diff --git a/.env.example b/.env.example new file mode 100644 index 0000000..97d3317 --- /dev/null +++ b/.env.example @@ -0,0 +1,17 @@ +#Serve Http +PORT=7123 +HOST=127.0.0.1 + +#PostgreSQL +DB_HOST=localhost +DB_USER=postgres +DB_PASSWORD=strongpass +DB_NAME=urdt_ussd +DB_PORT=5432 +DB_SSLMODE=disable +DB_TIMEZONE=Africa/Nairobi + +#External API Calls +CREATE_ACCOUNT_URL=https://custodial.sarafu.africa/api/account/create +TRACK_STATUS_URL=https://custodial.sarafu.africa/api/track/ +BALANCE_URL=https://custodial.sarafu.africa/api/account/status/ diff --git a/cmd/africastalking/main.go b/cmd/africastalking/main.go index 91683d2..79fb091 100644 --- a/cmd/africastalking/main.go +++ b/cmd/africastalking/main.go @@ -16,6 +16,8 @@ import ( "git.defalsify.org/vise.git/logging" "git.defalsify.org/vise.git/resource" + "git.grassecon.net/urdt/ussd/config" + "git.grassecon.net/urdt/ussd/initializers" "git.grassecon.net/urdt/ussd/internal/handlers" "git.grassecon.net/urdt/ussd/internal/handlers/server" httpserver "git.grassecon.net/urdt/ussd/internal/http" @@ -27,6 +29,10 @@ var ( scriptDir = path.Join("services", "registration") ) +func init() { + initializers.LoadEnvVariables() +} + type atRequestParser struct{} func (arp *atRequestParser) GetSessionId(rq any) (string, error) { @@ -66,23 +72,28 @@ func (arp *atRequestParser) GetInput(rq any) ([]byte, error) { } func main() { + config.LoadConfig() + var dbDir 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") flag.StringVar(&resourceDir, "resourcedir", path.Join("services", "registration"), "resource dir") + flag.StringVar(&database, "db", "gdbm", "database to be used") 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", "http host") - flag.UintVar(&port, "p", 7123, "http port") + 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) ctx := context.Background() + ctx = context.WithValue(ctx, "Database", database) pfp := path.Join(scriptDir, "pp.csv") cfg := engine.Config{ diff --git a/cmd/async/main.go b/cmd/async/main.go index 467a0c3..902dfc7 100644 --- a/cmd/async/main.go +++ b/cmd/async/main.go @@ -13,6 +13,8 @@ import ( "git.defalsify.org/vise.git/logging" "git.defalsify.org/vise.git/resource" + "git.grassecon.net/urdt/ussd/config" + "git.grassecon.net/urdt/ussd/initializers" "git.grassecon.net/urdt/ussd/internal/handlers" "git.grassecon.net/urdt/ussd/internal/handlers/server" "git.grassecon.net/urdt/ussd/internal/storage" @@ -23,6 +25,10 @@ var ( scriptDir = path.Join("services", "registration") ) +func init() { + initializers.LoadEnvVariables() +} + type asyncRequestParser struct { sessionId string input []byte @@ -37,25 +43,30 @@ func (p *asyncRequestParser) GetInput(r any) ([]byte, error) { } func main() { + config.LoadConfig() + var sessionId string var dbDir string var resourceDir string var size uint + var database string var engineDebug bool var host string var port uint 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.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", "http host") - flag.UintVar(&port, "p", 7123, "http port") + 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) ctx := context.Background() + ctx = context.WithValue(ctx, "Database", database) pfp := path.Join(scriptDir, "pp.csv") cfg := engine.Config{ diff --git a/cmd/http/main.go b/cmd/http/main.go index 597695d..ece882e 100644 --- a/cmd/http/main.go +++ b/cmd/http/main.go @@ -15,6 +15,8 @@ import ( "git.defalsify.org/vise.git/logging" "git.defalsify.org/vise.git/resource" + "git.grassecon.net/urdt/ussd/config" + "git.grassecon.net/urdt/ussd/initializers" "git.grassecon.net/urdt/ussd/internal/handlers" "git.grassecon.net/urdt/ussd/internal/handlers/server" httpserver "git.grassecon.net/urdt/ussd/internal/http" @@ -26,24 +28,33 @@ var ( scriptDir = path.Join("services", "registration") ) +func init() { + initializers.LoadEnvVariables() +} + func main() { + config.LoadConfig() + var dbDir 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") flag.StringVar(&resourceDir, "resourcedir", path.Join("services", "registration"), "resource dir") + flag.StringVar(&database, "db", "gdbm", "database to be used") 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", "http host") - flag.UintVar(&port, "p", 7123, "http port") + 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) ctx := context.Background() + ctx = context.WithValue(ctx, "Database", database) pfp := path.Join(scriptDir, "pp.csv") cfg := engine.Config{ diff --git a/cmd/main.go b/cmd/main.go index 684e69e..21ca0c3 100644 --- a/cmd/main.go +++ b/cmd/main.go @@ -10,6 +10,8 @@ import ( "git.defalsify.org/vise.git/engine" "git.defalsify.org/vise.git/logging" "git.defalsify.org/vise.git/resource" + "git.grassecon.net/urdt/ussd/config" + "git.grassecon.net/urdt/ussd/initializers" "git.grassecon.net/urdt/ussd/internal/handlers" "git.grassecon.net/urdt/ussd/internal/handlers/server" "git.grassecon.net/urdt/ussd/internal/storage" @@ -20,12 +22,20 @@ var ( scriptDir = path.Join("services", "registration") ) +func init() { + initializers.LoadEnvVariables() +} + func main() { + config.LoadConfig() + var dbDir string var size uint var sessionId string + var database string var engineDebug bool 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.BoolVar(&engineDebug, "d", false, "use engine debug output") flag.UintVar(&size, "s", 160, "max size of output") @@ -35,6 +45,7 @@ func main() { ctx := context.Background() ctx = context.WithValue(ctx, "SessionId", sessionId) + ctx = context.WithValue(ctx, "Database", database) pfp := path.Join(scriptDir, "pp.csv") cfg := engine.Config{ diff --git a/config/config.go b/config/config.go index 0571503..dba0da7 100644 --- a/config/config.go +++ b/config/config.go @@ -1,10 +1,16 @@ package config +import "git.grassecon.net/urdt/ussd/initializers" - -const ( - CreateAccountURL = "https://custodial.sarafu.africa/api/account/create" - TrackStatusURL = "https://custodial.sarafu.africa/api/track/" - BalanceURL = "https://custodial.sarafu.africa/api/account/status/" +var ( + CreateAccountURL string + TrackStatusURL string + BalanceURL string ) +// LoadConfig initializes the configuration values after environment variables are loaded. +func LoadConfig() { + CreateAccountURL = initializers.GetEnv("CREATE_ACCOUNT_URL", "https://custodial.sarafu.africa/api/account/create") + TrackStatusURL = initializers.GetEnv("TRACK_STATUS_URL", "https://custodial.sarafu.africa/api/track/") + BalanceURL = initializers.GetEnv("BALANCE_URL", "https://custodial.sarafu.africa/api/account/status/") +} diff --git a/go.mod b/go.mod index 1f67f34..38be305 100644 --- a/go.mod +++ b/go.mod @@ -3,12 +3,14 @@ module git.grassecon.net/urdt/ussd go 1.22.6 require ( - git.defalsify.org/vise.git v0.1.0-rc.3.0.20240923162317-c20d557a3dbb + git.defalsify.org/vise.git v0.2.1-0.20241017112704-307fa6fcdc6b github.com/alecthomas/assert/v2 v2.2.2 github.com/peteole/testdata-loader v0.3.0 gopkg.in/leonelquinteros/gotext.v1 v1.3.1 ) +require github.com/joho/godotenv v1.5.1 // indirect + require ( github.com/alecthomas/participle/v2 v2.0.0 // indirect github.com/alecthomas/repr v0.2.0 // indirect diff --git a/go.sum b/go.sum index 0eccb60..2abec41 100644 --- a/go.sum +++ b/go.sum @@ -1,5 +1,9 @@ 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.3.0.20240923162317-c20d557a3dbb/go.mod h1:JDguWmcoWBdsnpw7PUjVZAEpdC/ubBmjdUBy3tjP63M= +git.defalsify.org/vise.git v0.2.0 h1:X2ZgiGRq4C+9qOlDMP0b/oE5QHjVQNT4aEFZB88ST0Q= +git.defalsify.org/vise.git v0.2.0/go.mod h1:JDguWmcoWBdsnpw7PUjVZAEpdC/ubBmjdUBy3tjP63M= +git.defalsify.org/vise.git v0.2.1-0.20241017112704-307fa6fcdc6b h1:dxBplsIlzJHV+5EH+gzB+w08Blt7IJbb2jeRe1OEjLU= +git.defalsify.org/vise.git v0.2.1-0.20241017112704-307fa6fcdc6b/go.mod h1:jyBMe1qTYUz3mmuoC9JQ/TvFeW0vTanCUcPu3H8p4Ck= 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= @@ -18,6 +22,8 @@ github.com/graygnuorg/go-gdbm v0.0.0-20220711140707-71387d66dce4 h1:U4kkNYryi/qf github.com/graygnuorg/go-gdbm v0.0.0-20220711140707-71387d66dce4/go.mod h1:zpZDgZFzeq9s0MIeB1P50NIEWDFFHSFBohI/NbaTD/Y= github.com/hexops/gotextdiff v1.0.3 h1:gitA9+qJrrTCsiCl7+kh75nPqQt1cx4ZkudSTLoUqJM= github.com/hexops/gotextdiff v1.0.3/go.mod h1:pSWU5MAI3yDq+fZBTazCSJysOMbxWL1BSow5/V2vxeg= +github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0= +github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4= github.com/mattn/kinako v0.0.0-20170717041458-332c0a7e205a h1:0Q3H0YXzMHiciXtRcM+j0jiCe8WKPQHoRgQiRTnfcLY= github.com/mattn/kinako v0.0.0-20170717041458-332c0a7e205a/go.mod h1:CdTTBOYzS5E4mWS1N8NWP6AHI19MP0A2B18n3hLzRMk= github.com/peteole/testdata-loader v0.3.0 h1:8jckE9KcyNHgyv/VPoaljvKZE0Rqr8+dPVYH6rfNr9I= diff --git a/initializers/load.go b/initializers/load.go new file mode 100644 index 0000000..4ea5980 --- /dev/null +++ b/initializers/load.go @@ -0,0 +1,34 @@ +package initializers + +import ( + "log" + "os" + "strconv" + + "github.com/joho/godotenv" +) + +func LoadEnvVariables() { + err := godotenv.Load() + if err != nil { + log.Fatal("Error loading .env file") + } +} + +// Helper to get environment variables with a default fallback +func GetEnv(key, defaultVal string) string { + if value, exists := os.LookupEnv(key); exists { + return value + } + return defaultVal +} + +// Helper to safely convert environment variables to uint +func GetEnvUint(key string, defaultVal uint) uint { + if value, exists := os.LookupEnv(key); exists { + if parsed, err := strconv.Atoi(value); err == nil && parsed >= 0 { + return uint(parsed) + } + } + return defaultVal +} diff --git a/internal/storage/storageservice.go b/internal/storage/storageservice.go index 07bccd6..9fa1839 100644 --- a/internal/storage/storageservice.go +++ b/internal/storage/storageservice.go @@ -8,14 +8,16 @@ import ( "git.defalsify.org/vise.git/db" fsdb "git.defalsify.org/vise.git/db/fs" + "git.defalsify.org/vise.git/db/postgres" + "git.defalsify.org/vise.git/logging" "git.defalsify.org/vise.git/persist" "git.defalsify.org/vise.git/resource" - "git.defalsify.org/vise.git/logging" + "git.grassecon.net/urdt/ussd/initializers" ) var ( logg = logging.NewVanilla().WithDomain("storage") -) +) type StorageService interface { GetPersister(ctx context.Context) (*persist.Persister, error) @@ -24,40 +26,86 @@ type StorageService interface { EnsureDbDir() error } -type MenuStorageService struct{ - dbDir string - resourceDir string +type MenuStorageService struct { + dbDir string + resourceDir string resourceStore db.Db - stateStore 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") + + return fmt.Sprintf( + "postgres://%s:%s@%s:%s/%s", + user, password, host, port, dbName, + ) +} + func NewMenuStorageService(dbDir string, resourceDir string) *MenuStorageService { return &MenuStorageService{ - dbDir: dbDir, + dbDir: dbDir, resourceDir: resourceDir, } } -func (ms *MenuStorageService) GetPersister(ctx context.Context) (*persist.Persister, error) { - ms.stateStore = NewThreadGdbmDb() - storeFile := path.Join(ms.dbDir, "state.gdbm") - err := ms.stateStore.Connect(ctx, storeFile) +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") + } + + if existingDb != nil { + return existingDb, nil + } + + var newDb db.Db + var err error + + if database == "postgres" { + newDb = postgres.NewPgDb() + connStr := buildConnStr() + err = newDb.Connect(ctx, connStr) + } else { + newDb = NewThreadGdbmDb() + storeFile := path.Join(ms.dbDir, fileName) + err = newDb.Connect(ctx, storeFile) + } + if err != nil { return nil, err } - pr := persist.NewPersister(ms.stateStore) - logg.TraceCtxf(ctx, "menu storage service", "persist", pr, "store", ms.stateStore) + + return newDb, nil +} + +func (ms *MenuStorageService) GetPersister(ctx context.Context) (*persist.Persister, error) { + stateStore, err := ms.GetStateStore(ctx) + if err != nil { + return nil, err + } + + pr := persist.NewPersister(stateStore) + logg.TraceCtxf(ctx, "menu storage service", "persist", pr, "store", 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 ms.userDataStore != nil { + return ms.userDataStore, nil + } + + userDataStore, err := ms.getOrCreateDb(ctx, ms.userDataStore, "userdata.gdbm") if err != nil { return nil, err } + + ms.userDataStore = userDataStore return ms.userDataStore, nil } @@ -73,14 +121,15 @@ func (ms *MenuStorageService) GetResource(ctx context.Context) (resource.Resourc func (ms *MenuStorageService) GetStateStore(ctx context.Context) (db.Db, error) { if ms.stateStore != nil { - panic("set up store when already exists") + return ms.stateStore, nil } - ms.stateStore = NewThreadGdbmDb() - storeFile := path.Join(ms.dbDir, "state.gdbm") - err := ms.stateStore.Connect(ctx, storeFile) + + stateStore, err := ms.getOrCreateDb(ctx, ms.stateStore, "state.gdbm") if err != nil { return nil, err } + + ms.stateStore = stateStore return ms.stateStore, nil } diff --git a/internal/testutil/TestEngine.go b/internal/testutil/TestEngine.go index ca48655..bd6bc7f 100644 --- a/internal/testutil/TestEngine.go +++ b/internal/testutil/TestEngine.go @@ -27,6 +27,7 @@ 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)