opentelemetry-otlp: upgrade to tonic 0.7 (open-telemetry#783)

Co-authored-by: Zhongyang Wu <[email protected]>

Author: benesch

examples/external-otlp-tonic-tokio/Cargo.toml

@@ -9,5 +9,5 @@ opentelemetry = { path = "../../opentelemetry", features = ["rt-tokio", "metrics
 opentelemetry-otlp = { path = "../../opentelemetry-otlp", features = ["tonic", "tls", "tls-roots"] }
 serde_json = "1.0"
 tokio = { version = "1.0", features = ["full"] }
-tonic = "0.6.2"
+tonic = "0.7.1"
 url = "2.2.0"

opentelemetry-otlp/Cargo.toml

@@ -39,8 +39,8 @@ opentelemetry = { version = "0.17", default-features = false, features = ["trace
 opentelemetry-http = { version = "0.6", path = "../opentelemetry-http", optional = true }
 protobuf = { version = "2.18", optional = true }
 
-prost = { version = "0.9", optional = true }
-tonic = { version = "0.6.2", optional = true }
+prost = { version = "0.10.1", optional = true }
+tonic = { version = "0.7.1", optional = true }
 tokio = { version = "1.0", features = ["sync", "rt"], optional = true }
 
 reqwest = { version = "0.11", optional = true, default-features = false }

opentelemetry-proto/Cargo.toml

@@ -47,8 +47,8 @@ build-client = []
 
 [dependencies]
 grpcio = { version = "0.9", optional = true }
-tonic = { version = "0.6.2", optional = true }
-prost = { version = "0.9", optional = true }
+tonic = { version = "0.7.1", optional = true }
+prost = { version = "0.10.1", optional = true }
 protobuf = { version = "2.18", optional = true } # todo: update to 3.0 so we have docs for generated types.
 opentelemetry = { version = "0.17", default-features = false, features = ["trace", "metrics"], path = "../opentelemetry" }
 futures = { version = "0.3", default-features = false, features = ["std"] }
@@ -61,5 +61,5 @@ protobuf-codegen = { version = "2.16" }
 protoc-grpcio = { version = "3.0" }
 
 [build-dependencies]
-tonic-build = { version = "0.6.2", optional = true }
-prost-build = { version = "0.9", optional = true }
+tonic-build = { version = "0.7.1", optional = true }
+prost-build = { version = "0.10.1", optional = true }

opentelemetry-proto/build.rs

@@ -11,7 +11,6 @@ fn main() -> Result<(), Error> {
     tonic_build::configure()
         .build_server(cfg!(feature = "build-server"))
         .build_client(cfg!(feature = "build-client"))
-        .format(false)
         .compile(
             &[
                 "src/proto/opentelemetry-proto/opentelemetry/proto/common/v1/common.proto",