92 lines
3.7 KiB
Bash
92 lines
3.7 KiB
Bash
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#!/bin/sh
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# args <available space on disk MB> <size of existing postgresql dir MB> <margin MB> <min storage size MB> <max storage size MB>
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# set SELECTED_STORAGE_SIZE_MB
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select_store_size()
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{
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_AVAIL_SPACE_MB=$1
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_PGSQL_SIZE_MB=$2
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_MARGIN_MB=$3
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_MIN_SIZE_MB=$4
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_MAX_SIZE_MB=$5
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unset SELECTED_STORAGE_SIZE_MB
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if [ -z "$_AVAIL_SPACE_MB" ] || [ -z "$_PGSQL_SIZE_MB" ] || [ -z "$_MARGIN_MB" ] || [ -z "$_MIN_SIZE_MB" ] || [ -z "$_MAX_SIZE_MB" ]; then
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>&2 echo "Internal error, not enough arguments passed to select_store_size"
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fi
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_USABLE_SPACE_MB=$(( _AVAIL_SPACE_MB + _PGSQL_SIZE_MB ))
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# Give all the available space to the DB, minus what is already used and 3GB for logs etc
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_TARGET_MB=$(( _USABLE_SPACE_MB - _MARGIN_MB))
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if [ $_TARGET_MB -lt $_MIN_SIZE_MB ]; then
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>&2 echo "Flooring storage retention to ${_MIN_SIZE_MB}MB"
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SELECTED_STORAGE_SIZE_MB=$_MIN_SIZE_MB
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elif [ $_TARGET_MB -gt $_MAX_SIZE_MB ]; then
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>&2 echo "Capping storage retention to ${_MAX_SIZE_MB}MB"
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SELECTED_STORAGE_SIZE_MB=$_MAX_SIZE_MB
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else
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>&2 echo "Storage retention set to ${_TARGET_MB}"
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SELECTED_STORAGE_SIZE_MB=$_TARGET_MB
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fi
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}
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if [ "$1" = "test" ]; then
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echo "Running tests"
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i=0
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# avail pgdir marg min max
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echo "test $i"; i=$(( i + 1)); select_store_size 10000 0 1000 1000 20000; [ "$SELECTED_STORAGE_SIZE_MB" -eq 9000 ] || echo "fail: $SELECTED_STORAGE_SIZE_MB"
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echo "test $i"; i=$(( i + 1)); select_store_size 5000 5000 1000 1000 20000; [ "$SELECTED_STORAGE_SIZE_MB" -eq 9000 ] || echo "fail: $SELECTED_STORAGE_SIZE_MB"
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echo "test $i"; i=$(( i + 1)); select_store_size 30000 10000 1000 1000 20000; [ "$SELECTED_STORAGE_SIZE_MB" -eq 20000 ] || echo "fail: $SELECTED_STORAGE_SIZE_MB"
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echo "test $i"; i=$(( i + 1)); select_store_size 30000 0 1000 1000 20000; [ "$SELECTED_STORAGE_SIZE_MB" -eq 20000 ] || echo "fail: $SELECTED_STORAGE_SIZE_MB"
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echo "test $i"; i=$(( i + 1)); select_store_size 1000 2000 1000 1000 20000; [ "$SELECTED_STORAGE_SIZE_MB" -eq 2000 ] || echo "fail: $SELECTED_STORAGE_SIZE_MB"
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echo "test $i"; i=$(( i + 1)); select_store_size 1000 0 1000 1000 20000; [ "$SELECTED_STORAGE_SIZE_MB" -eq 1000 ] || echo "fail: $SELECTED_STORAGE_SIZE_MB"
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echo "test $i"; i=$(( i + 1)); select_store_size 500 0 1000 1000 20000; [ "$SELECTED_STORAGE_SIZE_MB" -eq 1000 ] || echo "fail: $SELECTED_STORAGE_SIZE_MB"
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exit 0
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fi
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# Check we are in right folder
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if ! [ -f "./run_node.sh" ]; then
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>&2 echo "This script must be run from inside the 'nwaku-compose' folder"
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exit 1
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fi
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# check if STORAGE_SIZE is already specified
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if [ -f "./.env" ]; then
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. ./.env
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if [ -n "$STORAGE_SIZE" ]; then
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>&2 echo "STORAGE_SIZE is specified in .env file, doing nothing"
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exit 0
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fi
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fi
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SUDO=""
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PGSQL_SIZE_MB=0
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if [ -d "./postgresql" ]; then
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# Check if we need to use SUDO moving forward
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if [ "$(ls postgresql/* 2>&1 | grep -c "Permission denied")" ]; then
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SUDO="sudo"
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fi
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PGSQL_SIZE_MB=$($SUDO du -sm "./postgresql" | awk '{ print $1 }' | sed 's/^\([0-9]\+\)M$/\1/')
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fi
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AVAIL_SPACE_MB=$(df -m . | tail -1 | awk '{ print $4 }' | sed 's/^\([0-9]\+\)M$/\1/')
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# Select a store size with the following constraints:
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# - Margin: 1GB - 1GB will be left over for the system and logs
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# - Min: 1GB - The minimum allocated space will be 1GB (old default)
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# - Max: 30GB - The maximum allocated space will be 30GB
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select_store_size $AVAIL_SPACE_MB $PGSQL_SIZE_MB 1024 1024 $(( 30 * 1024 ))
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if [ -z "$SELECTED_STORAGE_SIZE_MB" ]; then
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>&2 echo "Failed to selected a storage size"
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exit 1
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fi
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if [ "$1" = "echo-value" ]; then
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echo ${SELECTED_STORAGE_SIZE_MB}MB
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else
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echo "STORAGE_SIZE=${SELECTED_STORAGE_SIZE_MB}MB" >> .env
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fi
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