ticket #102 attempt 1

devplacepy/services/xmlrpc/__init__.py

@@ -2,8 +2,10 @@
 
 from __future__ import annotations
 
+import socket
 import subprocess
 import sys
+import time
 
 from devplacepy.config import XMLRPC_BIND, XMLRPC_PORT
 from devplacepy.services.base import BaseService
@@ -25,20 +27,48 @@ class XmlrpcService(BaseService):
     def __init__(self) -> None:
         super().__init__("xmlrpc", interval_seconds=XMLRPC_INTERVAL_SECONDS)
         self._process: subprocess.Popen | None = None
+        self._last_stderr: str | None = None
 
     def _alive(self) -> bool:
         return self._process is not None and self._process.poll() is None
 
     def _spawn(self) -> None:
+        self._last_stderr = None
         self._process = subprocess.Popen(
             [sys.executable, "-m", SERVER_MODULE],
             stdout=subprocess.DEVNULL,
-            stderr=subprocess.DEVNULL,
+            stderr=subprocess.PIPE,
         )
         self.log(
-            f"Forking XML-RPC server started (pid {self._process.pid}) on "
+            f"Forking XML-RPC server spawning (pid {self._process.pid}) on "
             f"{XMLRPC_BIND}:{XMLRPC_PORT}"
         )
+        time.sleep(0.5)
+        if self._process.poll() is not None:
+            stderr_data = self._process.communicate()[1]
+            if stderr_data:
+                self._last_stderr = stderr_data.decode("utf-8", errors="replace")
+            self.log(
+                f"Forking XML-RPC server died after spawn (pid {self._process.pid}, "
+                f"exit code {self._process.returncode})"
+            )
+            if self._last_stderr:
+                for line in self._last_stderr.strip().split("\n"):
+                    self.log(f"  stderr: {line}")
+            return
+        try:
+            sock = socket.create_connection((XMLRPC_BIND, XMLRPC_PORT), timeout=1)
+            sock.close()
+        except (OSError, socket.timeout):
+            self.log(
+                f"Forking XML-RPC server not yet ready (pid {self._process.pid}) "
+                f"on {XMLRPC_BIND}:{XMLRPC_PORT}"
+            )
+        else:
+            self.log(
+                f"Forking XML-RPC server started (pid {self._process.pid}) on "
+                f"{XMLRPC_BIND}:{XMLRPC_PORT}"
+            )
 
     def _terminate(self) -> None:
         if not self._alive():
@@ -65,6 +95,13 @@ class XmlrpcService(BaseService):
             self.log(f"XML-RPC server healthy (pid {self._process.pid})")
             return
         self.log("XML-RPC server not running, starting it")
+        if self._process is not None:
+            self.log(
+                f"Previous process exited with code {self._process.returncode}"
+            )
+            if self._last_stderr:
+                for line in self._last_stderr.strip().split("\n"):
+                    self.log(f"  last stderr: {line}")
         self._spawn()
 
     def collect_metrics(self) -> dict:

devplacepy/services/xmlrpc/server.py

@@ -3,6 +3,7 @@
 from __future__ import annotations
 
 import logging
+import sys
 from socketserver import ForkingMixIn
 from xmlrpc.server import SimpleXMLRPCDispatcher, SimpleXMLRPCRequestHandler, SimpleXMLRPCServer
 
@@ -116,6 +117,9 @@ def main() -> None:
         server.serve_forever()
     except KeyboardInterrupt:
         logger.info("XML-RPC server interrupted")
+    except Exception:
+        logging.exception("XML-RPC server crashed with unhandled exception")
+        sys.exit(1)
     finally:
         server.server_close()
 

devplacepy/static/js/ModalManager.js

@@ -29,7 +29,6 @@ export class ModalManager {
                 const modal = document.getElementById(modalId);
                 if (modal) {
                     modal.classList.add("visible");
-                    window.history.pushState({__overlay: true}, "");
                 }
             });
         });
@@ -38,13 +37,11 @@ export class ModalManager {
             modal.addEventListener("click", (e) => {
                 if (e.target === modal) {
                     modal.classList.remove("visible");
-                    window.history.back();
                 }
             });
             modal.querySelectorAll(".modal-close").forEach((closeBtn) => {
                 closeBtn.addEventListener("click", () => {
                     modal.classList.remove("visible");
-                    window.history.back();
                 });
             });
             this.enhanceModal(modal);
@@ -53,14 +50,6 @@ export class ModalManager {
         document.addEventListener("keydown", (e) => {
             if (e.key !== "Escape") return;
             const open = [...document.querySelectorAll(".modal-overlay.visible")].pop();
-            if (open) {
-                open.classList.remove("visible");
-                window.history.back();
-            }
-        });
-
-        window.addEventListener("popstate", () => {
-            const open = document.querySelector(".modal-overlay.visible");
             if (open) open.classList.remove("visible");
         });
     }

devplacepy/static/js/components/AppContextMenu.js

@@ -51,11 +51,6 @@ export class AppContextMenu extends Component {
         document.addEventListener("keydown", (e) => {
             if (e.key === "Escape") this.close();
         });
-        window.addEventListener("popstate", () => {
-            if (this.menu.classList.contains("visible")) {
-                this.menu.classList.remove("visible");
-            }
-        });
     }
 
     render(items) {
@@ -98,7 +93,6 @@ export class AppContextMenu extends Component {
         if (!items || !items.length) return;
         this.render(items);
         this.menu.classList.add("visible");
-        window.history.pushState({__overlay: true}, "");
         const rect = this.menu.getBoundingClientRect();
         const vv = window.visualViewport;
         const safeW = vv ? vv.width : window.innerWidth;
@@ -117,7 +111,6 @@ export class AppContextMenu extends Component {
 
     close() {
         this.menu.classList.remove("visible");
-        window.history.back();
     }
 
     suppressNextClick() {

devplacepy/static/js/components/AppDialog.js

@@ -64,11 +64,6 @@ export class AppDialog extends Component {
                 this.dismiss();
             }
         });
-        window.addEventListener("popstate", () => {
-            if (this.overlay.classList.contains("visible")) {
-                this.overlay.classList.remove("visible");
-            }
-        });
         overlay.addEventListener("keydown", (e) => {
             if (e.key !== "Tab") return;
             const items = [
@@ -112,7 +107,6 @@ export class AppDialog extends Component {
 
         this.lastFocus = document.activeElement;
         this.overlay.classList.add("visible");
-        window.history.pushState({__overlay: true}, "");
         const focusTarget = mode === "prompt" ? this.input : this.confirmBtn;
         setTimeout(() => {
             focusTarget.focus();
@@ -133,7 +127,6 @@ export class AppDialog extends Component {
 
     close(value) {
         this.overlay.classList.remove("visible");
-        window.history.back();
         if (this.lastFocus && this.lastFocus.focus) this.lastFocus.focus();
         const resolve = this.resolver;
         this.resolver = null;

devplacepy/static/js/components/AppLightbox.js

@@ -54,7 +54,6 @@ export class AppLightbox extends Component {
                 this.close();
             }
         });
-        window.addEventListener("popstate", () => this._onPopstate());
         this.overlay.addEventListener("keydown", (e) => {
             if (e.key === "Tab" && this.overlay.classList.contains("visible")) {
                 e.preventDefault();
@@ -78,23 +77,15 @@ export class AppLightbox extends Component {
         this.bodyOverflow = document.body.style.overflow;
         document.body.style.overflow = "hidden";
         this.overlay.classList.add("visible");
-        window.history.pushState({__overlay: true}, "");
         setTimeout(() => this.closeBtn.focus(), 20);
     }
 
     close() {
         this.overlay.classList.remove("visible");
-        window.history.back();
         this.image.src = "";
         document.body.style.overflow = this.bodyOverflow;
         if (this.lastFocus && this.lastFocus.focus) this.lastFocus.focus();
     }
-
-    _onPopstate() {
-        if (this.overlay.classList.contains("visible")) {
-            this.overlay.classList.remove("visible");
-        }
-    }
 }
 
 customElements.define("dp-lightbox", AppLightbox);