Adds a txport to forward packet for every rxport
Mapping will be used to forward packets to txport
received on rxport
Following commands are exposed:
- ethdev forward <tx_dev_name> <rx_dev_name>"
Signed-off-by: Rakesh Kudurumalla <rkuduruma...@marvell.com>
---
app/graph/cli.c | 1 +
app/graph/ethdev.c | 63 ++++++++++++++++++++++++++++++++++++++
app/graph/ethdev.h | 1 +
app/graph/ethdev_priv.h | 8 +++++
doc/guides/tools/graph.rst | 4 +++
5 files changed, 77 insertions(+)
diff --git a/app/graph/cli.c b/app/graph/cli.c
index 30b12312d6..76f5b8e670 100644
--- a/app/graph/cli.c
+++ b/app/graph/cli.c
@@ -32,6 +32,7 @@ cmdline_parse_ctx_t modules_ctx[] = {
(cmdline_parse_inst_t *)ðdev_prom_mode_cmd_ctx,
(cmdline_parse_inst_t *)ðdev_ip4_cmd_ctx,
(cmdline_parse_inst_t *)ðdev_ip6_cmd_ctx,
+ (cmdline_parse_inst_t *)ðdev_forward_cmd_ctx,
(cmdline_parse_inst_t *)ðdev_cmd_ctx,
(cmdline_parse_inst_t *)ðdev_help_cmd_ctx,
(cmdline_parse_inst_t *)ðdev_rx_cmd_ctx,
diff --git a/app/graph/ethdev.c b/app/graph/ethdev.c
index c9b09168c1..bb502a6134 100644
--- a/app/graph/ethdev.c
+++ b/app/graph/ethdev.c
@@ -38,6 +38,9 @@ cmd_ethdev_ip4_addr_help[] = "ethdev <ethdev_name> ip4 addr
add <ip> netmask <ma
static const char
cmd_ethdev_ip6_addr_help[] = "ethdev <ethdev_name> ip6 addr add <ip> netmask
<mask>";
+static const char
+cmd_ethdev_forward_help[] = "ethdev forward <tx_dev_name> <rx_dev_name>";
+
static struct rte_eth_conf port_conf_default = {
.link_speeds = 0,
.rxmode = {
@@ -888,3 +891,63 @@ cmdline_parse_inst_t ethdev_help_cmd_ctx = {
NULL,
},
};
+
+static int
+ethdev_forward_config(char *tx_dev, char *rx_dev)
+{
+ uint16_t portid_rx = 0;
+ uint16_t portid_tx = 0;
+ struct ethdev *port;
+ int rc = -EINVAL;
+
+ rc = rte_eth_dev_get_port_by_name(tx_dev, &portid_tx);
+ if (rc < 0)
+ return rc;
+
+ rc = rte_eth_dev_get_port_by_name(rx_dev, &portid_rx);
+ if (rc < 0)
+ return rc;
+
+ port = ethdev_port_by_id(portid_rx);
+ if (port) {
+ port->tx_port_id = portid_tx;
+ rc = 0;
+ } else {
+ rc = -EINVAL;
+ }
+
+ return rc;
+}
+
+static void
+cli_ethdev_forward(void *parsed_result, __rte_unused struct cmdline *cl, void
*data __rte_unused)
+{
+ struct ethdev_fwd_cmd_tokens *res = parsed_result;
+ int rc = -EINVAL;
+
+ rc = ethdev_forward_config(res->tx_dev, res->rx_dev);
+ if (rc < 0)
+ printf(MSG_CMD_FAIL, res->cmd);
+}
+
+cmdline_parse_token_string_t ethdev_fwd_cfg =
+ TOKEN_STRING_INITIALIZER(struct ethdev_fwd_cmd_tokens, cmd, "ethdev");
+cmdline_parse_token_string_t ethdev_fwd_cmd =
+ TOKEN_STRING_INITIALIZER(struct ethdev_fwd_cmd_tokens, fwd, "forward");
+cmdline_parse_token_string_t ethdev_tx_device =
+ TOKEN_STRING_INITIALIZER(struct ethdev_fwd_cmd_tokens, tx_dev, NULL);
+cmdline_parse_token_string_t ethdev_rx_device =
+ TOKEN_STRING_INITIALIZER(struct ethdev_fwd_cmd_tokens, rx_dev, NULL);
+
+cmdline_parse_inst_t ethdev_forward_cmd_ctx = {
+ .f = cli_ethdev_forward,
+ .data = NULL,
+ .help_str = cmd_ethdev_forward_help,
+ .tokens = {
+ (void *)ðdev_fwd_cfg,
+ (void *)ðdev_fwd_cmd,
+ (void *)ðdev_tx_device,
+ (void *)ðdev_rx_device,
+ NULL,
+ },
+};
diff --git a/app/graph/ethdev.h b/app/graph/ethdev.h
index 94d3247a2c..836052046b 100644
--- a/app/graph/ethdev.h
+++ b/app/graph/ethdev.h
@@ -15,6 +15,7 @@ extern cmdline_parse_inst_t ethdev_mtu_cmd_ctx;
extern cmdline_parse_inst_t ethdev_prom_mode_cmd_ctx;
extern cmdline_parse_inst_t ethdev_ip4_cmd_ctx;
extern cmdline_parse_inst_t ethdev_ip6_cmd_ctx;
+extern cmdline_parse_inst_t ethdev_forward_cmd_ctx;
extern cmdline_parse_inst_t ethdev_cmd_ctx;
extern cmdline_parse_inst_t ethdev_help_cmd_ctx;
diff --git a/app/graph/ethdev_priv.h b/app/graph/ethdev_priv.h
index f231f3f3e1..af79553438 100644
--- a/app/graph/ethdev_priv.h
+++ b/app/graph/ethdev_priv.h
@@ -61,6 +61,13 @@ struct ethdev_ip6_cmd_tokens {
cmdline_fixed_string_t mask;
};
+struct ethdev_fwd_cmd_tokens {
+ cmdline_fixed_string_t cmd;
+ cmdline_fixed_string_t fwd;
+ cmdline_fixed_string_t tx_dev;
+ cmdline_fixed_string_t rx_dev;
+};
+
struct ethdev_cmd_tokens {
cmdline_fixed_string_t cmd;
cmdline_fixed_string_t dev;
@@ -104,6 +111,7 @@ struct ethdev_config {
struct ethdev {
TAILQ_ENTRY(ethdev) next;
+ uint16_t tx_port_id;
struct ethdev_config config;
struct ipv4_addr_config ip4_addr;
struct ipv6_addr_config ip6_addr;
diff --git a/doc/guides/tools/graph.rst b/doc/guides/tools/graph.rst
index 1855d12891..0b07c12cec 100644
--- a/doc/guides/tools/graph.rst
+++ b/doc/guides/tools/graph.rst
@@ -195,6 +195,9 @@ file to express the requested use case configuration.
| ethdev <ethdev_name> mtu <mtu_sz> | | Command to configure MTU of
DPDK| Yes | Yes |
| | | port.
| | |
+--------------------------------------+-----------------------------------+---------+----------+
+ | ethdev forward <tx_dev_name> | | Command to configure port
| No | Yes |
+ | <rx_dev_name> | | forwading of DPDK
| | |
+
+--------------------------------------+-----------------------------------+---------+----------+
| | ethdev <ethdev_name> promiscuous | | Command to enable/disable
| Yes | Yes |
| | <on/off> | | promiscuous mode on DPDK port.
| | |
+--------------------------------------+-----------------------------------+---------+----------+
@@ -297,6 +300,7 @@ Example: ``dpdk-graph`` is started with ``-h 10.28.35.207``
and ``-p 50000`` the
ethdev <ethdev_name> rxq <n_queues> txq <n_queues> <mempool_name>
ethdev <ethdev_name> ip4 addr add <ip> netmask <mask>
ethdev <ethdev_name> ip6 addr add <ip> netmask <mask>
+ ethdev forward <tx_dev_name> <rx_dev_name>
ethdev <ethdev_name> promiscuous <on/off>
ethdev <ethdev_name> mtu <mtu_sz>
ethdev <ethdev_name> stats
--
2.25.1
