Github user tgravescs commented on a diff in the pull request:
https://github.com/apache/spark/pull/396#discussion_r11659991
--- Diff:
yarn/common/src/main/scala/org/apache/spark/deploy/yarn/YarnSparkHadoopUtil.scala
---
@@ -73,4 +81,61 @@ object YarnSparkHadoopUtil {
def getLoggingArgsForContainerCommandLine(): String = {
"-Dlog4j.configuration=log4j-spark-container.properties"
}
+
+ def addToEnvironment(
+ env: HashMap[String, String],
+ variable: String,
+ value: String,
+ classPathSeparator: String) = {
+ var envVariable = ""
+ if (env.get(variable) == None) {
+ envVariable = value
+ } else {
+ envVariable = env.get(variable).get + classPathSeparator + value
+ }
+ env put (StringInterner.weakIntern(variable),
StringInterner.weakIntern(envVariable))
+ }
+
+ def setEnvFromInputString(
+ env: HashMap[String, String],
+ envString: String,
+ classPathSeparator: String) = {
+ if (envString != null && envString.length() > 0) {
+ var childEnvs = envString.split(",")
+ var p = Pattern.compile(getEnvironmentVariableRegex())
+ for (cEnv <- childEnvs) {
+ var parts = cEnv.split("=") // split on '='
--- End diff --
Yeah unfortunately there are a few issues with Hadoop/MR with parsing
configs and env variables that can limit there use.
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