79 lines
1.6 KiB
Bash
Executable File
79 lines
1.6 KiB
Bash
Executable File
#!/bin/sh -e
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dst="/$__object_id"
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if [ ! -f "$dst" ]
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then
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echo 'absent'
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exit 0
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fi
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if [ ! -f "$__object/parameter/sum" ]
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then
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echo 'present'
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exit 0
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fi
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sum_should="$( cat "$__object/parameter/sum" )"
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if [ -f "$__object/parameter/cmd-sum" ]
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then
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# shellcheck disable=SC2059
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sum_is="$( eval "$( printf \
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"$( cat "$__object/parameter/cmd-sum" )" \
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"$dst" )" )"
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else
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os="$( "$__explorer/os" )"
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if echo "$sum_should" | grep -Eq '^[0-9]+\s[0-9]+$'
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then
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sum_is="$( cksum "$dst" | awk '{print $1" "$2}' )"
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elif echo "$sum_should" | grep -Eiq '^md5:[a-f0-9]{32}$'
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then
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case "$os" in
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freebsd)
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sum_is="md5:$( md5 -q "$dst" )"
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;;
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*)
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sum_is="md5:$( md5sum "$dst" | awk '{print $1}' )"
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;;
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esac
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elif echo "$sum_should" | grep -Eiq '^sha1:[a-f0-9]{40}$'
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then
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case "$os" in
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freebsd)
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sum_is="sha1:$( sha1 -q "$dst" )"
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;;
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*)
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sum_is="sha1:$( sha1sum "$dst" | awk '{print $1}' )"
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;;
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esac
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elif echo "$sum_should" | grep -Eiq '^sha256:[a-f0-9]{64}$'
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then
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case "$os" in
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freebsd)
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sum_is="sha256:$( sha256 -q "$dst" )"
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;;
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*)
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sum_is="sha256:$( sha256sum "$dst" | awk '{print $1}' )"
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;;
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esac
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fi
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fi
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if [ -z "$sum_is" ]
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then
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echo 'no checksum from target' >&2
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exit 1
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fi
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if [ "$sum_is" = "$sum_should" ]
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then
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echo 'present'
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else
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echo 'mismatch'
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fi
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