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// Package app contains all logic needed for communication and interaction with app. | ||
package app | ||
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import ( | ||
"context" | ||
"errors" | ||
"net/url" | ||
"strings" | ||
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"go.viam.com/utils/rpc" | ||
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"go.viam.com/rdk/logging" | ||
) | ||
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// ViamClient is a gRPC client for method calls to Viam app. | ||
type ViamClient struct { | ||
conn rpc.ClientConn | ||
} | ||
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// Options has the options necessary to connect through gRPC. | ||
type Options struct { | ||
baseURL string | ||
entity string | ||
credentials rpc.Credentials | ||
} | ||
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var dialDirectGRPC = rpc.DialDirectGRPC | ||
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// CreateViamClientWithOptions creates a ViamClient with an Options struct. | ||
func CreateViamClientWithOptions(ctx context.Context, options Options, logger logging.Logger) (*ViamClient, error) { | ||
if options.baseURL == "" { | ||
options.baseURL = "https://app.viam.com" | ||
} else if !strings.HasPrefix(options.baseURL, "http://") && !strings.HasPrefix(options.baseURL, "https://") { | ||
return nil, errors.New("use valid URL") | ||
} | ||
serviceHost, err := url.Parse(options.baseURL + ":443") | ||
if err != nil { | ||
return nil, err | ||
} | ||
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if options.credentials.Payload == "" || options.entity == "" { | ||
return nil, errors.New("entity and payload cannot be empty") | ||
} | ||
opts := rpc.WithEntityCredentials(options.entity, options.credentials) | ||
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conn, err := dialDirectGRPC(ctx, serviceHost.Host, logger, opts) | ||
if err != nil { | ||
return nil, err | ||
} | ||
return &ViamClient{conn: conn}, nil | ||
} | ||
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// CreateViamClientWithAPIKey creates a ViamClient with an API key. | ||
func CreateViamClientWithAPIKey( | ||
ctx context.Context, options Options, apiKey, apiKeyID string, logger logging.Logger, | ||
) (*ViamClient, error) { | ||
options.entity = apiKeyID | ||
options.credentials = rpc.Credentials{ | ||
Type: rpc.CredentialsTypeAPIKey, | ||
Payload: apiKey, | ||
} | ||
return CreateViamClientWithOptions(ctx, options, logger) | ||
} | ||
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// Close closes the gRPC connection. | ||
func (c *ViamClient) Close() error { | ||
return c.conn.Close() | ||
} |
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package app | ||
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import ( | ||
"context" | ||
"testing" | ||
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"github.com/viamrobotics/webrtc/v3" | ||
"go.viam.com/utils" | ||
"go.viam.com/utils/rpc" | ||
"google.golang.org/grpc" | ||
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"go.viam.com/rdk/logging" | ||
) | ||
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var ( | ||
logger = logging.NewLogger("test") | ||
defaultURL = "https://app.viam.com" | ||
testAPIKey = "abcdefghijklmnopqrstuv0123456789" | ||
testAPIKeyID = "abcd0123-ef45-gh67-ij89-klmnopqr01234567" | ||
) | ||
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type MockConn struct{} | ||
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func (m *MockConn) NewStream( | ||
ctx context.Context, | ||
desc *grpc.StreamDesc, | ||
method string, | ||
opts ...grpc.CallOption, | ||
) (grpc.ClientStream, error) { | ||
return nil, nil | ||
} | ||
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func (m *MockConn) Invoke(ctx context.Context, method string, args, reply any, opts ...grpc.CallOption) error { | ||
return nil | ||
} | ||
func (m *MockConn) PeerConn() *webrtc.PeerConnection { return nil } | ||
func (m *MockConn) Close() error { return nil } | ||
func mockDialDirectGRPC( | ||
ctx context.Context, | ||
address string, | ||
logger utils.ZapCompatibleLogger, | ||
opts ...rpc.DialOption, | ||
) (rpc.ClientConn, error) { | ||
return &MockConn{}, nil | ||
} | ||
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func TestCreateViamClientWithOptions(t *testing.T) { | ||
urlTests := []struct { | ||
name string | ||
baseURL string | ||
entity string | ||
payload string | ||
expectErr bool | ||
}{ | ||
{"Default URL", defaultURL, testAPIKeyID, testAPIKey, false}, | ||
{"Default URL", defaultURL, "", "", true}, | ||
{"Default URL", defaultURL, "", testAPIKey, true}, | ||
{"Default URL", defaultURL, testAPIKeyID, "", true}, | ||
{name: "No URL", entity: testAPIKey, payload: testAPIKey, expectErr: false}, | ||
{"Empty URL", "", testAPIKeyID, testAPIKey, false}, | ||
{"Valid URL", "https://test.com", testAPIKeyID, testAPIKey, false}, | ||
{"Invalid URL", "test", testAPIKey, testAPIKey, true}, | ||
} | ||
originalDialDirectGRPC := dialDirectGRPC | ||
dialDirectGRPC = mockDialDirectGRPC | ||
defer func() { dialDirectGRPC = originalDialDirectGRPC }() | ||
for _, tt := range urlTests { | ||
t.Run(tt.name, func(t *testing.T) { | ||
opts := Options{ | ||
baseURL: tt.baseURL, | ||
entity: tt.entity, | ||
credentials: rpc.Credentials{ | ||
Type: rpc.CredentialsTypeAPIKey, | ||
Payload: tt.payload, | ||
}, | ||
} | ||
client, err := CreateViamClientWithOptions(context.Background(), opts, logger) | ||
if (err != nil) != tt.expectErr { | ||
t.Errorf("Expected error: %v, got: %v", tt.expectErr, err) | ||
} | ||
if !tt.expectErr { | ||
if client == nil { | ||
t.Error("Expected a valid client, got nil") | ||
} else { | ||
client.Close() | ||
} | ||
} | ||
}) | ||
} | ||
} | ||
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func TestCreateViamClientWithAPIKeyTests(t *testing.T) { | ||
apiKeyTests := []struct { | ||
name string | ||
apiKey string | ||
apiKeyID string | ||
expectErr bool | ||
}{ | ||
{"Valid API Key", testAPIKey, testAPIKeyID, false}, | ||
{"Empty API Key", "", testAPIKeyID, true}, | ||
{"Empty API Key ID", testAPIKey, "", true}, | ||
} | ||
for _, tt := range apiKeyTests { | ||
t.Run(tt.name, func(t *testing.T) { | ||
client, err := CreateViamClientWithAPIKey(context.Background(), Options{}, tt.apiKey, tt.apiKeyID, logger) | ||
if (err != nil) != tt.expectErr { | ||
t.Errorf("Expected error: %v, got: %v", tt.expectErr, err) | ||
} | ||
if !tt.expectErr { | ||
if client == nil { | ||
t.Error("Expected a valid client, got nil") | ||
} else { | ||
client.Close() | ||
} | ||
} | ||
}) | ||
} | ||
} |
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