Oracle backup script (RMAN/EXP)

Environment:
 
OEL + Oracle 11.2.0.1
 
ORACLE_SID = orcl2
 
Create the following directory:
 
[Root @ DBA2/] $ mkdir/backup
[Root @ DBA2/] $ mkdir/backup/0
[Root @ DBA2/] $ mkdir/backup/1
[Root @ DBA2/] $ mkdir/backup/2
[Root @ DBA2/] $ mkdir/backup/3
[Root @ DBA2/] $ mkdir/backup/4
[Root @ DBA2/] $ mkdir/backup/5
[Root @ DBA2/] $ mkdir/backup/6

Change owner:
 
[Root @ DBA2 ~] # Chown-R oracle: dba/backup/

The script content is as follows:
 
######################################## #################

### Backup. sh ###

######################################## #################

# Set Environment Variables

Export ORACLE_BASE =/opt/oracle
Export ORACLE_HOME = $ ORACLE_BASE/product/OraHome
Export ORACLE_SID = orcl2
Export ORACLE_OWNER = oracle
Export ORACLE_TERM = vt100
Export PATH = $ PATH: $ ORACLE_HOME/bin: $ HOME/bin
Export PATH = $ ORACLE_HOME/bin: $ ORACLE_HOME/Apache/bin: $ PATH
Export LD_LIBRARY_PATH = $ ORACLE_HOME/lib:/usr/local/lib
Export CLASSPATH = $ ORACLE_HOME/JRE: $ ORACLE_HOME/jlib: $ ORACLE_HOME/rdbms/jlib
Export CLASSPATH = $ CLASSPATH: $ ORACLE_HOME/network/jlib
Export PATH = $ PATH:/usr/sbin
Export PATH = $ PATH:/usr/bin
NLS_LANG = AMERICAN_AMERICA.WE8MSWIN1252
Export NLS_LANG

 

NOW = 'date + % W'
Rq = 'date + % Y % m % d % H % M % s'
RMAN = $ ORACLE_HOME/bin/rman
TARGET_CONNECT_STR =/
RMAN_LOG_FILE =/backup/$ NOW/$ ORACLE_SID.backup_all_out.log
CUSER = 'id | cut-d "("-f2 | cut-d ")"-f1'
FILE_NAME =/backup/$ NOW/$ ORACLE_SID. $ rq



If ["$ NOW" = "0"]
Then
BACKUP_TYPE = "incremental level 0"
Else
BACKUP_TYPE = "incremental level 1"
Fi

# Logical backup
Exp system/oracle direct = Y full = y file = $ FILE_NAME.logic log =/backup/$ NOW/orcl2_logic_backup.log

Cat/backup/$ NOW/orcl2_logic_backup.log> $ RMAN_LOG_FILE
Rm/backup/$ NOW/orcl2_logic_backup.log


# Physical backup
Pai_str ="
ORACLE_HOME = $ ORACLE_HOME
Export ORACLE_HOME
ORACLE_SID = $ ORACLE_SID
Export ORACLE_SID
Rq = $ rq
Export rq
$ RMAN target $ TARGET_CONNECT_STR msglog $ RMAN_LOG_FILE append <EOF
Run {
Allocate channel c1 type disk;
Allocate channel c2 type disk;
Backup as compressed backupset $ BACKUP_TYPE format '$ FILE_NAME.DATAFILE _ % s _ % t. bak' database;
SQL 'alter SYSTEM ARCHIVE LOG current ';
Backup as compressed backupset format' $ FILE_NAME.ARCHIVELOG _ % s _ % t. bak'
Archivelog from time 'sysdate-3 'until time 'sysdate' delete all input;
Release channel c1;
Release channel c2;
Delete noprompt expired backup;
Delete noprompt obsolete;
}
EOF
"
If ["$ CUSER" = "root"]
Then
Su-$ ORACLE_USER-c "$ pai_str"> $ RMAN_LOG_FILE
RSTAT = $?
Else
/Usr/bin/ksh-c "$ CMD_STR"> $ RMAN_LOG_FILE
RSTAT = $?
Fi



If ["$ RSTAT" = "0"]
Then
LOGMSG = "ended successfully"
Else
LOGMSG = "ended in error"
Fi

Echo> $ RMAN_LOG_FILE
Echo Script $0 >>$ RMAN_LOG_FILE
Echo ===$ LOGMSG on 'date' ====>> $ RMAN_LOG_FILE
Echo> $ RMAN_LOG_FILE

 
Exit $ RSTAT