--- /dev/null
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <rte_acl.h>
+#include <getopt.h>
+#include <string.h>
+
+#include <rte_cycles.h>
+#include <rte_per_lcore.h>
+#include <rte_lcore.h>
+#include <rte_ip.h>
+
+#define PRINT_USAGE_START "%s [EAL options]\n"
+
+#define RTE_LOGTYPE_TESTACL RTE_LOGTYPE_USER1
+
+#define APP_NAME "TESTACL"
+
+#define GET_CB_FIELD(in, fd, base, lim, dlm) do { \
+ unsigned long val; \
+ char *end_fld; \
+ errno = 0; \
+ val = strtoul((in), &end_fld, (base)); \
+ if (errno != 0 || end_fld[0] != (dlm) || val > (lim)) \
+ return -EINVAL; \
+ (fd) = (typeof(fd))val; \
+ (in) = end_fld + 1; \
+} while (0)
+
+#define OPT_RULE_FILE "rulesf"
+#define OPT_TRACE_FILE "tracef"
+#define OPT_RULE_NUM "rulenum"
+#define OPT_TRACE_NUM "tracenum"
+#define OPT_TRACE_STEP "tracestep"
+#define OPT_SEARCH_ALG "alg"
+#define OPT_BLD_CATEGORIES "bldcat"
+#define OPT_RUN_CATEGORIES "runcat"
+#define OPT_MAX_SIZE "maxsize"
+#define OPT_ITER_NUM "iter"
+#define OPT_VERBOSE "verbose"
+#define OPT_IPV6 "ipv6"
+
+#define TRACE_DEFAULT_NUM 0x10000
+#define TRACE_STEP_MAX 0x1000
+#define TRACE_STEP_DEF 0x100
+
+#define RULE_NUM 0x10000
+
+enum {
+ DUMP_NONE,
+ DUMP_SEARCH,
+ DUMP_PKT,
+ DUMP_MAX
+};
+
+struct acl_alg {
+ const char *name;
+ enum rte_acl_classify_alg alg;
+};
+
+static const struct acl_alg acl_alg[] = {
+ {
+ .name = "scalar",
+ .alg = RTE_ACL_CLASSIFY_SCALAR,
+ },
+ {
+ .name = "sse",
+ .alg = RTE_ACL_CLASSIFY_SSE,
+ },
+ {
+ .name = "avx2",
+ .alg = RTE_ACL_CLASSIFY_AVX2,
+ },
+ {
+ .name = "neon",
+ .alg = RTE_ACL_CLASSIFY_NEON,
+ },
+};
+
+static struct {
+ const char *prgname;
+ const char *rule_file;
+ const char *trace_file;
+ size_t max_size;
+ uint32_t bld_categories;
+ uint32_t run_categories;
+ uint32_t nb_rules;
+ uint32_t nb_traces;
+ uint32_t trace_step;
+ uint32_t trace_sz;
+ uint32_t iter_num;
+ uint32_t verbose;
+ uint32_t ipv6;
+ struct acl_alg alg;
+ uint32_t used_traces;
+ void *traces;
+ struct rte_acl_ctx *acx;
+} config = {
+ .bld_categories = 3,
+ .run_categories = 1,
+ .nb_rules = RULE_NUM,
+ .nb_traces = TRACE_DEFAULT_NUM,
+ .trace_step = TRACE_STEP_DEF,
+ .iter_num = 1,
+ .verbose = DUMP_MAX,
+ .alg = {
+ .name = "default",
+ .alg = RTE_ACL_CLASSIFY_DEFAULT,
+ },
+ .ipv6 = 0
+};
+
+static struct rte_acl_param prm = {
+ .name = APP_NAME,
+ .socket_id = SOCKET_ID_ANY,
+};
+
+/*
+ * Rule and trace formats definitions.
+ */
+
+struct ipv4_5tuple {
+ uint8_t proto;
+ uint32_t ip_src;
+ uint32_t ip_dst;
+ uint16_t port_src;
+ uint16_t port_dst;
+};
+
+enum {
+ PROTO_FIELD_IPV4,
+ SRC_FIELD_IPV4,
+ DST_FIELD_IPV4,
+ SRCP_FIELD_IPV4,
+ DSTP_FIELD_IPV4,
+ NUM_FIELDS_IPV4
+};
+
+/*
+ * That effectively defines order of IPV4VLAN classifications:
+ * - PROTO
+ * - VLAN (TAG and DOMAIN)
+ * - SRC IP ADDRESS
+ * - DST IP ADDRESS
+ * - PORTS (SRC and DST)
+ */
+enum {
+ RTE_ACL_IPV4VLAN_PROTO,
+ RTE_ACL_IPV4VLAN_VLAN,
+ RTE_ACL_IPV4VLAN_SRC,
+ RTE_ACL_IPV4VLAN_DST,
+ RTE_ACL_IPV4VLAN_PORTS,
+ RTE_ACL_IPV4VLAN_NUM
+};
+
+struct rte_acl_field_def ipv4_defs[NUM_FIELDS_IPV4] = {
+ {
+ .type = RTE_ACL_FIELD_TYPE_BITMASK,
+ .size = sizeof(uint8_t),
+ .field_index = PROTO_FIELD_IPV4,
+ .input_index = RTE_ACL_IPV4VLAN_PROTO,
+ .offset = offsetof(struct ipv4_5tuple, proto),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = SRC_FIELD_IPV4,
+ .input_index = RTE_ACL_IPV4VLAN_SRC,
+ .offset = offsetof(struct ipv4_5tuple, ip_src),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = DST_FIELD_IPV4,
+ .input_index = RTE_ACL_IPV4VLAN_DST,
+ .offset = offsetof(struct ipv4_5tuple, ip_dst),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_RANGE,
+ .size = sizeof(uint16_t),
+ .field_index = SRCP_FIELD_IPV4,
+ .input_index = RTE_ACL_IPV4VLAN_PORTS,
+ .offset = offsetof(struct ipv4_5tuple, port_src),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_RANGE,
+ .size = sizeof(uint16_t),
+ .field_index = DSTP_FIELD_IPV4,
+ .input_index = RTE_ACL_IPV4VLAN_PORTS,
+ .offset = offsetof(struct ipv4_5tuple, port_dst),
+ },
+};
+
+#define IPV6_ADDR_LEN 16
+#define IPV6_ADDR_U16 (IPV6_ADDR_LEN / sizeof(uint16_t))
+#define IPV6_ADDR_U32 (IPV6_ADDR_LEN / sizeof(uint32_t))
+
+struct ipv6_5tuple {
+ uint8_t proto;
+ uint32_t ip_src[IPV6_ADDR_U32];
+ uint32_t ip_dst[IPV6_ADDR_U32];
+ uint16_t port_src;
+ uint16_t port_dst;
+};
+
+enum {
+ PROTO_FIELD_IPV6,
+ SRC1_FIELD_IPV6,
+ SRC2_FIELD_IPV6,
+ SRC3_FIELD_IPV6,
+ SRC4_FIELD_IPV6,
+ DST1_FIELD_IPV6,
+ DST2_FIELD_IPV6,
+ DST3_FIELD_IPV6,
+ DST4_FIELD_IPV6,
+ SRCP_FIELD_IPV6,
+ DSTP_FIELD_IPV6,
+ NUM_FIELDS_IPV6
+};
+
+struct rte_acl_field_def ipv6_defs[NUM_FIELDS_IPV6] = {
+ {
+ .type = RTE_ACL_FIELD_TYPE_BITMASK,
+ .size = sizeof(uint8_t),
+ .field_index = PROTO_FIELD_IPV6,
+ .input_index = PROTO_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, proto),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = SRC1_FIELD_IPV6,
+ .input_index = SRC1_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, ip_src[0]),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = SRC2_FIELD_IPV6,
+ .input_index = SRC2_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, ip_src[1]),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = SRC3_FIELD_IPV6,
+ .input_index = SRC3_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, ip_src[2]),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = SRC4_FIELD_IPV6,
+ .input_index = SRC4_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, ip_src[3]),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = DST1_FIELD_IPV6,
+ .input_index = DST1_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, ip_dst[0]),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = DST2_FIELD_IPV6,
+ .input_index = DST2_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, ip_dst[1]),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = DST3_FIELD_IPV6,
+ .input_index = DST3_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, ip_dst[2]),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = DST4_FIELD_IPV6,
+ .input_index = DST4_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, ip_dst[3]),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_RANGE,
+ .size = sizeof(uint16_t),
+ .field_index = SRCP_FIELD_IPV6,
+ .input_index = SRCP_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, port_src),
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_RANGE,
+ .size = sizeof(uint16_t),
+ .field_index = DSTP_FIELD_IPV6,
+ .input_index = SRCP_FIELD_IPV6,
+ .offset = offsetof(struct ipv6_5tuple, port_dst),
+ },
+};
+
+
+enum {
+ CB_FLD_SRC_ADDR,
+ CB_FLD_DST_ADDR,
+ CB_FLD_SRC_PORT_LOW,
+ CB_FLD_SRC_PORT_DLM,
+ CB_FLD_SRC_PORT_HIGH,
+ CB_FLD_DST_PORT_LOW,
+ CB_FLD_DST_PORT_DLM,
+ CB_FLD_DST_PORT_HIGH,
+ CB_FLD_PROTO,
+ CB_FLD_NUM,
+};
+
+enum {
+ CB_TRC_SRC_ADDR,
+ CB_TRC_DST_ADDR,
+ CB_TRC_SRC_PORT,
+ CB_TRC_DST_PORT,
+ CB_TRC_PROTO,
+ CB_TRC_NUM,
+};
+
+RTE_ACL_RULE_DEF(acl_rule, RTE_ACL_MAX_FIELDS);
+
+static const char cb_port_delim[] = ":";
+
+static char line[LINE_MAX];
+
+#define dump_verbose(lvl, fh, fmt, args...) do { \
+ if ((lvl) <= (int32_t)config.verbose) \
+ fprintf(fh, fmt, ##args); \
+} while (0)
+
+
+/*
+ * Parse ClassBench input trace (test vectors and expected results) file.
+ * Expected format:
+ * <src_ipv4_addr> <space> <dst_ipv4_addr> <space> \
+ * <src_port> <space> <dst_port> <space> <proto>
+ */
+static int
+parse_cb_ipv4_trace(char *str, struct ipv4_5tuple *v)
+{
+ int i;
+ char *s, *sp, *in[CB_TRC_NUM];
+ static const char *dlm = " \t\n";
+
+ s = str;
+ for (i = 0; i != RTE_DIM(in); i++) {
+ in[i] = strtok_r(s, dlm, &sp);
+ if (in[i] == NULL)
+ return -EINVAL;
+ s = NULL;
+ }
+
+ GET_CB_FIELD(in[CB_TRC_SRC_ADDR], v->ip_src, 0, UINT32_MAX, 0);
+ GET_CB_FIELD(in[CB_TRC_DST_ADDR], v->ip_dst, 0, UINT32_MAX, 0);
+ GET_CB_FIELD(in[CB_TRC_SRC_PORT], v->port_src, 0, UINT16_MAX, 0);
+ GET_CB_FIELD(in[CB_TRC_DST_PORT], v->port_dst, 0, UINT16_MAX, 0);
+ GET_CB_FIELD(in[CB_TRC_PROTO], v->proto, 0, UINT8_MAX, 0);
+
+ /* convert to network byte order. */
+ v->ip_src = rte_cpu_to_be_32(v->ip_src);
+ v->ip_dst = rte_cpu_to_be_32(v->ip_dst);
+ v->port_src = rte_cpu_to_be_16(v->port_src);
+ v->port_dst = rte_cpu_to_be_16(v->port_dst);
+
+ return 0;
+}
+
+/*
+ * Parses IPV6 address, exepcts the following format:
+ * XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX (where X - is a hexedecimal digit).
+ */
+static int
+parse_ipv6_addr(const char *in, const char **end, uint32_t v[IPV6_ADDR_U32],
+ char dlm)
+{
+ uint32_t addr[IPV6_ADDR_U16];
+
+ GET_CB_FIELD(in, addr[0], 16, UINT16_MAX, ':');
+ GET_CB_FIELD(in, addr[1], 16, UINT16_MAX, ':');
+ GET_CB_FIELD(in, addr[2], 16, UINT16_MAX, ':');
+ GET_CB_FIELD(in, addr[3], 16, UINT16_MAX, ':');
+ GET_CB_FIELD(in, addr[4], 16, UINT16_MAX, ':');
+ GET_CB_FIELD(in, addr[5], 16, UINT16_MAX, ':');
+ GET_CB_FIELD(in, addr[6], 16, UINT16_MAX, ':');
+ GET_CB_FIELD(in, addr[7], 16, UINT16_MAX, dlm);
+
+ *end = in;
+
+ v[0] = (addr[0] << 16) + addr[1];
+ v[1] = (addr[2] << 16) + addr[3];
+ v[2] = (addr[4] << 16) + addr[5];
+ v[3] = (addr[6] << 16) + addr[7];
+
+ return 0;
+}
+
+static int
+parse_cb_ipv6_addr_trace(const char *in, uint32_t v[IPV6_ADDR_U32])
+{
+ int32_t rc;
+ const char *end;
+
+ rc = parse_ipv6_addr(in, &end, v, 0);
+ if (rc != 0)
+ return rc;
+
+ v[0] = rte_cpu_to_be_32(v[0]);
+ v[1] = rte_cpu_to_be_32(v[1]);
+ v[2] = rte_cpu_to_be_32(v[2]);
+ v[3] = rte_cpu_to_be_32(v[3]);
+
+ return 0;
+}
+
+/*
+ * Parse ClassBench input trace (test vectors and expected results) file.
+ * Expected format:
+ * <src_ipv6_addr> <space> <dst_ipv6_addr> <space> \
+ * <src_port> <space> <dst_port> <space> <proto>
+ */
+static int
+parse_cb_ipv6_trace(char *str, struct ipv6_5tuple *v)
+{
+ int32_t i, rc;
+ char *s, *sp, *in[CB_TRC_NUM];
+ static const char *dlm = " \t\n";
+
+ s = str;
+ for (i = 0; i != RTE_DIM(in); i++) {
+ in[i] = strtok_r(s, dlm, &sp);
+ if (in[i] == NULL)
+ return -EINVAL;
+ s = NULL;
+ }
+
+ /* get ip6 src address. */
+ rc = parse_cb_ipv6_addr_trace(in[CB_TRC_SRC_ADDR], v->ip_src);
+ if (rc != 0)
+ return rc;
+
+ /* get ip6 dst address. */
+ rc = parse_cb_ipv6_addr_trace(in[CB_TRC_DST_ADDR], v->ip_dst);
+ if (rc != 0)
+ return rc;
+
+ GET_CB_FIELD(in[CB_TRC_SRC_PORT], v->port_src, 0, UINT16_MAX, 0);
+ GET_CB_FIELD(in[CB_TRC_DST_PORT], v->port_dst, 0, UINT16_MAX, 0);
+ GET_CB_FIELD(in[CB_TRC_PROTO], v->proto, 0, UINT8_MAX, 0);
+
+ /* convert to network byte order. */
+ v->port_src = rte_cpu_to_be_16(v->port_src);
+ v->port_dst = rte_cpu_to_be_16(v->port_dst);
+
+ return 0;
+}
+
+static void
+tracef_init(void)
+{
+ static const char name[] = APP_NAME;
+ FILE *f;
+ size_t sz;
+ uint32_t n;
+ struct ipv4_5tuple *v;
+ struct ipv6_5tuple *w;
+
+ sz = config.nb_traces * (config.ipv6 ? sizeof(*w) : sizeof(*v));
+ config.traces = rte_zmalloc_socket(name, sz, RTE_CACHE_LINE_SIZE,
+ SOCKET_ID_ANY);
+ if (config.traces == NULL)
+ rte_exit(EXIT_FAILURE, "Cannot allocate %zu bytes for "
+ "requested %u number of trace records\n",
+ sz, config.nb_traces);
+
+ f = fopen(config.trace_file, "r");
+ if (f == NULL)
+ rte_exit(-EINVAL, "failed to open file: %s\n",
+ config.trace_file);
+
+ v = config.traces;
+ w = config.traces;
+ for (n = 0; n != config.nb_traces; n++) {
+
+ if (fgets(line, sizeof(line), f) == NULL)
+ break;
+
+ if (config.ipv6) {
+ if (parse_cb_ipv6_trace(line, w + n) != 0)
+ rte_exit(EXIT_FAILURE,
+ "%s: failed to parse ipv6 trace "
+ "record at line %u\n",
+ config.trace_file, n + 1);
+ } else {
+ if (parse_cb_ipv4_trace(line, v + n) != 0)
+ rte_exit(EXIT_FAILURE,
+ "%s: failed to parse ipv4 trace "
+ "record at line %u\n",
+ config.trace_file, n + 1);
+ }
+ }
+
+ config.used_traces = n;
+ fclose(f);
+}
+
+static int
+parse_ipv6_net(const char *in, struct rte_acl_field field[4])
+{
+ int32_t rc;
+ const char *mp;
+ uint32_t i, m, v[4];
+ const uint32_t nbu32 = sizeof(uint32_t) * CHAR_BIT;
+
+ /* get address. */
+ rc = parse_ipv6_addr(in, &mp, v, '/');
+ if (rc != 0)
+ return rc;
+
+ /* get mask. */
+ GET_CB_FIELD(mp, m, 0, CHAR_BIT * sizeof(v), 0);
+
+ /* put all together. */
+ for (i = 0; i != RTE_DIM(v); i++) {
+ if (m >= (i + 1) * nbu32)
+ field[i].mask_range.u32 = nbu32;
+ else
+ field[i].mask_range.u32 = m > (i * nbu32) ?
+ m - (i * 32) : 0;
+
+ field[i].value.u32 = v[i];
+ }
+
+ return 0;
+}
+
+
+static int
+parse_cb_ipv6_rule(char *str, struct acl_rule *v)
+{
+ int i, rc;
+ char *s, *sp, *in[CB_FLD_NUM];
+ static const char *dlm = " \t\n";
+
+ /*
+ * Skip leading '@'
+ */
+ if (strchr(str, '@') != str)
+ return -EINVAL;
+
+ s = str + 1;
+
+ for (i = 0; i != RTE_DIM(in); i++) {
+ in[i] = strtok_r(s, dlm, &sp);
+ if (in[i] == NULL)
+ return -EINVAL;
+ s = NULL;
+ }
+
+ rc = parse_ipv6_net(in[CB_FLD_SRC_ADDR], v->field + SRC1_FIELD_IPV6);
+ if (rc != 0) {
+ RTE_LOG(ERR, TESTACL,
+ "failed to read source address/mask: %s\n",
+ in[CB_FLD_SRC_ADDR]);
+ return rc;
+ }
+
+ rc = parse_ipv6_net(in[CB_FLD_DST_ADDR], v->field + DST1_FIELD_IPV6);
+ if (rc != 0) {
+ RTE_LOG(ERR, TESTACL,
+ "failed to read destination address/mask: %s\n",
+ in[CB_FLD_DST_ADDR]);
+ return rc;
+ }
+
+ /* source port. */
+ GET_CB_FIELD(in[CB_FLD_SRC_PORT_LOW],
+ v->field[SRCP_FIELD_IPV6].value.u16,
+ 0, UINT16_MAX, 0);
+ GET_CB_FIELD(in[CB_FLD_SRC_PORT_HIGH],
+ v->field[SRCP_FIELD_IPV6].mask_range.u16,
+ 0, UINT16_MAX, 0);
+
+ if (strncmp(in[CB_FLD_SRC_PORT_DLM], cb_port_delim,
+ sizeof(cb_port_delim)) != 0)
+ return -EINVAL;
+
+ /* destination port. */
+ GET_CB_FIELD(in[CB_FLD_DST_PORT_LOW],
+ v->field[DSTP_FIELD_IPV6].value.u16,
+ 0, UINT16_MAX, 0);
+ GET_CB_FIELD(in[CB_FLD_DST_PORT_HIGH],
+ v->field[DSTP_FIELD_IPV6].mask_range.u16,
+ 0, UINT16_MAX, 0);
+
+ if (strncmp(in[CB_FLD_DST_PORT_DLM], cb_port_delim,
+ sizeof(cb_port_delim)) != 0)
+ return -EINVAL;
+
+ GET_CB_FIELD(in[CB_FLD_PROTO], v->field[PROTO_FIELD_IPV6].value.u8,
+ 0, UINT8_MAX, '/');
+ GET_CB_FIELD(in[CB_FLD_PROTO], v->field[PROTO_FIELD_IPV6].mask_range.u8,
+ 0, UINT8_MAX, 0);
+
+ return 0;
+}
+
+static int
+parse_ipv4_net(const char *in, uint32_t *addr, uint32_t *mask_len)
+{
+ uint8_t a, b, c, d, m;
+
+ GET_CB_FIELD(in, a, 0, UINT8_MAX, '.');
+ GET_CB_FIELD(in, b, 0, UINT8_MAX, '.');
+ GET_CB_FIELD(in, c, 0, UINT8_MAX, '.');
+ GET_CB_FIELD(in, d, 0, UINT8_MAX, '/');
+ GET_CB_FIELD(in, m, 0, sizeof(uint32_t) * CHAR_BIT, 0);
+
+ addr[0] = IPv4(a, b, c, d);
+ mask_len[0] = m;
+
+ return 0;
+}
+/*
+ * Parse ClassBench rules file.
+ * Expected format:
+ * '@'<src_ipv4_addr>'/'<masklen> <space> \
+ * <dst_ipv4_addr>'/'<masklen> <space> \
+ * <src_port_low> <space> ":" <src_port_high> <space> \
+ * <dst_port_low> <space> ":" <dst_port_high> <space> \
+ * <proto>'/'<mask>
+ */
+static int
+parse_cb_ipv4_rule(char *str, struct acl_rule *v)
+{
+ int i, rc;
+ char *s, *sp, *in[CB_FLD_NUM];
+ static const char *dlm = " \t\n";
+
+ /*
+ * Skip leading '@'
+ */
+ if (strchr(str, '@') != str)
+ return -EINVAL;
+
+ s = str + 1;
+
+ for (i = 0; i != RTE_DIM(in); i++) {
+ in[i] = strtok_r(s, dlm, &sp);
+ if (in[i] == NULL)
+ return -EINVAL;
+ s = NULL;
+ }
+
+ rc = parse_ipv4_net(in[CB_FLD_SRC_ADDR],
+ &v->field[SRC_FIELD_IPV4].value.u32,
+ &v->field[SRC_FIELD_IPV4].mask_range.u32);
+ if (rc != 0) {
+ RTE_LOG(ERR, TESTACL,
+ "failed to read source address/mask: %s\n",
+ in[CB_FLD_SRC_ADDR]);
+ return rc;
+ }
+
+ rc = parse_ipv4_net(in[CB_FLD_DST_ADDR],
+ &v->field[DST_FIELD_IPV4].value.u32,
+ &v->field[DST_FIELD_IPV4].mask_range.u32);
+ if (rc != 0) {
+ RTE_LOG(ERR, TESTACL,
+ "failed to read destination address/mask: %s\n",
+ in[CB_FLD_DST_ADDR]);
+ return rc;
+ }
+
+ /* source port. */
+ GET_CB_FIELD(in[CB_FLD_SRC_PORT_LOW],
+ v->field[SRCP_FIELD_IPV4].value.u16,
+ 0, UINT16_MAX, 0);
+ GET_CB_FIELD(in[CB_FLD_SRC_PORT_HIGH],
+ v->field[SRCP_FIELD_IPV4].mask_range.u16,
+ 0, UINT16_MAX, 0);
+
+ if (strncmp(in[CB_FLD_SRC_PORT_DLM], cb_port_delim,
+ sizeof(cb_port_delim)) != 0)
+ return -EINVAL;
+
+ /* destination port. */
+ GET_CB_FIELD(in[CB_FLD_DST_PORT_LOW],
+ v->field[DSTP_FIELD_IPV4].value.u16,
+ 0, UINT16_MAX, 0);
+ GET_CB_FIELD(in[CB_FLD_DST_PORT_HIGH],
+ v->field[DSTP_FIELD_IPV4].mask_range.u16,
+ 0, UINT16_MAX, 0);
+
+ if (strncmp(in[CB_FLD_DST_PORT_DLM], cb_port_delim,
+ sizeof(cb_port_delim)) != 0)
+ return -EINVAL;
+
+ GET_CB_FIELD(in[CB_FLD_PROTO], v->field[PROTO_FIELD_IPV4].value.u8,
+ 0, UINT8_MAX, '/');
+ GET_CB_FIELD(in[CB_FLD_PROTO], v->field[PROTO_FIELD_IPV4].mask_range.u8,
+ 0, UINT8_MAX, 0);
+
+ return 0;
+}
+
+typedef int (*parse_5tuple)(char *text, struct acl_rule *rule);
+
+static int
+add_cb_rules(FILE *f, struct rte_acl_ctx *ctx)
+{
+ int rc;
+ uint32_t n;
+ struct acl_rule v;
+ parse_5tuple parser;
+
+ memset(&v, 0, sizeof(v));
+ parser = (config.ipv6 != 0) ? parse_cb_ipv6_rule : parse_cb_ipv4_rule;
+
+ for (n = 1; fgets(line, sizeof(line), f) != NULL; n++) {
+
+ rc = parser(line, &v);
+ if (rc != 0) {
+ RTE_LOG(ERR, TESTACL, "line %u: parse_cb_ipv4vlan_rule"
+ " failed, error code: %d (%s)\n",
+ n, rc, strerror(-rc));
+ return rc;
+ }
+
+ v.data.category_mask = RTE_LEN2MASK(RTE_ACL_MAX_CATEGORIES,
+ typeof(v.data.category_mask));
+ v.data.priority = RTE_ACL_MAX_PRIORITY - n;
+ v.data.userdata = n;
+
+ rc = rte_acl_add_rules(ctx, (struct rte_acl_rule *)&v, 1);
+ if (rc != 0) {
+ RTE_LOG(ERR, TESTACL, "line %u: failed to add rules "
+ "into ACL context, error code: %d (%s)\n",
+ n, rc, strerror(-rc));
+ return rc;
+ }
+ }
+
+ return 0;
+}
+
+static void
+acx_init(void)
+{
+ int ret;
+ FILE *f;
+ struct rte_acl_config cfg;
+
+ memset(&cfg, 0, sizeof(cfg));
+
+ /* setup ACL build config. */
+ if (config.ipv6) {
+ cfg.num_fields = RTE_DIM(ipv6_defs);
+ memcpy(&cfg.defs, ipv6_defs, sizeof(ipv6_defs));
+ } else {
+ cfg.num_fields = RTE_DIM(ipv4_defs);
+ memcpy(&cfg.defs, ipv4_defs, sizeof(ipv4_defs));
+ }
+ cfg.num_categories = config.bld_categories;
+ cfg.max_size = config.max_size;
+
+ /* setup ACL creation parameters. */
+ prm.rule_size = RTE_ACL_RULE_SZ(cfg.num_fields);
+ prm.max_rule_num = config.nb_rules;
+
+ config.acx = rte_acl_create(&prm);
+ if (config.acx == NULL)
+ rte_exit(rte_errno, "failed to create ACL context\n");
+
+ /* set default classify method for this context. */
+ if (config.alg.alg != RTE_ACL_CLASSIFY_DEFAULT) {
+ ret = rte_acl_set_ctx_classify(config.acx, config.alg.alg);
+ if (ret != 0)
+ rte_exit(ret, "failed to setup %s method "
+ "for ACL context\n", config.alg.name);
+ }
+
+ /* add ACL rules. */
+ f = fopen(config.rule_file, "r");
+ if (f == NULL)
+ rte_exit(-EINVAL, "failed to open file %s\n",
+ config.rule_file);
+
+ ret = add_cb_rules(f, config.acx);
+ if (ret != 0)
+ rte_exit(ret, "failed to add rules into ACL context\n");
+
+ fclose(f);
+
+ /* perform build. */
+ ret = rte_acl_build(config.acx, &cfg);
+
+ dump_verbose(DUMP_NONE, stdout,
+ "rte_acl_build(%u) finished with %d\n",
+ config.bld_categories, ret);
+
+ rte_acl_dump(config.acx);
+
+ if (ret != 0)
+ rte_exit(ret, "failed to build search context\n");
+}
+
+static uint32_t
+search_ip5tuples_once(uint32_t categories, uint32_t step, const char *alg)
+{
+ int ret;
+ uint32_t i, j, k, n, r;
+ const uint8_t *data[step], *v;
+ uint32_t results[step * categories];
+
+ v = config.traces;
+ for (i = 0; i != config.used_traces; i += n) {
+
+ n = RTE_MIN(step, config.used_traces - i);
+
+ for (j = 0; j != n; j++) {
+ data[j] = v;
+ v += config.trace_sz;
+ }
+
+ ret = rte_acl_classify(config.acx, data, results,
+ n, categories);
+
+ if (ret != 0)
+ rte_exit(ret, "classify for ipv%c_5tuples returns %d\n",
+ config.ipv6 ? '6' : '4', ret);
+
+ for (r = 0, j = 0; j != n; j++) {
+ for (k = 0; k != categories; k++, r++) {
+ dump_verbose(DUMP_PKT, stdout,
+ "ipv%c_5tuple: %u, category: %u, "
+ "result: %u\n",
+ config.ipv6 ? '6' : '4',
+ i + j + 1, k, results[r] - 1);
+ }
+
+ }
+ }
+
+ dump_verbose(DUMP_SEARCH, stdout,
+ "%s(%u, %u, %s) returns %u\n", __func__,
+ categories, step, alg, i);
+ return i;
+}
+
+static int
+search_ip5tuples(__attribute__((unused)) void *arg)
+{
+ uint64_t pkt, start, tm;
+ uint32_t i, lcore;
+
+ lcore = rte_lcore_id();
+ start = rte_rdtsc();
+ pkt = 0;
+
+ for (i = 0; i != config.iter_num; i++) {
+ pkt += search_ip5tuples_once(config.run_categories,
+ config.trace_step, config.alg.name);
+ }
+
+ tm = rte_rdtsc() - start;
+ dump_verbose(DUMP_NONE, stdout,
+ "%s @lcore %u: %" PRIu32 " iterations, %" PRIu64 " pkts, %"
+ PRIu32 " categories, %" PRIu64 " cycles, %#Lf cycles/pkt\n",
+ __func__, lcore, i, pkt, config.run_categories,
+ tm, (long double)tm / pkt);
+
+ return 0;
+}
+
+static unsigned long
+get_ulong_opt(const char *opt, const char *name, size_t min, size_t max)
+{
+ unsigned long val;
+ char *end;
+
+ errno = 0;
+ val = strtoul(opt, &end, 0);
+ if (errno != 0 || end[0] != 0 || val > max || val < min)
+ rte_exit(-EINVAL, "invalid value: \"%s\" for option: %s\n",
+ opt, name);
+ return val;
+}
+
+static void
+get_alg_opt(const char *opt, const char *name)
+{
+ uint32_t i;
+
+ for (i = 0; i != RTE_DIM(acl_alg); i++) {
+ if (strcmp(opt, acl_alg[i].name) == 0) {
+ config.alg = acl_alg[i];
+ return;
+ }
+ }
+
+ rte_exit(-EINVAL, "invalid value: \"%s\" for option: %s\n",
+ opt, name);
+}
+
+static void
+print_usage(const char *prgname)
+{
+ uint32_t i, n, rc;
+ char buf[PATH_MAX];
+
+ n = 0;
+ buf[0] = 0;
+
+ for (i = 0; i < RTE_DIM(acl_alg) - 1; i++) {
+ rc = snprintf(buf + n, sizeof(buf) - n, "%s|",
+ acl_alg[i].name);
+ if (rc > sizeof(buf) - n)
+ break;
+ n += rc;
+ }
+
+ snprintf(buf + n, sizeof(buf) - n, "%s", acl_alg[i].name);
+
+ fprintf(stdout,
+ PRINT_USAGE_START
+ "--" OPT_RULE_FILE "=<rules set file>\n"
+ "[--" OPT_TRACE_FILE "=<input traces file>]\n"
+ "[--" OPT_RULE_NUM
+ "=<maximum number of rules for ACL context>]\n"
+ "[--" OPT_TRACE_NUM
+ "=<number of traces to read binary file in>]\n"
+ "[--" OPT_TRACE_STEP
+ "=<number of traces to classify per one call>]\n"
+ "[--" OPT_BLD_CATEGORIES
+ "=<number of categories to build with>]\n"
+ "[--" OPT_RUN_CATEGORIES
+ "=<number of categories to run with> "
+ "should be either 1 or multiple of %zu, "
+ "but not greater then %u]\n"
+ "[--" OPT_MAX_SIZE
+ "=<size limit (in bytes) for runtime ACL strucutures> "
+ "leave 0 for default behaviour]\n"
+ "[--" OPT_ITER_NUM "=<number of iterations to perform>]\n"
+ "[--" OPT_VERBOSE "=<verbose level>]\n"
+ "[--" OPT_SEARCH_ALG "=%s]\n"
+ "[--" OPT_IPV6 "=<IPv6 rules and trace files>]\n",
+ prgname, RTE_ACL_RESULTS_MULTIPLIER,
+ (uint32_t)RTE_ACL_MAX_CATEGORIES,
+ buf);
+}
+
+static void
+dump_config(FILE *f)
+{
+ fprintf(f, "%s:\n", __func__);
+ fprintf(f, "%s:%s\n", OPT_RULE_FILE, config.rule_file);
+ fprintf(f, "%s:%s\n", OPT_TRACE_FILE, config.trace_file);
+ fprintf(f, "%s:%u\n", OPT_RULE_NUM, config.nb_rules);
+ fprintf(f, "%s:%u\n", OPT_TRACE_NUM, config.nb_traces);
+ fprintf(f, "%s:%u\n", OPT_TRACE_STEP, config.trace_step);
+ fprintf(f, "%s:%u\n", OPT_BLD_CATEGORIES, config.bld_categories);
+ fprintf(f, "%s:%u\n", OPT_RUN_CATEGORIES, config.run_categories);
+ fprintf(f, "%s:%zu\n", OPT_MAX_SIZE, config.max_size);
+ fprintf(f, "%s:%u\n", OPT_ITER_NUM, config.iter_num);
+ fprintf(f, "%s:%u\n", OPT_VERBOSE, config.verbose);
+ fprintf(f, "%s:%u(%s)\n", OPT_SEARCH_ALG, config.alg.alg,
+ config.alg.name);
+ fprintf(f, "%s:%u\n", OPT_IPV6, config.ipv6);
+}
+
+static void
+check_config(void)
+{
+ if (config.rule_file == NULL) {
+ print_usage(config.prgname);
+ rte_exit(-EINVAL, "mandatory option %s is not specified\n",
+ OPT_RULE_FILE);
+ }
+}
+
+
+static void
+get_input_opts(int argc, char **argv)
+{
+ static struct option lgopts[] = {
+ {OPT_RULE_FILE, 1, 0, 0},
+ {OPT_TRACE_FILE, 1, 0, 0},
+ {OPT_TRACE_NUM, 1, 0, 0},
+ {OPT_RULE_NUM, 1, 0, 0},
+ {OPT_MAX_SIZE, 1, 0, 0},
+ {OPT_TRACE_STEP, 1, 0, 0},
+ {OPT_BLD_CATEGORIES, 1, 0, 0},
+ {OPT_RUN_CATEGORIES, 1, 0, 0},
+ {OPT_ITER_NUM, 1, 0, 0},
+ {OPT_VERBOSE, 1, 0, 0},
+ {OPT_SEARCH_ALG, 1, 0, 0},
+ {OPT_IPV6, 0, 0, 0},
+ {NULL, 0, 0, 0}
+ };
+
+ int opt, opt_idx;
+
+ while ((opt = getopt_long(argc, argv, "", lgopts, &opt_idx)) != EOF) {
+
+ if (opt != 0) {
+ print_usage(config.prgname);
+ rte_exit(-EINVAL, "unknown option: %c", opt);
+ }
+
+ if (strcmp(lgopts[opt_idx].name, OPT_RULE_FILE) == 0) {
+ config.rule_file = optarg;
+ } else if (strcmp(lgopts[opt_idx].name, OPT_TRACE_FILE) == 0) {
+ config.trace_file = optarg;
+ } else if (strcmp(lgopts[opt_idx].name, OPT_RULE_NUM) == 0) {
+ config.nb_rules = get_ulong_opt(optarg,
+ lgopts[opt_idx].name, 1, RTE_ACL_MAX_INDEX + 1);
+ } else if (strcmp(lgopts[opt_idx].name, OPT_MAX_SIZE) == 0) {
+ config.max_size = get_ulong_opt(optarg,
+ lgopts[opt_idx].name, 0, SIZE_MAX);
+ } else if (strcmp(lgopts[opt_idx].name, OPT_TRACE_NUM) == 0) {
+ config.nb_traces = get_ulong_opt(optarg,
+ lgopts[opt_idx].name, 1, UINT32_MAX);
+ } else if (strcmp(lgopts[opt_idx].name, OPT_TRACE_STEP) == 0) {
+ config.trace_step = get_ulong_opt(optarg,
+ lgopts[opt_idx].name, 1, TRACE_STEP_MAX);
+ } else if (strcmp(lgopts[opt_idx].name,
+ OPT_BLD_CATEGORIES) == 0) {
+ config.bld_categories = get_ulong_opt(optarg,
+ lgopts[opt_idx].name, 1,
+ RTE_ACL_MAX_CATEGORIES);
+ } else if (strcmp(lgopts[opt_idx].name,
+ OPT_RUN_CATEGORIES) == 0) {
+ config.run_categories = get_ulong_opt(optarg,
+ lgopts[opt_idx].name, 1,
+ RTE_ACL_MAX_CATEGORIES);
+ } else if (strcmp(lgopts[opt_idx].name, OPT_ITER_NUM) == 0) {
+ config.iter_num = get_ulong_opt(optarg,
+ lgopts[opt_idx].name, 1, INT32_MAX);
+ } else if (strcmp(lgopts[opt_idx].name, OPT_VERBOSE) == 0) {
+ config.verbose = get_ulong_opt(optarg,
+ lgopts[opt_idx].name, DUMP_NONE, DUMP_MAX);
+ } else if (strcmp(lgopts[opt_idx].name,
+ OPT_SEARCH_ALG) == 0) {
+ get_alg_opt(optarg, lgopts[opt_idx].name);
+ } else if (strcmp(lgopts[opt_idx].name, OPT_IPV6) == 0) {
+ config.ipv6 = 1;
+ }
+ }
+ config.trace_sz = config.ipv6 ? sizeof(struct ipv6_5tuple) :
+ sizeof(struct ipv4_5tuple);
+
+}
+
+int
+main(int argc, char **argv)
+{
+ int ret;
+ uint32_t lcore;
+
+ ret = rte_eal_init(argc, argv);
+ if (ret < 0)
+ rte_panic("Cannot init EAL\n");
+
+ argc -= ret;
+ argv += ret;
+
+ config.prgname = argv[0];
+
+ get_input_opts(argc, argv);
+ dump_config(stdout);
+ check_config();
+
+ acx_init();
+
+ if (config.trace_file != NULL)
+ tracef_init();
+
+ RTE_LCORE_FOREACH_SLAVE(lcore)
+ rte_eal_remote_launch(search_ip5tuples, NULL, lcore);
+
+ search_ip5tuples(NULL);
+
+ rte_eal_mp_wait_lcore();
+
+ rte_acl_free(config.acx);
+ return 0;
+}
Code Review / deb_dpdk.git / blobdiff