feat: validate base_url and token upfront (#553)

Author: jianyuan

internal/apiclient/api.yaml

@@ -6,6 +6,15 @@ servers:
   - url: https://sentry.io/api
 
 paths:
+  /0/internal/health/:
+    get:
+      summary: Health Check
+      operationId: healthCheck
+      responses:
+        "200":
+          description: OK
+        "401":
+          description: Unauthorized
   /0/organizations/{organization_id_or_slug}/:
     parameters:
       - $ref: "#/components/parameters/organization_id_or_slug"

internal/apiclient/apiclient.gen.go

@@ -3,6 +3,7 @@ package provider
 import (
 	"context"
 	"fmt"
+	"net/http"
 	"os"
 
 	"github.com/hashicorp/terraform-plugin-framework/datasource"
@@ -57,7 +58,6 @@ func (p *SentryProvider) Configure(ctx context.Context, req provider.ConfigureRe
 	var data SentryProviderModel
 
 	resp.Diagnostics.Append(req.Config.Get(ctx, &data)...)
-
 	if resp.Diagnostics.HasError() {
 		return
 	}
@@ -110,6 +110,21 @@ func (p *SentryProvider) Configure(ctx context.Context, req provider.ConfigureRe
 		return
 	}
 
+	httpResp, err := apiClient.HealthCheckWithResponse(ctx)
+	if err != nil {
+		resp.Diagnostics.AddError("failed to perform health check", err.Error())
+		return
+	} else if httpResp.StatusCode() == http.StatusNotFound {
+		resp.Diagnostics.AddError("failed to perform health check", "Sentry API is not available, please check the base URL")
+		return
+	} else if httpResp.StatusCode() == http.StatusUnauthorized {
+		resp.Diagnostics.AddError("failed to perform health check", "Sentry API is not available, Please check the authentication token")
+		return
+	} else if httpResp.StatusCode() != http.StatusOK {
+		resp.Diagnostics.AddError("failed to perform health check", fmt.Errorf("unexpected status code: %d", httpResp.StatusCode()).Error())
+		return
+	}
+
 	providerData := &providerdata.ProviderData{
 		Client:    client,
 		ApiClient: apiClient,

internal/provider/provider.go

@@ -2,11 +2,13 @@ package provider
 
 import (
 	"context"
+	"testing"
 
 	"github.com/hashicorp/terraform-plugin-framework/providerserver"
 	"github.com/hashicorp/terraform-plugin-go/tfprotov6"
 	"github.com/hashicorp/terraform-plugin-mux/tf5to6server"
 	"github.com/hashicorp/terraform-plugin-mux/tf6muxserver"
+	"github.com/hashicorp/terraform-plugin-testing/helper/resource"
 	"github.com/jianyuan/go-utils/must"
 	"github.com/jianyuan/terraform-provider-sentry/internal/acctest"
 	"github.com/jianyuan/terraform-provider-sentry/sentry"
@@ -40,3 +42,36 @@ var testAccProtoV6ProviderFactories = map[string]func() (tfprotov6.ProviderServe
 		return muxServer.ProviderServer(), nil
 	},
 }
+
+func TestAccProvider_validation(t *testing.T) {
+	resource.Test(t, resource.TestCase{
+		PreCheck:                 func() { acctest.PreCheck(t) },
+		ProtoV6ProviderFactories: testAccProtoV6ProviderFactories,
+		Steps: []resource.TestStep{
+			{
+				Config: `
+					provider "sentry" {
+						token = "invalid"
+					}
+
+					data "sentry_organization" "test" {
+						slug = "invalid"
+					}
+				`,
+				ExpectError: acctest.ExpectLiteralError("Sentry API is not available, Please check the authentication token"),
+			},
+			{
+				Config: `
+					provider "sentry" {
+						base_url = "https://github.com/jianyuan/terraform-provider-sentry"
+					}
+
+					data "sentry_organization" "test" {
+						slug = "invalid"
+					}
+				`,
+				ExpectError: acctest.ExpectLiteralError("Sentry API is not available, please check the base URL"),
+			},
+		},
+	})
+}