feat: Google Cloud Pub/Sub Push receiver (#3087)

Author: mrsillydog

docs/receivers.md

@@ -34,6 +34,7 @@ Below is a list of supported receivers with links to their documentation pages.
 | Fluentd Forward Receiver                   | [fluentforwardreceiver](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/v0.143.0/receiver/fluentforwardreceiver/README.md)                   |
 | GitHub Receiver                            | [githubreceiver](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/v0.143.0/receiver/githubreceiver/README.md)                                 |
 | Google Cloud Pub/Sub Receiver              | [googlecloudpubsubreceiver](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/v0.143.0/receiver/googlecloudpubsubreceiver/README.md)           |
+| Google Cloud Pub/Sub Push Receiver              | [googlecloudpubsubpushreceiver](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/v0.143.0/receiver/googlecloudpubsubpushreceiver/README.md)           |
 | Google Cloud Spanner Receiver              | [googlecloudspannerreceiver](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/v0.143.0/receiver/googlecloudspannerreceiver/README.md)         |
 | Google Cloud Storage Rehydration Receiver  | [googlecloudstoragerehydrationreceiver](../receiver/googlecloudstoragerehydrationreceiver/README.md)                                                                |
 | HTTP Log Receiver                          | [httpreceiver](../receiver/httpreceiver/README.md)                                                                                                                  |

factories/receivers.go

@@ -56,6 +56,7 @@ import (
 	"github.com/open-telemetry/opentelemetry-collector-contrib/receiver/flinkmetricsreceiver"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/receiver/fluentforwardreceiver"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/receiver/githubreceiver"
+	"github.com/open-telemetry/opentelemetry-collector-contrib/receiver/googlecloudpubsubpushreceiver"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/receiver/googlecloudpubsubreceiver"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/receiver/googlecloudspannerreceiver"
 	"github.com/open-telemetry/opentelemetry-collector-contrib/receiver/hostmetricsreceiver"
@@ -139,6 +140,7 @@ var defaultReceivers = []receiver.Factory{
 	fluentforwardreceiver.NewFactory(),
 	githubreceiver.NewFactory(),
 	googlecloudpubsubreceiver.NewFactory(),
+	googlecloudpubsubpushreceiver.NewFactory(),
 	googlecloudspannerreceiver.NewFactory(),
 	googlecloudstoragerehydrationreceiver.NewFactory(),
 	hostmetricsreceiver.NewFactory(),

go.mod

@@ -229,6 +229,7 @@ require (
 	github.com/open-telemetry/opentelemetry-collector-contrib/processor/redactionprocessor v0.143.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/processor/unrollprocessor v0.143.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/receiver/githubreceiver v0.143.0
+	github.com/open-telemetry/opentelemetry-collector-contrib/receiver/googlecloudpubsubpushreceiver v0.143.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/receiver/libhoneyreceiver v0.143.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/receiver/netflowreceiver v0.143.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/receiver/otelarrowreceiver v0.143.0

go.sum

@@ -2366,6 +2366,8 @@ github.com/open-telemetry/opentelemetry-collector-contrib/receiver/fluentforward
 github.com/open-telemetry/opentelemetry-collector-contrib/receiver/fluentforwardreceiver v0.143.0/go.mod h1:sn7kFpXOyKNjkRkUC/G/jZxgdGHq3qJ+FrLgJ+ZQShU=
 github.com/open-telemetry/opentelemetry-collector-contrib/receiver/githubreceiver v0.143.0 h1:QiTw/YwnuhOTXIY1ie5v/tV1zu6jUlJJBMUu1omYL7U=
 github.com/open-telemetry/opentelemetry-collector-contrib/receiver/githubreceiver v0.143.0/go.mod h1:BgsLrVxWGkWaDtoRC4K6eOXrLWKTbkfGtwG/rAUyGVY=
+github.com/open-telemetry/opentelemetry-collector-contrib/receiver/googlecloudpubsubpushreceiver v0.143.0 h1:pCkUczR3Q9u39Tcz6KiZneNZQKJLjM1B26g15zjdmG4=
+github.com/open-telemetry/opentelemetry-collector-contrib/receiver/googlecloudpubsubpushreceiver v0.143.0/go.mod h1:giMu/+shPdcdjSpIvzWkVGDRWYGkAhUgwsGCOwu7Q1Y=
 github.com/open-telemetry/opentelemetry-collector-contrib/receiver/googlecloudpubsubreceiver v0.143.0 h1:1BqXoTekDleVflyJEBXM6TL6lEmD+t4+iDYc4H3w/Lc=
 github.com/open-telemetry/opentelemetry-collector-contrib/receiver/googlecloudpubsubreceiver v0.143.0/go.mod h1:8hh1Dp4+ncoUa6dIBpCuE0jwkqDJS2NdwoaihqBqN60=
 github.com/open-telemetry/opentelemetry-collector-contrib/receiver/googlecloudspannerreceiver v0.143.0 h1:EO1YzRFL9cniq+tUF/eDNMaG7/tYnw6uNMfLXm6jwXA=