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Add interactive dialog in case active device auto-detection fails.

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This commit is contained in:
Ondrej Kozina
2019-05-22 12:49:38 +02:00
parent 09cb2d76ef
commit cfbef51d3d
1 changed files with 14 additions and 8 deletions
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22
src/cryptsetup.c
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@@ -2418,26 +2418,32 @@ static int auto_detect_active_name(struct crypt_device *cd, const char *data_dev
static int _get_device_active_name(struct crypt_device *cd, const char *data_device, char *buffer, size_t buffer_size)
{
char *msg;
int r;
r = auto_detect_active_name(cd, action_argv[0], buffer, buffer_size);
if (r > 0) {
if (*buffer == '\0') {
log_err("Device %s is in use.", data_device);
log_err(_("Device %s is still in use."), data_device);
return -EINVAL;
}
if (!opt_batch_mode)
log_std("Autodetected active dm device %s for data device %s.\n", buffer, data_device);
log_std(_("Auto-detected active dm device '%s' for data device %s.\n"), buffer, data_device);
}
if (r < 0) {
if (r == -ENOTBLK)
log_err("Device %s is not a block device.", data_device);
log_std(_("Device %s is not a block device.\n"), data_device);
else
log_err("Failed to auto-detect device %s holders.", data_device);
log_err("To run online LUKS2 reencryption activate the device manually first and\n"
"use --active-name parameter to identify the mapped device directly.");
/* TODO: prompth with "Do you want to contine with LUKS2 reencryption in offline mode?" */
return -EINVAL;
log_err(_("Failed to auto-detect device %s holders."), data_device);
r = asprintf(&msg, _("Unable to decide if device %s is activated or not.\n"
"Are you sure you want to proceed with reencryption in offline mode?\n"
"It may lead to data corruption if the device is actually activated.\n"
"To run reencryption in online mode, use --active-name parameter instead.\n"), data_device);
if (r < 0)
return -ENOMEM;
r = noDialog(msg, _("Operation aborted.\n")) ? 0 : -EINVAL;
free(msg);
}
return r;