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Scenario tests to cover gateways (#258)
* Gateway scenarios * Add comment
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| // Copyright (c) HashiCorp, Inc. | ||
| // SPDX-License-Identifier: MPL-2.0 | ||
|
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| package apigateway | ||
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| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "testing" | ||
|
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| "github.com/hashicorp/terraform-aws-consul-ecs/test/acceptance/examples/scenarios" | ||
| "github.com/hashicorp/terraform-aws-consul-ecs/test/acceptance/examples/scenarios/common" | ||
| "github.com/hashicorp/terraform-aws-consul-ecs/test/acceptance/framework/logger" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
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| type TFOutputs struct { | ||
| ConsulServerLBAddr string `json:"consul_server_lb_address"` | ||
| ConsulServerToken string `json:"consul_server_bootstrap_token"` | ||
| APIGatewayLBURL string `json:"api_gateway_lb_url"` | ||
| } | ||
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| func RegisterScenario(r scenarios.ScenarioRegistry) { | ||
| tfResourcesName := fmt.Sprintf("ecs-%s", common.GenerateRandomStr(6)) | ||
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| r.Register(scenarios.ScenarioRegistration{ | ||
| Name: "API_GATEWAY", | ||
| FolderName: "api-gateway", | ||
| TerraformInputVars: getTerraformVars(tfResourcesName), | ||
| Validate: validate(tfResourcesName), | ||
| }) | ||
| } | ||
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| func getTerraformVars(tfResName string) scenarios.TerraformInputVarsHook { | ||
| return func() (map[string]interface{}, error) { | ||
| vars := map[string]interface{}{ | ||
| "region": "us-east-1", | ||
| "name": tfResName, | ||
| } | ||
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| publicIP, err := common.GetPublicIP() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| vars["lb_ingress_ip"] = publicIP | ||
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| return vars, nil | ||
| } | ||
| } | ||
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| func validate(tfResName string) scenarios.ValidateHook { | ||
| return func(t *testing.T, data []byte) { | ||
| logger.Log(t, "Fetching required output terraform variables") | ||
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| var tfOutputs *TFOutputs | ||
| require.NoError(t, json.Unmarshal(data, &tfOutputs)) | ||
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| consulServerLBAddr := tfOutputs.ConsulServerLBAddr | ||
| apiGatewayLBURL := tfOutputs.APIGatewayLBURL | ||
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| logger.Log(t, "Setting up the Consul client") | ||
| consulClient, err := common.SetupConsulClient(t, consulServerLBAddr) | ||
| require.NoError(t, err) | ||
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| clientAppName := fmt.Sprintf("%s-example-client-app", tfResName) | ||
| serverAppName := fmt.Sprintf("%s-example-server-app", tfResName) | ||
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| consulClient.EnsureServiceReadiness(clientAppName, nil) | ||
| consulClient.EnsureServiceReadiness(serverAppName, nil) | ||
| consulClient.EnsureServiceReadiness(fmt.Sprintf("%s-api-gateway", tfResName), nil) | ||
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| // Perform assertions by hitting the gateway's LB | ||
| logger.Log(t, "calling API gateway's load balancer to see if the server app is reachable") | ||
| common.ValidateFakeServiceResponse(t, apiGatewayLBURL, serverAppName) | ||
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| // Test if the API gateway load balances requests | ||
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| // Append the path `/echo` to the LB's URL. | ||
| apiGatewayLBURL = fmt.Sprintf("%s/echo", apiGatewayLBURL) | ||
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| type echoServiceResp struct { | ||
| Service string `json:"service"` | ||
| } | ||
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| // We hit the API gateway's LB URL along with the `/echo` path for a finite number | ||
| // of times to check if the gateway performs weighted load balancing between | ||
| // the two replicas of the echo service. | ||
| svcMap := make(map[string]struct{}) | ||
| for i := 0; i <= 20; i++ { | ||
| resp, err := common.HTTPGet(apiGatewayLBURL) | ||
| require.NoError(t, err) | ||
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| var echoSvcResp *echoServiceResp | ||
| require.NoError(t, json.Unmarshal(resp, &echoSvcResp)) | ||
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| fmt.Println(echoSvcResp.Service) | ||
| svcMap[echoSvcResp.Service] = struct{}{} | ||
| } | ||
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| // Ensure that both the echo service's were hit | ||
| require.Len(t, svcMap, 2) | ||
| } | ||
| } |
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77 changes: 77 additions & 0 deletions
77
test/acceptance/examples/scenarios/terminating-gateway/main.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| // Copyright (c) HashiCorp, Inc. | ||
| // SPDX-License-Identifier: MPL-2.0 | ||
|
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| package terminatinggateway | ||
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| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "strings" | ||
| "testing" | ||
|
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| "github.com/hashicorp/terraform-aws-consul-ecs/test/acceptance/examples/scenarios" | ||
| "github.com/hashicorp/terraform-aws-consul-ecs/test/acceptance/examples/scenarios/common" | ||
| "github.com/hashicorp/terraform-aws-consul-ecs/test/acceptance/framework/logger" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
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| type TFOutputs struct { | ||
| ConsulServerLBAddr string `json:"consul_server_lb_address"` | ||
| ConsulServerToken string `json:"consul_server_bootstrap_token"` | ||
| MeshClientLBAddr string `json:"mesh_client_lb_address"` | ||
| } | ||
|
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| func RegisterScenario(r scenarios.ScenarioRegistry) { | ||
| tfResourcesName := fmt.Sprintf("ecs-%s", common.GenerateRandomStr(6)) | ||
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| r.Register(scenarios.ScenarioRegistration{ | ||
| Name: "TERMINATING_GATEWAY", | ||
| FolderName: "terminating-gateway", | ||
| TerraformInputVars: getTerraformVars(tfResourcesName), | ||
| Validate: validate(tfResourcesName), | ||
| }) | ||
| } | ||
|
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| func getTerraformVars(tfResName string) scenarios.TerraformInputVarsHook { | ||
| return func() (map[string]interface{}, error) { | ||
| vars := map[string]interface{}{ | ||
| "region": "us-east-2", | ||
| "name": tfResName, | ||
| } | ||
|
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| publicIP, err := common.GetPublicIP() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| vars["lb_ingress_ip"] = publicIP | ||
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| return vars, nil | ||
| } | ||
| } | ||
|
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| func validate(tfResName string) scenarios.ValidateHook { | ||
| return func(t *testing.T, data []byte) { | ||
| logger.Log(t, "Fetching required output terraform variables") | ||
|
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| var tfOutputs *TFOutputs | ||
| require.NoError(t, json.Unmarshal(data, &tfOutputs)) | ||
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| consulServerLBAddr := tfOutputs.ConsulServerLBAddr | ||
| meshClientLBAddr := tfOutputs.MeshClientLBAddr | ||
| meshClientLBAddr = strings.TrimSuffix(meshClientLBAddr, "/ui") | ||
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| logger.Log(t, "Setting up the Consul client") | ||
| consulClient, err := common.SetupConsulClient(t, consulServerLBAddr) | ||
| require.NoError(t, err) | ||
|
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| clientAppName := fmt.Sprintf("%s-example-client-app", tfResName) | ||
| serverAppName := fmt.Sprintf("%s-external-server-app", tfResName) | ||
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| consulClient.EnsureServiceReadiness(clientAppName, nil) | ||
| consulClient.EnsureServiceReadiness(serverAppName, nil) | ||
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| // Perform assertions by hitting the client app's LB | ||
| logger.Log(t, "calling client app's load balancer to see if the server app is reachable") | ||
| common.ValidateFakeServiceResponse(t, meshClientLBAddr, serverAppName) | ||
| } | ||
| } |