pyrox.dev
eclipses: create minimal update.sh
this isn't complete enough to use as a formal updateScript yet, but
it's definitely an improvement over the current purely-manual process.
Co-authored-by: Robert Helgesson <robert@rycee.net>
authored by Matt McHenry Robert Helgesson and committed by Robert Helgesson 8a770778 ca0c8dc6
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pkgs/applications/editors/eclipse/default.nix
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pkgs/applications/editors/eclipse/default.nix
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, callPackage
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}:
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# https://download.eclipse.org/eclipse/downloads/ is the main place to
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# find the downloads needed for new versions
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# use ./update.sh to help with updating for each quarterly release
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#
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# to test:
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# then, to test:
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# for e in cpp modeling platform sdk java jee committers rcp; do for s in pkgs pkgsCross.aarch64-multiplatform; do echo; echo $s $e; nix build -f default.nix ${s}.eclipses.eclipse-${e} -o eclipse-${s}-${e}; done; done
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let
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pkgs/applications/editors/eclipse/update.sh
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pkgs/applications/editors/eclipse/update.sh
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#!/usr/bin/env nix-shell
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#! nix-shell -i bash --pure -p curl cacert libxml2 yq nix jq
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#! nix-shell -I nixpkgs=https://github.com/NixOS/nixpkgs/archive/3c7487575d9445185249a159046cc02ff364bff8.tar.gz
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# ^
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# |
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# nixos-unstable ~ 2023-07-06 -----------------/
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set -o errexit
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set -o nounset
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# scrape the downloads page for release info
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curl -s -o eclipse-dl.html https://download.eclipse.org/eclipse/downloads/
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trap "rm eclipse-dl.html" EXIT
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dlquery() {
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q=$1
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xmllint --html eclipse-dl.html --xmlout 2>/dev/null | xq -r ".html.body.main.div.table[3].tr[1].td[0].a${q}";
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}
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# extract release info from download page HTML
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platform_major=$(dlquery '."#text" | split(".") | .[0]' -r);
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platform_minor=$(dlquery '."#text" | split(".") | .[1]' -r);
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year=$(dlquery '."@href" | split("/") | .[] | select(. | startswith("R")) | split("-") | .[2] | .[0:4]')
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buildmonth=$(dlquery '."@href" | split("/") | .[] | select(. | startswith("R")) | split("-") | .[2] | .[4:6]')
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builddaytime=$(dlquery '."@href" | split("/") | .[] | select(. | startswith("R")) | split("-") | .[2] | .[6:12]')
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timestamp="${year}${buildmonth}${builddaytime}";
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# account for possible release-month vs. build-month mismatches
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month=$buildmonth;
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case "$buildmonth" in
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'02'|'04') month='03' ;;
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'05'|'07') month='06' ;;
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'08'|'10') month='09' ;;
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'11'|'01') month='12' ;;
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esac
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cat <<EOF
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paste the following into the 'let' block near the top of pkgs/applications/editors/eclipse/default.nix:
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platform_major = "${platform_major}";
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platform_minor = "${platform_minor}";
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year = "${year}";
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month = "${month}"; #release month
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buildmonth = "${buildmonth}"; #sometimes differs from release month
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timestamp = "\${year}\${buildmonth}${builddaytime}";
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EOF
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# strip existing download hashes
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sed -i 's/64 = ".*";$/64 = "";/g' pkgs/applications/editors/eclipse/default.nix
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# prefetch new download hashes
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echo;
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echo "paste the following url + hash blocks into pkgs/applications/editors/eclipse/default.nix:";
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for u in $(grep 'url = ' pkgs/applications/editors/eclipse/default.nix | grep arch | cut -d '"' -f 2 | sed 's/&/\\&/g'); do
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echo;
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echo " url = \"${u}\";";
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echo " hash = {";
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for arch in x86_64 aarch64; do
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us=$(eval echo "$u");
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h=$(nix store prefetch-file --json "$us" | jq -r .hash);
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echo " $arch = \"${h}\";";
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done
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echo ' }.${arch};';
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done