89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#include "macro.h"
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#include "qdisc.h"
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#include "tc.h"
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#include "tclass.h"
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void traffic_control_free(TrafficControl *tc) {
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if (!tc)
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return;
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switch (tc->kind) {
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case TC_KIND_QDISC:
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qdisc_free(TC_TO_QDISC(tc));
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break;
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case TC_KIND_TCLASS:
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tclass_free(TC_TO_TCLASS(tc));
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break;
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default:
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assert_not_reached("Invalid traffic control type");
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}
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}
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static int traffic_control_configure(Link *link, TrafficControl *tc) {
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assert(link);
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assert(tc);
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switch(tc->kind) {
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case TC_KIND_QDISC:
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return qdisc_configure(link, TC_TO_QDISC(tc));
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case TC_KIND_TCLASS:
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return tclass_configure(link, TC_TO_TCLASS(tc));
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default:
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assert_not_reached("Invalid traffic control type");
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}
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}
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int link_configure_traffic_control(Link *link) {
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TrafficControl *tc;
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int r;
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assert(link);
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assert(link->network);
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if (link->tc_messages != 0) {
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log_link_debug(link, "Traffic control is configuring.");
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return 0;
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}
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link->tc_configured = false;
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ORDERED_HASHMAP_FOREACH(tc, link->network->tc_by_section) {
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r = traffic_control_configure(link, tc);
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if (r < 0)
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return r;
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}
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if (link->tc_messages == 0)
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link->tc_configured = true;
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else
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log_link_debug(link, "Configuring traffic control");
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return 0;
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}
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static int traffic_control_section_verify(TrafficControl *tc, bool *qdisc_has_root, bool *qdisc_has_clsact) {
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assert(tc);
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switch(tc->kind) {
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case TC_KIND_QDISC:
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return qdisc_section_verify(TC_TO_QDISC(tc), qdisc_has_root, qdisc_has_clsact);
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case TC_KIND_TCLASS:
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return tclass_section_verify(TC_TO_TCLASS(tc));
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default:
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assert_not_reached("Invalid traffic control type");
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}
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}
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void network_drop_invalid_traffic_control(Network *network) {
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bool has_root = false, has_clsact = false;
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TrafficControl *tc;
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assert(network);
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ORDERED_HASHMAP_FOREACH(tc, network->tc_by_section)
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if (traffic_control_section_verify(tc, &has_root, &has_clsact) < 0)
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traffic_control_free(tc);
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}
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