56 lines
1.7 KiB
Bash
Executable File
56 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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#
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# Plugin to monitor PostgreSQL Tablespaces Size
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#
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# Author:
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# Guilherme Augusto da Rocha Silva <gars.dba@gmail.com>
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#
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# Created:
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# 5th of november 2007
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#
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# Usage:
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# Place in /etc/munin/plugins/ (or link it there using ln -s)
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#
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# Parameters:
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# config (required)
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#
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# General info:
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# Require permission for database access and read (no writes are processed).
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# Recommended user is PostgreSQL database owner (default: postgres).
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#
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# Log info:
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#
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dbserver='localhost'
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dbuser='postgres'
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dbpass=''
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if [ "$1" = "config" ]; then
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echo 'graph_args --base 1024 --lower-limit 0'
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echo 'graph_category db'
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echo 'graph_info Shows each tablespace size on the PostgreSQL Server.'
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echo 'graph_title PostgreSQL Tablespace Sizes'
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echo 'graph_vlabel Size (bytes)'
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PGPASSWORD="${dbpass}" psql -h ${dbserver} -U ${dbuser} -tc "SELECT spcname FROM pg_tablespace ORDER BY 1;" | while read name
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do
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test -z "${name}" && continue
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echo ${name}'.label '${name}
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echo ${name}'.type GAUGE'
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if [ "${name}" == "pg_global" ]; then
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echo ${name}'.info Tablespace for shared system catalogs.'
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elif [ "${name}" == "pg_default" ]; then
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echo ${name}'.info Default tablespace of the template1 and template0 databases (and, therefore, the default tablespace for other databases, unless user defined ones).'
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else
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echo ${name}'.info User defined tablespace.'
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fi
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done
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exit 0
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fi
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PGPASSWORD="${dbpass}" psql -h ${dbserver} -U ${dbuser} -tc "SELECT spcname, PG_TABLESPACE_SIZE(oid) FROM pg_tablespace ORDER BY 1;" | while read name sep num
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do
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test -z "${name}" && continue
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echo ${name}'.value '${num}
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done
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