[PATCH 09/11] tools/libxl: add support for xenstore quota in domain_config

[Juergen Gross <jgross@xxxxxxxx>]

Add support for xenstore quota in the struct domain_config. Initially
it will be used only for migration of a domain.

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
 tools/golang/xenlight/helpers.gen.go |  6 ++++++
 tools/golang/xenlight/types.gen.go   |  1 +
 tools/libs/light/libxl_dom.c         |  8 ++++++++
 tools/libs/light/libxl_domain.c      | 10 ++++++++++
 tools/libs/light/libxl_types.idl     |  1 +
 5 files changed, 26 insertions(+)

diff --git a/tools/golang/xenlight/helpers.gen.go 
b/tools/golang/xenlight/helpers.gen.go
index 6c9af904c5..416c2d3e07 100644
--- a/tools/golang/xenlight/helpers.gen.go
+++ b/tools/golang/xenlight/helpers.gen.go
@@ -1286,6 +1286,9 @@ if err := 
x.TrapUnmappedAccesses.fromC(&xc.trap_unmapped_accesses);err != nil {
 return fmt.Errorf("converting field TrapUnmappedAccesses: %v", err)
 }
 x.XenstoreFeatureMask = uint32(xc.xenstore_feature_mask)
+if err := x.XenstoreQuota.fromC(&xc.xenstore_quota);err != nil {
+return fmt.Errorf("converting field XenstoreQuota: %v", err)
+}
 
  return nil}
 
@@ -1825,6 +1828,9 @@ if err := 
x.TrapUnmappedAccesses.toC(&xc.trap_unmapped_accesses); err != nil {
 return fmt.Errorf("converting field TrapUnmappedAccesses: %v", err)
 }
 xc.xenstore_feature_mask = C.uint32_t(x.XenstoreFeatureMask)
+if err := x.XenstoreQuota.toC(&xc.xenstore_quota); err != nil {
+return fmt.Errorf("converting field XenstoreQuota: %v", err)
+}
 
  return nil
  }
diff --git a/tools/golang/xenlight/types.gen.go 
b/tools/golang/xenlight/types.gen.go
index 5393277190..7e7292cf70 100644
--- a/tools/golang/xenlight/types.gen.go
+++ b/tools/golang/xenlight/types.gen.go
@@ -629,6 +629,7 @@ VmtraceBufKb int
 Vpmu Defbool
 TrapUnmappedAccesses Defbool
 XenstoreFeatureMask uint32
+XenstoreQuota XsQuotaSet
 }
 
 type DomainBuildInfoTypeUnion interface {
diff --git a/tools/libs/light/libxl_dom.c b/tools/libs/light/libxl_dom.c
index 05ebc69534..1c0689d7ff 100644
--- a/tools/libs/light/libxl_dom.c
+++ b/tools/libs/light/libxl_dom.c
@@ -509,6 +509,14 @@ retry_transaction:
 
     xs_introduce_domain(ctx->xsh, domid, state->store_mfn, state->store_port);
 
+    if (info->xenstore_quota.num_quota) {
+        rc = libxl_xsquota_domain_set(ctx, domid, &info->xenstore_quota);
+        if (rc) {
+            LOGED(ERROR, domid, "Failed to set Xenstore quota");
+            goto out;
+        }
+    }
+
  out:
     free(vm_path);
     return rc;
diff --git a/tools/libs/light/libxl_domain.c b/tools/libs/light/libxl_domain.c
index 5be47f687f..86e43e7133 100644
--- a/tools/libs/light/libxl_domain.c
+++ b/tools/libs/light/libxl_domain.c
@@ -2533,6 +2533,16 @@ static void retrieve_domain_configuration_end(libxl__egc 
*egc,
         }
     }
 
+    /* Xenstore quota */
+    {
+        libxl_xs_quota_set_dispose(&d_config->b_info.xenstore_quota);
+        rc = libxl_xsquota_domain_get(CTX, domid, 
&d_config->b_info.xenstore_quota);
+        if (rc) {
+            LOGD(ERROR, domid, "Fail to get xenstore quota");
+            goto out;
+        }
+    }
+
     /* Devices: disk, nic, vtpm, pcidev etc. */
 
     /* The MERGE macro implements following logic:
diff --git a/tools/libs/light/libxl_types.idl b/tools/libs/light/libxl_types.idl
index c5ddc40f35..ee8f89e462 100644
--- a/tools/libs/light/libxl_types.idl
+++ b/tools/libs/light/libxl_types.idl
@@ -760,6 +760,7 @@ libxl_domain_build_info = Struct("domain_build_info",[
     ("vpmu", libxl_defbool),
     ("trap_unmapped_accesses", libxl_defbool),
     ("xenstore_feature_mask", uint32, {'init_val': '~0U'}),
+    ("xenstore_quota", libxl_xs_quota_set),
 
     ], dir=DIR_IN,
        copy_deprecated_fn="libxl__domain_build_info_copy_deprecated",
-- 
2.53.0