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addon.go
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addon.go
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package get
import (
"context"
"fmt"
"os"
awseks "github.com/aws/aws-sdk-go-v2/service/eks"
"github.com/kris-nova/logger"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/weaveworks/eksctl/pkg/actions/addon"
api "github.com/weaveworks/eksctl/pkg/apis/eksctl.io/v1alpha5"
"github.com/weaveworks/eksctl/pkg/ctl/cmdutils"
"github.com/weaveworks/eksctl/pkg/printers"
)
func getAddonCmd(cmd *cmdutils.Cmd) {
cmd.ClusterConfig = api.NewClusterConfig()
params := &getCmdParams{}
cmd.SetDescription(
"addon",
"Get an Addon",
"",
"addons",
)
var a api.Addon
cmd.FlagSetGroup.InFlagSet("Addon", func(fs *pflag.FlagSet) {
fs.StringVar(&a.Name, "name", "", "Addon name")
})
cmd.FlagSetGroup.InFlagSet("General", func(fs *pflag.FlagSet) {
cmdutils.AddClusterFlag(fs, cmd.ClusterConfig.Metadata)
cmdutils.AddRegionFlag(fs, &cmd.ProviderConfig)
cmdutils.AddConfigFileFlag(fs, &cmd.ClusterConfigFile)
cmdutils.AddCommonFlagsForGetCmd(fs, ¶ms.chunkSize, ¶ms.output)
cmdutils.AddTimeoutFlag(fs, &cmd.ProviderConfig.WaitTimeout)
})
cmdutils.AddCommonFlagsForAWS(cmd, &cmd.ProviderConfig, false)
cmd.CobraCommand.RunE = func(_ *cobra.Command, args []string) error {
cmd.NameArg = cmdutils.GetNameArg(args)
return getAddon(cmd, &a, params)
}
}
func getAddon(cmd *cmdutils.Cmd, a *api.Addon, params *getCmdParams) error {
if err := cmdutils.NewGetAddonsLoader(cmd).Load(); err != nil {
return err
}
if params.output != printers.TableType {
//log warnings and errors to stdout
logger.Writer = os.Stderr
}
ctx := context.Background()
clusterProvider, err := cmd.NewProviderForExistingCluster(ctx)
if err != nil {
return err
}
stackManager := clusterProvider.NewStackManager(cmd.ClusterConfig)
output, err := clusterProvider.AWSProvider.EKS().DescribeCluster(ctx, &awseks.DescribeClusterInput{
Name: &cmd.ClusterConfig.Metadata.Name,
})
if err != nil {
return fmt.Errorf("failed to fetch cluster %q version: %v", cmd.ClusterConfig.Metadata.Name, err)
}
logger.Info("Kubernetes version %q in use by cluster %q", *output.Cluster.Version, cmd.ClusterConfig.Metadata.Name)
cmd.ClusterConfig.Metadata.Version = *output.Cluster.Version
addonManager, err := addon.New(cmd.ClusterConfig, clusterProvider.AWSProvider.EKS(), stackManager, *cmd.ClusterConfig.IAM.WithOIDC, nil, nil)
if err != nil {
return err
}
var summaries []addon.Summary
if a.Name == "" {
summaries, err = addonManager.GetAll(ctx)
if err != nil {
return err
}
} else {
summary, err := addonManager.Get(ctx, a)
if err != nil {
return err
}
summaries = []addon.Summary{summary}
}
if len(summaries) > 0 {
logger.Info("to see issues for an addon run `eksctl get addon --name <addon-name> --cluster <cluster-name>`")
}
printer, err := printers.NewPrinter(params.output)
if err != nil {
return err
}
if params.output == printers.TableType {
addAddonSummaryTableColumns(printer.(*printers.TablePrinter))
}
if err := printer.PrintObjWithKind("addons", summaries, os.Stdout); err != nil {
return err
}
// if getting a particular addon, print the issue.
if a.Name != "" {
for _, issue := range summaries[0].Issues {
fmt.Printf("Issue: %+v\n", issue)
}
}
return nil
}
func addAddonSummaryTableColumns(printer *printers.TablePrinter) {
printer.AddColumn("NAME", func(s addon.Summary) string {
return s.Name
})
printer.AddColumn("VERSION", func(s addon.Summary) string {
return s.Version
})
printer.AddColumn("STATUS", func(s addon.Summary) string {
return s.Status
})
printer.AddColumn("ISSUES", func(s addon.Summary) int {
return len(s.Issues)
})
printer.AddColumn("IAMROLE", func(s addon.Summary) string {
return s.IAMRole
})
printer.AddColumn("UPDATE AVAILABLE", func(s addon.Summary) string {
return s.NewerVersion
})
printer.AddColumn("CONFIGURATION VALUES", func(s addon.Summary) string {
return s.ConfigurationValues
})
}