Merge pull request #1269 from zonque/netcls

cgroup: add support for net_cls controllers

1 files changed, 42 insertions, 0 deletions

diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index b476d472b3..1217b4651e 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -2962,6 +2962,48 @@ int config_parse_blockio_bandwidth(
         return 0;
 }
 
+int config_parse_netclass(
+                const char *unit,
+                const char *filename,
+                unsigned line,
+                const char *section,
+                unsigned section_line,
+                const char *lvalue,
+                int ltype,
+                const char *rvalue,
+                void *data,
+                void *userdata) {
+
+        CGroupContext *c = data;
+        unsigned v;
+        int r;
+
+        assert(filename);
+        assert(lvalue);
+        assert(rvalue);
+
+        if (streq(rvalue, "auto")) {
+                c->netclass_type = CGROUP_NETCLASS_TYPE_AUTO;
+                return 0;
+        }
+
+        r = safe_atou32(rvalue, &v);
+        if (r < 0) {
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+                           "Netclass '%s' invalid. Ignoring.", rvalue);
+                return 0;
+        }
+
+        if (v > CGROUP_NETCLASS_FIXED_MAX)
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+                           "Fixed netclass %" PRIu32 " out of allowed range (0-%d). Applying anyway.", v, (uint32_t) CGROUP_NETCLASS_FIXED_MAX);
+
+        c->netclass_id = v;
+        c->netclass_type = CGROUP_NETCLASS_TYPE_FIXED;
+
+        return 0;
+}
+
 DEFINE_CONFIG_PARSE_ENUM(config_parse_job_mode, job_mode, JobMode, "Failed to parse job mode");
 
 int config_parse_job_mode_isolate(