ThreadCount Community edition
Uniform stock management for healthcare linen rooms: the coordinator app, the phone counter and the staff app, for your own server. Built from e2d6d42 on 2026-09-13. Licensed under the Functional Source License (FSL-1.1-ALv2).
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ThreadCount
Executable
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#!/usr/bin/env bash
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# Build the ThreadCount counter app bundle.
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#
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# bash scripts/build-counter-aab.sh → android/app/build/outputs/bundle/release/*.aab
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# bash scripts/build-counter-aab.sh debug → a debug APK, for putting on a phone quickly
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#
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# The sibling of scripts/build-staff-aab.sh, and deliberately not the same shape, because the two
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# apps are not the same shape. This one KEEPS the barcode scanner: native libraries, a CAMERA
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# permission and VIBRATE are expected here, and the staff script's refusal to ship any of them would
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# be wrong. What this one has instead is the alignment check below, which the staff app cannot fail
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# because it ships no native code at all.
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#
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# **The toolchain is user-space.** JDK 17 and the SDK live under ~/.cache/ca-android — no sudo, no
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# system Java, nothing installed outside the home directory.
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set -euo pipefail
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cd "$(dirname "$0")/.."
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MODE=${1:-release}
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export JAVA_HOME="${JAVA_HOME:-$HOME/.cache/ca-android/jdk}"
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export ANDROID_HOME="${ANDROID_HOME:-$HOME/.cache/ca-android/sdk}"
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export ANDROID_SDK_ROOT="$ANDROID_HOME"
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[ -x "$JAVA_HOME/bin/java" ] || { echo "FATAL: no JDK at $JAVA_HOME"; exit 1; }
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[ -d "$ANDROID_HOME/platforms" ] || { echo "FATAL: no Android SDK at $ANDROID_HOME"; exit 1; }
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echo "sdk.dir=$ANDROID_HOME" > android/local.properties
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echo "==> syncing the counter shell into android"
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# No TC_APP, so capacitor.config.ts resolves to the counter app and android/ is the target.
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npx cap sync android
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if [ "$MODE" = "debug" ]; then
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echo "==> assembling a debug APK"
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( cd android && ./gradlew --no-daemon assembleDebug )
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find android/app/build/outputs/apk -name "*.apk" -print
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exit 0
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fi
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KEYS="$HOME/threadcount-keys/keystore.properties"
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[ -f "$KEYS" ] || echo "NOTE: $KEYS is missing — the bundle will be unsigned."
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echo "==> building the release bundle"
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( cd android && ./gradlew --no-daemon bundleRelease )
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AAB=$(find android/app/build/outputs/bundle/release -name "*.aab" | head -1)
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echo "==> $AAB"
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echo "==> checks"
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if unzip -l "$AAB" | grep -qiE "META-INF/.*\.(RSA|EC|DSA)"; then
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echo " ✓ signed"
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else
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echo " ! UNSIGNED — Play will refuse it"
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fi
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if unzip -p "$AAB" BUNDLE-METADATA/com.android.tools.build.obfuscation/proguard.map >/dev/null 2>&1; then
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echo " ✓ mapping file bundled — Play can symbolicate a stack trace"
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else
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echo " ! no mapping file; Play will warn about deobfuscation"
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fi
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# 16 KB memory pages, the check that actually stops an upload.
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#
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# Devices from Android 15 can run 16 KB pages and Play rejects a bundle whose 64-bit native
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# libraries are only 4 KB-aligned. It is a 64-bit feature: armeabi-v7a and x86 cannot use 16 KB
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# pages, so a 32-bit library at 0x1000 is correct and must not be reported as a fault — a blunter
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# version of this check cried wolf over the 32-bit libbarhopper_v3.so and would have sent somebody
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# hunting a problem that was not there.
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#
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# The pins in android/variables.gradle are what make this pass; the check is here because a pin can
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# be lost in a merge and the failure is otherwise invisible until Play says no.
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echo " --- 16 KB alignment (64-bit only, which is what Play checks) ---"
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WORK=$(mktemp -d); trap 'rm -rf "$WORK"' EXIT
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BAD=0
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for so in $(unzip -l "$AAB" | grep -oE "base/lib/[^ ]*\.so" | sort -u); do
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arch=$(basename "$(dirname "$so")")
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case "$arch" in arm64-v8a|x86_64) ;; *) continue ;; esac
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unzip -o -q -j "$AAB" "$so" -d "$WORK"
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al=$(readelf -lW "$WORK/$(basename "$so")" 2>/dev/null | awk '$1=="LOAD"{print $NF}' | sort -u | head -1)
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case "$al" in
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0x4000|0x10000) printf " ok %-12s %-40s %s\n" "$arch" "$(basename "$so")" "$al" ;;
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*) printf " BAD %-12s %-40s %s\n" "$arch" "$(basename "$so")" "$al"; BAD=$((BAD + 1)) ;;
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esac
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done
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if [ "$BAD" -gt 0 ]; then
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echo " ! $BAD 64-bit library(ies) are not 16 KB aligned — Play would reject this upload."
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echo " Check the CameraX and MLKit pins in android/variables.gradle; the MLKit plugin reads"
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echo " all four androidxCamera* names and silently falls back to 1.1.0 if one is missing."
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exit 1
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fi
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echo " ✓ every 64-bit native library is 16 KB aligned"
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PERMS=$("$JAVA_HOME/bin/java" -jar "$HOME/.cache/ca-android/bundletool.jar" dump manifest --bundle "$AAB" 2>/dev/null \
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| grep -oE '<uses-permission[^>]*android:name="[^"]+"' | grep -oE '"[^"]+"$' | tr -d '"' | sort -u)
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echo " permissions: $(echo "$PERMS" | tr '\n' ' ')"
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# CAMERA and VIBRATE belong to this app — it scans garments and buzzes on a good read. Anything
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# beyond this list is a plugin that got in without anyone deciding it should.
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if echo "$PERMS" | grep -qE 'RECORD_AUDIO|ACCESS_FINE_LOCATION|READ_CONTACTS|READ_EXTERNAL_STORAGE'; then
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echo " ! this app asks for more than it needs"
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exit 1
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fi
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echo " ✓ nothing beyond what the counter actually uses"
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