A shell script to fetch Wii U crash logs through FTPiiU plugin. Requires wget and sed.

fetch-wiiu-crash-logs.sh

#!/bin/sh -e

# This scripts copies crash logs from a Wii U running Aroma with FTPiiU plugin.

WIIU_ADDRESS=${1:-wiiu}

TEMP_PATH=$(mktemp -d)

if [[ -z "$TEMP_PATH" ]]
then
    echo "failed to create temporary directory"
    exit 1
fi

function cleanup {      
  rm -rf "$TEMP_PATH"
  echo "Deleted temp directory $TEMP_PATH"
}

trap cleanup EXIT


REMOTE_SYS="storage_slc/sys"

# obtain the console serial id
wget --directory-prefix="$TEMP_PATH" --no-verbose \
     "ftp://$WIIU_ADDRESS/$REMOTE_SYS/config/sys_prod.xml"
SYS_PROD_PATH="$TEMP_PATH/sys_prod.xml"
SERIAL_ID=$(sed -rn \
                 's|[[:space:]]*<serial_id[^>]*>([[:digit:]]+)</serial_id>|\1|p' \
                 "$SYS_PROD_PATH")


# Note: new ftpiiu plugin breaks wget, gotta use lftp

# wget --directory-prefix="$TEMP_PATH" \
#      "ftp://$WIIU_ADDRESS/$REMOTE_SYS/logs/*.log"

(cd "$TEMP_PATH" && lftp -c mirror "ftp://$WIIU_ADDRESS/$REMOTE_SYS/logs")


# dump logs into FW<serial>/<datetime>
FW_PATH="FW$SERIAL_ID"
DATETIME_PATH=$(date "+%F %H-%M-%S")
DEST_PATH="$FW_PATH/$DATETIME_PATH"
mkdir -p "$DEST_PATH"

echo "Copying logs to $DEST_PATH"

# rename all log files to match their timestamps (first line in the log)
for f in "$TEMP_PATH"/logs/*.log
do
    FILE_TIME=$(head -n 1 < "$f")
    FILE_NAME="${FILE_TIME//:/-}"
    cp "$f" "$DEST_PATH/$FILE_NAME.log"
done

exit 0