Initial commit: Anthropic API and MITM proxy to WaybackProxy

sandbox/entrypoint.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+set -e
+
+echo "=== Time Travel Sandbox ==="
+echo "Target date: ${TARGET_DATE}"
+
+# --- Fake the system time ---
+# libfaketime intercepts time syscalls
+# It expects "YYYY-MM-DD HH:MM:SS" format (space separator, not T)
+FAKETIME_STR=$(echo "${TARGET_DATE}" | sed 's/T/ /')
+export LD_PRELOAD=/usr/lib/x86_64-linux-gnu/faketime/libfaketime.so.1
+export FAKETIME="${FAKETIME_STR}"
+export FAKETIME_NO_CACHE=1
+
+echo "System time is now: $(date)"
+
+# --- Install MITM CA certificate ---
+# Wait for mitmproxy to generate its CA cert, then trust it
+# Use --noproxy to bypass the env proxy vars for this specific request
+echo "Waiting for MITM proxy CA certificate..."
+MAX_WAIT=30
+WAITED=0
+while [ $WAITED -lt $MAX_WAIT ]; do
+    if curl -s --noproxy '*' --proxy http://172.30.0.4:8080 http://mitm.it/cert/pem -o /tmp/mitmproxy-ca.pem 2>/dev/null; then
+        if [ -s /tmp/mitmproxy-ca.pem ]; then
+            cp /tmp/mitmproxy-ca.pem /usr/local/share/ca-certificates/mitmproxy-ca.crt
+            update-ca-certificates 2>/dev/null || true
+            echo "MITM CA certificate installed."
+            break
+        fi
+    fi
+    sleep 1
+    WAITED=$((WAITED + 1))
+done
+
+if [ $WAITED -ge $MAX_WAIT ]; then
+    echo "WARNING: Could not fetch MITM CA cert. HTTPS may not work."
+fi
+
+echo ""
+echo "=== Environment Ready ==="
+echo "  Fake date:    $(date)"
+echo "  HTTP proxy:   172.30.0.3:8888 (WaybackProxy)"
+echo "  HTTPS proxy:  172.30.0.4:8080 (mitmproxy → Anthropic API)"
+echo ""
+echo "Run: python3 /app/claude_client.py"
+echo ""
+
+exec "$@"