nixpkgs/pkgs/applications/video/epgstation/update.nix

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2020-10-04 11:38:11 +00:00
{ pname
, version
, homepage
, lib
, common-updater-scripts
, genericUpdater
, writers
, jq
}:
let
updater = genericUpdater {
inherit pname version;
attrPath = lib.toLower pname;
rev-prefix = "v";
versionLister = "${common-updater-scripts}/bin/list-git-tags ${homepage}";
};
updateScript = builtins.elemAt updater 0;
updateArgs = map (lib.escapeShellArg) (builtins.tail updater);
in writers.writeBash "update-epgstation" ''
set -euxo pipefail
# bump the version
${updateScript} ${lib.concatStringsSep " " updateArgs}
cd "${toString ./.}"
# Get the path to the latest source. Note that we can't just pass the value
# of epgstation.src directly because it'd be evaluated before we can run
# updateScript.
SRC="$(nix-build ../../../.. --no-out-link -A epgstation.src)"
if [[ "${version}" == "$(${jq}/bin/jq -r .version "$SRC/package.json")" ]]; then
echo "[INFO] Already using the latest version of ${pname}" >&2
exit
fi
# Regenerate package.json from the latest source.
${jq}/bin/jq '. + {
dependencies: (.dependencies + .devDependencies),
} | del(.devDependencies, .main, .scripts)' \
"$SRC/package.json" \
> package.json
# Regenerate node packages to update the pre-overriden epgstation derivation.
# This must come *after* package.json has been regenerated.
pushd ../../../development/node-packages
./generate.sh
popd
# Generate default streaming settings for the nixos module.
pushd ../../../../nixos/modules/services/video/epgstation
${jq}/bin/jq '
{ liveHLS
, liveMP4
, liveWebM
, mpegTsStreaming
, mpegTsViewer
, recordedDownloader
, recordedStreaming
, recordedHLS
, recordedViewer
}' \
"$SRC/config/config.sample.json" \
> streaming.json
popd
''