refactor ClientWithURI; add SessionWithURI

client.go

@@ -1,50 +1,74 @@
 package dynamodb
 
+// Move this in to aaronland/go-aws-dynamodb
+
 import (
 	"context"
 	"fmt"
-	"github.com/aaronland/go-aws-session"
+	aa_session "github.com/aaronland/go-aws-session"
 	"github.com/aws/aws-sdk-go/aws"
 	aws_session "github.com/aws/aws-sdk-go/aws/session"
 	aws_dynamodb "github.com/aws/aws-sdk-go/service/dynamodb"
 	"net/url"
+	"os"
+	"strconv"
 )
 
-// 'awsdynamodb://findinaid?region=us-west-2&endpoint=http://localhost:8000&credentials=static:local:local:local'
-
-func NewClientWithURI(ctx context.Context, uri string) (*aws_dynamodb.DynamoDB, error) {
+func NewSessionWithURI(ctx context.Context, uri string) (*aws_session.Session, error) {
 
 	u, err := url.Parse(uri)
 
 	if err != nil {
-		return nil, fmt.Errorf("Failed to parse URI, %v", err)
+		return nil, fmt.Errorf("Failed to parse URI, %w", err)
 	}
 
-	// table_name := u.Host
-
 	q := u.Query()
+	region := q.Get("region")
+	credentials := q.Get("credentials")
+	local := q.Get("local")
 
-	// partition_key := q.Get("partition_key")
+	is_local := false
 
-	region := q.Get("region")
-	endpoint := q.Get("endpoint")
+	if local != "" {
 
-	credentials := q.Get("credentials")
+		l, err := strconv.ParseBool(local)
+
+		if err != nil {
+			return nil, fmt.Errorf("Failed to parse ?local parameter, %w", err)
+		}
 
-	cfg, err := session.NewConfigWithCredentialsAndRegion(credentials, region)
+		is_local = l
+	}
+
+	if is_local {
+		os.Setenv("AWS_ACCESS_KEY_ID", "DUMMYIDEXAMPLE")
+		os.Setenv("AWS_SECRET_ACCESS_KEY", "DUMMYEXAMPLEKEY")
+		credentials = "env:"
+		region = "us-east-1"
+	}
+
+	dsn := fmt.Sprintf("credentials=%s region=%s", credentials, region)
+
+	sess, err := aa_session.NewSessionWithDSN(dsn)
 
 	if err != nil {
-		return nil, fmt.Errorf("Failed to create new session for credentials '%s', %w", credentials, err)
+		return nil, fmt.Errorf("Failed to create new session, %w", err)
 	}
 
-	if endpoint != "" {
-		cfg.Endpoint = aws.String(endpoint)
+	if is_local {
+		endpoint := "http://localhost:8000"
+		sess.Config.Endpoint = aws.String(endpoint)
 	}
 
-	sess, err := aws_session.NewSession(cfg)
+	return sess, nil
+}
+
+func NewClientWithURI(ctx context.Context, uri string) (*aws_dynamodb.DynamoDB, error) {
+
+	sess, err := NewSessionWithURI(ctx, uri)
 
 	if err != nil {
-		return nil, fmt.Errorf("Failed to create AWS session, %w", err)
+		return nil, fmt.Errorf("Failed to create session, %w", err)
 	}
 
 	client := aws_dynamodb.New(sess)

go.mod

@@ -4,7 +4,7 @@ go 1.18
 
 require (
 	github.com/aaronland/go-aws-session v0.0.6
-	github.com/aws/aws-sdk-go v1.44.94
+	github.com/aws/aws-sdk-go v1.44.134
 )
 
 require (

go.sum

@@ -3,8 +3,8 @@ github.com/aaronland/go-aws-session v0.0.6/go.mod h1:jflsOdd7QkD0ugdTEfU2UYpFjyt
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 github.com/aaronland/go-string v0.1.2/go.mod h1:2aMIWdTqk63jZsaLLy+p9dsB1MDRqx4sHYoLtkwyYUo=
 github.com/aws/aws-sdk-go v1.38.53/go.mod h1:hcU610XS61/+aQV88ixoOzUoG7v3b31pl2zKMmprdro=
-github.com/aws/aws-sdk-go v1.44.94 h1:hDqJSv03ZVvqT448gUE63JEIHKx++vKLoDkiZxbNmIk=
-github.com/aws/aws-sdk-go v1.44.94/go.mod h1:y4AeaBuwd2Lk+GepC1E9v0qOiTws0MIWAX4oIKwKHZo=
+github.com/aws/aws-sdk-go v1.44.134 h1:TzFxjVHPPsibtkD7y6KHI4V00rEKg4yzNlMNGy2ZHeg=
+github.com/aws/aws-sdk-go v1.44.134/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8Phjh7fkwI=
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@@ -15,21 +15,38 @@ github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINE
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+github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
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