add sfive-hub project scaffolding

7 files changed, 203 insertions, 3 deletions

diff --git a/src/hub/README b/src/hub/README
index f69f1cc..0a17056 100644
--- a/src/hub/README
+++ b/src/hub/README
@@ -1,7 +1,8 @@
 sfive-hub
 =========
 
-A service providing data aggregation, processing, persistence, filtering and retrieval.
+`sfive-hub` is a service providing data aggregation, processing, persistence,
+filtering and retrieval.
 
 It accepts data via unix domain sockets and REST API, either stores it persistently in
 a SQL database or caches it in-memory and queried for data through a REST API.
diff --git a/src/hub/build b/src/hub/build
new file mode 100755
index 0000000..3c42290
--- /dev/null
+++ b/src/hub/build
@@ -0,0 +1,6 @@
+#!/bin/sh
+export GOPATH=$(pwd)
+export PATH=$GOPATH/bin:$PATH
+go install spreadspace.org/sfive-hub
+go test spreadspace.org/sfive
+
diff --git a/src/hub/src/spreadspace.org/sfive-hub/sfive-hub.go b/src/hub/src/spreadspace.org/sfive-hub/s5hub.go
index 57ddeaf..0166cf9 100644
--- a/src/hub/src/spreadspace.org/sfive-hub/sfive-hub.go
+++ b/src/hub/src/spreadspace.org/sfive-hub/s5hub.go
@@ -3,6 +3,5 @@ package main
 import "fmt"
 
 func main() {
-    fmt.Printf("Hello, world.\n")
+	fmt.Printf("Hello, world.\n")
 }
-
diff --git a/src/hub/src/spreadspace.org/sfive/s5cvt.go b/src/hub/src/spreadspace.org/sfive/s5cvt.go
new file mode 100644
index 0000000..3402e7f
--- /dev/null
+++ b/src/hub/src/spreadspace.org/sfive/s5cvt.go
@@ -0,0 +1,57 @@
+package sfive
+
+import (
+	"encoding/json"
+)
+
+type StatsDecoder interface {
+	Decode(jsonString []byte) (StatisticsData, error)
+}
+
+type StatsEncoder interface {
+	Encode(data StatisticsData) []byte
+}
+
+type StatefulDecoder struct {
+	sourceId SourceId
+}
+
+type PlainDecoder struct{}
+
+type PlainEncoder struct{}
+
+func NewStatefulDecoder(jsonString []byte) (decoder StatsDecoder) {
+	res := new(StatefulDecoder)
+	err := json.Unmarshal(jsonString, &res.sourceId)
+	if err != nil {
+		return nil
+	}
+	return res
+}
+
+func NewPlainDecoder() (decoder StatsDecoder) {
+	return new(PlainDecoder)
+}
+
+func (self *StatefulDecoder) Decode(jsonString []byte) (dat StatisticsData, err error) {
+	err = json.Unmarshal(jsonString, &dat)
+	if err != nil {
+		return
+	}
+	dat.CopyFrom(&self.sourceId)
+	return
+}
+
+func (self *PlainDecoder) Decode(jsonString []byte) (dat StatisticsData, err error) {
+	err = json.Unmarshal(jsonString, &dat)
+	return
+}
+
+func (self *PlainEncoder) Encode(data StatisticsData) []byte {
+	res, err := json.Marshal(&data)
+	if err != nil {
+		panic("oh fuck I cannot event marshal my own data")
+	}
+	return res
+}
+
diff --git a/src/hub/src/spreadspace.org/sfive/s5cvt_test.go b/src/hub/src/spreadspace.org/sfive/s5cvt_test.go
new file mode 100644
index 0000000..8ffcbd7
--- /dev/null
+++ b/src/hub/src/spreadspace.org/sfive/s5cvt_test.go
@@ -0,0 +1,25 @@
+package sfive
+
+import (
+	"testing"
+	"fmt"
+)
+
+func TestEncode(t *testing.T) {
+	testData := `{"streamer-id": {"quality": "low", "content-id": "av", "format": "webm"}, "hostname": "localhost", "tags": ["elevate", "2014"]}`
+//	otherDingy := `
+//		{"data": {"bytes-sent": 0, "client-count": 3, "bytes-received": 0}, "start-time": "2014-08-24Z14:35:33.847282", "duration-ms": 5000}
+//		{"data": {"bytes-sent": 1183266, "client-count": 3, "bytes-received": 394422}, "start-time": "2014-08-24Z14:35:38.848950", "duration-ms": 5000}
+//		{"data": {"bytes-sent": 1199616, "client-count": 3, "bytes-received": 399872}, "start-time": "2014-08-24Z14:35:43.851006", "duration-ms": 5000}
+//		{"data": {"bytes-sent": 1181094, "client-count": 3, "bytes-received": 393698}, "start-time": "2014-08-24Z14:35:48.852863", "duration-ms": 5000}
+//		{"data": {"bytes-sent": 1190148, "client-count": 3, "bytes-received": 396716}, "start-time": "2014-08-24Z14:35:53.854541", "duration-ms": 5000}
+//		`
+	dc := new(StatefulDecoder)
+	res, err := dc.Decode([]byte(testData))
+	if err != nil {
+		t.Errorf("Decode failed with %v", err)
+		return
+	}
+	fmt.Println("%q", res)
+}
+
diff --git a/src/hub/src/spreadspace.org/sfive/s5store.go b/src/hub/src/spreadspace.org/sfive/s5store.go
new file mode 100644
index 0000000..604a9ff
--- /dev/null
+++ b/src/hub/src/spreadspace.org/sfive/s5store.go
@@ -0,0 +1,61 @@
+package sfive
+
+import (
+	"database/sql"
+	"time"
+)
+
+type StatsFilter struct {
+	start     *time.Time
+	end       *time.Time
+	hostname  *string
+	contentId *string
+	format    *string
+	quality   *string
+	tagsAny   []string
+}
+
+type StatsContainer interface {
+	Append(update StatisticsData) error
+	ClientCount(filter StatsFilter) uint
+	AverageBps(filter StatsFilter) uint
+	Locations(filter StatsFilter) map[string]int
+}
+
+type SqliteStore struct {
+	db *sql.DB
+}
+
+func InitSqlDb(db *sql.DB) {
+
+}
+
+func NewStore() (store StatsContainer, err error) {
+	db, err := sql.Open("sqlite3", ":memory:")
+	if err != nil {
+		return
+	}
+	res := &SqliteStore{db}
+	store = res
+	return
+}
+
+func (s *SqliteStore) Append(update StatisticsData) (err error) {
+	// TODO
+	return nil
+}
+
+func (s *SqliteStore) ClientCount(filter StatsFilter) uint {
+	return 0
+	// TODO
+}
+
+func (s *SqliteStore) AverageBps(filter StatsFilter) uint {
+	return 0
+	// TODO
+}
+
+func (s *SqliteStore) Locations(filter StatsFilter) map[string]int {
+	return nil
+	// TODO
+}
diff --git a/src/hub/src/spreadspace.org/sfive/s5types.go b/src/hub/src/spreadspace.org/sfive/s5types.go
new file mode 100644
index 0000000..56b1552
--- /dev/null
+++ b/src/hub/src/spreadspace.org/sfive/s5types.go
@@ -0,0 +1,51 @@
+package sfive
+
+import "time"
+
+const (
+	QualityLow    = "low"
+	QualityMedium = "medium"
+	QualityHigh   = "high"
+)
+
+type StreamId struct {
+	ContentId string	`json:"content-id"`
+	Format    string	`json:"format"`
+	Quality   string	`json:"quality"`
+}
+
+type SourceId struct {
+	Hostname string		`json:"hostname"`
+	StreamId StreamId	`json:"stream-id"`
+	Tags     []string	`json:"tags"`
+}
+
+type ClientData struct {
+	Ip               string
+	BytesTransferred uint
+	UserAgent        string
+}
+
+type SourceData struct {
+	ClientCount   uint
+	BytesReceived uint
+	BytesSent     uint
+	Clients       []ClientData
+}
+
+type DataUpdate struct {
+	StartTime time.Time
+	Duration  time.Duration
+	Data      SourceData
+}
+
+type StatisticsData struct {
+	SourceId
+	DataUpdate
+}
+
+func (self *StatisticsData) CopyFrom(id *SourceId) {
+	self.Hostname = id.Hostname
+	self.StreamId = id.StreamId
+	self.Tags = id.Tags
+}