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virsh: expose change-protection during migration

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* tools/virsh.c (doMigrate): Add --change-protection flag.
* tools/virsh.pod (migrate): Document it.
This commit is contained in:
Eric Blake 2011-07-27 10:13:48 -06:00
parent 8d2319cb90
commit 0d0bf8507c
2 changed files with 12 additions and 3 deletions
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4
tools/virsh.c
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@ -4830,6 +4830,8 @@ static const vshCmdOptDef opts_migrate[] = {
{"suspend", VSH_OT_BOOL, 0, N_("do not restart the domain on the destination host")}, {"suspend", VSH_OT_BOOL, 0, N_("do not restart the domain on the destination host")},
{"copy-storage-all", VSH_OT_BOOL, 0, N_("migration with non-shared storage with full disk copy")}, {"copy-storage-all", VSH_OT_BOOL, 0, N_("migration with non-shared storage with full disk copy")},
{"copy-storage-inc", VSH_OT_BOOL, 0, N_("migration with non-shared storage with incremental copy (same base image shared between source and destination)")}, {"copy-storage-inc", VSH_OT_BOOL, 0, N_("migration with non-shared storage with incremental copy (same base image shared between source and destination)")},
{"change-protection", VSH_OT_BOOL, 0,
N_("prevent any configuration changes to domain until migration ends)")},
{"verbose", VSH_OT_BOOL, 0, N_("display the progress of migration")}, {"verbose", VSH_OT_BOOL, 0, N_("display the progress of migration")},
{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")}, {"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
{"desturi", VSH_OT_DATA, VSH_OFLAG_REQ, N_("connection URI of the destination host as seen from the client(normal migration) or source(p2p migration)")}, {"desturi", VSH_OT_DATA, VSH_OFLAG_REQ, N_("connection URI of the destination host as seen from the client(normal migration) or source(p2p migration)")},
@ -4906,6 +4908,8 @@ doMigrate (void *opaque)
if (vshCommandOptBool (cmd, "copy-storage-inc")) if (vshCommandOptBool (cmd, "copy-storage-inc"))
flags |= VIR_MIGRATE_NON_SHARED_INC; flags |= VIR_MIGRATE_NON_SHARED_INC;
if (vshCommandOptBool (cmd, "change-protection"))
flags |= VIR_MIGRATE_CHANGE_PROTECTION;
if (xmlfile && if (xmlfile &&
virFileReadAll(xmlfile, 8192, &xml) < 0) virFileReadAll(xmlfile, 8192, &xml) < 0)

11
tools/virsh.pod
View File

@ -564,8 +564,9 @@ type attribute for the <domain> element of XML.
=item B<migrate> [I<--live>] [I<--direct>] [I<--p2p> [I<--tunnelled>]] =item B<migrate> [I<--live>] [I<--direct>] [I<--p2p> [I<--tunnelled>]]
[I<--persistent>] [I<--undefinesource>] [I<--suspend>] [I<--copy-storage-all>] [I<--persistent>] [I<--undefinesource>] [I<--suspend>] [I<--copy-storage-all>]
[I<--copy-storage-inc>] [I<--verbose>] I<domain-id> I<desturi> [I<migrateuri>] [I<--copy-storage-inc>] [I<--change-protection>] [I<--verbose>]
[I<dname>] [I<--timeout> B<seconds>] [I<--xml> B<file>] I<domain-id> I<desturi> [I<migrateuri>] [I<dname>]
[I<--timeout> B<seconds>] [I<--xml> B<file>]
Migrate domain to another host. Add I<--live> for live migration; I<--p2p> Migrate domain to another host. Add I<--live> for live migration; I<--p2p>
for peer-2-peer migration; I<--direct> for direct migration; or I<--tunnelled> for peer-2-peer migration; I<--direct> for direct migration; or I<--tunnelled>
@ -575,7 +576,11 @@ and I<--suspend> leaves the domain paused on the destination host.
I<--copy-storage-all> indicates migration with non-shared storage with full I<--copy-storage-all> indicates migration with non-shared storage with full
disk copy, I<--copy-storage-inc> indicates migration with non-shared storage disk copy, I<--copy-storage-inc> indicates migration with non-shared storage
with incremental copy (same base image shared between source and destination). with incremental copy (same base image shared between source and destination).
I<--verbose> displays the progress of migration. I<--change-protection> enforces that no incompatible configuration changes
will be made to the domain while the migration is underway; this flag is
implicitly enabled when supported by the hypervisor, but can be explicitly
used to reject the migration if the hypervisor lacks change protection
support. I<--verbose> displays the progress of migration.
The I<desturi> is the connection URI of the destination host, and The I<desturi> is the connection URI of the destination host, and
I<migrateuri> is the migration URI, which usually can be omitted. I<migrateuri> is the migration URI, which usually can be omitted.