This is mainly for debugging purposes at the moment. Eventually I
hope all commands will gain this so that -N will be a global option.
In the meantime this new option is not documented and should be
regarded as unstable.
Signed-off-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
---
tools/libxl/xl_cmdimpl.c | 34 +++++++++++++++++++++++++++++++---
1 files changed, 31 insertions(+), 3 deletions(-)
diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index ccffd26..a8b3f9f 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -3930,13 +3930,25 @@ int main_networkdetach(int argc, char **argv)
int main_blockattach(int argc, char **argv)
{
- int opt;
+ int opt, dry_run = 0;
uint32_t fe_domid, be_domid = 0;
libxl_device_disk disk = { 0 };
XLU_Config *config = 0;
- if ((opt = def_getopt(argc, argv, "", "block-attach", 2)) != -1)
- return opt;
+ while ((opt = getopt(argc, argv, "Nh")) != -1) {
+ switch (opt) {
+ case 'N':
+ /* fixme this should become a global option eventually */
+ dry_run = 1;
+ break;
+ case 'h':
+ help("block-attach");
+ return 0;
+ default:
+ fprintf(stderr, "option `%c' not supported.\n", optopt);
+ break;
+ }
+ }
if ((argc-optind < 2)) {
help("block-attach");
return 2;
@@ -3953,6 +3965,22 @@ int main_blockattach(int argc, char **argv)
disk.backend_domid = be_domid;
+ if (dry_run) {
+ /* fixme: this should be generated from the idl */
+ /* fixme: enums (backend, format) should be converted to strings */
+ printf("disk.backend_domid = %"PRIx32"\n", disk.backend_domid);
+ printf("disk.pdev_path = %s\n", disk.pdev_path);
+ printf("disk.vdev = %s\n", disk.vdev);
+ printf("disk.backend = %d\n", disk.backend);
+ printf("disk.format = %d\n", disk.format);
+ printf("disk.script = %s\n", disk.script);
+ printf("disk.removable = %d\n", disk.removable);
+ printf("disk.readwrite = %d\n", disk.readwrite);
+ printf("disk.is_cdrom = %d\n", disk.is_cdrom);
+ if (ferror(stdout) || fflush(stdout)) { perror("stdout"); exit(-1); }
+ return 0;
+ }
+
if (libxl_device_disk_add(ctx, fe_domid, &disk)) {
fprintf(stderr, "libxl_device_disk_add failed.\n");
}
--
1.7.2.5
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