initial commit of quick-bootstrap.sh

chainquery/quick-bootstrap.sh

@@ -0,0 +1,70 @@
+#!/usr/bin/env bash
+
+## Be Polite and ask for permission.
+function QandA() {
+  read -r -p "Continue with $1 [y/N] " response
+  response=${response,,}    # tolower
+  if [[ "$response" =~ ^(yes|y)$ ]]; then
+    echo "Continuing with this."
+    eval $1
+  else
+    echo "Skipping the $1."
+  fi
+}
+
+## Check your $PATH for required dependencies.
+## Stop and complain for now, later automagically install them.
+function test_for_deps() {
+  ## Test for Command
+  if ! [ -x "$(command -v $1)" ]; then
+    echo "Error: $1 is not installed." >&2
+    echo "You must have $1 installed."
+  else
+    echo "Info: $1 is installed."
+  fi
+}
+
+## Declare Linux app dependencies to check for.
+DEPENDENCIES=(
+  wget
+  unzip
+  docker
+)
+## Recommended.
+BONUS_DEPENDENCIES=(
+  docker-compose
+)
+
+for i in "${!DEPENDENCIES[@]}"; do
+  echo ${DEPENDENCIES[$i]}"_KEY"
+  ## Indirect references http://tldp.org/LDP/abs/html/ivr.html
+  eval TESTDEP=\$"${DEPENDENCIES[$i]}"
+  test_for_deps $TESTDEP
+done
+
+## Add ways to get into and out of a bind here.
+case i in
+  * )
+    echo "=================================================="
+    echo "You look like you need usage examples let me help."
+    echo "=================================================="
+    echo "Add documentation on script params HERE"
+    ;;
+  getdata )
+    ## Get DB Checkpoint data.
+    wget http://chainquery-data.s3.amazonaws.com/data.zip ./chainquery.zip
+    ;;
+  extract )
+    ## Unpack the data again if need be.
+    unzip ./chainquery.zip
+    ;;
+  cleanup )
+    ## Remove any junk here.
+    rm chainquery.zip
+    ;;
+  reset )
+    ## Give up on everything and try again.
+    # rm -Rf ./data
+    # rm -f ./chainquery.zip
+    ;;
+esac