[Xen-devel] [PATCH 6/6]xl: Add 'xl tmem-shared-auth' command

[Yang Hongyang <yanghy@xxxxxxxxxxxxxx>]

Add 'xl tmem-shared-auth' command

Signed-off-by: Yang Hongyang<yanghy@xxxxxxxxxxxxxx> 

diff -r d432ff60f69d tools/libxl/libxl.c
--- a/tools/libxl/libxl.c       Wed May 19 23:37:22 2010 +0800
+++ b/tools/libxl/libxl.c       Thu May 20 00:11:32 2010 +0800
@@ -2917,3 +2917,19 @@
 
     return rc;
 }
+
+int libxl_tmem_shared_auth(struct libxl_ctx *ctx, uint32_t domid,
+                           char* uuid, int auth)
+{
+    int rc;
+
+    rc = xc_tmem_auth(ctx->xch, domid, uuid, auth);
+    if (rc < 0) {
+        XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc,
+            "Can not set tmem shared auth");
+        return -1;
+    }
+
+    return rc;
+}
+
diff -r d432ff60f69d tools/libxl/libxl.h
--- a/tools/libxl/libxl.h       Wed May 19 23:37:22 2010 +0800
+++ b/tools/libxl/libxl.h       Thu May 20 00:11:32 2010 +0800
@@ -519,5 +519,7 @@
 int libxl_tmem_thaw(struct libxl_ctx *ctx, uint32_t domid);
 int libxl_tmem_set(struct libxl_ctx *ctx, uint32_t domid, char* name,
                    uint32_t set);
+int libxl_tmem_shared_auth(struct libxl_ctx *ctx, uint32_t domid, char* uuid,
+                           int auth);
 #endif /* LIBXL_H */
 
diff -r d432ff60f69d tools/libxl/xl_cmdimpl.c
--- a/tools/libxl/xl_cmdimpl.c  Wed May 19 23:37:22 2010 +0800
+++ b/tools/libxl/xl_cmdimpl.c  Thu May 20 00:11:32 2010 +0800
@@ -3883,3 +3883,63 @@
 
     exit(0);
 }
+
+int main_tmem_shared_auth(int argc, char **argv)
+{
+    char *autharg = NULL;
+    char *endptr = NULL;
+    char *dom = NULL;
+    char *uuid = NULL;
+    int auth = -1;
+    int all = 0;
+    int opt;
+
+    while ((opt = getopt(argc, argv, "au:A:h")) != -1) {
+        switch (opt) {
+        case 'a':
+            all = 1;
+            break;
+        case 'u':
+            uuid = optarg;
+            break;
+        case 'A':
+            autharg = optarg;
+            break;
+        case 'h':
+            help("tmem-shared-auth");
+            exit(0);
+        default:
+            fprintf(stderr, "option `%c' not supported.\n", opt);
+            break;
+        }
+    }
+
+    dom = argv[optind];
+    if (!dom && all == 0) {
+        fprintf(stderr, "You must specify -a or a domain id.\n\n");
+        help("tmem-shared-auth");
+        exit(1);
+    }
+
+    if (all)
+        domid = -1;
+    else
+        find_domain(dom);
+
+    if (uuid == NULL || autharg == NULL) {
+        fprintf(stderr, "No uuid or auth specified.\n\n");
+        help("tmem-shared-auth");
+        exit(1);
+    }
+
+    auth = strtol(autharg, &endptr, 10);
+    if (*endptr != '\0') {
+        fprintf(stderr, "Invalid auth, valid auth are <0|1>.\n\n");
+        exit(1);
+    }
+
+    libxl_tmem_shared_auth(&ctx, domid, uuid, auth);
+
+    exit(0);
+}
+
diff -r d432ff60f69d tools/libxl/xl_cmdimpl.h
--- a/tools/libxl/xl_cmdimpl.h  Wed May 19 23:37:22 2010 +0800
+++ b/tools/libxl/xl_cmdimpl.h  Thu May 20 00:11:32 2010 +0800
@@ -57,6 +57,7 @@
 int main_tmem_destroy(int argc, char **argv);
 int main_tmem_thaw(int argc, char **argv);
 int main_tmem_set(int argc, char **argv);
+int main_tmem_shared_auth(int argc, char **argv);
 
 void help(char *command);
 
diff -r d432ff60f69d tools/libxl/xl_cmdtable.c
--- a/tools/libxl/xl_cmdtable.c Wed May 19 23:37:22 2010 +0800
+++ b/tools/libxl/xl_cmdtable.c Thu May 20 00:11:32 2010 +0800
@@ -257,6 +257,15 @@
       "  -c CAP                         Cap (int)\n"
       "  -p COMPRESS                    Compress (int)",
     },
+    { "tmem-shared-auth",
+      &main_tmem_shared_auth,
+      "De/authenticate shared tmem pool",
+      "[<Domain>|-a] [-u[=UUID] [-A[=AUTH]",
+      "  -a                             Authenticate for all tmem pools\n"
+      "  -u UUID                        Specify uuid\n"
+      "                                 
(abcdef01-2345-6789-1234-567890abcdef)\n"
+      "  -A AUTH                        0=auth,1=deauth",
+    },
 };
 
 int cmdtable_len = sizeof(cmd_table)/sizeof(struct cmd_spec);

-- 
Regards
Yang Hongyang

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