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get_core_instance.go
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/
get_core_instance.go
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package coreinstance
import (
"encoding/json"
"fmt"
"strings"
"text/tabwriter"
"github.com/spf13/cobra"
"gopkg.in/yaml.v2"
cloud "github.com/calyptia/api/types"
"github.com/calyptia/cli/completer"
cfg "github.com/calyptia/cli/config"
"github.com/calyptia/cli/formatters"
)
func NewCmdGetCoreInstances(config *cfg.Config) *cobra.Command {
var last uint
var showIDs bool
var showMetadata bool
var environment string
var outputFormat, goTemplate string
completer := completer.Completer{Config: config}
cmd := &cobra.Command{
Use: "core_instances",
Aliases: []string{"instances", "core_instances"},
Short: "Display latest core instances from a project",
RunE: func(cmd *cobra.Command, args []string) error {
var environmentID string
if environment != "" {
var err error
environmentID, err = completer.LoadEnvironmentID(environment)
if err != nil {
return err
}
}
var params cloud.CoreInstancesParams
params.Last = &last
if environmentID != "" {
params.EnvironmentID = &environmentID
}
aa, err := config.Cloud.CoreInstances(config.Ctx, config.ProjectID, params)
if err != nil {
return fmt.Errorf("could not fetch your core instances: %w", err)
}
if strings.HasPrefix(outputFormat, "go-template") {
return formatters.ApplyGoTemplate(cmd.OutOrStdout(), outputFormat, goTemplate, aa.Items)
}
switch outputFormat {
case "table":
tw := tabwriter.NewWriter(cmd.OutOrStdout(), 0, 4, 1, ' ', 0)
if showIDs {
fmt.Fprint(tw, "ID\t")
}
fmt.Fprint(tw, "NAME\tVERSION\tENVIRONMENT\tPIPELINES\tTAGS\tSTATUS\tAGE")
if showMetadata {
fmt.Fprintln(tw, "\tMETADATA")
} else {
fmt.Fprintln(tw, "")
}
for _, a := range aa.Items {
if showIDs {
fmt.Fprintf(tw, "%s\t", a.ID)
}
fmt.Fprintf(tw, "%s\t%s\t%s\t%d\t%s\t%s\t%s", a.Name, a.Version, a.EnvironmentName, a.PipelinesCount, strings.Join(a.Tags, ","), a.Status, formatters.FmtTime(a.CreatedAt))
if showMetadata {
metadata, err := formatters.FilterOutEmptyMetadata(a.Metadata)
if err != nil {
continue
}
fmt.Fprintf(tw, "\t%s\n", string(metadata))
} else {
fmt.Fprintln(tw, "")
}
}
tw.Flush()
case "json":
return json.NewEncoder(cmd.OutOrStdout()).Encode(aa.Items)
case "yml", "yaml":
return yaml.NewEncoder(cmd.OutOrStdout()).Encode(aa.Items)
default:
return fmt.Errorf("unknown output format %q", outputFormat)
}
return nil
},
}
fs := cmd.Flags()
fs.UintVarP(&last, "last", "l", 0, "Last `N` core instances. 0 means no limit")
fs.BoolVar(&showIDs, "show-ids", false, "Include core instance IDs in table output")
fs.BoolVar(&showMetadata, "show-metadata", false, "Include core instance metadata in table output")
fs.StringVar(&environment, "environment", "", "Calyptia environment name.")
fs.StringVarP(&outputFormat, "output-format", "o", "table", "Output format. Allowed: table, json, yaml, go-template, go-template-file")
fs.StringVar(&goTemplate, "template", "", "Template string or path to use when -o=go-template, -o=go-template-file. The template format is golang templates\n[http://golang.org/pkg/text/template/#pkg-overview]")
_ = cmd.RegisterFlagCompletionFunc("environment", completer.CompleteEnvironments)
_ = cmd.RegisterFlagCompletionFunc("output-format", formatters.CompleteOutputFormat)
return cmd
}