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block: rip out all traces of password prompting

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Now that qcow & qcow2 are wired up to get encryption keys
via the QCryptoSecret object, nothing is relying on the
interactive prompting for passwords. All the code related
to password prompting can thus be ripped out.

Reviewed-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Message-id: 20170623162419.26068-17-berrange@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Daniel P. Berrange 2017-06-23 17:24:15 +01:00 • committed by Max Reitz
parent 23f831c331
commit 788cf9f8c8
10 changed files with 2 additions and 269 deletions
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68
monitor.c
View file

@ -4136,74 +4136,6 @@ void monitor_cleanup(void)
qemu_mutex_unlock(&monitor_lock);
}
static void bdrv_password_cb(void *opaque, const char *password,
void *readline_opaque)
{
Monitor *mon = opaque;
BlockDriverState *bs = readline_opaque;
int ret = 0;
Error *local_err = NULL;
bdrv_add_key(bs, password, &local_err);
if (local_err) {
error_report_err(local_err);
ret = -EPERM;
}
if (mon->password_completion_cb)
mon->password_completion_cb(mon->password_opaque, ret);
monitor_read_command(mon, 1);
}
int monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
BlockCompletionFunc *completion_cb,
void *opaque)
{
int err;
monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
bdrv_get_encrypted_filename(bs));
mon->password_completion_cb = completion_cb;
mon->password_opaque = opaque;
err = monitor_read_password(mon, bdrv_password_cb, bs);
if (err && completion_cb)
completion_cb(opaque, err);
return err;
}
int monitor_read_block_device_key(Monitor *mon, const char *device,
BlockCompletionFunc *completion_cb,
void *opaque)
{
Error *err = NULL;
BlockBackend *blk;
blk = blk_by_name(device);
if (!blk) {
monitor_printf(mon, "Device not found %s\n", device);
return -1;
}
if (!blk_bs(blk)) {
monitor_printf(mon, "Device '%s' has no medium\n", device);
return -1;
}
bdrv_add_key(blk_bs(blk), NULL, &err);
if (err) {
error_free(err);
return monitor_read_bdrv_key_start(mon, blk_bs(blk), completion_cb, opaque);
}
if (completion_cb) {
completion_cb(opaque, 0);
}
return 0;
}
QemuOptsList qemu_mon_opts = {
.name = "mon",
.implied_opt_name = "chardev",