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#29 - implement support AWS provider for Cluster API
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,38 +1,167 @@ | ||
| package cmd | ||
|
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| import ( | ||
| "strings" | ||
| "os" | ||
| "path/filepath" | ||
|
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| "rmk/util" | ||
| corev1 "k8s.io/api/core/v1" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| v1 "k8s.io/client-go/applyconfigurations/core/v1" | ||
|
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| "rmk/providers/aws_provider" | ||
| ) | ||
|
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| const ( | ||
| awsFlagsCategory = "AWS authentication" | ||
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| awsIAMControllerCredentialsTemplate = `[default] | ||
| aws_access_key_id = {{ .AwsCredentialsProfile.AccessKeyID }} | ||
| aws_secret_access_key = {{ .AwsCredentialsProfile.SecretAccessKey }} | ||
| region = {{ .Region }} | ||
| {{- if .AwsCredentialsProfile.SessionToken }} | ||
| aws_session_token = {{ .AwsCredentialsProfile.SessionToken }} | ||
| {{- end }} | ||
| ` | ||
| awsIAMControllerSecret = "aws-iam-controller-secret" | ||
| awsClusterStaticIdentityName = "aws-cluster-identity" | ||
| awsClusterStaticIdentityNamespace = "capa-system" | ||
| awsClusterStaticIdentitySecret = "aws-cluster-identity-secret" | ||
| ) | ||
|
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| func (cc *ClusterCommands) getAWSEksKubeConfig() *util.SpecCMD { | ||
| return &util.SpecCMD{ | ||
| Envs: []string{ | ||
| "AWS_PROFILE=" + cc.Conf.Profile, | ||
| "AWS_CONFIG_FILE=" + strings.Join(cc.Conf.AWSSharedConfigFile(cc.Conf.Profile), ""), | ||
| "AWS_SHARED_CREDENTIALS_FILE=" + strings.Join(cc.Conf.AWSSharedCredentialsFile(cc.Conf.Profile), ""), | ||
| }, | ||
| Args: []string{"eks", "--region", | ||
| cc.Conf.Region, | ||
| "update-kubeconfig", | ||
| "--name", | ||
| cc.Conf.Name + "-eks", | ||
| "--profile", | ||
| cc.Conf.Profile, | ||
| var awsClusterStaticIdentitySecretType = corev1.SecretTypeOpaque | ||
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| type AWSClusterStaticIdentityConfig struct { | ||
| *AWSClusterStaticIdentity | ||
| *v1.SecretApplyConfiguration | ||
| AWSIAMControllerSecret *v1.SecretApplyConfiguration | ||
| ManifestFiles []string | ||
| ManifestFilesDir string | ||
| } | ||
|
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| type AWSClusterStaticIdentity struct { | ||
| metav1.TypeMeta `json:",inline"` | ||
| metav1.ObjectMeta `json:"metadata,omitempty"` | ||
|
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| Spec AWSClusterStaticIdentitySpec `json:"spec,omitempty"` | ||
| } | ||
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| type AWSClusterStaticIdentitySpec struct { | ||
| AllowedNamespaces struct { | ||
| NamespaceList []string `json:"list"` | ||
| Selector *metav1.LabelSelector `json:"selector,omitempty"` | ||
| } `json:"allowedNamespaces,omitempty"` | ||
| SecretRef string `json:"secretRef"` | ||
| } | ||
|
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| func NewAWSClusterStaticIdentityConfig(ac *aws_provider.AwsConfigure) *AWSClusterStaticIdentityConfig { | ||
| acic := &AWSClusterStaticIdentityConfig{ | ||
| AWSClusterStaticIdentity: &AWSClusterStaticIdentity{ | ||
| TypeMeta: metav1.TypeMeta{ | ||
| Kind: "AWSClusterStaticIdentity", | ||
| APIVersion: "infrastructure.cluster.x-k8s.io/v1beta2", | ||
| }, | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Name: awsClusterStaticIdentityName, | ||
| Namespace: awsClusterStaticIdentityNamespace, | ||
| Labels: map[string]string{"clusterctl.cluster.x-k8s.io/move-hierarchy": "true"}, | ||
| }, | ||
| Spec: AWSClusterStaticIdentitySpec{ | ||
| AllowedNamespaces: struct { | ||
| NamespaceList []string `json:"list"` | ||
| Selector *metav1.LabelSelector `json:"selector,omitempty"` | ||
| }(struct { | ||
| NamespaceList []string | ||
| Selector *metav1.LabelSelector | ||
| }{ | ||
| NamespaceList: []string{awsClusterStaticIdentityNamespace}, | ||
| }), | ||
| SecretRef: awsClusterStaticIdentitySecret, | ||
| }, | ||
| }, | ||
| Command: "aws", | ||
| Ctx: cc.Ctx.Context, | ||
| Dir: cc.WorkDir, | ||
| Debug: true, | ||
| AWSIAMControllerSecret: v1.Secret(awsIAMControllerSecret, awsClusterStaticIdentityNamespace), | ||
| SecretApplyConfiguration: v1.Secret(awsClusterStaticIdentitySecret, awsClusterStaticIdentityNamespace), | ||
| ManifestFilesDir: filepath.Join("/tmp", awsClusterStaticIdentityName), | ||
| } | ||
|
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| profile, err := ac.RenderAWSConfigProfile(awsIAMControllerCredentialsTemplate) | ||
| if err != nil { | ||
| return nil | ||
| } | ||
|
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| acic.AWSIAMControllerSecret.Type = &awsClusterStaticIdentitySecretType | ||
| acic.AWSIAMControllerSecret.Data = map[string][]byte{"credentials": profile} | ||
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| acic.SecretApplyConfiguration.Type = &awsClusterStaticIdentitySecretType | ||
| acic.SecretApplyConfiguration.Data = map[string][]byte{ | ||
| "AccessKeyID": []byte(ac.AwsCredentialsProfile.AccessKeyID), | ||
| "SecretAccessKey": []byte(ac.AwsCredentialsProfile.SecretAccessKey), | ||
| } | ||
|
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| if len(ac.AwsCredentialsProfile.SessionToken) > 0 { | ||
| acic.SecretApplyConfiguration.Data["SessionToken"] = []byte(ac.AwsCredentialsProfile.SessionToken) | ||
| } | ||
|
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| return acic | ||
| } | ||
|
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| func (acic *AWSClusterStaticIdentityConfig) createAWSClusterIdentityManifestFiles() error { | ||
| if err := os.MkdirAll(acic.ManifestFilesDir, 0775); err != nil { | ||
| return err | ||
| } | ||
|
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| fileCR, err := createManifestFile(acic.AWSClusterStaticIdentity, acic.ManifestFilesDir, awsClusterStaticIdentityName) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| acic.ManifestFiles = append(acic.ManifestFiles, fileCR) | ||
|
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| fileCRSecret, err := createManifestFile(acic.SecretApplyConfiguration, acic.ManifestFilesDir, awsClusterStaticIdentitySecret) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| acic.ManifestFiles = append(acic.ManifestFiles, fileCRSecret) | ||
|
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| fileIAMControllerSecret, err := createManifestFile(acic.AWSIAMControllerSecret, acic.ManifestFilesDir, awsIAMControllerSecret) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| acic.ManifestFiles = append(acic.ManifestFiles, fileIAMControllerSecret) | ||
|
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| return nil | ||
| } | ||
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| func (cc *ClusterCommands) applyAWSClusterIdentity() error { | ||
| var kubectlArgs = []string{"apply"} | ||
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| ac := aws_provider.NewAwsConfigure(cc.Ctx.Context, cc.Conf.Profile) | ||
| if err := ac.ReadAWSConfigProfile(); err != nil { | ||
| return err | ||
| } | ||
|
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| acic := NewAWSClusterStaticIdentityConfig(ac) | ||
| if err := acic.createAWSClusterIdentityManifestFiles(); err != nil { | ||
| return err | ||
| } | ||
|
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| for _, val := range acic.ManifestFiles { | ||
| kubectlArgs = append(kubectlArgs, "-f", val) | ||
| } | ||
|
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| cc.SpecCMD = cc.kubectl(kubectlArgs...) | ||
| if err := releaseRunner(cc).runCMD(); err != nil { | ||
| if err := os.RemoveAll(acic.ManifestFilesDir); err != nil { | ||
| return err | ||
| } | ||
|
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| return err | ||
| } | ||
|
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| return os.RemoveAll(acic.ManifestFilesDir) | ||
| } | ||
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| func (cc *ClusterCommands) awsClusterContext() error { | ||
| cc.SpecCMD = cc.getAWSEksKubeConfig() | ||
| return releaseRunner(cc).runCMD() | ||
| func (cc *ClusterCommands) AWSClusterContext() ([]byte, error) { | ||
| return aws_provider.NewAwsConfigure(cc.Ctx.Context, cc.Conf.Profile).GetAWSClusterContext(cc.Conf.Name) | ||
| } |
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