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Comment: Migration of unmigrated content due to installation of a new plugin

...

This

...

page

...

describes

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how

...

to

...

update

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a

...

legacy

...

(pre-cfg

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mgmt,

...

sysuser

...

based

...

configuration)

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PHP

...

built

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to

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use

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the

...

latest

...

PHP

...

build,

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installed

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by

...

RadminD

...

and

...

including

...

JPEG

...

library

...

support.

...

  1. Shut

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  1. down

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  1. Apache

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  1. on

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  1. the

...

  1. server

...

  1. being

...

  1. upgraded.

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  1. Code Block

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  1. 
/etc/init.d/web stop

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  2. Backup the MySQL databases 
     Code Block
    
mysqldump -p --all-databases --flush-privileges --single-transaction > ~/database-backups-`hostname`.sql
mysqldump -p -B pubsdev --flush-privileges --single-transaction > ~/database-backups-pubsdev-`hostname`.sql

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  2. Check version of MySQL, 
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  1.  and 
...
  1.  shutdown 
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  1.  MySQL 
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  1.  on 
...
  1.  the 
...
  1.  server 
...
  1.  if 
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  1.  it 
...
  1.  is 
...
  1.  not 
...
  1.  the 
...
  1.  OS 
...
  1.  provided 
...
  1.  version 
...
  1.  (5.0.45 
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  1.  x86_64 
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  1.  on 
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  1.  the 
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  1.  64 
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  1.  bit 
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  1.  RHEL5.1 
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  1.  servers) 
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  1.  Code Block
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  1. 
mysql --version
/etc/init.d/mysqld stop

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    1. Remove MySQL if it is not the correct version. Do not delete the data directories. 
      • If possible, use RPM to remove the version of MySQL that is there. 
         Code Block
        
###  This code chunk in untested.  Use only after careful review.
rpm -e /home/db/tmp/MySQL-server-community-5.0.45-0.rhel5.i386.rpm
/etc/init.d/mysql stop
rpm -e MySQL-client-community
rpm -e MySQL-shared-community
rpm -e MySQL-clusterstorage-community
rpm -e MySQL-clustertools-community
rpm -e MySQL-clusterextra-community
rpm -e MySQL-clustermanagement-community

...
      • If it is a hand-installed 
...
      •  version, 
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      •  such 
...
      •  as 
...
      •  the 
...
      •  custom 
...
      •  build 
...
      •  on 
...
      •  5.0.67, 
...
      •  must 
...
      •  delete 
...
      •  the 
...
      •  files 
...
      •  by 
...
      •  hand 
...
      •  (and 
...
      •  force 
...
      •  yum 
...
      •  to 
...
      •  write 
...
      •  over 
...
      •  remaining 
...
      •  files 
...
      •  that 
...
      •  we 
...
      •  have 
...
      •  missed). 
...
      •  Backup 
...
      •  the 
...
      •  my.cnf 
...
      •  config 
...
      •  file. 
...
      •  Code Block
...
      • 
cp /etc/my.cnf /home/db
rm -rf /usr/bin/mysql /usr/lib/mysql /usr/include/mysql /usr/share/mysql /usr/man/man1/mysql.1 /usr/share/man/man1/mysql.1.gz /usr/libexec/mysqld /usr/man/man8/mysqld.8 /usr/share/man/man1/mysqld.1.gz

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  2. Install correct version of MySQL, if necessary, and reconfigure it. 
     Code Block
    
yum -y install mysql-server
/etc/init.d/mysql stop
rm /var/lock/subsys/mysqld
cp /home/db/my.cnf /etc/my.cnf
scp dracus@athena.dialup.mit.edu:/afs/athena.mit.edu/project/amit-dsl/Public/MySQL/mysqld /etc/init.d/mysqld

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    1. Check that the init script sets the user to be db, and that the my.cnf file contains the proper location for the pid file. 
      • Grep for user. 
         Code Block
        
grep user /etc/init.d/mysqld

...
      • Should return the following line. 
         Code Block
        
get_mysql_option /etc/my.cnf user "db"

...
      • If it does not, 
...
      •  download 
...
      •  the 
...
      •  correct 
...
      •  init 
...
      •  script 
...
      •  from 
...
      •  the 
...
      •  AMIT 
...
      •  DSL. 
...
      •  Code Block
...
      • 
scp dracus@athena.dialup.mit.edu:/afs/athena.mit.edu/project/amit-dsl/Public/MySQL/mysqld /etc/init.d/mysqld

...
    2. Grep for pid file. 
       Code Block
      
grep pid /etc/my.cnf

...
      • Should return the following line. 
         Code Block
        
pid-file=/home/db/mysql.pid

...
      • If it does not, 
...
      •  update 
...
      •  the 
...
      •  /etc/my.cnf 
...
      •  file 
...
      •  to 
...
      •  contain 
...
      •  that 
...
      •  config 
...
      •  line.
...
  2. Log 
...
  1.  into 
...
  1.  Nebula/Lockbox 
...
  1.  (the 
...
  1.  RadminD 
...
  1.  server), 
...
  1.  and 
...
  1.  link 
...
  1.  the 
...
  1.  host 
...
  1.  command 
...
  1.  filename 
...
  1.  to 
...
  1.  the 
...
  1.  legacy 
...
  1.  PHP 
...
  1.  command 
...
  1.  file. 
...
  1.  Code Block
...
  1. 
cd /var/radmind/command/isda
ln -s legacy-php-rhel5.1-x86_64.K [hostname].K

...
  2. Move the PHP directory to a backup location. 
     Code Block
    
cd /home/www
mv php-5.2.6 php-5.2.6-backup
rm php

...
    • Replace '[hostname
...
    • ]' 
...
    •  with 
...
    •  the 
...
    •  base 
...
    •  hostname 
...
    •  of 
...
    •  the 
...
    •  server 
...
    •  being 
...
    •  upgraded.
...
  2. Go 
...
  1.  to 
...
  1.  the 
...
  1.  RadminD 
...
  1.  client 
...
  1.  directory 
...
  1.  and 
...
  1.  delete 
...
  1.  the 
...
  1.  previous 
...
  1.  command 
...
  1.  and 
...
  1.  transcript 
...
  1.  files. 
...
  1.  Code Block
...
  1. 
cd /var/radmind/client/
rm -rf *

...
  2. Use ra.sh, 
...
  1.  and 
...
  1.  update 
...
  1.  the 
...
  1.  version 
...
  1.  of 
...
  1.  PHP 
...
  1.  on 
...
  1.  the 
...
  1.  system. 
...
  1.  Code Block
...
  1. 
ra.sh -c update /

...
    • Edit the appliable transcript and make certain nothing that has not been backed up is going to be overwritten.
  2. Start Apache 
     Code Block
    
/etc/init.d/web start

...
  2. If it starts, 
...
  1.  log 
...
  1.  in 
...
  1.  as 
...
  1.  www 
...
  1.  user, 
...
  1.  and 
...
  1.  test 
...
  1.  socket 
...
  1.  connection 
...
  1.  to 
...
  1.  mysql.
...
  2. Copy 
...
  1.  the 
...
  1.  php.ini, 
...
  1.  phpinfo.php 
...
  1.  and 
...
  1.  settings.php 
...
  1.  files, 
...
  1.  and 
...
  1.  edit 
...
  1.  them 
...
  1.  to 
...
  1.  reflect 
...
  1.  local 
...
  1.  settings.
...
  2. Bounce 
...
  1.  MySQL, 
...
  1.  start 
...
  1.  Apache, 
...
  1.  give 
...
  1.  Drupal 
...
  1.  ~10 
...
  1.  min 
...
  1.  to 
...
  1.  init, 
...
  1.  and 
...
  1.  test 
...
  1.  the 
...
  1.  machine.