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@@ -6,34 +6,29 @@ \ooooooo| |___/\__,_|_| |_|\__,_|\___|_| \__,_| \_/\_/ |_|\___|_| -This repo contains hadoop tasks (mapreduce and pig), luigi jobs, and other -scripts and code for the internet archive (web group) journal ingest pipeline. +This repo contains hadoop jobs, luigi tasks, and other scripts and code for the +internet archive web group's journal ingest pipeline. -This repository is potentially public. +Code in tihs repository is potentially public! Archive-specific deployment/production guides and ansible scripts at: [journal-infra](https://git.archive.org/bnewbold/journal-infra) -## Python Setup +**./python/** contains Hadoop streaming jobs written in python using the +`mrjob` library. Most notably, the **extraction** scripts, which fetch PDF +files from wayback/petabox, process them with GROBID, and store the result in +HBase. -Pretty much everything here uses python/pipenv. To setup your environment for -this, and python in general: +**./scalding/** contains Hadoop jobs written in Scala using the Scalding +framework. The intent is to write new non-trivial Hadoop jobs in Scala, which +brings type safety and compiled performance. - # libjpeg-dev is for some wayback/pillow stuff - sudo apt install -y python3-dev python3-pip python3-wheel libjpeg-dev build-essential - pip3 install --user pipenv +**./pig/** contains a handful of Pig scripts, as well as some unittests +implemented in python. -On macOS: +## Running Hadoop Jobs - brew install libjpeg pipenv +The `./please` python3 wrapper script is a helper for running jobs (python or +scalding) on the IA Hadoop cluster. You'll need to run the setup/dependency +tasks first; see README files in subdirectories. -Each directory has it's own environment. Do something like: - - cd mapreduce - pipenv install --dev - pipenv shell - -## Possible Issues with Setup - -Bryan had `~/.local/bin` in his `$PATH`, and that seemed to make everything -work. |