database_utils/migrate_vim_db.sh

   1 #!/bin/bash
   2
   3 ##
   4 # Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U.
   5 # This file is part of openvim
   6 # All Rights Reserved.
   7 #
   8 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   9 # not use this file except in compliance with the License. You may obtain
  10 # a copy of the License at
  11 #
  12 #         http://www.apache.org/licenses/LICENSE-2.0
  13 #
  14 # Unless required by applicable law or agreed to in writing, software
  15 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  16 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  17 # License for the specific language governing permissions and limitations
  18 # under the License.
  19 #
  20 # For those usages not covered by the Apache License, Version 2.0 please
  21 # contact with: nfvlabs@tid.es
  22 ##
  23
  24 #
  25 #Upgrade/Downgrade openvim database preserving the content
  26 #
  27
  28 DBUSER="vim"
  29 DBPASS=""
  30 DBHOST="localhost"
  31 DBPORT="3306"
  32 DBNAME="vim_db"
  33
  34 # Detect paths
  35 MYSQL=$(which mysql)
  36 AWK=$(which awk)
  37 GREP=$(which grep)
  38 DIRNAME=`dirname $0`
  39
  40 function usage(){
  41     echo -e "Usage: $0 OPTIONS  [{openvim_version}]"
  42     echo -e "  Upgrades/Downgrades openvim database preserving the content"
  43     echo -e "   if openvim_version is not provided it tries to get from openvimd.py using relative path"
  44     echo -e "  OPTIONS"
  45     echo -e "     -u USER  database user. '$DBUSER' by default. Prompts if DB access fails"
  46     echo -e "     -p PASS  database password. 'No password' or 'vimpw' by default. Prompts if DB access fails"
  47     echo -e "     -P PORT  database port. '$DBPORT' by default"
  48     echo -e "     -h HOST  database host. '$DBHOST' by default"
  49     echo -e "     -d NAME  database name. '$DBNAME' by default.  Prompts if DB access fails"
  50     echo -e "     --help   shows this help"
  51 }
  52
  53 while getopts ":u:p:P:h:d:-:" o; do
  54     case "${o}" in
  55         u)
  56             DBUSER="$OPTARG"
  57             ;;
  58         p)
  59             DBPASS="$OPTARG"
  60             ;;
  61         P)
  62             DBPORT="$OPTARG"
  63             ;;
  64         d)
  65             DBNAME="$OPTARG"
  66             ;;
  67         h)
  68             DBHOST="$OPTARG"
  69             ;;
  70         -)
  71             [ "${OPTARG}" == "help" ] && usage && exit 0
  72             echo "Invalid option: --$OPTARG" >&2 && usage  >&2
  73             exit 1
  74             ;;
  75         \?)
  76             echo "Invalid option: -$OPTARG" >&2 && usage  >&2
  77             exit 1
  78             ;;
  79         :)
  80             echo "Option -$OPTARG requires an argument." >&2 && usage  >&2
  81             exit 1
  82             ;;
  83         *)
  84             usage >&2
  85             exit -1
  86             ;;
  87     esac
  88 done
  89 shift $((OPTIND-1))
  90
  91
  92 #GET OPENVIM VERSION
  93 OPENVIM_VER="$1"
  94 if [ -z "$OPENVIM_VER" ]
  95 then
  96     OPENVIM_VER=`${DIRNAME}/../openvimd.py -v`
  97     OPENVIM_VER=${OPENVIM_VER%%-r*}
  98     OPENVIM_VER=${OPENVIM_VER##*version }
  99     echo "    Detected openvim version $OPENVIM_VER"
 100 fi
 101 VERSION_1=`echo $OPENVIM_VER | cut -f 1 -d"."`
 102 VERSION_2=`echo $OPENVIM_VER | cut -f 2 -d"."`
 103 VERSION_3=`echo $OPENVIM_VER | cut -f 3 -d"."`
 104 if ! [ "$VERSION_1" -ge 0 -a "$VERSION_2" -ge 0 -a "$VERSION_3" -ge 0 ] 2>/dev/null
 105 then
 106     [ -n "$1" ] && echo "Invalid openvim version '$1', expected 'X.X.X'" >&2
 107     [ -z "$1" ] && echo "Can not get openvim version" >&2
 108     exit -1
 109 fi
 110 OPENVIM_VER_NUM=`printf "%d%03d%03d" ${VERSION_1} ${VERSION_2} ${VERSION_3}`
 111
 112 #Creating temporary file
 113 TEMPFILE="$(mktemp -q --tmpdir "migratemanodb.XXXXXX")"
 114 trap 'rm -f "$TEMPFILE"' EXIT
 115 chmod 0600 "$TEMPFILE"
 116
 117 #if password is missing, before prompting for it try without password and with "manopw"
 118 DBHOST_="-h$DBHOST"
 119 DBPORT_="-P$DBPORT"
 120 DEF_EXTRA_FILE_PARAM="--defaults-extra-file=$TEMPFILE"
 121 if [ -z "${DBPASS}" ]
 122 then
 123     password_ok=""
 124     echo -e "[client]\nuser='${DBUSER}'\npassword='vimpw'" > "$TEMPFILE"
 125     mysql --defaults-extra-file="$TEMPFILE" $DBHOST_ $DBPORT_ $DBNAME -e "quit" >/dev/null 2>&1 && DBPASS="vimpw"
 126     echo -e "[client]\nuser='${DBUSER}'\npassword=''" > "$TEMPFILE"
 127     mysql --defaults-extra-file="$TEMPFILE" $DBHOST_ $DBPORT_ $DBNAME -e "quit" >/dev/null 2>&1 && DBPASS=""
 128 fi
 129 echo -e "[client]\nuser='${DBUSER}'\npassword='${DBPASS}'" > "$TEMPFILE"
 130
 131 #check and ask for database user password
 132 while ! mysql "$DEF_EXTRA_FILE_PARAM" $DBHOST_ $DBPORT_ $DBNAME -e "quit" >/dev/null 2>&1
 133 do
 134         [ -n "$logintry" ] &&  echo -e "\nInvalid database credentials!!!. Try again (Ctrl+c to abort)"
 135         [ -z "$logintry" ] &&  echo -e "\nProvide database name and credentials"
 136         read -e -p "mysql database name($DBNAME): " KK
 137         [ -n "$KK" ] && DBNAME="$KK"
 138         read -e -p "mysql user($DBUSER): " KK
 139         [ -n "$KK" ] && DBUSER="$KK"
 140         read -e -s -p "mysql password: " DBPASS
 141         echo -e "[client]\nuser='${DBUSER}'\npassword='${DBPASS}'" > "$TEMPFILE"
 142         logintry="yes"
 143         echo
 144 done
 145
 146 DBCMD="mysql $DEF_EXTRA_FILE_PARAM $DBHOST_ $DBPORT_ $DBNAME"
 147 #echo DBCMD $DBCMD
 148
 149 #GET DATABASE VERSION
 150 #check that the database seems a openvim database
 151 if ! echo -e "show create table instances;\nshow create table numas" | $DBCMD >/dev/null 2>&1
 152 then
 153     echo "    database $DBNAME does not seem to be an openvim database" >&2
 154     exit -1;
 155 fi
 156
 157 if ! echo 'show create table schema_version;' | $DBCMD >/dev/null 2>&1
 158 then
 159     DATABASE_VER="0.0"
 160     DATABASE_VER_NUM=0
 161 else
 162     DATABASE_VER_NUM=`echo "select max(version_int) from schema_version;" | $DBCMD | tail -n+2`
 163     DATABASE_VER=`echo "select version from schema_version where version_int='$DATABASE_VER_NUM';" | $DBCMD | tail -n+2`
 164     [ "$DATABASE_VER_NUM" -lt 0 -o "$DATABASE_VER_NUM" -gt 100 ] && echo "    Error can not get database version ($DATABASE_VER?)" >&2 && exit -1
 165     #echo "_${DATABASE_VER_NUM}_${DATABASE_VER}"
 166 fi
 167
 168
 169 #GET DATABASE TARGET VERSION
 170 DATABASE_TARGET_VER_NUM=0
 171 [ $OPENVIM_VER_NUM -gt 1091 ] && DATABASE_TARGET_VER_NUM=1   #>0.1.91 =>  1
 172 [ $OPENVIM_VER_NUM -ge 2003 ] && DATABASE_TARGET_VER_NUM=2   #0.2.03  =>  2
 173 [ $OPENVIM_VER_NUM -ge 2005 ] && DATABASE_TARGET_VER_NUM=3   #0.2.5   =>  3
 174 [ $OPENVIM_VER_NUM -ge 3001 ] && DATABASE_TARGET_VER_NUM=4   #0.3.1   =>  4
 175 [ $OPENVIM_VER_NUM -ge 4001 ] && DATABASE_TARGET_VER_NUM=5   #0.4.1   =>  5
 176 [ $OPENVIM_VER_NUM -ge 4002 ] && DATABASE_TARGET_VER_NUM=6   #0.4.2   =>  6
 177 [ $OPENVIM_VER_NUM -ge 4005 ] && DATABASE_TARGET_VER_NUM=7   #0.4.5   =>  7
 178 [ $OPENVIM_VER_NUM -ge 4010 ] && DATABASE_TARGET_VER_NUM=8   #0.4.10  =>  8
 179 [ $OPENVIM_VER_NUM -ge 5001 ] && DATABASE_TARGET_VER_NUM=9   #0.5.1   =>  9
 180 [ $OPENVIM_VER_NUM -ge 5002 ] && DATABASE_TARGET_VER_NUM=10  #0.5.2   => 10
 181 #TODO ... put next versions here
 182
 183
 184 function upgrade_to_1(){
 185     echo "    upgrade database from version 0.0 to version 0.1"
 186     echo "      CREATE TABLE \`schema_version\`"
 187     echo "CREATE TABLE \`schema_version\` (
 188         \`version_int\` INT NOT NULL COMMENT 'version as a number. Must not contain gaps',
 189         \`version\` VARCHAR(20) NOT NULL COMMENT 'version as a text',
 190         \`openvim_ver\` VARCHAR(20) NOT NULL COMMENT 'openvim version',
 191         \`comments\` VARCHAR(2000) NULL COMMENT 'changes to database',
 192         \`date\` DATE NULL,
 193         PRIMARY KEY (\`version_int\`)
 194         )
 195         COMMENT='database schema control version'
 196         COLLATE='utf8_general_ci'
 197         ENGINE=InnoDB;" | $DBCMD  || ! echo "ERROR. Aborted!" || exit -1
 198     echo "INSERT INTO \`schema_version\` (\`version_int\`, \`version\`, \`openvim_ver\`, \`comments\`, \`date\`)
 199          VALUES (1, '0.1', '0.2.00', 'insert schema_version; alter nets with last_error column', '2015-05-05');" | $DBCMD
 200     echo "      ALTER TABLE \`nets\`, ADD COLUMN \`last_error\`"
 201     echo "ALTER TABLE \`nets\`
 202          ADD COLUMN \`last_error\` VARCHAR(200) NULL AFTER \`status\`;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 203 }
 204 function downgrade_from_1(){
 205     echo "    downgrade database from version 0.1 to version 0.0"
 206     echo "      ALTER TABLE \`nets\` DROP COLUMN \`last_error\`"
 207     echo "ALTER TABLE \`nets\` DROP COLUMN \`last_error\`;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 208     echo "      DROP TABLE \`schema_version\`"
 209     echo "DROP TABLE \`schema_version\`;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 210 }
 211 function upgrade_to_2(){
 212     echo "    upgrade database from version 0.1 to version 0.2"
 213     echo "      ALTER TABLE \`of_ports_pci_correspondence\` \`resources_port\` \`ports\` ADD COLUMN \`switch_dpid\`"
 214     for table in of_ports_pci_correspondence resources_port ports
 215     do
 216         echo "ALTER TABLE \`${table}\`
 217             ADD COLUMN \`switch_dpid\` CHAR(23) NULL DEFAULT NULL AFTER \`switch_port\`; " | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 218         echo "ALTER TABLE ${table} CHANGE COLUMN switch_port switch_port VARCHAR(24) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 219         [ $table == of_ports_pci_correspondence ] ||
 220             echo "ALTER TABLE ${table} DROP INDEX vlan_switch_port, ADD UNIQUE INDEX vlan_switch_port (vlan, switch_port, switch_dpid);" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 221     done
 222     echo "      UPDATE procedure UpdateSwitchPort"
 223     echo "DROP PROCEDURE IF EXISTS UpdateSwitchPort;
 224     delimiter //
 225     CREATE PROCEDURE UpdateSwitchPort() MODIFIES SQL DATA SQL SECURITY INVOKER
 226     COMMENT 'Load the openflow switch ports from of_ports_pci_correspondece into resoureces_port and ports'
 227     BEGIN
 228         #DELETES switch_port entry before writing, because if not it fails for key constrains
 229         UPDATE ports
 230         RIGHT JOIN resources_port as RP on ports.uuid=RP.port_id
 231         INNER JOIN resources_port as RP2 on RP2.id=RP.root_id
 232         INNER JOIN numas on RP.numa_id=numas.id
 233         INNER JOIN hosts on numas.host_id=hosts.uuid
 234         INNER JOIN of_ports_pci_correspondence as PC on hosts.ip_name=PC.ip_name and RP2.pci=PC.pci
 235         SET ports.switch_port=null, ports.switch_dpid=null, RP.switch_port=null, RP.switch_dpid=null;
 236         #write switch_port into resources_port and ports
 237         UPDATE ports
 238         RIGHT JOIN resources_port as RP on ports.uuid=RP.port_id
 239         INNER JOIN resources_port as RP2 on RP2.id=RP.root_id
 240         INNER JOIN numas on RP.numa_id=numas.id
 241         INNER JOIN hosts on numas.host_id=hosts.uuid
 242         INNER JOIN of_ports_pci_correspondence as PC on hosts.ip_name=PC.ip_name and RP2.pci=PC.pci
 243         SET ports.switch_port=PC.switch_port, ports.switch_dpid=PC.switch_dpid, RP.switch_port=PC.switch_port, RP.switch_dpid=PC.switch_dpid;
 244     END//
 245     delimiter ;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 246     echo "INSERT INTO \`schema_version\` (\`version_int\`, \`version\`, \`openvim_ver\`, \`comments\`, \`date\`)
 247          VALUES (2, '0.2', '0.2.03', 'update Procedure UpdateSwitchPort', '2015-05-06');" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 248 }
 249 function upgrade_to_3(){
 250     echo "    upgrade database from version 0.2 to version 0.3"
 251     echo "     change size of source_name at table resources_port"
 252     echo "ALTER TABLE resources_port CHANGE COLUMN source_name source_name VARCHAR(24) NULL DEFAULT NULL AFTER port_id;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 253     echo "     CREATE PROCEDURE GetAllAvailablePorts"
 254     echo "delimiter //
 255     CREATE PROCEDURE GetAllAvailablePorts(IN Numa INT) CONTAINS SQL SQL SECURITY INVOKER
 256     COMMENT 'Obtain all -including those not connected to switch port- ports available for a numa'
 257     BEGIN
 258         SELECT port_id, pci, Mbps, Mbps - Mbps_consumed as Mbps_free, totalSRIOV - coalesce(usedSRIOV,0) as availableSRIOV, switch_port, mac
 259         FROM
 260         (
 261            SELECT id as port_id, Mbps, pci, switch_port, mac
 262            FROM resources_port
 263                 WHERE numa_id = Numa AND id=root_id AND status = 'ok' AND instance_id IS NULL
 264         ) as A
 265         INNER JOIN
 266         (
 267            SELECT root_id, sum(Mbps_used) as Mbps_consumed, COUNT(id)-1 as totalSRIOV
 268                 FROM resources_port
 269                 WHERE numa_id = Numa AND status = 'ok'
 270                 GROUP BY root_id
 271         ) as B
 272         ON A.port_id = B.root_id
 273         LEFT JOIN
 274         (
 275            SELECT root_id,  COUNT(id) as usedSRIOV
 276                 FROM resources_port
 277                 WHERE numa_id = Numa AND status = 'ok' AND instance_id IS NOT NULL
 278                 GROUP BY root_id
 279         ) as C
 280         ON A.port_id = C.root_id
 281         ORDER BY Mbps_free, availableSRIOV, pci;
 282     END//
 283     delimiter ;"| $DBCMD || !  ! echo "ERROR. Aborted!" || exit -1
 284     echo "INSERT INTO schema_version (version_int, version, openvim_ver, comments, date) VALUES (3, '0.3', '0.2.5', 'New Procedure GetAllAvailablePorts', '2015-07-09');"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 285 }
 286
 287 function upgrade_to_4(){
 288     echo "    upgrade database from version 0.3 to version 0.4"
 289     echo "     remove unique VLAN index at 'resources_port', 'ports'"
 290     echo "ALTER TABLE resources_port DROP INDEX vlan_switch_port;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 291     echo "ALTER TABLE ports          DROP INDEX vlan_switch_port;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 292     echo "     change table 'ports'"
 293     echo "ALTER TABLE ports CHANGE COLUMN model model VARCHAR(12) NULL DEFAULT NULL COMMENT 'driver model for bridge ifaces; PF,VF,VFnotShared for data ifaces' AFTER mac;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 294     echo "ALTER TABLE ports DROP COLUMN vlan_changed;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 295     echo "ALTER TABLE resources_port DROP COLUMN vlan;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 296     echo "INSERT INTO schema_version (version_int, version, openvim_ver, comments, date) VALUES (4, '0.4', '0.3.1', 'Remove unique index VLAN at resources_port', '2015-09-04');"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 297 }
 298
 299 function upgrade_to_X(){
 300     #TODO, this change of foreign key does not work
 301     echo "    upgrade database from version 0.X to version 0.X"
 302     echo "ALTER TABLE instances DROP FOREIGN KEY FK_instances_flavors, DROP INDEX FK_instances_flavors,
 303           DROP FOREIGN KEY FK_instances_images, DROP INDEX FK_instances_flavors,;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 304     echo "ALTER TABLE instances
 305         ADD CONSTRAINT FK_instances_flavors FOREIGN KEY (flavor_id, tenant_id) REFERENCES tenants_flavors (flavor_id, tenant_id),
 306         ADD CONSTRAINT FK_instances_images FOREIGN KEY (image_id, tenant_id) REFERENCES tenants_images (image_id, tenant_id);" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 307 }
 308
 309 function downgrade_from_2(){
 310     echo "    downgrade database from version 0.2 to version 0.1"
 311     echo "      UPDATE procedure UpdateSwitchPort"
 312     echo "DROP PROCEDURE IF EXISTS UpdateSwitchPort;
 313     delimiter //
 314     CREATE PROCEDURE UpdateSwitchPort() MODIFIES SQL DATA SQL SECURITY INVOKER
 315     BEGIN
 316     UPDATE
 317         resources_port INNER JOIN (
 318             SELECT resources_port.id,KK.switch_port
 319             FROM resources_port INNER JOIN numas on resources_port.numa_id=numas.id
 320                 INNER JOIN hosts on numas.host_id=hosts.uuid
 321                 INNER JOIN of_ports_pci_correspondence as KK on hosts.ip_name=KK.ip_name and resources_port.pci=KK.pci
 322             ) as TABLA
 323         ON  resources_port.root_id=TABLA.id
 324     SET resources_port.switch_port=TABLA.switch_port
 325     WHERE resources_port.root_id=TABLA.id;
 326     END//
 327     delimiter ;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 328     echo "      ALTER TABLE \`of_ports_pci_correspondence\` \`resources_port\` \`ports\` DROP COLUMN \`switch_dpid\`"
 329     for table in of_ports_pci_correspondence resources_port ports
 330     do
 331         [ $table == of_ports_pci_correspondence ] ||
 332             echo "ALTER TABLE ${table} DROP INDEX vlan_switch_port, ADD UNIQUE INDEX vlan_switch_port (vlan, switch_port);" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 333         echo "ALTER TABLE \`${table}\` DROP COLUMN \`switch_dpid\`;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 334         switch_port_size=12
 335         [ $table == of_ports_pci_correspondence ] && switch_port_size=50
 336         echo "ALTER TABLE ${table} CHANGE COLUMN switch_port switch_port VARCHAR(${switch_port_size}) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 337     done
 338     echo "DELETE FROM \`schema_version\` WHERE \`version_int\` = '2';" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 339 }
 340 function downgrade_from_3(){
 341     echo "    downgrade database from version 0.3 to version 0.2"
 342     echo "     change back size of source_name at table resources_port"
 343     echo "ALTER TABLE resources_port CHANGE COLUMN source_name source_name VARCHAR(20) NULL DEFAULT NULL AFTER port_id;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 344     echo "      DROP PROCEDURE GetAllAvailablePorts"
 345     echo "DROP PROCEDURE GetAllAvailablePorts;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 346     echo "DELETE FROM schema_version WHERE version_int = '3';" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 347 }
 348 function downgrade_from_4(){
 349     echo "    downgrade database from version 0.4 to version 0.3"
 350     echo "     adding back unique index VLAN at 'resources_port','ports'"
 351     echo "ALTER TABLE resources_port ADD COLUMN vlan SMALLINT(5) UNSIGNED NULL DEFAULT NULL  AFTER Mbps_used;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 352     echo "UPDATE resources_port SET vlan= 99+id-root_id WHERE id != root_id;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 353     echo "ALTER TABLE resources_port ADD UNIQUE INDEX vlan_switch_port (vlan, switch_port, switch_dpid);" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 354     echo "ALTER TABLE    ports ADD UNIQUE INDEX vlan_switch_port (vlan, switch_port, switch_dpid);" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 355     echo "     change back table 'ports'"
 356     echo "ALTER TABLE ports CHANGE COLUMN model model VARCHAR(12) NULL DEFAULT NULL AFTER mac;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 357     echo "ALTER TABLE ports ADD COLUMN vlan_changed SMALLINT(5) NULL DEFAULT NULL COMMENT '!=NULL when original vlan have been changed to match a pmp net with all ports in the same vlan' AFTER switch_port;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 358     echo "DELETE FROM schema_version WHERE version_int = '4';" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 359 }
 360
 361
 362 function upgrade_to_5(){
 363     echo "    upgrade database from version 0.4 to version 0.5"
 364     echo "     add 'ip_address' to ports'"
 365     echo "ALTER TABLE ports ADD COLUMN ip_address VARCHAR(64) NULL DEFAULT NULL AFTER mac;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 366     echo "INSERT INTO schema_version (version_int, version, openvim_ver, comments, date) VALUES (5, '0.5', '0.4.1', 'Add ip_address to ports', '2015-09-04');"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 367 }
 368 function downgrade_from_5(){
 369     echo "    downgrade database from version 0.5 to version 0.4"
 370     echo "     removing 'ip_address' from 'ports'"
 371     echo "ALTER TABLE ports DROP COLUMN ip_address;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 372     echo "DELETE FROM schema_version WHERE version_int = '5';" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 373 }
 374
 375 function upgrade_to_6(){
 376     echo "    upgrade database from version 0.5 to version 0.6"
 377     echo "      Change enalarge name, description to 255 at all database"
 378     for table in flavors images instances tenants
 379     do
 380          name_length=255
 381          [[ $table == tenants ]] || name_length=64
 382          echo -en "        $table               \r"
 383          echo "ALTER TABLE $table CHANGE COLUMN name name VARCHAR($name_length) NOT NULL, CHANGE COLUMN description description VARCHAR(255) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 384     done
 385     echo -en "        hosts               \r"
 386     echo "ALTER TABLE hosts CHANGE COLUMN name name VARCHAR(255) NOT NULL, CHANGE COLUMN ip_name ip_name VARCHAR(64) NOT NULL, CHANGE COLUMN user user VARCHAR(64) NOT NULL, CHANGE COLUMN password password VARCHAR(64) NULL DEFAULT NULL, CHANGE COLUMN description description VARCHAR(255) NULL DEFAULT NULL, CHANGE COLUMN features features VARCHAR(255) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 387     echo -en "        nets                \r"
 388     echo "ALTER TABLE nets CHANGE COLUMN name name VARCHAR(255) NOT NULL, CHANGE COLUMN last_error last_error VARCHAR(255) NULL DEFAULT NULL, CHANGE COLUMN bind bind VARCHAR(36) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 389     echo -en "        instances           \r"
 390     echo "ALTER TABLE instances CHANGE COLUMN last_error last_error VARCHAR(255) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 391     echo -en "        ports               \r"
 392     echo "ALTER TABLE ports CHANGE COLUMN name name VARCHAR(64) NOT NULL, CHANGE COLUMN switch_port switch_port VARCHAR(64) NULL DEFAULT NULL, CHANGE COLUMN switch_dpid switch_dpid VARCHAR(64) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 393     echo -en "        of_flows            \r"
 394     echo "ALTER TABLE of_flows CHANGE COLUMN name name VARCHAR(64) NOT NULL, CHANGE COLUMN net_id net_id VARCHAR(36) NULL DEFAULT NULL, CHANGE COLUMN actions actions VARCHAR(255) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 395     echo -en "        of_ports_pci_cor... \r"
 396     echo "ALTER TABLE of_ports_pci_correspondence CHANGE COLUMN ip_name ip_name VARCHAR(64) NULL DEFAULT NULL, CHANGE COLUMN switch_port switch_port VARCHAR(64) NULL DEFAULT NULL, CHANGE COLUMN switch_dpid switch_dpid VARCHAR(64) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 397     echo -en "        resources_port      \r"
 398     echo "ALTER TABLE resources_port CHANGE COLUMN source_name source_name VARCHAR(64) NULL DEFAULT NULL, CHANGE COLUMN switch_port switch_port VARCHAR(64) NULL DEFAULT NULL, CHANGE COLUMN switch_dpid switch_dpid VARCHAR(64) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 399     echo "INSERT INTO schema_version (version_int, version, openvim_ver, comments, date) VALUES (6, '0.6', '0.4.2', 'Enlarging name at database', '2016-02-01');" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 400 }
 401 function downgrade_from_6(){
 402     echo "    downgrade database from version 0.6 to version 0.5"
 403     echo "      Change back name,description to shorter length at all database"
 404     for table in flavors images instances tenants
 405     do
 406          name_length=50
 407          [[ $table == flavors ]] || [[ $table == images ]] || name_length=36
 408          echo -en "        $table               \r"
 409          echo "ALTER TABLE $table CHANGE COLUMN name name VARCHAR($name_length) NOT NULL, CHANGE COLUMN description description VARCHAR(100) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 410     done
 411     echo -en "        hosts               \r"
 412     echo "ALTER TABLE hosts CHANGE COLUMN name name VARCHAR(36) NOT NULL, CHANGE COLUMN ip_name ip_name VARCHAR(36) NOT NULL, CHANGE COLUMN user user VARCHAR(36) NOT NULL, CHANGE COLUMN password password VARCHAR(36) NULL DEFAULT NULL, CHANGE COLUMN description description VARCHAR(100) NULL DEFAULT NULL, CHANGE COLUMN features features VARCHAR(50) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 413     echo -en "        nets                \r"
 414     echo "ALTER TABLE nets CHANGE COLUMN name name VARCHAR(50) NOT NULL, CHANGE COLUMN last_error last_error VARCHAR(200) NULL DEFAULT NULL, CHANGE COLUMN bind bind VARCHAR(36) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 415     echo -en "        instances           \r"
 416     echo "ALTER TABLE instances CHANGE COLUMN last_error last_error VARCHAR(200) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 417     echo -en "        ports               \r"
 418     echo "ALTER TABLE ports CHANGE COLUMN name name VARCHAR(25) NULL DEFAULT NULL, CHANGE COLUMN switch_port switch_port VARCHAR(24) NULL DEFAULT NULL, CHANGE COLUMN switch_dpid switch_dpid VARCHAR(23) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 419     echo -en "        of_flows            \r"
 420     echo "ALTER TABLE of_flows CHANGE COLUMN name name VARCHAR(50) NULL DEFAULT NULL, CHANGE COLUMN net_id net_id VARCHAR(50) NULL DEFAULT NULL, CHANGE COLUMN actions actions VARCHAR(100) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 421     echo -en "        of_ports_pci_cor... \r"
 422     echo "ALTER TABLE of_ports_pci_correspondence CHANGE COLUMN ip_name ip_name VARCHAR(50) NULL DEFAULT NULL, CHANGE COLUMN switch_port switch_port VARCHAR(24) NULL DEFAULT NULL, CHANGE COLUMN switch_dpid switch_dpid VARCHAR(23) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 423     echo -en "        resources_port      \r"
 424     echo "ALTER TABLE resources_port CHANGE COLUMN source_name source_name VARCHAR(24) NULL DEFAULT NULL, CHANGE COLUMN switch_port switch_port VARCHAR(24) NULL DEFAULT NULL, CHANGE COLUMN switch_dpid switch_dpid VARCHAR(23) NULL DEFAULT NULL;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 425     echo "DELETE FROM schema_version WHERE version_int='6';" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 426 }
 427
 428 function upgrade_to_7(){
 429     echo "    upgrade database from version 0.6 to version 0.7"
 430     echo "     add 'bind_net','bind_type','cidr','enable_dhcp' to 'nets'"
 431     echo "ALTER TABLE nets ADD COLUMN cidr VARCHAR(64) NULL DEFAULT NULL AFTER bind, ADD COLUMN enable_dhcp ENUM('true','false') NOT NULL DEFAULT 'false' after cidr, ADD COLUMN dhcp_first_ip VARCHAR(64) NULL DEFAULT NULL AFTER enable_dhcp, ADD COLUMN dhcp_last_ip VARCHAR(64) NULL DEFAULT NULL AFTER dhcp_first_ip;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 432     echo "ALTER TABLE nets CHANGE COLUMN bind provider VARCHAR(36) NULL DEFAULT NULL AFTER vlan;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 433     echo "ALTER TABLE nets ADD COLUMN bind_net VARCHAR(36) NULL DEFAULT NULL COMMENT 'To connect with other net' AFTER provider, ADD COLUMN bind_type VARCHAR(36)  NULL DEFAULT NULL COMMENT 'VLAN:<tag> to insert/remove' after bind_net;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 434     echo "INSERT INTO schema_version (version_int, version, openvim_ver, comments, date) VALUES (7, '0.7', '0.4.5', 'Add bind_net to net table', '2016-02-12');"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 435 }
 436 function downgrade_from_7(){
 437     echo "    downgrade database from version 0.7 to version 0.6"
 438     echo "     removing 'bind_net','bind_type','cidr','enable_dhcp' from 'nets'"
 439     echo "ALTER TABLE nets CHANGE COLUMN provider bind NULL DEFAULT NULL AFTER vlan;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 440     echo "ALTER TABLE nets DROP COLUMN cidr, DROP COLUMN enable_dhcp, DROP COLUMN bind_net, DROP COLUMN bind_type, DROP COLUMN dhcp_first_ip, DROP COLUMN dhcp_last_ip;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 441     echo "DELETE FROM schema_version WHERE version_int = '7';" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 442 }
 443
 444 function upgrade_to_8(){
 445     echo "    upgrade database from version 0.7 to version 0.8"
 446     echo "     add column 'checksum' to 'images'"
 447     echo "ALTER TABLE images ADD COLUMN checksum VARCHAR(32) NULL AFTER name;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 448     echo "INSERT INTO schema_version (version_int, version, openvim_ver, comments, date) VALUES (8, '0.8', '0.4.10', 'add column checksum to images', '2016-09-30');"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 449 }
 450 function downgrade_from_8(){
 451     echo "    downgrade database from version 0.8 to version 0.7"
 452     echo "     remove column 'checksum' from 'images'"
 453     echo "ALTER TABLE images DROP COLUMN checksum;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 454     echo "DELETE FROM schema_version WHERE version_int = '8';" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 455 }
 456
 457 function upgrade_to_9(){
 458     echo "    upgrade database from version 0.8 to version 0.9"
 459     echo "     change length of columns 'path' and 'name' to 255 in table 'images', and change length of column 'name' to 255 in table 'flavors'"
 460     echo "ALTER TABLE images CHANGE COLUMN path path VARCHAR(255) NOT NULL AFTER uuid, CHANGE COLUMN name name VARCHAR(255) NOT NULL AFTER path;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 461     echo "ALTER TABLE flavors CHANGE COLUMN name name VARCHAR(255) NOT NULL AFTER uuid;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 462     echo "INSERT INTO schema_version (version_int, version, openvim_ver, comments, date) VALUES (9, '0.9', '0.5.1', 'increase length of columns path and name to 255 in table images, and change length of column name to 255 in table flavors', '2017-01-10');"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 463 }
 464 function downgrade_from_9(){
 465     echo "    downgrade database from version 0.9 to version 0.8"
 466     echo "     change length of columns 'path' and 'name' to 100 and 64 in table 'images'"
 467     echo "ALTER TABLE images CHANGE COLUMN path path VARCHAR(100) NOT NULL AFTER uuid, CHANGE COLUMN name name VARCHAR(64) NOT NULL AFTER path;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 468     echo "ALTER TABLE flavors CHANGE COLUMN name name VARCHAR(64) NOT NULL AFTER uuid;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 469     echo "DELETE FROM schema_version WHERE version_int = '9';" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 470 }
 471
 472 function upgrade_to_10(){
 473     echo "    upgrade database from version 0.9 to version 0.10"
 474     echo "     change types at 'ports'"
 475     echo "ALTER TABLE ports CHANGE COLUMN type type ENUM('instance:bridge','instance:data','external','instance:ovs','controller:ovs') NOT NULL DEFAULT 'instance:bridge' AFTER status;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 476     echo "INSERT INTO schema_version (version_int, version, openvim_ver, comments, date) VALUES (10, '0.10', '0.5.2', 'change ports type, adding instance:ovs', '2017-02-01');"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 477 }
 478 function downgrade_from_10(){
 479     echo "    downgrade database from version 0.10 to version 0.9"
 480     echo "     change back types at 'ports'"
 481     echo "ALTER TABLE ports CHANGE COLUMN type type ENUM('instance:bridge','instance:data','external') NOT NULL DEFAULT 'instance:bridge' AFTER status;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 482     echo "DELETE FROM schema_version WHERE version_int = '10';" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
 483 }
 484 #TODO ... put funtions here
 485
 486
 487 [ $DATABASE_TARGET_VER_NUM -eq $DATABASE_VER_NUM ] && echo "    current database version $DATABASE_VER is ok"
 488 #UPGRADE DATABASE step by step
 489 while [ $DATABASE_TARGET_VER_NUM -gt $DATABASE_VER_NUM ]
 490 do
 491     DATABASE_VER_NUM=$((DATABASE_VER_NUM+1))
 492     upgrade_to_${DATABASE_VER_NUM}
 493     #FILE_="${DIRNAME}/upgrade_to_${DATABASE_VER_NUM}.sh"
 494     #[ ! -x "$FILE_" ] && echo "Error, can not find script '$FILE_' to upgrade" >&2 && exit -1
 495     #$FILE_ || exit -1  # if fail return
 496 done
 497
 498 #DOWNGRADE DATABASE step by step
 499 while [ $DATABASE_TARGET_VER_NUM -lt $DATABASE_VER_NUM ]
 500 do
 501     #FILE_="${DIRNAME}/downgrade_from_${DATABASE_VER_NUM}.sh"
 502     #[ ! -x "$FILE_" ] && echo "Error, can not find script '$FILE_' to downgrade" >&2 && exit -1
 503     #$FILE_ || exit -1  # if fail return
 504     downgrade_from_${DATABASE_VER_NUM}
 505     DATABASE_VER_NUM=$((DATABASE_VER_NUM-1))
 506 done
 507
 508 #echo done
 509