58 lines
2.1 KiB
Plaintext
58 lines
2.1 KiB
Plaintext
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#!/bin/sh
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# This script verifies that the postgresql data directory has been correctly
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# initialized. We do not want to automatically initdb it, because that has
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# a risk of catastrophic failure (ie, overwriting a valuable database) in
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# corner cases, such as a remotely mounted database on a volume that's a
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# bit slow to mount. But we can at least emit a message advising newbies
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# what to do.
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PGDATA="$1"
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if [ -z "$PGDATA" ]
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then
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echo "Usage: $0 database-path"
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exit 1
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fi
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# PGVERSION is the full package version, e.g., 9.1.2
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# Note: the specfile inserts the correct value during package build
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PGVERSION=xxxx
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# PGMAJORVERSION is major version, e.g., 9.1 (this should match PG_VERSION)
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PGMAJORVERSION=`echo "$PGVERSION" | sed 's/^\([0-9]*\.[0-9]*\).*$/\1/'`
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# PREVMAJORVERSION is the previous major version, e.g., 8.4, for upgrades
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# Note: the specfile inserts the correct value during package build
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PREVMAJORVERSION=xxxx
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# PGDOCDIR is the directory containing the package's documentation
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# Note: the specfile inserts the correct value during package build
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PGDOCDIR=xxxx
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# Check for the PGDATA structure
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if [ -f "$PGDATA/PG_VERSION" ] && [ -d "$PGDATA/base" ]
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then
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# Check version of existing PGDATA
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if [ x`cat "$PGDATA/PG_VERSION"` = x"$PGMAJORVERSION" ]
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then
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: A-OK
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elif [ x`cat "$PGDATA/PG_VERSION"` = x"$PREVMAJORVERSION" ]
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then
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echo $"An old version of the database format was found."
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echo $"Use \"postgresql-setup upgrade\" to upgrade to version $PGMAJORVERSION."
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echo $"See $PGDOCDIR/README.rpm-dist for more information."
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exit 1
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else
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echo $"An old version of the database format was found."
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echo $"You need to dump and reload before using PostgreSQL $PGMAJORVERSION."
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echo $"See $PGDOCDIR/README.rpm-dist for more information."
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exit 1
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fi
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else
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# No existing PGDATA! Warn the user to initdb it.
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echo $"\"$PGDATA\" is missing or empty."
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echo $"Use \"postgresql-setup initdb\" to initialize the database cluster."
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echo $"See $PGDOCDIR/README.rpm-dist for more information."
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exit 1
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fi
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exit 0
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