From a9c9e9698d5e8260b2c7f627ac9ae3c73ebbb8cb Mon Sep 17 00:00:00 2001 From: Cunming Liang Date: Wed, 12 Nov 2014 14:24:30 +0800 Subject: [PATCH] app/test: allow to create packets of different sizes Add support to allow packet burst generator to create packets in different sizes. Signed-off-by: Cunming Liang Acked-by: Declan Doherty --- app/test/packet_burst_generator.c | 26 +++++++-------------- app/test/packet_burst_generator.h | 11 ++++++--- app/test/test_link_bonding.c | 39 ++++++++++++++++++++----------- 3 files changed, 43 insertions(+), 33 deletions(-) diff --git a/app/test/packet_burst_generator.c b/app/test/packet_burst_generator.c index 9e747a4040..017139b6f1 100644 --- a/app/test/packet_burst_generator.c +++ b/app/test/packet_burst_generator.c @@ -191,20 +191,12 @@ initialize_ipv4_header(struct ipv4_hdr *ip_hdr, uint32_t src_addr, */ #define RTE_MAX_SEGS_PER_PKT 255 /**< pkt.nb_segs is a 8-bit unsigned char. */ -#define TXONLY_DEF_PACKET_LEN 64 -#define TXONLY_DEF_PACKET_LEN_128 128 - -uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; -uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { - TXONLY_DEF_PACKET_LEN_128, -}; - -uint8_t tx_pkt_nb_segs = 1; - int generate_packet_burst(struct rte_mempool *mp, struct rte_mbuf **pkts_burst, - struct ether_hdr *eth_hdr, uint8_t vlan_enabled, void *ip_hdr, - uint8_t ipv4, struct udp_hdr *udp_hdr, int nb_pkt_per_burst) + struct ether_hdr *eth_hdr, uint8_t vlan_enabled, + void *ip_hdr, uint8_t ipv4, struct udp_hdr *udp_hdr, + int nb_pkt_per_burst, uint8_t pkt_len, + uint8_t nb_pkt_segs) { int i, nb_pkt = 0; size_t eth_hdr_size; @@ -221,9 +213,9 @@ nomore_mbuf: break; } - pkt->data_len = tx_pkt_seg_lengths[0]; + pkt->data_len = pkt_len; pkt_seg = pkt; - for (i = 1; i < tx_pkt_nb_segs; i++) { + for (i = 1; i < nb_pkt_segs; i++) { pkt_seg->next = rte_pktmbuf_alloc(mp); if (pkt_seg->next == NULL) { pkt->nb_segs = i; @@ -231,7 +223,7 @@ nomore_mbuf: goto nomore_mbuf; } pkt_seg = pkt_seg->next; - pkt_seg->data_len = tx_pkt_seg_lengths[i]; + pkt_seg->data_len = pkt_len; } pkt_seg->next = NULL; /* Last segment of packet. */ @@ -259,8 +251,8 @@ nomore_mbuf: * Complete first mbuf of packet and append it to the * burst of packets to be transmitted. */ - pkt->nb_segs = tx_pkt_nb_segs; - pkt->pkt_len = tx_pkt_length; + pkt->nb_segs = nb_pkt_segs; + pkt->pkt_len = pkt_len; pkt->l2_len = eth_hdr_size; if (ipv4) { diff --git a/app/test/packet_burst_generator.h b/app/test/packet_burst_generator.h index 5b3cd6cde8..fe992acf98 100644 --- a/app/test/packet_burst_generator.h +++ b/app/test/packet_burst_generator.h @@ -47,10 +47,13 @@ extern "C" { #define IPV4_ADDR(a, b, c, d)(((a & 0xff) << 24) | ((b & 0xff) << 16) | \ ((c & 0xff) << 8) | (d & 0xff)) +#define PACKET_BURST_GEN_PKT_LEN 60 +#define PACKET_BURST_GEN_PKT_LEN_128 128 void initialize_eth_header(struct ether_hdr *eth_hdr, struct ether_addr *src_mac, - struct ether_addr *dst_mac, uint8_t vlan_enabled, uint16_t van_id); + struct ether_addr *dst_mac, uint8_t vlan_enabled, + uint16_t van_id); uint16_t initialize_udp_header(struct udp_hdr *udp_hdr, uint16_t src_port, @@ -67,8 +70,10 @@ initialize_ipv4_header(struct ipv4_hdr *ip_hdr, uint32_t src_addr, int generate_packet_burst(struct rte_mempool *mp, struct rte_mbuf **pkts_burst, - struct ether_hdr *eth_hdr, uint8_t vlan_enabled, void *ip_hdr, - uint8_t ipv4, struct udp_hdr *udp_hdr, int nb_pkt_per_burst); + struct ether_hdr *eth_hdr, uint8_t vlan_enabled, + void *ip_hdr, uint8_t ipv4, struct udp_hdr *udp_hdr, + int nb_pkt_per_burst, uint8_t pkt_len, + uint8_t nb_pkt_segs); #ifdef __cplusplus } diff --git a/app/test/test_link_bonding.c b/app/test/test_link_bonding.c index 214d2a217f..d407e4f292 100644 --- a/app/test/test_link_bonding.c +++ b/app/test/test_link_bonding.c @@ -1192,9 +1192,12 @@ generate_test_burst(struct rte_mbuf **pkts_burst, uint16_t burst_size, } /* Generate burst of packets to transmit */ - generated_burst_size = generate_packet_burst(test_params->mbuf_pool, - pkts_burst, test_params->pkt_eth_hdr, vlan, ip_hdr, ipv4, - test_params->pkt_udp_hdr, burst_size); + generated_burst_size = + generate_packet_burst(test_params->mbuf_pool, + pkts_burst, test_params->pkt_eth_hdr, + vlan, ip_hdr, ipv4, + test_params->pkt_udp_hdr, burst_size, + PACKET_BURST_GEN_PKT_LEN_128, 1); if (generated_burst_size != burst_size) { printf("Failed to generate packet burst"); return -1; @@ -1781,9 +1784,12 @@ test_activebackup_tx_burst(void) } /* Generate a burst of packets to transmit */ - generated_burst_size = generate_packet_burst(test_params->mbuf_pool, - pkts_burst, test_params->pkt_eth_hdr, 0, test_params->pkt_ipv4_hdr, - 1, test_params->pkt_udp_hdr, burst_size); + generated_burst_size = + generate_packet_burst(test_params->mbuf_pool, + pkts_burst, test_params->pkt_eth_hdr, 0, + test_params->pkt_ipv4_hdr, 1, + test_params->pkt_udp_hdr, burst_size, + PACKET_BURST_GEN_PKT_LEN, 1); if (generated_burst_size != burst_size) return -1; @@ -2435,8 +2441,10 @@ test_balance_l2_tx_burst(void) /* Generate a burst 1 of packets to transmit */ if (generate_packet_burst(test_params->mbuf_pool, &pkts_burst[0][0], - test_params->pkt_eth_hdr, 0, test_params->pkt_ipv4_hdr, 1, - test_params->pkt_udp_hdr, burst_size[0]) != burst_size[0]) + test_params->pkt_eth_hdr, 0, + test_params->pkt_ipv4_hdr, 1, + test_params->pkt_udp_hdr, burst_size[0], + PACKET_BURST_GEN_PKT_LEN, 1) != burst_size[0]) return -1; initialize_eth_header(test_params->pkt_eth_hdr, @@ -2444,8 +2452,10 @@ test_balance_l2_tx_burst(void) /* Generate a burst 2 of packets to transmit */ if (generate_packet_burst(test_params->mbuf_pool, &pkts_burst[1][0], - test_params->pkt_eth_hdr, 0, test_params->pkt_ipv4_hdr, 1, - test_params->pkt_udp_hdr, burst_size[1]) != burst_size[1]) + test_params->pkt_eth_hdr, 0, + test_params->pkt_ipv4_hdr, 1, + test_params->pkt_udp_hdr, burst_size[1], + PACKET_BURST_GEN_PKT_LEN, 1) != burst_size[1]) return -1; /* Send burst 1 on bonded port */ @@ -3263,9 +3273,12 @@ test_broadcast_tx_burst(void) } /* Generate a burst of packets to transmit */ - generated_burst_size = generate_packet_burst(test_params->mbuf_pool, - pkts_burst, test_params->pkt_eth_hdr, 0, test_params->pkt_ipv4_hdr, - 1, test_params->pkt_udp_hdr, burst_size); + generated_burst_size = + generate_packet_burst(test_params->mbuf_pool, + pkts_burst, test_params->pkt_eth_hdr, 0, + test_params->pkt_ipv4_hdr, 1, + test_params->pkt_udp_hdr, burst_size, + PACKET_BURST_GEN_PKT_LEN, 1); if (generated_burst_size != burst_size) return -1; -- 2.20.1