diff options
Diffstat (limited to 'tools/net/ynl/samples')
| -rw-r--r-- | tools/net/ynl/samples/.gitignore | 3 | ||||
| -rw-r--r-- | tools/net/ynl/samples/Makefile | 30 | ||||
| -rw-r--r-- | tools/net/ynl/samples/devlink.c | 60 | ||||
| -rw-r--r-- | tools/net/ynl/samples/ethtool.c | 65 | ||||
| -rw-r--r-- | tools/net/ynl/samples/netdev.c | 110 |
5 files changed, 268 insertions, 0 deletions
diff --git a/tools/net/ynl/samples/.gitignore b/tools/net/ynl/samples/.gitignore new file mode 100644 index 0000000000..2aae60c482 --- /dev/null +++ b/tools/net/ynl/samples/.gitignore @@ -0,0 +1,3 @@ +ethtool +devlink +netdev diff --git a/tools/net/ynl/samples/Makefile b/tools/net/ynl/samples/Makefile new file mode 100644 index 0000000000..f2db8bb783 --- /dev/null +++ b/tools/net/ynl/samples/Makefile @@ -0,0 +1,30 @@ +# SPDX-License-Identifier: GPL-2.0 + +include ../Makefile.deps + +CC=gcc +CFLAGS=-std=gnu11 -O2 -W -Wall -Wextra -Wno-unused-parameter -Wshadow \ + -I../lib/ -I../generated/ -idirafter $(UAPI_PATH) +ifeq ("$(DEBUG)","1") + CFLAGS += -g -fsanitize=address -fsanitize=leak -static-libasan +endif + +LDLIBS=-lmnl ../lib/ynl.a ../generated/protos.a + +SRCS=$(wildcard *.c) +BINS=$(patsubst %.c,%,${SRCS}) + +include $(wildcard *.d) + +all: $(BINS) + +$(BINS): ../lib/ynl.a ../generated/protos.a + +clean: + rm -f *.o *.d *~ + +hardclean: clean + rm -f $(BINS) + +.PHONY: all clean +.DEFAULT_GOAL=all diff --git a/tools/net/ynl/samples/devlink.c b/tools/net/ynl/samples/devlink.c new file mode 100644 index 0000000000..d2611d7eba --- /dev/null +++ b/tools/net/ynl/samples/devlink.c @@ -0,0 +1,60 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <stdio.h> +#include <string.h> + +#include <ynl.h> + +#include "devlink-user.h" + +int main(int argc, char **argv) +{ + struct devlink_get_list *devs; + struct ynl_sock *ys; + + ys = ynl_sock_create(&ynl_devlink_family, NULL); + if (!ys) + return 1; + + devs = devlink_get_dump(ys); + if (!devs) + goto err_close; + + ynl_dump_foreach(devs, d) { + struct devlink_info_get_req *info_req; + struct devlink_info_get_rsp *info_rsp; + + printf("%s/%s:\n", d->bus_name, d->dev_name); + + info_req = devlink_info_get_req_alloc(); + devlink_info_get_req_set_bus_name(info_req, d->bus_name); + devlink_info_get_req_set_dev_name(info_req, d->dev_name); + + info_rsp = devlink_info_get(ys, info_req); + devlink_info_get_req_free(info_req); + if (!info_rsp) + goto err_free_devs; + + if (info_rsp->_present.info_driver_name_len) + printf(" driver: %s\n", info_rsp->info_driver_name); + if (info_rsp->n_info_version_running) + printf(" running fw:\n"); + for (unsigned i = 0; i < info_rsp->n_info_version_running; i++) + printf(" %s: %s\n", + info_rsp->info_version_running[i].info_version_name, + info_rsp->info_version_running[i].info_version_value); + printf(" ...\n"); + devlink_info_get_rsp_free(info_rsp); + } + devlink_get_list_free(devs); + + ynl_sock_destroy(ys); + + return 0; + +err_free_devs: + devlink_get_list_free(devs); +err_close: + fprintf(stderr, "YNL: %s\n", ys->err.msg); + ynl_sock_destroy(ys); + return 2; +} diff --git a/tools/net/ynl/samples/ethtool.c b/tools/net/ynl/samples/ethtool.c new file mode 100644 index 0000000000..a7ebbd1b98 --- /dev/null +++ b/tools/net/ynl/samples/ethtool.c @@ -0,0 +1,65 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <stdio.h> +#include <string.h> + +#include <ynl.h> + +#include <net/if.h> + +#include "ethtool-user.h" + +int main(int argc, char **argv) +{ + struct ethtool_channels_get_req_dump creq = {}; + struct ethtool_rings_get_req_dump rreq = {}; + struct ethtool_channels_get_list *channels; + struct ethtool_rings_get_list *rings; + struct ynl_sock *ys; + + ys = ynl_sock_create(&ynl_ethtool_family, NULL); + if (!ys) + return 1; + + creq._present.header = 1; /* ethtool needs an empty nest, sigh */ + channels = ethtool_channels_get_dump(ys, &creq); + if (!channels) + goto err_close; + + printf("Channels:\n"); + ynl_dump_foreach(channels, dev) { + printf(" %8s: ", dev->header.dev_name); + if (dev->_present.rx_count) + printf("rx %d ", dev->rx_count); + if (dev->_present.tx_count) + printf("tx %d ", dev->tx_count); + if (dev->_present.combined_count) + printf("combined %d ", dev->combined_count); + printf("\n"); + } + ethtool_channels_get_list_free(channels); + + rreq._present.header = 1; /* ethtool needs an empty nest.. */ + rings = ethtool_rings_get_dump(ys, &rreq); + if (!rings) + goto err_close; + + printf("Rings:\n"); + ynl_dump_foreach(rings, dev) { + printf(" %8s: ", dev->header.dev_name); + if (dev->_present.rx) + printf("rx %d ", dev->rx); + if (dev->_present.tx) + printf("tx %d ", dev->tx); + printf("\n"); + } + ethtool_rings_get_list_free(rings); + + ynl_sock_destroy(ys); + + return 0; + +err_close: + fprintf(stderr, "YNL (%d): %s\n", ys->err.code, ys->err.msg); + ynl_sock_destroy(ys); + return 2; +} diff --git a/tools/net/ynl/samples/netdev.c b/tools/net/ynl/samples/netdev.c new file mode 100644 index 0000000000..06433400dd --- /dev/null +++ b/tools/net/ynl/samples/netdev.c @@ -0,0 +1,110 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <stdio.h> +#include <string.h> + +#include <ynl.h> + +#include <net/if.h> + +#include "netdev-user.h" + +/* netdev genetlink family code sample + * This sample shows off basics of the netdev family but also notification + * handling, hence the somewhat odd UI. We subscribe to notifications first + * then wait for ifc selection, so the socket may already accumulate + * notifications as we wait. This allows us to test that YNL can handle + * requests and notifications getting interleaved. + */ + +static void netdev_print_device(struct netdev_dev_get_rsp *d, unsigned int op) +{ + char ifname[IF_NAMESIZE]; + const char *name; + + if (!d->_present.ifindex) + return; + + name = if_indextoname(d->ifindex, ifname); + if (name) + printf("%8s", name); + printf("[%d]\t", d->ifindex); + + if (!d->_present.xdp_features) + return; + + printf("%llx:", d->xdp_features); + for (int i = 0; d->xdp_features > 1U << i; i++) { + if (d->xdp_features & (1U << i)) + printf(" %s", netdev_xdp_act_str(1 << i)); + } + + printf(" xdp-zc-max-segs=%u", d->xdp_zc_max_segs); + + name = netdev_op_str(op); + if (name) + printf(" (ntf: %s)", name); + printf("\n"); +} + +int main(int argc, char **argv) +{ + struct netdev_dev_get_list *devs; + struct ynl_ntf_base_type *ntf; + struct ynl_error yerr; + struct ynl_sock *ys; + int ifindex = 0; + + if (argc > 1) + ifindex = strtol(argv[1], NULL, 0); + + ys = ynl_sock_create(&ynl_netdev_family, &yerr); + if (!ys) { + fprintf(stderr, "YNL: %s\n", yerr.msg); + return 1; + } + + if (ynl_subscribe(ys, "mgmt")) + goto err_close; + + printf("Select ifc ($ifindex; or 0 = dump; or -2 ntf check): "); + scanf("%d", &ifindex); + + if (ifindex > 0) { + struct netdev_dev_get_req *req; + struct netdev_dev_get_rsp *d; + + req = netdev_dev_get_req_alloc(); + netdev_dev_get_req_set_ifindex(req, ifindex); + + d = netdev_dev_get(ys, req); + netdev_dev_get_req_free(req); + if (!d) + goto err_close; + + netdev_print_device(d, 0); + netdev_dev_get_rsp_free(d); + } else if (!ifindex) { + devs = netdev_dev_get_dump(ys); + if (!devs) + goto err_close; + + ynl_dump_foreach(devs, d) + netdev_print_device(d, 0); + netdev_dev_get_list_free(devs); + } else if (ifindex == -2) { + ynl_ntf_check(ys); + } + while ((ntf = ynl_ntf_dequeue(ys))) { + netdev_print_device((struct netdev_dev_get_rsp *)&ntf->data, + ntf->cmd); + ynl_ntf_free(ntf); + } + + ynl_sock_destroy(ys); + return 0; + +err_close: + fprintf(stderr, "YNL: %s\n", ys->err.msg); + ynl_sock_destroy(ys); + return 2; +} |