Add packet clone operation to the output ports in order to support
packet mirroring.
Signed-off-by: Cristian Dumitrescu <cristian.dumitre...@intel.com>
---
lib/pipeline/rte_swx_pipeline.c | 2 ++
lib/pipeline/rte_swx_pipeline_internal.h | 1 +
lib/port/rte_swx_port.h | 15 ++++++++++
lib/port/rte_swx_port_ethdev.c | 29 ++++++++++++++++++++
lib/port/rte_swx_port_fd.c | 29 ++++++++++++++++++++
lib/port/rte_swx_port_ring.c | 28 +++++++++++++++++++
lib/port/rte_swx_port_source_sink.c | 35 ++++++++++++++++++++++++
7 files changed, 139 insertions(+)
diff --git a/lib/pipeline/rte_swx_pipeline.c b/lib/pipeline/rte_swx_pipeline.c
index 8c4670e111..bde20c5660 100644
--- a/lib/pipeline/rte_swx_pipeline.c
+++ b/lib/pipeline/rte_swx_pipeline.c
@@ -423,6 +423,7 @@ rte_swx_pipeline_port_out_type_register(struct
rte_swx_pipeline *p,
CHECK(ops->create, EINVAL);
CHECK(ops->free, EINVAL);
CHECK(ops->pkt_tx, EINVAL);
+ CHECK(ops->pkt_clone_tx, EINVAL);
CHECK(ops->stats_read, EINVAL);
CHECK(!port_out_type_find(p, name), EEXIST);
@@ -509,6 +510,7 @@ port_out_build(struct rte_swx_pipeline *p)
struct port_out_runtime *out = &p->out[port->id];
out->pkt_tx = port->type->ops.pkt_tx;
+ out->pkt_clone_tx = port->type->ops.pkt_clone_tx;
out->flush = port->type->ops.flush;
out->obj = port->obj;
}
diff --git a/lib/pipeline/rte_swx_pipeline_internal.h
b/lib/pipeline/rte_swx_pipeline_internal.h
index da3e88bfa8..6ccd9948fa 100644
--- a/lib/pipeline/rte_swx_pipeline_internal.h
+++ b/lib/pipeline/rte_swx_pipeline_internal.h
@@ -104,6 +104,7 @@ TAILQ_HEAD(port_out_tailq, port_out);
struct port_out_runtime {
rte_swx_port_out_pkt_tx_t pkt_tx;
+ rte_swx_port_out_pkt_clone_tx_t pkt_clone_tx;
rte_swx_port_out_flush_t flush;
void *obj;
};
diff --git a/lib/port/rte_swx_port.h b/lib/port/rte_swx_port.h
index ecf109d2ca..e305a580fe 100644
--- a/lib/port/rte_swx_port.h
+++ b/lib/port/rte_swx_port.h
@@ -147,6 +147,18 @@ typedef void
(*rte_swx_port_out_pkt_tx_t)(void *port,
struct rte_swx_pkt *pkt);
+/**
+ * Output port packet clone and transmit
+ *
+ * @param[in] port
+ * Output port handle.
+ * @param[in] pkt
+ * Packet to be transmitted.
+ */
+typedef void
+(*rte_swx_port_out_pkt_clone_tx_t)(void *port,
+ struct rte_swx_pkt *pkt);
+
/**
* Output port flush
*
@@ -188,6 +200,9 @@ struct rte_swx_port_out_ops {
/** Packet transmission. Must be non-NULL. */
rte_swx_port_out_pkt_tx_t pkt_tx;
+ /** Packet clone transmission. Must be non-NULL. */
+ rte_swx_port_out_pkt_clone_tx_t pkt_clone_tx;
+
/** Flush. May be NULL. */
rte_swx_port_out_flush_t flush;
diff --git a/lib/port/rte_swx_port_ethdev.c b/lib/port/rte_swx_port_ethdev.c
index 18d1c0b5db..a9101e805d 100644
--- a/lib/port/rte_swx_port_ethdev.c
+++ b/lib/port/rte_swx_port_ethdev.c
@@ -264,6 +264,34 @@ writer_pkt_tx(void *port, struct rte_swx_pkt *pkt)
__writer_flush(p);
}
+static void
+writer_pkt_clone_tx(void *port, struct rte_swx_pkt *pkt)
+{
+ struct writer *p = port;
+ struct rte_mbuf *m = pkt->handle;
+
+ TRACE("[Ethdev TX port %u queue %u] Pkt %d (%u bytes at offset %u)
(clone)\n",
+ (uint32_t)p->params.port_id,
+ (uint32_t)p->params.queue_id,
+ p->n_pkts - 1,
+ pkt->length,
+ pkt->offset);
+ if (TRACE_LEVEL)
+ rte_hexdump(stdout, NULL, &pkt->pkt[pkt->offset], pkt->length);
+
+ m->pkt_len = pkt->length;
+ m->data_len = (uint16_t)pkt->length;
+ m->data_off = (uint16_t)pkt->offset;
+ rte_mbuf_refcnt_update(m, 1);
+
+ p->stats.n_pkts++;
+ p->stats.n_bytes += pkt->length;
+
+ p->pkts[p->n_pkts++] = m;
+ if (p->n_pkts == (int)p->params.burst_size)
+ __writer_flush(p);
+}
+
static void
writer_flush(void *port)
{
@@ -308,6 +336,7 @@ struct rte_swx_port_out_ops rte_swx_port_ethdev_writer_ops
= {
.create = writer_create,
.free = writer_free,
.pkt_tx = writer_pkt_tx,
+ .pkt_clone_tx = writer_pkt_clone_tx,
.flush = writer_flush,
.stats_read = writer_stats_read,
};
diff --git a/lib/port/rte_swx_port_fd.c b/lib/port/rte_swx_port_fd.c
index 51bcd3bb7b..1806772c04 100644
--- a/lib/port/rte_swx_port_fd.c
+++ b/lib/port/rte_swx_port_fd.c
@@ -249,6 +249,34 @@ writer_pkt_tx(void *port, struct rte_swx_pkt *pkt)
__writer_flush(p);
}
+static void
+writer_pkt_clone_tx(void *port, struct rte_swx_pkt *pkt)
+{
+ struct writer *p = port;
+ struct rte_mbuf *m = pkt->handle;
+
+ TRACE("[FD %u] Pkt %u (%u bytes at offset %u) (clone)\n",
+ (uint32_t)p->params.fd,
+ p->n_pkts - 1,
+ pkt->length,
+ pkt->offset);
+
+ if (TRACE_LEVEL)
+ rte_hexdump(stdout, NULL, &pkt->pkt[pkt->offset], pkt->length);
+
+ m->pkt_len = pkt->length;
+ m->data_len = (uint16_t)pkt->length;
+ m->data_off = (uint16_t)pkt->offset;
+ rte_mbuf_refcnt_update(m, 1);
+
+ p->stats.n_pkts++;
+ p->stats.n_bytes += pkt->length;
+
+ p->pkts[p->n_pkts++] = m;
+ if (p->n_pkts == p->params.burst_size)
+ __writer_flush(p);
+}
+
static void
writer_flush(void *port)
{
@@ -293,6 +321,7 @@ struct rte_swx_port_out_ops rte_swx_port_fd_writer_ops = {
.create = writer_create,
.free = writer_free,
.pkt_tx = writer_pkt_tx,
+ .pkt_clone_tx = writer_pkt_clone_tx,
.flush = writer_flush,
.stats_read = writer_stats_read,
};
diff --git a/lib/port/rte_swx_port_ring.c b/lib/port/rte_swx_port_ring.c
index 8a076a2135..f6a36e7fa1 100644
--- a/lib/port/rte_swx_port_ring.c
+++ b/lib/port/rte_swx_port_ring.c
@@ -264,6 +264,33 @@ writer_pkt_tx(void *port, struct rte_swx_pkt *pkt)
__writer_flush(p);
}
+static void
+writer_pkt_clone_tx(void *port, struct rte_swx_pkt *pkt)
+{
+ struct writer *p = port;
+ struct rte_mbuf *m = pkt->handle;
+
+ TRACE("[Ring %s] Pkt %d (%u bytes at offset %u) (clone)\n",
+ p->params.name,
+ p->n_pkts - 1,
+ pkt->length,
+ pkt->offset);
+ if (TRACE_LEVEL)
+ rte_hexdump(stdout, NULL, &pkt->pkt[pkt->offset], pkt->length);
+
+ m->pkt_len = pkt->length;
+ m->data_len = (uint16_t)pkt->length;
+ m->data_off = (uint16_t)pkt->offset;
+ rte_mbuf_refcnt_update(m, 1);
+
+ p->stats.n_pkts++;
+ p->stats.n_bytes += pkt->length;
+
+ p->pkts[p->n_pkts++] = m;
+ if (p->n_pkts == (int)p->params.burst_size)
+ __writer_flush(p);
+}
+
static void
writer_flush(void *port)
{
@@ -312,6 +339,7 @@ struct rte_swx_port_out_ops rte_swx_port_ring_writer_ops = {
.create = writer_create,
.free = writer_free,
.pkt_tx = writer_pkt_tx,
+ .pkt_clone_tx = writer_pkt_clone_tx,
.flush = writer_flush,
.stats_read = writer_stats_read,
};
diff --git a/lib/port/rte_swx_port_source_sink.c
b/lib/port/rte_swx_port_source_sink.c
index 93c346cfb1..1dd446f3ab 100644
--- a/lib/port/rte_swx_port_source_sink.c
+++ b/lib/port/rte_swx_port_source_sink.c
@@ -319,6 +319,40 @@ sink_pkt_tx(void *port, struct rte_swx_pkt *pkt)
rte_pktmbuf_free(m);
}
+static void
+sink_pkt_clone_tx(void *port, struct rte_swx_pkt *pkt)
+{
+ struct sink *p = port;
+ struct rte_mbuf *m = pkt->handle;
+
+ TRACE("[Sink port] Pkt TX (%u bytes at offset %u)\n",
+ pkt->length,
+ pkt->offset);
+ if (TRACE_LEVEL)
+ rte_hexdump(stdout, NULL, &pkt->pkt[pkt->offset], pkt->length);
+
+ m->pkt_len = pkt->length;
+ m->data_len = (uint16_t)pkt->length;
+ m->data_off = (uint16_t)pkt->offset;
+
+ p->stats.n_pkts++;
+ p->stats.n_bytes += pkt->length;
+
+#ifdef RTE_PORT_PCAP
+ if (p->f_dump) {
+ struct pcap_pkthdr pcap_pkthdr;
+ uint8_t *m_data = rte_pktmbuf_mtod(m, uint8_t *);
+
+ pcap_pkthdr.len = m->pkt_len;
+ pcap_pkthdr.caplen = m->data_len;
+ gettimeofday(&pcap_pkthdr.ts, NULL);
+
+ pcap_dump((uint8_t *)p->f_dump, &pcap_pkthdr, m_data);
+ pcap_dump_flush(p->f_dump);
+ }
+#endif
+}
+
static void
sink_stats_read(void *port, struct rte_swx_port_out_stats *stats)
{
@@ -337,6 +371,7 @@ struct rte_swx_port_out_ops rte_swx_port_sink_ops = {
.create = sink_create,
.free = sink_free,
.pkt_tx = sink_pkt_tx,
+ .pkt_clone_tx = sink_pkt_clone_tx,
.flush = NULL,
.stats_read = sink_stats_read,
};
--
2.17.1
