Devops scripts

sync_files.sh

#!/bin/bash

source $PWD/.sync_settings

if [[ -z "$SYNC_HOST" ]]; then
    echo "Please specify SYNC_HOST in .sync_settings"
    exit 1
fi

if [[ -z "$SYNC_HOST" ]]; then
    echo "Please specify SYNC_PATH in .sync_settings"
    exit 1
fi

case "$SYNC_PATH" in
    /|/usr|/var|/etc|/root)
        echo "'$SYNC_PATH' is not allowed, possibly destructive"
        exit 1
        ;;
esac

rsync --exclude-from $PWD/.rsync_ignore -iptr --links --safe-links --delete . $SYNC_HOST:$SYNC_PATH

upload_release.sh

#!/bin/bash

## Create a release archive using git archive to upload a tarbal to a specific host 
## Uses a `release_settings` file in the local directory to get the server and path

RELEASE_ENVIRONMENT=dev

set -e

while getopts ":e:" opt
do
  case $opt in
    e)
      RELEASE_ENVIRONMENT=$OPTARG
      ;;
    \?)
      echo "Unknown option found: $OPTARG"
      exit 1
  esac
done

if [[ ! -f release_settings ]]
then
  echo "./release_settings not found"
  exit 1
fi

source release_settings

if [[ -z "$project_name" ]]
then
  echo "\$project_name not set, please set it in $PWD/release_settings"
  exit 1
fi

if [[ -z "$host" ]]
then
  echo "\$host not set, please set it to the host to upload the release to"
  exit 1
fi

if [[ -z "$release_path" ]]
then
  echo "\$release_path not set, please set it to the path to unpack the release to"
  exit 1
fi

release_date=$(date "+%Y%m%d%H%M")

release_version=
if declare -f get_version > /dev/null
then
  release_version="_$(get_version)"
fi

archive_name=$(date '+%Y%m%d%H%M')$release_version

git archive --format=tar.gz --prefix=$archive_name/ HEAD | ssh $host "cat > ${release_path}/$project_name-$archive_name.tar.gz"

echo "Created release ${archive_name} at: ${release_path}/$project_name-$archive_name.tar.gz"

watch_gst.sh

#!/bin/bash

## Shows git status, updates when files change.
## Improvement over watch is that it doesn't lock the index all the time, causing git commands to fail
## Dependencies: inotify-tools

while true;
do
    sleep 0.1

    ST=$(git -c color.ui=always status -sb); # First get output of git status before clearing the screen
    tput reset;
    echo -e "$ST"

    inotifywait -qqr .
done

watch_sync.sh

#!/bin/bash

## Automatically syncs files when changes are made to the local directory
## Dependencies: sync_files.sh, inotify-tools
## 
## Arguments:
##  -e The environment to use. This is passed as RELEASE_ENVIRONMENT variable in the release_settings file
## 
## release_settings:
## Variables:
## - project_name: the name that will be used in the release tarball
## - host
## - release_path
## If a function funtion called get_version is defined, it's called to retrieve the current release version

while true
do
    inotifywait -qe create,modify,delete,move,move_self,delete_self -r --exclude .git . &&
    sleep 0.1
    sync_files
done