mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-09-23 17:55:44 +00:00
115 lines
3.5 KiB
Go
115 lines
3.5 KiB
Go
package cmd
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import (
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"errors"
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"fmt"
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"strconv"
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"strings"
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"github.com/edgelesssys/constellation/cli/azure"
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"github.com/edgelesssys/constellation/cli/cloudprovider"
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"github.com/edgelesssys/constellation/cli/ec2"
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"github.com/edgelesssys/constellation/cli/gcp"
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"github.com/spf13/cobra"
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)
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// isIntArg checks if argument at position arg is an integer.
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func isIntArg(arg int) cobra.PositionalArgs {
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return func(cmd *cobra.Command, args []string) error {
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if _, err := strconv.Atoi(args[arg]); err != nil {
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return fmt.Errorf("argument %d must be an integer", arg)
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}
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return nil
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}
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}
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// isIntGreaterArg checks if argument at position arg is an integer and greater i.
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func isIntGreaterArg(arg int, i int) cobra.PositionalArgs {
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return cobra.MatchAll(isIntArg(arg), func(cmd *cobra.Command, args []string) error {
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if v, _ := strconv.Atoi(args[arg]); v <= i {
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return fmt.Errorf("argument %d must be greater %d, but it's %d", arg, i, v)
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}
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return nil
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})
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}
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// warnAWS warns that AWS isn't supported.
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func warnAWS(providerPos int) cobra.PositionalArgs {
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return func(cmd *cobra.Command, args []string) error {
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if cloudprovider.FromString(args[providerPos]) == cloudprovider.AWS {
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return errors.New("AWS isn't supported")
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}
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return nil
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}
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}
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// isIntGreaterZeroArg checks if argument at position arg is a positive non zero integer.
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func isIntGreaterZeroArg(arg int) cobra.PositionalArgs {
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return isIntGreaterArg(arg, 0)
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}
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// isEC2InstanceType checks if argument at position arg is a key in m.
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// The argument will always be converted to lower case letters.
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func isEC2InstanceType(arg int) cobra.PositionalArgs {
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return func(cmd *cobra.Command, args []string) error {
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if _, ok := ec2.InstanceTypes[strings.ToLower(args[arg])]; !ok {
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return fmt.Errorf("'%s' isn't an AWS EC2 instance type", args[arg])
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}
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return nil
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}
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}
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func isGCPInstanceType(arg int) cobra.PositionalArgs {
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return func(cmd *cobra.Command, args []string) error {
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for _, instanceType := range gcp.InstanceTypes {
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if args[arg] == instanceType {
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return nil
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}
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}
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return fmt.Errorf("argument %s isn't a valid GCP instance type", args[arg])
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}
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}
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func isAzureInstanceType(arg int) cobra.PositionalArgs {
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return func(cmd *cobra.Command, args []string) error {
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for _, instanceType := range azure.InstanceTypes {
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if args[arg] == instanceType {
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return nil
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}
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}
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return fmt.Errorf("argument %s isn't a valid Azure instance type", args[arg])
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}
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}
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// isInstanceTypeForProvider returns a argument validation function that checks if the argument
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// at position typePos is a valid instance type for the cloud provider string at position
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// providerPos.
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func isInstanceTypeForProvider(typePos, providerPos int) cobra.PositionalArgs {
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return func(cmd *cobra.Command, args []string) error {
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if len(args) < 2 {
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return fmt.Errorf("requires 2 arguments, but only %d are provided", len(args))
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}
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if len(args) <= typePos {
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return fmt.Errorf(
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"%d arguments provided, but index %d of typePos is out of bound",
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len(args), typePos,
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)
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}
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if len(args) <= providerPos {
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return fmt.Errorf(
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"%d arguments provided, but index %d of providerPos is out of bound",
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len(args), providerPos,
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)
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}
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switch cloudprovider.FromString(args[providerPos]) {
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case cloudprovider.GCP:
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return isGCPInstanceType(typePos)(cmd, args)
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case cloudprovider.Azure:
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return isAzureInstanceType(typePos)(cmd, args)
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default:
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return fmt.Errorf("argument %s isn't a valid cloud platform", args[providerPos])
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}
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}
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}
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