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package cmd |
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import ( |
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"context" |
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"errors" |
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"fmt" |
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"log/slog" |
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"os" |
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"github.com/Permify/permify/pkg/telemetry" |
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"github.com/Permify/permify/pkg/telemetry/logexporters" |
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"github.com/Permify/sloggcp" |
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"github.com/agoda-com/opentelemetry-go/otelslog" |
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) |
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// HandlerFactory - Create log handler according to given params |
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func HandlerFactory(name string, endpoint string, insecure bool, urlpath string, headers map[string]string, protocol string, level slog.Leveler) (slog.Handler, error) { |
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switch name { |
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case "otlp", "otlp-http", "otlp-grpc": |
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return NewOTLPHandler(endpoint, insecure, urlpath, headers, protocol, level.Level()) |
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case "gcp": |
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return NewGCPHandler(headers, level) |
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default: |
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return nil, fmt.Errorf("%s log handler is unsupported", name) |
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} |
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} |
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func NewOTLPHandler(endpoint string, insecure bool, urlPath string, headers map[string]string, protocol string, level slog.Leveler) (slog.Handler, error) { |
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// Set up the OTLP exporter based on the protocol |
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exporter, err := logexporters.ExporterFactory("otlp", endpoint, insecure, urlPath, headers, protocol) |
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if err != nil { |
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return nil, errors.New("failed to create OTLP exporter") |
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} |
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// Initialize the OpenTelemetry handler with the exporter |
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lp := telemetry.NewLog(exporter) |
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otelHandler := otelslog.NewOtelHandler(lp, &otelslog.HandlerOptions{ |
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Level: level, |
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}) |
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// Shut down the exporter when needed |
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return otelHandler, nil |
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} |
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func NewGCPHandler(headers map[string]string, level slog.Leveler) (slog.Handler, error) { |
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// Retrieve Google Cloud credentials from headers |
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creds := headers["google-application-credentials"] |
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projectId := headers["google-cloud-project"] |
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if projectId == "" { |
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return nil, errors.New("missing GOOGLE_CLOUD_PROJECT in headers") |
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} |
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// Set credentials for Google Cloud access |
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if creds != "" { |
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os.Setenv("GOOGLE_APPLICATION_CREDENTIALS", creds) |
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} |
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// Initialize GCP-specific log handler |
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logName := "permify" |
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gcpHandler := sloggcp.NewGoogleCloudSlogHandler(context.Background(), projectId, logName, &slog.HandlerOptions{ |
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Level: level, |
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}) |
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return gcpHandler, nil |
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} |
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Permify /
permify
