Merge pull request 'Add relayer' (#37) from relay into trunk

Reviewed-on: #37

.gitignore

@@ -1,5 +1,6 @@
 config.yaml
-config.test.yaml
+config.*.yaml
+!config.sample.yaml
 /*.sql
 client/calls/
 !client/calls/.gitkeep

config.sample.yaml

@@ -41,3 +41,11 @@ notify:
 #     {{ end -}}
     config:
       webhookURL: "http://somewhere"
+# configure upstream relays here
+relay:
+    # `url` is the root of the instance
+# - url: 'http://some.host:3051/'
+#   apiKey: aaaabbbb-cccc-dddd-eeee-ffff11112222
+    # `required` specifies whether we should report failure (i.e. HTTP 500 for rdio-http) to the source
+    # if the relay call submission fails
+#   required: false

internal/forms/forms.go

@@ -1,19 +1,8 @@
 package forms
 
 import (
-	"encoding/json"
 	"errors"
-	"fmt"
-	"io"
-	"net/http"
-	"reflect"
-	"strconv"
-	"strings"
 	"time"
-
-	"dynatron.me/x/stillbox/internal/jsontypes"
-
-	"github.com/araddon/dateparse"
 )
 
 var (
@@ -80,293 +69,3 @@ func (o *options) Tag() string {
 
 	return "form"
 }
-
-func (o *options) parseTime(s string, dpo ...dateparse.ParserOption) (t time.Time, set bool, err error) {
-	if o.acceptBlank && s == "" {
-		set = false
-		return
-	}
-
-	if iv, err := strconv.Atoi(s); err == nil {
-		return time.Unix(int64(iv), 0), true, nil
-	}
-
-	switch {
-	case o.parseTimeIn != nil:
-		t, err = dateparse.ParseIn(s, o.parseTimeIn, dpo...)
-	case o.parseLocal:
-		t, err = dateparse.ParseLocal(s, dpo...)
-	default:
-		t, err = dateparse.ParseAny(s, dpo...)
-	}
-
-	set = true
-
-	return
-}
-
-func (o *options) parseBool(s string) (v bool, set bool, err error) {
-	if o.acceptBlank && s == "" {
-		set = false
-		return
-	}
-
-	set = true
-
-	v, err = strconv.ParseBool(s)
-	if err != nil {
-		return v, set, fmt.Errorf("parsebool('%s'): %w", s, err)
-	}
-
-	return
-}
-
-func (o *options) parseInt(s string) (v int, set bool, err error) {
-	if o.acceptBlank && s == "" {
-		set = false
-		return
-	}
-	set = true
-
-	v, err = strconv.Atoi(s)
-	if err != nil {
-		return v, set, fmt.Errorf("atoi('%s'): %w", s, err)
-	}
-
-	return
-}
-
-func (o *options) parseFloat64(s string) (v float64, set bool, err error) {
-	if o.acceptBlank && s == "" {
-		set = false
-		return
-	}
-	set = true
-
-	v, err = strconv.ParseFloat(s, 64)
-	if err != nil {
-		return v, set, fmt.Errorf("ParseFloat('%s'): %w", s, err)
-	}
-
-	return
-}
-
-func (o *options) parseDuration(s string) (v time.Duration, set bool, err error) {
-	if o.acceptBlank && s == "" {
-		set = false
-		return
-	}
-
-	set = true
-
-	v, err = time.ParseDuration(s)
-	if err != nil {
-		return v, set, fmt.Errorf("ParseDuration('%s'): %w", s, err)
-	}
-
-	return
-}
-
-var typeOfByteSlice = reflect.TypeOf([]byte(nil))
-
-func (o *options) iterFields(r *http.Request, destStruct reflect.Value) error {
-	structType := destStruct.Type()
-	for i := 0; i < destStruct.NumField(); i++ {
-		destFieldVal := destStruct.Field(i)
-		fieldType := structType.Field(i)
-		if !fieldType.IsExported() && !fieldType.Anonymous {
-			continue
-		}
-
-		if destFieldVal.Kind() == reflect.Struct && fieldType.Anonymous {
-			err := o.iterFields(r, destFieldVal)
-			if err != nil {
-				return err
-			}
-		}
-
-		var tAr []string
-		var formField string
-		var omitEmpty bool
-		if o.defaultOmitEmpty {
-			omitEmpty = true
-		}
-
-		formTag, has := structType.Field(i).Tag.Lookup(o.Tag())
-		if has {
-			tAr = strings.Split(formTag, ",")
-			formField = tAr[0]
-			for _, v := range tAr[1:] {
-				if v == "omitempty" {
-					omitEmpty = true
-					break
-				}
-			}
-		}
-
-		if !has || formField == "-" {
-			continue
-		}
-
-		destFieldIntf := destFieldVal.Interface()
-
-		if destFieldVal.Kind() == reflect.Slice && destFieldVal.Type() == typeOfByteSlice {
-			file, hdr, err := r.FormFile(formField)
-			if err != nil {
-				return fmt.Errorf("get form file: %w", err)
-			}
-
-			nameField, hasFilename := structType.Field(i).Tag.Lookup("filenameField")
-			if hasFilename {
-				fnf := destStruct.FieldByName(nameField)
-				if fnf == (reflect.Value{}) {
-					panic(fmt.Errorf("filenameField '%s' does not exist", nameField))
-				}
-
-				fnf.SetString(hdr.Filename)
-			}
-			audioBytes, err := io.ReadAll(file)
-			if err != nil {
-				return fmt.Errorf("file read: %w", err)
-			}
-
-			destFieldVal.SetBytes(audioBytes)
-
-			continue
-		}
-
-		if !r.Form.Has(formField) && omitEmpty {
-			continue
-		}
-
-		ff := r.Form.Get(formField)
-
-		switch v := destFieldIntf.(type) {
-		case string, *string:
-			setVal(destFieldVal, ff != "" || o.acceptBlank, ff)
-		case int, uint, *int, *uint:
-			val, set, err := o.parseInt(ff)
-			if err != nil {
-				return err
-			}
-			setVal(destFieldVal, set, val)
-		case float64:
-			val, set, err := o.parseFloat64(ff)
-			if err != nil {
-				return err
-			}
-			setVal(destFieldVal, set, val)
-		case bool, *bool:
-			val, set, err := o.parseBool(ff)
-			if err != nil {
-				return err
-			}
-			setVal(destFieldVal, set, val)
-		case time.Time, *time.Time, jsontypes.Time, *jsontypes.Time:
-			t, set, err := o.parseTime(ff)
-			if err != nil {
-				return err
-			}
-			setVal(destFieldVal, set, t)
-		case time.Duration, *time.Duration, jsontypes.Duration, *jsontypes.Duration:
-			d, set, err := o.parseDuration(ff)
-			if err != nil {
-				return err
-			}
-			setVal(destFieldVal, set, d)
-		case []int:
-			val := strings.Trim(ff, "[]")
-			if val == "" && o.acceptBlank {
-				continue
-			}
-			vals := strings.Split(val, ",")
-			ar := make([]int, 0, len(vals))
-			for _, v := range vals {
-				i, err := strconv.Atoi(v)
-				if err == nil {
-					ar = append(ar, i)
-				}
-			}
-			destFieldVal.Set(reflect.ValueOf(ar))
-		default:
-			panic(fmt.Errorf("unsupported type %T", v))
-		}
-	}
-
-	return nil
-}
-
-func setVal(destFieldVal reflect.Value, set bool, src any) {
-	if !set {
-		return
-	}
-
-	destType := destFieldVal.Type()
-	srcVal := reflect.ValueOf(src)
-
-	if srcVal.Kind() == reflect.Ptr {
-		srcVal = srcVal.Elem()
-	}
-
-	if destType.Kind() == reflect.Ptr {
-		if !srcVal.CanAddr() {
-			if srcVal.CanConvert(destType.Elem()) {
-				srcVal = srcVal.Convert(destType.Elem())
-			}
-			copy := reflect.New(srcVal.Type())
-			copy.Elem().Set(srcVal)
-			srcVal = copy
-		}
-	} else if srcVal.CanConvert(destFieldVal.Type()) {
-		srcVal = srcVal.Convert(destFieldVal.Type())
-	}
-
-	destFieldVal.Set(srcVal)
-}
-
-func Unmarshal(r *http.Request, dest any, opt ...Option) error {
-	o := options{
-		maxMultipartMemory: MaxMultipartMemory,
-	}
-
-	for _, opt := range opt {
-		opt(&o)
-	}
-
-	contentType := strings.Split(r.Header.Get("Content-Type"), ";")[0]
-
-	switch contentType {
-	case "multipart/form-data":
-		err := r.ParseMultipartForm(o.maxMultipartMemory)
-		if err != nil {
-			return fmt.Errorf("ParseForm: %w", err)
-		}
-
-		return o.unmarshalForm(r, dest)
-	case "application/x-www-form-urlencoded":
-		err := r.ParseForm()
-		if err != nil {
-			return fmt.Errorf("ParseForm: %w", err)
-		}
-		return o.unmarshalForm(r, dest)
-	case "application/json":
-		return json.NewDecoder(r.Body).Decode(dest)
-	}
-
-	return ErrContentType
-}
-
-func (o *options) unmarshalForm(r *http.Request, dest any) error {
-	destVal := reflect.ValueOf(dest)
-	if k := destVal.Kind(); k == reflect.Ptr {
-		destVal = destVal.Elem()
-	} else {
-		return ErrNotPointer
-	}
-
-	if destVal.Kind() != reflect.Struct {
-		return ErrNotStruct
-	}
-
-	return o.iterFields(r, destVal)
-}

internal/forms/marshal.go

@@ -0,0 +1,139 @@
+package forms
+
+import (
+	"fmt"
+	"mime/multipart"
+	"reflect"
+	"strconv"
+	"strings"
+	"time"
+)
+
+func Marshal(src any, dest *multipart.Writer, opts ...Option) error {
+	o := options{}
+
+	for _, opt := range opts {
+		opt(&o)
+	}
+
+	return o.marshalMultipartForm(src, dest)
+}
+
+func (o *options) marshalMultipartForm(src any, dest *multipart.Writer) error {
+	srcVal := reflect.ValueOf(src)
+	if k := srcVal.Kind(); k == reflect.Ptr {
+		srcVal = srcVal.Elem()
+	}
+
+	if srcVal.Kind() != reflect.Struct {
+		return ErrNotStruct
+	}
+
+	return o.marIterFields(srcVal, dest)
+}
+
+func (o *options) marIterFields(srcVal reflect.Value, dest *multipart.Writer) error {
+	structType := srcVal.Type()
+	for i := 0; i < structType.NumField(); i++ {
+		srcFieldVal := srcVal.Field(i)
+		fieldType := structType.Field(i)
+		if !fieldType.IsExported() && !fieldType.Anonymous {
+			continue
+		}
+
+		if srcFieldVal.Kind() == reflect.Struct && fieldType.Anonymous {
+			continue
+		}
+
+		var tAr []string
+		var formField string
+		var omitEmpty bool
+		if o.defaultOmitEmpty {
+			omitEmpty = true
+		}
+
+		formTag, has := structType.Field(i).Tag.Lookup(o.Tag())
+		if has {
+			tAr = strings.Split(formTag, ",")
+			formField = tAr[0]
+			for _, v := range tAr[1:] {
+				if v == "omitempty" {
+					omitEmpty = true
+					break
+				}
+			}
+		}
+
+		if !has || formField == "-" {
+			continue
+		}
+
+		if srcFieldVal.Kind() == reflect.Ptr {
+			srcFieldVal = srcFieldVal.Elem()
+			if srcFieldVal == (reflect.Value{}) || srcFieldVal.IsZero() {
+				continue
+			}
+		}
+
+		srcFieldIntf := srcFieldVal.Interface()
+		if srcFieldVal.Kind() == reflect.Slice && srcFieldVal.Type() == typeOfByteSlice {
+			nameField, hasFilename := structType.Field(i).Tag.Lookup("filenameField")
+			fileName := ""
+			if hasFilename {
+				fnf := srcVal.FieldByName(nameField)
+				if fnf == (reflect.Value{}) {
+					panic(fmt.Errorf("filenameField '%s' does not exist", nameField))
+				}
+
+				fileName = fnf.String()
+			}
+
+			fw, err := dest.CreateFormFile(formField, fileName)
+			if err != nil {
+				return fmt.Errorf("form marshal: createFormFile: %w", err)
+			}
+
+			_, err = fw.Write(srcFieldVal.Bytes())
+			if err != nil {
+				return fmt.Errorf("form marshal: write file: %w", err)
+			}
+
+			continue
+		}
+
+		if srcFieldVal.IsZero() && omitEmpty {
+			continue
+		}
+
+		var val string
+		switch v := srcFieldIntf.(type) {
+		case []string:
+			if omitEmpty && len(v) == 0 {
+				continue
+			}
+			val = "[" + strings.Join(v, ",") + "]"
+		case []int:
+			if omitEmpty && len(v) == 0 {
+				continue
+			}
+
+			sl := make([]string, len(v))
+			for i := range v {
+				sl[i] = strconv.Itoa(v[i])
+			}
+
+			val = "[" + strings.Join(sl, ",") + "]"
+		case time.Time:
+			val = strconv.Itoa(int(v.Unix()))
+		default:
+			val = fmt.Sprint(v)
+		}
+
+		err := dest.WriteField(formField, val)
+		if err != nil {
+			return fmt.Errorf("marshal field '%s': %w", formField, err)
+		}
+	}
+
+	return nil
+}

internal/forms/marshal_test.go

@@ -0,0 +1,121 @@
+package forms_test
+
+import (
+	"bytes"
+	"fmt"
+	"math/rand"
+	"mime/multipart"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"dynatron.me/x/stillbox/internal/common"
+	"dynatron.me/x/stillbox/internal/forms"
+	"dynatron.me/x/stillbox/pkg/auth"
+	"dynatron.me/x/stillbox/pkg/calls"
+	"dynatron.me/x/stillbox/pkg/sources"
+
+	"github.com/google/uuid"
+)
+
+type hand func(w http.ResponseWriter, r *http.Request)
+
+func (h hand) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	h(w, r)
+}
+
+func call(url string, call *calls.Call) error {
+	var buf bytes.Buffer
+	body := multipart.NewWriter(&buf)
+
+	err := forms.Marshal(call, body)
+	if err != nil {
+		return fmt.Errorf("relay form parse: %w", err)
+	}
+	body.Close()
+
+	r, err := http.NewRequest(http.MethodPost, url, &buf)
+	if err != nil {
+		return fmt.Errorf("relay newrequest: %w", err)
+	}
+
+	r.Header.Set("Content-Type", body.FormDataContentType())
+
+	resp, err := http.DefaultClient.Do(r)
+	if err != nil {
+		return fmt.Errorf("relay: %w", err)
+	}
+
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("relay: received HTTP %d", resp.StatusCode)
+	}
+
+	return nil
+}
+
+func TestMarshal(t *testing.T) {
+	uuid.SetRand(rand.New(rand.NewSource(1)))
+
+	tests := []struct {
+		name      string
+		submitter auth.UserID
+		apiKey    string
+		call      calls.Call
+	}{
+		{
+			name:      "base",
+			submitter: auth.UserID(1),
+			call: calls.Call{
+				ID:             uuid.UUID([16]byte{0x52, 0xfd, 0xfc, 0x07, 0x21, 0x82, 0x45, 0x4f, 0x96, 0x3f, 0x5f, 0x0f, 0x9a, 0x62, 0x1d, 0x72}),
+				Submitter:      common.PtrTo(auth.UserID(1)),
+				System:         197,
+				Talkgroup:      10101,
+				DateTime:       time.Date(2024, 11, 10, 23, 33, 02, 0, time.Local),
+				AudioName:      "rightnow.mp3",
+				Audio:          []byte{0xFF, 0xF3, 0x14, 0xC4, 0x00, 0x00, 0x00, 0x03, 0x48, 0x01, 0x40, 0x00, 0x00, 0x4C, 0x41, 0x4D, 0x45, 0x33, 0x2E, 0x39, 0x36, 0x2E, 0x31, 0x55},
+				AudioType:      "audio/mpeg",
+				Duration:       calls.CallDuration(24000000),
+				TalkgroupLabel: common.PtrTo("Some TG"),
+			},
+		},
+	}
+
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			var serr error
+			var called bool
+			h := hand(func(w http.ResponseWriter, r *http.Request) {
+				called = true
+				serr = r.ParseMultipartForm(1024 * 1024 * 2)
+				if serr != nil {
+					t.Log("parsemultipart", serr)
+					return
+				}
+
+				cur := new(sources.CallUploadRequest)
+				serr = forms.Unmarshal(r, cur, forms.WithAcceptBlank())
+				cur.DontStore = true
+				if serr != nil {
+					t.Log("unmarshal", serr)
+					return
+				}
+
+				assert.Equal(t, tc.apiKey, cur.Key)
+
+				toC, tcerr := cur.ToCall(tc.submitter)
+				require.NoError(t, tcerr)
+				assert.Equal(t, &tc.call, toC)
+			})
+			svr := httptest.NewServer(h)
+
+			err := call(svr.URL, &tc.call)
+			assert.True(t, called)
+			assert.NoError(t, err)
+			assert.NoError(t, serr)
+		})
+	}
+}

internal/forms/unmarshal.go

@@ -0,0 +1,306 @@
+package forms
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"reflect"
+	"strconv"
+	"strings"
+	"time"
+
+	"dynatron.me/x/stillbox/internal/jsontypes"
+
+	"github.com/araddon/dateparse"
+)
+
+func (o *options) parseTime(s string, dpo ...dateparse.ParserOption) (t time.Time, set bool, err error) {
+	if o.acceptBlank && s == "" {
+		set = false
+		return
+	}
+
+	if iv, err := strconv.Atoi(s); err == nil {
+		return time.Unix(int64(iv), 0), true, nil
+	}
+
+	switch {
+	case o.parseTimeIn != nil:
+		t, err = dateparse.ParseIn(s, o.parseTimeIn, dpo...)
+	case o.parseLocal:
+		t, err = dateparse.ParseLocal(s, dpo...)
+	default:
+		t, err = dateparse.ParseAny(s, dpo...)
+	}
+
+	set = true
+
+	return
+}
+
+func (o *options) parseBool(s string) (v bool, set bool, err error) {
+	if o.acceptBlank && s == "" {
+		set = false
+		return
+	}
+
+	set = true
+
+	v, err = strconv.ParseBool(s)
+	if err != nil {
+		return v, set, fmt.Errorf("parsebool('%s'): %w", s, err)
+	}
+
+	return
+}
+
+func (o *options) parseInt(s string) (v int, set bool, err error) {
+	if o.acceptBlank && s == "" {
+		set = false
+		return
+	}
+	set = true
+
+	v, err = strconv.Atoi(s)
+	if err != nil {
+		return v, set, fmt.Errorf("atoi('%s'): %w", s, err)
+	}
+
+	return
+}
+
+func (o *options) parseFloat64(s string) (v float64, set bool, err error) {
+	if o.acceptBlank && s == "" {
+		set = false
+		return
+	}
+	set = true
+
+	v, err = strconv.ParseFloat(s, 64)
+	if err != nil {
+		return v, set, fmt.Errorf("ParseFloat('%s'): %w", s, err)
+	}
+
+	return
+}
+
+func (o *options) parseDuration(s string) (v time.Duration, set bool, err error) {
+	if o.acceptBlank && s == "" {
+		set = false
+		return
+	}
+
+	set = true
+
+	v, err = time.ParseDuration(s)
+	if err != nil {
+		return v, set, fmt.Errorf("ParseDuration('%s'): %w", s, err)
+	}
+
+	return
+}
+
+var typeOfByteSlice = reflect.TypeOf([]byte(nil))
+
+func (o *options) unmIterFields(r *http.Request, destStruct reflect.Value) error {
+	structType := destStruct.Type()
+	for i := 0; i < destStruct.NumField(); i++ {
+		destFieldVal := destStruct.Field(i)
+		fieldType := structType.Field(i)
+		if !fieldType.IsExported() && !fieldType.Anonymous {
+			continue
+		}
+
+		if destFieldVal.Kind() == reflect.Struct && fieldType.Anonymous {
+			err := o.unmIterFields(r, destFieldVal)
+			if err != nil {
+				return err
+			}
+		}
+
+		var tAr []string
+		var formField string
+		var omitEmpty bool
+		if o.defaultOmitEmpty {
+			omitEmpty = true
+		}
+
+		formTag, has := structType.Field(i).Tag.Lookup(o.Tag())
+		if has {
+			tAr = strings.Split(formTag, ",")
+			formField = tAr[0]
+			for _, v := range tAr[1:] {
+				if v == "omitempty" {
+					omitEmpty = true
+					break
+				}
+			}
+		}
+
+		if !has || formField == "-" {
+			continue
+		}
+
+		destFieldIntf := destFieldVal.Interface()
+
+		if destFieldVal.Kind() == reflect.Slice && destFieldVal.Type() == typeOfByteSlice {
+			file, hdr, err := r.FormFile(formField)
+			if err != nil {
+				return fmt.Errorf("get form file: %w", err)
+			}
+
+			nameField, hasFilename := structType.Field(i).Tag.Lookup("filenameField")
+			if hasFilename {
+				fnf := destStruct.FieldByName(nameField)
+				if fnf == (reflect.Value{}) {
+					panic(fmt.Errorf("filenameField '%s' does not exist", nameField))
+				}
+
+				fnf.SetString(hdr.Filename)
+			}
+			audioBytes, err := io.ReadAll(file)
+			if err != nil {
+				return fmt.Errorf("file read: %w", err)
+			}
+
+			destFieldVal.SetBytes(audioBytes)
+
+			continue
+		}
+
+		if !r.Form.Has(formField) && omitEmpty {
+			continue
+		}
+
+		ff := r.Form.Get(formField)
+
+		switch v := destFieldIntf.(type) {
+		case string, *string:
+			setVal(destFieldVal, ff != "" || o.acceptBlank, ff)
+		case int, uint, *int, *uint:
+			val, set, err := o.parseInt(ff)
+			if err != nil {
+				return err
+			}
+			setVal(destFieldVal, set, val)
+		case float64:
+			val, set, err := o.parseFloat64(ff)
+			if err != nil {
+				return err
+			}
+			setVal(destFieldVal, set, val)
+		case bool, *bool:
+			val, set, err := o.parseBool(ff)
+			if err != nil {
+				return err
+			}
+			setVal(destFieldVal, set, val)
+		case time.Time, *time.Time, jsontypes.Time, *jsontypes.Time:
+			t, set, err := o.parseTime(ff)
+			if err != nil {
+				return err
+			}
+			setVal(destFieldVal, set, t)
+		case time.Duration, *time.Duration, jsontypes.Duration, *jsontypes.Duration:
+			d, set, err := o.parseDuration(ff)
+			if err != nil {
+				return err
+			}
+			setVal(destFieldVal, set, d)
+		case []int:
+			val := strings.Trim(ff, "[]")
+			if val == "" && o.acceptBlank {
+				continue
+			}
+			vals := strings.Split(val, ",")
+			ar := make([]int, 0, len(vals))
+			for _, v := range vals {
+				i, err := strconv.Atoi(v)
+				if err == nil {
+					ar = append(ar, i)
+				}
+			}
+			destFieldVal.Set(reflect.ValueOf(ar))
+		default:
+			panic(fmt.Errorf("unsupported type %T", v))
+		}
+	}
+
+	return nil
+}
+
+func setVal(destFieldVal reflect.Value, set bool, src any) {
+	if !set {
+		return
+	}
+
+	destType := destFieldVal.Type()
+	srcVal := reflect.ValueOf(src)
+
+	if srcVal.Kind() == reflect.Ptr {
+		srcVal = srcVal.Elem()
+	}
+
+	if destType.Kind() == reflect.Ptr {
+		if !srcVal.CanAddr() {
+			if srcVal.CanConvert(destType.Elem()) {
+				srcVal = srcVal.Convert(destType.Elem())
+			}
+			copy := reflect.New(srcVal.Type())
+			copy.Elem().Set(srcVal)
+			srcVal = copy
+		}
+	} else if srcVal.CanConvert(destFieldVal.Type()) {
+		srcVal = srcVal.Convert(destFieldVal.Type())
+	}
+
+	destFieldVal.Set(srcVal)
+}
+
+func Unmarshal(r *http.Request, dest any, opts ...Option) error {
+	o := options{
+		maxMultipartMemory: MaxMultipartMemory,
+	}
+
+	for _, opt := range opts {
+		opt(&o)
+	}
+
+	contentType := strings.Split(r.Header.Get("Content-Type"), ";")[0]
+
+	switch contentType {
+	case "multipart/form-data":
+		err := r.ParseMultipartForm(o.maxMultipartMemory)
+		if err != nil {
+			return fmt.Errorf("ParseForm: %w", err)
+		}
+
+		return o.unmarshalForm(r, dest)
+	case "application/x-www-form-urlencoded":
+		err := r.ParseForm()
+		if err != nil {
+			return fmt.Errorf("ParseForm: %w", err)
+		}
+		return o.unmarshalForm(r, dest)
+	case "application/json":
+		return json.NewDecoder(r.Body).Decode(dest)
+	}
+
+	return ErrContentType
+}
+
+func (o *options) unmarshalForm(r *http.Request, dest any) error {
+	destVal := reflect.ValueOf(dest)
+	if k := destVal.Kind(); k == reflect.Ptr {
+		destVal = destVal.Elem()
+	} else {
+		return ErrNotPointer
+	}
+
+	if destVal.Kind() != reflect.Struct {
+		return ErrNotStruct
+	}
+
+	return o.unmIterFields(r, destVal)
+}

pkg/calls/call.go

@@ -33,26 +33,26 @@ func (d CallDuration) Seconds() int32 {
 }
 
 type Call struct {
-	ID             uuid.UUID
-	Audio          []byte
-	AudioName      string
-	AudioType      string
-	Duration       CallDuration
-	DateTime       time.Time
-	Frequencies    []int
-	Frequency      int
-	Patches        []int
-	Source         int
-	Sources        []int
-	System         int
-	Submitter      *auth.UserID
-	SystemLabel    string
-	Talkgroup      int
-	TalkgroupGroup *string
-	TalkgroupLabel *string
-	TGAlphaTag     *string
+	ID             uuid.UUID    `form:"-"`
+	Audio          []byte       `form:"audio" filenameField:"AudioName"`
+	AudioName      string       `form:"audioName"`
+	AudioType      string       `form:"audioType"`
+	Duration       CallDuration `form:"-"`
+	DateTime       time.Time    `form:"dateTime"`
+	Frequencies    []int        `form:"frequencies"`
+	Frequency      int          `form:"frequency"`
+	Patches        []int        `form:"patches"`
+	Source         int          `form:"source"`
+	Sources        []int        `form:"sources"`
+	System         int          `form:"system"`
+	Submitter      *auth.UserID `form:"-"`
+	SystemLabel    string       `form:"systemLabel"`
+	Talkgroup      int          `form:"talkgroup"`
+	TalkgroupGroup *string      `form:"talkgroupGroup"`
+	TalkgroupLabel *string      `form:"talkgroupLabel"`
+	TGAlphaTag     *string      `form:"talkgroupTag"` // not 1:1
 
-	shouldStore bool
+	shouldStore bool `form:"-"`
 }
 
 func (c *Call) String() string {

pkg/config/config.go

@@ -22,6 +22,7 @@ type Config struct {
 	Public    bool      `yaml:"public"`
 	RateLimit RateLimit `yaml:"rateLimit"`
 	Notify    Notify    `yaml:"notify"`
+	Relay     []Relay   `yaml:"relay"`
 
 	configPath string
 }
@@ -63,6 +64,12 @@ type Alerting struct {
 	Renotify       *jsontypes.Duration `yaml:"renotify,omitempty" form:"renotify,omitempty"`
 }
 
+type Relay struct {
+	URL      string `yaml:"url"`
+	APIKey   string `yaml:"apiKey"`
+	Required bool   `yaml:"required"`
+}
+
 type Notify []NotifyService
 
 type NotifyService struct {
@@ -72,17 +79,6 @@ type NotifyService struct {
 	Config          map[string]interface{} `yaml:"config" json:"config"`
 }
 
-func (n *NotifyService) GetS(k, defaultVal string) string {
-	if v, has := n.Config[k]; has {
-		if v, isString := v.(string); isString {
-			return v
-		}
-		log.Error().Str("configKey", k).Str("provider", n.Provider).Str("default", defaultVal).Msg("notify config value is not a string! using default")
-	}
-
-	return defaultVal
-}
-
 func (rl *RateLimit) Verify() bool {
 	if rl.Enable {
 		if rl.Requests > 0 && rl.Over > 0 {

pkg/server/server.go

@@ -31,6 +31,7 @@ type Server struct {
 	r        *chi.Mux
 	sources  sources.Sources
 	sinks    sinks.Sinks
+	relayer  *sinks.RelayManager
 	nex      *nexus.Nexus
 	logger   *Logger
 	alerter  alerting.Alerter
@@ -73,6 +74,7 @@ func New(ctx context.Context, cfg *config.Config) (*Server, error) {
 		alerter:  alerting.New(cfg.Alerting, tgCache, alerting.WithNotifier(notifier)),
 		notifier: notifier,
 		tgs:      tgCache,
+		sinks:    sinks.NewSinkManager(),
 		rest:     api,
 	}
 
@@ -85,6 +87,13 @@ func New(ctx context.Context, cfg *config.Config) (*Server, error) {
 
 	srv.sources.Register("rdio-http", sources.NewRdioHTTP(authenticator, srv))
 
+	relayer, err := sinks.NewRelayManager(srv.sinks, cfg.Relay)
+	if err != nil {
+		return nil, err
+	}
+
+	srv.relayer = relayer
+
 	r.Use(middleware.RequestID)
 	r.Use(middleware.RealIP)
 	r.Use(RequestLogger())

pkg/sinks/relay.go

@@ -0,0 +1,118 @@
+package sinks
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"mime/multipart"
+	"net/http"
+	"net/url"
+
+	"dynatron.me/x/stillbox/internal/forms"
+	"dynatron.me/x/stillbox/internal/version"
+	"dynatron.me/x/stillbox/pkg/calls"
+	"dynatron.me/x/stillbox/pkg/config"
+)
+
+type RelayManager struct {
+	xp     *http.Transport
+	client *http.Client
+
+	relays []*Relay
+}
+
+type Relay struct {
+	config.Relay
+	mgr  *RelayManager
+	Name string
+
+	url *url.URL
+}
+
+func NewRelayManager(s Sinks, cfgs []config.Relay) (*RelayManager, error) {
+	xp := http.DefaultTransport.(*http.Transport).Clone()
+	xp.MaxIdleConnsPerHost = 10
+
+	client := &http.Client{
+		Transport: xp,
+	}
+
+	rm := &RelayManager{
+		xp:     xp,
+		client: client,
+		relays: make([]*Relay, 0, len(cfgs)),
+	}
+
+	for i, cfg := range cfgs {
+		rs, err := rm.newRelay(cfg)
+		if err != nil {
+			return nil, err
+		}
+
+		rm.relays = append(rm.relays, rs)
+
+		sinkName := fmt.Sprintf("relay%d:%s", i, rs.url.Host)
+		s.Register(sinkName, rs, cfg.Required)
+	}
+
+	return rm, nil
+}
+
+func (rs *RelayManager) newRelay(cfg config.Relay) (*Relay, error) {
+	u, err := url.Parse(cfg.URL)
+	if err != nil {
+		return nil, err
+	}
+
+	if u.Path != "" && u.Path != "/" {
+		return nil, fmt.Errorf("relay path in %s must be instance root", cfg.URL)
+	}
+
+	u = u.JoinPath("/api/call-upload")
+
+	return &Relay{
+		Relay: cfg,
+		url:   u,
+		mgr:   rs,
+	}, nil
+}
+
+func (s *Relay) Call(ctx context.Context, call *calls.Call) error {
+	var buf bytes.Buffer
+	body := multipart.NewWriter(&buf)
+
+	err := forms.Marshal(call, body)
+	if err != nil {
+		return fmt.Errorf("relay form parse: %w", err)
+	}
+
+	err = body.WriteField("key", s.APIKey)
+	if err != nil {
+		return fmt.Errorf("relay set API key: %w", err)
+	}
+
+	body.Close()
+
+	r, err := http.NewRequestWithContext(ctx, http.MethodPost, s.url.String(), &buf)
+	if err != nil {
+		return fmt.Errorf("relay newrequest: %w", err)
+	}
+
+	r.Header.Set("Content-Type", body.FormDataContentType())
+	r.Header.Set("User-Agent", version.HttpString("call-relay"))
+
+	resp, err := s.mgr.client.Do(r)
+	if err != nil {
+		return fmt.Errorf("relay %s: %w", s.Name, err)
+	}
+
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("relay %s: received HTTP %d", s.Name, resp.StatusCode)
+	}
+
+	return nil
+}
+
+func (s *Relay) SinkType() string {
+	return "relay"
+}

pkg/sinks/relay_test.go

@@ -0,0 +1,107 @@
+package sinks
+
+import (
+	"context"
+	"math/rand"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"dynatron.me/x/stillbox/internal/common"
+	"dynatron.me/x/stillbox/internal/forms"
+	"dynatron.me/x/stillbox/pkg/auth"
+	"dynatron.me/x/stillbox/pkg/calls"
+	"dynatron.me/x/stillbox/pkg/config"
+	"dynatron.me/x/stillbox/pkg/sources"
+
+	"github.com/google/uuid"
+)
+
+type hand func(w http.ResponseWriter, r *http.Request)
+
+func (h hand) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	h(w, r)
+}
+
+func TestRelay(t *testing.T) {
+	uuid.SetRand(rand.New(rand.NewSource(1)))
+
+	tests := []struct {
+		name      string
+		submitter auth.UserID
+		apiKey    string
+		call      calls.Call
+	}{
+		{
+			name:      "base",
+			submitter: auth.UserID(1),
+			call: calls.Call{
+				ID:             uuid.UUID([16]byte{0x52, 0xfd, 0xfc, 0x07, 0x21, 0x82, 0x45, 0x4f, 0x96, 0x3f, 0x5f, 0x0f, 0x9a, 0x62, 0x1d, 0x72}),
+				Submitter:      common.PtrTo(auth.UserID(1)),
+				System:         197,
+				Talkgroup:      10101,
+				DateTime:       time.Date(2024, 11, 10, 23, 33, 02, 0, time.Local),
+				AudioName:      "rightnow.mp3",
+				Audio:          []byte{0xFF, 0xF3, 0x14, 0xC4, 0x00, 0x00, 0x00, 0x03, 0x48, 0x01, 0x40, 0x00, 0x00, 0x4C, 0x41, 0x4D, 0x45, 0x33, 0x2E, 0x39, 0x36, 0x2E, 0x31, 0x55},
+				AudioType:      "audio/mpeg",
+				Duration:       calls.CallDuration(24000000),
+				TalkgroupLabel: common.PtrTo("Some TG"),
+			},
+		},
+	}
+
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			var serr error
+			var called bool
+			h := hand(func(w http.ResponseWriter, r *http.Request) {
+				called = true
+				assert.Equal(t, "/api/call-upload", r.URL.Path)
+				serr = r.ParseMultipartForm(1024 * 1024 * 2)
+				if serr != nil {
+					t.Log("parsemultipart", serr)
+					return
+				}
+
+				cur := new(sources.CallUploadRequest)
+				serr = forms.Unmarshal(r, cur, forms.WithAcceptBlank())
+				cur.DontStore = true
+				if serr != nil {
+					t.Log("unmarshal", serr)
+					return
+				}
+
+				assert.Equal(t, tc.apiKey, cur.Key)
+
+				toC, tcerr := cur.ToCall(tc.submitter)
+				require.NoError(t, tcerr)
+				assert.Equal(t, &tc.call, toC)
+			})
+			svr := httptest.NewServer(h)
+
+			cfg := config.Relay{
+				URL:    svr.URL,
+				APIKey: tc.apiKey,
+			}
+			ns := &nullSinks{}
+
+			rm, err := NewRelayManager(ns, []config.Relay{cfg})
+			require.NoError(t, err)
+			err = rm.relays[0].Call(context.Background(), &tc.call)
+			assert.True(t, called)
+			assert.NoError(t, err)
+			assert.NoError(t, serr)
+		})
+	}
+}
+
+type nullSinks struct{}
+
+func (*nullSinks) Register(name string, toAdd Sink, required bool)      {}
+func (*nullSinks) Unregister(name string)                               {}
+func (*nullSinks) Shutdown()                                            {}
+func (*nullSinks) EmitCall(ctx context.Context, call *calls.Call) error { return nil }

pkg/sinks/sinks.go

@@ -24,36 +24,55 @@ type sinkInstance struct {
 	Required bool
 }
 
-type Sinks struct {
-	sync.RWMutex
-	sinks []sinkInstance
+type Sinks interface {
+	Register(name string, toAdd Sink, required bool)
+	Unregister(name string)
+	Shutdown()
+	EmitCall(ctx context.Context, call *calls.Call) error
 }
 
-func (s *Sinks) Register(name string, toAdd Sink, required bool) {
+type sinks struct {
+	sync.RWMutex
+	sinks map[string]sinkInstance
+}
+
+func NewSinkManager() Sinks {
+	return &sinks{
+		sinks: make(map[string]sinkInstance),
+	}
+}
+
+func (s *sinks) Register(name string, toAdd Sink, required bool) {
 	s.Lock()
 	defer s.Unlock()
 
-	s.sinks = append(s.sinks, sinkInstance{
+	s.sinks[name] = sinkInstance{
 		Name:     name,
 		Sink:     toAdd,
 		Required: required,
-	})
+	}
 }
 
-func (s *Sinks) Shutdown() {
+func (s *sinks) Unregister(name string) {
 	s.Lock()
 	defer s.Unlock()
 
-	s.sinks = nil
+	delete(s.sinks, name)
 }
 
-func (s *Sinks) EmitCall(ctx context.Context, call *calls.Call) error {
+func (s *sinks) Shutdown() {
+	s.Lock()
+	defer s.Unlock()
+
+	clear(s.sinks)
+}
+
+func (s *sinks) EmitCall(ctx context.Context, call *calls.Call) error {
 	s.Lock()
 	defer s.Unlock()
 
 	g, ctx := errgroup.WithContext(ctx)
-	for i := range s.sinks {
-		sink := s.sinks[i]
+	for _, sink := range s.sinks {
 		g.Go(sink.callEmitter(ctx, call))
 	}
 

pkg/sources/http.go

@@ -36,7 +36,7 @@ func (h *RdioHTTP) InstallPublicRoutes(r chi.Router) {
 	r.Post("/api/call-upload", h.routeCallUpload)
 }
 
-type callUploadRequest struct {
+type CallUploadRequest struct {
 	Audio          []byte `form:"audio" filenameField:"AudioName"`
 	AudioName      string
 	AudioType      string    `form:"audioType"`
@@ -56,7 +56,7 @@ type callUploadRequest struct {
 	DontStore      bool      `form:"dontStore"`
 }
 
-func (car *callUploadRequest) mimeType() string {
+func (car *CallUploadRequest) mimeType() string {
 	// this is super naïve
 	fn := car.AudioName
 	switch {
@@ -71,7 +71,7 @@ func (car *callUploadRequest) mimeType() string {
 	return ""
 }
 
-func (car *callUploadRequest) toCall(submitter auth.UserID) (*calls.Call, error) {
+func (car *CallUploadRequest) ToCall(submitter auth.UserID) (*calls.Call, error) {
 	return calls.Make(&calls.Call{
 		Submitter:      &submitter,
 		System:         car.System,
@@ -111,14 +111,14 @@ func (h *RdioHTTP) routeCallUpload(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	cur := new(callUploadRequest)
+	cur := new(CallUploadRequest)
 	err = forms.Unmarshal(r, cur, forms.WithAcceptBlank())
 	if err != nil {
 		http.Error(w, "cannot bind upload "+err.Error(), http.StatusExpectationFailed)
 		return
 	}
 
-	call, err := cur.toCall(*submitter)
+	call, err := cur.ToCall(*submitter)
 	if err != nil {
 		log.Error().Err(err).Msg("toCall failed")
 		http.Error(w, err.Error(), http.StatusBadRequest)