mirror of
https://github.com/edgelesssys/constellation.git
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122 lines
3.9 KiB
Go
122 lines
3.9 KiB
Go
/*
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Copyright (c) Edgeless Systems GmbH
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SPDX-License-Identifier: AGPL-3.0-only
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*/
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package cmd
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import (
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"errors"
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"fmt"
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"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
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"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
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"github.com/edgelesssys/constellation/v2/internal/config"
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"github.com/edgelesssys/constellation/v2/internal/file"
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"github.com/spf13/cobra"
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"github.com/spf13/pflag"
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)
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// newIAMCreateAWSCmd returns a new cobra.Command for the iam create aws command.
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func newIAMCreateAWSCmd() *cobra.Command {
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cmd := &cobra.Command{
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Use: "aws",
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Short: "Create IAM configuration on AWS for your Constellation cluster",
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Long: "Create IAM configuration on AWS for your Constellation cluster.",
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Args: cobra.ExactArgs(0),
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RunE: runIAMCreateAWS,
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}
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cmd.Flags().String("prefix", "", "name prefix for all resources (required)")
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must(cobra.MarkFlagRequired(cmd.Flags(), "prefix"))
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cmd.Flags().String("zone", "", "AWS availability zone the resources will be created in, e.g., us-east-2a (required)\n"+
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"See the Constellation docs for a list of currently supported regions.")
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must(cobra.MarkFlagRequired(cmd.Flags(), "zone"))
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return cmd
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}
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func runIAMCreateAWS(cmd *cobra.Command, _ []string) error {
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creator := &awsIAMCreator{}
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if err := creator.flags.parse(cmd.Flags()); err != nil {
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return err
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}
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return runIAMCreate(cmd, creator, cloudprovider.AWS)
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}
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// awsIAMCreateFlags contains the parsed flags of the iam create aws command.
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type awsIAMCreateFlags struct {
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prefix string
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region string
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zone string
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}
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func (f *awsIAMCreateFlags) parse(flags *pflag.FlagSet) error {
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var err error
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f.prefix, err = flags.GetString("prefix")
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if err != nil {
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return fmt.Errorf("getting 'prefix' flag: %w", err)
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}
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if len(f.prefix) > 36 {
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return errors.New("prefix must be 36 characters or less")
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}
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f.zone, err = flags.GetString("zone")
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if err != nil {
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return fmt.Errorf("getting 'zone' flag: %w", err)
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}
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if !config.ValidateAWSZone(f.zone) {
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return errors.New("invalid AWS zone. To find a valid zone, please refer to our docs and https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/using-regions-availability-zones.html#concepts-availability-zones")
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}
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// Infer region from zone.
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f.region = f.zone[:len(f.zone)-1]
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if !config.ValidateAWSRegion(f.region) {
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return fmt.Errorf("invalid AWS region: %s", f.region)
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}
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return nil
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}
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// awsIAMCreator implements the providerIAMCreator interface for AWS.
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type awsIAMCreator struct {
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flags awsIAMCreateFlags
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}
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func (c *awsIAMCreator) getIAMConfigOptions() *cloudcmd.IAMConfigOptions {
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return &cloudcmd.IAMConfigOptions{
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AWS: cloudcmd.AWSIAMConfig{
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Region: c.flags.region,
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Prefix: c.flags.prefix,
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},
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}
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}
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func (c *awsIAMCreator) printConfirmValues(cmd *cobra.Command) {
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cmd.Printf("Region:\t\t%s\n", c.flags.region)
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cmd.Printf("Name Prefix:\t%s\n\n", c.flags.prefix)
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}
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func (c *awsIAMCreator) printOutputValues(cmd *cobra.Command, iamFile cloudcmd.IAMOutput) {
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cmd.Printf("region:\t\t\t%s\n", c.flags.region)
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cmd.Printf("zone:\t\t\t%s\n", c.flags.zone)
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cmd.Printf("iamProfileControlPlane:\t%s\n", iamFile.AWSOutput.ControlPlaneInstanceProfile)
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cmd.Printf("iamProfileWorkerNodes:\t%s\n\n", iamFile.AWSOutput.WorkerNodeInstanceProfile)
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}
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func (c *awsIAMCreator) writeOutputValuesToConfig(conf *config.Config, iamFile cloudcmd.IAMOutput) {
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conf.Provider.AWS.Region = c.flags.region
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conf.Provider.AWS.Zone = c.flags.zone
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conf.Provider.AWS.IAMProfileControlPlane = iamFile.AWSOutput.ControlPlaneInstanceProfile
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conf.Provider.AWS.IAMProfileWorkerNodes = iamFile.AWSOutput.WorkerNodeInstanceProfile
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for groupName, group := range conf.NodeGroups {
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group.Zone = c.flags.zone
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conf.NodeGroups[groupName] = group
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}
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}
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func (c *awsIAMCreator) parseAndWriteIDFile(_ cloudcmd.IAMOutput, _ file.Handler) error {
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return nil
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}
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func (c *awsIAMCreator) validateConfigWithFlagCompatibility(conf config.Config) error {
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return validateConfigWithFlagCompatibility(cloudprovider.AWS, conf, c.flags.zone)
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}
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