Adding upstream version 1.12.
Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
parent
3b95ae912c
commit
ac60c09ef6
GPG key ID:
FBB4F0E80A80222F
457 changed files with 159628 additions and 0 deletions
639
plugins/netapp/netapp-nvme.c
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639
plugins/netapp/netapp-nvme.c
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@ -0,0 +1,639 @@
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/*
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* Copyright (c) 2018 NetApp, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <stdio.h>
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#include <dirent.h>
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#include <sys/stat.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include "nvme.h"
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#include "nvme-ioctl.h"
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#include "json.h"
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#include "suffix.h"
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#define CREATE_CMD
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#include "netapp-nvme.h"
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#define ONTAP_C2_LOG_ID 0xC2
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#define ONTAP_C2_LOG_SIZE 4096
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#define ONTAP_LABEL_LEN 260
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#define ONTAP_NS_PATHLEN 525
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enum {
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NNORMAL,
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NJSON,
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NCOLUMN,
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};
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enum {
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ONTAP_C2_LOG_SUPPORTED_LSP = 0x0,
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ONTAP_C2_LOG_NSINFO_LSP = 0x1,
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};
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enum {
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ONTAP_VSERVER_TLV = 0x11,
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ONTAP_VOLUME_TLV = 0x12,
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ONTAP_NS_TLV = 0x13,
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};
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static const char *dev_path = "/dev/";
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struct smdevice_info {
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int nsid;
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struct nvme_id_ctrl ctrl;
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struct nvme_id_ns ns;
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char dev[265];
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};
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struct ontapdevice_info {
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int nsid;
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struct nvme_id_ctrl ctrl;
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struct nvme_id_ns ns;
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char nsdesc[4096];
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unsigned char log_data[ONTAP_C2_LOG_SIZE];
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char dev[265];
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};
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#define ARRAY_LABEL_LEN 60
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#define VOLUME_LABEL_LEN 60
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/*
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* Format of the string isn't tightly controlled yet. For now, squash UCS-2 into
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* ASCII. dst buffer must be at least count + 1 bytes long
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*/
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static void netapp_convert_string(char *dst, char *src, unsigned int count)
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{
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int i;
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if (!dst || !src || !count)
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return;
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memset(dst, 0, count + 1);
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for (i = 0; i < count; i++)
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dst[i] = src[i * 2 + 1];
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/* the json routines won't accept empty strings */
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if (strlen(dst) == 0 && count)
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dst[0] = ' ';
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}
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static void netapp_nguid_to_str(char *str, __u8 *nguid)
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{
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int i;
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memset(str, 0, 33);
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for (i = 0; i < 16; i++)
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str += sprintf(str, "%02x", nguid[i]);
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}
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static void netapp_get_ns_size(char *size, long long *lba,
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struct nvme_id_ns *ns)
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{
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*lba = 1 << ns->lbaf[(ns->flbas & 0x0F)].ds;
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double nsze = le64_to_cpu(ns->nsze) * (*lba);
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const char *s_suffix = suffix_si_get(&nsze);
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sprintf(size, "%.2f%sB", nsze, s_suffix);
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}
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static void netapp_uuid_to_str(char *str, void *data)
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{
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#ifdef LIBUUID
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uuid_t uuid;
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struct nvme_ns_id_desc *desc = data;
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memcpy(uuid, data + sizeof(*desc), 16);
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uuid_unparse_lower(uuid, str);
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#endif
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}
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static void ontap_labels_to_str(char *dst, char *src, int count)
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{
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int i;
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memset(dst, 0, ONTAP_LABEL_LEN);
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for (i = 0; i < count; i++) {
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if (src[i] >= '!' && src[i] <= '~')
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dst[i] = src[i];
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else
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break;
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}
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dst[i] = '\0';
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}
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static void netapp_get_ontap_labels(char *vsname, char *nspath,
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unsigned char *log_data)
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{
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int lsp, tlv, label_len;
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char *vserver_name, *volume_name, *namespace_name;
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char vol_name[ONTAP_LABEL_LEN], ns_name[ONTAP_LABEL_LEN];
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const char *ontap_vol = "/vol/";
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int i, j;
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/* get the lsp */
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lsp = (*(__u8 *)&log_data[16]) & 0x0F;
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if (lsp != ONTAP_C2_LOG_NSINFO_LSP)
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/* lsp not related to nsinfo */
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return;
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/* get the vserver tlv and name */
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tlv = *(__u8 *)&log_data[32];
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if (tlv == ONTAP_VSERVER_TLV) {
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label_len = (*(__u16 *)&log_data[34]) * 4;
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vserver_name = (char *)&log_data[36];
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ontap_labels_to_str(vsname, vserver_name, label_len);
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} else {
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/* not the expected vserver tlv */
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fprintf(stderr, "Unable to fetch ONTAP vserver name\n");
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return;
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}
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i = 36 + label_len;
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j = i + 2;
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/* get the volume tlv and name */
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tlv = *(__u8 *)&log_data[i];
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if (tlv == ONTAP_VOLUME_TLV) {
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label_len = (*(__u16 *)&log_data[j]) * 4;
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volume_name = (char *)&log_data[j + 2];
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ontap_labels_to_str(vol_name, volume_name, label_len);
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} else {
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/* not the expected volume tlv */
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fprintf(stderr, "Unable to fetch ONTAP volume name\n");
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return;
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}
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i += 4 + label_len;
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j += 4 + label_len;
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/* get the namespace tlv and name */
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tlv = *(__u8 *)&log_data[i];
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if (tlv == ONTAP_NS_TLV) {
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label_len = (*(__u16 *)&log_data[j]) * 4;
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namespace_name = (char *)&log_data[j + 2];
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ontap_labels_to_str(ns_name, namespace_name, label_len);
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} else {
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/* not the expected namespace tlv */
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fprintf(stderr, "Unable to fetch ONTAP namespace name\n");
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return;
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}
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snprintf(nspath, ONTAP_NS_PATHLEN, "%s%s%s%s", ontap_vol,
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vol_name, "/", ns_name);
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}
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static void netapp_smdevice_json(struct json_array *devices, char *devname,
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char *arrayname, char *volname, int nsid, char *nguid,
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char *ctrl, char *astate, char *size, long long lba,
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long long nsze)
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{
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struct json_object *device_attrs;
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device_attrs = json_create_object();
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json_object_add_value_string(device_attrs, "Device", devname);
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json_object_add_value_string(device_attrs, "Array_Name", arrayname);
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json_object_add_value_string(device_attrs, "Volume_Name", volname);
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json_object_add_value_int(device_attrs, "NSID", nsid);
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json_object_add_value_string(device_attrs, "Volume_ID", nguid);
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json_object_add_value_string(device_attrs, "Controller", ctrl);
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json_object_add_value_string(device_attrs, "Access_State", astate);
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json_object_add_value_string(device_attrs, "Size", size);
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json_object_add_value_int(device_attrs, "LBA_Data_Size", lba);
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json_object_add_value_int(device_attrs, "Namespace_Size", nsze);
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json_array_add_value_object(devices, device_attrs);
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}
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static void netapp_ontapdevice_json(struct json_array *devices, char *devname,
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char *vsname, char *nspath, int nsid, char *uuid,
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char *size, long long lba, long long nsze)
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{
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struct json_object *device_attrs;
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device_attrs = json_create_object();
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json_object_add_value_string(device_attrs, "Device", devname);
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json_object_add_value_string(device_attrs, "Vserver", vsname);
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json_object_add_value_string(device_attrs, "Namespace_Path", nspath);
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json_object_add_value_int(device_attrs, "NSID", nsid);
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json_object_add_value_string(device_attrs, "UUID", uuid);
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json_object_add_value_string(device_attrs, "Size", size);
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json_object_add_value_int(device_attrs, "LBA_Data_Size", lba);
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json_object_add_value_int(device_attrs, "Namespace_Size", nsze);
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json_array_add_value_object(devices, device_attrs);
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}
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static void netapp_smdevices_print(struct smdevice_info *devices, int count, int format)
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{
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struct json_object *root = NULL;
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struct json_array *json_devices = NULL;
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int i, slta;
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char array_label[ARRAY_LABEL_LEN / 2 + 1];
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char volume_label[VOLUME_LABEL_LEN / 2 + 1];
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char nguid_str[33];
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char basestr[] = "%s, Array Name %s, Volume Name %s, NSID %d, "
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"Volume ID %s, Controller %c, Access State %s, %s\n";
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char columnstr[] = "%-16s %-30s %-30s %4d %32s %c %-12s %9s\n";
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char *formatstr = basestr; /* default to "normal" output format */
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if (format == NCOLUMN) {
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/* for column output, change output string and print column headers */
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formatstr = columnstr;
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printf("%-16s %-30s %-30s %-4s %-32s %-4s %-12s %-9s\n",
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"Device", "Array Name", "Volume Name", "NSID",
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"Volume ID", "Ctrl", "Access State", " Size");
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printf("%-16s %-30s %-30s %-4s %-32s %-4s %-12s %-9s\n",
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"----------------", "------------------------------",
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"------------------------------", "----",
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"--------------------------------", "----",
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"------------", "---------");
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}
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else if (format == NJSON) {
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/* prepare for json output */
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root = json_create_object();
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json_devices = json_create_array();
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}
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for (i = 0; i < count; i++) {
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long long int lba = 1 << devices[i].ns.lbaf[(devices[i].ns.flbas & 0x0F)].ds;
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double nsze = le64_to_cpu(devices[i].ns.nsze) * lba;
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const char *s_suffix = suffix_si_get(&nsze);
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char size[128];
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sprintf(size, "%.2f%sB", nsze, s_suffix);
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netapp_convert_string(array_label, (char *)&devices[i].ctrl.vs[20],
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ARRAY_LABEL_LEN / 2);
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slta = devices[i].ctrl.vs[0] & 0x1;
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netapp_convert_string(volume_label, (char *)devices[i].ns.vs,
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VOLUME_LABEL_LEN / 2);
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netapp_nguid_to_str(nguid_str, devices[i].ns.nguid);
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if (format == NJSON)
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netapp_smdevice_json(json_devices, devices[i].dev,
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array_label, volume_label, devices[i].nsid,
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nguid_str, slta ? "A" : "B", "unknown", size,
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lba, le64_to_cpu(devices[i].ns.nsze));
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else
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printf(formatstr, devices[i].dev, array_label,
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volume_label, devices[i].nsid, nguid_str,
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slta ? 'A' : 'B', "unknown", size);
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}
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if (format == NJSON) {
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/* complete the json output */
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json_object_add_value_array(root, "SMdevices", json_devices);
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json_print_object(root, NULL);
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}
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}
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static void netapp_ontapdevices_print(struct ontapdevice_info *devices,
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int count, int format)
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{
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struct json_object *root = NULL;
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struct json_array *json_devices = NULL;
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char vsname[ONTAP_LABEL_LEN] = " ";
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char nspath[ONTAP_NS_PATHLEN] = " ";
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long long lba;
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char size[128];
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char uuid_str[37] = " ";
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int i;
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char basestr[] = "%s, Vserver %s, Namespace Path %s, NSID %d, UUID %s, %s\n";
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char columnstr[] = "%-16s %-25s %-50s %-4d %-38s %-9s\n";
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/* default to 'normal' output format */
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char *formatstr = basestr;
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if (format == NCOLUMN) {
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/* change output string and print column headers */
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formatstr = columnstr;
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printf("%-16s %-25s %-50s %-4s %-38s %-9s\n",
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"Device", "Vserver", "Namespace Path",
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"NSID", "UUID", "Size");
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printf("%-16s %-25s %-50s %-4s %-38s %-9s\n",
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"----------------", "-------------------------",
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"--------------------------------------------------",
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"----", "--------------------------------------",
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"---------");
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} else if (format == NJSON) {
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/* prepare for json output */
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root = json_create_object();
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json_devices = json_create_array();
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}
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for (i = 0; i < count; i++) {
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netapp_get_ns_size(size, &lba, &devices[i].ns);
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netapp_uuid_to_str(uuid_str, devices[i].nsdesc);
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netapp_get_ontap_labels(vsname, nspath, devices[i].log_data);
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if (format == NJSON) {
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netapp_ontapdevice_json(json_devices, devices[i].dev,
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vsname, nspath, devices[i].nsid,
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uuid_str, size, lba,
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le64_to_cpu(devices[i].ns.nsze));
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} else
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printf(formatstr, devices[i].dev, vsname, nspath,
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devices[i].nsid, uuid_str, size);
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}
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if (format == NJSON) {
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/* complete the json output */
|
||||
json_object_add_value_array(root, "ONTAPdevices", json_devices);
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json_print_object(root, NULL);
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}
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}
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static int nvme_get_ontap_c2_log(int fd, __u32 nsid, void *buf, __u32 buflen)
|
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{
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struct nvme_admin_cmd get_log;
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int err;
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memset(buf, 0, buflen);
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memset(&get_log, 0, sizeof(struct nvme_admin_cmd));
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get_log.opcode = nvme_admin_get_log_page;
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get_log.nsid = nsid;
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get_log.addr = (__u64)(uintptr_t)buf;
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get_log.data_len = buflen;
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||||
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__u32 numd = (get_log.data_len >> 2) - 1;
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||||
__u32 numdu = numd >> 16;
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__u32 numdl = numd & 0xFFFF;
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get_log.cdw10 = ONTAP_C2_LOG_ID | (numdl << 16);
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get_log.cdw10 |= ONTAP_C2_LOG_NSINFO_LSP << 8;
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get_log.cdw11 = numdu;
|
||||
|
||||
err = nvme_submit_admin_passthru(fd, &get_log);
|
||||
if (err) {
|
||||
fprintf(stderr, "ioctl error %0x\n", err);
|
||||
return 1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int netapp_smdevices_get_info(int fd, struct smdevice_info *item,
|
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const char *dev)
|
||||
{
|
||||
int err;
|
||||
|
||||
err = nvme_identify_ctrl(fd, &item->ctrl);
|
||||
if (err) {
|
||||
fprintf(stderr, "Identify Controller failed to %s (%s)\n", dev,
|
||||
strerror(err));
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (strncmp("NetApp E-Series", item->ctrl.mn, 15) != 0)
|
||||
return 0; /* not the right model of controller */
|
||||
|
||||
item->nsid = nvme_get_nsid(fd);
|
||||
err = nvme_identify_ns(fd, item->nsid, 0, &item->ns);
|
||||
if (err) {
|
||||
fprintf(stderr, "Unable to identify namespace for %s (%s)\n",
|
||||
dev, strerror(err));
|
||||
return 0;
|
||||
}
|
||||
strncpy(item->dev, dev, sizeof(item->dev));
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int netapp_ontapdevices_get_info(int fd, struct ontapdevice_info *item,
|
||||
const char *dev)
|
||||
{
|
||||
int err;
|
||||
|
||||
err = nvme_identify_ctrl(fd, &item->ctrl);
|
||||
if (err) {
|
||||
fprintf(stderr, "Identify Controller failed to %s (%s)\n",
|
||||
dev, strerror(err));
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (strncmp("NetApp ONTAP Controller", item->ctrl.mn, 23) != 0)
|
||||
/* not the right controller model */
|
||||
return 0;
|
||||
|
||||
item->nsid = nvme_get_nsid(fd);
|
||||
|
||||
err = nvme_identify_ns(fd, item->nsid, 0, &item->ns);
|
||||
if (err) {
|
||||
fprintf(stderr, "Unable to identify namespace for %s (%s)\n",
|
||||
dev, strerror(err));
|
||||
return 0;
|
||||
}
|
||||
|
||||
err = nvme_identify_ns_descs(fd, item->nsid, item->nsdesc);
|
||||
if (err) {
|
||||
fprintf(stderr, "Unable to identify namespace descriptor for %s (%s)\n",
|
||||
dev, strerror(err));
|
||||
return 0;
|
||||
}
|
||||
|
||||
err = nvme_get_ontap_c2_log(fd, item->nsid, item->log_data, ONTAP_C2_LOG_SIZE);
|
||||
if (err) {
|
||||
fprintf(stderr, "Unable to get log page data for %s (%s)\n",
|
||||
dev, strerror(err));
|
||||
return 0;
|
||||
}
|
||||
|
||||
strncpy(item->dev, dev, sizeof(item->dev));
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int netapp_nvme_filter(const struct dirent *d)
|
||||
{
|
||||
char path[264];
|
||||
struct stat bd;
|
||||
int ctrl, ns, partition;
|
||||
|
||||
if (d->d_name[0] == '.')
|
||||
return 0;
|
||||
|
||||
if (strstr(d->d_name, "nvme")) {
|
||||
snprintf(path, sizeof(path), "%s%s", dev_path, d->d_name);
|
||||
if (stat(path, &bd))
|
||||
return 0;
|
||||
if (sscanf(d->d_name, "nvme%dn%d", &ctrl, &ns) != 2)
|
||||
return 0;
|
||||
if (sscanf(d->d_name, "nvme%dn%dp%d", &ctrl, &ns, &partition) == 3)
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int netapp_output_format(char *format)
|
||||
{
|
||||
if (!format)
|
||||
return -EINVAL;
|
||||
if (!strcmp(format, "normal"))
|
||||
return NNORMAL;
|
||||
if (!strcmp(format, "json"))
|
||||
return NJSON;
|
||||
if (!strcmp(format, "column"))
|
||||
return NCOLUMN;
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
/* handler for 'nvme netapp smdevices' */
|
||||
static int netapp_smdevices(int argc, char **argv, struct command *command,
|
||||
struct plugin *plugin)
|
||||
{
|
||||
const char *desc = "Display information about E-Series volumes.";
|
||||
|
||||
struct dirent **devices;
|
||||
int num, i, fd, ret, fmt;
|
||||
struct smdevice_info *smdevices;
|
||||
char path[264];
|
||||
int num_smdevices = 0;
|
||||
|
||||
struct config {
|
||||
char *output_format;
|
||||
};
|
||||
|
||||
struct config cfg = {
|
||||
.output_format = "normal",
|
||||
};
|
||||
|
||||
OPT_ARGS(opts) = {
|
||||
OPT_FMT("output-format", 'o', &cfg.output_format, "Output Format: normal|json|column"),
|
||||
OPT_END()
|
||||
};
|
||||
|
||||
ret = argconfig_parse(argc, argv, desc, opts);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
|
||||
fmt = netapp_output_format(cfg.output_format);
|
||||
if (fmt != NNORMAL && fmt != NCOLUMN && fmt != NJSON) {
|
||||
fprintf(stderr, "Unrecognized output format: %s\n", cfg.output_format);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
num = scandir(dev_path, &devices, netapp_nvme_filter, alphasort);
|
||||
if (num <= 0) {
|
||||
fprintf(stderr, "No NVMe devices detected.\n");
|
||||
return num;
|
||||
}
|
||||
|
||||
smdevices = calloc(num, sizeof(*smdevices));
|
||||
if (!smdevices) {
|
||||
fprintf(stderr, "Unable to allocate memory for devices.\n");
|
||||
return ENOMEM;
|
||||
}
|
||||
|
||||
for (i = 0; i < num; i++) {
|
||||
snprintf(path, sizeof(path), "%s%s", dev_path,
|
||||
devices[i]->d_name);
|
||||
fd = open(path, O_RDONLY);
|
||||
if (fd < 0) {
|
||||
fprintf(stderr, "Unable to open %s: %s\n", path,
|
||||
strerror(errno));
|
||||
continue;
|
||||
}
|
||||
|
||||
num_smdevices += netapp_smdevices_get_info(fd,
|
||||
&smdevices[num_smdevices], path);
|
||||
close(fd);
|
||||
}
|
||||
|
||||
if (num_smdevices)
|
||||
netapp_smdevices_print(smdevices, num_smdevices, fmt);
|
||||
|
||||
for (i = 0; i < num; i++)
|
||||
free(devices[i]);
|
||||
free(devices);
|
||||
free(smdevices);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* handler for 'nvme netapp ontapdevices' */
|
||||
static int netapp_ontapdevices(int argc, char **argv, struct command *command,
|
||||
struct plugin *plugin)
|
||||
{
|
||||
const char *desc = "Display information about ONTAP devices.";
|
||||
struct dirent **devices;
|
||||
int num, i, fd, ret, fmt;
|
||||
struct ontapdevice_info *ontapdevices;
|
||||
char path[264];
|
||||
int num_ontapdevices = 0;
|
||||
|
||||
struct config {
|
||||
char *output_format;
|
||||
};
|
||||
|
||||
struct config cfg = {
|
||||
.output_format = "normal",
|
||||
};
|
||||
|
||||
OPT_ARGS(opts) = {
|
||||
OPT_FMT("output-format", 'o', &cfg.output_format, "Output Format: normal|json|column"),
|
||||
OPT_END()
|
||||
};
|
||||
|
||||
ret = argconfig_parse(argc, argv, desc, opts);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
|
||||
fmt = netapp_output_format(cfg.output_format);
|
||||
if (fmt != NNORMAL && fmt != NCOLUMN && fmt != NJSON) {
|
||||
fprintf(stderr, "Unrecognized output format: %s\n", cfg.output_format);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
num = scandir(dev_path, &devices, netapp_nvme_filter, alphasort);
|
||||
if (num <= 0) {
|
||||
fprintf(stderr, "No NVMe devices detected.\n");
|
||||
return num;
|
||||
}
|
||||
|
||||
ontapdevices = calloc(num, sizeof(*ontapdevices));
|
||||
if (!ontapdevices) {
|
||||
fprintf(stderr, "Unable to allocate memory for devices.\n");
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
for (i = 0; i < num; i++) {
|
||||
snprintf(path, sizeof(path), "%s%s", dev_path,
|
||||
devices[i]->d_name);
|
||||
fd = open(path, O_RDONLY);
|
||||
if (fd < 0) {
|
||||
fprintf(stderr, "Unable to open %s: %s\n", path,
|
||||
strerror(errno));
|
||||
continue;
|
||||
}
|
||||
|
||||
num_ontapdevices += netapp_ontapdevices_get_info(fd,
|
||||
&ontapdevices[num_ontapdevices], path);
|
||||
|
||||
close(fd);
|
||||
}
|
||||
|
||||
if (num_ontapdevices)
|
||||
netapp_ontapdevices_print(ontapdevices, num_ontapdevices, fmt);
|
||||
|
||||
for (i = 0; i < num; i++)
|
||||
free(devices[i]);
|
||||
free(devices);
|
||||
free(ontapdevices);
|
||||
return 0;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue