#!/bin/bash
# Setup temp directory
TMP_DIR=$(mktemp -d)
cd "$TMP_DIR" || exit 1
# Ensure cleanup on exit
cleanup() {
rm -rf "$TMP_DIR"
}
trap cleanup EXIT
# Helper function for downloads
download() {
local url="$1"
local output="$2"
if command -v curl > /dev/null 2>&1; then
curl -sL --connect-timeout 10 "$url" -o "$output"
elif command -v wget > /dev/null 2>&1; then
wget -T 10 -qO "$output" "$url"
else
echo "Error: neither curl nor wget found"
exit 1
fi
}
# 1. Fetch Latest Pixel Canary URL
download "https://developer.android.com/about/versions" "PIXEL_VERSIONS_HTML"
LATEST_URL=$(grep -o 'https://developer.android.com/about/versions/.*[0-9]"' "PIXEL_VERSIONS_HTML" | sort -ru | cut -d\" -f1 | head -n1)
download "$LATEST_URL" "PIXEL_LATEST_HTML"
# 2. Extract Device Information
FI_URL="https://developer.android.com$(grep -o 'href=".*download.*"' "PIXEL_LATEST_HTML" | grep 'qpr' | cut -d\" -f2 | head -n1)"
download "$FI_URL" "PIXEL_FI_HTML"
MODEL_LIST="$(grep -A1 'tr id=' "PIXEL_FI_HTML" | grep 'td' | sed 's;.*| \(.*\) | .*;\1;')"
PRODUCT_LIST="$(grep 'tr id=' "PIXEL_FI_HTML" | sed 's;.*.*;\1_beta;')"
# 3. Selection Logic
count_model=$(echo "$MODEL_LIST" | wc -l)
count_product=$(echo "$PRODUCT_LIST" | wc -l)
if [ "$count_model" -ne "$count_product" ] || [ "$count_model" -eq 0 ]; then
MODEL="Pixel 6"
PRODUCT="oriole_beta"
else
rand_index=$(( RANDOM % count_model ))
MODEL=$(echo "$MODEL_LIST" | sed -n "$((rand_index + 1))p")
PRODUCT=$(echo "$PRODUCT_LIST" | sed -n "$((rand_index + 1))p")
fi
DEVICE="$(echo "$PRODUCT" | sed 's/_beta//')"
# 4. Fetch Build Details from Flash Tool
download "https://flash.android.com" "PIXEL_FLASH_HTML"
FLASH_KEY=$(grep -o ' /dev/null 2>&1; then
curl -H "Referer: https://flash.android.com" -s "$STATION_URL" > "PIXEL_STATION_JSON"
else
wget --header "Referer: https://flash.android.com" -qO - "$STATION_URL" > "PIXEL_STATION_JSON"
fi
# Extract Canary Build Info
if command -v tac > /dev/null 2>&1; then
tac "PIXEL_STATION_JSON" | grep -m1 -A13 '"canary": true' > "PIXEL_CANARY_JSON"
else
grep -A20 '"canary": true' "PIXEL_STATION_JSON" | head -n 20 > "PIXEL_CANARY_JSON"
fi
ID="$(grep 'releaseCandidateName' "PIXEL_CANARY_JSON" | cut -d\" -f4)"
INCREMENTAL="$(grep 'buildId' "PIXEL_CANARY_JSON" | cut -d\" -f4)"
RELEASE="16"
SDK_INT="36"
# 5. Security Patch Determination
download "https://source.android.com/docs/security/bulletin/pixel" "PIXEL_SECBULL_HTML"
CANARY_ID="$(grep '"id"' "PIXEL_CANARY_JSON" | sed -e 's;.*canary-\(.*\)".*;\1;' -e 's;^\(.\{4\}\);\1-;')"
SECURITY_PATCH="$(grep "| $CANARY_ID" "PIXEL_SECBULL_HTML" | sed 's;.* | \(.*\) | ;\1;' | head -n1)"
if [ -z "$SECURITY_PATCH" ]; then
SECURITY_PATCH="${CANARY_ID}-05"
fi
# 6. Metadata and Fingerprint
BRAND="google"
MANUFACTURER="Google"
PRODUCT_NAME="$DEVICE"
TYPE="user"
TAG=""
DEVICE_INITIAL_SDK_INT="32"
DEBUG="false"
FINGERPRINT="$BRAND/$PRODUCT_NAME/$DEVICE:$RELEASE/$ID/$INCREMENTAL:$TYPE/release-keys"
# 7. Generate pif.json
cat < "$OLDPWD/pif.json"
{
"ID": "$ID",
"BRAND": "$BRAND",
"DEVICE": "$DEVICE",
"FINGERPRINT": "$FINGERPRINT",
"MANUFACTURER": "$MANUFACTURER",
"MODEL": "$MODEL",
"PRODUCT": "$PRODUCT_NAME",
"SECURITY_PATCH": "$SECURITY_PATCH",
"DEVICE_INITIAL_SDK_INT": "$DEVICE_INITIAL_SDK_INT",
"TYPE": "$TYPE",
"TAG": "$TAG",
"RELEASE": "$RELEASE",
"SDK_INT": "$SDK_INT",
"DEBUG": "$DEBUG"
}
EOF
echo "Generated pif.json successfully."