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instance_pool_list.go
94 lines (77 loc) · 2.15 KB
/
instance_pool_list.go
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package cmd
import (
"fmt"
"os"
"strings"
exoapi "github.com/exoscale/egoscale/v2/api"
"github.com/spf13/cobra"
)
type instancePoolListItemOutput struct {
ID string `json:"id"`
Name string `json:"name"`
Zone string `json:"zone"`
Size int64 `json:"size"`
State string `json:"state"`
}
type instancePoolListOutput []instancePoolListItemOutput
func (o *instancePoolListOutput) toJSON() { outputJSON(o) }
func (o *instancePoolListOutput) toText() { outputText(o) }
func (o *instancePoolListOutput) toTable() { outputTable(o) }
var instancePoolListCmd = &cobra.Command{
Use: "list",
Short: "List Instance Pools",
Long: fmt.Sprintf(`This command lists Instance Pools.
Supported output template annotations: %s`,
strings.Join(outputterTemplateAnnotations(&instancePoolListItemOutput{}), ", ")),
Aliases: gListAlias,
RunE: func(cmd *cobra.Command, args []string) error {
zone, err := cmd.Flags().GetString("zone")
if err != nil {
return err
}
zone = strings.ToLower(zone)
return output(listInstancePools(zone), nil)
},
}
func listInstancePools(zone string) outputter {
var zones []string
if zone != "" {
zones = []string{zone}
} else {
zones = allZones
}
out := make(instancePoolListOutput, 0)
res := make(chan instancePoolListItemOutput)
defer close(res)
go func() {
for instancePool := range res {
out = append(out, instancePool)
}
}()
ctx := exoapi.WithEndpoint(gContext, exoapi.NewReqEndpoint(gCurrentAccount.Environment, zone))
err := forEachZone(zones, func(zone string) error {
list, err := cs.ListInstancePools(ctx, zone)
if err != nil {
return fmt.Errorf("unable to list Instance Pools in zone %s: %v", zone, err)
}
for _, i := range list {
res <- instancePoolListItemOutput{
ID: i.ID,
Name: i.Name,
Zone: zone,
Size: i.Size,
State: i.State,
}
}
return nil
})
if err != nil {
_, _ = fmt.Fprintf(os.Stderr,
"warning: errors during listing, results might be incomplete.\n%s\n", err) // nolint:golint
}
return &out
}
func init() {
instancePoolListCmd.Flags().StringP("zone", "z", "", "Zone to filter results to")
instancePoolCmd.AddCommand(instancePoolListCmd)
}