github.com/hazelops/ize@v1.1.12-0.20230915191306-97d7c0e48f11/internal/commands/aws_profile.go (about)

     1  package commands
     2  
     3  import (
     4  	"fmt"
     5  	"os"
     6  	"path/filepath"
     7  
     8  	"github.com/pterm/pterm"
     9  	"github.com/spf13/cobra"
    10  	"github.com/spf13/viper"
    11  )
    12  
    13  func NewCmdAWSProfile() *cobra.Command {
    14  	cmd := &cobra.Command{
    15  		Use:                   "aws-profile",
    16  		Short:                 "Configure aws profile",
    17  		DisableFlagsInUseLine: true,
    18  		Long:                  "Configure new aws profile from environment variables",
    19  		RunE: func(cmd *cobra.Command, args []string) error {
    20  			cmd.SilenceUsage = true
    21  
    22  			credentialsPath, err := ConfigureAwsProfile()
    23  			if err != nil {
    24  				return err
    25  			}
    26  
    27  			pterm.Success.Printfln("AWS profile `%s` added to %s", viper.GetString("AWS_PROFILE"), credentialsPath)
    28  
    29  			return nil
    30  		},
    31  	}
    32  
    33  	return cmd
    34  }
    35  
    36  func ConfigureAwsProfile() (string, error) {
    37  	homeDirPath, err := os.UserHomeDir()
    38  
    39  	aws := filepath.Join(homeDirPath, ".aws")
    40  	awsCredentialsPath := filepath.Join(aws, "credentials")
    41  
    42  	_, err = os.Stat(aws)
    43  	if os.IsNotExist(err) {
    44  		err := os.MkdirAll(aws, 0755)
    45  		if err != nil {
    46  			return "", err
    47  		}
    48  	}
    49  
    50  	var f *os.File
    51  
    52  	_, err = os.Stat(awsCredentialsPath)
    53  	if os.IsNotExist(err) {
    54  		f, err = os.OpenFile(awsCredentialsPath, os.O_RDWR|os.O_CREATE, 0600)
    55  		if err != nil {
    56  			return awsCredentialsPath, fmt.Errorf("can't open file: %w", err)
    57  		}
    58  	} else {
    59  		f, err = os.OpenFile(filepath.Join(awsCredentialsPath), os.O_RDWR|os.O_APPEND, 0600)
    60  		if err != nil {
    61  			return awsCredentialsPath, fmt.Errorf("can't open file: %w", err)
    62  		}
    63  	}
    64  
    65  	defer func() {
    66  		cerr := f.Close()
    67  		if err == nil {
    68  			err = cerr
    69  		}
    70  	}()
    71  
    72  	ak := os.Getenv("AWS_ACCESS_KEY_ID")
    73  	sk := os.Getenv("AWS_SECRET_ACCESS_KEY")
    74  	r := viper.GetString("AWS_REGION")
    75  	p := viper.GetString("AWS_PROFILE")
    76  	if ak == "" || sk == "" || r == "" || p == "" {
    77  		return awsCredentialsPath, fmt.Errorf("AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY, AWS_REGION, AWS_PROFILE must be set")
    78  	}
    79  
    80  	_, err = f.WriteString(fmt.Sprintf("[%v]\naws_access_key_id = %v\naws_secret_access_key = %v\nregion = %v\n\n", p, ak, sk, r))
    81  	if err != nil {
    82  		return awsCredentialsPath, fmt.Errorf("can't write to %s", filepath.Join(awsCredentialsPath))
    83  	}
    84  
    85  	return awsCredentialsPath, nil
    86  }