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- #!/bin/bash
- # Fetch the SHA-1 hashes from an IA item and ensure that they match the local files (i.e. that the upload was successful)
-
- identifier="$1"
- escapedIdentifier="$(sed 's/[.[\*^$()+?{|]/\\&/g' <<<"${identifier}")"
- readarray -t iasha1sums < <(curl -sL "https://archive.org/download/${identifier}/${identifier}_files.xml" | tr -d '\n' | grep -Po '<file .*?</file>' | grep 'source="original".*<sha1>' | sed 's,^.*name=",,; s,".*<sha1>, ,; s,</sha1>.*$,,' | grep -Pv "^${escapedIdentifier}"'(\.cdx\.(gz|idx)|_meta\.(sqlite|xml)) ' | awk '{ print $2 " " $1 }')
-
- localFiles=()
- while IFS= read -r -d $'\0' f; do localFiles+=("${f:2}"); done < <(find . -type f -print0)
- readarray -t iaFiles < <(printf "%s\n" "${iasha1sums[@]}" | sed 's,^.\{40\} ,,')
- readarray -t localFilesSorted < <(printf "%s\n" "${localFiles[@]}" | sort)
- readarray -t iaFilesSorted < <(printf "%s\n" "${iaFiles[@]}" | sort)
- readarray -t localMissing < <(comm -13 <(printf "%s\n" "${localFilesSorted[@]}") <(printf "%s\n" "${iaFilesSorted[@]}"))
- readarray -t iaMissing < <(comm -23 <(printf "%s\n" "${localFilesSorted[@]}") <(printf "%s\n" "${iaFilesSorted[@]}"))
-
- status=0
-
- if [[ ${#localMissing[@]} -eq 0 && ${#iaMissing[@]} -eq 0 ]]
- then
- echo "File list comparison: OK"
- fi
- if [[ ${#iaMissing[@]} -gt 0 ]]
- then
- echo "Local files that are not in the IA item:"
- printf " %s\n" "${iaMissing[@]}"
- status=1
- fi
- if [[ ${#localMissing[@]} -gt 0 ]]
- then
- echo "IA item files that are not in the local directory:"
- printf " %s\n" "${localMissing[@]}"
- status=1
- fi
-
- echo "SHA-1 comparison:"
- sha1sum -c < <(printf "%s\n" "${iasha1sums[@]}") > >(sed 's,^, ,') 2>&1
- if [[ $? -ne 0 ]]
- then
- echo "SHA-1 comparison failed!"
- status=1
- fi
-
- exit ${status}
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