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Hamcha 3 years ago
commit
f87c2194c8
  1. 13
      README.md
  2. 60
      cmd/bacheca-moa/main.go
  3. 46
      cmd/bacheca-server/main.go
  4. 46
      cmd/bacheca-static/main.go
  5. 17
      endpoints.go
  6. 12
      go.mod
  7. 180
      go.sum
  8. 235
      proto/bacheca.pb.go
  9. 18
      proto/bacheca.proto
  10. 24
      service.go
  11. 79
      transport.go

13
README.md

@ -0,0 +1,13 @@
# bacheca
RSS/Atom feed generator with a simple REST API (and hopefully gRPC)
Written using go-kit and Moa but should work fine alone, given you have a good enough reverse proxy setup.
## Things to note
### Regenerate protobuf file
```sh
protoc --go_out=plugins=grpc:. bacheca.proto
```

60
cmd/bacheca-moa/main.go

@ -0,0 +1,60 @@
package main
import (
"flag"
"fmt"
"net/http"
"os"
"os/signal"
"syscall"
"git.fromouter.space/Artificiale/moa/sd"
"github.com/go-kit/kit/log"
svc "git.abbiamoundominio.org/hamcha/bacheca"
)
func main() {
httpPort := flag.Int("http.port", 8080, "HTTP listen port")
consulAddr := flag.String("consul.addr", "consul:8500", "Consul address")
flag.Parse()
var logger log.Logger
{
logger = log.NewLogfmtLogger(os.Stderr)
logger = log.With(logger, "ts", log.DefaultTimestampUTC)
logger = log.With(logger, "caller", log.DefaultCaller)
}
s := svc.MakeService()
handler := svc.MakeHTTPHandler(s, logger)
// Register with consul
registrar := sd.Register(*consulAddr, sd.Options{
Name: "bacheca",
Advertise: fmt.Sprintf("bacheca:%d", *httpPort),
Tags: []string{
"http", // Expose via HTTP
"match-path:events", // Publish at /events/*
"private", // All APIs are private..
"public:/feed", // ..except /feed
},
}, logger)
defer registrar.Deregister()
errs := make(chan error)
go func() {
c := make(chan os.Signal)
signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
errs <- fmt.Errorf("%s", <-c)
}()
go func() {
bind := fmt.Sprintf(":%d", *httpPort)
logger.Log("transport", "HTTP", "addr", bind)
errs <- http.ListenAndServe(bind, handler)
}()
logger.Log("exit", <-errs)
}

46
cmd/bacheca-server/main.go

@ -0,0 +1,46 @@
package main
import (
"flag"
"fmt"
"net/http"
"os"
"os/signal"
"syscall"
"github.com/go-kit/kit/log"
svc "git.abbiamoundominio.org/hamcha/bacheca"
)
func main() {
httpPort := flag.Int("http.port", 8080, "HTTP listen port")
flag.Parse()
var logger log.Logger
{
logger = log.NewLogfmtLogger(os.Stderr)
logger = log.With(logger, "ts", log.DefaultTimestampUTC)
logger = log.With(logger, "caller", log.DefaultCaller)
}
s := svc.MakeService()
handler := svc.MakeHTTPHandler(s, logger)
//TODO Add auth middleware
errs := make(chan error)
go func() {
c := make(chan os.Signal)
signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
errs <- fmt.Errorf("%s", <-c)
}()
go func() {
bind := fmt.Sprintf(":%d", *httpPort)
logger.Log("transport", "HTTP", "addr", bind)
errs <- http.ListenAndServe(bind, handler)
}()
logger.Log("exit", <-errs)
}

46
cmd/bacheca-static/main.go

@ -0,0 +1,46 @@
package main
import (
"context"
"flag"
"fmt"
"os"
"strings"
proto "git.abbiamoundominio.org/hamcha/bacheca/proto"
"github.com/go-kit/kit/log"
svc "git.abbiamoundominio.org/hamcha/bacheca"
)
func main() {
format := flag.String("fmt", "rss", "Feed format (rss, atom, json)")
flag.Parse()
ftype := strings.ToUpper(*format)
fid, ok := proto.GetFeedRequest_FeedType_value[ftype]
if !ok {
panic("invalid format (-fmt), check help for supported formats")
}
var logger log.Logger
{
logger = log.NewLogfmtLogger(os.Stderr)
logger = log.With(logger, "ts", log.DefaultTimestampUTC)
logger = log.With(logger, "caller", log.DefaultCaller)
}
s := svc.MakeService()
req := &proto.GetFeedRequest{
FeedType: proto.GetFeedRequest_FeedType(fid),
}
rsp := &proto.GetFeedResponse{}
err := s.GetFeed(context.Background(), req, rsp)
if err != nil {
panic(err)
}
fmt.Print(rsp.Data)
}

17
endpoints.go

@ -0,0 +1,17 @@
package bacheca
import (
"context"
proto "git.abbiamoundominio.org/hamcha/bacheca/proto"
"github.com/go-kit/kit/endpoint"
)
func getFeedEndpoint(svc Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(proto.GetFeedRequest)
rsp := proto.GetFeedResponse{}
err := svc.GetFeed(ctx, &req, &rsp)
return rsp, err
}
}

12
go.mod

@ -0,0 +1,12 @@
module git.abbiamoundominio.org/hamcha/bacheca
go 1.12
require (
git.fromouter.space/Artificiale/moa v0.0.1
git.fromouter.space/mcg/cardgage v0.0.5 // indirect
github.com/go-kit/kit v0.8.0
github.com/golang/protobuf v1.3.2
github.com/gorilla/mux v1.7.2
google.golang.org/grpc v1.22.0
)

180
go.sum

@ -0,0 +1,180 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
git.fromouter.space/Artificiale/moa v0.0.1-p2/go.mod h1:dHYul6vVMwDCzre18AFs6NmI22yeI7AE0iQC1jFEQi0=
git.fromouter.space/Artificiale/moa v0.0.1 h1:1mVML0v3Bh5Fya9dz7pKtlt7+Z6hRzXxmlY7sBvw0FI=
git.fromouter.space/Artificiale/moa v0.0.1/go.mod h1:dHYul6vVMwDCzre18AFs6NmI22yeI7AE0iQC1jFEQi0=
git.fromouter.space/mcg/cardgage v0.0.5 h1:aUTE1svuXK6osE7XsaVBOkr3Hl05gP8JrlXkx69QFBY=
git.fromouter.space/mcg/cardgage v0.0.5/go.mod h1:vCmJ9HRdRGSWg2YQW9oNG7geYACdgWYmzL+zZdrsYhQ=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/DataDog/datadog-go v2.2.0+incompatible/go.mod h1:LButxg5PwREeZtORoXG3tL4fMGNddJ+vMq1mwgfaqoQ=
github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da h1:8GUt8eRujhVEGZFFEjBj46YV4rDjvGrNxb0KMWYkL2I=
github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878 h1:EFSB7Zo9Eg91v7MJPVsifUysc/wPdN+NOnVe6bWbdBM=
github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878/go.mod h1:3AMJUQhVx52RsWOnlkpikZr01T/yAVN2gn0861vByNg=
github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
github.com/bitly/go-hostpool v0.0.0-20171023180738-a3a6125de932/go.mod h1:NOuUCSz6Q9T7+igc/hlvDOUdtWKryOrtFyIVABv/p7k=
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
github.com/cenkalti/backoff v2.0.0+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
github.com/circonus-labs/circonus-gometrics v2.3.1+incompatible/go.mod h1:nmEj6Dob7S7YxXgwXpfOuvO54S+tGdZdw9fuRZt25Ag=
github.com/circonus-labs/circonusllhist v0.1.3/go.mod h1:kMXHVDlOchFAehlya5ePtbp5jckzBHf4XRpQvBOLI+I=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/go-kit/kit v0.8.0 h1:Wz+5lgoB0kkuqLEc6NVmwRknTKP6dTGbSqvhZtBI/j0=
github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
github.com/go-logfmt/logfmt v0.4.0 h1:MP4Eh7ZCb31lleYCFuwm0oe4/YGak+5l1vA2NOE80nA=
github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
github.com/go-redis/redis v6.15.2+incompatible h1:9SpNVG76gr6InJGxoZ6IuuxaCOQwDAhzyXg+Bs+0Sb4=
github.com/go-redis/redis v6.15.2+incompatible/go.mod h1:NAIEuMOZ/fxfXJIrKDQDz8wamY7mA7PouImQ2Jvg6kA=
github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk=
github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.2 h1:6nsPYzhq5kReh6QImI3k5qWzO4PEbvbIW2cwSfR/6xs=
github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
github.com/gorilla/mux v1.7.2 h1:zoNxOV7WjqXptQOVngLmcSQgXmgk4NMz1HibBchjl/I=
github.com/gorilla/mux v1.7.2/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
github.com/gorilla/websocket v1.4.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
github.com/hailocab/go-hostpool v0.0.0-20160125115350-e80d13ce29ed/go.mod h1:tMWxXQ9wFIaZeTI9F+hmhFiGpFmhOHzyShyFUhRm0H4=
github.com/hashicorp/consul/api v1.1.0 h1:BNQPM9ytxj6jbjjdRPioQ94T6YXriSopn0i8COv6SRA=
github.com/hashicorp/consul/api v1.1.0/go.mod h1:VmuI/Lkw1nC05EYQWNKwWGbkg+FbDBtguAZLlVdkD9Q=
github.com/hashicorp/consul/sdk v0.1.1/go.mod h1:VKf9jXwCTEY1QZP2MOLRhb5i/I/ssyNV1vwHyQBF0x8=
github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
github.com/hashicorp/go-cleanhttp v0.5.0/go.mod h1:JpRdi6/HCYpAwUzNwuwqhbovhLtngrth3wmdIIUrZ80=
github.com/hashicorp/go-cleanhttp v0.5.1 h1:dH3aiDG9Jvb5r5+bYHsikaOUIpcM0xvgMXVoDkXMzJM=
github.com/hashicorp/go-cleanhttp v0.5.1/go.mod h1:JpRdi6/HCYpAwUzNwuwqhbovhLtngrth3wmdIIUrZ80=
github.com/hashicorp/go-immutable-radix v1.0.0 h1:AKDB1HM5PWEA7i4nhcpwOrO2byshxBjXVn/J/3+z5/0=
github.com/hashicorp/go-immutable-radix v1.0.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
github.com/hashicorp/go-immutable-radix v1.1.0 h1:vN9wG1D6KG6YHRTWr8512cxGOVgTMEfgEdSj/hr8MPc=
github.com/hashicorp/go-immutable-radix v1.1.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
github.com/hashicorp/go-msgpack v0.5.3/go.mod h1:ahLV/dePpqEmjfWmKiqvPkv/twdG7iPBM1vqhUKIvfM=
github.com/hashicorp/go-msgpack v0.5.5/go.mod h1:ahLV/dePpqEmjfWmKiqvPkv/twdG7iPBM1vqhUKIvfM=
github.com/hashicorp/go-multierror v1.0.0/go.mod h1:dHtQlpGsu+cZNNAkkCN/P3hoUDHhCYQXV3UM06sGGrk=
github.com/hashicorp/go-retryablehttp v0.5.3/go.mod h1:9B5zBasrRhHXnJnui7y6sL7es7NDiJgTc6Er0maI1Xs=
github.com/hashicorp/go-rootcerts v1.0.0 h1:Rqb66Oo1X/eSV1x66xbDccZjhJigjg0+e82kpwzSwCI=
github.com/hashicorp/go-rootcerts v1.0.0/go.mod h1:K6zTfqpRlCUIjkwsN4Z+hiSfzSTQa6eBIzfwKfwNnHU=
github.com/hashicorp/go-sockaddr v1.0.0/go.mod h1:7Xibr9yA9JjQq1JpNB2Vw7kxv8xerXegt+ozgdvDeDU=
github.com/hashicorp/go-sockaddr v1.0.2/go.mod h1:rB4wwRAUzs07qva3c5SdrY/NEtAUjGlgmH/UkBUC97A=
github.com/hashicorp/go-syslog v1.0.0/go.mod h1:qPfqrKkXGihmCqbJM2mZgkZGvKG1dFdvsLplgctolz4=
github.com/hashicorp/go-uuid v1.0.0/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/bN7x4byOro=
github.com/hashicorp/go-uuid v1.0.1/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/bN7x4byOro=
github.com/hashicorp/go.net v0.0.1/go.mod h1:hjKkEWcCURg++eb33jQU7oqQcI9XDCnUzHA0oac0k90=
github.com/hashicorp/golang-lru v0.5.0 h1:CL2msUPvZTLb5O648aiLNJw3hnBxN2+1Jq8rCOH9wdo=
github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
github.com/hashicorp/golang-lru v0.5.1 h1:0hERBMJE1eitiLkihrMvRVBYAkpHzc/J3QdDN+dAcgU=
github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
github.com/hashicorp/logutils v1.0.0/go.mod h1:QIAnNjmIWmVIIkWDTG1z5v++HQmx9WQRO+LraFDTW64=
github.com/hashicorp/mdns v1.0.0/go.mod h1:tL+uN++7HEJ6SQLQ2/p+z2pH24WQKWjBPkE0mNTz8vQ=
github.com/hashicorp/memberlist v0.1.3/go.mod h1:ajVTdAv/9Im8oMAAj5G31PhhMCZJV2pPBoIllUwCN7I=
github.com/hashicorp/memberlist v0.1.4/go.mod h1:ajVTdAv/9Im8oMAAj5G31PhhMCZJV2pPBoIllUwCN7I=
github.com/hashicorp/serf v0.8.2 h1:YZ7UKsJv+hKjqGVUUbtE3HNj79Eln2oQ75tniF6iPt0=
github.com/hashicorp/serf v0.8.2/go.mod h1:6hOLApaqBFA1NXqRQAsxw9QxuDEvNxSQRwA/JwenrHc=
github.com/hashicorp/serf v0.8.3 h1:MWYcmct5EtKz0efYooPcL0yNkem+7kWxqXDi/UIh+8k=
github.com/hashicorp/serf v0.8.3/go.mod h1:UpNcs7fFbpKIyZaUuSW6EPiH+eZC7OuyFD+wc1oal+k=
github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/konsorten/go-windows-terminal-sequences v1.0.2/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
github.com/mattn/go-isatty v0.0.3/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
github.com/miekg/dns v1.0.14/go.mod h1:W1PPwlIAgtquWBMBEV9nkV9Cazfe8ScdGz/Lj7v3Nrg=
github.com/miekg/dns v1.1.13/go.mod h1:W1PPwlIAgtquWBMBEV9nkV9Cazfe8ScdGz/Lj7v3Nrg=
github.com/minio/highwayhash v1.0.0 h1:iMSDhgUILCr0TNm8LWlSjF8N0ZIj2qbO8WHp6Q/J2BA=
github.com/minio/highwayhash v1.0.0/go.mod h1:xQboMTeM9nY9v/LlAOxFctujiv5+Aq2hR5dxBpaMbdc=
github.com/mitchellh/cli v1.0.0/go.mod h1:hNIlj7HEI86fIcpObd7a0FcrxTWetlwJDGcceTlRvqc=
github.com/mitchellh/go-homedir v1.0.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
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235
proto/bacheca.pb.go

@ -0,0 +1,235 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// source: bacheca.proto
package bacheca
import (
context "context"
fmt "fmt"
proto "github.com/golang/protobuf/proto"
grpc "google.golang.org/grpc"
codes "google.golang.org/grpc/codes"
status "google.golang.org/grpc/status"
math "math"
)
// Reference imports to suppress errors if they are not otherwise used.
var _ = proto.Marshal
var _ = fmt.Errorf
var _ = math.Inf
// This is a compile-time assertion to ensure that this generated file
// is compatible with the proto package it is being compiled against.
// A compilation error at this line likely means your copy of the
// proto package needs to be updated.
const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
type GetFeedRequest_FeedType int32
const (
GetFeedRequest_RSS GetFeedRequest_FeedType = 0
GetFeedRequest_ATOM GetFeedRequest_FeedType = 1
GetFeedRequest_JSON GetFeedRequest_FeedType = 2
)
var GetFeedRequest_FeedType_name = map[int32]string{
0: "RSS",
1: "ATOM",
2: "JSON",
}
var GetFeedRequest_FeedType_value = map[string]int32{
"RSS": 0,
"ATOM": 1,
"JSON": 2,
}
func (x GetFeedRequest_FeedType) String() string {
return proto.EnumName(GetFeedRequest_FeedType_name, int32(x))
}
func (GetFeedRequest_FeedType) EnumDescriptor() ([]byte, []int) {
return fileDescriptor_fb1fda27af5c282e, []int{0, 0}
}
type GetFeedRequest struct {
FeedType GetFeedRequest_FeedType `protobuf:"varint,1,opt,name=feedType,proto3,enum=GetFeedRequest_FeedType" json:"feedType,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *GetFeedRequest) Reset() { *m = GetFeedRequest{} }
func (m *GetFeedRequest) String() string { return proto.CompactTextString(m) }
func (*GetFeedRequest) ProtoMessage() {}
func (*GetFeedRequest) Descriptor() ([]byte, []int) {
return fileDescriptor_fb1fda27af5c282e, []int{0}
}
func (m *GetFeedRequest) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_GetFeedRequest.Unmarshal(m, b)
}
func (m *GetFeedRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_GetFeedRequest.Marshal(b, m, deterministic)
}
func (m *GetFeedRequest) XXX_Merge(src proto.Message) {
xxx_messageInfo_GetFeedRequest.Merge(m, src)
}
func (m *GetFeedRequest) XXX_Size() int {
return xxx_messageInfo_GetFeedRequest.Size(m)
}
func (m *GetFeedRequest) XXX_DiscardUnknown() {
xxx_messageInfo_GetFeedRequest.DiscardUnknown(m)
}
var xxx_messageInfo_GetFeedRequest proto.InternalMessageInfo
func (m *GetFeedRequest) GetFeedType() GetFeedRequest_FeedType {
if m != nil {
return m.FeedType
}
return GetFeedRequest_RSS
}
type GetFeedResponse struct {
Data string `protobuf:"bytes,1,opt,name=data,proto3" json:"data,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *GetFeedResponse) Reset() { *m = GetFeedResponse{} }
func (m *GetFeedResponse) String() string { return proto.CompactTextString(m) }
func (*GetFeedResponse) ProtoMessage() {}
func (*GetFeedResponse) Descriptor() ([]byte, []int) {
return fileDescriptor_fb1fda27af5c282e, []int{1}
}
func (m *GetFeedResponse) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_GetFeedResponse.Unmarshal(m, b)
}
func (m *GetFeedResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_GetFeedResponse.Marshal(b, m, deterministic)
}
func (m *GetFeedResponse) XXX_Merge(src proto.Message) {
xxx_messageInfo_GetFeedResponse.Merge(m, src)
}
func (m *GetFeedResponse) XXX_Size() int {
return xxx_messageInfo_GetFeedResponse.Size(m)
}
func (m *GetFeedResponse) XXX_DiscardUnknown() {
xxx_messageInfo_GetFeedResponse.DiscardUnknown(m)
}
var xxx_messageInfo_GetFeedResponse proto.InternalMessageInfo
func (m *GetFeedResponse) GetData() string {
if m != nil {
return m.Data
}
return ""
}
func init() {
proto.RegisterEnum("GetFeedRequest_FeedType", GetFeedRequest_FeedType_name, GetFeedRequest_FeedType_value)
proto.RegisterType((*GetFeedRequest)(nil), "GetFeedRequest")
proto.RegisterType((*GetFeedResponse)(nil), "GetFeedResponse")
}
func init() { proto.RegisterFile("bacheca.proto", fileDescriptor_fb1fda27af5c282e) }
var fileDescriptor_fb1fda27af5c282e = []byte{
// 178 bytes of a gzipped FileDescriptorProto
0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0xe2, 0x4d, 0x4a, 0x4c, 0xce,
0x48, 0x4d, 0x4e, 0xd4, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x57, 0xca, 0xe7, 0xe2, 0x73, 0x4f, 0x2d,
0x71, 0x4b, 0x4d, 0x4d, 0x09, 0x4a, 0x2d, 0x2c, 0x4d, 0x2d, 0x2e, 0x11, 0x32, 0xe1, 0xe2, 0x48,
0x4b, 0x4d, 0x4d, 0x09, 0xa9, 0x2c, 0x48, 0x95, 0x60, 0x54, 0x60, 0xd4, 0xe0, 0x33, 0x92, 0xd0,
0x43, 0x55, 0xa2, 0xe7, 0x06, 0x95, 0x0f, 0x82, 0xab, 0x54, 0x52, 0xe7, 0xe2, 0x80, 0x89, 0x0a,
0xb1, 0x73, 0x31, 0x07, 0x05, 0x07, 0x0b, 0x30, 0x08, 0x71, 0x70, 0xb1, 0x38, 0x86, 0xf8, 0xfb,
0x0a, 0x30, 0x82, 0x58, 0x5e, 0xc1, 0xfe, 0x7e, 0x02, 0x4c, 0x4a, 0xaa, 0x5c, 0xfc, 0x70, 0xd3,
0x8a, 0x0b, 0xf2, 0xf3, 0x8a, 0x53, 0x85, 0x84, 0xb8, 0x58, 0x52, 0x12, 0x4b, 0x12, 0xc1, 0xb6,
0x71, 0x06, 0x81, 0xd9, 0x46, 0xe6, 0x5c, 0xac, 0x3e, 0xf9, 0x49, 0x49, 0x95, 0x42, 0x7a, 0x5c,
0xec, 0x50, 0xf5, 0x42, 0xfc, 0x68, 0xee, 0x90, 0x12, 0xd0, 0x43, 0x33, 0x4a, 0x89, 0x21, 0x89,
0x0d, 0xec, 0x2f, 0x63, 0x40, 0x00, 0x00, 0x00, 0xff, 0xff, 0xaf, 0x00, 0x13, 0xe2, 0xe8, 0x00,
0x00, 0x00,
}
// Reference imports to suppress errors if they are not otherwise used.
var _ context.Context
var _ grpc.ClientConn
// This is a compile-time assertion to ensure that this generated file
// is compatible with the grpc package it is being compiled against.
const _ = grpc.SupportPackageIsVersion4
// LobbyClient is the client API for Lobby service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
type LobbyClient interface {
GetFeed(ctx context.Context, in *GetFeedRequest, opts ...grpc.CallOption) (*GetFeedResponse, error)
}
type lobbyClient struct {
cc *grpc.ClientConn
}
func NewLobbyClient(cc *grpc.ClientConn) LobbyClient {
return &lobbyClient{cc}
}
func (c *lobbyClient) GetFeed(ctx context.Context, in *GetFeedRequest, opts ...grpc.CallOption) (*GetFeedResponse, error) {
out := new(GetFeedResponse)
err := c.cc.Invoke(ctx, "/Lobby/GetFeed", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// LobbyServer is the server API for Lobby service.
type LobbyServer interface {
GetFeed(context.Context, *GetFeedRequest) (*GetFeedResponse, error)
}
// UnimplementedLobbyServer can be embedded to have forward compatible implementations.
type UnimplementedLobbyServer struct {
}
func (*UnimplementedLobbyServer) GetFeed(ctx context.Context, req *GetFeedRequest) (*GetFeedResponse, error) {
return nil, status.Errorf(codes.Unimplemented, "method GetFeed not implemented")
}
func RegisterLobbyServer(s *grpc.Server, srv LobbyServer) {
s.RegisterService(&_Lobby_serviceDesc, srv)
}
func _Lobby_GetFeed_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(GetFeedRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(LobbyServer).GetFeed(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/Lobby/GetFeed",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(LobbyServer).GetFeed(ctx, req.(*GetFeedRequest))
}
return interceptor(ctx, in, info, handler)
}
var _Lobby_serviceDesc = grpc.ServiceDesc{
ServiceName: "Lobby",
HandlerType: (*LobbyServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "GetFeed",
Handler: _Lobby_GetFeed_Handler,
},
},
Streams: []grpc.StreamDesc{},
Metadata: "bacheca.proto",
}

18
proto/bacheca.proto

@ -0,0 +1,18 @@
syntax = "proto3";
service Lobby {
rpc GetFeed(GetFeedRequest) returns (GetFeedResponse) {}
}
message GetFeedRequest {
enum FeedType {
RSS = 0;
ATOM = 1;
JSON = 2;
}
FeedType feedType = 1;
}
message GetFeedResponse {
string data = 1;
}

24
service.go

@ -0,0 +1,24 @@
package bacheca
import (
"context"
"errors"
proto "git.abbiamoundominio.org/hamcha/bacheca/proto"
)
// Service is the definition of the Bacheca service
type Service interface {
GetFeed(context.Context, *proto.GetFeedRequest, *proto.GetFeedResponse) error
}
type bachecaService struct {
}
func MakeService() Service {
return &bachecaService{}
}
func (b *bachecaService) GetFeed(ctx context.Context, req *proto.GetFeedRequest, rsp *proto.GetFeedResponse) error {
return errors.New("not implemented")
}

79
transport.go

@ -0,0 +1,79 @@
package bacheca
import (
"context"
"errors"
"fmt"
"net/http"
"strings"
proto "git.abbiamoundominio.org/hamcha/bacheca/proto"
"git.fromouter.space/Artificiale/moa/sd"
"github.com/go-kit/kit/log"
httptransport "github.com/go-kit/kit/transport/http"
"github.com/gorilla/mux"
)
// Request errors
var (
ErrInvalidFormat = errors.New("invalid format (use 'rss', 'atom', 'json')")
)
// MakeHTTPHandler makes the service available via HTTP
func MakeHTTPHandler(svc Service, logger log.Logger) http.Handler {
r := mux.NewRouter()
options := []httptransport.ServerOption{
httptransport.ServerErrorLogger(logger),
httptransport.ServerErrorEncoder(encodeError),
}
r.Methods("GET").Path("/feed").Handler(httptransport.NewServer(
getFeedEndpoint(svc),
decodeFeedRequest,
encodeFeedResponse,
options...,
))
sd.RegisterHealthHandler(r)
return r
}
func decodeFeedRequest(_ context.Context, r *http.Request) (interface{}, error) {
url := r.URL.Query()
request := proto.GetFeedRequest{
FeedType: proto.GetFeedRequest_RSS,
}
if typ := url.Get("type"); typ != "" {
ftype := strings.ToUpper(typ)
fid, ok := proto.GetFeedRequest_FeedType_value[ftype]
if !ok {
return nil, ErrInvalidFormat
}
request.FeedType = proto.GetFeedRequest_FeedType(fid)
}
return request, nil
}
func encodeFeedResponse(_ context.Context, w http.ResponseWriter, response interface{}) error {
resp := response.(proto.GetFeedResponse)
_, err := fmt.Fprint(w, resp.Data)
return err
}
func encodeError(_ context.Context, err error, w http.ResponseWriter) {
if err == nil {
panic("encodeError with nil error")
}
w.Header().Set("Content-Type", "application/json; charset=utf-8")
w.WriteHeader(codeFrom(err))
}
func codeFrom(err error) int {
switch err {
case ErrInvalidFormat:
return http.StatusBadRequest
default:
return http.StatusInternalServerError
}
}
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