X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=rdma%2Futils.c;h=37659011d167c77ea540c52c5243ac90f8767652;hb=7ad06c82e73c51ac080dc5dce8f5399f8eb70d91;hp=f9460162ce3698e27efc5ac9d89e62cf3ff785cd;hpb=472e59b0eb38586948d17454258ec88394177101;p=mirror_iproute2.git

diff --git a/rdma/utils.c b/rdma/utils.c
index f9460162..37659011 100644
--- a/rdma/utils.c
+++ b/rdma/utils.c
@@ -1,16 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
 /*
  * utils.c	RDMA tool
- *
- *              This program is free software; you can redistribute it and/or
- *              modify it under the terms of the GNU General Public License
- *              as published by the Free Software Foundation; either version
- *              2 of the License, or (at your option) any later version.
- *
  * Authors:     Leon Romanovsky <leonro@mellanox.com>
  */
 
 #include "rdma.h"
 #include <ctype.h>
+#include <inttypes.h>
 
 int rd_argc(struct rd *rd)
 {
@@ -60,7 +56,7 @@ bool rd_no_arg(struct rd *rd)
  * mlx5_1/1    | 1          | false
  * mlx5_1/-    | 0          | false
  *
- * In strict mode, /- will return error.
+ * In strict port mode, a non-0 port must be provided
  */
 static int get_port_from_argv(struct rd *rd, uint32_t *port,
 			      bool *is_dump_all, bool strict_port)
@@ -68,7 +64,7 @@ static int get_port_from_argv(struct rd *rd, uint32_t *port,
 	char *slash;
 
 	*port = 0;
-	*is_dump_all = true;
+	*is_dump_all = strict_port ? false : true;
 
 	slash = strchr(rd_argv(rd), '/');
 	/* if no port found, return 0 */
@@ -87,6 +83,9 @@ static int get_port_from_argv(struct rd *rd, uint32_t *port,
 		if (!*port && strlen(slash))
 			return -EINVAL;
 	}
+	if (strict_port && (*port == 0))
+		return -EINVAL;
+
 	return 0;
 }
 
@@ -125,6 +124,7 @@ static int add_filter(struct rd *rd, char *key, char *value,
 	struct filter_entry *fe;
 	bool key_found = false;
 	int idx = 0;
+	char *endp;
 	int ret;
 
 	fe = calloc(1, sizeof(*fe));
@@ -167,6 +167,11 @@ static int add_filter(struct rd *rd, char *key, char *value,
 		goto err_alloc;
 	}
 
+	errno = 0;
+	strtol(fe->value, &endp, 10);
+	if (valid_filters[idx].is_doit && !errno && *endp == '\0')
+		fe->is_doit = true;
+
 	for (idx = 0; idx < strlen(fe->value); idx++)
 		fe->value[idx] = tolower(fe->value[idx]);
 
@@ -181,6 +186,20 @@ err:
 	return ret;
 }
 
+bool rd_doit_index(struct rd *rd, uint32_t *idx)
+{
+	struct filter_entry *fe;
+
+	list_for_each_entry(fe, &rd->filter_list, list) {
+		if (fe->is_doit) {
+			*idx = atoi(fe->value);
+			return true;
+		}
+	}
+
+	return false;
+}
+
 int rd_build_filter(struct rd *rd, const struct filters valid_filters[])
 {
 	int ret = 0;
@@ -217,7 +236,7 @@ out:
 	return ret;
 }
 
-bool rd_check_is_key_exist(struct rd *rd, const char *key)
+static bool rd_check_is_key_exist(struct rd *rd, const char *key)
 {
 	struct filter_entry *fe;
 
@@ -233,8 +252,8 @@ bool rd_check_is_key_exist(struct rd *rd, const char *key)
  * Check if string entry is filtered:
  *  * key doesn't exist -> user didn't request -> not filtered
  */
-bool rd_check_is_string_filtered(struct rd *rd,
-				 const char *key, const char *val)
+static bool rd_check_is_string_filtered(struct rd *rd, const char *key,
+					const char *val)
 {
 	bool key_is_filtered = false;
 	struct filter_entry *fe;
@@ -284,7 +303,7 @@ out:
  * Check if key is filtered:
  * key doesn't exist -> user didn't request -> not filtered
  */
-bool rd_check_is_filtered(struct rd *rd, const char *key, uint32_t val)
+static bool rd_check_is_filtered(struct rd *rd, const char *key, uint32_t val)
 {
 	bool key_is_filtered = false;
 	struct filter_entry *fe;
@@ -333,6 +352,24 @@ out:
 	return key_is_filtered;
 }
 
+bool rd_is_filtered_attr(struct rd *rd, const char *key, uint32_t val,
+			 struct nlattr *attr)
+{
+	if (!attr)
+		return rd_check_is_key_exist(rd, key);
+
+	return rd_check_is_filtered(rd, key, val);
+}
+
+bool rd_is_string_filtered_attr(struct rd *rd, const char *key, const char *val,
+				struct nlattr *attr)
+{
+	if (!attr)
+		rd_check_is_key_exist(rd, key);
+
+	return rd_check_is_string_filtered(rd, key, val);
+}
+
 static void filters_cleanup(struct rd *rd)
 {
 	struct filter_entry *fe, *tmp;
@@ -375,11 +412,48 @@ static const enum mnl_attr_data_type nldev_policy[RDMA_NLDEV_ATTR_MAX] = {
 	[RDMA_NLDEV_ATTR_RES_STATE]		= MNL_TYPE_U8,
 	[RDMA_NLDEV_ATTR_RES_PID]		= MNL_TYPE_U32,
 	[RDMA_NLDEV_ATTR_RES_KERN_NAME]	= MNL_TYPE_NUL_STRING,
+	[RDMA_NLDEV_ATTR_RES_CM_ID]		= MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_RES_CM_ID_ENTRY]	= MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_RES_PS]		= MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_RES_SRC_ADDR]		= MNL_TYPE_UNSPEC,
+	[RDMA_NLDEV_ATTR_RES_DST_ADDR]		= MNL_TYPE_UNSPEC,
+	[RDMA_NLDEV_ATTR_RES_CQ] = MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_RES_CQ_ENTRY] = MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_RES_CQE] = MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_RES_USECNT] = MNL_TYPE_U64,
+	[RDMA_NLDEV_ATTR_RES_POLL_CTX] = MNL_TYPE_U8,
+	[RDMA_NLDEV_ATTR_RES_MR] = MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_RES_MR_ENTRY] = MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_RES_RKEY] = MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_RES_LKEY] = MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_RES_IOVA] = MNL_TYPE_U64,
+	[RDMA_NLDEV_ATTR_RES_MRLEN] = MNL_TYPE_U64,
+	[RDMA_NLDEV_ATTR_NDEV_INDEX]		= MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_NDEV_NAME]		= MNL_TYPE_NUL_STRING,
+	[RDMA_NLDEV_ATTR_DRIVER] = MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_DRIVER_ENTRY] = MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_DRIVER_STRING] = MNL_TYPE_NUL_STRING,
+	[RDMA_NLDEV_ATTR_DRIVER_PRINT_TYPE] = MNL_TYPE_U8,
+	[RDMA_NLDEV_ATTR_DRIVER_S32] = MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_DRIVER_U32] = MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_DRIVER_S64] = MNL_TYPE_U64,
+	[RDMA_NLDEV_ATTR_DRIVER_U64] = MNL_TYPE_U64,
+	[RDMA_NLDEV_SYS_ATTR_NETNS_MODE] = MNL_TYPE_U8,
+	[RDMA_NLDEV_ATTR_STAT_COUNTER] = MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_STAT_COUNTER_ENTRY] = MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_STAT_COUNTER_ID] = MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_STAT_HWCOUNTERS] = MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY] = MNL_TYPE_NESTED,
+	[RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY_NAME] = MNL_TYPE_NUL_STRING,
+	[RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY_VALUE] = MNL_TYPE_U64,
+	[RDMA_NLDEV_ATTR_STAT_MODE] = MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_STAT_RES] = MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_STAT_AUTO_MODE_MASK] = MNL_TYPE_U32,
+	[RDMA_NLDEV_ATTR_DEV_DIM] = MNL_TYPE_U8,
 };
 
-int rd_attr_cb(const struct nlattr *attr, void *data)
+int rd_attr_check(const struct nlattr *attr, int *typep)
 {
-	const struct nlattr **tb = data;
 	int type;
 
 	if (mnl_attr_type_valid(attr, RDMA_NLDEV_ATTR_MAX) < 0)
@@ -387,6 +461,24 @@ int rd_attr_cb(const struct nlattr *attr, void *data)
 
 	type = mnl_attr_get_type(attr);
 
+	if (mnl_attr_validate(attr, nldev_policy[type]) < 0)
+		return MNL_CB_ERROR;
+
+	*typep = nldev_policy[type];
+	return MNL_CB_OK;
+}
+
+int rd_attr_cb(const struct nlattr *attr, void *data)
+{
+	const struct nlattr **tb = data;
+	int type;
+
+	if (mnl_attr_type_valid(attr, RDMA_NLDEV_ATTR_MAX - 1) < 0)
+		/* We received unknown attribute */
+		return MNL_CB_OK;
+
+	type = mnl_attr_get_type(attr);
+
 	if (mnl_attr_validate(attr, nldev_policy[type]) < 0)
 		return MNL_CB_ERROR;
 
@@ -533,6 +625,16 @@ out:
 	return ret;
 }
 
+int rd_exec_require_dev(struct rd *rd, int (*cb)(struct rd *rd))
+{
+	if (rd_no_arg(rd)) {
+		pr_err("Please provide device name.\n");
+		return -EINVAL;
+	}
+
+	return rd_exec_dev(rd, cb);
+}
+
 int rd_exec_cmd(struct rd *rd, const struct rd_cmd *cmds, const char *str)
 {
 	const struct rd_cmd *c;
@@ -606,10 +708,28 @@ int rd_recv_msg(struct rd *rd, mnl_cb_t callback, void *data, unsigned int seq)
 		ret = mnl_cb_run(buf, ret, seq, portid, callback, data);
 	} while (ret > 0);
 
+	if (ret < 0 && !rd->suppress_errors)
+		perror("error");
+
 	mnl_socket_close(rd->nl);
 	return ret;
 }
 
+static int null_cb(const struct nlmsghdr *nlh, void *data)
+{
+	return MNL_CB_OK;
+}
+
+int rd_sendrecv_msg(struct rd *rd, unsigned int seq)
+{
+	int ret;
+
+	ret = rd_send_msg(rd);
+	if (!ret)
+		ret = rd_recv_msg(rd, null_cb, rd, seq);
+	return ret;
+}
+
 static struct dev_map *_dev_map_lookup(struct rd *rd, const char *dev_name)
 {
 	struct dev_map *dev_map;
@@ -641,3 +761,189 @@ struct dev_map *dev_map_lookup(struct rd *rd, bool allow_port_index)
 	free(dev_name);
 	return dev_map;
 }
+
+#define nla_type(attr) ((attr)->nla_type & NLA_TYPE_MASK)
+
+void newline(struct rd *rd)
+{
+	if (rd->json_output)
+		jsonw_end_array(rd->jw);
+	else
+		pr_out("\n");
+}
+
+void newline_indent(struct rd *rd)
+{
+	newline(rd);
+	if (!rd->json_output)
+		pr_out("    ");
+}
+
+static int print_driver_string(struct rd *rd, const char *key_str,
+				 const char *val_str)
+{
+	if (rd->json_output) {
+		jsonw_string_field(rd->jw, key_str, val_str);
+		return 0;
+	} else {
+		return pr_out("%s %s ", key_str, val_str);
+	}
+}
+
+void print_on_off(struct rd *rd, const char *key_str, bool on)
+{
+	print_driver_string(rd, key_str, (on) ? "on":"off");
+}
+
+static int print_driver_s32(struct rd *rd, const char *key_str, int32_t val,
+			      enum rdma_nldev_print_type print_type)
+{
+	if (rd->json_output) {
+		jsonw_int_field(rd->jw, key_str, val);
+		return 0;
+	}
+	switch (print_type) {
+	case RDMA_NLDEV_PRINT_TYPE_UNSPEC:
+		return pr_out("%s %d ", key_str, val);
+	case RDMA_NLDEV_PRINT_TYPE_HEX:
+		return pr_out("%s 0x%x ", key_str, val);
+	default:
+		return -EINVAL;
+	}
+}
+
+static int print_driver_u32(struct rd *rd, const char *key_str, uint32_t val,
+			      enum rdma_nldev_print_type print_type)
+{
+	if (rd->json_output) {
+		jsonw_int_field(rd->jw, key_str, val);
+		return 0;
+	}
+	switch (print_type) {
+	case RDMA_NLDEV_PRINT_TYPE_UNSPEC:
+		return pr_out("%s %u ", key_str, val);
+	case RDMA_NLDEV_PRINT_TYPE_HEX:
+		return pr_out("%s 0x%x ", key_str, val);
+	default:
+		return -EINVAL;
+	}
+}
+
+static int print_driver_s64(struct rd *rd, const char *key_str, int64_t val,
+			      enum rdma_nldev_print_type print_type)
+{
+	if (rd->json_output) {
+		jsonw_int_field(rd->jw, key_str, val);
+		return 0;
+	}
+	switch (print_type) {
+	case RDMA_NLDEV_PRINT_TYPE_UNSPEC:
+		return pr_out("%s %" PRId64 " ", key_str, val);
+	case RDMA_NLDEV_PRINT_TYPE_HEX:
+		return pr_out("%s 0x%" PRIx64 " ", key_str, val);
+	default:
+		return -EINVAL;
+	}
+}
+
+static int print_driver_u64(struct rd *rd, const char *key_str, uint64_t val,
+			      enum rdma_nldev_print_type print_type)
+{
+	if (rd->json_output) {
+		jsonw_int_field(rd->jw, key_str, val);
+		return 0;
+	}
+	switch (print_type) {
+	case RDMA_NLDEV_PRINT_TYPE_UNSPEC:
+		return pr_out("%s %" PRIu64 " ", key_str, val);
+	case RDMA_NLDEV_PRINT_TYPE_HEX:
+		return pr_out("%s 0x%" PRIx64 " ", key_str, val);
+	default:
+		return -EINVAL;
+	}
+}
+
+static int print_driver_entry(struct rd *rd, struct nlattr *key_attr,
+				struct nlattr *val_attr,
+				enum rdma_nldev_print_type print_type)
+{
+	int attr_type = nla_type(val_attr);
+	int ret = -EINVAL;
+	char *key_str;
+
+	if (asprintf(&key_str, "drv_%s", mnl_attr_get_str(key_attr)) == -1)
+		return -ENOMEM;
+
+	switch (attr_type) {
+	case RDMA_NLDEV_ATTR_DRIVER_STRING:
+		ret = print_driver_string(rd, key_str,
+					  mnl_attr_get_str(val_attr));
+		break;
+	case RDMA_NLDEV_ATTR_DRIVER_S32:
+		ret = print_driver_s32(rd, key_str, mnl_attr_get_u32(val_attr),
+				       print_type);
+		break;
+	case RDMA_NLDEV_ATTR_DRIVER_U32:
+		ret = print_driver_u32(rd, key_str, mnl_attr_get_u32(val_attr),
+				       print_type);
+		break;
+	case RDMA_NLDEV_ATTR_DRIVER_S64:
+		ret = print_driver_s64(rd, key_str, mnl_attr_get_u64(val_attr),
+				       print_type);
+		break;
+	case RDMA_NLDEV_ATTR_DRIVER_U64:
+		ret = print_driver_u64(rd, key_str, mnl_attr_get_u64(val_attr),
+				       print_type);
+		break;
+	}
+	free(key_str);
+	return ret;
+}
+
+void print_driver_table(struct rd *rd, struct nlattr *tb)
+{
+	int print_type = RDMA_NLDEV_PRINT_TYPE_UNSPEC;
+	struct nlattr *tb_entry, *key = NULL, *val;
+	int type, cc = 0;
+	int ret;
+
+	if (!rd->show_driver_details || !tb)
+		return;
+
+	if (rd->pretty_output)
+		newline_indent(rd);
+
+	/*
+	 * Driver attrs are tuples of {key, [print-type], value}.
+	 * The key must be a string.  If print-type is present, it
+	 * defines an alternate printf format type vs the native format
+	 * for the attribute.  And the value can be any available
+	 * driver type.
+	 */
+	mnl_attr_for_each_nested(tb_entry, tb) {
+
+		if (cc > MAX_LINE_LENGTH) {
+			if (rd->pretty_output)
+				newline_indent(rd);
+			cc = 0;
+		}
+		if (rd_attr_check(tb_entry, &type) != MNL_CB_OK)
+			return;
+		if (!key) {
+			if (type != MNL_TYPE_NUL_STRING)
+				return;
+			key = tb_entry;
+		} else if (type == MNL_TYPE_U8) {
+			print_type = mnl_attr_get_u8(tb_entry);
+		} else {
+			val = tb_entry;
+			ret = print_driver_entry(rd, key, val, print_type);
+			if (ret < 0)
+				return;
+			cc += ret;
+			print_type = RDMA_NLDEV_PRINT_TYPE_UNSPEC;
+			key = NULL;
+		}
+	}
+	return;
+}