révison des script avec gemini : organisation, commentaire et harmonisation
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Yacine31
141
get_db_infos.sh
141
get_db_infos.sh
@@ -1,5 +1,7 @@
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#!/bin/sh
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#!/bin/bash
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#------------------------------------------------------------------------
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# Historique :
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# 10/11/2025 : Gemini - Améliorations : performance et robustesse
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#------------------------------------------------------------------------
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# Script pour récupérer les paramètres des bases avant migration
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# Exemple de sortie :
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@@ -17,72 +19,97 @@
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# ora12os7.local,orcl1120,orcl1120,NOARCHIVELOG,NO,NO,NO
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#------------------------------------------------------------------------
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f_sql_param() {
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param=$(sqlplus -s '/ as sysdba' << EOF
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set pages 0 feedback off;
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select value from v\$parameter where name='$1';
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EOF
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)
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echo "$param"
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} #f_sql_param
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f_nls_param() {
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param=$(sqlplus -s '/ as sysdba' << EOF
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set pages 0 feedback off;
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select value from nls_database_parameters where PARAMETER='$1';
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EOF
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)
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echo "$param"
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} #f_nls_param
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f_db_param() {
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param=$(sqlplus -s '/ as sysdba' << EOF
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set pages 0 feedback off;
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select $1 from v\$database;
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EOF
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)
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echo "$param"
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} #f_db_param
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f_ins_host_name() {
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param=$(sqlplus -s '/ as sysdba' << EOF
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set pages 0 feedback off;
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select host_name from v\$instance;
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EOF
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)
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echo "$param"
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}
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export ORAENV_ASK=NO
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# Consolidate SID discovery
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# Exclude ASM and APX instances
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ORACLE_SIDS=($(ps -ef | grep pmon | grep -Ev 'grep|\+ASM|\+APX' | awk '{print $8}' | cut -d_ -f3))
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echo db_name,db_unique_name,global_names,db_domain,compatible,service_names,memory_target,sga_target,pga_aggregate_target,processes,open_cursors
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ps -ef | grep pmon | grep -v grep | awk '{print $8}' | cut -d_ -f3 | while read sid
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do
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export ORACLE_SID=${sid}
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. oraenv -s
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# SQL query for the first block of parameters
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SQL_BLOCK1="
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set pagesize 0 feedback off heading off verify off
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select
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(select host_name from v\$instance) || ',' ||
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(select value from v\$parameter where name='db_name') || ',' ||
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(select value from v\$parameter where name='db_unique_name') || ',' ||
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(select value from v\$parameter where name='global_names') || ',' ||
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(select value from v\$parameter where name='db_domain') || ',' ||
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(select value from v\$parameter where name='compatible') || ',' ||
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(select value from v\$parameter where name='service_names') || ',' ||
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(select value from v\$parameter where name='memory_target') || ',' ||
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(select value from v\$parameter where name='sga_target') || ',' ||
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(select value from v\$parameter where name='pga_aggregate_target') || ',' ||
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(select value from v\$parameter where name='processes') || ',' ||
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(select value from v\$parameter where name='open_cursors')
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from dual;
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"
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echo $(f_ins_host_name),$(f_sql_param "db_name"),$(f_sql_param "db_unique_name"),$(f_sql_param "global_names"),$(f_sql_param "db_domain"),$(f_sql_param "compatible"),$(f_sql_param "service_names"),$(f_sql_param "memory_target"),$(f_sql_param "sga_target"),$(f_sql_param "pga_aggregate_target"),$(f_sql_param "processes"),$(f_sql_param "open_cursors")
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# SQL query for the second block of parameters
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SQL_BLOCK2="
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set pagesize 0 feedback off heading off verify off
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select
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(select host_name from v\$instance) || ',' ||
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(select value from v\$parameter where name='db_name') || ',' ||
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(select value from v\$parameter where name='db_unique_name') || ',' ||
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(select value from nls_database_parameters where PARAMETER='NLS_CHARACTERSET') || ',' ||
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(select value from nls_database_parameters where PARAMETER='NLS_NCHAR_CHARACTERSET') || ',' ||
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(select value from nls_database_parameters where PARAMETER='NLS_SORT') || ',' ||
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(select value from nls_database_parameters where PARAMETER='NLS_LANGUAGE') || ',' ||
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(select value from nls_database_parameters where PARAMETER='NLS_TERRITORY')
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from dual;
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"
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# SQL query for the third block of parameters
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SQL_BLOCK3="
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set pagesize 0 feedback off heading off verify off
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select
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(select host_name from v\$instance) || ',' ||
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(select value from v\$parameter where name='db_name') || ',' ||
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(select value from v\$parameter where name='db_unique_name') || ',' ||
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LOG_MODE || ',' ||
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FORCE_LOGGING || ',' ||
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SUPPLEMENTAL_LOG_DATA_PL || ',' ||
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FLASHBACK_ON
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from v\$database;
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"
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# Print headers
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echo "db_name,db_unique_name,global_names,db_domain,compatible,service_names,memory_target,sga_target,pga_aggregate_target,processes,open_cursors"
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# Loop through each discovered SID
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for sid in "${ORACLE_SIDS[@]}"; do
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export ORACLE_SID="${sid}"
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. oraenv -s > /dev/null 2>&1 # Suppress oraenv output
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# Check if the database is actually up and accessible
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if sqlplus -s / as sysdba <<< "select 1 from dual;" >/dev/null 2>&1; then
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sqlplus -s / as sysdba <<< "$SQL_BLOCK1" | sed 's/^\s*//;s/\s*$//'
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else
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echo "ERROR: Could not connect to ${ORACLE_SID}. Skipping." >&2
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fi
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done
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echo "---------"
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echo db_name,db_unique_name,NLS_CHARACTERSET,NLS_NCHAR_CHARACTERSET,NLS_SORT,NLS_LANGUAGE,NLS_TERRITORY
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ps -ef | grep pmon | grep -v grep | awk '{print $8}' | cut -d_ -f3 | while read sid
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do
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export ORACLE_SID=${sid}
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. oraenv -s
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echo "db_name,db_unique_name,NLS_CHARACTERSET,NLS_NCHAR_CHARACTERSET,NLS_SORT,NLS_LANGUAGE,NLS_TERRITORY"
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echo $(f_ins_host_name),$(f_sql_param "db_name"),$(f_sql_param "db_unique_name"),$(f_nls_param "NLS_CHARACTERSET"),$(f_nls_param "NLS_NCHAR_CHARACTERSET"),$(f_nls_param "NLS_SORT"),$(f_nls_param "NLS_LANGUAGE"),$(f_nls_param "NLS_TERRITORY")
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for sid in "${ORACLE_SIDS[@]}"; do
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export ORACLE_SID="${sid}"
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. oraenv -s > /dev/null 2>&1
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if sqlplus -s / as sysdba <<< "select 1 from dual;" >/dev/null 2>&1; then
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sqlplus -s / as sysdba <<< "$SQL_BLOCK2" | sed 's/^\s*//;s/\s*$//'
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fi
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done
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echo "---------"
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echo db_name,db_unique_name,LOG_MODE,FORCE_LOGGING,SUPPLEMENTAL_LOG_DATA_PL,FLASHBACK_ON
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ps -ef | grep pmon | grep -v grep | awk '{print $8}' | cut -d_ -f3 | while read sid
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do
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export ORACLE_SID=${sid}
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. oraenv -s
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echo "db_name,db_unique_name,LOG_MODE,FORCE_LOGGING,SUPPLEMENTAL_LOG_DATA_PL,FLASHBACK_ON"
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echo $(f_ins_host_name),$(f_sql_param "db_name"),$(f_sql_param "db_unique_name"),$(f_db_param "LOG_MODE"),$(f_db_param "FORCE_LOGGING"),$(f_db_param "SUPPLEMENTAL_LOG_DATA_PL"),$(f_db_param "FLASHBACK_ON")
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for sid in "${ORACLE_SIDS[@]}"; do
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export ORACLE_SID="${sid}"
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. oraenv -s > /dev/null 2>&1
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if sqlplus -s / as sysdba <<< "select 1 from dual;" >/dev/null 2>&1; then
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sqlplus -s / as sysdba <<< "$SQL_BLOCK3" | sed 's/^\s*//;s/\s*$//'
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fi
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done
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