ready for PR

www/cgi-bin/atinout_handler.sh

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+#!/bin/sh
+
+# Function to URL-decode the input
+urldecode() {
+    local data="$1"
+    echo -e "$(echo "$data" | sed 's/+/ /g;s/%\(..\)/\\x\1/g;')"
+}
+
+# Set content-type for JSON response
+echo "Content-type: application/json"
+echo ""
+
+# Read the input from POST data
+read INPUT_DATA
+
+# Extract the command from the input data (format: command=AT+COMMAND)
+RAW_COMMAND=$(echo "$INPUT_DATA" | sed 's/command=//g')
+
+# URL-decode the command
+COMMAND=$(urldecode "$RAW_COMMAND")
+
+# Save the command input to a unique at_input file
+AT_INPUT_FILE="/tmp/at_input_$$.txt"
+echo "$COMMAND" > "$AT_INPUT_FILE"
+
+# Define unique input/output files and AT port
+INPUT_FILE="/tmp/input_$$.txt"
+OUTPUT_FILE="/tmp/output_$$.txt"
+AT_PORT="/dev/smd11"
+
+# Ensure exclusive access to the AT port to avoid overloading smd11
+(
+    flock -x 200
+
+    # Copy the user input to the input file
+    cp "$AT_INPUT_FILE" "$INPUT_FILE"
+
+    # Run the command using atinout
+    atinout "$INPUT_FILE" "$AT_PORT" "$OUTPUT_FILE"
+) 200>/tmp/atinout.lock
+
+# Read the output from output.txt
+OUTPUT=$(cat "$OUTPUT_FILE")
+
+# Escape special characters (like newlines and double quotes) for JSON compatibility
+ESCAPED_OUTPUT=$(echo "$OUTPUT" | sed ':a;N;$!ba;s/\n/\\n/g; s/"/\\"/g')
+
+# Escape double quotes in the command for JSON compatibility
+ESCAPED_COMMAND=$(echo "$COMMAND" | sed 's/"/\\"/g')
+
+# Create the JSON response
+JSON_RESPONSE=$(printf "{\"command\":\"%s\",\"output\":\"%s\"}" "$ESCAPED_COMMAND" "$ESCAPED_OUTPUT")
+
+# Log the JSON response to the debug log
+echo "$JSON_RESPONSE" >> /tmp/cgi_debug.log
+
+# Return the output as a valid JSON response
+echo "$JSON_RESPONSE"
+
+# Clean up temporary files
+rm "$AT_INPUT_FILE" "$INPUT_FILE" "$OUTPUT_FILE"

www/cgi-bin/auth.sh

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+#!/bin/sh
+
+# Set Content-Type for CGI script
+echo "Content-type: application/json"
+echo ""
+
+# Read POST data
+read POST_DATA
+
+# Extract the password from POST data (URL encoded)
+USER="root"
+INPUT_PASSWORD=$(echo "$POST_DATA" | sed -n 's/^.*password=\([^&]*\).*$/\1/p')
+
+# URL-decode the password (replace + with space and decode %XX)
+INPUT_PASSWORD=$(echo "$INPUT_PASSWORD" | sed 's/+/ /g;s/%\(..\)/\\x\1/g' | xargs -0 printf "%b")
+
+# Log received password for debugging (remove in production)
+echo "Received password: $INPUT_PASSWORD" >&2
+
+# Extract the hashed password from /etc/shadow for the specified user
+USER_SHADOW_ENTRY=$(grep "^$USER:" /etc/shadow)
+
+if [ -z "$USER_SHADOW_ENTRY" ]; then
+    echo '{"state":"failed", "message":"User not found"}'
+    exit 1
+fi
+
+# Extract the password hash (it's the second field, colon-separated)
+USER_HASH=$(echo "$USER_SHADOW_ENTRY" | cut -d: -f2)
+
+# Extract the salt (MD5 uses the $1$ prefix followed by the salt)
+SALT=$(echo "$USER_HASH" | cut -d'$' -f3)
+
+# Generate a hash from the input password using the same salt
+GENERATED_HASH=$(echo "$INPUT_PASSWORD" | openssl passwd -1 -salt "$SALT" -stdin)
+
+# Log generated hash for debugging
+echo "Generated hash: $GENERATED_HASH" >&2
+
+# Compare the generated hash with the one in the shadow file
+if [ "$GENERATED_HASH" = "$USER_HASH" ]; then
+    echo '{"state":"success", "hashed_password":"'"$GENERATED_HASH"'"}'
+else
+    echo '{"state":"failed", "hashed_password":"'"$GENERATED_HASH"'"}'
+fi

www/cgi-bin/check_net.sh

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+# Set the content type to JSON
+echo "Content-Type: application/json"
+echo ""
+
+# Ping 8.8.8.8 and capture the result
+if ping -c 1 8.8.8.8 > /dev/null 2>&1; then
+    # Ping was successful
+    echo '{"connection": "ACTIVE"}'
+else
+    # Ping failed
+    echo '{"connection": "INACTIVE"}'
+fi

www/cgi-bin/home_data.sh

@@ -0,0 +1,66 @@
+#!/bin/sh
+
+# Set content-type for JSON response
+echo "Content-type: application/json"
+echo ""
+
+# Define the lock file
+LOCK_FILE="/tmp/home_data.lock"
+
+# Acquire the lock (wait if needed)
+exec 200>$LOCK_FILE
+flock -x 200
+
+# Temporary files for input/output and AT port
+INPUT_FILE="/tmp/input_$$.txt"
+OUTPUT_FILE="/tmp/output_$$.txt"
+AT_PORT="/dev/smd11"
+
+# Debug file path
+DEBUG_FILE="/tmp/debug-json-result.txt"
+
+# Function to escape JSON strings (handling quotes and newlines)
+escape_json() {
+    # Escape newlines and double quotes
+    echo "$1" | sed ':a;N;$!ba;s/\n/\\n/g; s/"/\\"/g'
+}
+
+# Initialize JSON response array
+JSON_RESPONSE="["
+
+# List of AT commands to run, one by one
+for COMMAND in "AT+QUIMSLOT?" "AT+CNUM" "AT+COPS?" "AT+CIMI" "AT+ICCID" "AT+CGSN" "AT+CPIN?" "AT+CGCONTRDP" "AT+CREG?" "AT+CFUN?" "AT+QENG=\"servingcell\"" "AT+QTEMP" "AT+CGCONTRDP" "AT+QCAINFO" "AT+QRSRP" 'AT+QMAP="WWAN"'; do
+    # Write the command to the input file
+    echo "$COMMAND" > "$INPUT_FILE"
+
+    # Run the command using atinout
+    atinout "$INPUT_FILE" "$AT_PORT" "$OUTPUT_FILE"
+
+    # Read the output from the output file
+    OUTPUT=$(cat "$OUTPUT_FILE")
+
+    # Escape special characters for JSON (escape only output)
+    ESCAPED_OUTPUT=$(escape_json "$OUTPUT")
+
+    # Append the response as an object to the JSON response array
+    JSON_RESPONSE="${JSON_RESPONSE}{\"response\":\"$ESCAPED_OUTPUT\"},"
+done
+
+# Remove the trailing comma and close the JSON array
+if [ "${JSON_RESPONSE: -1}" = "," ]; then
+    JSON_RESPONSE="${JSON_RESPONSE%,}]"
+else
+    JSON_RESPONSE="${JSON_RESPONSE}]"
+fi
+
+# Write the JSON response to the debug file for troubleshooting
+echo "$JSON_RESPONSE" > "$DEBUG_FILE"
+
+# Return the output as a valid JSON response
+echo "$JSON_RESPONSE"
+
+# Clean up temporary files
+rm "$INPUT_FILE" "$OUTPUT_FILE"
+
+# Release the lock
+flock -u 200

www/cgi-bin/traffic_stats.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+echo "Content-type: application/json"
+echo ""
+
+# Get RX and TX bytes from ifconfig eth0
+data=$(ifconfig eth0 | grep "RX bytes")
+
+# Extract download (RX) and upload (TX) values using awk
+download=$(echo $data | awk '{print $2}' | cut -d':' -f2)
+upload=$(echo $data | awk '{print $6}' | cut -d':' -f2)
+
+# Return JSON response
+echo "{"
+echo "  \"download\": \"$download\","
+echo "  \"upload\": \"$upload\""
+echo "}"