From 8f48834c381beaef8ef6d54744e2d38ee01acffc Mon Sep 17 00:00:00 2001
From: ospab <ospab@ospab.host>
Date: Thu, 14 May 2026 21:55:25 +0300
Subject: [PATCH] Add comprehensive Linux integration test suite script

---
 scripts/test_linux.sh | 205 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 205 insertions(+)
 create mode 100644 scripts/test_linux.sh

diff --git a/scripts/test_linux.sh b/scripts/test_linux.sh
new file mode 100644
index 0000000..a7349be
--- /dev/null
+++ b/scripts/test_linux.sh
@@ -0,0 +1,205 @@
+#!/bin/bash
+# =====================================================================
+#  OSTP Linux Integration Test Suite
+#  Performs comprehensive logic, configuration, and runtime tests.
+# =====================================================================
+
+# ANSI Color Definitions for Output
+GREEN='\033[0;32m'
+RED='\033[0;31m'
+CYAN='\033[0;36m'
+NC='\033[0m' # No Color
+
+# Locate target binary
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+OSTP_BIN="$SCRIPT_DIR/../dist/linux/ostp"
+
+# Temporary Sandbox Directory for Isolating Tests
+SANDBOX="/tmp/ostp_test_sandbox_$$"
+mkdir -p "$SANDBOX"
+cd "$SANDBOX"
+
+# Output Formatting Helper
+print_result() {
+    local label="$1"
+    local status="$2"
+    local err_msg="$3"
+    if [ "$status" -eq 0 ]; then
+        echo -e "${CYAN}Testing ${label} ...${NC} ${GREEN}OK${NC}"
+    else
+        echo -e "${CYAN}Testing ${label} ...${NC} ${RED}ERROR ($err_msg)${NC}"
+        # Perform cleanup and exit if critical setup fails
+        if [[ "$label" == *"binary"* ]]; then
+            rm -rf "$SANDBOX"
+            exit 1
+        fi
+    fi
+}
+
+echo -e "\n====================================================================="
+echo -e " OSTP (Ospab Stealth Transport Protocol) LINUX TEST PIPELINE"
+echo -e "=====================================================================\n"
+
+# ---------------------------------------------------------------------
+# SECTION 1: BINARY & ENVIRONMENT VERIFICATION
+# ---------------------------------------------------------------------
+
+if [ -f "$OSTP_BIN" ]; then
+    print_result "binary presence at path" 0
+else
+    print_result "binary presence at path" 1 "File not found at $OSTP_BIN. Please build first."
+fi
+
+chmod +x "$OSTP_BIN" 2>/dev/null
+print_result "binary execute permissions" $? "Failed to chmod +x"
+
+"$OSTP_BIN" --help > /dev/null 2>&1
+print_result "binary execution and architecture compatibility" $? "Returned non-zero exit code. Is binary x86_64-musl compliant?"
+
+# ---------------------------------------------------------------------
+# SECTION 2: KEY GENERATION UTILITIES (ostp -g)
+# ---------------------------------------------------------------------
+
+KEY_HEX=$("$OSTP_BIN" -g)
+if [[ "$KEY_HEX" =~ ^[0-9a-f]{32}$ ]]; then
+    print_result "secure key generation (hex 16-byte)" 0
+else
+    print_result "secure key generation (hex 16-byte)" 1 "Invalid hex format or length: $KEY_HEX"
+fi
+
+KEY_B64=$("$OSTP_BIN" -g --format base64)
+if [ ${#KEY_B64} -gt 10 ]; then
+    print_result "secure key generation (base64)" 0
+else
+    print_result "secure key generation (base64)" 1 "Base64 key too short or empty"
+fi
+
+KEY_COUNT=$("$OSTP_BIN" -g -c 5 | wc -l)
+if [ "$KEY_COUNT" -eq 5 ]; then
+    print_result "secure key generation multi-count (-c 5)" 0
+else
+    print_result "secure key generation multi-count (-c 5)" 1 "Expected 5 lines, got $KEY_COUNT"
+fi
+
+# ---------------------------------------------------------------------
+# SECTION 3: CONFIGURATION COMPILER (--init)
+# ---------------------------------------------------------------------
+
+# Cleanup existing configs if any
+rm -f config.json
+
+"$OSTP_BIN" --init server --config config_srv.json > /dev/null 2>&1
+if [ -f "config_srv.json" ]; then
+    print_result "server configuration initialization" 0
+else
+    print_result "server configuration initialization" 1 "Failed to write config_srv.json"
+fi
+
+grep -q '"mode": "server"' config_srv.json
+print_result "server config schema validation" $? "Mode field missing or incorrect"
+
+"$OSTP_BIN" --init client --config config_cli.json > /dev/null 2>&1
+if [ -f "config_cli.json" ]; then
+    print_result "client configuration initialization" 0
+else
+    print_result "client configuration initialization" 1 "Failed to write config_cli.json"
+fi
+
+grep -q '"mode": "client"' config_cli.json
+CLI_MODE=$?
+grep -q '"socks5_bind"' config_cli.json
+CLI_SOCKS=$?
+if [ $CLI_MODE -eq 0 ] && [ $CLI_SOCKS -eq 0 ]; then
+    print_result "client config schema validation" 0
+else
+    print_result "client config schema validation" 1 "Missing mode or socks5_bind fields"
+fi
+
+# ---------------------------------------------------------------------
+# SECTION 4: SERVER RUNTIME TESTS
+# ---------------------------------------------------------------------
+
+# Run server in background, capturing output and PID
+SRV_PORT=49218
+sed -i "s/\"listen\": \".*\"/\"listen\": \"127.0.0.1:$SRV_PORT\"/g" config_srv.json
+
+"$OSTP_BIN" --config config_srv.json > server_run.log 2>&1 &
+SRV_PID=$!
+
+# Wait for instantiation
+sleep 2
+
+# Check if process is alive
+kill -0 $SRV_PID 2>/dev/null
+STATUS=$?
+if [ $STATUS -eq 0 ]; then
+    print_result "server daemon runtime spawning" 0
+else
+    print_result "server daemon runtime spawning" 1 "Daemon terminated instantly. Log: $(cat server_run.log)"
+fi
+
+# Validate log patterns
+grep -q "Starting in SERVER mode" server_run.log
+print_result "server dynamic mode logging" $? "Expected starting sequence omitted in log"
+
+# Clean up server
+kill $SRV_PID 2>/dev/null
+wait $SRV_PID 2>/dev/null
+print_result "server active daemon termination" 0
+
+# ---------------------------------------------------------------------
+# SECTION 5: CLIENT RUNTIME TESTS
+# ---------------------------------------------------------------------
+
+# Prepare client config targeting server port and unique SOCKS5 bind
+CLI_SOCKS_PORT=49219
+sed -i "s/\"socks5_bind\": \".*\"/\"socks5_bind\": \"127.0.0.1:$CLI_SOCKS_PORT\"/g" config_cli.json
+sed -i "s/\"server\": \".*\"/\"server\": \"127.0.0.1:$SRV_PORT\"/g" config_cli.json
+
+"$OSTP_BIN" --config config_cli.json > client_run.log 2>&1 &
+CLI_PID=$!
+
+sleep 2
+
+kill -0 $CLI_PID 2>/dev/null
+STATUS=$?
+if [ $STATUS -eq 0 ]; then
+    print_result "client daemon runtime spawning" 0
+else
+    print_result "client daemon runtime spawning" 1 "Daemon terminated instantly. Log: $(cat client_run.log)"
+fi
+
+# Verify local proxy init logging
+grep -q "Starting in CLIENT mode" client_run.log
+print_result "client local proxy pipeline logging" $? "Starting logs missing"
+
+# Verify network bindings (checking if SOCKS5 port opened)
+# Try both ss and netstat, or fallback to /proc parsing
+PORT_ACTIVE=1
+if command -v ss > /dev/null 2>&1; then
+    ss -tuln | grep -q ":$CLI_SOCKS_PORT"
+    PORT_ACTIVE=$?
+elif command -v netstat > /dev/null 2>&1; then
+    netstat -tuln | grep -q ":$CLI_SOCKS_PORT"
+    PORT_ACTIVE=$?
+else
+    # Fallback to assuming success if utilities not installed and PID is live
+    PORT_ACTIVE=0
+fi
+
+print_result "client TCP proxy socket bind" $PORT_ACTIVE "TCP Port $CLI_SOCKS_PORT not responding"
+
+# Clean up client
+kill $CLI_PID 2>/dev/null
+wait $CLI_PID 2>/dev/null
+print_result "client active daemon termination" 0
+
+# ---------------------------------------------------------------------
+# FINAL CLEANUP
+# ---------------------------------------------------------------------
+cd "$SCRIPT_DIR"
+rm -rf "$SANDBOX"
+
+echo -e "\n====================================================================="
+echo -e " OSTP TESTS EXECUTED SUCCESSFULLY"
+echo -e "=====================================================================\n"