files/clever-wait-deploy.sh

   1 #!/usr/bin/env bash
   2
   3 set -ueo pipefail
   4
   5 VERBOSE=${VERBOSE:-}
   6 lastCleverActivity=""
   7 timeout=2300 # 100 seconds less than the Ansible tasks' timeout
   8 startTime=$(date +%s)
   9
  10 function cleverActivity {
  11   lastCleverActivity=$(clever activity)
  12 }
  13
  14 function ensure {
  15   local lastReturnCode="$?"
  16
  17   VERBOSE=true
  18   verbose
  19
  20   if isNotTimeout
  21   then
  22     if [ "$lastReturnCode" == "0" ]
  23     then
  24       echo "✓ Deployment done."
  25     else
  26       echo "✗ Deployment failed!"
  27     fi
  28   else
  29     echo "⁈ Deployment timeout... Please check clever logs"
  30     exit 1
  31   fi
  32 }
  33
  34 function isNotTimeout {
  35   [ $(($(date +%s) - startTime)) -lt $timeout ]
  36 }
  37
  38 trap ensure EXIT ERR
  39
  40 function deploying {
  41   checkStatus "$1" "IN PROGRESS"
  42 }
  43
  44 function deployed {
  45   checkStatus "$1" "OK"
  46 }
  47
  48 function inactive {
  49   checkStatus "$1" "" "-v"
  50 }
  51
  52 function checkStatus {
  53   local commit="$1"
  54   local status="$2"
  55
  56   cleverActivity
  57   echo "${lastCleverActivity}" | tail -n1 | grep ${3:+ "${3}"} -q -E "${status}.*DEPLOY.*${commit}"
  58 }
  59
  60 function verbose {
  61   if [ -n "${VERBOSE}" ]; then
  62     echo -e "\\nLast clever activity:"
  63     echo -e "${lastCleverActivity}\\n"
  64   fi
  65 }
  66
  67 function check {
  68   local commit="$1"
  69   local samplingTime=5
  70
  71   echo "️▫ Waiting for deployment to start..."
  72   while inactive "$commit" && isNotTimeout
  73   do
  74     verbose
  75     sleep $samplingTime
  76   done
  77
  78   # Wait for completion
  79   echo "▪ Deployment in progress..."
  80   while deploying "$commit" && isNotTimeout
  81   do
  82     verbose
  83     sleep $samplingTime
  84   done
  85
  86   deployed "$commit"
  87 }
  88
  89 function getHeadRev {
  90   local chdir="$1/.git"
  91
  92   git --git-dir="$chdir" rev-parse HEAD
  93 }
  94
  95 workdir="$(pwd)"
  96 check "$(getHeadRev "${workdir}")"