122 lines
4.0 KiB
Diff
122 lines
4.0 KiB
Diff
From 4812a358ff2d7442c33a517a6c80d7d3c301ec56 Mon Sep 17 00:00:00 2001
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From: "Daniel P. Berrange" <berrange@redhat.com>
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Date: Mon, 10 Sep 2012 12:11:31 +0100
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Subject: [PATCH] Don't require encryption password for 'qemu-img info'
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command
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The encryption password is only required if I/O is going to be
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performed on a disk image. The 'qemu-img info' command merely
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reports metadata, so it should not ask for a decryption password
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Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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(cherry picked from commit f0536bb848ad6eb2709a7dc675f261bd160c751b)
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Conflicts:
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qemu-img.c
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Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
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---
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qemu-img.c | 21 +++++++++++----------
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1 file changed, 11 insertions(+), 10 deletions(-)
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diff --git a/qemu-img.c b/qemu-img.c
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index b41e670..0d208e8 100644
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--- a/qemu-img.c
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+++ b/qemu-img.c
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@@ -221,7 +221,8 @@ static int print_block_option_help(const char *filename, const char *fmt)
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static BlockDriverState *bdrv_new_open(const char *filename,
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const char *fmt,
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- int flags)
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+ int flags,
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+ bool require_io)
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{
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BlockDriverState *bs;
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BlockDriver *drv;
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@@ -246,7 +247,7 @@ static BlockDriverState *bdrv_new_open(const char *filename,
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goto fail;
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}
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- if (bdrv_is_encrypted(bs)) {
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+ if (bdrv_is_encrypted(bs) && require_io) {
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printf("Disk image '%s' is encrypted.\n", filename);
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if (read_password(password, sizeof(password)) < 0) {
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error_report("No password given");
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@@ -413,7 +414,7 @@ static int img_check(int argc, char **argv)
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}
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filename = argv[optind++];
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- bs = bdrv_new_open(filename, fmt, flags);
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+ bs = bdrv_new_open(filename, fmt, flags, true);
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if (!bs) {
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return 1;
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}
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@@ -520,7 +521,7 @@ static int img_commit(int argc, char **argv)
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return -1;
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}
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- bs = bdrv_new_open(filename, fmt, flags);
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+ bs = bdrv_new_open(filename, fmt, flags, true);
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if (!bs) {
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return 1;
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}
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@@ -762,7 +763,7 @@ static int img_convert(int argc, char **argv)
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total_sectors = 0;
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for (bs_i = 0; bs_i < bs_n; bs_i++) {
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- bs[bs_i] = bdrv_new_open(argv[optind + bs_i], fmt, BDRV_O_FLAGS);
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+ bs[bs_i] = bdrv_new_open(argv[optind + bs_i], fmt, BDRV_O_FLAGS, true);
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if (!bs[bs_i]) {
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error_report("Could not open '%s'", argv[optind + bs_i]);
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ret = -1;
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@@ -881,7 +882,7 @@ static int img_convert(int argc, char **argv)
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return -1;
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}
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- out_bs = bdrv_new_open(out_filename, out_fmt, flags);
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+ out_bs = bdrv_new_open(out_filename, out_fmt, flags, true);
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if (!out_bs) {
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ret = -1;
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goto out;
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@@ -1135,7 +1136,7 @@ static int img_info(int argc, char **argv)
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}
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filename = argv[optind++];
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- bs = bdrv_new_open(filename, fmt, BDRV_O_FLAGS | BDRV_O_NO_BACKING);
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+ bs = bdrv_new_open(filename, fmt, BDRV_O_FLAGS | BDRV_O_NO_BACKING, false);
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if (!bs) {
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return 1;
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}
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@@ -1248,7 +1249,7 @@ static int img_snapshot(int argc, char **argv)
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filename = argv[optind++];
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/* Open the image */
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- bs = bdrv_new_open(filename, NULL, bdrv_oflags);
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+ bs = bdrv_new_open(filename, NULL, bdrv_oflags, true);
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if (!bs) {
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return 1;
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}
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@@ -1366,7 +1367,7 @@ static int img_rebase(int argc, char **argv)
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* Ignore the old backing file for unsafe rebase in case we want to correct
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* the reference to a renamed or moved backing file.
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*/
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- bs = bdrv_new_open(filename, fmt, flags);
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+ bs = bdrv_new_open(filename, fmt, flags, true);
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if (!bs) {
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return 1;
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}
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@@ -1639,7 +1640,7 @@ static int img_resize(int argc, char **argv)
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n = qemu_opt_get_size(param, BLOCK_OPT_SIZE, 0);
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qemu_opts_del(param);
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- bs = bdrv_new_open(filename, fmt, BDRV_O_FLAGS | BDRV_O_RDWR);
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+ bs = bdrv_new_open(filename, fmt, BDRV_O_FLAGS | BDRV_O_RDWR, true);
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if (!bs) {
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ret = -1;
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goto out;
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--
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1.7.12.1
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