Remove dependency on bash from crash/oome uploder scripts (#8652)

Author: jbachorik

dd-java-agent/agent-crashtracking/src/main/resources/com/datadog/crashtracking/notify_oome.sh

@@ -1,51 +1,64 @@
-#!/usr/bin/env bash
+#!/bin/sh
 
-set +e # Disable exit on error
+# Disable exit on error
+set +e
 
 # Check if PID is provided
 if [ -z "$1" ]; then
     echo "Error: No PID provided"
     exit 1
 fi
-HERE="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )" # Get the directory of the script
+
+# Get the directory of the script
+HERE=$(cd "$(dirname "$0")" >/dev/null 2>&1 && pwd)
 PID=$1
 
-# Get the base name of the script
-scriptName=$(basename "$0" .sh)
+# Get the base name of the script (without .sh)
+scriptName=$(basename "$0")
+scriptName=${scriptName%.sh}
+
 configFile="${HERE}/${scriptName}_pid${PID}.cfg"
 if [ ! -f "$configFile" ]; then
     echo "Error: Configuration file not found: $configFile"
     exit 1
 fi
 
+# Initialize config values
+config_agent=""
+config_tags=""
+config_java_home=""
+
 # Read the configuration file
-# The expected contents are:
-# - agent: Path to the agent jar
-# - tags: Comma-separated list of tags to be sent with the OOME event; key:value pairs are supported
 while IFS="=" read -r key value; do
-    declare "config_$key"="$value"
+    case "$key" in
+        agent) config_agent=$value ;;
+        tags) config_tags=$value ;;
+        java_home) config_java_home=$value ;;
+    esac
 done < "$configFile"
 
 # Exiting early if configuration is missing
-if [ -z "${config_agent}" ] || [ -z "${config_tags}" ] || [ -z "${config_java_home}" ]; then
+if [ -z "$config_agent" ] || [ -z "$config_tags" ] || [ -z "$config_java_home" ]; then
     echo "Error: Missing configuration"
     exit 1
 fi
 
 # Debug: Print the loaded values (Optional)
-echo "Agent Jar: ${config_agent}"
-echo "Tags: ${config_tags}"
-echo "JAVA_HOME: ${config_java_home}"
+echo "Agent Jar: $config_agent"
+echo "Tags: $config_tags"
+echo "JAVA_HOME: $config_java_home"
 echo "PID: $PID"
 
 # Execute the Java command with the loaded values
-"${config_java_home}/bin/java" -Ddd.dogstatsd.start-delay=0 -jar "${config_agent}" sendOomeEvent "${config_tags}"
+"$config_java_home/bin/java" -Ddd.dogstatsd.start-delay=0 -jar "$config_agent" sendOomeEvent "$config_tags"
 RC=$?
-rm -f "${configFile}" # Remove the configuration file
 
-if [ $RC -eq 0 ]; then
+# Remove the configuration file
+rm -f "$configFile"
+
+if [ "$RC" -eq 0 ]; then
     echo "OOME Event generated successfully"
 else
     echo "Error: Failed to generate OOME event"
-    exit $RC
+    exit "$RC"
 fi

dd-java-agent/agent-crashtracking/src/main/resources/com/datadog/crashtracking/upload_crash.sh

@@ -1,6 +1,7 @@
-#!/usr/bin/env bash
+#!/bin/sh
 
-set +e # Disable exit on error
+# Disable exit on error
+set +e
 
 # Check if PID is provided
 if [ -z "$1" ]; then
@@ -16,45 +17,56 @@ if [ -z "$1" ]; then
   exit 0
 fi
 
-HERE="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )" # Get the directory of the script
+# Get the directory of the script
+HERE=$(cd "$(dirname "$0")" >/dev/null 2>&1 && pwd)
 PID=$1
 
-# Get the base name of the script
-scriptName=$(basename "$0" .sh)
+# Get the base name of the script (without .sh)
+scriptName=$(basename "$0")
+scriptName=${scriptName%.sh}
+
 configFile="${HERE}/${scriptName}_pid${PID}.cfg"
 if [ ! -f "$configFile" ]; then
-    echo "Error: Configuration file not found: $configFile"
-    exit 1
+  echo "Error: Configuration file not found: $configFile"
+  exit 1
 fi
 
+# Initialize config values
+config_agent=""
+config_hs_err=""
+config_java_home=""
+
 # Read the configuration file
-# The expected contents are:
-# - agent: Path to the agent jar
-# - hs_err: Path to the hs_err log file
 while IFS="=" read -r key value; do
-    declare "config_$key"="$value"
+  case "$key" in
+    agent) config_agent=$value ;;
+    hs_err) config_hs_err=$value ;;
+    java_home) config_java_home=$value ;;
+  esac
 done < "$configFile"
 
 # Exiting early if configuration is missing
-if [ -z "${config_agent}" ] || [ -z "${config_hs_err}" ] || [ -z "${config_java_home}" ]; then
-    echo "Error: Missing configuration"
-    exit 1
+if [ -z "$config_agent" ] || [ -z "$config_hs_err" ] || [ -z "$config_java_home" ]; then
+  echo "Error: Missing configuration"
+  exit 1
 fi
 
 # Debug: Print the loaded values (Optional)
-echo "Agent Jar: ${config_agent}"
-echo "Error Log: ${config_hs_err}"
-echo "JAVA_HOME: ${config_java_home}"
+echo "Agent Jar: $config_agent"
+echo "Error Log: $config_hs_err"
+echo "JAVA_HOME: $config_java_home"
 echo "PID: $PID"
 
 # Execute the Java command with the loaded values
-"${config_java_home}/bin/java" -jar "${config_agent}" uploadCrash "${config_hs_err}"
+"$config_java_home/bin/java" -jar "$config_agent" uploadCrash "$config_hs_err"
 RC=$?
-rm -f "${configFile}" # Remove the configuration file
 
-if [ $RC -eq 0 ]; then
-    echo "Error file ${config_hs_err} was uploaded successfully"
+# Remove the configuration file
+rm -f "$configFile"
+
+if [ "$RC" -eq 0 ]; then
+  echo "Error file $config_hs_err was uploaded successfully"
 else
-    echo "Error: Failed to upload error file ${config_hs_err}"
-    exit $RC
+  echo "Error: Failed to upload error file $config_hs_err"
+  exit "$RC"
 fi