1 files changed, 54 insertions, 0 deletions
diff --git a/gn2/wqflask/api/jobs.py b/gn2/wqflask/api/jobs.py
new file mode 100644
index 00000000..7a948e1a
--- /dev/null
+++ b/gn2/wqflask/api/jobs.py
@@ -0,0 +1,54 @@
+import uuid
+from datetime import datetime
+
+from redis import Redis
+from pymonad.io import IO
+from flask import Blueprint, render_template
+
+from gn2.jobs.jobs import job
+
+jobs = Blueprint("jobs", __name__)
+
+@jobs.route("/debug/<uuid:job_id>")
+def debug_job(job_id: uuid.UUID):
+    """Display job data to assist in debugging."""
+    from gn2.utility.tools import REDIS_URL # Avoids circular import error
+
+    def __stream_to_lines__(stream):
+        removables = (
+            "Set global log level to", "runserver.py: ******",
+            "APPLICATION_ROOT:", "DB_", "DEBUG:", "ELASTICSEARCH_", "ENV:",
+            "EXPLAIN_TEMPLATE_LOADING:", "GEMMA_", "GENENETWORK_FILES",
+            "GITHUB_", "GN2_", "GN3_", "GN_", "HOME:", "JSONIFY_", "JS_",
+            "JSON_", "LOG_", "MAX_", "ORCID_", "PERMANENT_", "PLINK_",
+            "PREFERRED_URL_SCHEME", "PRESERVE_CONTEXT_ON_EXCEPTION",
+            "PROPAGATE_EXCEPTIONS", "REAPER_COMMAND", "REDIS_URL", "SECRET_",
+            "SECURITY_", "SEND_FILE_MAX_AGE_DEFAULT", "SERVER_", "SESSION_",
+            "SMTP_", "SQL_", "TEMPLATES_", "TESTING:", "TMPDIR", "TRAP_",
+            "USE_", "WEBSERVER_")
+        return tuple(filter(
+            lambda line: not any(line.startswith(item) for item in removables),
+            stream.split("\n")))
+
+    def __fmt_datetime(val):
+        return datetime.strptime(val, "%Y-%m-%dT%H:%M:%S.%f").strftime(
+            "%A, %d %B %Y at %H:%M:%S.%f")
+
+    def __render_debug_page__(job):
+        job_details = {key.replace("-", "_"): val for key,val in job.items()}
+        return render_template(
+            "jobs/debug.html",
+            **{
+                **job_details,
+                "request_received_time": __fmt_datetime(
+                    job_details["request_received_time"]),
+                "stderr": __stream_to_lines__(job_details["stderr"]),
+                "stdout": __stream_to_lines__(job_details["stdout"])
+            })
+
+    with Redis.from_url(REDIS_URL, decode_responses=True) as rconn:
+        the_job = job(rconn, job_id)
+
+    return the_job.maybe(
+        render_template("jobs/no-such-job.html", job_id=job_id),
+        lambda job: __render_debug_page__(job))