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From c7f704deec7b42ec02ae13a678474b3ca62fecbd Mon Sep 17 00:00:00 2001
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Message-Id: <c7f704deec7b42ec02ae13a678474b3ca62fecbd@dist-git>
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From: Pavel Hrdina <phrdina@redhat.com>
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Date: Mon, 1 Jul 2019 17:07:30 +0200
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Subject: [PATCH] vircgroup: introduce virCgroupV2SetOwner
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
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(cherry picked from commit 525ac6885b508759f8618f136f04554c95138ae8)
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Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1689297
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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
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Message-Id: <778612847c720bc6567b98708532175ada48ce44.1561993100.git.phrdina@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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---
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src/util/vircgroupv2.c | 27 +++++++++++++++++++++++++++
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1 file changed, 27 insertions(+)
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diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c
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index 90ce660908..27519d80e3 100644
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--- a/src/util/vircgroupv2.c
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+++ b/src/util/vircgroupv2.c
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@@ -495,6 +495,32 @@ virCgroupV2BindMount(virCgroupPtr group,
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}
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+static int
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+virCgroupV2SetOwner(virCgroupPtr cgroup,
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+ uid_t uid,
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+ gid_t gid,
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+ int controllers ATTRIBUTE_UNUSED)
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+{
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+ VIR_AUTOFREE(char *) base = NULL;
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+
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+ if (virAsprintf(&base, "%s%s", cgroup->unified.mountPoint,
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+ cgroup->unified.placement) < 0) {
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+ return -1;
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+ }
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+
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+ if (virFileChownFiles(base, uid, gid) < 0)
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+ return -1;
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+
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+ if (chown(base, uid, gid) < 0) {
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+ virReportSystemError(errno, _("cannot chown '%s' to (%u, %u)"),
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+ base, uid, gid);
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+ return -1;
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+ }
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+
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+ return 0;
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+}
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+
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+
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virCgroupBackend virCgroupV2Backend = {
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.type = VIR_CGROUP_BACKEND_TYPE_V2,
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@@ -515,6 +541,7 @@ virCgroupBackend virCgroupV2Backend = {
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.addTask = virCgroupV2AddTask,
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.hasEmptyTasks = virCgroupV2HasEmptyTasks,
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.bindMount = virCgroupV2BindMount,
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+ .setOwner = virCgroupV2SetOwner,
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};
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--
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2.22.0
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