Files
opentf/internal/command/arguments/state_replace_provider.go

93 lines
3.4 KiB
Go

// Copyright (c) The OpenTofu Authors
// SPDX-License-Identifier: MPL-2.0
// Copyright (c) 2023 HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package arguments
import (
"github.com/opentofu/opentofu/internal/tfdiags"
)
// StateReplaceProvider represents the command-line arguments for the 'state replace-provider' command.
type StateReplaceProvider struct {
// RawSrcAddr represents a provider address that is requested by the user to be moved
RawSrcAddr string
// RawDestAddr represents a provider address that is requested by the user to be used to move the
// provider into
RawDestAddr string
// AutoApprove is an option that the user can configure to skip the confirmation step of the replacement
// process.
AutoApprove bool
// BackupPath can be used by the user to configure where to save the backup file of the state file
// before replacing the provider
BackupPath string
// StatePath represents the path of the state to be used for the replace operation.
StatePath string
// ViewOptions specifies which view options to use
ViewOptions ViewOptions
// Vars and Backend are the common extended flags
Vars *Vars
Backend Backend
}
// ParseReplaceProvider processes CLI arguments, returning a StateReplaceProvider value, a closer function, and errors.
// If errors are encountered, a StateReplaceProvider value is still returned representing
// the best effort interpretation of the arguments.
func ParseReplaceProvider(args []string) (*StateReplaceProvider, func(), tfdiags.Diagnostics) {
var diags tfdiags.Diagnostics
ret := &StateReplaceProvider{
Vars: &Vars{},
}
cmdFlags := extendedFlagSet("state replace-provider", nil, nil, ret.Vars)
ret.Backend.AddIgnoreRemoteVersionFlag(cmdFlags)
ret.Backend.AddStateFlags(cmdFlags)
cmdFlags.BoolVar(&ret.AutoApprove, "auto-approve", false, "skip interactive approval of replacements")
// NOTE: because the `-backup` flag needs a different default value than usual,
// we cannot use the [State] flags extension to register and parse these.
// Therefore, we need to have those flags redefined here.
// TODO meta-refactor: we might want to have a separate function on the [arguments.State] to register flags,
// where default value can be provided by the caller. This way we could still use those flags instead of redefining
// everything again.
cmdFlags.StringVar(&ret.BackupPath, "backup", "-", "backup-path")
cmdFlags.StringVar(&ret.StatePath, "state", "", "state-path")
ret.ViewOptions.AddFlags(cmdFlags, false)
if err := cmdFlags.Parse(args); err != nil {
diags = diags.Append(tfdiags.Sourceless(
tfdiags.Error,
"Error parsing command-line flags",
err.Error(),
))
}
args = cmdFlags.Args()
if len(args) != 2 {
diags = diags.Append(tfdiags.Sourceless(
tfdiags.Error,
"Invalid number of arguments",
"Exactly two arguments expected",
))
} else {
ret.RawSrcAddr = args[0]
ret.RawDestAddr = args[1]
}
closer, moreDiags := ret.ViewOptions.Parse()
diags = diags.Append(moreDiags)
// In OpenTofu, there is no way to run a command with `-json` flag and allow asking for user input in the same time.
// Therefore, the JSON view can used only when the `-auto-approve` is provided too.
if ret.ViewOptions.ViewType == ViewJSON && !ret.AutoApprove {
diags = diags.Append(tfdiags.Sourceless(
tfdiags.Error,
"Invalid usage",
"OpenTofu cannot ask user input when `-json` flag is used. Therefore, `-auto-approve` is required too",
))
}
return ret, closer, diags
}