forked from northwesternmutual/grammes
/
main.go
77 lines (64 loc) · 2.46 KB
/
main.go
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// Copyright (c) 2018 Northwestern Mutual.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package main
import (
"flag"
"go.uber.org/zap"
"github.com/brugnara/grammes"
"github.com/brugnara/grammes/examples/exampleutil"
t "github.com/brugnara/grammes/query/traversal"
)
var (
// addr is used for holding the connection IP address.
// for example this could be, "ws://127.0.0.1:8182"
addr string
)
func main() {
flag.StringVar(&addr, "h", "", "Connection IP")
flag.Parse()
logger := exampleutil.SetupLogger()
defer logger.Sync()
if addr == "" {
logger.Fatal("No host address provided. Please run: go run main.go -h <host address>")
return
}
// Create a new Grammes client with a standard websocket.
client, err := grammes.DialWithWebSocket(addr)
if err != nil {
logger.Fatal("Couldn't create client", zap.Error(err))
}
defer client.DropAll()
g := grammes.Traversal()
// Execute the string query with the bindings to the gremlin server.
// Using the traversal.Custom type you can create bindings.
responses, err := client.ExecuteBoundQuery(g.AddV(t.Custom("x")),
map[string]string{"x": "testingvertex"},
map[string]string{},
)
if err != nil {
logger.Fatal("Error querying server", zap.Error(err))
}
// Log the response from the Gremlin server.
// This will end up being a raw JSON of a Vertex.
// Label should be 'testingvertex'
for _, res := range responses {
logger.Info("executed bound query", zap.ByteString("result", res))
}
}