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virsh: expose change-protection during migration
* tools/virsh.c (doMigrate): Add --change-protection flag. * tools/virsh.pod (migrate): Document it.
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@ -4830,6 +4830,8 @@ static const vshCmdOptDef opts_migrate[] = {
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{"suspend", VSH_OT_BOOL, 0, N_("do not restart the domain on the destination host")},
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{"copy-storage-all", VSH_OT_BOOL, 0, N_("migration with non-shared storage with full disk copy")},
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{"copy-storage-inc", VSH_OT_BOOL, 0, N_("migration with non-shared storage with incremental copy (same base image shared between source and destination)")},
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{"change-protection", VSH_OT_BOOL, 0,
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N_("prevent any configuration changes to domain until migration ends)")},
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{"verbose", VSH_OT_BOOL, 0, N_("display the progress of migration")},
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{"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
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{"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)")},
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@ -4906,6 +4908,8 @@ doMigrate (void *opaque)
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if (vshCommandOptBool (cmd, "copy-storage-inc"))
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flags |= VIR_MIGRATE_NON_SHARED_INC;
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if (vshCommandOptBool (cmd, "change-protection"))
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flags |= VIR_MIGRATE_CHANGE_PROTECTION;
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if (xmlfile &&
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virFileReadAll(xmlfile, 8192, &xml) < 0)
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@ -564,8 +564,9 @@ type attribute for the <domain> element of XML.
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=item B<migrate> [I<--live>] [I<--direct>] [I<--p2p> [I<--tunnelled>]]
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[I<--persistent>] [I<--undefinesource>] [I<--suspend>] [I<--copy-storage-all>]
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[I<--copy-storage-inc>] [I<--verbose>] I<domain-id> I<desturi> [I<migrateuri>]
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[I<dname>] [I<--timeout> B<seconds>] [I<--xml> B<file>]
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[I<--copy-storage-inc>] [I<--change-protection>] [I<--verbose>]
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I<domain-id> I<desturi> [I<migrateuri>] [I<dname>]
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[I<--timeout> B<seconds>] [I<--xml> B<file>]
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Migrate domain to another host. Add I<--live> for live migration; I<--p2p>
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for peer-2-peer migration; I<--direct> for direct migration; or I<--tunnelled>
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@ -575,7 +576,11 @@ and I<--suspend> leaves the domain paused on the destination host.
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I<--copy-storage-all> indicates migration with non-shared storage with full
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disk copy, I<--copy-storage-inc> indicates migration with non-shared storage
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with incremental copy (same base image shared between source and destination).
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I<--verbose> displays the progress of migration.
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I<--change-protection> enforces that no incompatible configuration changes
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will be made to the domain while the migration is underway; this flag is
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implicitly enabled when supported by the hypervisor, but can be explicitly
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used to reject the migration if the hypervisor lacks change protection
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support. I<--verbose> displays the progress of migration.
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The I<desturi> is the connection URI of the destination host, and
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I<migrateuri> is the migration URI, which usually can be omitted.
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