From c7f704deec7b42ec02ae13a678474b3ca62fecbd Mon Sep 17 00:00:00 2001

Message-Id: <c7f704deec7b42ec02ae13a678474b3ca62fecbd@dist-git>

From: Pavel Hrdina <phrdina@redhat.com>

Date: Mon, 1 Jul 2019 17:07:30 +0200

Subject: [PATCH] vircgroup: introduce virCgroupV2SetOwner

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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>

(cherry picked from commit 525ac6885b508759f8618f136f04554c95138ae8)

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1689297

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>

Message-Id: <778612847c720bc6567b98708532175ada48ce44.1561993100.git.phrdina@redhat.com>

Reviewed-by: Ján Tomko <jtomko@redhat.com>

---

 src/util/vircgroupv2.c | 27 +++++++++++++++++++++++++++

 1 file changed, 27 insertions(+)

diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c

index 90ce660908..27519d80e3 100644

--- a/src/util/vircgroupv2.c

+++ b/src/util/vircgroupv2.c

@@ -495,6 +495,32 @@ virCgroupV2BindMount(virCgroupPtr group,

 }

+static int

+virCgroupV2SetOwner(virCgroupPtr cgroup,

+                    uid_t uid,

+                    gid_t gid,

+                    int controllers ATTRIBUTE_UNUSED)

+{

+    VIR_AUTOFREE(char *) base = NULL;

+

+    if (virAsprintf(&base, "%s%s", cgroup->unified.mountPoint,

+                    cgroup->unified.placement) < 0) {

+        return -1;

+    }

+

+    if (virFileChownFiles(base, uid, gid) < 0)

+        return -1;

+

+    if (chown(base, uid, gid) < 0) {

+        virReportSystemError(errno, _("cannot chown '%s' to (%u, %u)"),

+                             base, uid, gid);

+        return -1;

+    }

+

+    return 0;

+}

+

+

 virCgroupBackend virCgroupV2Backend = {

     .type = VIR_CGROUP_BACKEND_TYPE_V2,

@@ -515,6 +541,7 @@ virCgroupBackend virCgroupV2Backend = {

     .addTask = virCgroupV2AddTask,

     .hasEmptyTasks = virCgroupV2HasEmptyTasks,

     .bindMount = virCgroupV2BindMount,

+    .setOwner = virCgroupV2SetOwner,

 };

-- 

2.22.0