Allow passing more env to docker run when running evals

Signed-off-by: David Gageot <david.gageot@docker.com>

Author: dgageot

cmd/root/eval.go

@@ -43,6 +43,7 @@ func newEvalCmd() *cobra.Command {
 	cmd.Flags().StringSliceVar(&flags.Only, "only", nil, "Only run evaluations with file names matching these patterns (can be specified multiple times)")
 	cmd.Flags().StringVar(&flags.BaseImage, "base-image", "", "Custom base Docker image for running evaluations")
 	cmd.Flags().BoolVar(&flags.KeepContainers, "keep-containers", false, "Keep containers after evaluation (don't use --rm)")
+	cmd.Flags().StringSliceVarP(&flags.EnvVars, "env", "e", nil, "Environment variables to pass to container (KEY or KEY=VALUE)")
 
 	return cmd
 }

pkg/evaluation/eval.go

@@ -372,6 +372,18 @@ func (r *Runner) runCagentInContainer(ctx context.Context, imageID, question str
 		}
 	}
 
+	// Pass additional environment variables specified via -e flag
+	// Format: KEY or KEY=VALUE
+	for _, entry := range r.EnvVars {
+		if key, val, hasValue := strings.Cut(entry, "="); hasValue {
+			args = append(args, "-e", key)
+			env = append(env, key+"="+val)
+		} else if val, ok := r.runConfig.EnvProvider().Get(ctx, entry); ok {
+			args = append(args, "-e", entry)
+			env = append(env, entry+"="+val)
+		}
+	}
+
 	args = append(args, imageID, "/configs/"+agentFile, question)
 
 	cmd := exec.CommandContext(ctx, "docker", args...)

pkg/evaluation/types.go

@@ -120,6 +120,7 @@ type Config struct {
 	Only           []string // Only run evaluations matching these patterns
 	BaseImage      string   // Custom base Docker image for running evaluations
 	KeepContainers bool     // If true, don't remove containers after evaluation (skip --rm)
+	EnvVars        []string // Environment variables to pass: KEY (value from env) or KEY=VALUE (explicit)
 }
 
 // Session helper functions