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author | Alyssa Ross <hi@alyssa.is> | 2019-01-07 02:18:36 +0000 |
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committer | Alyssa Ross <hi@alyssa.is> | 2019-01-07 02:18:47 +0000 |
commit | 36f56d99fa0a0765c9f1de4a5f17a9b05830c3f2 (patch) | |
tree | b3faaf573407b32aa645237a4d16b82778a39a92 /nixpkgs/pkgs/common-updater/scripts | |
parent | 4e31070265257dc67d120c27e0f75c2344fdfa9a (diff) | |
parent | abf060725d7614bd3b9f96764262dfbc2f9c2199 (diff) | |
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Add 'nixpkgs/' from commit 'abf060725d7614bd3b9f96764262dfbc2f9c2199'
git-subtree-dir: nixpkgs git-subtree-mainline: 4e31070265257dc67d120c27e0f75c2344fdfa9a git-subtree-split: abf060725d7614bd3b9f96764262dfbc2f9c2199
Diffstat (limited to 'nixpkgs/pkgs/common-updater/scripts')
-rwxr-xr-x | nixpkgs/pkgs/common-updater/scripts/update-source-version | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/common-updater/scripts/update-source-version b/nixpkgs/pkgs/common-updater/scripts/update-source-version new file mode 100755 index 000000000000..57b52553c2be --- /dev/null +++ b/nixpkgs/pkgs/common-updater/scripts/update-source-version @@ -0,0 +1,118 @@ +#!/usr/bin/env bash +set -e + +die() { + echo "$0: error: $1" >&2 + exit 1 +} + +# Usage: update-source-hash <attr> <version> [<new-source-hash>] [<new-source-url>] [<version-key>] +attr=$1 +newVersion=$2 +newHash=$3 +newUrl=$4 +versionKey=$5 + +if [ -z "$versionKey" ]; then + versionKey=version +fi + +nixFile=$(nix-instantiate --eval --strict -A "$attr.meta.position" | sed -re 's/^"(.*):[0-9]+"$/\1/') +if [ ! -f "$nixFile" ]; then + die "Couldn't evaluate '$attr.meta.position' to locate the .nix file!" +fi + +oldHashAlgo=$(nix-instantiate --eval --strict -A "$attr.src.drvAttrs.outputHashAlgo" | tr -d '"') +oldHash=$(nix-instantiate --eval --strict -A "$attr.src.drvAttrs.outputHash" | tr -d '"') + +if [ -z "$oldHashAlgo" -o -z "$oldHash" ]; then + die "Couldn't evaluate old source hash from '$attr.src'!" +fi + +if [ $(grep -c "$oldHash" "$nixFile") != 1 ]; then + die "Couldn't locate old source hash '$oldHash' (or it appeared more than once) in '$nixFile'!" +fi + +oldUrl=$(nix-instantiate --eval -E "with import ./. {}; builtins.elemAt $attr.src.drvAttrs.urls 0" | tr -d '"') + +if [ -z "$oldUrl" ]; then + die "Couldn't evaluate source url from '$attr.name'!" +fi + +drvName=$(nix-instantiate --eval -E "with import ./. {}; (builtins.parseDrvName $attr.name).name" | tr -d '"') +oldVersion=$(nix-instantiate --eval -E "with import ./. {}; $attr.version or (builtins.parseDrvName $attr.name).version" | tr -d '"') + +if [ -z "$drvName" -o -z "$oldVersion" ]; then + die "Couldn't evaluate name and version from '$attr.name'!" +fi + +if [ "$oldVersion" = "$newVersion" ]; then + echo "$0: New version same as old version, nothing to do." >&2 + exit 0 +fi + +# Escape regex metacharacter that are allowed in store path names +oldVersion=$(echo "$oldVersion" | sed -re 's|[.+]|\\&|g') +oldUrl=$(echo "$oldUrl" | sed -re 's|[${}.+]|\\&|g') + +if [ $(grep -c -E "^\s*(let\b)?\s*$versionKey\s*=\s*\"$oldVersion\"" "$nixFile") = 1 ]; then + pattern="/\b$versionKey\b\s*=/ s|\"$oldVersion\"|\"$newVersion\"|" +elif [ $(grep -c -E "^\s*(let\b)?\s*name\s*=\s*\"[^\"]+-$oldVersion\"" "$nixFile") = 1 ]; then + pattern="/\bname\b\s*=/ s|-$oldVersion\"|-$newVersion\"|" +else + die "Couldn't figure out where out where to patch in new version in '$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 "$nixFile" -re "s|\"$oldUrl\"|\"$newUrl\"|" + + if cmp -s "$nixFile" "$nixFile.bak"; then + die "Failed to replace source URL '$oldUrl' to '$newUrl' in '$attr'!" + fi +fi + +case "$oldHashAlgo" in + sha256) hashLength=64 ;; + sha512) hashLength=128 ;; + *) die "Unhandled hash algorithm '$oldHashAlgo' in '$attr'!" ;; +esac + +# Make a temporary all-zeroes hash of $hashLength characters +tempHash=$(printf '%0*d' "$hashLength" 0) + +sed -i "$nixFile" -re "s|\"$oldHash\"|\"$tempHash\"|" +if cmp -s "$nixFile" "$nixFile.bak"; then + die "Failed to replace source hash of '$attr' to a temporary hash!" +fi + +# If new hash not given on the command line, recalculate it ourselves. +if [ -z "$newHash" ]; then + nix-build --no-out-link -A "$attr.src" 2>"$attr.fetchlog" >/dev/null || true + # FIXME: use nix-build --hash here once https://github.com/NixOS/nix/issues/1172 is fixed + newHash=$(egrep -v "killing process|dependencies couldn't be built" "$attr.fetchlog" | tail -n2 | sed "s~output path .* has .* hash ‘\(.*\)’ when .* was expected\|fixed-output derivation produced path '.*' with .* hash '\(.*\)' instead of the expected hash '.*'~\1\2~" | head -n1) +fi + +if [ -z "$newHash" ]; then + cat "$attr.fetchlog" >&2 + die "Couldn't figure out new hash of '$attr.src'!" +fi + +if [ "$oldVersion" != "$newVersion" ] && [ "$oldHash" = "$newHash" ]; then + mv "$nixFile.bak" "$nixFile" + die "Both the old and new source hashes of '$attr.src' were equivalent. Please fix the package's source URL to be dependent on '\${version}'!" +fi + +sed -i "$nixFile" -re "s|\"$tempHash\"|\"$newHash\"|" +if cmp -s "$nixFile" "$nixFile.bak"; then + die "Failed to replace temporary source hash of '$attr' to the final source hash!" +fi + +rm -f "$nixFile.bak" +rm -f "$attr.fetchlog" |