X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=tests%2Ftest-classifier.c;h=63a7adacc7db4c8be8818e08282393e145e5f12e;hb=ecd859a28313166f042a0181cb27f444e3c4da32;hp=45700ed9ee2db43cbed44691cc3a2d7da20d41b2;hpb=193eb87453463d45eb10a3d3adbffedc0a762d1f;p=sliver-openvswitch.git diff --git a/tests/test-classifier.c b/tests/test-classifier.c index 45700ed9e..63a7adacc 100644 --- a/tests/test-classifier.c +++ b/tests/test-classifier.c @@ -32,6 +32,7 @@ #include "byte-order.h" #include "command-line.h" #include "flow.h" +#include "ofp-util.h" #include "packets.h" #include "unaligned.h" @@ -39,24 +40,22 @@ #include /* Fields in a rule. */ -#define CLS_FIELDS \ - /* struct flow all-caps */ \ - /* wildcard bit(s) member name name */ \ - /* ----------------- ----------- -------- */ \ - CLS_FIELD(NXFW_TUN_ID, tun_id, TUN_ID) \ - CLS_FIELD(OFPFW_NW_SRC_MASK, nw_src, NW_SRC) \ - CLS_FIELD(OFPFW_NW_DST_MASK, nw_dst, NW_DST) \ - CLS_FIELD(OFPFW_IN_PORT, in_port, IN_PORT) \ - CLS_FIELD(OFPFW_DL_VLAN, dl_vlan, DL_VLAN) \ - CLS_FIELD(OFPFW_DL_TYPE, dl_type, DL_TYPE) \ - CLS_FIELD(OFPFW_TP_SRC, tp_src, TP_SRC) \ - CLS_FIELD(OFPFW_TP_DST, tp_dst, TP_DST) \ - CLS_FIELD(OFPFW_DL_SRC, dl_src, DL_SRC) \ - CLS_FIELD(OFPFW_DL_DST | FWW_ETH_MCAST, \ - dl_dst, DL_DST) \ - CLS_FIELD(OFPFW_NW_PROTO, nw_proto, NW_PROTO) \ - CLS_FIELD(OFPFW_DL_VLAN_PCP, dl_vlan_pcp, DL_VLAN_PCP) \ - CLS_FIELD(OFPFW_NW_TOS, nw_tos, NW_TOS) +#define CLS_FIELDS \ + /* struct flow all-caps */ \ + /* FWW_* bit(s) member name name */ \ + /* -------------------------- ----------- -------- */ \ + CLS_FIELD(FWW_TUN_ID, tun_id, TUN_ID) \ + CLS_FIELD(0, nw_src, NW_SRC) \ + CLS_FIELD(0, nw_dst, NW_DST) \ + CLS_FIELD(FWW_IN_PORT, in_port, IN_PORT) \ + CLS_FIELD(0, vlan_tci, VLAN_TCI) \ + CLS_FIELD(FWW_DL_TYPE, dl_type, DL_TYPE) \ + CLS_FIELD(FWW_TP_SRC, tp_src, TP_SRC) \ + CLS_FIELD(FWW_TP_DST, tp_dst, TP_DST) \ + CLS_FIELD(FWW_DL_SRC, dl_src, DL_SRC) \ + CLS_FIELD(FWW_DL_DST | FWW_ETH_MCAST, dl_dst, DL_DST) \ + CLS_FIELD(FWW_NW_PROTO, nw_proto, NW_PROTO) \ + CLS_FIELD(FWW_NW_TOS, nw_tos, NW_TOS) /* Field indexes. * @@ -72,7 +71,7 @@ enum { struct cls_field { int ofs; /* Offset in struct flow. */ int len; /* Length in bytes. */ - uint32_t wildcards; /* OFPFW_* bit or bits for this field. */ + flow_wildcards_t wildcards; /* FWW_* bit or bits for this field. */ const char *name; /* Name (for debugging). */ }; @@ -136,7 +135,8 @@ tcls_insert(struct tcls *tcls, const struct test_rule *rule) { size_t i; - assert(rule->cls_rule.wc.wildcards || rule->cls_rule.priority == UINT_MAX); + assert(!flow_wildcards_is_exact(&rule->cls_rule.wc) + || rule->cls_rule.priority == UINT_MAX); for (i = 0; i < tcls->n_rules; i++) { const struct cls_rule *pos = &tcls->rules[i]->cls_rule; if (cls_rule_equal(pos, &rule->cls_rule)) { @@ -187,27 +187,27 @@ match(const struct cls_rule *wild, const struct flow *fixed) for (f_idx = 0; f_idx < CLS_N_FIELDS; f_idx++) { const struct cls_field *f = &cls_fields[f_idx]; - void *wild_field = (char *) &wild->flow + f->ofs; - void *fixed_field = (char *) fixed + f->ofs; - - if ((wild->wc.wildcards & f->wildcards) == f->wildcards || - !memcmp(wild_field, fixed_field, f->len)) { - /* Definite match. */ - continue; + bool eq; + + if (f->wildcards) { + void *wild_field = (char *) &wild->flow + f->ofs; + void *fixed_field = (char *) fixed + f->ofs; + eq = ((wild->wc.wildcards & f->wildcards) == f->wildcards + || !memcmp(wild_field, fixed_field, f->len)); + } else if (f_idx == CLS_F_IDX_NW_SRC) { + eq = !((fixed->nw_src ^ wild->flow.nw_src) & wild->wc.nw_src_mask); + } else if (f_idx == CLS_F_IDX_NW_DST) { + eq = !((fixed->nw_dst ^ wild->flow.nw_dst) & wild->wc.nw_dst_mask); + } else if (f_idx == CLS_F_IDX_VLAN_TCI) { + eq = !((fixed->vlan_tci ^ wild->flow.vlan_tci) + & wild->wc.vlan_tci_mask); + } else { + NOT_REACHED(); } - if (wild->wc.wildcards & f->wildcards) { - uint32_t test = get_unaligned_u32(wild_field); - uint32_t ip = get_unaligned_u32(fixed_field); - int shift = (f_idx == CLS_F_IDX_NW_SRC - ? OFPFW_NW_SRC_SHIFT : OFPFW_NW_DST_SHIFT); - uint32_t mask = flow_nw_bits_to_mask(wild->wc.wildcards, shift); - if (!((test ^ ip) & mask)) { - continue; - } + if (!eq) { + return false; } - - return false; } return true; } @@ -246,10 +246,11 @@ static ovs_be32 nw_src_values[] = { CONSTANT_HTONL(0xc0a80001), CONSTANT_HTONL(0xc0a04455) }; static ovs_be32 nw_dst_values[] = { CONSTANT_HTONL(0xc0a80002), CONSTANT_HTONL(0xc0a04455) }; -static ovs_be32 tun_id_values[] = { 0, 0xffff0000 }; +static ovs_be64 tun_id_values[] = { + 0, + CONSTANT_HTONLL(UINT64_C(0xfedcba9876543210)) }; static uint16_t in_port_values[] = { 1, ODPP_LOCAL }; -static ovs_be16 dl_vlan_values[] = { CONSTANT_HTONS(101), CONSTANT_HTONS(0) }; -static uint8_t dl_vlan_pcp_values[] = { 7, 0 }; +static ovs_be16 vlan_tci_values[] = { CONSTANT_HTONS(101), CONSTANT_HTONS(0) }; static ovs_be16 dl_type_values[] = { CONSTANT_HTONS(ETH_TYPE_IP), CONSTANT_HTONS(ETH_TYPE_ARP) }; static ovs_be16 tp_src_values[] = { CONSTANT_HTONS(49362), @@ -273,11 +274,8 @@ init_values(void) values[CLS_F_IDX_IN_PORT][0] = &in_port_values[0]; values[CLS_F_IDX_IN_PORT][1] = &in_port_values[1]; - values[CLS_F_IDX_DL_VLAN][0] = &dl_vlan_values[0]; - values[CLS_F_IDX_DL_VLAN][1] = &dl_vlan_values[1]; - - values[CLS_F_IDX_DL_VLAN_PCP][0] = &dl_vlan_pcp_values[0]; - values[CLS_F_IDX_DL_VLAN_PCP][1] = &dl_vlan_pcp_values[1]; + values[CLS_F_IDX_VLAN_TCI][0] = &vlan_tci_values[0]; + values[CLS_F_IDX_VLAN_TCI][1] = &vlan_tci_values[1]; values[CLS_F_IDX_DL_SRC][0] = dl_src_values[0]; values[CLS_F_IDX_DL_SRC][1] = dl_src_values[1]; @@ -311,8 +309,7 @@ init_values(void) #define N_NW_DST_VALUES ARRAY_SIZE(nw_dst_values) #define N_TUN_ID_VALUES ARRAY_SIZE(tun_id_values) #define N_IN_PORT_VALUES ARRAY_SIZE(in_port_values) -#define N_DL_VLAN_VALUES ARRAY_SIZE(dl_vlan_values) -#define N_DL_VLAN_PCP_VALUES ARRAY_SIZE(dl_vlan_pcp_values) +#define N_VLAN_TCI_VALUES ARRAY_SIZE(vlan_tci_values) #define N_DL_TYPE_VALUES ARRAY_SIZE(dl_type_values) #define N_TP_SRC_VALUES ARRAY_SIZE(tp_src_values) #define N_TP_DST_VALUES ARRAY_SIZE(tp_dst_values) @@ -325,8 +322,7 @@ init_values(void) N_NW_DST_VALUES * \ N_TUN_ID_VALUES * \ N_IN_PORT_VALUES * \ - N_DL_VLAN_VALUES * \ - N_DL_VLAN_PCP_VALUES * \ + N_VLAN_TCI_VALUES * \ N_DL_TYPE_VALUES * \ N_TP_SRC_VALUES * \ N_TP_DST_VALUES * \ @@ -360,9 +356,7 @@ compare_classifiers(struct classifier *cls, struct tcls *tcls) flow.nw_dst = nw_dst_values[get_value(&x, N_NW_DST_VALUES)]; flow.tun_id = tun_id_values[get_value(&x, N_TUN_ID_VALUES)]; flow.in_port = in_port_values[get_value(&x, N_IN_PORT_VALUES)]; - flow.dl_vlan = dl_vlan_values[get_value(&x, N_DL_VLAN_VALUES)]; - flow.dl_vlan_pcp = dl_vlan_pcp_values[get_value(&x, - N_DL_VLAN_PCP_VALUES)]; + flow.vlan_tci = vlan_tci_values[get_value(&x, N_VLAN_TCI_VALUES)]; flow.dl_type = dl_type_values[get_value(&x, N_DL_TYPE_VALUES)]; flow.tp_src = tp_src_values[get_value(&x, N_TP_SRC_VALUES)]; flow.tp_dst = tp_dst_values[get_value(&x, N_TP_DST_VALUES)]; @@ -451,27 +445,28 @@ static struct test_rule * make_rule(int wc_fields, unsigned int priority, int value_pat) { const struct cls_field *f; - struct flow_wildcards wc; struct test_rule *rule; - uint32_t wildcards; - struct flow flow; - wildcards = 0; - memset(&flow, 0, sizeof flow); + rule = xzalloc(sizeof *rule); + cls_rule_init_catchall(&rule->cls_rule, wc_fields ? priority : UINT_MAX); for (f = &cls_fields[0]; f < &cls_fields[CLS_N_FIELDS]; f++) { int f_idx = f - cls_fields; - if (wc_fields & (1u << f_idx)) { - wildcards |= f->wildcards; + int value_idx = (value_pat & (1u << f_idx)) != 0; + memcpy((char *) &rule->cls_rule.flow + f->ofs, + values[f_idx][value_idx], f->len); + + if (f->wildcards) { + rule->cls_rule.wc.wildcards &= ~f->wildcards; + } else if (f_idx == CLS_F_IDX_NW_SRC) { + rule->cls_rule.wc.nw_src_mask = htonl(UINT32_MAX); + } else if (f_idx == CLS_F_IDX_NW_DST) { + rule->cls_rule.wc.nw_dst_mask = htonl(UINT32_MAX); + } else if (f_idx == CLS_F_IDX_VLAN_TCI) { + rule->cls_rule.wc.vlan_tci_mask = htons(UINT16_MAX); } else { - int value_idx = (value_pat & (1u << f_idx)) != 0; - memcpy((char *) &flow + f->ofs, values[f_idx][value_idx], f->len); + NOT_REACHED(); } } - - rule = xzalloc(sizeof *rule); - flow_wildcards_init(&wc, wildcards); - cls_rule_init(&flow, &wc, !wildcards ? UINT_MAX : priority, - &rule->cls_rule); return rule; }