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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,34 +1,55 @@ | ||
| i#!/bin/sh | ||
| cd $(dirname $0) | ||
| #!/usr/bin/env nix-shell | ||
| #!nix-shell -i bash -p curl gnused gnugrep | ||
|
|
||
| URL_PREFIX=https://download2.interactivebrokers.com/installers/tws/latest-standalone | ||
| URL_JSON=${URL_PREFIX}/version.json | ||
| URL_INSTALLER=${URL_PREFIX}/tws-latest-standalone-linux-x64.sh | ||
| set -eu -o pipefail | ||
|
|
||
| UPSTREAM_VERSION=$(curl ${URL_JSON} | sed 's/twslatest_callback({"buildVersion":"\(.*\)","buildDateTime.*/\1/') | ||
| LOCAL_VERSION=$(grep -Po 'version = "\K([^"]*)' default.nix) | ||
| dirname=$(dirname "$0" | xargs realpath) | ||
| nixpkgs=$(realpath "${dirname}/../..") | ||
| attr=ib-tws | ||
| nix_file="$dirname/default.nix" | ||
|
|
||
| if [ "$1" == "--no-git" ]; then | ||
| GIT="true"; | ||
| else | ||
| GIT="git"; | ||
| url="https://download2.interactivebrokers.com/installers/tws/latest-standalone/tws-latest-standalone-linux-x64.sh" | ||
| latestEtagHash=$(curl -sI $url | grep ETag | sed -E 's/.*"([^:]+):.*/\1/') | ||
|
|
||
| currentEtagHash=$(nix-instantiate --eval -E "with import $nixpkgs {}; $attr.etagHash or (builtins.parseDrvName $attr.name).etagHash" | tr -d '"') | ||
| currentVersion=$(nix-instantiate --eval -E "with import $nixpkgs {}; $attr.version or (builtins.parseDrvName $attr.name).version" | tr -d '"') | ||
|
|
||
| if [ "$currentEtagHash" = "$latestEtagHash" ]; then | ||
| echo "ib-tws is up-to-date: ${currentVersion}" | ||
| exit 0 | ||
| fi | ||
|
|
||
| if [ "$UPSTREAM_VERSION" != "$LOCAL_VERSION" -a -n "$UPSTREAM_VERSION" ]; then | ||
| $GIT pull --rebase | ||
| if [ -z "$(git status --untracked-files=no --porcelain)" ]; then | ||
| $GIT stash | ||
| CLEANUP="$GIT stash pop" | ||
| fi | ||
| FILE=$(mktemp) | ||
| curl ${URL_INSTALLER} > $FILE | ||
| chmod a+x $FILE | ||
| HASH=$(nix-hash $FILE --type sha256 --base32) | ||
| rm $FILE | ||
| sed -i -e 's/version = ".*/version = "'$UPSTREAM_VERSION'";/' default.nix | ||
| sed -i -e 's/sha256 = ".*/sha256 = "'$HASH'";/' default.nix | ||
| $GIT add default.nix | ||
| $GIT commit -m "ib-tws: $LOCAL_VERSION -> $UPSTREAM_VERSION" | ||
| eval $CLEANUP | ||
| $GIT push | ||
| # download install script, get hash and store path | ||
| { | ||
| read hash | ||
| read installScriptPath | ||
| } < <(nix-prefetch-url "$url" --type sha256 --print-path) | ||
|
|
||
| # convert to SRI hash | ||
| sriHash=$(nix hash to-sri --type sha256 $hash) | ||
|
|
||
| # extract install script to extract the version string | ||
| src="$(mktemp -d /tmp/ib-tws-src.XXX)" | ||
| pushd "$src" | ||
|
|
||
| INSTALL4J_TEMP="$src" sh "$installScriptPath" __i4j_extract_and_exit | ||
| latestVersion=$(grep buildInfo "$src/"*.dir/i4jparams.conf | sed -E 's/.*name="buildInfo" value="Build (\S+) .*/\1/') | ||
|
|
||
| popd | ||
| rm -r "$src" | ||
|
|
||
| # update hash, version and etagHash | ||
| sed -E \ | ||
| -e "s|hash = \"[a-zA-Z0-9\/+-=]*\";|hash = \"$sriHash\";|" \ | ||
| -e "s|version = \"$currentVersion\";|version = \"$latestVersion\";|" \ | ||
| -e "s|etagHash = \"$currentEtagHash\";|etagHash = \"$latestEtagHash\";|" \ | ||
| -i "$nix_file" | ||
|
|
||
| # prepare a commit for automation | ||
| cmd=`echo "git commit -a -m \"$attr: $currentVersion -> $latestVersion\""` | ||
|
|
||
| if [ -n "$GITHUB_ACTION" ]; then | ||
| eval $cmd | ||
| else | ||
| echo $cmd | ||
| fi |