[Xen-devel] xl: Add subcommand "xl debug-keys"

[Yu Zhiguo <yuzg@xxxxxxxxxxxxxx>]

Can be used to send debug keys to Xen.

Signed-off-by: Yu Zhiguo <yuzg@xxxxxxxxxxxxxx>

diff -r baccadfd9418 -r 60150e519923 tools/libxl/libxl.c
--- a/tools/libxl/libxl.c       Fri May 14 08:05:05 2010 +0100
+++ b/tools/libxl/libxl.c       Thu May 20 01:39:03 2010 +0800
@@ -2807,6 +2807,15 @@
     return 0;
 }
 
+int libxl_send_debug_keys(struct libxl_ctx *ctx, char *keys)
+{
+    int rc;
+
+    rc = xc_send_debug_keys(ctx->xch, keys);
+
+    return rc;
+}
+
 uint32_t libxl_vm_get_start_time(struct libxl_ctx *ctx, uint32_t domid)
 {
     char *dompath = libxl_xs_get_dompath(ctx, domid);
diff -r baccadfd9418 -r 60150e519923 tools/libxl/libxl.h
--- a/tools/libxl/libxl.h       Fri May 14 08:05:05 2010 +0100
+++ b/tools/libxl/libxl.h       Thu May 20 01:39:03 2010 +0800
@@ -511,6 +511,7 @@
 int libxl_send_trigger(struct libxl_ctx *ctx, uint32_t domid,
                        char *trigger_name, uint32_t vcpuid);
 int libxl_send_sysrq(struct libxl_ctx *ctx, uint32_t domid, char sysrq);
+int libxl_send_debug_keys(struct libxl_ctx *ctx, char *keys);
 uint32_t libxl_vm_get_start_time(struct libxl_ctx *ctx, uint32_t domid);
 
 #endif /* LIBXL_H */
diff -r baccadfd9418 -r 60150e519923 tools/libxl/xl_cmdimpl.c
--- a/tools/libxl/xl_cmdimpl.c  Fri May 14 08:05:05 2010 +0100
+++ b/tools/libxl/xl_cmdimpl.c  Thu May 20 01:39:03 2010 +0800
@@ -3167,6 +3167,38 @@
     exit(0);
 }
 
+int main_debug_keys(int argc, char **argv)
+{
+    int opt = 0;
+    char *keys;
+    int rc;
+
+    while ((opt = getopt(argc, argv, "h")) != -1) {
+        switch (opt) {
+        case 'h':
+            help("debug-keys");
+            exit(0);
+        default:
+            fprintf(stderr, "option not supported\n");
+            break;
+        }
+    }
+    if (optind >= argc) {
+        help("debug-keys");
+        exit(2);
+    }
+
+    keys = argv[optind];
+
+    rc = libxl_send_debug_keys(&ctx, keys);
+    if (rc) {
+        fprintf(stderr, "cannot send debug keys: %s\n", keys);
+        exit(1);
+    }
+
+    exit(0);
+}
+
 int main_top(int argc, char **argv)
 {
     int opt;
diff -r baccadfd9418 -r 60150e519923 tools/libxl/xl_cmdimpl.h
--- a/tools/libxl/xl_cmdimpl.h  Fri May 14 08:05:05 2010 +0100
+++ b/tools/libxl/xl_cmdimpl.h  Thu May 20 01:39:03 2010 +0800
@@ -44,6 +44,7 @@
 int main_rename(int argc, char **argv);
 int main_trigger(int argc, char **argv);
 int main_sysrq(int argc, char **argv);
+int main_debug_keys(int argc, char **argv);
 int main_top(int argc, char **argv);
 int main_networkattach(int argc, char **argv);
 int main_networklist(int argc, char **argv);
diff -r baccadfd9418 -r 60150e519923 tools/libxl/xl_cmdtable.c
--- a/tools/libxl/xl_cmdtable.c Fri May 14 08:05:05 2010 +0100
+++ b/tools/libxl/xl_cmdtable.c Thu May 20 01:39:03 2010 +0800
@@ -182,6 +182,11 @@
       "Send a sysrq to a domain",
       "<Domain> <letter>",
     },
+    { "debug-keys",
+      &main_debug_keys,
+      "Send debug keys to Xen",
+      "<Keys>",
+    },
     { "top",
       &main_top,
       "Monitor a host and the domains in real time",


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