Export Azure Postgres Server Parameters

export_postgres_params.sh

#!/bin/bash
# export_postgres_params.sh
# Usage: ./export_postgres_params.sh <resource-group> <server-name> [output-file]

RESOURCE_GROUP="${1}"
SERVER_NAME="${2}"
OUTPUT_FILE="${3:-${SERVER_NAME}_params_$(date +%Y%m%d_%H%M%S).txt}"

if [[ -z "$RESOURCE_GROUP" || -z "$SERVER_NAME" ]]; then
  echo "Usage: $0 <resource-group> <server-name> [output-file]"
  exit 1
fi

echo "Fetching parameters for server: $SERVER_NAME (RG: $RESOURCE_GROUP)..."

# Write header
{
  echo "======================================================"
  echo "  PostgreSQL Server Parameters Export"
  echo "  Server        : $SERVER_NAME"
  echo "  Resource Group: $RESOURCE_GROUP"
  echo "  Exported at   : $(date '+%Y-%m-%d %H:%M:%S %Z')"
  echo "======================================================"
  echo ""
  printf "%-60s %-30s %-15s %s\n" "PARAMETER_NAME" "VALUE" "DATA_TYPE" "SOURCE"
  printf "%-60s %-30s %-15s %s\n" "$(printf '%0.s-' {1..60})" "$(printf '%0.s-' {1..30})" "$(printf '%0.s-' {1..15})" "$(printf '%0.s-' {1..15})"

  az postgres flexible-server parameter list \
    --resource-group "$RESOURCE_GROUP" \
    --server-name "$SERVER_NAME" \
    --query "sort_by([], &name)" \
    --output json \
  | jq -r '.[] | [.name, (.value // "null"), (.dataType // "unknown"), (.source // "unknown")] | @tsv' \
  | awk -F'\t' '{ printf "%-60s %-30s %-15s %s\n", $1, $2, $3, $4 }'

} > "$OUTPUT_FILE"

echo "Done. Parameters saved to: $OUTPUT_FILE"
echo "Total lines: $(wc -l < "$OUTPUT_FILE")"