Merging beta 1.1.1-4 release candidate

ipk-source/sdxpinn-quecmanager-beta/root/www/cgi-bin/experimental/cell_scanner/network_info.sh

@@ -0,0 +1,200 @@
+#!/bin/sh
+
+# Set content-type for JSON response
+echo "Content-type: application/json"
+echo ""
+
+# Define file paths and configuration
+QUEUE_FILE="/tmp/at_pipe.txt"
+TEMP_FILE="/tmp/network_info_output.txt"
+LOG_FILE="/var/log/network_info.log"
+LOCK_KEYWORD="AT_COMMAND_LOCK"
+MAX_WAIT=6
+COMMAND_TIMEOUT=4
+
+# Function to log messages
+log_message() {
+    echo "$(date '+%Y-%m-%d %H:%M:%S') - $1" >> "${LOG_FILE}"
+    logger -t network_info "$1"
+}
+
+# Function to output JSON error
+output_error() {
+    printf '{"status":"error","message":"%s","timestamp":"%s"}\n' "$1" "$(date '+%H:%M:%S')"
+    exit 1
+}
+
+# Function to clean and add lock
+add_clean_lock() {
+    local TIMESTAMP=$(date +%s)
+    local WAIT_START=$(date +%s)
+    
+    while true; do
+        local CURRENT_TIME=$(date +%s)
+        
+        if [ $((CURRENT_TIME - WAIT_START)) -ge $MAX_WAIT ]; then
+            sed -i "/${LOCK_KEYWORD}/d" "$QUEUE_FILE"
+            log_message "Removed existing lock after $MAX_WAIT seconds timeout"
+        fi
+        
+        printf '{"id":"%s","timestamp":"%s","command":"%s","status":"lock","pid":"%s","start_time":"%s","priority":"high"}\n' \
+            "${LOCK_KEYWORD}" \
+            "$(date '+%H:%M:%S')" \
+            "${LOCK_KEYWORD}" \
+            "$$" \
+            "$TIMESTAMP" >> "$QUEUE_FILE"
+        
+        if grep -q "\"pid\":\"$$\".*\"start_time\":\"$TIMESTAMP\"" "$QUEUE_FILE"; then
+            log_message "Lock created by PID $$ at $TIMESTAMP"
+            trap 'remove_lock; exit' INT TERM EXIT
+            return 0
+        fi
+        
+        if [ $((CURRENT_TIME - WAIT_START)) -lt $MAX_WAIT ]; then
+            sleep 1
+        else
+            log_message "Failed to acquire lock after $MAX_WAIT seconds"
+            return 1
+        fi
+    done
+}
+
+# Function to remove lock
+remove_lock() {
+    sed -i "/\"pid\":\"$$\"/d" "$QUEUE_FILE"
+    log_message "Lock removed by PID $$"
+}
+
+# Function to execute AT command with retries
+execute_at_command() {
+    local CMD="$1"
+    local RETRY_COUNT=0
+    local MAX_RETRIES=3
+    local OUTPUT=""
+    
+    while [ $RETRY_COUNT -lt $MAX_RETRIES ]; do
+        OUTPUT=$(timeout $COMMAND_TIMEOUT sms_tool at "$CMD" -D 2>&1)
+        local EXIT_CODE=$?
+        
+        if [ $EXIT_CODE -eq 0 ]; then
+            if echo "$OUTPUT" | grep -q "CME ERROR"; then
+                RETRY_COUNT=$((RETRY_COUNT + 1))
+                [ $RETRY_COUNT -lt $MAX_RETRIES ] && sleep 1
+                continue
+            fi
+            echo "$OUTPUT"
+            return 0
+        fi
+        
+        RETRY_COUNT=$((RETRY_COUNT + 1))
+        [ $RETRY_COUNT -lt $MAX_RETRIES ] && sleep 1
+    done
+    
+    log_message "Command failed after $MAX_RETRIES attempts: $CMD"
+    return 1
+}
+
+# Function to check network mode
+check_network_mode() {
+    local OUTPUT=$(execute_at_command "AT+QENG=\"servingcell\"")
+    echo "$OUTPUT" > "$TEMP_FILE"
+    
+    # Check for both LTE and NR5G-NSA (NSA mode)
+    if echo "$OUTPUT" | grep -q "\"LTE\"" && echo "$OUTPUT" | grep -q "\"NR5G-NSA\""; then
+        echo "NRLTE"
+    # Check for LTE only
+    elif echo "$OUTPUT" | grep -q "\"LTE\""; then
+        echo "LTE"
+    # Check for NR5G-SA
+    elif echo "$OUTPUT" | grep -q "\"NR5G-SA\""; then
+        echo "NR5G"
+    else
+        echo "UNKNOWN"
+    fi
+}
+
+# Function to check NR5G measurement info setting
+check_nr5g_meas_info() {
+    local OUTPUT=$(execute_at_command "AT+QNWCFG=\"nr5g_meas_info\"")
+    if echo "$OUTPUT" | grep -q "\"nr5g_meas_info\",1"; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+# Function to escape JSON string
+escape_json_string() {
+    echo "$1" | sed 's/\\/\\\\/g' | sed 's/"/\\"/g' | tr -d '\n' | sed 's/\r//g'
+}
+
+# Function to parse and format output as JSON
+format_output_json() {
+    local MODE="$1"
+    local NEIGHBOR_OUTPUT="$2"
+    local MEAS_OUTPUT="$3"
+    
+    # Basic JSON structure
+    printf '{"status":"success","timestamp":"%s","mode":"%s","data":{' "$(date '+%H:%M:%S')" "$MODE"
+    
+    # Add neighbor cell info if available
+    if [ -n "$NEIGHBOR_OUTPUT" ]; then
+        printf '"neighborCells":"%s"' "$(escape_json_string "$NEIGHBOR_OUTPUT")"
+    fi
+    
+    # Add measurement info if available
+    if [ -n "$MEAS_OUTPUT" ]; then
+        [ -n "$NEIGHBOR_OUTPUT" ] && printf ','
+        printf '"meas":"%s"' "$(escape_json_string "$MEAS_OUTPUT")"
+    fi
+    
+    printf '}}\n'
+}
+
+# Main execution
+{
+    if ! add_clean_lock; then
+        output_error "Failed to acquire lock for command processing"
+    fi
+    
+    # Check network mode
+    NETWORK_MODE=$(check_network_mode)
+    log_message "Detected network mode: $NETWORK_MODE"
+    
+    SERVING_OUTPUT=""
+    MEAS_OUTPUT=""
+    
+    case "$NETWORK_MODE" in
+        "NRLTE")
+            SERVING_OUTPUT=$(execute_at_command "AT+QENG=\"neighbourcell\"")
+            if ! check_nr5g_meas_info; then
+                MEAS_OUTPUT=$(execute_at_command "AT+QNWCFG=\"nr5g_meas_info\",1;+QNWCFG=\"nr5g_meas_info\"")
+            else
+                MEAS_OUTPUT=$(execute_at_command "AT+QNWCFG=\"nr5g_meas_info\"")
+            fi
+            ;;
+        "LTE")
+            SERVING_OUTPUT=$(execute_at_command "AT+QENG=\"neighbourcell\"")
+            ;;
+        "NR5G")
+            if ! check_nr5g_meas_info; then
+                MEAS_OUTPUT=$(execute_at_command "AT+QNWCFG=\"nr5g_meas_info\",1;+QNWCFG=\"nr5g_meas_info\"")
+            else
+                MEAS_OUTPUT=$(execute_at_command "AT+QNWCFG=\"nr5g_meas_info\"")
+            fi
+            ;;
+        *)
+            output_error "Unknown or unsupported network mode"
+            ;;
+    esac
+    
+    format_output_json "$NETWORK_MODE" "$SERVING_OUTPUT" "$MEAS_OUTPUT"
+    remove_lock
+    rm -f "$TEMP_FILE"
+    
+} || {
+    # Error handler
+    remove_lock
+    rm -f "$TEMP_FILE"
+    output_error "Internal error occurred"
+}