -64,11 +46,6 @@ func main() {
 
 	ctx := context.Background()
 	pfp := path.Join(scriptDir, "pp.csv")
-	flagParser, err := getFlags(pfp, true)
-
-	if err != nil {
-		os.Exit(1)
-	}
 
 	cfg := engine.Config{
 		Root:       "root",
@@ -82,20 +59,20 @@ func main() {
 		cfg.EngineDebug = true
 	}
 
-	menuStorageService := storage.MenuStorageService{}
+	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
-	rs, err := menuStorageService.GetResource(scriptDir, ctx)
+	rs, err := menuStorageService.GetResource(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	err = menuStorageService.EnsureDbDir(dbDir)
+	err = menuStorageService.EnsureDbDir()
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	userdataStore := menuStorageService.GetUserdataDb(dbDir, ctx)
+	userdataStore, err := menuStorageService.GetUserdataDb(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
@@ -107,12 +84,12 @@ func main() {
 		os.Exit(1)
 	}
 
-	lhs := handlers.LocalHandlerService{
+	lhs, err := handlers.NewLocalHandlerService(pfp, true, dbResource, cfg, rs)
-		Parser:        flagParser,
+	lhs.SetDataStore(&userdataStore)
-		DbRs:          dbResource,
+
-		UserdataStore: userdataStore,
+	if err != nil {
-		Cfg:           cfg,
+		fmt.Fprintf(os.Stderr, err.Error())
-		Rs:            rs,
+		os.Exit(1)
 	}
 
 	hl, err := lhs.GetHandler()
@@ -121,7 +98,7 @@ func main() {
 		os.Exit(1)
 	}
 
-	stateStore, err := menuStorageService.GetStateStore(dbDir, ctx)
+	stateStore, err := menuStorageService.GetStateStore(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)

cmd/main.go

@@ -43,27 +43,28 @@ func main() {
 		FlagCount:  uint32(16),
 	}
 
-	menuStorageService := storage.MenuStorageService{}
+	resourceDir := scriptDir
+	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
 
-	err := menuStorageService.EnsureDbDir(dbDir)
+	err := menuStorageService.EnsureDbDir()
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	rs, err := menuStorageService.GetResource(scriptDir, ctx)
+	rs, err := menuStorageService.GetResource(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	pe, err := menuStorageService.GetPersister(dbDir, ctx)
+	pe, err := menuStorageService.GetPersister(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	userdatastore := menuStorageService.GetUserdataDb(dbDir, ctx)
+	userdatastore, err := menuStorageService.GetUserdataDb(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
@@ -75,7 +76,9 @@ func main() {
 		os.Exit(1)
 	}
 
-	lhs, err := handlers.NewLocalHandlerService(pfp, true, dbResource, pe, userdatastore, cfg, rs)
+	lhs, err := handlers.NewLocalHandlerService(pfp, true, dbResource, cfg, rs)
+	lhs.SetDataStore(&userdatastore)
+	lhs.SetPersister(pe)
 
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
@@ -94,13 +97,7 @@ func main() {
 		en = en.WithDebug(nil)
 	}
 
-	_, err = en.Init(ctx)
+	err = engine.Loop(ctx, en, os.Stdin, os.Stdout, nil)
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "engine init exited with error: %v\n", err)
-		os.Exit(1)
-	}
-
-	err = engine.Loop(ctx, en, os.Stdin, os.Stdout)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, "loop exited with error: %v\n", err)
 		os.Exit(1)

cmd/ssh/README.md

@@ -0,0 +1,34 @@
+# URDT-USSD SSH server
+
+An SSH server entry point for the vise engine.
+
+
+## Adding public keys for access
+
+Map your (client) public key to a session identifier (e.g. phone number)
+
+```
+go run -v -tags logtrace ./cmd/ssh/sshkey/main.go -i <session_id> [--dbdir <dbpath>] <client_publickey_filepath>
+```
+
+
+## Create a private key for the server
+
+```
+ssh-keygen -N "" -f <server_privatekey_filepath>
+```
+
+
+## Run the server
+
+
+```
+go run -v -tags logtrace ./cmd/ssh/main.go -h <host> -p <port> [--dbdir <dbpath>] <server_privatekey_filepath>
+```
+
+
+## Connect to the server
+
+```
+ssh [-v] -T -p <port> -i <client_publickey_filepath> <host>
+```

cmd/ssh/main.go

@@ -0,0 +1,115 @@
+package main
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"path"
+	"os"
+	"os/signal"
+	"sync"
+	"syscall"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/engine"
+	"git.defalsify.org/vise.git/logging"
+
+	"git.grassecon.net/urdt/ussd/internal/ssh"
+)
+
+var (
+	wg sync.WaitGroup
+	keyStore db.Db
+	logg      = logging.NewVanilla()
+	scriptDir = path.Join("services", "registration")
+)
+
+func main() {
+	var dbDir string
+	var resourceDir string
+	var size uint
+	var engineDebug bool
+	var stateDebug bool
+	var host string
+	var port uint
+	flag.StringVar(&dbDir, "dbdir", ".state", "database dir to read from")
+	flag.StringVar(&resourceDir, "resourcedir", path.Join("services", "registration"), "resource dir")
+	flag.BoolVar(&engineDebug, "engine-debug", false, "use engine debug output")
+	flag.BoolVar(&stateDebug, "state-debug", false, "use engine debug output")
+	flag.UintVar(&size, "s", 160, "max size of output")
+	flag.StringVar(&host, "h", "127.0.0.1", "http host")
+	flag.UintVar(&port, "p", 7122, "http port")
+	flag.Parse()
+
+	sshKeyFile := flag.Arg(0)
+	_, err := os.Stat(sshKeyFile)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "cannot open ssh server private key file: %v\n", err)
+		os.Exit(1)
+	}
+
+	ctx := context.Background()
+	logg.WarnCtxf(ctx, "!!!!! WARNING WARNING WARNING")
+	logg.WarnCtxf(ctx, "!!!!! =======================")
+	logg.WarnCtxf(ctx, "!!!!! This is not a production ready server!")
+	logg.WarnCtxf(ctx, "!!!!! Do not expose to internet and only use with tunnel!")
+	logg.WarnCtxf(ctx, "!!!!! (See ssh -L <...>)")
+
+	logg.Infof("start command", "dbdir", dbDir, "resourcedir", resourceDir, "outputsize", size, "keyfile", sshKeyFile, "host", host, "port", port)
+
+	pfp := path.Join(scriptDir, "pp.csv")
+
+	cfg := engine.Config{
+		Root:       "root",
+		OutputSize: uint32(size),
+		FlagCount:  uint32(16),
+	}
+	if stateDebug {
+		cfg.StateDebug = true
+	}
+	if engineDebug {
+		cfg.EngineDebug = true
+	}
+
+	authKeyStore, err := ssh.NewSshKeyStore(ctx, dbDir)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "keystore file open error: %v", err)
+		os.Exit(1)
+	}
+	defer func () {
+		logg.TraceCtxf(ctx, "shutdown auth key store reached")
+		err = authKeyStore.Close()
+		if err != nil {
+			logg.ErrorCtxf(ctx, "keystore close error", "err", err)
+		}
+	}()
+
+	cint := make(chan os.Signal)
+	cterm := make(chan os.Signal)
+	signal.Notify(cint, os.Interrupt, syscall.SIGINT)
+	signal.Notify(cterm, os.Interrupt, syscall.SIGTERM)
+
+	runner := &ssh.SshRunner{
+		Cfg: cfg,
+		Debug: engineDebug,
+		FlagFile: pfp,
+		DbDir: dbDir,
+		ResourceDir: resourceDir,
+		SrvKeyFile: sshKeyFile,
+		Host: host,
+		Port: port,
+	}
+	go func() {
+		select {
+		case _ = <-cint:
+		case _ = <-cterm:
+		}
+		logg.TraceCtxf(ctx, "shutdown runner reached")
+		err := runner.Stop()
+		if err != nil {
+			logg.ErrorCtxf(ctx, "runner stop error", "err", err)
+		}
+		
+	}()
+	runner.Run(ctx, authKeyStore)
+}

cmd/ssh/sshkey/main.go

@@ -0,0 +1,44 @@
+package main
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"os"
+
+	"git.grassecon.net/urdt/ussd/internal/ssh"
+)
+
+func main() {
+	var dbDir string
+	var sessionId string
+	flag.StringVar(&dbDir, "dbdir", ".state", "database dir to read from")
+	flag.StringVar(&sessionId, "i", "", "session id")
+	flag.Parse()
+
+	if sessionId == "" {
+		fmt.Fprintf(os.Stderr, "empty session id\n")
+		os.Exit(1)
+	}
+
+	ctx := context.Background()
+
+	sshKeyFile := flag.Arg(0)
+	if sshKeyFile == "" {
+		fmt.Fprintf(os.Stderr, "missing key file argument\n")
+		os.Exit(1)
+	}
+
+	store, err := ssh.NewSshKeyStore(ctx, dbDir)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "%v\n", err)
+		os.Exit(1)
+	}
+	defer store.Close()
+
+	err = store.AddFromFile(ctx, sshKeyFile, sessionId)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "%v\n", err)
+		os.Exit(1)
+	}
+}

go.mod

@@ -3,7 +3,7 @@ module git.grassecon.net/urdt/ussd
 go 1.22.6
 
 require (
-	git.defalsify.org/vise.git v0.1.0-rc.3.0.20240911231817-0d23e0dbb57f
+	git.defalsify.org/vise.git v0.1.0-rc.3.0.20240923162317-c20d557a3dbb
 	github.com/alecthomas/assert/v2 v2.2.2
 	github.com/peteole/testdata-loader v0.3.0
 	gopkg.in/leonelquinteros/gotext.v1 v1.3.1

go.sum

@@ -1,5 +1,5 @@
-git.defalsify.org/vise.git v0.1.0-rc.3.0.20240911231817-0d23e0dbb57f h1:CuJvG3NyMoRtHUim4aZdrfjjJBg2AId7z0yp7Q97bRM=
+git.defalsify.org/vise.git v0.1.0-rc.3.0.20240923162317-c20d557a3dbb h1:6P4kxihcwMjDKzvUFC6t2zGNb7MDW+l/ACGlSAN1N8Y=
-git.defalsify.org/vise.git v0.1.0-rc.3.0.20240911231817-0d23e0dbb57f/go.mod h1:JDguWmcoWBdsnpw7PUjVZAEpdC/ubBmjdUBy3tjP63M=
+git.defalsify.org/vise.git v0.1.0-rc.3.0.20240923162317-c20d557a3dbb/go.mod h1:JDguWmcoWBdsnpw7PUjVZAEpdC/ubBmjdUBy3tjP63M=
 github.com/alecthomas/assert/v2 v2.2.2 h1:Z/iVC0xZfWTaFNE6bA3z07T86hd45Xe2eLt6WVy2bbk=
 github.com/alecthomas/assert/v2 v2.2.2/go.mod h1:pXcQ2Asjp247dahGEmsZ6ru0UVwnkhktn7S0bBDLxvQ=
 github.com/alecthomas/participle/v2 v2.0.0 h1:Fgrq+MbuSsJwIkw3fEj9h75vDP0Er5JzepJ0/HNHv0g=

internal/handlers/base.go

@@ -46,7 +46,7 @@ func(f *BaseSessionHandler) Process(rqs RequestSession) (RequestSession, error)
 	var err error
 	var ok bool
 	
-	logg.InfoCtxf(rqs.Ctx, "new request",  rqs)
+	logg.InfoCtxf(rqs.Ctx, "new request", "data", rqs)
 
 	rqs.Storage, err = f.provider.Get(rqs.Config.SessionId)
 	if err != nil {
@@ -71,19 +71,7 @@ func(f *BaseSessionHandler) Process(rqs RequestSession) (RequestSession, error)
 	}
 	rqs.Engine = en
 
-	r, err = rqs.Engine.Init(rqs.Ctx)
+	r, err = rqs.Engine.Exec(rqs.Ctx, rqs.Input)
-	if err != nil {
-		perr := f.provider.Put(rqs.Config.SessionId, rqs.Storage)
-		rqs.Storage = nil
-		if perr != nil {
-			logg.ErrorCtxf(rqs.Ctx, "", "storage put error", perr)
-		}
-		return rqs, err
-	}
-
-	if r && len(rqs.Input) > 0 {
-		r, err = rqs.Engine.Exec(rqs.Ctx, rqs.Input)
-	}
 	if err != nil {
 		perr := f.provider.Put(rqs.Config.SessionId, rqs.Storage)
 		rqs.Storage = nil
@@ -99,7 +87,7 @@ func(f *BaseSessionHandler) Process(rqs RequestSession) (RequestSession, error)
 
 func(f *BaseSessionHandler) Output(rqs RequestSession) (RequestSession,  error) {
 	var err error
-	_, err = rqs.Engine.WriteResult(rqs.Ctx, rqs.Writer)
+	_, err = rqs.Engine.Flush(rqs.Ctx, rqs.Writer)
 	return rqs, err
 }
 

internal/handlers/handlerservice.go

@@ -26,74 +26,81 @@ type LocalHandlerService struct {
 	Parser        *asm.FlagParser
 	DbRs          *resource.DbResource
 	Pe            *persist.Persister
-	UserdataStore db.Db
+	UserdataStore *db.Db
 	Cfg           engine.Config
 	Rs            resource.Resource
 }
 
-func NewLocalHandlerService(fp string, debug bool, dbResource *resource.DbResource, Pe *persist.Persister, userDataStore db.Db, cfg engine.Config, rs resource.Resource) (*LocalHandlerService, error) {
+func NewLocalHandlerService(fp string, debug bool, dbResource *resource.DbResource, cfg engine.Config, rs resource.Resource) (*LocalHandlerService, error) {
 	parser, err := getParser(fp, debug)
 	if err != nil {
 		return nil, err
 	}
 	return &LocalHandlerService{
-		Parser:        parser,
+		Parser: parser,
-		DbRs:          dbResource,
+		DbRs:   dbResource,
-		Pe:            Pe,
+		Cfg:    cfg,
-		UserdataStore: userDataStore,
+		Rs:     rs,
-		Cfg:           cfg,
-		Rs:            rs,
 	}, nil
 }
 
-func (localHandlerService *LocalHandlerService) GetHandler() (*ussd.Handlers, error) {
+func (ls *LocalHandlerService) SetPersister(Pe *persist.Persister) {
-	ussdHandlers, err := ussd.NewHandlers(localHandlerService.Parser, localHandlerService.UserdataStore)
+	ls.Pe = Pe
+}
+
+func (ls *LocalHandlerService) SetDataStore(db *db.Db) {
+	ls.UserdataStore = db
+}
+
+func (ls *LocalHandlerService) GetHandler() (*ussd.Handlers, error) {
+	ussdHandlers, err := ussd.NewHandlers(ls.Parser, *ls.UserdataStore)
 	if err != nil {
 		return nil, err
 	}
-	ussdHandlers = ussdHandlers.WithPersister(localHandlerService.Pe)
+	ussdHandlers = ussdHandlers.WithPersister(ls.Pe)
-	localHandlerService.DbRs.AddLocalFunc("set_language", ussdHandlers.SetLanguage)
+	ls.DbRs.AddLocalFunc("set_language", ussdHandlers.SetLanguage)
-	localHandlerService.DbRs.AddLocalFunc("create_account", ussdHandlers.CreateAccount)
+	ls.DbRs.AddLocalFunc("create_account", ussdHandlers.CreateAccount)
-	localHandlerService.DbRs.AddLocalFunc("save_pin", ussdHandlers.SavePin)
+	ls.DbRs.AddLocalFunc("save_pin", ussdHandlers.SavePin)
-	localHandlerService.DbRs.AddLocalFunc("verify_pin", ussdHandlers.VerifyPin)
+	ls.DbRs.AddLocalFunc("verify_pin", ussdHandlers.VerifyPin)
-	localHandlerService.DbRs.AddLocalFunc("check_identifier", ussdHandlers.CheckIdentifier)
+	ls.DbRs.AddLocalFunc("check_identifier", ussdHandlers.CheckIdentifier)
-	localHandlerService.DbRs.AddLocalFunc("check_account_status", ussdHandlers.CheckAccountStatus)
+	ls.DbRs.AddLocalFunc("check_account_status", ussdHandlers.CheckAccountStatus)
-	localHandlerService.DbRs.AddLocalFunc("authorize_account", ussdHandlers.Authorize)
+	ls.DbRs.AddLocalFunc("authorize_account", ussdHandlers.Authorize)
-	localHandlerService.DbRs.AddLocalFunc("quit", ussdHandlers.Quit)
+	ls.DbRs.AddLocalFunc("quit", ussdHandlers.Quit)
-	localHandlerService.DbRs.AddLocalFunc("check_balance", ussdHandlers.CheckBalance)
+	ls.DbRs.AddLocalFunc("check_balance", ussdHandlers.CheckBalance)
-	localHandlerService.DbRs.AddLocalFunc("validate_recipient", ussdHandlers.ValidateRecipient)
+	ls.DbRs.AddLocalFunc("validate_recipient", ussdHandlers.ValidateRecipient)
-	localHandlerService.DbRs.AddLocalFunc("transaction_reset", ussdHandlers.TransactionReset)
+	ls.DbRs.AddLocalFunc("transaction_reset", ussdHandlers.TransactionReset)
-	localHandlerService.DbRs.AddLocalFunc("max_amount", ussdHandlers.MaxAmount)
+	ls.DbRs.AddLocalFunc("max_amount", ussdHandlers.MaxAmount)
-	localHandlerService.DbRs.AddLocalFunc("validate_amount", ussdHandlers.ValidateAmount)
+	ls.DbRs.AddLocalFunc("validate_amount", ussdHandlers.ValidateAmount)
-	localHandlerService.DbRs.AddLocalFunc("reset_transaction_amount", ussdHandlers.ResetTransactionAmount)
+	ls.DbRs.AddLocalFunc("reset_transaction_amount", ussdHandlers.ResetTransactionAmount)
-	localHandlerService.DbRs.AddLocalFunc("get_recipient", ussdHandlers.GetRecipient)
+	ls.DbRs.AddLocalFunc("get_recipient", ussdHandlers.GetRecipient)
-	localHandlerService.DbRs.AddLocalFunc("get_sender", ussdHandlers.GetSender)
+	ls.DbRs.AddLocalFunc("get_sender", ussdHandlers.GetSender)
-	localHandlerService.DbRs.AddLocalFunc("get_amount", ussdHandlers.GetAmount)
+	ls.DbRs.AddLocalFunc("get_amount", ussdHandlers.GetAmount)
-	localHandlerService.DbRs.AddLocalFunc("reset_incorrect", ussdHandlers.ResetIncorrectPin)
+	ls.DbRs.AddLocalFunc("reset_incorrect", ussdHandlers.ResetIncorrectPin)
-	localHandlerService.DbRs.AddLocalFunc("save_firstname", ussdHandlers.SaveFirstname)
+	ls.DbRs.AddLocalFunc("save_firstname", ussdHandlers.SaveFirstname)
-	localHandlerService.DbRs.AddLocalFunc("save_familyname", ussdHandlers.SaveFamilyname)
+	ls.DbRs.AddLocalFunc("save_familyname", ussdHandlers.SaveFamilyname)
-	localHandlerService.DbRs.AddLocalFunc("save_gender", ussdHandlers.SaveGender)
+	ls.DbRs.AddLocalFunc("save_gender", ussdHandlers.SaveGender)
-	localHandlerService.DbRs.AddLocalFunc("save_location", ussdHandlers.SaveLocation)
+	ls.DbRs.AddLocalFunc("save_location", ussdHandlers.SaveLocation)
-	localHandlerService.DbRs.AddLocalFunc("save_yob", ussdHandlers.SaveYob)
+	ls.DbRs.AddLocalFunc("save_yob", ussdHandlers.SaveYob)
-	localHandlerService.DbRs.AddLocalFunc("save_offerings", ussdHandlers.SaveOfferings)
+	ls.DbRs.AddLocalFunc("save_offerings", ussdHandlers.SaveOfferings)
-	localHandlerService.DbRs.AddLocalFunc("quit_with_balance", ussdHandlers.QuitWithBalance)
+	ls.DbRs.AddLocalFunc("quit_with_balance", ussdHandlers.QuitWithBalance)
-	localHandlerService.DbRs.AddLocalFunc("reset_account_authorized", ussdHandlers.ResetAccountAuthorized)
+	ls.DbRs.AddLocalFunc("reset_account_authorized", ussdHandlers.ResetAccountAuthorized)
-	localHandlerService.DbRs.AddLocalFunc("reset_allow_update", ussdHandlers.ResetAllowUpdate)
+	ls.DbRs.AddLocalFunc("reset_allow_update", ussdHandlers.ResetAllowUpdate)
-	localHandlerService.DbRs.AddLocalFunc("get_profile_info", ussdHandlers.GetProfileInfo)
+	ls.DbRs.AddLocalFunc("get_profile_info", ussdHandlers.GetProfileInfo)
-	localHandlerService.DbRs.AddLocalFunc("verify_yob", ussdHandlers.VerifyYob)
+	ls.DbRs.AddLocalFunc("verify_yob", ussdHandlers.VerifyYob)
-	localHandlerService.DbRs.AddLocalFunc("reset_incorrect_date_format", ussdHandlers.ResetIncorrectYob)
+	ls.DbRs.AddLocalFunc("reset_incorrect_date_format", ussdHandlers.ResetIncorrectYob)
-	localHandlerService.DbRs.AddLocalFunc("set_reset_single_edit", ussdHandlers.SetResetSingleEdit)
+	ls.DbRs.AddLocalFunc("set_reset_single_edit", ussdHandlers.SetResetSingleEdit)
-	localHandlerService.DbRs.AddLocalFunc("initiate_transaction", ussdHandlers.InitiateTransaction)
+	ls.DbRs.AddLocalFunc("initiate_transaction", ussdHandlers.InitiateTransaction)
-	localHandlerService.DbRs.AddLocalFunc("save_temporary_pin", ussdHandlers.SaveTemporaryPin)
+	ls.DbRs.AddLocalFunc("save_temporary_pin", ussdHandlers.SaveTemporaryPin)
-	localHandlerService.DbRs.AddLocalFunc("verify_new_pin", ussdHandlers.VerifyNewPin)
+	ls.DbRs.AddLocalFunc("verify_new_pin", ussdHandlers.VerifyNewPin)
-	localHandlerService.DbRs.AddLocalFunc("confirm_pin_change", ussdHandlers.ConfirmPinChange)
+	ls.DbRs.AddLocalFunc("confirm_pin_change", ussdHandlers.ConfirmPinChange)
-	localHandlerService.DbRs.AddLocalFunc("quit_with_help", ussdHandlers.QuitWithHelp)
+	ls.DbRs.AddLocalFunc("quit_with_help", ussdHandlers.QuitWithHelp)
 
 	return ussdHandlers, nil
 }
 
-func (localHandlerService *LocalHandlerService) GetEngine() *engine.DefaultEngine {
+// TODO: enable setting of sessionId on engine init time
-	en := engine.NewEngine(localHandlerService.Cfg, localHandlerService.Rs)
+func (ls *LocalHandlerService) GetEngine() *engine.DefaultEngine {
-	en = en.WithPersister(localHandlerService.Pe)
+	en := engine.NewEngine(ls.Cfg, ls.Rs)
+	en = en.WithPersister(ls.Pe)
 	return en
 }

internal/handlers/single.go

@@ -37,8 +37,6 @@ type RequestSession struct {
 	Continue bool
 }
 
-type engineMaker func(cfg engine.Config, rs resource.Resource, pr *persist.Persister) engine.Engine
-
 // TODO: seems like can remove this.
 type RequestParser interface {
 	GetSessionId(rq any) (string, error)

internal/handlers/ussd/menuhandler.go

@@ -29,11 +29,6 @@ var (
 	translationDir = path.Join(scriptDir, "locale")
 )
 
-type FSData struct {
-	Path string
-	St   *state.State
-}
-
 // FlagManager handles centralized flag management
 type FlagManager struct {
 	parser *asm.FlagParser
@@ -361,7 +356,6 @@ func (h *Handlers) SaveFirstname(ctx context.Context, sym string, input []byte)
 	if !ok {
 		return res, fmt.Errorf("missing session")
 	}
-
 	if len(input) > 0 {
 		firstName := string(input)
 		store := h.userdataStore
@@ -645,7 +639,6 @@ func (h *Handlers) QuitWithHelp(ctx context.Context, sym string, input []byte) (
 	return res, nil
 }
 
-
 // VerifyYob verifies the length of the given input
 func (h *Handlers) VerifyYob(ctx context.Context, sym string, input []byte) (resource.Result, error) {
 	var res resource.Result

internal/handlers/ussd/menuhandler_test.go

@@ -11,7 +11,7 @@ import (
 	"git.defalsify.org/vise.git/db"
 	"git.defalsify.org/vise.git/resource"
 	"git.defalsify.org/vise.git/state"
-	"git.grassecon.net/urdt/ussd/internal/handlers/ussd/mocks"
+	"git.grassecon.net/urdt/ussd/internal/mocks"
 	"git.grassecon.net/urdt/ussd/internal/models"
 	"git.grassecon.net/urdt/ussd/internal/utils"
 	"github.com/alecthomas/assert/v2"

internal/http/at_session_handler.go

@@ -32,6 +32,7 @@ func (ash *ATSessionHandler) ServeHTTP(w http.ResponseWriter, req *http.Request)
 	if err != nil {
 		logg.ErrorCtxf(rqs.Ctx, "", "header processing error", err)
 		ash.writeError(w, 400, err)
+		return
 	}
 	rqs.Config = cfg
 	rqs.Input, err = rp.GetInput(req)
@@ -41,16 +42,14 @@ func (ash *ATSessionHandler) ServeHTTP(w http.ResponseWriter, req *http.Request)
 		return
 	}
 
-	rqs, err = ash.Process(rqs)
+	rqs, err = ash.Process(rqs) 
 	switch err {
-	case handlers.ErrStorage:
+	case nil: // set code to 200 if no err
-		code = 500
+		code = 200
-	case handlers.ErrEngineInit:
+	case handlers.ErrStorage, handlers.ErrEngineInit, handlers.ErrEngineExec, handlers.ErrEngineType:
-		code = 500
-	case handlers.ErrEngineExec:
 		code = 500
 	default:
-		code = 200
+		code = 500
 	}
 
 	if code != 200 {
@@ -88,6 +87,6 @@ func (ash *ATSessionHandler) Output(rqs handlers.RequestSession) (handlers.Reque
 		return rqs, err
 	}
 
-	_, err = rqs.Engine.WriteResult(rqs.Ctx, rqs.Writer)
+	_, err = rqs.Engine.Flush(rqs.Ctx, rqs.Writer)
 	return rqs, err
 }

internal/http/http_test.go

@@ -0,0 +1,449 @@
+package http
+
+import (
+	"bytes"
+	"context"
+	"errors"
+	"io"
+	"net/http"
+	"net/http/httptest"
+	"net/url"
+	"strings"
+	"testing"
+
+	"git.defalsify.org/vise.git/engine"
+	"git.grassecon.net/urdt/ussd/internal/handlers"
+	"git.grassecon.net/urdt/ussd/internal/mocks/httpmocks"
+)
+
+// invalidRequestType is a custom type to test invalid request scenarios
+type invalidRequestType struct{}
+
+// errorReader is a helper type that always returns an error when Read is called
+type errorReader struct{}
+
+func (e *errorReader) Read(p []byte) (n int, err error) {
+	return 0, errors.New("read error")
+}
+
+func TestNewATSessionHandler(t *testing.T) {
+	mockHandler := &httpmocks.MockRequestHandler{}
+	ash := NewATSessionHandler(mockHandler)
+
+	if ash == nil {
+		t.Fatal("NewATSessionHandler returned nil")
+	}
+
+	if ash.SessionHandler == nil {
+		t.Fatal("SessionHandler is nil")
+	}
+}
+
+func TestATSessionHandler_ServeHTTP(t *testing.T) {
+	tests := []struct {
+		name           string
+		setupMocks     func(*httpmocks.MockRequestHandler, *httpmocks.MockRequestParser, *httpmocks.MockEngine)
+		formData       url.Values
+		expectedStatus int
+		expectedBody   string
+	}{
+		{
+			name: "Successful request",
+			setupMocks: func(mh *httpmocks.MockRequestHandler, mrp *httpmocks.MockRequestParser, me *httpmocks.MockEngine) {
+				mrp.GetSessionIdFunc = func(rq any) (string, error) {
+					req := rq.(*http.Request)
+					return req.FormValue("phoneNumber"), nil
+				}
+				mrp.GetInputFunc = func(rq any) ([]byte, error) {
+					req := rq.(*http.Request)
+					text := req.FormValue("text")
+					parts := strings.Split(text, "*")
+					return []byte(parts[len(parts)-1]), nil
+				}
+				mh.ProcessFunc = func(rqs handlers.RequestSession) (handlers.RequestSession, error) {
+					rqs.Continue = true
+					rqs.Engine = me
+					return rqs, nil
+				}
+				mh.GetConfigFunc = func() engine.Config { return engine.Config{} }
+				mh.GetRequestParserFunc = func() handlers.RequestParser { return mrp }
+				mh.OutputFunc = func(rs handlers.RequestSession) (handlers.RequestSession, error) { return rs, nil }
+				mh.ResetFunc = func(rs handlers.RequestSession) (handlers.RequestSession, error) { return rs, nil }
+				me.FlushFunc = func(context.Context, io.Writer) (int, error) { return 0, nil }
+			},
+			formData: url.Values{
+				"phoneNumber": []string{"+1234567890"},
+				"text":        []string{"1*2*3"},
+			},
+			expectedStatus: http.StatusOK,
+			expectedBody:   "CON ",
+		},
+		{
+			name: "GetSessionId error",
+			setupMocks: func(mh *httpmocks.MockRequestHandler, mrp *httpmocks.MockRequestParser, me *httpmocks.MockEngine) {
+				mrp.GetSessionIdFunc = func(rq any) (string, error) {
+					return "", errors.New("no phone number found")
+				}
+				mh.GetConfigFunc = func() engine.Config { return engine.Config{} }
+				mh.GetRequestParserFunc = func() handlers.RequestParser { return mrp }
+			},
+			formData: url.Values{
+				"text": []string{"1*2*3"},
+			},
+			expectedStatus: http.StatusBadRequest,
+			expectedBody:   "",
+		},
+		{
+			name: "GetInput error",
+			setupMocks: func(mh *httpmocks.MockRequestHandler, mrp *httpmocks.MockRequestParser, me *httpmocks.MockEngine) {
+				mrp.GetSessionIdFunc = func(rq any) (string, error) {
+					req := rq.(*http.Request)
+					return req.FormValue("phoneNumber"), nil
+				}
+				mrp.GetInputFunc = func(rq any) ([]byte, error) {
+					return nil, errors.New("no input found")
+				}
+				mh.GetConfigFunc = func() engine.Config { return engine.Config{} }
+				mh.GetRequestParserFunc = func() handlers.RequestParser { return mrp }
+			},
+			formData: url.Values{
+				"phoneNumber": []string{"+1234567890"},
+			},
+			expectedStatus: http.StatusBadRequest,
+			expectedBody:   "",
+		},
+		{
+			name: "Process error",
+			setupMocks: func(mh *httpmocks.MockRequestHandler, mrp *httpmocks.MockRequestParser, me *httpmocks.MockEngine) {
+				mrp.GetSessionIdFunc = func(rq any) (string, error) {
+					req := rq.(*http.Request)
+					return req.FormValue("phoneNumber"), nil
+				}
+				mrp.GetInputFunc = func(rq any) ([]byte, error) {
+					req := rq.(*http.Request)
+					text := req.FormValue("text")
+					parts := strings.Split(text, "*")
+					return []byte(parts[len(parts)-1]), nil
+				}
+				mh.ProcessFunc = func(rqs handlers.RequestSession) (handlers.RequestSession, error) {
+					return rqs, handlers.ErrStorage
+				}
+				mh.GetConfigFunc = func() engine.Config { return engine.Config{} }
+				mh.GetRequestParserFunc = func() handlers.RequestParser { return mrp }
+			},
+			formData: url.Values{
+				"phoneNumber": []string{"+1234567890"},
+				"text":        []string{"1*2*3"},
+			},
+			expectedStatus: http.StatusInternalServerError,
+			expectedBody:   "",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			mockHandler := &httpmocks.MockRequestHandler{}
+			mockRequestParser := &httpmocks.MockRequestParser{}
+			mockEngine := &httpmocks.MockEngine{}
+			tt.setupMocks(mockHandler, mockRequestParser, mockEngine)
+
+			ash := NewATSessionHandler(mockHandler)
+
+			req := httptest.NewRequest(http.MethodPost, "/", strings.NewReader(tt.formData.Encode()))
+			req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+			w := httptest.NewRecorder()
+
+			ash.ServeHTTP(w, req)
+
+			if w.Code != tt.expectedStatus {
+				t.Errorf("Expected status %d, got %d", tt.expectedStatus, w.Code)
+			}
+
+			if tt.expectedBody != "" && w.Body.String() != tt.expectedBody {
+				t.Errorf("Expected body %q, got %q", tt.expectedBody, w.Body.String())
+			}
+		})
+	}
+}
+
+func TestATSessionHandler_Output(t *testing.T) {
+	tests := []struct {
+		name           string
+		input          handlers.RequestSession
+		expectedPrefix string
+		expectedError  bool
+	}{
+		{
+			name: "Continue true",
+			input: handlers.RequestSession{
+				Continue: true,
+				Engine: &httpmocks.MockEngine{
+					FlushFunc: func(context.Context, io.Writer) (int, error) {
+						return 0, nil
+					},
+				},
+				Writer: &httpmocks.MockWriter{},
+			},
+			expectedPrefix: "CON ",
+			expectedError:  false,
+		},
+		{
+			name: "Continue false",
+			input: handlers.RequestSession{
+				Continue: false,
+				Engine: &httpmocks.MockEngine{
+					FlushFunc: func(context.Context, io.Writer) (int, error) {
+						return 0, nil
+					},
+				},
+				Writer: &httpmocks.MockWriter{},
+			},
+			expectedPrefix: "END ",
+			expectedError:  false,
+		},
+		{
+			name: "Flush error",
+			input: handlers.RequestSession{
+				Continue: true,
+				Engine: &httpmocks.MockEngine{
+					FlushFunc: func(context.Context, io.Writer) (int, error) {
+						return 0, errors.New("write error")
+					},
+				},
+				Writer: &httpmocks.MockWriter{},
+			},
+			expectedPrefix: "CON ",
+			expectedError:  true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			ash := &ATSessionHandler{}
+			_, err := ash.Output(tt.input)
+
+			if tt.expectedError && err == nil {
+				t.Error("Expected an error, but got nil")
+			}
+
+			if !tt.expectedError && err != nil {
+				t.Errorf("Unexpected error: %v", err)
+			}
+
+			mw := tt.input.Writer.(*httpmocks.MockWriter)
+			if !mw.WriteStringCalled {
+				t.Error("WriteString was not called")
+			}
+
+			if mw.WrittenString != tt.expectedPrefix {
+				t.Errorf("Expected prefix %q, got %q", tt.expectedPrefix, mw.WrittenString)
+			}
+		})
+	}
+}
+
+func TestSessionHandler_ServeHTTP(t *testing.T) {
+	tests := []struct {
+		name           string
+		sessionID      string
+		input          []byte
+		parserErr      error
+		processErr     error
+		outputErr      error
+		resetErr       error
+		expectedStatus int
+	}{
+		{
+			name:           "Success",
+			sessionID:      "123",
+			input:          []byte("test input"),
+			expectedStatus: http.StatusOK,
+		},
+		{
+			name:           "Missing Session ID",
+			sessionID:      "",
+			parserErr:      handlers.ErrSessionMissing,
+			expectedStatus: http.StatusBadRequest,
+		},
+		{
+			name:           "Process Error",
+			sessionID:      "123",
+			input:          []byte("test input"),
+			processErr:     handlers.ErrStorage,
+			expectedStatus: http.StatusInternalServerError,
+		},
+		{
+			name:           "Output Error",
+			sessionID:      "123",
+			input:          []byte("test input"),
+			outputErr:      errors.New("output error"),
+			expectedStatus: http.StatusOK,
+		},
+		{
+			name:           "Reset Error",
+			sessionID:      "123",
+			input:          []byte("test input"),
+			resetErr:       errors.New("reset error"),
+			expectedStatus: http.StatusOK,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			mockRequestParser := &httpmocks.MockRequestParser{
+				GetSessionIdFunc: func(any) (string, error) {
+					return tt.sessionID, tt.parserErr
+				},
+				GetInputFunc: func(any) ([]byte, error) {
+					return tt.input, nil
+				},
+			}
+
+			mockRequestHandler := &httpmocks.MockRequestHandler{
+				ProcessFunc: func(rs handlers.RequestSession) (handlers.RequestSession, error) {
+					return rs, tt.processErr
+				},
+				OutputFunc: func(rs handlers.RequestSession) (handlers.RequestSession, error) {
+					return rs, tt.outputErr
+				},
+				ResetFunc: func(rs handlers.RequestSession) (handlers.RequestSession, error) {
+					return rs, tt.resetErr
+				},
+				GetRequestParserFunc: func() handlers.RequestParser {
+					return mockRequestParser
+				},
+				GetConfigFunc: func() engine.Config {
+					return engine.Config{}
+				},
+			}
+
+			sessionHandler := ToSessionHandler(mockRequestHandler)
+
+			req := httptest.NewRequest(http.MethodPost, "/", bytes.NewBuffer(tt.input))
+			req.Header.Set("X-Vise-Session", tt.sessionID)
+
+			rr := httptest.NewRecorder()
+
+			sessionHandler.ServeHTTP(rr, req)
+
+			if status := rr.Code; status != tt.expectedStatus {
+				t.Errorf("handler returned wrong status code: got %v want %v",
+					status, tt.expectedStatus)
+			}
+		})
+	}
+}
+
+func TestSessionHandler_writeError(t *testing.T) {
+	handler := &SessionHandler{}
+	mockWriter := &httpmocks.MockWriter{}
+	err := errors.New("test error")
+
+	handler.writeError(mockWriter, http.StatusBadRequest, err)
+
+	if mockWriter.WrittenString != "" {
+		t.Errorf("Expected empty body, got %s", mockWriter.WrittenString)
+	}
+}
+
+func TestDefaultRequestParser_GetSessionId(t *testing.T) {
+	tests := []struct {
+		name          string
+		request       any
+		expectedID    string
+		expectedError error
+	}{
+		{
+			name: "Valid Session ID",
+			request: func() *http.Request {
+				req := httptest.NewRequest(http.MethodPost, "/", nil)
+				req.Header.Set("X-Vise-Session", "123456")
+				return req
+			}(),
+			expectedID:    "123456",
+			expectedError: nil,
+		},
+		{
+			name:          "Missing Session ID",
+			request:       httptest.NewRequest(http.MethodPost, "/", nil),
+			expectedID:    "",
+			expectedError: handlers.ErrSessionMissing,
+		},
+		{
+			name:          "Invalid Request Type",
+			request:       invalidRequestType{},
+			expectedID:    "",
+			expectedError: handlers.ErrInvalidRequest,
+		},
+	}
+
+	parser := &DefaultRequestParser{}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			id, err := parser.GetSessionId(tt.request)
+
+			if id != tt.expectedID {
+				t.Errorf("Expected session ID %s, got %s", tt.expectedID, id)
+			}
+
+			if err != tt.expectedError {
+				t.Errorf("Expected error %v, got %v", tt.expectedError, err)
+			}
+		})
+	}
+}
+
+func TestDefaultRequestParser_GetInput(t *testing.T) {
+	tests := []struct {
+		name          string
+		request       any
+		expectedInput []byte
+		expectedError error
+	}{
+		{
+			name: "Valid Input",
+			request: func() *http.Request {
+				return httptest.NewRequest(http.MethodPost, "/", bytes.NewBufferString("test input"))
+			}(),
+			expectedInput: []byte("test input"),
+			expectedError: nil,
+		},
+		{
+			name:          "Empty Input",
+			request:       httptest.NewRequest(http.MethodPost, "/", nil),
+			expectedInput: []byte{},
+			expectedError: nil,
+		},
+		{
+			name:          "Invalid Request Type",
+			request:       invalidRequestType{},
+			expectedInput: nil,
+			expectedError: handlers.ErrInvalidRequest,
+		},
+		{
+			name: "Read Error",
+			request: func() *http.Request {
+				return httptest.NewRequest(http.MethodPost, "/", &errorReader{})
+			}(),
+			expectedInput: nil,
+			expectedError: errors.New("read error"),
+		},
+	}
+
+	parser := &DefaultRequestParser{}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			input, err := parser.GetInput(tt.request)
+
+			if !bytes.Equal(input, tt.expectedInput) {
+				t.Errorf("Expected input %s, got %s", tt.expectedInput, input)
+			}
+
+			if err != tt.expectedError && (err == nil || err.Error() != tt.expectedError.Error()) {
+				t.Errorf("Expected error %v, got %v", tt.expectedError, err)
+			}
+		})
+	}
+}

internal/mocks/httpmocks/enginemock.go

@@ -0,0 +1,30 @@
+package httpmocks
+
+import (
+	"context"
+	"io"
+)
+
+// MockEngine implements the engine.Engine interface for testing
+type MockEngine struct {
+	InitFunc   func(context.Context) (bool, error)
+	ExecFunc   func(context.Context, []byte) (bool, error)
+	FlushFunc  func(context.Context, io.Writer) (int, error)
+	FinishFunc func() error
+}
+
+func (m *MockEngine) Init(ctx context.Context) (bool, error) {
+	return m.InitFunc(ctx)
+}
+
+func (m *MockEngine) Exec(ctx context.Context, input []byte) (bool, error) {
+	return m.ExecFunc(ctx, input)
+}
+
+func (m *MockEngine) Flush(ctx context.Context, w io.Writer) (int, error) {
+	return m.FlushFunc(ctx, w)
+}
+
+func (m *MockEngine) Finish() error {
+	return m.FinishFunc()
+}

internal/mocks/httpmocks/requesthandlermock.go

@@ -0,0 +1,47 @@
+package httpmocks
+
+import (
+	"git.defalsify.org/vise.git/engine"
+	"git.defalsify.org/vise.git/persist"
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/urdt/ussd/internal/handlers"
+)
+
+// MockRequestHandler implements handlers.RequestHandler interface for testing
+type MockRequestHandler struct {
+	ProcessFunc          func(handlers.RequestSession) (handlers.RequestSession, error)
+	GetConfigFunc        func() engine.Config
+	GetEngineFunc        func(cfg engine.Config, rs resource.Resource, pe *persist.Persister) engine.Engine
+	OutputFunc           func(rs handlers.RequestSession) (handlers.RequestSession, error)
+	ResetFunc            func(rs handlers.RequestSession) (handlers.RequestSession, error)
+	ShutdownFunc         func()
+	GetRequestParserFunc func() handlers.RequestParser
+}
+
+func (m *MockRequestHandler) Process(rqs handlers.RequestSession) (handlers.RequestSession, error) {
+	return m.ProcessFunc(rqs)
+}
+
+func (m *MockRequestHandler) GetConfig() engine.Config {
+	return m.GetConfigFunc()
+}
+
+func (m *MockRequestHandler) GetEngine(cfg engine.Config, rs resource.Resource, pe *persist.Persister) engine.Engine {
+	return m.GetEngineFunc(cfg, rs, pe)
+}
+
+func (m *MockRequestHandler) Output(rs handlers.RequestSession) (handlers.RequestSession, error) {
+	return m.OutputFunc(rs)
+}
+
+func (m *MockRequestHandler) Reset(rs handlers.RequestSession) (handlers.RequestSession, error) {
+	return m.ResetFunc(rs)
+}
+
+func (m *MockRequestHandler) Shutdown() {
+	m.ShutdownFunc()
+}
+
+func (m *MockRequestHandler) GetRequestParser() handlers.RequestParser {
+	return m.GetRequestParserFunc()
+}

internal/mocks/httpmocks/requestparsermock.go

@@ -0,0 +1,15 @@
+package httpmocks
+
+// MockRequestParser implements the handlers.RequestParser interface for testing
+type MockRequestParser struct {
+	GetSessionIdFunc func(any) (string, error)
+	GetInputFunc     func(any) ([]byte, error)
+}
+
+func (m *MockRequestParser) GetSessionId(rq any) (string, error) {
+	return m.GetSessionIdFunc(rq)
+}
+
+func (m *MockRequestParser) GetInput(rq any) ([]byte, error) {
+	return m.GetInputFunc(rq)
+}

internal/mocks/httpmocks/writermock.go

@@ -0,0 +1,25 @@
+package httpmocks
+
+import "net/http"
+
+// MockWriter implements a mock io.Writer for testing
+type MockWriter struct {
+	WriteStringCalled bool
+	WrittenString     string
+}
+
+func (m *MockWriter) Write(p []byte) (n int, err error) {
+	return len(p), nil
+}
+
+func (m *MockWriter) WriteString(s string) (n int, err error) {
+	m.WriteStringCalled = true
+	m.WrittenString = s
+	return len(s), nil
+}
+
+func (m *MockWriter) Header() http.Header {
+	return http.Header{}
+}
+
+func (m *MockWriter) WriteHeader(statusCode int) {}

internal/ssh/keystore.go

@@ -0,0 +1,64 @@
+package ssh
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"path"
+
+	"golang.org/x/crypto/ssh"
+
+	"git.defalsify.org/vise.git/db"
+
+	"git.grassecon.net/urdt/ussd/internal/storage"
+)
+
+type SshKeyStore struct {
+	store db.Db
+}
+
+func NewSshKeyStore(ctx context.Context, dbDir string) (*SshKeyStore, error) {
+	keyStore := &SshKeyStore{}
+	keyStoreFile := path.Join(dbDir, "ssh_authorized_keys.gdbm")
+	keyStore.store = storage.NewThreadGdbmDb()
+	err := keyStore.store.Connect(ctx, keyStoreFile)
+	if err != nil {
+		return nil, err
+	}
+	return keyStore, nil
+}
+
+func(s *SshKeyStore) AddFromFile(ctx context.Context, fp string, sessionId string) error {
+	_, err := os.Stat(fp)
+	if err != nil {
+		return fmt.Errorf("cannot open ssh server public key file: %v\n", err)
+	}
+
+	publicBytes, err := os.ReadFile(fp)
+	if err != nil {
+		return fmt.Errorf("Failed to load public key: %v", err)
+	}
+	pubKey, _, _, _, err := ssh.ParseAuthorizedKey(publicBytes)
+	if err != nil {
+		return fmt.Errorf("Failed to parse public key: %v", err)
+	}
+	k := append([]byte{0x01}, pubKey.Marshal()...)
+	s.store.SetPrefix(storage.DATATYPE_CUSTOM)
+	logg.Infof("Added key", "sessionId", sessionId, "public key", string(publicBytes))
+	return s.store.Put(ctx, k, []byte(sessionId))
+}
+
+func(s *SshKeyStore) Get(ctx context.Context, pubKey ssh.PublicKey) (string, error) {
+	s.store.SetLanguage(nil)
+	s.store.SetPrefix(storage.DATATYPE_CUSTOM)
+	k := append([]byte{0x01}, pubKey.Marshal()...)
+	v, err := s.store.Get(ctx, k)
+	if err != nil {
+		return "", err
+	}
+	return string(v), nil
+}
+
+func(s *SshKeyStore) Close() error {
+	return s.store.Close()
+}

internal/ssh/ssh.go

@@ -0,0 +1,284 @@
+package ssh
+
+import (
+	"context"
+	"encoding/hex"
+	"encoding/base64"
+	"errors"
+	"fmt"
+	"net"
+	"os"
+	"sync"
+
+	"golang.org/x/crypto/ssh"
+
+	"git.defalsify.org/vise.git/engine"
+	"git.defalsify.org/vise.git/logging"
+	"git.defalsify.org/vise.git/resource"
+	"git.defalsify.org/vise.git/state"
+
+	"git.grassecon.net/urdt/ussd/internal/handlers"
+	"git.grassecon.net/urdt/ussd/internal/storage"
+)
+
+var (
+	logg = logging.NewVanilla().WithDomain("ssh")
+)
+
+type auther struct {
+	Ctx context.Context
+	keyStore *SshKeyStore
+	auth map[string]string
+}
+
+func NewAuther(ctx context.Context, keyStore *SshKeyStore) *auther {
+	return &auther{
+		Ctx: ctx,
+		keyStore: keyStore,
+		auth: make(map[string]string),
+	}
+}
+
+func(a *auther) Check(conn ssh.ConnMetadata, pubKey ssh.PublicKey) (*ssh.Permissions, error) {
+	va, err := a.keyStore.Get(a.Ctx, pubKey)
+	if err != nil {
+		return nil, err
+	}
+	ka := hex.EncodeToString(conn.SessionID())
+	a.auth[ka] = va 
+	fmt.Fprintf(os.Stderr, "connect: %s -> %s\n", ka, va)
+	return nil, nil
+}
+
+func(a *auther) FromConn(c *ssh.ServerConn) (string, error) {
+	if c == nil {
+		return "", errors.New("nil server conn")
+	}
+	if c.Conn == nil {
+		return "", errors.New("nil underlying conn")
+	}
+	return a.Get(c.Conn.SessionID())
+}
+
+
+func(a *auther) Get(k []byte) (string, error) {
+	ka := hex.EncodeToString(k)
+	v, ok := a.auth[ka]
+	if !ok {
+		return "", errors.New("not found")
+	}
+	return v, nil
+}
+
+func(s *SshRunner) serve(ctx context.Context, sessionId string, ch ssh.NewChannel, en engine.Engine) error {
+	if ch == nil {
+		return errors.New("nil channel")
+	}
+	if ch.ChannelType() != "session" {
+		ch.Reject(ssh.UnknownChannelType, "that is not the channel you are looking for")
+		return errors.New("not a session")
+	}
+	channel, requests, err := ch.Accept()
+	if err != nil {
+		panic(err)
+	}
+	defer channel.Close()
+	s.wg.Add(1)
+	go func(reqIn <-chan *ssh.Request) {
+		defer s.wg.Done()
+		for req := range reqIn {
+			req.Reply(req.Type == "shell", nil)	
+		}
+		_ = requests
+	}(requests)
+
+	cont, err := en.Exec(ctx, []byte{})
+	if err != nil {
+		return fmt.Errorf("initial engine exec err: %v", err)
+	}
+
+	var input [state.INPUT_LIMIT]byte
+	for cont {
+		c, err := en.Flush(ctx, channel)
+		if err != nil {
+			return fmt.Errorf("flush err: %v", err)
+		}
+		_, err = channel.Write([]byte{0x0a})
+		if err != nil {
+			return fmt.Errorf("newline err: %v", err)
+		}
+		c, err = channel.Read(input[:])
+		if err != nil {
+			return fmt.Errorf("read input fail: %v", err)
+		}
+		logg.TraceCtxf(ctx, "input read", "c", c, "input", input[:c-1])
+		cont, err = en.Exec(ctx, input[:c-1])
+		if err != nil {
+			return fmt.Errorf("engine exec err: %v", err)
+		}
+		logg.TraceCtxf(ctx, "exec cont", "cont", cont, "en", en)
+		_ = c
+	}
+	c, err := en.Flush(ctx, channel)
+	if err != nil {
+		return fmt.Errorf("last flush err: %v", err)
+	}
+	_ = c
+	return nil
+}
+
+type SshRunner struct {
+	Ctx context.Context
+	Cfg engine.Config
+	FlagFile string
+	DbDir string
+	ResourceDir string
+	Debug bool
+	SrvKeyFile string
+	Host string
+	Port uint
+	wg sync.WaitGroup
+	lst net.Listener
+}
+
+func(s *SshRunner) Stop() error {
+	return s.lst.Close()
+}
+
+func(s *SshRunner) GetEngine(sessionId string) (engine.Engine, func(), error) {
+	ctx := s.Ctx
+	menuStorageService := storage.NewMenuStorageService(s.DbDir, s.ResourceDir)
+
+	err := menuStorageService.EnsureDbDir()
+	if err != nil {
+		return nil, nil, err
+	}
+
+	rs, err := menuStorageService.GetResource(ctx)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	pe, err := menuStorageService.GetPersister(ctx)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	userdatastore, err := menuStorageService.GetUserdataDb(ctx)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	dbResource, ok := rs.(*resource.DbResource)
+	if !ok {
+		return nil, nil, err
+	}
+
+	lhs, err := handlers.NewLocalHandlerService(s.FlagFile, true, dbResource, s.Cfg, rs)
+	lhs.SetDataStore(&userdatastore)
+	lhs.SetPersister(pe)
+	lhs.Cfg.SessionId = sessionId
+
+	if err != nil {
+		return nil, nil, err
+	}
+
+	hl, err := lhs.GetHandler()
+	if err != nil {
+		return nil, nil, err
+	}
+
+	en := lhs.GetEngine()
+	en = en.WithFirst(hl.Init)
+	if s.Debug {
+		en = en.WithDebug(nil)
+	}
+	// TODO: this is getting very hacky!
+	closer := func() {
+		err := menuStorageService.Close()
+		if err != nil {
+			logg.ErrorCtxf(ctx, "menu storage service cleanup fail", "err", err)
+		}
+	}
+	return en, closer, nil
+}
+
+// adapted example from crypto/ssh package, NewServerConn doc
+func(s *SshRunner) Run(ctx context.Context, keyStore *SshKeyStore) {
+	running := true
+
+	// TODO: waitgroup should probably not be global
+	defer s.wg.Wait()
+
+	auth := NewAuther(ctx, keyStore)
+	cfg := ssh.ServerConfig{
+		PublicKeyCallback: auth.Check,
+	}
+
+	privateBytes, err := os.ReadFile(s.SrvKeyFile)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "Failed to load private key", "err", err)
+	}
+	private, err := ssh.ParsePrivateKey(privateBytes)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "Failed to parse private key", "err", err)
+	}
+	srvPub := private.PublicKey()
+	srvPubStr := base64.StdEncoding.EncodeToString(srvPub.Marshal())
+	logg.InfoCtxf(ctx, "have server key", "type", srvPub.Type(), "public", srvPubStr)
+	cfg.AddHostKey(private)
+
+	s.lst, err = net.Listen("tcp", fmt.Sprintf("%s:%d", s.Host, s.Port))
+	if err != nil {
+		panic(err)
+	}
+
+	for running {
+		conn, err := s.lst.Accept()
+		if err != nil {
+			logg.ErrorCtxf(ctx, "ssh accept error", "err", err)
+			running = false
+			continue
+		}
+
+		go func(conn net.Conn) {
+			defer conn.Close()
+			for true {
+				srvConn, nC, rC, err := ssh.NewServerConn(conn, &cfg)
+				if err != nil {
+					logg.InfoCtxf(ctx, "rejected client", "err", err)
+					return
+				}
+				logg.DebugCtxf(ctx, "ssh client connected", "conn", srvConn)
+
+				s.wg.Add(1)
+				go func() {
+					ssh.DiscardRequests(rC)
+					s.wg.Done()
+				}()
+				
+				sessionId, err := auth.FromConn(srvConn)
+				if err != nil {
+					logg.ErrorCtxf(ctx, "Cannot find authentication")
+					return
+				}
+				en, closer, err := s.GetEngine(sessionId)
+				if err != nil {
+					logg.ErrorCtxf(ctx, "engine won't start", "err", err)
+					return
+				}
+				defer func() {
+					err := en.Finish()
+					if err != nil {
+						logg.ErrorCtxf(ctx, "engine won't stop", "err", err)
+					}
+					closer()
+				}()
+				for ch := range nC {
+					err = s.serve(ctx, sessionId, ch, en)
+					logg.ErrorCtxf(ctx, "ssh server finish", "err", err)
+				}
+			}
+		}(conn)
+	}
+}

internal/storage/gdbm.go

@@ -0,0 +1,115 @@
+package storage
+
+import (
+	"context"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/lang"
+	gdbmdb "git.defalsify.org/vise.git/db/gdbm"
+)
+
+var (
+	dbC map[string]chan db.Db
+)
+
+type ThreadGdbmDb struct {
+	db db.Db
+	connStr string
+}
+
+func NewThreadGdbmDb() *ThreadGdbmDb {
+	if dbC == nil {
+		dbC = make(map[string]chan db.Db)
+	}
+	return &ThreadGdbmDb{}
+}
+
+func(tdb *ThreadGdbmDb) Connect(ctx context.Context, connStr string) error {
+	var ok bool
+	_, ok = dbC[connStr]
+	if ok {
+		logg.WarnCtxf(ctx, "already registered thread gdbm, skipping", "connStr", connStr)
+		return nil
+	}
+	gdb := gdbmdb.NewGdbmDb()
+	err := gdb.Connect(ctx, connStr)
+	if err != nil {
+		return err
+	}
+	dbC[connStr] = make(chan db.Db, 1)
+	dbC[connStr]<- gdb
+	tdb.connStr = connStr
+	return nil
+}
+
+func(tdb *ThreadGdbmDb) reserve() {
+	if tdb.db == nil {
+		tdb.db = <-dbC[tdb.connStr]
+	}
+}
+
+func(tdb *ThreadGdbmDb) release() {
+	if tdb.db == nil {
+		return
+	}
+	dbC[tdb.connStr] <- tdb.db
+	tdb.db = nil
+}
+
+func(tdb *ThreadGdbmDb) SetPrefix(pfx uint8) {
+	tdb.reserve()
+	tdb.db.SetPrefix(pfx)
+}
+
+func(tdb *ThreadGdbmDb) SetSession(sessionId string) {
+	tdb.reserve()
+	tdb.db.SetSession(sessionId)
+}
+
+func(tdb *ThreadGdbmDb) SetLanguage(lng *lang.Language) {
+	tdb.reserve()
+	tdb.db.SetLanguage(lng)
+}
+
+func(tdb *ThreadGdbmDb) Safe() bool {
+	tdb.reserve()
+	v := tdb.db.Safe()
+	tdb.release()
+	return v
+}
+
+func(tdb *ThreadGdbmDb) Prefix() uint8 {
+	tdb.reserve()
+	v := tdb.db.Prefix()
+	tdb.release()
+	return v
+}
+
+func(tdb *ThreadGdbmDb) SetLock(typ uint8, locked bool) error {
+	tdb.reserve()
+	err := tdb.db.SetLock(typ, locked)
+	tdb.release()
+	return err
+}
+
+func(tdb *ThreadGdbmDb) Put(ctx context.Context, key []byte, val []byte) error {
+	tdb.reserve()
+	err := tdb.db.Put(ctx, key, val)
+	tdb.release()
+	return err
+}
+
+func(tdb *ThreadGdbmDb) Get(ctx context.Context, key []byte) ([]byte, error) {
+	tdb.reserve()
+	v, err := tdb.db.Get(ctx, key)
+	tdb.release()
+	return v, err
+}
+
+func(tdb *ThreadGdbmDb) Close() error {
+	tdb.reserve()
+	close(dbC[tdb.connStr])
+	err := tdb.db.Close()
+	tdb.db = nil
+	return err
+}

internal/storage/storage.go

@@ -5,6 +5,10 @@ import (
 	"git.defalsify.org/vise.git/persist"
 )
 
+const (
+	DATATYPE_CUSTOM = 128 
+)
+
 type Storage struct {
 	Persister *persist.Persister
 	UserdataDb db.Db	

internal/storage/storageservice.go

@@ -8,57 +8,96 @@ import (
 
 	"git.defalsify.org/vise.git/db"
 	fsdb "git.defalsify.org/vise.git/db/fs"
-	gdbmdb "git.defalsify.org/vise.git/db/gdbm"
 	"git.defalsify.org/vise.git/persist"
 	"git.defalsify.org/vise.git/resource"
+	"git.defalsify.org/vise.git/logging"
 )
 
+var (
+	logg = logging.NewVanilla().WithDomain("storage")
+)	
+
 type StorageService interface {
-	GetPersister(dbDir string, ctx context.Context) (*persist.Persister, error)
+	GetPersister(ctx context.Context) (*persist.Persister, error)
-	GetUserdataDb(dbDir string, ctx context.Context) db.Db
+	GetUserdataDb(ctx context.Context) db.Db
-	GetResource(resourceDir string, ctx context.Context) (resource.Resource, error)
+	GetResource(ctx context.Context) (resource.Resource, error)
-	EnsureDbDir(dbDir string) error
+	EnsureDbDir() error
 }
 
-type MenuStorageService struct{}
+type MenuStorageService struct{
-
+	dbDir string
-func (menuStorageService *MenuStorageService) GetPersister(dbDir string, ctx context.Context) (*persist.Persister, error) {
+	resourceDir string
-	store := gdbmdb.NewGdbmDb()
+	resourceStore db.Db
-	storeFile := path.Join(dbDir, "state.gdbm")
+	stateStore db.Db
-	store.Connect(ctx, storeFile)
+	userDataStore db.Db
-	pr := persist.NewPersister(store)
-	return pr, nil
 }
 
-func (menuStorageService *MenuStorageService) GetUserdataDb(dbDir string, ctx context.Context) db.Db {
+func NewMenuStorageService(dbDir string, resourceDir string) *MenuStorageService {
-	store := gdbmdb.NewGdbmDb()
+	return &MenuStorageService{
-	storeFile := path.Join(dbDir, "userdata.gdbm")
+		dbDir: dbDir,
-	store.Connect(ctx, storeFile)
+		resourceDir: resourceDir,
-
+	}
-	return store
 }
 
-func (menuStorageService *MenuStorageService) GetResource(resourceDir string, ctx context.Context) (resource.Resource, error) {
+func (ms *MenuStorageService) GetPersister(ctx context.Context) (*persist.Persister, error) {
-	store := fsdb.NewFsDb()
+	ms.stateStore = NewThreadGdbmDb()
-	err := store.Connect(ctx, resourceDir)
+	storeFile := path.Join(ms.dbDir, "state.gdbm")
+	err := ms.stateStore.Connect(ctx, storeFile)
 	if err != nil {
 		return nil, err
 	}
-	rfs := resource.NewDbResource(store)
+	pr := persist.NewPersister(ms.stateStore)
+	logg.TraceCtxf(ctx, "menu storage service", "persist", pr, "store", ms.stateStore)
+	return pr, nil
+}
+
+func (ms *MenuStorageService) GetUserdataDb(ctx context.Context) (db.Db, error) {
+	ms.userDataStore = NewThreadGdbmDb()
+	storeFile := path.Join(ms.dbDir, "userdata.gdbm")
+	err := ms.userDataStore.Connect(ctx, storeFile)
+	if err != nil {
+		return nil, err
+	}
+	return ms.userDataStore, nil
+}
+
+func (ms *MenuStorageService) GetResource(ctx context.Context) (resource.Resource, error) {
+	ms.resourceStore = fsdb.NewFsDb()
+	err := ms.resourceStore.Connect(ctx, ms.resourceDir)
+	if err != nil {
+		return nil, err
+	}
+	rfs := resource.NewDbResource(ms.resourceStore)
 	return rfs, nil
 }
 
-func (menuStorageService *MenuStorageService) GetStateStore(dbDir string, ctx context.Context) (db.Db, error) {
+func (ms *MenuStorageService) GetStateStore(ctx context.Context) (db.Db, error) {
-	store := gdbmdb.NewGdbmDb()
+	if ms.stateStore != nil {
-	storeFile := path.Join(dbDir, "state.gdbm")
+		panic("set up store when already exists")
-	store.Connect(ctx, storeFile)
+	}
-	return store, nil
+	ms.stateStore = NewThreadGdbmDb()
+	storeFile := path.Join(ms.dbDir, "state.gdbm")
+	err := ms.stateStore.Connect(ctx, storeFile)
+	if err != nil {
+		return nil, err
+	}
+	return ms.stateStore, nil
 }
 
-func (menuStorageService *MenuStorageService) EnsureDbDir(dbDir string) error {
+func (ms *MenuStorageService) EnsureDbDir() error {
-	err := os.MkdirAll(dbDir, 0700)
+	err := os.MkdirAll(ms.dbDir, 0700)
 	if err != nil {
 		return fmt.Errorf("state dir create exited with error: %v\n", err)
 	}
 	return nil
 }
+
+func (ms *MenuStorageService) Close() error {
+	errA := ms.stateStore.Close()
+	errB := ms.userDataStore.Close()
+	errC := ms.resourceStore.Close()
+	if errA != nil || errB != nil || errC != nil {
+		return fmt.Errorf("%v %v %v", errA, errB, errC)
+	}
+	return nil
+}

services/registration/edit_familyname_menu

@@ -0,0 +1 @@
+Edit family name

services/registration/edit_familyname_menu_swa

@@ -0,0 +1 @@
+Weka jina la familia

services/registration/edit_profile.vis

@@ -2,19 +2,21 @@ LOAD reset_account_authorized 16
 LOAD reset_allow_update 0
 RELOAD reset_allow_update
 MOUT edit_name 1
-MOUT edit_gender 2
+MOUT edit_familyname 2
-MOUT edit_yob 3
+MOUT edit_gender 3
-MOUT edit_location 4
+MOUT edit_yob 4
-MOUT edit_offerings 5
+MOUT edit_location 5
-MOUT view 6
+MOUT edit_offerings 6
+MOUT view 7
 MOUT back 0
 HALT
-INCMP _ 0
+INCMP my_account 0
 LOAD set_reset_single_edit 0
 RELOAD set_reset_single_edit
 INCMP enter_name 1
-INCMP select_gender 2
+INCMP enter_familyname 2
-INCMP enter_yob 3
+INCMP select_gender 3
-INCMP enter_location 4
+INCMP enter_yob 4
-INCMP enter_offerings 5
+INCMP enter_location 5
-INCMP view_profile 6
+INCMP enter_offerings 6
+INCMP view_profile 7

services/registration/enter_familyname.vis

@@ -1,5 +1,9 @@
-LOAD save_firstname 0
+CATCH incorrect_pin flag_incorrect_pin 1
+CATCH profile_update_success flag_allow_update 1
+LOAD save_familyname 0
+RELOAD save_familyname
 MOUT back 0
 HALT
+RELOAD save_familyname
 INCMP _ 0
-INCMP select_gender *
+INCMP pin_entry *

services/registration/enter_familyname_swa

@@ -0,0 +1 @@
+Weka jina la familia

services/registration/enter_location.vis

@@ -1,9 +1,8 @@
-CATCH incorrect_date_format flag_incorrect_date_format 1
+CATCH incorrect_pin flag_incorrect_pin 1
-LOAD save_yob 0
+CATCH profile_update_success flag_allow_update 1
-CATCH update_success flag_allow_update 1
+LOAD save_location 0
 MOUT back 0
 HALT
+RELOAD save_location
 INCMP _ 0
-LOAD save_location 0
+INCMP pin_entry *
-CATCH pin_entry flag_single_edit 1
-INCMP enter_offerings *

services/registration/enter_name.vis

@@ -1,4 +1,12 @@
+CATCH incorrect_pin flag_incorrect_pin 1
+CATCH profile_update_success flag_allow_update 1
+LOAD save_firstname 0
+RELOAD save_firstname 
 MOUT back 0
 HALT
+RELOAD save_firstname
 INCMP _ 0
-INCMP enter_familyname *
+INCMP pin_entry *
+
+
+

services/registration/enter_offerings.vis

@@ -1,8 +1,8 @@
-LOAD save_location 0
 CATCH incorrect_pin flag_incorrect_pin 1
-CATCH update_success flag_allow_update 1
+CATCH profile_update_success flag_allow_update 1
+LOAD save_offerings 0
 MOUT back 0
 HALT
-LOAD save_offerings 0
+RELOAD save_offerings
 INCMP _ 0
 INCMP pin_entry *

services/registration/enter_yob.vis

@@ -1,9 +1,10 @@
-LOAD save_gender 0
+CATCH incorrect_pin flag_incorrect_pin 1
-CATCH update_success flag_allow_update 1
+CATCH profile_update_success flag_allow_update 1
+LOAD save_yob 0
 MOUT back 0
 HALT
+LOAD verify_yob 0
+CATCH incorrect_date_format flag_incorrect_date_format 1
+RELOAD save_yob
 INCMP _ 0
-LOAD verify_yob 8
+INCMP pin_entry *
-LOAD save_yob 0
-CATCH pin_entry flag_single_edit 1
-INCMP enter_location *

services/registration/my_account.vis

@@ -7,7 +7,7 @@ MOUT pin_options 5
 MOUT my_address 6
 MOUT back 0
 HALT
-INCMP _ 0
+INCMP main 0
 INCMP edit_profile 1
 INCMP change_language 2
 INCMP balances 3

services/registration/profile_update_success

@@ -0,0 +1 @@
+Profile updated successfully

services/registration/profile_update_success.vis

@@ -0,0 +1,5 @@
+MOUT back 0
+MOUT quit 9
+HALT
+INCMP edit_profile 0
+INCMP quit 9

services/registration/profile_update_success_swa

@@ -0,0 +1 @@
+Ombi la Kuweka wasifu limefanikiwa

services/registration/select_gender.vis

@@ -1,13 +1,13 @@
-LOAD save_familyname 0
+CATCH incorrect_pin flag_incorrect_pin 1
-CATCH update_success flag_allow_update 1
+CATCH profile_update_success flag_allow_update 1
+LOAD save_gender 0
 MOUT male 1
 MOUT female 2
 MOUT unspecified 3
 MOUT back 0
 HALT
-LOAD save_gender 0
+RELOAD save_gender
-CATCH pin_entry flag_single_edit 1
 INCMP _ 0
-INCMP enter_yob 1
+INCMP pin_entry *
-INCMP enter_yob 2
+
-INCMP enter_yob 3
+