Link.ActivationPolicy, config_parse_activation_policy, 0, offsetof(Network, activation_policy)
Link.RequiredForOnline, config_parse_required_for_online, 0, 0
Link.RequiredFamilyForOnline, config_parse_required_family_for_online, 0, offsetof(Network, required_family_for_online)
-SR-IOV.VirtualFunction, config_parse_sr_iov_uint32, 0, 0
-SR-IOV.VLANId, config_parse_sr_iov_uint32, 0, 0
-SR-IOV.QualityOfService, config_parse_sr_iov_uint32, 0, 0
-SR-IOV.VLANProtocol, config_parse_sr_iov_vlan_proto, 0, 0
-SR-IOV.MACSpoofCheck, config_parse_sr_iov_boolean, 0, 0
-SR-IOV.QueryReceiveSideScaling, config_parse_sr_iov_boolean, 0, 0
-SR-IOV.Trust, config_parse_sr_iov_boolean, 0, 0
-SR-IOV.LinkState, config_parse_sr_iov_link_state, 0, 0
-SR-IOV.MACAddress, config_parse_sr_iov_mac, 0, 0
+SR-IOV.VirtualFunction, config_parse_sr_iov_uint32, 0, offsetof(Network, sr_iov_by_section)
+SR-IOV.VLANId, config_parse_sr_iov_uint32, 0, offsetof(Network, sr_iov_by_section)
+SR-IOV.QualityOfService, config_parse_sr_iov_uint32, 0, offsetof(Network, sr_iov_by_section)
+SR-IOV.VLANProtocol, config_parse_sr_iov_vlan_proto, 0, offsetof(Network, sr_iov_by_section)
+SR-IOV.MACSpoofCheck, config_parse_sr_iov_boolean, 0, offsetof(Network, sr_iov_by_section)
+SR-IOV.QueryReceiveSideScaling, config_parse_sr_iov_boolean, 0, offsetof(Network, sr_iov_by_section)
+SR-IOV.Trust, config_parse_sr_iov_boolean, 0, offsetof(Network, sr_iov_by_section)
+SR-IOV.LinkState, config_parse_sr_iov_link_state, 0, offsetof(Network, sr_iov_by_section)
+SR-IOV.MACAddress, config_parse_sr_iov_mac, 0, offsetof(Network, sr_iov_by_section)
Network.Description, config_parse_string, 0, offsetof(Network, description)
Network.KeepMaster, config_parse_bool, 0, offsetof(Network, keep_master)
Network.BatmanAdvanced, config_parse_ifname, 0, offsetof(Network, batadv_name)
network_drop_invalid_route_prefixes(network);
network_drop_invalid_routing_policy_rules(network);
network_drop_invalid_traffic_control(network);
- r = network_drop_invalid_sr_iov(network);
+ r = sr_iov_drop_invalid_sections(network->sr_iov_by_section);
if (r < 0)
return r;
network_drop_invalid_static_leases(network);
/* SPDX-License-Identifier: LGPL-2.1-or-later
* Copyright © 2020 VMware, Inc. */
-#include "alloc-util.h"
#include "netlink-util.h"
+#include "networkd-link.h"
#include "networkd-manager.h"
#include "networkd-sriov.h"
-#include "parse-util.h"
-#include "set.h"
-#include "string-util.h"
-
-static int sr_iov_new(SRIOV **ret) {
- SRIOV *sr_iov;
-
- assert(ret);
-
- sr_iov = new(SRIOV, 1);
- if (!sr_iov)
- return -ENOMEM;
-
- *sr_iov = (SRIOV) {
- .vf = UINT32_MAX,
- .vlan_proto = ETH_P_8021Q,
- .vf_spoof_check_setting = -1,
- .trust = -1,
- .query_rss = -1,
- .link_state = _SR_IOV_LINK_STATE_INVALID,
- };
-
- *ret = TAKE_PTR(sr_iov);
-
- return 0;
-}
-
-static int sr_iov_new_static(Network *network, const char *filename, unsigned section_line, SRIOV **ret) {
- _cleanup_(config_section_freep) ConfigSection *n = NULL;
- _cleanup_(sr_iov_freep) SRIOV *sr_iov = NULL;
- SRIOV *existing = NULL;
- int r;
-
- assert(network);
- assert(ret);
- assert(filename);
- assert(section_line > 0);
-
- r = config_section_new(filename, section_line, &n);
- if (r < 0)
- return r;
-
- existing = ordered_hashmap_get(network->sr_iov_by_section, n);
- if (existing) {
- *ret = existing;
- return 0;
- }
-
- r = sr_iov_new(&sr_iov);
- if (r < 0)
- return r;
-
- sr_iov->network = network;
- sr_iov->section = TAKE_PTR(n);
-
- r = ordered_hashmap_ensure_put(&network->sr_iov_by_section, &config_section_hash_ops, sr_iov->section, sr_iov);
- if (r < 0)
- return r;
-
- *ret = TAKE_PTR(sr_iov);
- return 0;
-}
-
-SRIOV *sr_iov_free(SRIOV *sr_iov) {
- if (!sr_iov)
- return NULL;
-
- if (sr_iov->network && sr_iov->section)
- ordered_hashmap_remove(sr_iov->network->sr_iov_by_section, sr_iov->section);
-
- config_section_free(sr_iov->section);
-
- return mfree(sr_iov);
-}
static int sr_iov_handler(sd_netlink *rtnl, sd_netlink_message *m, Link *link) {
int r;
r = sd_rtnl_message_new_link(link->manager->rtnl, &req, RTM_SETLINK, link->ifindex);
if (r < 0)
- return log_link_error_errno(link, r, "Could not allocate RTM_SETLINK message: %m");
-
- r = sd_netlink_message_open_container(req, IFLA_VFINFO_LIST);
- if (r < 0)
- return log_link_error_errno(link, r, "Could not open IFLA_VFINFO_LIST container: %m");
-
- r = sd_netlink_message_open_container(req, IFLA_VF_INFO);
- if (r < 0)
- return log_link_error_errno(link, r, "Could not open IFLA_VF_INFO container: %m");
-
- if (!ether_addr_is_null(&sr_iov->mac)) {
- struct ifla_vf_mac ivm = {
- .vf = sr_iov->vf,
- };
-
- memcpy(ivm.mac, &sr_iov->mac, ETH_ALEN);
- r = sd_netlink_message_append_data(req, IFLA_VF_MAC, &ivm, sizeof(struct ifla_vf_mac));
- if (r < 0)
- return log_link_error_errno(link, r, "Could not append IFLA_VF_MAC: %m");
- }
-
- if (sr_iov->vf_spoof_check_setting >= 0) {
- struct ifla_vf_spoofchk ivs = {
- .vf = sr_iov->vf,
- .setting = sr_iov->vf_spoof_check_setting,
- };
-
- r = sd_netlink_message_append_data(req, IFLA_VF_SPOOFCHK, &ivs, sizeof(struct ifla_vf_spoofchk));
- if (r < 0)
- return log_link_error_errno(link, r, "Could not append IFLA_VF_SPOOFCHK: %m");
- }
-
- if (sr_iov->query_rss >= 0) {
- struct ifla_vf_rss_query_en ivs = {
- .vf = sr_iov->vf,
- .setting = sr_iov->query_rss,
- };
-
- r = sd_netlink_message_append_data(req, IFLA_VF_RSS_QUERY_EN, &ivs, sizeof(struct ifla_vf_rss_query_en));
- if (r < 0)
- return log_link_error_errno(link, r, "Could not append IFLA_VF_RSS_QUERY_EN: %m");
- }
-
- if (sr_iov->trust >= 0) {
- struct ifla_vf_trust ivt = {
- .vf = sr_iov->vf,
- .setting = sr_iov->trust,
- };
-
- r = sd_netlink_message_append_data(req, IFLA_VF_TRUST, &ivt, sizeof(struct ifla_vf_trust));
- if (r < 0)
- return log_link_error_errno(link, r, "Could not append IFLA_VF_TRUST: %m");
- }
-
- if (sr_iov->link_state >= 0) {
- struct ifla_vf_link_state ivl = {
- .vf = sr_iov->vf,
- .link_state = sr_iov->link_state,
- };
-
- r = sd_netlink_message_append_data(req, IFLA_VF_LINK_STATE, &ivl, sizeof(struct ifla_vf_link_state));
- if (r < 0)
- return log_link_error_errno(link, r, "Could not append IFLA_VF_LINK_STATE: %m");
- }
-
- if (sr_iov->vlan > 0) {
- /* Because of padding, first the buffer must be initialized with 0. */
- struct ifla_vf_vlan_info ivvi = {};
- ivvi.vf = sr_iov->vf;
- ivvi.vlan = sr_iov->vlan;
- ivvi.qos = sr_iov->qos;
- ivvi.vlan_proto = htobe16(sr_iov->vlan_proto);
-
- r = sd_netlink_message_open_container(req, IFLA_VF_VLAN_LIST);
- if (r < 0)
- return log_link_error_errno(link, r, "Could not open IFLA_VF_VLAN_LIST container: %m");
-
- r = sd_netlink_message_append_data(req, IFLA_VF_VLAN_INFO, &ivvi, sizeof(struct ifla_vf_vlan_info));
- if (r < 0)
- return log_link_error_errno(link, r, "Could not append IFLA_VF_VLAN_INFO: %m");
-
- r = sd_netlink_message_close_container(req);
- if (r < 0)
- return log_link_error_errno(link, r, "Could not close IFLA_VF_VLAN_LIST container: %m");
- }
-
- r = sd_netlink_message_close_container(req);
- if (r < 0)
- return log_link_error_errno(link, r, "Could not close IFLA_VF_INFO container: %m");
+ return r;
- r = sd_netlink_message_close_container(req);
+ r = sr_iov_set_netlink_message(sr_iov, req);
if (r < 0)
- return log_link_error_errno(link, r, "Could not close IFLA_VFINFO_LIST container: %m");
+ return r;
r = netlink_call_async(link->manager->rtnl, NULL, req, sr_iov_handler,
link_netlink_destroy_callback, link);
if (r < 0)
- return log_link_error_errno(link, r, "Could not send rtnetlink message: %m");
+ return r;
link_ref(link);
link->sr_iov_messages++;
ORDERED_HASHMAP_FOREACH(sr_iov, link->network->sr_iov_by_section) {
r = sr_iov_configure(link, sr_iov);
if (r < 0)
- return r;
+ return log_link_warning_errno(link, r,
+ "Failed to configure SR-IOV virtual function %"PRIu32": %m",
+ sr_iov->vf);
}
if (link->sr_iov_messages == 0)
return 0;
}
-
-static int sr_iov_section_verify(SRIOV *sr_iov) {
- assert(sr_iov);
-
- if (section_is_invalid(sr_iov->section))
- return -EINVAL;
-
- if (sr_iov->vf == UINT32_MAX)
- return log_warning_errno(SYNTHETIC_ERRNO(EINVAL),
- "%s: [SR-IOV] section without VirtualFunction= field configured. "
- "Ignoring [SR-IOV] section from line %u.",
- sr_iov->section->filename, sr_iov->section->line);
-
- return 0;
-}
-
-int network_drop_invalid_sr_iov(Network *network) {
- _cleanup_hashmap_free_ Hashmap *hashmap = NULL;
- SRIOV *sr_iov;
- int r;
-
- assert(network);
-
- ORDERED_HASHMAP_FOREACH(sr_iov, network->sr_iov_by_section) {
- SRIOV *dup;
-
- if (sr_iov_section_verify(sr_iov) < 0) {
- sr_iov_free(sr_iov);
- continue;
- }
-
- assert(sr_iov->vf < INT_MAX);
-
- dup = hashmap_remove(hashmap, UINT32_TO_PTR(sr_iov->vf + 1));
- if (dup) {
- log_warning("%s: Conflicting [SR-IOV] section is specified at line %u and %u, "
- "dropping the [SR-IOV] section specified at line %u.",
- dup->section->filename, sr_iov->section->line,
- dup->section->line, dup->section->line);
- sr_iov_free(dup);
- }
-
- r = hashmap_ensure_put(&hashmap, NULL, UINT32_TO_PTR(sr_iov->vf + 1), sr_iov);
- if (r < 0)
- return log_oom();
- assert(r > 0);
- }
-
- return 0;
-}
-
-int config_parse_sr_iov_uint32(
- 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) {
-
- _cleanup_(sr_iov_free_or_set_invalidp) SRIOV *sr_iov = NULL;
- Network *network = data;
- uint32_t k;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = sr_iov_new_static(network, filename, section_line, &sr_iov);
- if (r < 0)
- return r;
-
- if (isempty(rvalue)) {
- if (streq(lvalue, "VirtualFunction"))
- sr_iov->vf = UINT32_MAX;
- else if (streq(lvalue, "VLANId"))
- sr_iov->vlan = 0;
- else if (streq(lvalue, "QualityOfService"))
- sr_iov->qos = 0;
- else
- assert_not_reached();
-
- TAKE_PTR(sr_iov);
- return 0;
- }
-
- r = safe_atou32(rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_WARNING, filename, line, r,
- "Failed to parse SR-IOV '%s=', ignoring assignment: %s", lvalue, rvalue);
- return 0;
- }
-
- if (streq(lvalue, "VLANId")) {
- if (k == 0 || k > 4095) {
- log_syntax(unit, LOG_WARNING, filename, line, 0, "Invalid SR-IOV VLANId: %d", k);
- return 0;
- }
- sr_iov->vlan = k;
- } else if (streq(lvalue, "VirtualFunction")) {
- if (k >= INT_MAX) {
- log_syntax(unit, LOG_WARNING, filename, line, 0, "Invalid SR-IOV virtual function: %d", k);
- return 0;
- }
- sr_iov->vf = k;
- } else if (streq(lvalue, "QualityOfService"))
- sr_iov->qos = k;
- else
- assert_not_reached();
-
- TAKE_PTR(sr_iov);
- return 0;
-}
-
-int config_parse_sr_iov_vlan_proto(
- 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) {
-
- _cleanup_(sr_iov_free_or_set_invalidp) SRIOV *sr_iov = NULL;
- Network *network = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = sr_iov_new_static(network, filename, section_line, &sr_iov);
- if (r < 0)
- return r;
-
- if (isempty(rvalue) || streq(rvalue, "802.1Q"))
- sr_iov->vlan_proto = ETH_P_8021Q;
- else if (streq(rvalue, "802.1ad"))
- sr_iov->vlan_proto = ETH_P_8021AD;
- else {
- log_syntax(unit, LOG_WARNING, filename, line, 0,
- "Invalid SR-IOV '%s=', ignoring assignment: %s", lvalue, rvalue);
- return 0;
- }
-
- TAKE_PTR(sr_iov);
- return 0;
-}
-
-int config_parse_sr_iov_link_state(
- 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) {
-
- _cleanup_(sr_iov_free_or_set_invalidp) SRIOV *sr_iov = NULL;
- Network *network = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = sr_iov_new_static(network, filename, section_line, &sr_iov);
- if (r < 0)
- return r;
-
- /* Unfortunately, SR_IOV_LINK_STATE_DISABLE is 2, not 0. So, we cannot use
- * DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN() macro. */
-
- if (isempty(rvalue)) {
- sr_iov->link_state = _SR_IOV_LINK_STATE_INVALID;
- TAKE_PTR(sr_iov);
- return 0;
- }
-
- if (streq(rvalue, "auto")) {
- sr_iov->link_state = SR_IOV_LINK_STATE_AUTO;
- TAKE_PTR(sr_iov);
- return 0;
- }
-
- r = parse_boolean(rvalue);
- if (r < 0) {
- log_syntax(unit, LOG_WARNING, filename, line, r,
- "Failed to parse SR-IOV '%s=', ignoring assignment: %s", lvalue, rvalue);
- return 0;
- }
-
- sr_iov->link_state = r ? SR_IOV_LINK_STATE_ENABLE : SR_IOV_LINK_STATE_DISABLE;
- TAKE_PTR(sr_iov);
- return 0;
-}
-
-int config_parse_sr_iov_boolean(
- 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) {
-
- _cleanup_(sr_iov_free_or_set_invalidp) SRIOV *sr_iov = NULL;
- Network *network = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = sr_iov_new_static(network, filename, section_line, &sr_iov);
- if (r < 0)
- return r;
-
- if (isempty(rvalue)) {
- if (streq(lvalue, "MACSpoofCheck"))
- sr_iov->vf_spoof_check_setting = -1;
- else if (streq(lvalue, "QueryReceiveSideScaling"))
- sr_iov->query_rss = -1;
- else if (streq(lvalue, "Trust"))
- sr_iov->trust = -1;
- else
- assert_not_reached();
-
- TAKE_PTR(sr_iov);
- return 0;
- }
-
- r = parse_boolean(rvalue);
- if (r < 0) {
- log_syntax(unit, LOG_WARNING, filename, line, r, "Failed to parse '%s=', ignoring: %s", lvalue, rvalue);
- return 0;
- }
-
- if (streq(lvalue, "MACSpoofCheck"))
- sr_iov->vf_spoof_check_setting = r;
- else if (streq(lvalue, "QueryReceiveSideScaling"))
- sr_iov->query_rss = r;
- else if (streq(lvalue, "Trust"))
- sr_iov->trust = r;
- else
- assert_not_reached();
-
- TAKE_PTR(sr_iov);
- return 0;
-}
-
-int config_parse_sr_iov_mac(
- 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) {
-
- _cleanup_(sr_iov_free_or_set_invalidp) SRIOV *sr_iov = NULL;
- Network *network = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = sr_iov_new_static(network, filename, section_line, &sr_iov);
- if (r < 0)
- return r;
-
- if (isempty(rvalue)) {
- sr_iov->mac = ETHER_ADDR_NULL;
- TAKE_PTR(sr_iov);
- return 0;
- }
-
- r = parse_ether_addr(rvalue, &sr_iov->mac);
- if (r < 0) {
- log_syntax(unit, LOG_WARNING, filename, line, r,
- "Failed to parse SR-IOV '%s=', ignoring assignment: %s", lvalue, rvalue);
- return 0;
- }
-
- TAKE_PTR(sr_iov);
- return 0;
-}
* Copyright © 2020 VMware, Inc. */
#pragma once
-#include <linux/if_link.h>
+#include "netif-sriov.h"
-#include "conf-parser.h"
-#include "ether-addr-util.h"
-#include "networkd-link.h"
-#include "networkd-network.h"
-#include "networkd-util.h"
+typedef struct Link Link;
-typedef enum SRIOVLinkState {
- SR_IOV_LINK_STATE_AUTO = IFLA_VF_LINK_STATE_AUTO,
- SR_IOV_LINK_STATE_ENABLE = IFLA_VF_LINK_STATE_ENABLE,
- SR_IOV_LINK_STATE_DISABLE = IFLA_VF_LINK_STATE_DISABLE,
- _SR_IOV_LINK_STATE_MAX,
- _SR_IOV_LINK_STATE_INVALID = -EINVAL,
-} SRIOVLinkState;
-
-typedef struct SRIOV {
- ConfigSection *section;
- Network *network;
-
- uint32_t vf; /* 0 - 2147483646 */
- uint32_t vlan; /* 0 - 4095, 0 disables VLAN filter */
- uint32_t qos;
- uint16_t vlan_proto; /* ETH_P_8021Q or ETH_P_8021AD */
- int vf_spoof_check_setting;
- int query_rss;
- int trust;
- SRIOVLinkState link_state;
- struct ether_addr mac;
-} SRIOV;
-
-SRIOV *sr_iov_free(SRIOV *sr_iov);
int link_configure_sr_iov(Link *link);
-int network_drop_invalid_sr_iov(Network *network);
-
-DEFINE_SECTION_CLEANUP_FUNCTIONS(SRIOV, sr_iov_free);
-
-CONFIG_PARSER_PROTOTYPE(config_parse_sr_iov_uint32);
-CONFIG_PARSER_PROTOTYPE(config_parse_sr_iov_boolean);
-CONFIG_PARSER_PROTOTYPE(config_parse_sr_iov_link_state);
-CONFIG_PARSER_PROTOTYPE(config_parse_sr_iov_vlan_proto);
-CONFIG_PARSER_PROTOTYPE(config_parse_sr_iov_mac);
net-condition.h
netif-naming-scheme.c
netif-naming-scheme.h
+ netif-sriov.c
+ netif-sriov.h
netif-util.c
netif-util.h
nscd-flush.h
--- /dev/null
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "alloc-util.h"
+#include "netlink-util.h"
+#include "netif-sriov.h"
+#include "parse-util.h"
+#include "set.h"
+#include "string-util.h"
+
+static int sr_iov_new(SRIOV **ret) {
+ SRIOV *sr_iov;
+
+ assert(ret);
+
+ sr_iov = new(SRIOV, 1);
+ if (!sr_iov)
+ return -ENOMEM;
+
+ *sr_iov = (SRIOV) {
+ .vf = UINT32_MAX,
+ .vlan_proto = ETH_P_8021Q,
+ .vf_spoof_check_setting = -1,
+ .trust = -1,
+ .query_rss = -1,
+ .link_state = _SR_IOV_LINK_STATE_INVALID,
+ };
+
+ *ret = TAKE_PTR(sr_iov);
+
+ return 0;
+}
+
+static int sr_iov_new_static(OrderedHashmap **sr_iov_by_section, const char *filename, unsigned section_line, SRIOV **ret) {
+ _cleanup_(config_section_freep) ConfigSection *n = NULL;
+ _cleanup_(sr_iov_freep) SRIOV *sr_iov = NULL;
+ SRIOV *existing = NULL;
+ int r;
+
+ assert(sr_iov_by_section);
+ assert(filename);
+ assert(section_line > 0);
+ assert(ret);
+
+ r = config_section_new(filename, section_line, &n);
+ if (r < 0)
+ return r;
+
+ existing = ordered_hashmap_get(*sr_iov_by_section, n);
+ if (existing) {
+ *ret = existing;
+ return 0;
+ }
+
+ r = sr_iov_new(&sr_iov);
+ if (r < 0)
+ return r;
+
+ r = ordered_hashmap_ensure_put(sr_iov_by_section, &config_section_hash_ops, n, sr_iov);
+ if (r < 0)
+ return r;
+
+ sr_iov->section = TAKE_PTR(n);
+ sr_iov->sr_iov_by_section = *sr_iov_by_section;
+
+ *ret = TAKE_PTR(sr_iov);
+ return 0;
+}
+
+SRIOV *sr_iov_free(SRIOV *sr_iov) {
+ if (!sr_iov)
+ return NULL;
+
+ if (sr_iov->sr_iov_by_section && sr_iov->section)
+ ordered_hashmap_remove(sr_iov->sr_iov_by_section, sr_iov->section);
+
+ config_section_free(sr_iov->section);
+
+ return mfree(sr_iov);
+}
+
+int sr_iov_set_netlink_message(SRIOV *sr_iov, sd_netlink_message *req) {
+ int r;
+
+ assert(sr_iov);
+ assert(req);
+
+ r = sd_netlink_message_open_container(req, IFLA_VFINFO_LIST);
+ if (r < 0)
+ return r;
+
+ r = sd_netlink_message_open_container(req, IFLA_VF_INFO);
+ if (r < 0)
+ return r;
+
+ if (!ether_addr_is_null(&sr_iov->mac)) {
+ struct ifla_vf_mac ivm = {
+ .vf = sr_iov->vf,
+ };
+
+ memcpy(ivm.mac, &sr_iov->mac, ETH_ALEN);
+ r = sd_netlink_message_append_data(req, IFLA_VF_MAC, &ivm, sizeof(struct ifla_vf_mac));
+ if (r < 0)
+ return r;
+ }
+
+ if (sr_iov->vf_spoof_check_setting >= 0) {
+ struct ifla_vf_spoofchk ivs = {
+ .vf = sr_iov->vf,
+ .setting = sr_iov->vf_spoof_check_setting,
+ };
+
+ r = sd_netlink_message_append_data(req, IFLA_VF_SPOOFCHK, &ivs, sizeof(struct ifla_vf_spoofchk));
+ if (r < 0)
+ return r;
+ }
+
+ if (sr_iov->query_rss >= 0) {
+ struct ifla_vf_rss_query_en ivs = {
+ .vf = sr_iov->vf,
+ .setting = sr_iov->query_rss,
+ };
+
+ r = sd_netlink_message_append_data(req, IFLA_VF_RSS_QUERY_EN, &ivs, sizeof(struct ifla_vf_rss_query_en));
+ if (r < 0)
+ return r;
+ }
+
+ if (sr_iov->trust >= 0) {
+ struct ifla_vf_trust ivt = {
+ .vf = sr_iov->vf,
+ .setting = sr_iov->trust,
+ };
+
+ r = sd_netlink_message_append_data(req, IFLA_VF_TRUST, &ivt, sizeof(struct ifla_vf_trust));
+ if (r < 0)
+ return r;
+ }
+
+ if (sr_iov->link_state >= 0) {
+ struct ifla_vf_link_state ivl = {
+ .vf = sr_iov->vf,
+ .link_state = sr_iov->link_state,
+ };
+
+ r = sd_netlink_message_append_data(req, IFLA_VF_LINK_STATE, &ivl, sizeof(struct ifla_vf_link_state));
+ if (r < 0)
+ return r;
+ }
+
+ if (sr_iov->vlan > 0) {
+ /* Because of padding, first the buffer must be initialized with 0. */
+ struct ifla_vf_vlan_info ivvi = {};
+ ivvi.vf = sr_iov->vf;
+ ivvi.vlan = sr_iov->vlan;
+ ivvi.qos = sr_iov->qos;
+ ivvi.vlan_proto = htobe16(sr_iov->vlan_proto);
+
+ r = sd_netlink_message_open_container(req, IFLA_VF_VLAN_LIST);
+ if (r < 0)
+ return r;
+
+ r = sd_netlink_message_append_data(req, IFLA_VF_VLAN_INFO, &ivvi, sizeof(struct ifla_vf_vlan_info));
+ if (r < 0)
+ return r;
+
+ r = sd_netlink_message_close_container(req);
+ if (r < 0)
+ return r;
+ }
+
+ r = sd_netlink_message_close_container(req);
+ if (r < 0)
+ return r;
+
+ r = sd_netlink_message_close_container(req);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
+
+static int sr_iov_section_verify(SRIOV *sr_iov) {
+ assert(sr_iov);
+
+ if (section_is_invalid(sr_iov->section))
+ return -EINVAL;
+
+ if (sr_iov->vf == UINT32_MAX)
+ return log_warning_errno(SYNTHETIC_ERRNO(EINVAL),
+ "%s: [SR-IOV] section without VirtualFunction= field configured. "
+ "Ignoring [SR-IOV] section from line %u.",
+ sr_iov->section->filename, sr_iov->section->line);
+
+ return 0;
+}
+
+int sr_iov_drop_invalid_sections(OrderedHashmap *sr_iov_by_section) {
+ _cleanup_hashmap_free_ Hashmap *hashmap = NULL;
+ SRIOV *sr_iov;
+ int r;
+
+ ORDERED_HASHMAP_FOREACH(sr_iov, sr_iov_by_section) {
+ SRIOV *dup;
+
+ if (sr_iov_section_verify(sr_iov) < 0) {
+ sr_iov_free(sr_iov);
+ continue;
+ }
+
+ assert(sr_iov->vf < INT_MAX);
+
+ dup = hashmap_remove(hashmap, UINT32_TO_PTR(sr_iov->vf + 1));
+ if (dup) {
+ log_warning("%s: Conflicting [SR-IOV] section is specified at line %u and %u, "
+ "dropping the [SR-IOV] section specified at line %u.",
+ dup->section->filename, sr_iov->section->line,
+ dup->section->line, dup->section->line);
+ sr_iov_free(dup);
+ }
+
+ r = hashmap_ensure_put(&hashmap, NULL, UINT32_TO_PTR(sr_iov->vf + 1), sr_iov);
+ if (r < 0)
+ return log_oom();
+ assert(r > 0);
+ }
+
+ return 0;
+}
+
+int config_parse_sr_iov_uint32(
+ 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) {
+
+ _cleanup_(sr_iov_free_or_set_invalidp) SRIOV *sr_iov = NULL;
+ OrderedHashmap **sr_iov_by_section = data;
+ uint32_t k;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ r = sr_iov_new_static(sr_iov_by_section, filename, section_line, &sr_iov);
+ if (r < 0)
+ return r;
+
+ if (isempty(rvalue)) {
+ if (streq(lvalue, "VirtualFunction"))
+ sr_iov->vf = UINT32_MAX;
+ else if (streq(lvalue, "VLANId"))
+ sr_iov->vlan = 0;
+ else if (streq(lvalue, "QualityOfService"))
+ sr_iov->qos = 0;
+ else
+ assert_not_reached();
+
+ TAKE_PTR(sr_iov);
+ return 0;
+ }
+
+ r = safe_atou32(rvalue, &k);
+ if (r < 0) {
+ log_syntax(unit, LOG_WARNING, filename, line, r,
+ "Failed to parse SR-IOV '%s=', ignoring assignment: %s", lvalue, rvalue);
+ return 0;
+ }
+
+ if (streq(lvalue, "VLANId")) {
+ if (k == 0 || k > 4095) {
+ log_syntax(unit, LOG_WARNING, filename, line, 0, "Invalid SR-IOV VLANId: %d", k);
+ return 0;
+ }
+ sr_iov->vlan = k;
+ } else if (streq(lvalue, "VirtualFunction")) {
+ if (k >= INT_MAX) {
+ log_syntax(unit, LOG_WARNING, filename, line, 0, "Invalid SR-IOV virtual function: %d", k);
+ return 0;
+ }
+ sr_iov->vf = k;
+ } else if (streq(lvalue, "QualityOfService"))
+ sr_iov->qos = k;
+ else
+ assert_not_reached();
+
+ TAKE_PTR(sr_iov);
+ return 0;
+}
+
+int config_parse_sr_iov_vlan_proto(
+ 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) {
+
+ _cleanup_(sr_iov_free_or_set_invalidp) SRIOV *sr_iov = NULL;
+ OrderedHashmap **sr_iov_by_section = data;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ r = sr_iov_new_static(sr_iov_by_section, filename, section_line, &sr_iov);
+ if (r < 0)
+ return r;
+
+ if (isempty(rvalue) || streq(rvalue, "802.1Q"))
+ sr_iov->vlan_proto = ETH_P_8021Q;
+ else if (streq(rvalue, "802.1ad"))
+ sr_iov->vlan_proto = ETH_P_8021AD;
+ else {
+ log_syntax(unit, LOG_WARNING, filename, line, 0,
+ "Invalid SR-IOV '%s=', ignoring assignment: %s", lvalue, rvalue);
+ return 0;
+ }
+
+ TAKE_PTR(sr_iov);
+ return 0;
+}
+
+int config_parse_sr_iov_link_state(
+ 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) {
+
+ _cleanup_(sr_iov_free_or_set_invalidp) SRIOV *sr_iov = NULL;
+ OrderedHashmap **sr_iov_by_section = data;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ r = sr_iov_new_static(sr_iov_by_section, filename, section_line, &sr_iov);
+ if (r < 0)
+ return r;
+
+ /* Unfortunately, SR_IOV_LINK_STATE_DISABLE is 2, not 0. So, we cannot use
+ * DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN() macro. */
+
+ if (isempty(rvalue)) {
+ sr_iov->link_state = _SR_IOV_LINK_STATE_INVALID;
+ TAKE_PTR(sr_iov);
+ return 0;
+ }
+
+ if (streq(rvalue, "auto")) {
+ sr_iov->link_state = SR_IOV_LINK_STATE_AUTO;
+ TAKE_PTR(sr_iov);
+ return 0;
+ }
+
+ r = parse_boolean(rvalue);
+ if (r < 0) {
+ log_syntax(unit, LOG_WARNING, filename, line, r,
+ "Failed to parse SR-IOV '%s=', ignoring assignment: %s", lvalue, rvalue);
+ return 0;
+ }
+
+ sr_iov->link_state = r ? SR_IOV_LINK_STATE_ENABLE : SR_IOV_LINK_STATE_DISABLE;
+ TAKE_PTR(sr_iov);
+ return 0;
+}
+
+int config_parse_sr_iov_boolean(
+ 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) {
+
+ _cleanup_(sr_iov_free_or_set_invalidp) SRIOV *sr_iov = NULL;
+ OrderedHashmap **sr_iov_by_section = data;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ r = sr_iov_new_static(sr_iov_by_section, filename, section_line, &sr_iov);
+ if (r < 0)
+ return r;
+
+ if (isempty(rvalue)) {
+ if (streq(lvalue, "MACSpoofCheck"))
+ sr_iov->vf_spoof_check_setting = -1;
+ else if (streq(lvalue, "QueryReceiveSideScaling"))
+ sr_iov->query_rss = -1;
+ else if (streq(lvalue, "Trust"))
+ sr_iov->trust = -1;
+ else
+ assert_not_reached();
+
+ TAKE_PTR(sr_iov);
+ return 0;
+ }
+
+ r = parse_boolean(rvalue);
+ if (r < 0) {
+ log_syntax(unit, LOG_WARNING, filename, line, r, "Failed to parse '%s=', ignoring: %s", lvalue, rvalue);
+ return 0;
+ }
+
+ if (streq(lvalue, "MACSpoofCheck"))
+ sr_iov->vf_spoof_check_setting = r;
+ else if (streq(lvalue, "QueryReceiveSideScaling"))
+ sr_iov->query_rss = r;
+ else if (streq(lvalue, "Trust"))
+ sr_iov->trust = r;
+ else
+ assert_not_reached();
+
+ TAKE_PTR(sr_iov);
+ return 0;
+}
+
+int config_parse_sr_iov_mac(
+ 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) {
+
+ _cleanup_(sr_iov_free_or_set_invalidp) SRIOV *sr_iov = NULL;
+ OrderedHashmap **sr_iov_by_section = data;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ r = sr_iov_new_static(sr_iov_by_section, filename, section_line, &sr_iov);
+ if (r < 0)
+ return r;
+
+ if (isempty(rvalue)) {
+ sr_iov->mac = ETHER_ADDR_NULL;
+ TAKE_PTR(sr_iov);
+ return 0;
+ }
+
+ r = parse_ether_addr(rvalue, &sr_iov->mac);
+ if (r < 0) {
+ log_syntax(unit, LOG_WARNING, filename, line, r,
+ "Failed to parse SR-IOV '%s=', ignoring assignment: %s", lvalue, rvalue);
+ return 0;
+ }
+
+ TAKE_PTR(sr_iov);
+ return 0;
+}
--- /dev/null
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <linux/if_link.h>
+
+#include "conf-parser.h"
+#include "ether-addr-util.h"
+#include "hashmap.h"
+
+typedef enum SRIOVLinkState {
+ SR_IOV_LINK_STATE_AUTO = IFLA_VF_LINK_STATE_AUTO,
+ SR_IOV_LINK_STATE_ENABLE = IFLA_VF_LINK_STATE_ENABLE,
+ SR_IOV_LINK_STATE_DISABLE = IFLA_VF_LINK_STATE_DISABLE,
+ _SR_IOV_LINK_STATE_MAX,
+ _SR_IOV_LINK_STATE_INVALID = -EINVAL,
+} SRIOVLinkState;
+
+typedef struct SRIOV {
+ ConfigSection *section;
+ OrderedHashmap *sr_iov_by_section;
+
+ uint32_t vf; /* 0 - 2147483646 */
+ uint32_t vlan; /* 0 - 4095, 0 disables VLAN filter */
+ uint32_t qos;
+ uint16_t vlan_proto; /* ETH_P_8021Q or ETH_P_8021AD */
+ int vf_spoof_check_setting;
+ int query_rss;
+ int trust;
+ SRIOVLinkState link_state;
+ struct ether_addr mac;
+} SRIOV;
+
+SRIOV *sr_iov_free(SRIOV *sr_iov);
+int sr_iov_set_netlink_message(SRIOV *sr_iov, sd_netlink_message *req);
+int sr_iov_drop_invalid_sections(OrderedHashmap *sr_iov_by_section);
+
+DEFINE_SECTION_CLEANUP_FUNCTIONS(SRIOV, sr_iov_free);
+
+CONFIG_PARSER_PROTOTYPE(config_parse_sr_iov_uint32);
+CONFIG_PARSER_PROTOTYPE(config_parse_sr_iov_boolean);
+CONFIG_PARSER_PROTOTYPE(config_parse_sr_iov_link_state);
+CONFIG_PARSER_PROTOTYPE(config_parse_sr_iov_vlan_proto);
+CONFIG_PARSER_PROTOTYPE(config_parse_sr_iov_mac);