X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Ftools%2Frbd_recover_tool%2Fmetadata_h;fp=src%2Fceph%2Fsrc%2Ftools%2Frbd_recover_tool%2Fmetadata_h;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=02969621d9cf7f5068e2bdc688ddf9d6ab9e1f0e;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git

diff --git a/src/ceph/src/tools/rbd_recover_tool/metadata_h b/src/ceph/src/tools/rbd_recover_tool/metadata_h
deleted file mode 100644
index 0296962..0000000
--- a/src/ceph/src/tools/rbd_recover_tool/metadata_h
+++ /dev/null
@@ -1,368 +0,0 @@
-#!/bin/bash
-# file: metadata_h
-#
-# Copyright (C) 2015 Ubuntu Kylin
-#
-# Author: Min Chen <minchen@ubuntukylin.com>
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU Library Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Library Public License for more details.
-#
-
-my_dir=$(dirname "$0")
-. $my_dir/common_h
-. $my_dir/epoch_h
-
-# put origin name in $image_name_in: for output
-# put convert "_" name in $image_name: for grep image hobjects from database
-image_name_in=
-image_name=
-function input_image()
-{
-  local func="input_image"
-  if [ "$1"x = ""x ];then
-    echo "$func: no image name input"
-    exit
-  fi
-
-  image_name_in=$1
-  # "_" -> "\u"
-  image_name=`convert_underline $image_name_in`
-}
-
-#======================================== distinguish v1 or v2 ===================================  
-#image_list_v1=$single_node/$cluster-$id/image_list_v1
-#image_list_v2=$single_node/$cluster-$id/image_list_v2
-function get_image_list()
-{
-  find $osd_data/current/ -type f|grep ".rbd__" >$image_list_v1
-  find $osd_data/current/ -type f|grep "rbd\\\\uid." >$image_list_v2
-}
-
-function get_image_format_by_hobject()
-{
-  local func="get_image_format"
-  if [ "$1"x = ""x ];then
-    exit
-  fi
-  local res1=`cat $image_list_v1|grep $1`  
-  if [ "$res1"x != ""x ];then
-    echo 1
-    exit
-  fi  
- 
-  local res2=`cat $image_list_v2|grep  $1`
-  if [ "$res2"x = ""x ];then
-    echo 2
-    exit
-  fi
-}
-
-#======================================== image format v1 ========================================  
-# <image_name>.rbd inlude 3 parts:
-# header + snap_count*snapshot + snap_count*snap_name
-# 
-# struct rbd_obj_header_ondisk {
-# 40	char text[40];
-# 24	char block_name[RBD_MAX_BLOCK_NAME_SIZE];
-# 4	char signature[4];
-# 8	char version[8];
-# 	struct {
-# 1		__u8 order;
-# 1		__u8 crypt_type;
-# 1		__u8 comp_type;
-# 1		__u8 unused;
-# 	} __attribute__((packed)) options;
-# 8	__le64 image_size;//hexdump -C s=80 n=8
-# 8	__le64 snap_seq;  //hexdump -C s=88 n=8
-# 4	__le32 snap_count;//hexdump -C s=96 n=4
-# 4	__le32 reserved;
-# 8	__le64 snap_names_len;//hexdump -C s=104 n=8
-# 	struct rbd_obj_snap_ondisk snaps[0];
-# } __attribute__((packed));
-#
-# sizeof(rbd_obj_header_ondisk): 112
-#
-# struct rbd_obj_snap_ondisk {
-# 8	__le64 id;    //hexdump -C s=112+i*16 n=8   , i=[0, snap_count)
-# 8	__le64 image_size;//hexdump -C s=112+i*16+8 n=8, i=[0, snap_count)
-# } __attribute__((packed));
-# sizeof(rbd_obj_snap_ondisk): 16
-#
-# get snap_names form <image_nane>.rbd
-# hexdump -e '10/1 "%_c"' -s $((112 + $snap_count*16)) -n $snap_names_len <image_name>.rbd
-# then split snap_names into array
-
-function get_image_metadata_v1()
-{
-  local func="get_image_metadata_v1"
-  if [ "$1"x = ""x ];then
-    echo "$func: no image head object input"
-    exit
-  fi
-  local snap_name=
-  if [ "$2"x != ""x ];then
-    snap_name=$2 
-  fi
-    
-  if [ ! -e $1 ];then
-    echo "$func: $1 not exists"
-    exit
-  fi
-  local hobject_path=$1  
-  d_hobject_path=`dump_backslash $1`
-  local image_format=`get_image_format_by_hobject $d_hobject_path`
-  if [ $image_format != 1 ];then
-    echo "$func: image_format must be 1"
-    exit
-  fi
- 
-  if [ ! -e $hobject_path ];then
-    echo "$func: $hobject_path not exists"
-    exit
-  fi
-
-  # decode rbd_obj_header_ondisk of <image_name>.rbd
-  local block_name=`hexdump -e '10/1 "%c"' -s 40 -n 24 $hobject_path`
-  local order=`hexdump -e '10/4 "%u"' -s 76 -n 1 $hobject_path`
-  local image_size=`hexdump -C -s 80 -n 8 $hobject_path|head -n 1|awk '{for (i=9; i>1; i--) {printf $i}}'`
-  image_size=$((16#$image_size))
-  local snap_seq=`hexdump -C -s 88 -n 8 $hobject_path|head -n 1|
-	awk '{num=""; for(i=9; i>1; i--){ num=num""$i;} print strtonum("0x"num);}'`
-  local snap_count=`hexdump -C -s 96 -n 4 $hobject_path|head -n 1|
-	awk '{num=""; for(i=5; i>1; i--){ num=num""$i;} print strtonum("0x"num);}'` 
-  local snap_names_len=`hexdump -C -s 104 -n 8 $hobject_path|head -n 1|
-	awk '{num=""; for(i=9; i>1; i--){ num=num""$i;} print strtonum("0x"num);}'` 
-
-  echo -e "block_name:\t$block_name"
-  echo -e "order:\t\t$order"
-  echo -e "image_size:\t$image_size"
-  echo -e "snap_seq:\t$snap_seq"
-
-  # decode N rbd_obj_snap_ondisk of <image_name>.rbd
-  declare -a snap_ids
-  declare -a snap_names
-  declare -a snap_image_sizes
-  local size_header=112 #sizeof(rbd_obj_header_ondisk)
-  local size_snap=16 #sizeof(rbd_obj_snap_ondisk)
-  local offset=0
-  local id_off=0
-  local size_off=0
-  for ((i=0; i<$snap_count; i++))
-  do
-    offset=$(($size_header + $i * $size_snap)) 
-    id_off=$offset 
-    size_off=$(($offset + 8))
-    snap_ids[$i]=`hexdump -C -s $id_off -n 8 $hobject_path|head -n 1|
-	awk '{num=""; for(i=9; i>1; i--){num=num""$i;} print strtonum("0x"num);}'`
-    snap_image_sizes[$i]=`hexdump -C -s $size_off -n 8 $hobject_path|head -n 1|
-	awk '{num=""; for(i=9; i>1; i--){num=num""$i;} print strtonum("0x"num);}'`
-  done
-  offset=$(($size_header + $snap_count * $size_snap))
-  snap_names=(`hexdump -e '10/1 "%_c"' -s $offset -n $snap_names_len $hobject_path|
-  	awk -F "\\\\\\\\\\\\\\\\0" '{for(i=1; i<=NF; i++) {print $i" "} }'`); 
-
-  echo -e "\t\tID\tNAME\t\tSIZE"
-  for ((i=0; i<$snap_count; i++))
-  do
-    if [ "$snap_name"x = ""x ];then
-      echo -n -e "snapshot:\t"
-      echo -e "${snap_ids[$i]}\t${snap_names[$i]}\t\t${snap_image_sizes[$i]}"
-      continue
-    fi
-    if [ "$snap_name"x = "${snap_names[$i]}"x ];then 
-      echo -n -e "snapshot:\t"
-      echo -e "${snap_ids[$i]}\t${snap_names[$i]}\t\t${snap_image_sizes[$i]}"
-      return
-    fi
-  done
-}
-
-#======================================== end image format v1 ========================================  
-
-#======================================== image format v2 ======================================== 
-
-# map_header, header_seq, header, key/value
-# eg. 
-# map_header		_HOBJTOSEQ_:rbd%uheader%e139a6b8b4567...head.2.68E826B6
-# meta_header_seq	17426
-# header:		_USER_0000000000017426_USER_:object_prefix
-#			_USER_0000000000017426_USER_:order
-#			_USER_0000000000017426_USER_:size
-#			_USER_0000000000017426_USER_:snap_seq
-# key/value		ceph-kvstore-tool /storepath get _USER_0000000000017426_USER_ (object_prefix|order|size|snap_seq)
-
-# decode image id from image_id_hobject 
-function get_image_id()
-{
-  local func="get_image_id"
-  if [ "$1"x = ""x ];then
-    exit;
-  fi
-  local image_id_hobject=$1 #from admin node's database
-
-  if [ ! -e $image_id_hobject ];then
-    #echo "$func: $image_id_hobject not exists"
-    exit;
-  fi
-  
-  # get len of string  
-  local n=`hexdump -e '10/4 "%u"' -s 0 -n 4 $image_id_hobject`
-  # get string
-  hexdump -e '10/1 "%c"' -s 4 -n $n $image_id_hobject
-}
-
-#find image_id omap entry in omaplist
-map_header_prefix=
-map_header_key=
-function get_map_header()
-{
-  local func="get_map_header"
-  local image_id=$1
-  if [ "$image_id"x = ""x ];then
-    echo "$func: no image_id input"
-    exit;
-  fi
-  map_header_prefix=`get_map_header_prefix`
-  local keyword="header%e"$image_id
-  map_header_key=`get_map_header_key $keyword`
-  if [ "$map_header_key"x = ""x ];then
-    echo "$func: map_header_key is NULL(not in omaplist)"
-    exit
-  fi
-}
-
-#get meta header seq from map_header
-meta_header_seq=
-function get_meta_header_seq() 
-{
-  local func="get_meta_header_seq"
-  if [ "$1"x == ""x ];then
-    echo "$func: no prefix input"
-    exit;
-  elif [ "$2"x == ""x ];then
-    echo "$func: no key input"
-    exit;
-  fi
-  local prefix=$1;
-  local key=$2;
-  meta_header_seq=`get_header_seq $prefix $key`
-}
-
-# get image metadata : object_prefix, order, image_size, snap_seq
-object_prefix=
-order=
-image_size=
-snap_seq=
-function get_image_metadata_v2()
-{
-  local func="get_image_metadata_v2"
-  if [ "$1"x = ""x ];then
-    echo "$func: no meta_header_seq input"
-    exit;
-  fi
-  local meta_header_seq=`printf "%016d" $1`
-  #echo "$func: meta_header_seq = "$meta_header_seq
-  local ghobject_key="_USER_"$meta_header_seq"_USER_"
-  local prefix=$ghobject_key
-
-  object_prefix=`get_header_kv $prefix object_prefix string`
-  #object_prefix="rbd_data.$image_id"
-  order=`get_header_kv $prefix order int`
-  image_size=`get_header_kv $prefix size int` 
-  snap_seq=`get_header_kv $prefix snap_seq int`
-
-  echo -e "object_prefix:\t$object_prefix"
-  echo -e "order:\t\t$order"
-  echo -e "image_size:\t$image_size"
-  echo -e "snap_seq:\t$snap_seq"
-
-  # list snapshot
-  list_snaps_v2 $1 $2
-}
-
-# struct cls_rbd_snap {
-# 	snapid_t id;
-#	string name;
-#	uint64_t image_size;
-#	uint64_t features;
-#	uint8_t protection_status;
-#	cls_rbd_parent parent;
-# }
-# decode cls_rbd_snap
-# 1	u8	struct_v
-# 1	u8	struct_compat
-# 4	u32	struct_len
-# 8	u64	snapid_t id //s=6 n=8
-# 4	u32	len of name //s=14 n=4
-# len	char	name        //s=18 n=len
-# 8	u64	image_size
-# 8	u64	features
-# ......
-#
-function list_snaps_v2()
-{
-  local func="list_snaps_v2"
-  if [ "$1"x = ""x ];then
-    exit
-  fi
-  local sname=
-  if [ $# -eq 2 ];then
-    sname=$2
-  fi
-  local meta_header_seq=`printf "%016d" $1`
-  local prefix="_USER_"$meta_header_seq"_USER_"
-  local keys=(`awk -F ":" '/snapshot_/ && $1 == "'"$prefix"'" {if ($2 == "") exit; split($2, arr, "_"); 
-	print arr[2];}' $omap_list|sort -r`)
-  echo -e "\t\tID\tNAME\t\tSIZE"
-  for key in ${keys[@]}
-  do
-    key="snapshot_$key"
-    local arr=(`ceph-kvstore-tool $omap_path get $prefix $key|awk -F ":" '{print $2}'`);
-    # get snap_name
-    tmp=
-    for ((i=17; i>13; i--))
-    do
-      tmp="$tmp${arr[$i]}"
-    done
-    local len=$((16#$tmp))
-    local snap_name=
-    for ((i=18; i<$((18+$len)); i++))
-    do
-      # convert ascii to char
-      local char=`echo -e "\x${arr[$i]}"` 
-      snap_name="$snap_name$char"
-    done
-    # get snap_id (little endian)
-    local tmp=
-    for ((i=13; i>5; i--))
-    do
-      tmp="$tmp${arr[$i]}" 
-    done
-    local snap_id=$((16#$tmp))
-    # get image_size of current snap (little endian)
-    tmp=
-    for ((i=$((25+$len)); i>$((17+$len)); i--))
-    do
-      tmp="$tmp${arr[$i]}"
-    done
-    local image_size=$((16#$tmp))
-    if [ "$sname"x = ""x ];then
-      echo -e "snapshot:\t$snap_id\t$snap_name\t\t$image_size" 
-      continue
-    fi
-    if [ "$sname"x = "$snap_name"x ];then
-      echo -e "snapshot:\t$snap_id\t$snap_name\t\t$image_size" 
-      return
-    fi
-  done
-}
-
-#======================================== end image format v2 ========================================