[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 3/3]xl: Add "xl rename" command
Hi Keir, Stefano, It's based on my previous 2 patchs: Add "xl domid" command / Add "xl domname" command ========================================================== Add "xl rename" command, a clone of "xm rename". Signed-off-by: Yang Hongyang <yanghy@xxxxxxxxxxxxxx> diff -r 357eab43f7ee -r 636a21458395 tools/libxl/xl_cmdimpl.c --- a/tools/libxl/xl_cmdimpl.c Fri May 07 20:06:28 2010 +0800 +++ b/tools/libxl/xl_cmdimpl.c Fri May 07 22:01:41 2010 +0800 @@ -1227,6 +1227,9 @@ } else if (!strcmp(command, "domname")) { printf("Usage: xl domname <DomainId>\n\n"); printf("Convert a domain id to domain name.\n"); + } else if (!strcmp(command, "rename")) { + printf("Usage: xl rename <Domain> <NewDomainName>\n\n"); + printf("Rename a domain.\n"); } } @@ -3024,3 +3027,45 @@ exit(0); } + +int main_rename(int argc, char **argv) +{ + int opt; + char *dom; + char *new_name; + xs_transaction_t t; + + while ((opt = getopt(argc, argv, "h")) != -1) { + switch (opt) { + case 'h': + help("rename"); + exit(0); + default: + fprintf(stderr, "option `%c' not supported.\n", opt); + break; + } + } + + dom = argv[optind++]; + if (!dom || !argv[optind]) { + fprintf(stderr, "'xl rename' requires 2 arguments.\n\n"); + help("rename"); + exit(1); + } + + find_domain(dom); + new_name = argv[optind]; + +retry_transaction: + t = xs_transaction_start(ctx.xsh); + if (libxl_domain_rename(&ctx, domid, common_domname, new_name, t)) { + fprintf(stderr, "Can't rename domain '%s'.\n", dom); + exit(1); + } + + if (!xs_transaction_end(ctx.xsh, t, 0)) + if (errno == EAGAIN) + goto retry_transaction; + + exit(0); +} diff -r 357eab43f7ee -r 636a21458395 tools/libxl/xl_cmdimpl.h --- a/tools/libxl/xl_cmdimpl.h Fri May 07 20:06:28 2010 +0800 +++ b/tools/libxl/xl_cmdimpl.h Fri May 07 22:01:41 2010 +0800 @@ -37,5 +37,6 @@ int main_sched_credit(int argc, char **argv); int main_domid(int argc, char **argv); int main_domname(int argc, char **argv); +int main_rename(int argc, char **argv); void help(char *command); diff -r 357eab43f7ee -r 636a21458395 tools/libxl/xl_cmdtable.c --- a/tools/libxl/xl_cmdtable.c Fri May 07 20:06:28 2010 +0800 +++ b/tools/libxl/xl_cmdtable.c Fri May 07 22:01:41 2010 +0800 @@ -38,6 +38,7 @@ { "sched-credit", &main_sched_credit, "get/set credit scheduler parameters" }, { "domid", &main_domid, "convert a domain name to domain id"}, { "domname", &main_domname, "convert a domain id to domain name"}, + { "rename", &main_rename, "rename a domain"}, }; int cmdtable_len = sizeof(cmd_table)/sizeof(struct cmd_spec); -- Regards Yang Hongyang _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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