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operator_raft_autopilot_set_config.go
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operator_raft_autopilot_set_config.go
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// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package command
import (
"fmt"
"strings"
"time"
"github.com/mitchellh/cli"
"github.com/posener/complete"
)
var (
_ cli.Command = (*OperatorRaftAutopilotSetConfigCommand)(nil)
_ cli.CommandAutocomplete = (*OperatorRaftAutopilotSetConfigCommand)(nil)
)
type OperatorRaftAutopilotSetConfigCommand struct {
*BaseCommand
flagCleanupDeadServers BoolPtr
flagLastContactThreshold time.Duration
flagDeadServerLastContactThreshold time.Duration
flagMaxTrailingLogs uint64
flagMinQuorum uint
flagServerStabilizationTime time.Duration
flagDisableUpgradeMigration BoolPtr
flagDRToken string
}
func (c *OperatorRaftAutopilotSetConfigCommand) Synopsis() string {
return "Modify the configuration of the autopilot subsystem under integrated storage"
}
func (c *OperatorRaftAutopilotSetConfigCommand) Help() string {
helpText := `
Usage: vault operator raft autopilot set-config [options]
Modify the configuration of the autopilot subsystem under integrated storage.
` + c.Flags().Help()
return strings.TrimSpace(helpText)
}
func (c *OperatorRaftAutopilotSetConfigCommand) Flags() *FlagSets {
set := c.flagSet(FlagSetHTTP | FlagSetOutputFormat)
f := set.NewFlagSet("Common Options")
f.BoolPtrVar(&BoolPtrVar{
Name: "cleanup-dead-servers",
Target: &c.flagCleanupDeadServers,
Usage: "Controls whether to remove dead servers from the Raft peer list periodically or when a new server joins.",
})
f.DurationVar(&DurationVar{
Name: "last-contact-threshold",
Target: &c.flagLastContactThreshold,
Usage: "Limit on the amount of time a server can go without leader contact before being considered unhealthy.",
})
f.DurationVar(&DurationVar{
Name: "dead-server-last-contact-threshold",
Target: &c.flagDeadServerLastContactThreshold,
Usage: "Limit on the amount of time a server can go without leader contact before being considered failed. This takes effect only when cleanup_dead_servers is set.",
})
f.Uint64Var(&Uint64Var{
Name: "max-trailing-logs",
Target: &c.flagMaxTrailingLogs,
Usage: "Amount of entries in the Raft Log that a server can be behind before being considered unhealthy.",
})
f.UintVar(&UintVar{
Name: "min-quorum",
Target: &c.flagMinQuorum,
Usage: "Minimum number of servers allowed in a cluster before autopilot can prune dead servers. This should at least be 3.",
})
f.DurationVar(&DurationVar{
Name: "server-stabilization-time",
Target: &c.flagServerStabilizationTime,
Usage: "Minimum amount of time a server must be in a stable, healthy state before it can be added to the cluster.",
})
f.BoolPtrVar(&BoolPtrVar{
Name: "disable-upgrade-migration",
Target: &c.flagDisableUpgradeMigration,
Usage: "Whether or not to perform automated version upgrades.",
})
f.StringVar(&StringVar{
Name: "dr-token",
Target: &c.flagDRToken,
Default: "",
EnvVar: "",
Completion: complete.PredictAnything,
Usage: "DR operation token used to authorize this request (if a DR secondary node).",
})
return set
}
func (c *OperatorRaftAutopilotSetConfigCommand) AutocompleteArgs() complete.Predictor {
return complete.PredictAnything
}
func (c *OperatorRaftAutopilotSetConfigCommand) AutocompleteFlags() complete.Flags {
return c.Flags().Completions()
}
func (c *OperatorRaftAutopilotSetConfigCommand) Run(args []string) int {
f := c.Flags()
if err := f.Parse(args); err != nil {
c.UI.Error(err.Error())
return 1
}
args = f.Args()
switch len(args) {
case 0:
default:
c.UI.Error(fmt.Sprintf("Incorrect arguments (expected 0, got %d)", len(args)))
return 1
}
client, err := c.Client()
if err != nil {
c.UI.Error(err.Error())
return 2
}
data := make(map[string]interface{})
if c.flagCleanupDeadServers.IsSet() {
data["cleanup_dead_servers"] = c.flagCleanupDeadServers.Get()
}
if c.flagMaxTrailingLogs > 0 {
data["max_trailing_logs"] = c.flagMaxTrailingLogs
}
if c.flagMinQuorum > 0 {
data["min_quorum"] = c.flagMinQuorum
}
if c.flagLastContactThreshold > 0 {
data["last_contact_threshold"] = c.flagLastContactThreshold.String()
}
if c.flagDeadServerLastContactThreshold > 0 {
data["dead_server_last_contact_threshold"] = c.flagDeadServerLastContactThreshold.String()
}
if c.flagServerStabilizationTime > 0 {
data["server_stabilization_time"] = c.flagServerStabilizationTime.String()
}
if c.flagDisableUpgradeMigration.IsSet() {
data["disable_upgrade_migration"] = c.flagDisableUpgradeMigration.Get()
}
if c.flagDRToken != "" {
client.SetToken(c.flagDRToken)
}
secret, err := client.Logical().Write("sys/storage/raft/autopilot/configuration", data)
if err != nil {
c.UI.Error(err.Error())
return 2
}
if secret == nil {
return 0
}
return OutputSecret(c.UI, secret)
}