Enable env, config, db in ssh

Reviewed-on: urdt/ussd#251
Reviewed-by: lash <accounts-grassrootseconomics@holbrook.no>

.env.example

@@ -6,13 +6,9 @@ HOST=127.0.0.1
 AT_ENDPOINT=/ussd/africastalking
 
 #PostgreSQL
-DB_HOST=localhost
-DB_USER=postgres
-DB_PASSWORD=strongpass
-DB_NAME=urdt_ussd
-DB_PORT=5432
-DB_SSLMODE=disable
-DB_TIMEZONE=Africa/Nairobi
+DB_CONN=postgres://postgres:strongpass@localhost:5432/urdt_ussd
+#DB_TIMEZONE=Africa/Nairobi
+#DB_SCHEMA=vise
 
 #External API Calls
 CUSTODIAL_URL_BASE=http://localhost:5003

cmd/africastalking/main.go

@@ -19,7 +19,6 @@ import (
 	"git.grassecon.net/urdt/ussd/initializers"
 	"git.grassecon.net/urdt/ussd/internal/handlers"
 	"git.grassecon.net/urdt/ussd/internal/http/at"
-	httpserver "git.grassecon.net/urdt/ussd/internal/http/at"
 	"git.grassecon.net/urdt/ussd/internal/storage"
 	"git.grassecon.net/urdt/ussd/remote"
 )
@@ -34,26 +33,37 @@ var (
 func init() {
 	initializers.LoadEnvVariables()
 }
+
 func main() {
 	config.LoadConfig()
 
-	var dbDir string
+	var connStr string
 	var resourceDir string
 	var size uint
 	var database string
 	var engineDebug bool
 	var host string
 	var port uint
-	flag.StringVar(&dbDir, "dbdir", ".state", "database dir to read from")
+	var err error
+
 	flag.StringVar(&resourceDir, "resourcedir", path.Join("services", "registration"), "resource dir")
-	flag.StringVar(&database, "db", "gdbm", "database to be used")
+	flag.StringVar(&connStr, "c", "", "connection string")
 	flag.BoolVar(&engineDebug, "d", false, "use engine debug output")
 	flag.UintVar(&size, "s", 160, "max size of output")
 	flag.StringVar(&host, "h", initializers.GetEnv("HOST", "127.0.0.1"), "http host")
 	flag.UintVar(&port, "p", initializers.GetEnvUint("PORT", 7123), "http port")
 	flag.Parse()
 
-	logg.Infof("start command", "build", build, "dbdir", dbDir, "resourcedir", resourceDir, "outputsize", size)
+	if connStr != "" {
+		connStr = config.DbConn
+	}
+	connData, err := storage.ToConnData(config.DbConn)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "connstr err: %v", err)
+		os.Exit(1)
+	}
+
+	logg.Infof("start command", "build", build, "conn", connData, "resourcedir", resourceDir, "outputsize", size)
 
 	ctx := context.Background()
 	ctx = context.WithValue(ctx, "Database", database)
@@ -70,14 +80,13 @@ func main() {
 		cfg.EngineDebug = true
 	}
 
-	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
-	rs, err := menuStorageService.GetResource(ctx)
+	menuStorageService := storage.NewMenuStorageService(connData, resourceDir)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	err = menuStorageService.EnsureDbDir()
+	rs, err := menuStorageService.GetResource(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
@@ -121,11 +130,9 @@ func main() {
 	}
 	defer stateStore.Close()
 
-	rp := &at.ATRequestParser{
-		Context: ctx,
-	}
+	rp := &at.ATRequestParser{}
 	bsh := handlers.NewBaseSessionHandler(cfg, rs, stateStore, userdataStore, rp, hl)
-	sh := httpserver.NewATSessionHandler(bsh)
+	sh := at.NewATSessionHandler(bsh)
 
 	mux := http.NewServeMux()
 	mux.Handle(initializers.GetEnv("AT_ENDPOINT", "/"), sh)

cmd/async/main.go

@@ -21,8 +21,8 @@ import (
 )
 
 var (
-	logg      = logging.NewVanilla()
-	scriptDir = path.Join("services", "registration")
+	logg          = logging.NewVanilla()
+	scriptDir     = path.Join("services", "registration")
 	menuSeparator = ": "
 )
 
@@ -35,7 +35,7 @@ type asyncRequestParser struct {
 	input     []byte
 }
 
-func (p *asyncRequestParser) GetSessionId(r any) (string, error) {
+func (p *asyncRequestParser) GetSessionId(ctx context.Context, r any) (string, error) {
 	return p.sessionId, nil
 }
 
@@ -46,25 +46,35 @@ func (p *asyncRequestParser) GetInput(r any) ([]byte, error) {
 func main() {
 	config.LoadConfig()
 
+	var connStr string
 	var sessionId string
-	var dbDir string
 	var resourceDir string
 	var size uint
 	var database string
 	var engineDebug bool
 	var host string
 	var port uint
+	var err error
+
 	flag.StringVar(&sessionId, "session-id", "075xx2123", "session id")
-	flag.StringVar(&dbDir, "dbdir", ".state", "database dir to read from")
 	flag.StringVar(&resourceDir, "resourcedir", path.Join("services", "registration"), "resource dir")
-	flag.StringVar(&database, "db", "gdbm", "database to be used")
+	flag.StringVar(&connStr, "c", "", "connection string")
 	flag.BoolVar(&engineDebug, "d", false, "use engine debug output")
 	flag.UintVar(&size, "s", 160, "max size of output")
 	flag.StringVar(&host, "h", initializers.GetEnv("HOST", "127.0.0.1"), "http host")
 	flag.UintVar(&port, "p", initializers.GetEnvUint("PORT", 7123), "http port")
 	flag.Parse()
 
-	logg.Infof("start command", "dbdir", dbDir, "resourcedir", resourceDir, "outputsize", size, "sessionId", sessionId)
+	if connStr != "" {
+		connStr = config.DbConn
+	}
+	connData, err := storage.ToConnData(config.DbConn)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "connstr err: %v", err)
+		os.Exit(1)
+	}
+
+	logg.Infof("start command", "conn", connData, "resourcedir", resourceDir, "outputsize", size, "sessionId", sessionId)
 
 	ctx := context.Background()
 	ctx = context.WithValue(ctx, "Database", database)
@@ -81,18 +91,18 @@ func main() {
 		cfg.EngineDebug = true
 	}
 
-	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
+	menuStorageService := storage.NewMenuStorageService(connData, resourceDir)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, err.Error())
+		os.Exit(1)
+	}
+
 	rs, err := menuStorageService.GetResource(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	err = menuStorageService.EnsureDbDir()
-	if err != nil {
-		fmt.Fprintf(os.Stderr, err.Error())
-		os.Exit(1)
-	}
 
 	userdataStore, err := menuStorageService.GetUserdataDb(ctx)
 	if err != nil {

cmd/http/main.go

@@ -36,23 +36,33 @@ func init() {
 func main() {
 	config.LoadConfig()
 
-	var dbDir string
+	var connStr string
 	var resourceDir string
 	var size uint
 	var database string
 	var engineDebug bool
 	var host string
 	var port uint
-	flag.StringVar(&dbDir, "dbdir", ".state", "database dir to read from")
+	var err error
+
 	flag.StringVar(&resourceDir, "resourcedir", path.Join("services", "registration"), "resource dir")
-	flag.StringVar(&database, "db", "gdbm", "database to be used")
+	flag.StringVar(&connStr, "c", "", "connection string")
 	flag.BoolVar(&engineDebug, "d", false, "use engine debug output")
 	flag.UintVar(&size, "s", 160, "max size of output")
 	flag.StringVar(&host, "h", initializers.GetEnv("HOST", "127.0.0.1"), "http host")
 	flag.UintVar(&port, "p", initializers.GetEnvUint("PORT", 7123), "http port")
 	flag.Parse()
 
-	logg.Infof("start command", "dbdir", dbDir, "resourcedir", resourceDir, "outputsize", size)
+	if connStr != "" {
+		connStr = config.DbConn
+	}
+	connData, err := storage.ToConnData(config.DbConn)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "connstr err: %v", err)
+		os.Exit(1)
+	}
+
+	logg.Infof("start command", "conn", connData, "resourcedir", resourceDir, "outputsize", size)
 
 	ctx := context.Background()
 	ctx = context.WithValue(ctx, "Database", database)
@@ -69,19 +79,14 @@ func main() {
 		cfg.EngineDebug = true
 	}
 
-	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
+	menuStorageService := storage.NewMenuStorageService(connData, resourceDir)
+	
 	rs, err := menuStorageService.GetResource(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())
 		os.Exit(1)
 	}
 
-	err = menuStorageService.EnsureDbDir()
-	if err != nil {
-		fmt.Fprintf(os.Stderr, err.Error())
-		os.Exit(1)
-	}
-
 	userdataStore, err := menuStorageService.GetUserdataDb(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())

cmd/main.go

@@ -30,19 +30,31 @@ func init() {
 func main() {
 	config.LoadConfig()
 
-	var dbDir string
+	var connStr string
 	var size uint
 	var sessionId string
 	var database string
 	var engineDebug bool
+	var resourceDir string
+	var err error
+
+	flag.StringVar(&resourceDir, "resourcedir", scriptDir, "resource dir")
 	flag.StringVar(&sessionId, "session-id", "075xx2123", "session id")
-	flag.StringVar(&database, "db", "gdbm", "database to be used")
-	flag.StringVar(&dbDir, "dbdir", ".state", "database dir to read from")
+	flag.StringVar(&connStr, "c", "", "connection string")
 	flag.BoolVar(&engineDebug, "d", false, "use engine debug output")
 	flag.UintVar(&size, "s", 160, "max size of output")
 	flag.Parse()
 
-	logg.Infof("start command", "dbdir", dbDir, "outputsize", size)
+	if connStr != "" {
+		connStr = config.DbConn
+	}
+	connData, err := storage.ToConnData(config.DbConn)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "connstr err: %v", err)
+		os.Exit(1)
+	}
+
+	logg.Infof("start command", "conn", connData, "outputsize", size)
 
 	ctx := context.Background()
 	ctx = context.WithValue(ctx, "SessionId", sessionId)
@@ -57,14 +69,7 @@ func main() {
 		MenuSeparator: menuSeparator,
 	}
 
-	resourceDir := scriptDir
-	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
-
-	err := menuStorageService.EnsureDbDir()
-	if err != nil {
-		fmt.Fprintf(os.Stderr, err.Error())
-		os.Exit(1)
-	}
+	menuStorageService := storage.NewMenuStorageService(connData, resourceDir)
 
 	rs, err := menuStorageService.GetResource(ctx)
 	if err != nil {

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 +1,133 @@
+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/config"
+	"git.grassecon.net/urdt/ussd/initializers"
+	"git.grassecon.net/urdt/ussd/internal/ssh"
+	"git.grassecon.net/urdt/ussd/internal/storage"
+)
+
+var (
+	wg sync.WaitGroup
+	keyStore db.Db
+	logg      = logging.NewVanilla()
+	scriptDir = path.Join("services", "registration")
+)
+
+func init() {
+	initializers.LoadEnvVariables()
+}
+
+func main() {
+	config.LoadConfig()
+
+	var connStr string
+	var dbDir string
+	var resourceDir string
+	var size uint
+	var engineDebug bool
+	var stateDebug bool
+	var host string
+	var port uint
+	flag.StringVar(&connStr, "c", "", "connection string")
+	flag.StringVar(&resourceDir, "resourcedir", path.Join("services", "registration"), "resource dir")
+	flag.BoolVar(&engineDebug, "d", false, "use engine debug output")
+	flag.UintVar(&size, "s", 160, "max size of output")
+	flag.StringVar(&host, "h", "127.0.0.1", "socket host")
+	flag.UintVar(&port, "p", 7122, "socket port")
+	flag.Parse()
+
+	if connStr != "" {
+		connStr = config.DbConn
+	}
+	connData, err := storage.ToConnData(config.DbConn)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "connstr err: %v", err)
+		os.Exit(1)
+	}
+
+	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,
+		Conn: connData,
+		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)
+	}
+}

common/storage.go

@@ -23,17 +23,17 @@ type StorageServices interface {
 	GetPersister(ctx context.Context) (*persist.Persister, error)
 	GetUserdataDb(ctx context.Context) (db.Db, error)
 	GetResource(ctx context.Context) (resource.Resource, error)
-	EnsureDbDir() error
 }
 
 type StorageService struct {
 	svc *storage.MenuStorageService
 }
 
-func NewStorageService(dbDir string) *StorageService {
-	return &StorageService{
-		svc: storage.NewMenuStorageService(dbDir, ""),
+func NewStorageService(conn storage.ConnData) (*StorageService, error) {
+	svc := &StorageService{
+		svc: storage.NewMenuStorageService(conn, ""),
 	}
+	return svc, nil
 }
 
 func(ss *StorageService) GetPersister(ctx context.Context) (*persist.Persister, error) {
@@ -47,7 +47,3 @@ func(ss *StorageService) GetUserdataDb(ctx context.Context) (db.Db, error) {
 func(ss *StorageService) GetResource(ctx context.Context) (resource.Resource, error) {
 	return nil, errors.New("not implemented")
 }
-
-func(ss *StorageService) EnsureDbDir() error {
-	return ss.svc.EnsureDbDir()
-}

config/config.go

@@ -34,6 +34,7 @@ var (
 	VoucherTransfersURL string
 	VoucherDataURL      string
 	CheckAliasURL       string
+	DbConn		string
 )
 
 func setBase() error {
@@ -43,14 +44,20 @@ func setBase() error {
 	dataURLBase = initializers.GetEnv("DATA_URL_BASE", "http://localhost:5006")
 	BearerToken = initializers.GetEnv("BEARER_TOKEN", "")
 
-	_, err = url.JoinPath(custodialURLBase, "/foo")
+	_, err = url.Parse(custodialURLBase)
 	if err != nil {
 		return err
 	}
-	_, err = url.JoinPath(dataURLBase, "/bar")
+	_, err = url.Parse(dataURLBase)
 	if err != nil {
 		return err
 	}
+
+	return nil
+}
+
+func setConn() error {
+	DbConn = initializers.GetEnv("DB_CONN", "")
 	return nil
 }
 
@@ -60,6 +67,10 @@ func LoadConfig() error {
 	if err != nil {
 		return err
 	}
+	err = setConn()
+	if err != nil {
+		return err
+	}
 	CreateAccountURL, _ = url.JoinPath(custodialURLBase, createAccountPath)
 	TrackStatusURL, _ = url.JoinPath(custodialURLBase, trackStatusPath)
 	BalanceURL, _ = url.JoinPath(custodialURLBase, balancePathPrefix)

devtools/gen/main.go

@@ -28,24 +28,35 @@ func init() {
 func main() {
 	config.LoadConfig()
 
-	var dbDir string
+	var connStr string
 	var sessionId string
 	var database string
 	var engineDebug bool
+	var err error
 
 	flag.StringVar(&sessionId, "session-id", "075xx2123", "session id")
-	flag.StringVar(&database, "db", "gdbm", "database to be used")
-	flag.StringVar(&dbDir, "dbdir", ".state", "database dir to read from")
+	flag.StringVar(&connStr, "c", "", "connection string")
 	flag.BoolVar(&engineDebug, "d", false, "use engine debug output")
 	flag.Parse()
 
+	if connStr != "" {
+		connStr = config.DbConn
+	}
+	connData, err := storage.ToConnData(config.DbConn)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "connstr err: %v", err)
+		os.Exit(1)
+	}
+
+	logg.Infof("start command", "conn", connData)
+
 	ctx := context.Background()
 	ctx = context.WithValue(ctx, "SessionId", sessionId)
 	ctx = context.WithValue(ctx, "Database", database)
 
 	resourceDir := scriptDir
-	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
-
+	menuStorageService := storage.NewMenuStorageService(connData, resourceDir)
+	
 	store, err := menuStorageService.GetUserdataDb(ctx)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())

devtools/store/main.go

@@ -28,23 +28,34 @@ func init() {
 func main() {
 	config.LoadConfig()
 
-	var dbDir string
+	var connStr string
 	var sessionId string
 	var database string
 	var engineDebug bool
+	var err error
 
 	flag.StringVar(&sessionId, "session-id", "075xx2123", "session id")
-	flag.StringVar(&database, "db", "gdbm", "database to be used")
-	flag.StringVar(&dbDir, "dbdir", ".state", "database dir to read from")
+	flag.StringVar(&connStr, "c", ".state", "connection string")
 	flag.BoolVar(&engineDebug, "d", false, "use engine debug output")
 	flag.Parse()
 
+	if connStr != "" {
+		connStr = config.DbConn
+	}
+	connData, err := storage.ToConnData(config.DbConn)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "connstr err: %v", err)
+		os.Exit(1)
+	}
+
+	logg.Infof("start command", "conn", connData)
+
 	ctx := context.Background()
 	ctx = context.WithValue(ctx, "SessionId", sessionId)
 	ctx = context.WithValue(ctx, "Database", database)
 
 	resourceDir := scriptDir
-	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
+	menuStorageService := storage.NewMenuStorageService(connData, resourceDir)
 
 	store, err := menuStorageService.GetUserdataDb(ctx)
 	if err != nil {

internal/handlers/single.go

@@ -6,9 +6,9 @@ import (
 	"io"
 
 	"git.defalsify.org/vise.git/engine"
-	"git.defalsify.org/vise.git/resource"
-	"git.defalsify.org/vise.git/persist"
 	"git.defalsify.org/vise.git/logging"
+	"git.defalsify.org/vise.git/persist"
+	"git.defalsify.org/vise.git/resource"
 
 	"git.grassecon.net/urdt/ussd/internal/storage"
 )
@@ -20,33 +20,33 @@ var (
 var (
 	ErrInvalidRequest = errors.New("invalid request for context")
 	ErrSessionMissing = errors.New("missing session")
-	ErrInvalidInput = errors.New("invalid input")
-	ErrStorage = errors.New("storage retrieval fail")
-	ErrEngineType = errors.New("incompatible engine")
-	ErrEngineInit = errors.New("engine init fail")
-	ErrEngineExec = errors.New("engine exec fail")
+	ErrInvalidInput   = errors.New("invalid input")
+	ErrStorage        = errors.New("storage retrieval fail")
+	ErrEngineType     = errors.New("incompatible engine")
+	ErrEngineInit     = errors.New("engine init fail")
+	ErrEngineExec     = errors.New("engine exec fail")
 )
 
 type RequestSession struct {
-	Ctx context.Context
-	Config engine.Config
-	Engine engine.Engine
-	Input []byte
-	Storage *storage.Storage
-	Writer io.Writer
+	Ctx      context.Context
+	Config   engine.Config
+	Engine   engine.Engine
+	Input    []byte
+	Storage  *storage.Storage
+	Writer   io.Writer
 	Continue bool
 }
 
 // TODO: seems like can remove this.
 type RequestParser interface {
-	GetSessionId(rq any) (string, error)
+	GetSessionId(context context.Context, rq any) (string, error)
 	GetInput(rq any) ([]byte, error)
 }
 
 type RequestHandler interface {
 	GetConfig() engine.Config
 	GetRequestParser() RequestParser
-	GetEngine(cfg engine.Config, rs resource.Resource, pe *persist.Persister) engine.Engine 
+	GetEngine(cfg engine.Config, rs resource.Resource, pe *persist.Persister) engine.Engine
 	Process(rs RequestSession) (RequestSession, error)
 	Output(rs RequestSession) (RequestSession, error)
 	Reset(rs RequestSession) (RequestSession, error)

internal/handlers/ussd/menuhandler.go

@@ -28,7 +28,7 @@ import (
 )
 
 var (
-	logg           = logging.NewVanilla().WithDomain("ussdmenuhandler").WithContextKey("session-id")
+	logg           = logging.NewVanilla().WithDomain("ussdmenuhandler").WithContextKey("SessionId")
 	scriptDir      = path.Join("services", "registration")
 	translationDir = path.Join(scriptDir, "locale")
 )
@@ -124,7 +124,7 @@ func (h *Handlers) Init(ctx context.Context, sym string, input []byte) (resource
 
 	sessionId, ok := ctx.Value("SessionId").(string)
 	if ok {
-		context.WithValue(ctx, "session-id", sessionId)
+		ctx = context.WithValue(ctx, "SessionId", sessionId)
 	}
 
 	flag_admin_privilege, _ := h.flagManager.GetFlag("flag_admin_privilege")

internal/http/at/parse.go

@@ -15,16 +15,14 @@ import (
 )
 
 type ATRequestParser struct {
-	Context context.Context
 }
 
-func (arp *ATRequestParser) GetSessionId(rq any) (string, error) {
+func (arp *ATRequestParser) GetSessionId(ctx context.Context, rq any) (string, error) {
 	rqv, ok := rq.(*http.Request)
 	if !ok {
 		logg.Warnf("got an invalid request", "req", rq)
 		return "", handlers.ErrInvalidRequest
 	}
-
 	// Capture body (if any) for logging
 	body, err := io.ReadAll(rqv.Body)
 	if err != nil {
@@ -43,9 +41,9 @@ func (arp *ATRequestParser) GetSessionId(rq any) (string, error) {
 		decodedStr := string(logBytes)
 		sessionId, err := extractATSessionId(decodedStr)
 		if err != nil {
-			context.WithValue(arp.Context, "at-session-id", sessionId)
+			ctx = context.WithValue(ctx, "AT-SessionId", sessionId)
 		}
-		logg.Debugf("Received request:", decodedStr)
+		logg.DebugCtxf(ctx, "Received request:", decodedStr)
 	}
 
 	if err := rqv.ParseForm(); err != nil {

internal/http/at/server.go

@@ -10,7 +10,7 @@ import (
 )
 
 var (
-	logg = logging.NewVanilla().WithDomain("atserver")
+	logg = logging.NewVanilla().WithDomain("atserver").WithContextKey("SessionId").WithContextKey("AT-SessionId")
 )
 
 type ATSessionHandler struct {
@@ -34,7 +34,7 @@ func (ash *ATSessionHandler) ServeHTTP(w http.ResponseWriter, req *http.Request)
 
 	rp := ash.GetRequestParser()
 	cfg := ash.GetConfig()
-	cfg.SessionId, err = rp.GetSessionId(req)
+	cfg.SessionId, err = rp.GetSessionId(req.Context(), req)
 	if err != nil {
 		logg.ErrorCtxf(rqs.Ctx, "", "header processing error", err)
 		ash.WriteError(w, 400, err)
@@ -48,7 +48,7 @@ func (ash *ATSessionHandler) ServeHTTP(w http.ResponseWriter, req *http.Request)
 		return
 	}
 
-	rqs, err = ash.Process(rqs) 
+	rqs, err = ash.Process(rqs)
 	switch err {
 	case nil: // set code to 200 if no err
 		code = 200

internal/http/parse.go

@@ -1,6 +1,7 @@
 package http
 
 import (
+	"context"
 	"io/ioutil"
 	"net/http"
 
@@ -10,7 +11,7 @@ import (
 type DefaultRequestParser struct {
 }
 
-func (rp *DefaultRequestParser) GetSessionId(rq any) (string, error) {
+func (rp *DefaultRequestParser) GetSessionId(ctx context.Context, rq any) (string, error) {
 	rqv, ok := rq.(*http.Request)
 	if !ok {
 		return "", handlers.ErrInvalidRequest
@@ -34,5 +35,3 @@ func (rp *DefaultRequestParser) GetInput(rq any) ([]byte, error) {
 	}
 	return v, nil
 }
-
-

internal/http/server.go

@@ -46,7 +46,7 @@ func (f *SessionHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
 
 	rp := f.GetRequestParser()
 	cfg := f.GetConfig()
-	cfg.SessionId, err = rp.GetSessionId(req)
+	cfg.SessionId, err = rp.GetSessionId(req.Context(), req)
 	if err != nil {
 		logg.ErrorCtxf(rqs.Ctx, "", "header processing error", err)
 		f.WriteError(w, 400, err)

internal/http/server_test.go

@@ -2,6 +2,7 @@ package http
 
 import (
 	"bytes"
+	"context"
 	"errors"
 	"net/http"
 	"net/http/httptest"
@@ -161,7 +162,7 @@ func TestDefaultRequestParser_GetSessionId(t *testing.T) {
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			id, err := parser.GetSessionId(tt.request)
+			id, err := parser.GetSessionId(context.Background(),tt.request)
 
 			if id != tt.expectedID {
 				t.Errorf("Expected session ID %s, got %s", tt.expectedID, id)

internal/ssh/keystore.go

@@ -0,0 +1,65 @@
+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"
+	dbstorage "git.grassecon.net/urdt/ussd/internal/storage/db/gdbm"
+)
+
+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 = dbstorage.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_EXTEND)
+	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_EXTEND)
+	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 +1,282 @@
+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"
+	"git.grassecon.net/urdt/ussd/remote"
+)
+
+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
+}
+
+type SshRunner struct {
+	Ctx context.Context
+	Cfg engine.Config
+	FlagFile string
+	Conn storage.ConnData
+	ResourceDir string
+	Debug bool
+	SrvKeyFile string
+	Host string
+	Port uint
+	wg sync.WaitGroup
+	lst net.Listener
+}
+
+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
+}
+
+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.Conn, s.ResourceDir)
+
+	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(ctx, s.FlagFile, true, dbResource, s.Cfg, rs)
+	lhs.SetDataStore(&userdatastore)
+	lhs.SetPersister(pe)
+	lhs.Cfg.SessionId = sessionId
+
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// TODO: clear up why pointer here and by-value other cmds
+	accountService := &remote.AccountService{}
+	hl, err := lhs.GetHandler(accountService)
+	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/parse.go

@@ -0,0 +1,69 @@
+package storage
+
+import (
+	"fmt"
+	"net/url"
+	"path"
+)
+
+const (
+	DBTYPE_MEM = iota
+	DBTYPE_GDBM
+	DBTYPE_POSTGRES
+)
+
+type ConnData struct {
+	typ int
+	str string
+}
+
+func (cd *ConnData) DbType() int {
+	return cd.typ
+}
+
+func (cd *ConnData) String() string {
+	return cd.str
+}
+
+func probePostgres(s string) (string, bool) {
+	v, err := url.Parse(s)
+	if err != nil {
+		return "", false
+	}
+	if v.Scheme != "postgres" {
+		return "", false
+	}
+	return s, true
+}
+
+func probeGdbm(s string) (string, bool) {
+	if !path.IsAbs(s) {
+		return "", false
+	}
+	s = path.Clean(s)
+	return s, true
+}
+
+func ToConnData(connStr string) (ConnData, error) {
+	var o ConnData
+
+	if connStr == "" {
+		return o, nil
+	}
+
+	v, ok := probePostgres(connStr)
+	if ok {
+		o.typ = DBTYPE_POSTGRES
+		o.str = v
+		return o, nil
+	}
+
+	v, ok = probeGdbm(connStr)
+	if ok {
+		o.typ = DBTYPE_GDBM
+		o.str = v
+		return o, nil
+	}
+
+	return o, fmt.Errorf("invalid connection string: %s", connStr)
+}

internal/storage/parse_test.go

@@ -0,0 +1,28 @@
+package storage
+
+import (
+	"testing"
+)
+
+func TestParseConnStr(t *testing.T) {
+	_, err := ToConnData("postgres://foo:bar@localhost:5432/baz")
+	if err != nil {
+		t.Fatal(err)	
+	}
+	_, err = ToConnData("/foo/bar")
+	if err != nil {
+		t.Fatal(err)	
+	}
+	_, err = ToConnData("/foo/bar/")
+	if err != nil {
+		t.Fatal(err)	
+	}
+	_, err = ToConnData("foo/bar")
+	if err == nil {
+		t.Fatalf("expected error")
+	}
+	_, err = ToConnData("http://foo/bar")
+	if err == nil {
+		t.Fatalf("expected error")
+	}
+}

internal/storage/storage.go

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

internal/storage/storageservice.go

@@ -12,7 +12,6 @@ import (
 	"git.defalsify.org/vise.git/logging"
 	"git.defalsify.org/vise.git/persist"
 	"git.defalsify.org/vise.git/resource"
-	"git.grassecon.net/urdt/ussd/initializers"
 	gdbmstorage "git.grassecon.net/urdt/ussd/internal/storage/db/gdbm"
 )
 
@@ -24,63 +23,48 @@ type StorageService interface {
 	GetPersister(ctx context.Context) (*persist.Persister, error)
 	GetUserdataDb(ctx context.Context) db.Db
 	GetResource(ctx context.Context) (resource.Resource, error)
-	EnsureDbDir() error
 }
 
 type MenuStorageService struct {
-	dbDir         string
+	conn ConnData
 	resourceDir   string
 	resourceStore db.Db
 	stateStore    db.Db
 	userDataStore db.Db
 }
 
-func buildConnStr() string {
-	host := initializers.GetEnv("DB_HOST", "localhost")
-	user := initializers.GetEnv("DB_USER", "postgres")
-	password := initializers.GetEnv("DB_PASSWORD", "")
-	dbName := initializers.GetEnv("DB_NAME", "")
-	port := initializers.GetEnv("DB_PORT", "5432")
-
-	connString := fmt.Sprintf(
-		"postgres://%s:%s@%s:%s/%s",
-		user, password, host, port, dbName,
-	)
-	logg.Debugf("pg conn string", "conn", connString)
-
-	return connString
-}
-
-func NewMenuStorageService(dbDir string, resourceDir string) *MenuStorageService {
+func NewMenuStorageService(conn ConnData, resourceDir string) *MenuStorageService {
 	return &MenuStorageService{
-		dbDir:       dbDir,
+		conn: conn,
 		resourceDir: resourceDir,
 	}
 }
 
-func (ms *MenuStorageService) getOrCreateDb(ctx context.Context, existingDb db.Db, fileName string) (db.Db, error) {
-	database, ok := ctx.Value("Database").(string)
-	if !ok {
-		return nil, fmt.Errorf("failed to select the database")
-	}
+func (ms *MenuStorageService) getOrCreateDb(ctx context.Context, existingDb db.Db, section string) (db.Db, error) {
+	var newDb db.Db
+	var err error
 
 	if existingDb != nil {
 		return existingDb, nil
 	}
 
-	var newDb db.Db
-	var err error
 
-	if database == "postgres" {
+	connStr := ms.conn.String()
+	dbTyp := ms.conn.DbType()
+	if dbTyp == DBTYPE_POSTGRES {
 		newDb = postgres.NewPgDb()
-		connStr := buildConnStr()
-		err = newDb.Connect(ctx, connStr)
-	} else {
+	} else if dbTyp == DBTYPE_GDBM {
+		err = ms.ensureDbDir()
+		if err != nil {
+			return nil, err
+		}
+		connStr = path.Join(connStr, section)
 		newDb = gdbmstorage.NewThreadGdbmDb()
-		storeFile := path.Join(ms.dbDir, fileName)
-		err = newDb.Connect(ctx, storeFile)
+	} else {
+		return nil, fmt.Errorf("unsupported connection string: '%s'\n", ms.conn.String())
 	}
-
+	logg.DebugCtxf(ctx, "connecting to db", "conn", connStr)
+	err = newDb.Connect(ctx, connStr)
 	if err != nil {
 		return nil, err
 	}
@@ -137,8 +121,8 @@ func (ms *MenuStorageService) GetStateStore(ctx context.Context) (db.Db, error)
 	return ms.stateStore, nil
 }
 
-func (ms *MenuStorageService) EnsureDbDir() error {
-	err := os.MkdirAll(ms.dbDir, 0700)
+func (ms *MenuStorageService) ensureDbDir() error {
+	err := os.MkdirAll(ms.conn.String(), 0700)
 	if err != nil {
 		return fmt.Errorf("state dir create exited with error: %v\n", err)
 	}

internal/testutil/engine.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"os"
 	"path"
+	"path/filepath"
 	"time"
 
 	"git.defalsify.org/vise.git/engine"
@@ -27,7 +28,6 @@ var (
 func TestEngine(sessionId string) (engine.Engine, func(), chan bool) {
 	ctx := context.Background()
 	ctx = context.WithValue(ctx, "SessionId", sessionId)
-	ctx = context.WithValue(ctx, "Database", "gdbm")
 	pfp := path.Join(scriptDir, "pp.csv")
 
 	var eventChannel = make(chan bool)
@@ -39,37 +39,40 @@ func TestEngine(sessionId string) (engine.Engine, func(), chan bool) {
 		FlagCount:  uint32(128),
 	}
 
-	dbDir := ".test_state"
-	resourceDir := scriptDir
-	menuStorageService := storage.NewMenuStorageService(dbDir, resourceDir)
-
-	err := menuStorageService.EnsureDbDir()
+	connStr, err := filepath.Abs(".test_state/state.gdbm")
 	if err != nil {
-		fmt.Fprintf(os.Stderr, err.Error())
+		fmt.Fprintf(os.Stderr, "connstr err: %v", err)
 		os.Exit(1)
 	}
+	conn, err := storage.ToConnData(connStr)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "connstr parse err: %v", err)
+		os.Exit(1)
+	}
+	resourceDir := scriptDir
+	menuStorageService := storage.NewMenuStorageService(conn, resourceDir)
 
 	rs, err := menuStorageService.GetResource(ctx)
 	if err != nil {
-		fmt.Fprintf(os.Stderr, err.Error())
+		fmt.Fprintf(os.Stderr, "resource error: %v", err)
 		os.Exit(1)
 	}
 
 	pe, err := menuStorageService.GetPersister(ctx)
 	if err != nil {
-		fmt.Fprintf(os.Stderr, err.Error())
+		fmt.Fprintf(os.Stderr, "persister error: %v", err)
 		os.Exit(1)
 	}
 
 	userDataStore, err := menuStorageService.GetUserdataDb(ctx)
 	if err != nil {
-		fmt.Fprintf(os.Stderr, err.Error())
+		fmt.Fprintf(os.Stderr, "userdb error: %v", err)
 		os.Exit(1)
 	}
 
 	dbResource, ok := rs.(*resource.DbResource)
 	if !ok {
-		fmt.Fprintf(os.Stderr, err.Error())
+		fmt.Fprintf(os.Stderr, "dbresource cast error")
 		os.Exit(1)
 	}
 

internal/testutil/engine_test.go

@@ -0,0 +1,15 @@
+package testutil
+
+import (
+	"testing"
+)
+
+func TestCreateEngine(t *testing.T) {
+	o, clean, eventC := TestEngine("foo")
+	defer clean()
+	defer func() {
+		<-eventC
+		close(eventC)
+	}()
+	_ = o
+}

internal/testutil/mocks/httpmocks/requestparsermock.go

@@ -1,12 +1,14 @@
 package httpmocks
 
+import "context"
+
 // 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) {
+func (m *MockRequestParser) GetSessionId(ctx context.Context, rq any) (string, error) {
 	return m.GetSessionIdFunc(rq)
 }
 

menutraversal_test/menu_traversal_test.go

@@ -7,6 +7,7 @@ import (
 	"log"
 	"math/rand"
 	"os"
+	"path/filepath"
 	"regexp"
 	"testing"
 
@@ -17,7 +18,6 @@ import (
 
 var (
 	testData  = driver.ReadData()
-	testStore = ".test_state"
 	sessionID string
 	src       = rand.NewSource(42)
 	g         = rand.New(src)
@@ -25,6 +25,11 @@ var (
 
 var groupTestFile = flag.String("test-file", "group_test.json", "The test file to use for running the group tests")
 
+func testStore() string {
+	v, _ :=  filepath.Abs(".test_state/state.gdbm")
+	return v
+}
+
 func GenerateSessionId() string {
 	uu := uuid.NewGenWithOptions(uuid.WithRandomReader(g))
 	v, err := uu.NewV4()
@@ -81,8 +86,8 @@ func extractSendAmount(response []byte) string {
 func TestMain(m *testing.M) {
 	sessionID = GenerateSessionId()
 	defer func() {
-		if err := os.RemoveAll(testStore); err != nil {
-			log.Fatalf("Failed to delete state store %s: %v", testStore, err)
+		if err := os.RemoveAll(testStore()); err != nil {
+			log.Fatalf("Failed to delete state store %s: %v", testStore(), err)
 		}
 	}()
 	m.Run()