grpc-tls-client: Add example grpc-tls-client

grpc-tls-client/.gitignore

@@ -0,0 +1,2 @@
+# Ignore binaries.
+grpc-tls-client

grpc-tls-client/README.md

@@ -0,0 +1,26 @@
+# gRPC TLS client
+
+An example gRPC client supporting various TLS connection modes and other dial
+options.
+
+## Build
+
+```
+go build
+```
+
+## Run
+
+```
+./grpc-tls-client <grpc_address> <tls_mode> [<http_username> <http_password> [<keepalive_time>]]
+```
+
+`tls_mode`:
+- `"off"`: Use non-encrypted connection
+- `"off-alt"`: Use non-encrypted connection (alternative)
+- `"insecure"`: Use TLS without certificate checks
+- `"ca"`: Use TLS with custom CA certificate file
+- `"system"`: Use TLS with system certificates and TLS v1.2
+- `"system-alt"`: Use TLS with system certificates (alternative)
+`username`, `password`: Use HTTP Basic authentication
+`keepalive_time`: Send keep-alive requests

grpc-tls-client/go.mod

@@ -0,0 +1,57 @@
+module grpc-tls-client
+
+go 1.18
+
+require (
+	github.com/oasisprotocol/oasis-core/go v0.2202.3
+	google.golang.org/grpc v1.49.0
+)
+
+require (
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/btcsuite/btcutil v1.0.3-0.20201208143702-a53e38424cce // indirect
+	github.com/cenkalti/backoff/v4 v4.1.3 // indirect
+	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	github.com/eapache/channels v1.1.0 // indirect
+	github.com/eapache/queue v1.1.0 // indirect
+	github.com/fsnotify/fsnotify v1.5.4 // indirect
+	github.com/fxamacker/cbor/v2 v2.4.0 // indirect
+	github.com/go-kit/log v0.2.1 // indirect
+	github.com/go-logfmt/logfmt v0.5.1 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/golang/snappy v0.0.4 // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/ipfs/go-log/v2 v2.5.1 // indirect
+	github.com/magiconair/properties v1.8.6 // indirect
+	github.com/mattn/go-isatty v0.0.16 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 // indirect
+	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/oasisprotocol/curve25519-voi v0.0.0-20220708102147-0a8a51822cae // indirect
+	github.com/pelletier/go-toml v1.9.5 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.5 // indirect
+	github.com/prometheus/client_golang v1.13.0 // indirect
+	github.com/prometheus/client_model v0.2.0 // indirect
+	github.com/prometheus/common v0.37.0 // indirect
+	github.com/prometheus/procfs v0.8.0 // indirect
+	github.com/spf13/afero v1.8.2 // indirect
+	github.com/spf13/cast v1.5.0 // indirect
+	github.com/spf13/jwalterweatherman v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/spf13/viper v1.13.0 // indirect
+	github.com/subosito/gotenv v1.4.1 // indirect
+	github.com/tendermint/tendermint v0.34.21 // indirect
+	github.com/x448/float16 v0.8.4 // indirect
+	go.uber.org/atomic v1.10.0 // indirect
+	go.uber.org/multierr v1.8.0 // indirect
+	go.uber.org/zap v1.23.0 // indirect
+	golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa // indirect
+	golang.org/x/net v0.0.0-20220920183852-bf014ff85ad5 // indirect
+	golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab // indirect
+	golang.org/x/text v0.4.0 // indirect
+	google.golang.org/genproto v0.0.0-20220725144611-272f38e5d71b // indirect
+	google.golang.org/grpc/security/advancedtls v0.0.0-20221004221323-12db695f1648 // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)