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scripts: generate SHA256 manifest lines in addition to SHA512

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The current autoupdater will only respect the last line for a given model
name, so we can add SHA256 checksums as long as they occur before the
corresponding SHA512 line.
This commit is contained in:
Matthias Schiffer 2017-02-25 00:35:21 +01:00
parent b7651ee96f
commit 9e6cfaee0d
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GPG Key ID: 16EF3F64CB201D9C
2 changed files with 21 additions and 0 deletions
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1
scripts/generate_manifest.sh
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@ -20,6 +20,7 @@ generate_line() {
local model="$1"
local file="$2"
[ ! -e "${GLUON_IMAGEDIR}/sysupgrade/$file" ] || echo "$model" "$GLUON_RELEASE" "$(scripts/sha256sum.sh "${GLUON_IMAGEDIR}/sysupgrade/$file")" "$file"
[ ! -e "${GLUON_IMAGEDIR}/sysupgrade/$file" ] || echo "$model" "$GLUON_RELEASE" "$(scripts/sha512sum.sh "${GLUON_IMAGEDIR}/sysupgrade/$file")" "$file"
}

20
scripts/sha256sum.sh Executable file
View File

@ -0,0 +1,20 @@
#!/bin/sh
check_command() {
which "$1" >/dev/null 2>&1
}
if check_command sha256sum; then
ret="$(sha256sum "$@")"
elif check_command shasum; then
ret="$(shasum -a 256 "$@")"
elif check_command cksum; then
ret="$(cksum -q -a sha256 "$@")"
else
echo "$0: no suitable sha256sum implementation was found" >&2
exit 1
fi
[ "$?" -eq 0 ] || exit 1
echo "$ret" | awk '{ print $1 }'