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Latest revision as of 15:44, 2 July 2021
Contents
Presentation
Script $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh :
Generate pg_dumpall -g (--globals-only) compressed by pipe
Script makes purge of old generation automatically
You can also choose:
- different retention policy
- add option to pg_dumpall command
- choose compressor
Online help
The online help is available for most scripts with the -h option.
Ex: $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -h
Content of this assistance :
Sourcing sqwpg_Global.lib v2024.07 SQWareProduction for PostgreSQL (dbSQWare) ...
Usage: sqwpg_DumpGlobalsOnly.ksh [-h] -I instance [+ options]
DESCRIPTION
sqwpg_DumpGlobalsOnly.ksh pg_dumpall -g (--globals-only)
SUPPORT
PostgreSQL supported versions: 9.0 <= v <= 16
PARAMETERS
-I instance : Target instance to pg_dumpall -g (--globals-only).
OPTIONS
-h : Display the full usage.
-s : Display samples of usage.
-RD directory : Directory to write dump file (by default /pgbackup/$PG_SID).
-HI nb_gen : Number of generations to keep (by default: 2).
-Opt option : Additional options for pg_dumpall.
-ZIP extension : Compressor extension gz,bz2,Z,none (by default: gz).
-FRT code : Force return code value on error.
-AddMail email : Email address to add at 'pmexpdba@gmail.com'.
-SendReport : Send execution log report.
-Dist : For distant connection to database (change $gvsqw_ConnectString to $gvsqw_DistConnectString ).
-ForceDump : Force the DUMP even if the cluster is in recovery mode (par defaut, 'Disable').
-NoForceDump : Don't exec DUMP if the cluster is in recovery mode (par defaut, 'Disable').
-NoMail : Deactivate sendmail on error pmexpdba@gmail.com (by default, send on error).
-Locale locale : Force Locale for help display (fr,en).
-Exec : Execute commands (by default, display generated commands).
Error management
Errors passing arguments
This type of message is generated:
Lack 'PG_SID' parameter, Usage: sqwpg_DumpGlobalsOnly.ksh [-h] -I instance [+ options] For full help : sqwpg_DumpGlobalsOnly.ksh -h
If you are connecting through a terminal, no mail will be sent and you will have more this kind of message:
Not sending mail because you are in connected mode !!! Lack 'PG_SID' parameter
If you are not connected to a terminal, the error message appears and is sent by mail to the address contained in the variable $gvsqw_GlobalMail (See help customize this variable). The subject line will always start by "$gvsqw_MailMsg_postgres : " (See help customize this variable).
Execution errors
Whether you are or not connected to a terminal, the error message appears and an email containing a summary of treatment errors is sent to the address contained in the variable $gvsqw_Mail_postgres (See help customize this variable). The subject line will always start by "$gvsqw_MailMsg_postgres : " (See help customize this variable).
Usage examples
Sourcing sqwpg_Global.lib v2024.07 SQWareProduction for PostgreSQL (dbSQWare) ... #Standard help for script sqwpg_DumpGlobalsOnly.ksh: $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -h #Display online help for this script $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -Locale en -h #Display online help for this script with forcing of the 'en' locale (by default locale managed by $gvsqw_Locale) $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -s #Display usage examples for this script $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID #Generate commands but don't execute them ! $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -Exec #Execute pg_dumpall -g (--globals-only) on instance $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -Dist -Exec #Execute a pg_dump -g of all databases for the non-local instance $PG_SID with distant connection #You need to register credentials to use for distant connection to the instance (user and so on) in file $gvsqw_DistPasswdFile $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -RD -Exec #Generate dump on directory target (by default /pgbackup/$PG_SID) $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -ForceDump -Exec #Execute dump even the cluster is in recovery mode (By default 'Disable') $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -NoForceDump -Exec #Execute dump execpt if the cluster is in recovery mode (By default 'Disable') $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -ZIP <ZipExtension> -F <Format> -Exec #Execute generated commands and compress (gz,bz2,Z,none) with format tar ou rsyncec $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -HI <NumberOfGenerations> -Exec #Change number of Generation to keep $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -Opt '<Option>' -Exec #Execute the script with option <Option> $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -AddMail 'mymail1@mydomaine.com,mymail2@mydomaine.com' -Exec #Add the mail list to the default address managed by the variable gvsqw_GlobalMail $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -SendReport -Exec #Send the log by email at the end of the treatment even if there is no error $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -NoMail -Exec #Disables sending an email on error to $gvsqw_GlobalMail (by default, send on error) $gvsqw_PgBin/sqwpg_DumpGlobalsOnly.ksh -I $PG_SID -FRT <NumericValue> -Exec #Force return code to '<NumericValue>' on error (if no error, "exit 0!") #You can also force return code of this script on all your #environnement if you set the variable: $gvsqw_ForcedReturnCodeScript_sqwpg_DumpGlobalsOnly=<NumericValue> #in configuration file $gvsqw_PgBin/../etc_cust/sqwpg_GlobalVar.cfg
