#!/bin/bash

# Get the current directory
PWD=$(pwd)
HASH=$1

if [ -z "$HASH" ]; then
  >&2 echo "usage: setOsCommitHash <hash>"
  exit 1
fi

# Define the expected pattern for the directory
pattern="/root/resources/eos/"

# Check if the current directory matches the pattern
if [[ $PWD =~ ^$pattern([0-9.]+)$ ]]; then
  # Extract the version number from the directory path
  version="${BASH_REMATCH[1]}"
else
  >&2 echo "MUST BE IN OS VERSION DIRECTORY"
  exit 1
fi

if ! [ -d "$HASH" ]; then
  >&2 echo "$HASH: No such directory"
  exit 1
fi

for file in $(ls $HASH/startos-$version-${HASH}_*.squashfs); do
  if [[ $file =~ ^$HASH/startos-$version-${HASH}_([a-z0-9_-]+).squashfs$ ]]; then
    arch="${BASH_REMATCH[1]}"
    echo "Found arch $arch"
    umount /srv/rsync/$version/$arch
    rm eos.$arch.squashfs
    ln -s $file eos.$arch.squashfs
  fi
done

resyncRsyncRegistry