consul/command/connect/ca/set/connect_ca_set.go

108 lines
2.6 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: BUSL-1.1
package set
import (
"encoding/json"
"flag"
"fmt"
"os"
"github.com/hashicorp/consul/api"
"github.com/hashicorp/consul/command/flags"
"github.com/mitchellh/cli"
)
func New(ui cli.Ui) *cmd {
c := &cmd{UI: ui}
c.init()
return c
}
type cmd struct {
UI cli.Ui
flags *flag.FlagSet
http *flags.HTTPFlags
help string
// flags
configFile flags.StringValue
forceWithoutCrossSigning bool
}
func (c *cmd) init() {
c.flags = flag.NewFlagSet("", flag.ContinueOnError)
c.flags.Var(&c.configFile, "config-file",
"The path to the config file to use.")
c.flags.BoolVar(&c.forceWithoutCrossSigning, "force-without-cross-signing", false,
"Indicates that the CA reconfiguration should go ahead even if the current "+
"CA is unable to cross sign certificates. This risks temporary connection "+
"failures during the rollout as new leafs will be rejected by proxies that "+
"have not yet observed the new root cert but is the only option if a CA that "+
"doesn't support cross signing needs to be reconfigured or mirated away from.")
c.http = &flags.HTTPFlags{}
flags.Merge(c.flags, c.http.ClientFlags())
flags.Merge(c.flags, c.http.ServerFlags())
c.help = flags.Usage(help, c.flags)
}
func (c *cmd) Run(args []string) int {
if err := c.flags.Parse(args); err != nil {
if err == flag.ErrHelp {
return 0
}
c.UI.Error(fmt.Sprintf("Failed to parse args: %v", err))
return 1
}
// Set up a client.
client, err := c.http.APIClient()
if err != nil {
c.UI.Error(fmt.Sprintf("Error initializing client: %s", err))
return 1
}
if c.configFile.String() == "" {
c.UI.Error("The -config-file flag is required")
return 1
}
bytes, err := os.ReadFile(c.configFile.String())
if err != nil {
c.UI.Error(fmt.Sprintf("Error reading config file: %s", err))
return 1
}
var config api.CAConfig
if err := json.Unmarshal(bytes, &config); err != nil {
c.UI.Error(fmt.Sprintf("Error parsing config file: %s", err))
return 1
}
config.ForceWithoutCrossSigning = c.forceWithoutCrossSigning
// Set the new configuration.
if _, err := client.Connect().CASetConfig(&config, nil); err != nil {
c.UI.Error(fmt.Sprintf("Error setting CA configuration: %s", err))
return 1
}
c.UI.Output("Configuration updated!")
return 0
}
func (c *cmd) Synopsis() string {
return synopsis
}
func (c *cmd) Help() string {
return c.help
}
const synopsis = "Modify the current Connect CA configuration"
const help = `
Usage: consul connect ca set-config [options]
Modifies the current Connect Certificate Authority (CA) configuration.
`