Updated Numaflow go SDK (#28)

Signed-off-by: Saravanan Balasubramanian <[email protected]>

prometheus-pusher/go.mod

@@ -6,13 +6,13 @@ require (
  github.com/Masterminds/sprig/v3 v3.2.2
  github.com/antonmedv/expr v1.9.0
  github.com/numaproj/numaflow v0.8.0
- github.com/numaproj/numaflow-go v0.4.5
+ github.com/numaproj/numaflow-go v0.5.0
  github.com/numaproj/numaflow-sinks/shared v0.0.0-20230302175848-bf7b9cf08aab
- github.com/prometheus/client_golang v1.14.0
- github.com/prometheus/client_model v0.3.0
- github.com/prometheus/common v0.42.0
- github.com/stretchr/testify v1.8.1
- go.uber.org/zap v1.24.0
+ github.com/prometheus/client_golang v1.17.0
+ github.com/prometheus/client_model v0.4.1-0.20230718164431-9a2bf3000d16
+ github.com/prometheus/common v0.44.0
+ github.com/stretchr/testify v1.8.4
+ go.uber.org/zap v1.26.0
 )
 
 require (
@@ -29,17 +29,16 @@ require (
  github.com/mitchellh/copystructure v1.0.0 // indirect
  github.com/mitchellh/reflectwalk v1.0.0 // indirect
  github.com/pmezard/go-difflib v1.0.0 // indirect
- github.com/prometheus/procfs v0.9.0 // indirect
+ github.com/prometheus/procfs v0.11.1 // indirect
  github.com/shopspring/decimal v1.2.0 // indirect
  github.com/spf13/cast v1.4.1 // indirect
- go.uber.org/atomic v1.10.0 // indirect
  go.uber.org/multierr v1.10.0 // indirect
  golang.org/x/crypto v0.5.0 // indirect
- golang.org/x/net v0.8.0 // indirect
- golang.org/x/sys v0.6.0 // indirect
- golang.org/x/text v0.8.0 // indirect
- google.golang.org/genproto v0.0.0-20230323212658-478b75c54725 // indirect
- google.golang.org/grpc v1.54.0 // indirect
- google.golang.org/protobuf v1.30.0 // indirect
+ golang.org/x/net v0.10.0 // indirect
+ golang.org/x/sys v0.11.0 // indirect
+ golang.org/x/text v0.9.0 // indirect
+ google.golang.org/genproto/googleapis/rpc v0.0.0-20230525234030-28d5490b6b19 // indirect
+ google.golang.org/grpc v1.57.0 // indirect
+ google.golang.org/protobuf v1.31.0 // indirect
  gopkg.in/yaml.v3 v3.0.1 // indirect
 )

prometheus-pusher/go.sum

@@ -7,7 +7,6 @@ github.com/Masterminds/sprig/v3 v3.2.2 h1:17jRggJu518dr3QaafizSXOjKYp94wKfABxUmy
 github.com/Masterminds/sprig/v3 v3.2.2/go.mod h1:UoaO7Yp8KlPnJIYWTFkMaqPUYKTfGFPhxNuwnnxkKlk=
 github.com/antonmedv/expr v1.9.0 h1:j4HI3NHEdgDnN9p6oI6Ndr0G5QryMY0FNxT4ONrFDGU=
 github.com/antonmedv/expr v1.9.0/go.mod h1:5qsM3oLGDND7sDmQGDXHkYfkjYMUX14qsgqmHhwGEk8=
-github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
@@ -19,7 +18,6 @@ github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/gdamore/encoding v1.0.0/go.mod h1:alR0ol34c49FCSBLjhosxzcPHQbf2trDkoo5dl+VrEg=
 github.com/gdamore/tcell v1.3.0/go.mod h1:Hjvr+Ofd+gLglo7RYKxxnzCBmev3BzsS67MebKS4zMM=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/golang/protobuf v1.3.5/go.mod h1:6O5/vntMXwX2lRkT1hjjk0nAC1IDOTvTlVgjlRvqsdk=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
 github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
@@ -33,7 +31,7 @@ github.com/huandu/xstrings v1.3.1/go.mod h1:y5/lhBue+AyNmUVz9RLU9xbLR0o4KIIExikq
 github.com/imdario/mergo v0.3.11/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
 github.com/imdario/mergo v0.3.13 h1:lFzP57bqS/wsqKssCGmtLAb8A0wKjLGrve2q3PPVcBk=
 github.com/imdario/mergo v0.3.13/go.mod h1:4lJ1jqUDcsbIECGy0RUJAXNIhg+6ocWgb1ALK2O4oXg=
-github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
+github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/lucasb-eyer/go-colorful v1.0.2/go.mod h1:0MS4r+7BZKSJ5mw4/S5MPN+qHFF1fYclkSPilDOKW0s=
 github.com/lucasb-eyer/go-colorful v1.0.3/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
@@ -47,81 +45,73 @@ github.com/mitchellh/reflectwalk v1.0.0 h1:9D+8oIskB4VJBN5SFlmc27fSlIBZaov1Wpk/I
 github.com/mitchellh/reflectwalk v1.0.0/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw=
 github.com/numaproj/numaflow v0.8.0 h1:9xAO9RPuHbLwMol/qNwQ+tNm+cdFg6vLyojJcVegRvs=
 github.com/numaproj/numaflow v0.8.0/go.mod h1:gEIVBuSwoFEMpKPWgHW+kB5z9qflaclyY92oPyGgPU8=
-github.com/numaproj/numaflow-go v0.4.5 h1:t8oDmP32eABCGBXAOOXSGeTEPzX+gPW0plPoeMNvrcA=
-github.com/numaproj/numaflow-go v0.4.5/go.mod h1:6hl5mLd3BFDNJ4gJhrft9vuHHPaog68iog2KkibHnbo=
+github.com/numaproj/numaflow-go v0.5.0 h1:C49lgMyF7rNdywanzi4NLR+4yxjvDiOGj0IaH/yIF+w=
+github.com/numaproj/numaflow-go v0.5.0/go.mod h1:5zwvvREIbqaCPCKsNE1MVjVToD0kvkCh2Z90Izlhw5U=
 github.com/numaproj/numaflow-sinks/shared v0.0.0-20230302175848-bf7b9cf08aab h1:LOWwFwRwrgDhMiTN+gVBWqWF19bw7Xea8kwpaXwXNA0=
 github.com/numaproj/numaflow-sinks/shared v0.0.0-20230302175848-bf7b9cf08aab/go.mod h1:PCO+ujaf5fzWKU09FXtVCPfkdLC4ddysoo32j8y2crI=
-github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pmezard/go-difflib v0.0.0-20151028094244-d8ed2627bdf0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/prometheus/client_golang v1.14.0 h1:nJdhIvne2eSX/XRAFV9PcvFFRbrjbcTUj0VP62TMhnw=
-github.com/prometheus/client_golang v1.14.0/go.mod h1:8vpkKitgIVNcqrRBWh1C4TIUQgYNtG/XQE4E/Zae36Y=
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 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20200414173820-0848c9571904/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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 golang.org/x/sys v0.0.0-20200212091648-12a6c2dcc1e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
-google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+google.golang.org/protobuf v1.31.0 h1:g0LDEJHgrBl9N9r17Ru3sqWhkIx2NB67okBHPwC7hs8=
+google.golang.org/protobuf v1.31.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

prometheus-pusher/main.go

@@ -5,13 +5,13 @@ import (
  "encoding/json"
  "flag"
  "fmt"
+ "log"
  "os"
  "strconv"
  "strings"
  "time"
 
- sinksdk "github.com/numaproj/numaflow-go/pkg/sink"
- "github.com/numaproj/numaflow-go/pkg/sink/server"
+ sinksdk "github.com/numaproj/numaflow-go/pkg/sinker"
  numaflag "github.com/numaproj/numaflow-sinks/shared/flag"
  "github.com/numaproj/numaflow/pkg/shared/logging"
  "github.com/prometheus/client_golang/prometheus"
@@ -45,7 +45,6 @@ func (c *myCollector) Describe(ch chan<- *prometheus.Desc) {
 
 func (c *myCollector) Collect(ch chan<- prometheus.Metric) {
  var metric prometheus.Metric
-
  if c.ts.IsZero() {
  metric = prometheus.MustNewConstMetric(c.metric, c.metricType, c.value)
  } else {
@@ -68,6 +67,7 @@ func (p *prometheusSink) push(msgPayloads []Payload) error {
  metric: prometheus.NewDesc(payload.Name, "", nil, nil),
  metricType: prometheus.GaugeValue,
  value: payload.Value,
+ ts: time.UnixMilli(payload.TimestampMs),
  })
 
  for key, value := range payload.Labels {
@@ -91,7 +91,7 @@ func (p *prometheusSink) push(msgPayloads []Payload) error {
  return nil
 }
 
-func (p *prometheusSink) handle(ctx context.Context, datumStreamCh <-chan sinksdk.Datum) sinksdk.Responses {
+func (p *prometheusSink) Sink(ctx context.Context, datumStreamCh <-chan sinksdk.Datum) sinksdk.Responses {
  ok := sinksdk.ResponsesBuilder()
  failed := sinksdk.ResponsesBuilder()
  var payloads []string
@@ -179,5 +179,8 @@ func main() {
  go ps.metrics.startMetricServer(metricPort)
  ps.logger.Infof("Metrics publisher initialized with port=%d", metricPort)
 
- server.New().RegisterSinker(sinksdk.SinkFunc(ps.handle)).Start(context.Background())
+ err = sinksdk.NewServer(&prometheusSink{}).Start(context.Background())
+ if err != nil {
+ log.Panic("Failed to start sink function server: ", err)
+ }
 }