Move tailing log file to post test in test lifecycle

kgryte · kgryte · commit 39575924df8b · 2016-09-20T13:16:04.000-07:00
diff --git a/circle.yml b/circle.yml
@@ -18,3 +18,6 @@ test:
   override:
     - 'chmod +x ./tools/ci/circle/script && ./tools/ci/circle/script':
         parallel: true
+  post:
+    - 'chmod +x ./tools/ci/circle/after_script && ./tools/ci/circle/after_script':
+        parallel: true
diff --git a/tools/ci/circle/after_script b/tools/ci/circle/after_script
@@ -0,0 +1,43 @@
+#!/usr/bin/env bash
+#
+# Build script to run at the end of the Circle CI test [lifecycle][1].
+#
+# [1]: https://circleci.com/docs/configuration/#test
+
+
+# VARIABLES #
+
+# Define a file containing log output:
+log_file='/var/log/circle-ci.log'
+
+# Define the number of lines of logged output to print:
+tail_num_lines=5000
+
+
+# FUNCTIONS #
+
+# Defines an error handler.
+on_error() {
+	echo 'ERROR: An error was encountered during execution.' >&2
+	exit 1
+}
+
+# Tails a log file.
+#
+# $1 - log file to tail
+# $2 - number of lines to tail
+tail_output() {
+   echo "Printing the last $2 lines of log output..." >&2
+   tail -"$2" "$1"
+}
+
+# Main execution sequence.
+main() {
+	tail_output "${log_file}" "${tail_num_lines}"
+}
+
+# Set an error handler:
+trap 'on_error' ERR
+
+# Run main:
+main
diff --git a/tools/ci/circle/script b/tools/ci/circle/script
@@ -59,9 +59,6 @@ heartbeat_interval='30s'
 # Declare a variable for storing the heartbeat process id:
 heartbeat_pid=""
 
-# Define the number of lines of logged output to print upon completion:
-tail_num_lines=4000
-
 
 # FUNCTIONS #
 
@@ -76,7 +73,6 @@ on_error() {
 
 # Runs clean-up tasks.
 cleanup() {
-	tail_output "${log_file}" "${tail_num_lines}"
 	stop_heartbeat
 }
 
@@ -110,15 +106,6 @@ stop_heartbeat() {
 	kill "${heartbeat_pid}"
 }
 
-# Tails a log file.
-#
-# $1 - log file to tail
-# $2 - number of lines to tail
-tail_output() {
-   echo "Printing the last $2 lines of log output..." >&2
-   tail -"$2" "$1"
-}
-
 # Creates a directory.
 #
 # $1 - directory path
