安装Kylo 0.8.4特定组件时遇spark-submit路径错误求助

Hey there, I’ve run into this exact hiccup before when setting up Kylo with Spark—even if Spark is installed, the installer script can’t find spark-submit if it’s not properly added to your system’s PATH (especially when using sudo). Let’s walk through the fixes step by step:

Step 1: Locate Your Spark Installation Path #

First, find where spark-submit lives on your system. Run this command to search for it:

find / -name spark-submit 2>/dev/null

You’ll get an output like /opt/spark/bin/spark-submit or /usr/local/spark/bin/spark-submit—make note of the full path to the bin directory (e.g., /opt/spark/bin).

Step 2: Add Spark’s Bin Directory to Your PATH #

Temporary Fix (for the current session) #

Run this command to add Spark’s bin folder to your PATH immediately:

export PATH=$PATH:/path/to/spark/bin

Replace /path/to/spark/bin with the actual path you found in Step 1. Then test if spark-submit is accessible:

spark-submit --version

If this outputs Spark’s version info, you’re good to retry the Kylo installer.

Permanent Fix (persists across reboots) #

To make the PATH change permanent, edit your shell profile file. If you’re using bash, run:

nano ~/.bashrc

Add this line at the end of the file:

export PATH=$PATH:/path/to/spark/bin

Save and exit (Ctrl+O, Enter, Ctrl+X), then reload the profile:

source ~/.bashrc

Step 3: Handle Sudo Environment Variables #

Since you’re running the installer with sudo, keep in mind that sudo might not inherit your user’s PATH settings. To fix this, use the -E flag to preserve your environment variables when running sudo:

sudo -E ./install-kylo-components.sh /opt /opt/kylo kylo kylo

The -E flag tells sudo to pass your current PATH (including Spark’s bin directory) to the installer script.

Step 4: Manually Set SPARK_HOME (Alternative) #

If the above steps don’t work, you can explicitly set the SPARK_HOME environment variable before running the installer:

export SPARK_HOME=/path/to/spark
export PATH=$PATH:$SPARK_HOME/bin
sudo -E ./install-kylo-components.sh /opt /opt/kylo kylo kylo

This ensures the installer knows exactly where Spark is installed.

After trying these steps, the installer should be able to find spark-submit and proceed with creating the NiFi-compatible NARs.

内容的提问来源于stack exchange，提问作者Vish