From faf36838bdba7393960fce6ad0c56dc1f93f5870 Mon Sep 17 00:00:00 2001
From: MarcoFalke <falke.marco@gmail.com>
Date: Wed, 31 Jul 2019 14:34:17 -0400
Subject: test: Avoid hardcoding the chain name in combine_logs

---
 test/functional/combine_logs.py | 40 +++++++++++++++++++++++++---------------
 1 file changed, 25 insertions(+), 15 deletions(-)

(limited to 'test/functional/combine_logs.py')

diff --git a/test/functional/combine_logs.py b/test/functional/combine_logs.py
index 45ecaabe14..5364ac4b8c 100755
--- a/test/functional/combine_logs.py
+++ b/test/functional/combine_logs.py
@@ -8,6 +8,7 @@ If no argument is provided, the most recent test directory will be used."""
 
 import argparse
 from collections import defaultdict, namedtuple
+import glob
 import heapq
 import itertools
 import os
@@ -76,9 +77,17 @@ def read_logs(tmp_dir):
     Delegates to generator function get_log_events() to provide individual log events
     for each of the input log files."""
 
+    # Find out what the folder is called that holds the debug.log file
+    chain = glob.glob("{}/node0/*/debug.log".format(tmp_dir))
+    if chain:
+        chain = chain[0]  # pick the first one if more than one chain was found (should never happen)
+        chain = re.search('node0/(.+?)/debug\.log$', chain).group(1)  # extract the chain name
+    else:
+        chain = 'regtest'  # fallback to regtest (should only happen when none exists)
+
     files = [("test", "%s/test_framework.log" % tmp_dir)]
     for i in itertools.count():
-        logfile = "{}/node{}/regtest/debug.log".format(tmp_dir, i)
+        logfile = "{}/node{}/{}/debug.log".format(tmp_dir, i, chain)
         if not os.path.isfile(logfile):
             break
         files.append(("node%d" % i, logfile))
@@ -164,25 +173,26 @@ def get_log_events(source, logfile):
 
 
 def print_logs_plain(log_events, colors):
-        """Renders the iterator of log events into text."""
-        for event in log_events:
-            lines = event.event.splitlines()
-            print("{0} {1: <5} {2} {3}".format(colors[event.source.rstrip()], event.source, lines[0], colors["reset"]))
-            if len(lines) > 1:
-                for line in lines[1:]:
-                    print("{0}{1}{2}".format(colors[event.source.rstrip()], line, colors["reset"]))
+    """Renders the iterator of log events into text."""
+    for event in log_events:
+        lines = event.event.splitlines()
+        print("{0} {1: <5} {2} {3}".format(colors[event.source.rstrip()], event.source, lines[0], colors["reset"]))
+        if len(lines) > 1:
+            for line in lines[1:]:
+                print("{0}{1}{2}".format(colors[event.source.rstrip()], line, colors["reset"]))
 
 
 def print_logs_html(log_events):
-        """Renders the iterator of log events into html."""
-        try:
-            import jinja2
-        except ImportError:
-            print("jinja2 not found. Try `pip install jinja2`")
-            sys.exit(1)
-        print(jinja2.Environment(loader=jinja2.FileSystemLoader('./'))
+    """Renders the iterator of log events into html."""
+    try:
+        import jinja2
+    except ImportError:
+        print("jinja2 not found. Try `pip install jinja2`")
+        sys.exit(1)
+    print(jinja2.Environment(loader=jinja2.FileSystemLoader('./'))
                     .get_template('combined_log_template.html')
                     .render(title="Combined Logs from testcase", log_events=[event._asdict() for event in log_events]))
 
+
 if __name__ == '__main__':
     main()
-- 
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