forked from urdt/ussd
Added africastalking binary
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parent
ffeb28e851
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GPG Key ID:
7EA3D01708908703
257
cmd/africastalking/main.go
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257
cmd/africastalking/main.go
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package main
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import (
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"context"
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"flag"
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"fmt"
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"net/http"
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"os"
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"os/signal"
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"path"
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"strconv"
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"strings"
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"syscall"
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"git.defalsify.org/vise.git/asm"
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"git.defalsify.org/vise.git/db"
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fsdb "git.defalsify.org/vise.git/db/fs"
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gdbmdb "git.defalsify.org/vise.git/db/gdbm"
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"git.defalsify.org/vise.git/engine"
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"git.defalsify.org/vise.git/logging"
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"git.defalsify.org/vise.git/resource"
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"git.grassecon.net/urdt/ussd/internal/handlers"
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"git.grassecon.net/urdt/ussd/internal/handlers/ussd"
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httpserver "git.grassecon.net/urdt/ussd/internal/http"
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)
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var (
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logg = logging.NewVanilla()
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scriptDir = path.Join("services", "registration")
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)
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type atRequestParser struct {}
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func(arp *atRequestParser) GetSessionId(rq any) (string, error) {
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rqv, ok := rq.(*http.Request)
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if !ok {
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return "", handlers.ErrInvalidRequest
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}
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if err := rqv.ParseForm(); err != nil {
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return "", fmt.Errorf("failed to parse form data: %v", err)
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}
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phoneNumber := rqv.FormValue("phoneNumber")
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if phoneNumber == "" {
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return "", fmt.Errorf("no phone number found")
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}
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return phoneNumber, nil
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}
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func(arp *atRequestParser) GetInput(rq any) ([]byte, error) {
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rqv, ok := rq.(*http.Request)
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if !ok {
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return nil, handlers.ErrInvalidRequest
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}
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if err := rqv.ParseForm(); err != nil {
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return nil, fmt.Errorf("failed to parse form data: %v", err)
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}
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text := rqv.FormValue("text")
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parts := strings.Split(text, "*")
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if len(parts) == 0 {
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return nil, fmt.Errorf("no input found")
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}
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return []byte(parts[len(parts)-1]), nil
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}
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func getFlags(fp string, debug bool) (*asm.FlagParser, error) {
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flagParser := asm.NewFlagParser().WithDebug()
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_, err := flagParser.Load(fp)
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if err != nil {
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return nil, err
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}
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return flagParser, nil
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}
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func getHandler(appFlags *asm.FlagParser, rs *resource.DbResource, userdataStore db.Db) (*ussd.Handlers, error) {
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ussdHandlers, err := ussd.NewHandlers(appFlags, userdataStore)
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if err != nil {
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return nil, err
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}
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rs.AddLocalFunc("select_language", ussdHandlers.SetLanguage)
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rs.AddLocalFunc("create_account", ussdHandlers.CreateAccount)
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rs.AddLocalFunc("save_pin", ussdHandlers.SavePin)
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rs.AddLocalFunc("verify_pin", ussdHandlers.VerifyPin)
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rs.AddLocalFunc("check_identifier", ussdHandlers.CheckIdentifier)
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rs.AddLocalFunc("check_account_status", ussdHandlers.CheckAccountStatus)
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rs.AddLocalFunc("authorize_account", ussdHandlers.Authorize)
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rs.AddLocalFunc("quit", ussdHandlers.Quit)
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rs.AddLocalFunc("check_balance", ussdHandlers.CheckBalance)
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rs.AddLocalFunc("validate_recipient", ussdHandlers.ValidateRecipient)
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rs.AddLocalFunc("transaction_reset", ussdHandlers.TransactionReset)
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rs.AddLocalFunc("max_amount", ussdHandlers.MaxAmount)
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rs.AddLocalFunc("validate_amount", ussdHandlers.ValidateAmount)
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rs.AddLocalFunc("reset_transaction_amount", ussdHandlers.ResetTransactionAmount)
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rs.AddLocalFunc("get_recipient", ussdHandlers.GetRecipient)
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rs.AddLocalFunc("get_sender", ussdHandlers.GetSender)
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rs.AddLocalFunc("get_amount", ussdHandlers.GetAmount)
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rs.AddLocalFunc("reset_incorrect", ussdHandlers.ResetIncorrectPin)
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rs.AddLocalFunc("save_firstname", ussdHandlers.SaveFirstname)
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rs.AddLocalFunc("save_familyname", ussdHandlers.SaveFamilyname)
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rs.AddLocalFunc("save_gender", ussdHandlers.SaveGender)
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rs.AddLocalFunc("save_location", ussdHandlers.SaveLocation)
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rs.AddLocalFunc("save_yob", ussdHandlers.SaveYob)
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rs.AddLocalFunc("save_offerings", ussdHandlers.SaveOfferings)
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rs.AddLocalFunc("quit_with_balance", ussdHandlers.QuitWithBalance)
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rs.AddLocalFunc("reset_account_authorized", ussdHandlers.ResetAccountAuthorized)
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rs.AddLocalFunc("reset_allow_update", ussdHandlers.ResetAllowUpdate)
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rs.AddLocalFunc("get_profile_info", ussdHandlers.GetProfileInfo)
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rs.AddLocalFunc("verify_yob", ussdHandlers.VerifyYob)
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rs.AddLocalFunc("reset_incorrect_date_format", ussdHandlers.ResetIncorrectYob)
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rs.AddLocalFunc("set_reset_single_edit", ussdHandlers.SetResetSingleEdit)
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rs.AddLocalFunc("initiate_transaction", ussdHandlers.InitiateTransaction)
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return ussdHandlers, nil
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}
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func ensureDbDir(dbDir string) error {
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err := os.MkdirAll(dbDir, 0700)
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if err != nil {
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return fmt.Errorf("state dir create exited with error: %v\n", err)
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}
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return nil
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}
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func getStateStore(dbDir string, ctx context.Context) (db.Db, error) {
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store := gdbmdb.NewGdbmDb()
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storeFile := path.Join(dbDir, "state.gdbm")
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store.Connect(ctx, storeFile)
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return store, nil
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}
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func getUserdataDb(dbDir string, ctx context.Context) db.Db {
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store := gdbmdb.NewGdbmDb()
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storeFile := path.Join(dbDir, "userdata.gdbm")
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store.Connect(ctx, storeFile)
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return store
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}
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func getResource(resourceDir string, ctx context.Context) (resource.Resource, error) {
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store := fsdb.NewFsDb()
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err := store.Connect(ctx, resourceDir)
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if err != nil {
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return nil, err
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}
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rfs := resource.NewDbResource(store)
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return rfs, nil
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}
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func main() {
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var dbDir string
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var resourceDir string
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var size uint
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var engineDebug bool
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var stateDebug bool
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var host string
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var port uint
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flag.StringVar(&dbDir, "dbdir", ".state", "database dir to read from")
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flag.StringVar(&resourceDir, "resourcedir", path.Join("services", "registration"), "resource dir")
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flag.BoolVar(&engineDebug, "engine-debug", false, "use engine debug output")
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flag.BoolVar(&stateDebug, "state-debug", false, "use engine debug output")
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flag.UintVar(&size, "s", 160, "max size of output")
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flag.StringVar(&host, "h", "127.0.0.1", "http host")
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flag.UintVar(&port, "p", 7123, "http port")
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flag.Parse()
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logg.Infof("start command", "dbdir", dbDir, "resourcedir", resourceDir, "outputsize", size)
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ctx := context.Background()
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pfp := path.Join(scriptDir, "pp.csv")
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flagParser, err := getFlags(pfp, true)
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if err != nil {
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os.Exit(1)
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}
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cfg := engine.Config{
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Root: "root",
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OutputSize: uint32(size),
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FlagCount: uint32(16),
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}
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if stateDebug {
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cfg.StateDebug = true
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}
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if engineDebug {
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cfg.EngineDebug = true
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}
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rs, err := getResource(resourceDir, ctx)
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if err != nil {
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fmt.Fprintf(os.Stderr, err.Error())
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os.Exit(1)
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}
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err = ensureDbDir(dbDir)
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if err != nil {
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fmt.Fprintf(os.Stderr, err.Error())
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os.Exit(1)
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}
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userdataStore := getUserdataDb(dbDir, ctx)
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if err != nil {
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fmt.Fprintf(os.Stderr, err.Error())
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os.Exit(1)
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}
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defer userdataStore.Close()
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dbResource, ok := rs.(*resource.DbResource)
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if !ok {
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os.Exit(1)
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}
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hl, err := getHandler(flagParser, dbResource, userdataStore)
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if err != nil {
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fmt.Fprintf(os.Stderr, err.Error())
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os.Exit(1)
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}
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stateStore, err := getStateStore(dbDir, ctx)
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if err != nil {
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fmt.Fprintf(os.Stderr, err.Error())
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os.Exit(1)
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}
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defer stateStore.Close()
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rp := &atRequestParser{}
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bsh := handlers.NewBaseSessionHandler(cfg, rs, stateStore, userdataStore, rp, hl)
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sh := httpserver.ToSessionHandler(bsh)
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s := &http.Server{
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Addr: fmt.Sprintf("%s:%s", host, strconv.Itoa(int(port))),
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Handler: sh,
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}
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s.RegisterOnShutdown(sh.Shutdown)
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cint := make(chan os.Signal)
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cterm := make(chan os.Signal)
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signal.Notify(cint, os.Interrupt, syscall.SIGINT)
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signal.Notify(cterm, os.Interrupt, syscall.SIGTERM)
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go func() {
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select {
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case _ = <-cint:
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case _ = <-cterm:
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}
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s.Shutdown(ctx)
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}()
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err = s.ListenAndServe()
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if err != nil {
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logg.Infof("Server closed with error", "err", err)
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}
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}
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