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common-updater-scripts: move destructive changes further in the script

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We can check some things before the modifications take place.
This commit is contained in:
Jan Tojnar 2020-01-30 21:58:48 +01:00
parent 65543d1031
commit e4a0953ac7
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GPG Key ID: 7FAB2A15F7A607A4
1 changed files with 15 additions and 15 deletions
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30
pkgs/common-updater/scripts/update-source-version
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@ -117,21 +117,6 @@ else
die "Couldn't figure out where out where to patch in new version in '$attr'!"
fi
# Replace new version
sed -i.bak "$nixFile" -re "$pattern"
if cmp -s "$nixFile" "$nixFile.bak"; then
die "Failed to replace version '$oldVersion' to '$newVersion' in '$attr'!"
fi
# Replace new URL
if [[ -n "$newUrl" ]]; then
sed -i "$nixFile" -re "s|\"$oldUrlEscaped\"|\"$newUrl\"|"
if cmp -s "$nixFile" "$nixFile.bak"; then
die "Failed to replace source URL '$oldUrl' to '$newUrl' in '$attr'!"
fi
fi
if [[ "$oldHash" =~ ^(sha256|sha512)[:-] ]]; then
# Handle the possible SRI-style hash attribute (in the form ${type}${separator}${hash})
# True SRI uses dash as a separator and only supports base64, whereas Nix’s SRI-style format uses a colon and supports all the same encodings like regular hashes (16/32/64).
@ -159,6 +144,21 @@ if [[ -n "$sri" ]]; then
tempHash="$(nix to-sri --type "$oldHashAlgo" "$tempHash")"
fi
# Replace new version
sed -i.bak "$nixFile" -re "$pattern"
if cmp -s "$nixFile" "$nixFile.bak"; then
die "Failed to replace version '$oldVersion' to '$newVersion' in '$attr'!"
fi
# Replace new URL
if [[ -n "$newUrl" ]]; then
sed -i "$nixFile" -re "s|\"$oldUrlEscaped\"|\"$newUrl\"|"
if cmp -s "$nixFile" "$nixFile.bak"; then
die "Failed to replace source URL '$oldUrl' to '$newUrl' in '$attr'!"
fi
fi
sed -i "$nixFile" -re "s|\"$oldHash\"|\"$tempHash\"|"
if cmp -s "$nixFile" "$nixFile.bak"; then
die "Failed to replace source hash of '$attr' to a temporary hash!"