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programming/PostgreSQL/build_rdbms_01/install_postgresql_extensions.sh
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2026-10-11 09:00:59 +02:00

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#!/usr/bin/env bash
set -Eeuo pipefail
SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
readonly INVOCATION_DIR="$PWD"
[[ $# -eq 1 ]] || {
printf 'Usage: %s <postgresql-version>\n' "$0" >&2
exit 2
}
readonly POSTGRES_VERSION="$1"
readonly PROCESS_LOG="$INVOCATION_DIR/postgresql-$POSTGRES_VERSION-process.log"
readonly ENGINE_ARCHIVE="$INVOCATION_DIR/postgresql-$POSTGRES_VERSION-engine.tar.gz"
exec > >(tee "$PROCESS_LOG") 2>&1
printf 'Installation started: %s\n' "$(date -Is)"
printf 'Invocation directory: %s\n' "$INVOCATION_DIR"
"$SCRIPT_DIR/install_postgresql.sh" "$POSTGRES_VERSION"
"$SCRIPT_DIR/install_pg_cron.sh" "$POSTGRES_VERSION"
"$SCRIPT_DIR/install_timescaledb.sh" "$POSTGRES_VERSION"
"$SCRIPT_DIR/install_pgaudit.sh" "$POSTGRES_VERSION"
"$SCRIPT_DIR/install_set_user.sh" "$POSTGRES_VERSION"
"$SCRIPT_DIR/install_pg_stat_statements.sh" "$POSTGRES_VERSION"
"$SCRIPT_DIR/install_pg_repack.sh" "$POSTGRES_VERSION"
"$SCRIPT_DIR/install_pg_stat_monitor.sh" "$POSTGRES_VERSION"
"$SCRIPT_DIR/install_pgvector.sh" "$POSTGRES_VERSION"
readonly POSTGRES_ROOT="${POSTGRES_ROOT:-/app/postgres/rdbms}"
readonly PREFIX="$POSTGRES_ROOT/$POSTGRES_VERSION"
readonly CONFIG_FILE="${CONFIG_FILE:-}"
readonly SHARED_PRELOAD_LIBRARIES="pg_cron,timescaledb,pgaudit,pg_stat_statements,pg_stat_monitor"
if [[ -n "$CONFIG_FILE" ]]; then
[[ -f "$CONFIG_FILE" ]] || {
printf 'ERROR: configuration file does not exist: %s\n' "$CONFIG_FILE" >&2
exit 1
}
python3 - "$CONFIG_FILE" <<'PY'
import pathlib
import re
import sys
path = pathlib.Path(sys.argv[1])
text = path.read_text()
pattern = r"(?m)^[ \t]*(#?)[ \t]*shared_preload_libraries[ \t]*=[ \t]*'([^']*)'[^\n]*$"
match = re.search(pattern, text)
required = ("pg_cron", "timescaledb", "pgaudit", "pg_stat_statements", "pg_stat_monitor")
if match:
libraries = [item.strip() for item in match.group(2).split(",") if item.strip()]
for library in required:
if library not in libraries:
libraries.append(library)
line = "shared_preload_libraries = '" + ",".join(libraries) + "'\\t# (change requires restart)"
text = re.sub(pattern, line, text, count=1)
else:
text = text.rstrip("\n") + "\n\nshared_preload_libraries = '" + ",".join(required) + "'\\t# (change requires restart)\n"
path.write_text(text)
PY
fi
printf 'Installed PostgreSQL and extensions in %s\n' "$PREFIX"
if [[ -n "$CONFIG_FILE" ]]; then
grep -E '^[[:space:]]*shared_preload_libraries[[:space:]]*=' "$CONFIG_FILE"
fi
extension_version() {
local extension="$1"
awk -F"'" '/^[[:space:]]*default_version[[:space:]]*=/{print $2; exit}' \
"$PREFIX/share/extension/$extension.control"
}
printf '\nInstalled products and extensions:\n'
printf ' PostgreSQL: %s\n' "$("$PREFIX/bin/pg_config" --version | sed 's/^PostgreSQL //')"
printf ' pg_cron: %s\n' "$(extension_version pg_cron)"
printf ' TimescaleDB: %s\n' "$(extension_version timescaledb)"
printf ' pgaudit: %s\n' "$(extension_version pgaudit)"
printf ' set_user: %s\n' "$(extension_version set_user)"
printf ' pg_stat_statements: %s\n' "$(extension_version pg_stat_statements)"
printf ' pg_repack: %s\n' "$(extension_version pg_repack)"
printf ' pg_stat_monitor: %s\n' "$(extension_version pg_stat_monitor)"
printf ' pgvector: %s\n' "$(extension_version vector)"
printf " shared_preload_libraries = '%s'\n" "$SHARED_PRELOAD_LIBRARIES"
rm -f -- "$ENGINE_ARCHIVE"
tar -czf "$ENGINE_ARCHIVE" -C "$POSTGRES_ROOT" "$POSTGRES_VERSION"
printf '\nCreated engine archive: %s\n' "$ENGINE_ARCHIVE"
printf 'Archive size: %s\n' "$(du -h "$ENGINE_ARCHIVE" | awk '{print $1}')"
printf 'Installation completed: %s\n' "$(date -Is)"