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[e2e] Support to provide e2e testing configuration
Closes #641
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,160 @@ | ||
| // Copyright 2024 | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
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| package config | ||
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| import ( | ||
| "encoding/base64" | ||
| "errors" | ||
| "fmt" | ||
| "os" | ||
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| . "github.com/onsi/ginkgo/v2" | ||
| . "github.com/onsi/gomega" | ||
| "gopkg.in/yaml.v3" | ||
| ) | ||
|
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| type TestingProvider string | ||
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| const ( | ||
| envVarE2EConfig = "E2E_CONFIG_B64" | ||
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| TestingProviderAWS TestingProvider = "aws" | ||
| TestingProviderAzure TestingProvider = "azure" | ||
| TestingProviderVsphere TestingProvider = "vsphere" | ||
| ) | ||
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| var ( | ||
| Config TestingConfig | ||
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| defaultConfig = map[TestingProvider][]ProviderTestingConfig{ | ||
| TestingProviderAWS: {}, | ||
| TestingProviderAzure: {}, | ||
| TestingProviderVsphere: {}, | ||
| } | ||
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| defaultStandaloneTemplates = map[TestingProvider]string{ | ||
| TestingProviderAWS: "aws-standalone-cp-0-0-3", | ||
| TestingProviderAzure: "azure-standalone-cp-0-0-3", | ||
| TestingProviderVsphere: "vsphere-standalone-cp-0-0-3", | ||
| } | ||
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| defaultHostedTemplates = map[TestingProvider]string{ | ||
| TestingProviderAWS: "aws-hosted-cp-0-0-3", | ||
| TestingProviderAzure: "azure-hosted-cp-0-0-3", | ||
| TestingProviderVsphere: "vsphere-hosted-cp-0-0-3", | ||
| } | ||
| ) | ||
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| type TestingConfig = map[TestingProvider][]ProviderTestingConfig | ||
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| type ProviderTestingConfig struct { | ||
| // Standalone contains the testing configuration for the standalone cluster deployment. | ||
| Standalone *ClusterTestingConfig `yaml:"standalone,omitempty"` | ||
| // Standalone contains the testing configuration for the hosted cluster deployment. | ||
| Hosted *ClusterTestingConfig `yaml:"hosted,omitempty"` | ||
| } | ||
|
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| type ClusterTestingConfig struct { | ||
| // Name is the name of the managed cluster to deploy. Will be generated if unset. | ||
| // Name string `yaml:"name,omitempty"` | ||
| // Upgrade is a boolean parameter that specifies whether the managed cluster upgrade should be tested. | ||
| Upgrade bool `yaml:"upgrade,omitempty"` | ||
| // Template is the name of the template to use when deploying a managed cluster. | ||
| // If unset: | ||
| // * The latest available template will be chosen | ||
| // * If upgrade is triggered, the latest available template with available upgrades will be chosen. | ||
| Template string `yaml:"template,omitempty"` | ||
| // UpgradeTemplate specifies the name of the template to upgrade to. Ignored if upgrade is set to false. | ||
| // If unset, the latest template available for the upgrade will be chosen. | ||
| UpgradeTemplate string `yaml:"upgradeTemplate,omitempty"` | ||
| } | ||
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| func Parse() error { | ||
| decodedConfig, err := base64.StdEncoding.DecodeString(os.Getenv(envVarE2EConfig)) | ||
| if err != nil { | ||
| return err | ||
| } | ||
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| err = yaml.Unmarshal(decodedConfig, &Config) | ||
| if err != nil { | ||
| return err | ||
| } | ||
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| setDefaults() | ||
| _, _ = fmt.Fprintf(GinkgoWriter, "E2e testing configuration:\n%s\n", Show()) | ||
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| err = validate() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| } | ||
|
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| func setDefaults() { | ||
| if len(Config) == 0 { | ||
| Config = defaultConfig | ||
| } | ||
| for provider, configs := range Config { | ||
| if len(configs) == 0 { | ||
| Config[provider] = []ProviderTestingConfig{ | ||
| { | ||
| Standalone: &ClusterTestingConfig{}, | ||
| Hosted: &ClusterTestingConfig{}, | ||
| }, | ||
| } | ||
| } | ||
| for i := range Config[provider] { | ||
| if Config[provider][i].Standalone.isEmpty() { | ||
| Config[provider][i].Standalone.Template = defaultStandaloneTemplates[provider] | ||
| } | ||
| if Config[provider][i].Hosted.isEmpty() { | ||
| Config[provider][i].Hosted.Template = defaultHostedTemplates[provider] | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| func validate() error { | ||
| var errs error | ||
| for provider, providerConfigs := range Config { | ||
| for i, config := range providerConfigs { | ||
| if config.Standalone != nil && config.Standalone.Template == "" { | ||
| errs = errors.Join(errs, fmt.Errorf("standalone template for the %s cluster #%d is unset", provider, i)) | ||
| } | ||
| if config.Hosted != nil && config.Hosted.Template == "" { | ||
| errs = errors.Join(errs, fmt.Errorf("hosted template for the %s cluster #%d is unset", provider, i)) | ||
| } | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
|
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| func Show() string { | ||
| prettyConfig, err := yaml.Marshal(Config) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
|
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| return string(prettyConfig) | ||
| } | ||
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| func (c *ClusterTestingConfig) isEmpty() bool { | ||
| return c != nil && c.Template == "" && !c.Upgrade && c.UpgradeTemplate == "" | ||
| } | ||
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| func (c *ProviderTestingConfig) String() string { | ||
| prettyConfig, err := yaml.Marshal(c) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
|
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| return string(prettyConfig) | ||
| } |
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