Clean up .sh scripts

Removed .sh scripts that are not needed.
Fill readme with a description of some of the things
that might be not visible at first glance
Refactor .sh scripts, remove not used or not needed parts
Fix a bug where pidof <package> does not work.
Change logging of the scripts and they way that app is run so
that the logs are in one place -> collector.logs
Fixed a bug where tomcat startup problems are not logged
Added log rotation with logrotate tool

Change-Id: I156328ab23d18a20072177ae8c5420772c3e2c7c
Signed-off-by: PawelSzalapski <pawel.szalapski@nokia.com>
Issue-ID: DCAEGEN2-610

1 files changed, 58 insertions, 0 deletions

diff --git a/src/main/scripts/logger.sh b/src/main/scripts/logger.sh
new file mode 100644
index 00000000..0c56aef0
--- /dev/null
+++ b/src/main/scripts/logger.sh
@@ -0,0 +1,58 @@
+#!/bin/bash
+###
+# ============LICENSE_START=======================================================
+# PROJECT
+# ================================================================================
+# Copyright (C) 2018 Nokia Networks Intellectual Property. All rights reserved.
+# ================================================================================
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ============LICENSE_END=========================================================
+###
+
+log() {
+  logMessage "INFO " "$1"
+}
+
+logWarn() {
+  logMessage "WARN " "$1"
+}
+
+logError() {
+  logMessage "ERROR" "$1"
+}
+
+# Mimics log4j formatter so log files are consistent
+logMessage() {
+	echo "[$(date -u +'%Y-%m-%d %H:%M:%S,%3N')][$1][$(printf "%-9s %s\n" "PID $$")][$0] - $2"
+}
+
+# Run command, catch all the stdout and stderr and based on whether it succeeded, take the output,
+# and log them using common formatter.
+# It is done, so that the log files could be consistent and not look like swiss cheese having
+# nicely formatted lines surrounded with raw command outputs
+# All log lines that are logged by those external comments are prepended with (ext process) so they
+# can be distinguished from hand-rolled messages
+loggedCommand() {
+  output=$($1 2>&1)
+  if [ ! -z "${output}" ]; then
+    if [ $? -eq 0 ]; then
+        while read -r line; do
+            log "(ext process) $line"
+        done <<< "$output"
+    else
+        while read -r line; do
+            logError "(ext process) $line"
+        done <<< "$output"
+    fi
+  fi
+}
\ No newline at end of file