From 4b735e37ec6dd0bc5d4998ea30f0996a6947086a Mon Sep 17 00:00:00 2001
From: Shay Nehmad <shay.nehmad@guardicore.com>
Date: Fri, 17 Apr 2020 01:04:40 +0300
Subject: [PATCH] Use api.github.com to get the latest version

That way we don't need to update it manually in each release
---
 deployment_scripts/config     | 44 ++++++++++++++++++++++++-----------
 deployment_scripts/config.ps1 |  4 +++-
 2 files changed, 33 insertions(+), 15 deletions(-)

diff --git a/deployment_scripts/config b/deployment_scripts/config
index 5607d37fd..06be20b38 100644
--- a/deployment_scripts/config
+++ b/deployment_scripts/config
@@ -1,21 +1,37 @@
 #!/usr/bin/env bash
 # Absolute monkey's path
-MONKEY_FOLDER_NAME="infection_monkey"
+export MONKEY_FOLDER_NAME="infection_monkey"
 # Url of public git repository that contains monkey's source code
-MONKEY_GIT_URL="https://github.com/guardicore/monkey"
+export MONKEY_GIT_URL="https://github.com/guardicore/monkey"
+
+get_latest_release() {
+  curl --silent "https://api.github.com/repos/$1/releases/latest" | # Get latest release from GitHub API
+    grep '"tag_name":' |                                            # Get tag line
+    sed -E 's/.*"([^"]+)".*/\1/'                                    # Pluck JSON value
+}
+
+MONKEY_LATEST_RELEASE=$(get_latest_release "monkey/guardicore")
 
 # Monkey binaries
-LINUX_32_BINARY_URL="https://github.com/guardicore/monkey/releases/download/v1.7.0/monkey-linux-32"
-LINUX_32_BINARY_NAME="monkey-linux-32"
-LINUX_64_BINARY_URL="https://github.com/guardicore/monkey/releases/download/v1.7.0/monkey-linux-64"
-LINUX_64_BINARY_NAME="monkey-linux-64"
-WINDOWS_32_BINARY_URL="https://github.com/guardicore/monkey/releases/download/v1.7.0/monkey-windows-32.exe"
-WINDOWS_32_BINARY_NAME="monkey-windows-32.exe"
-WINDOWS_64_BINARY_URL="https://github.com/guardicore/monkey/releases/download/v1.7.0/monkey-windows-64.exe"
-WINDOWS_64_BINARY_NAME="monkey-windows-64.exe"
+LINUX_32_BINARY_URL="https://github.com/guardicore/monkey/releases/download/$($MONKEY_LATEST_RELEASE)/monkey-linux-32"
+export LINUX_32_BINARY_URL
+export LINUX_32_BINARY_NAME="monkey-linux-32"
+LINUX_64_BINARY_URL="https://github.com/guardicore/monkey/releases/download/$($MONKEY_LATEST_RELEASE)/monkey-linux-64"
+export LINUX_64_BINARY_URL
+export LINUX_64_BINARY_NAME="monkey-linux-64"
+WINDOWS_32_BINARY_URL="https://github.com/guardicore/monkey/releases/download/$($MONKEY_LATEST_RELEASE)/monkey-windows-32.exe"
+export WINDOWS_32_BINARY_URL
+export WINDOWS_32_BINARY_NAME="monkey-windows-32.exe"
+WINDOWS_64_BINARY_URL="https://github.com/guardicore/monkey/releases/download/$($MONKEY_LATEST_RELEASE)/monkey-windows-64.exe"
+export WINDOWS_64_BINARY_URL
+export WINDOWS_64_BINARY_NAME="monkey-windows-64.exe"
 
 # Other binaries for monkey
-TRACEROUTE_64_BINARY_URL="https://github.com/guardicore/monkey/releases/download/v1.7.0/traceroute64"
-TRACEROUTE_32_BINARY_URL="https://github.com/guardicore/monkey/releases/download/v1.7.0/traceroute32"
-SAMBACRY_64_BINARY_URL="https://github.com/guardicore/monkey/releases/download/v1.7.0/sc_monkey_runner64.so"
-SAMBACRY_32_BINARY_URL="https://github.com/guardicore/monkey/releases/download/v1.7.0/sc_monkey_runner32.so"
\ No newline at end of file
+TRACEROUTE_64_BINARY_URL="https://github.com/guardicore/monkey/releases/download/$($MONKEY_LATEST_RELEASE)/traceroute64"
+export TRACEROUTE_64_BINARY_URL
+TRACEROUTE_32_BINARY_URL="https://github.com/guardicore/monkey/releases/download/$($MONKEY_LATEST_RELEASE)/traceroute32"
+export TRACEROUTE_32_BINARY_URL
+SAMBACRY_64_BINARY_URL="https://github.com/guardicore/monkey/releases/download/$($MONKEY_LATEST_RELEASE)/sc_monkey_runner64.so"
+export SAMBACRY_64_BINARY_URL
+SAMBACRY_32_BINARY_URL="https://github.com/guardicore/monkey/releases/download/$($MONKEY_LATEST_RELEASE)/sc_monkey_runner32.so"
+export SAMBACRY_32_BINARY_URL
diff --git a/deployment_scripts/config.ps1 b/deployment_scripts/config.ps1
index b18b7c63c..f12d3adf8 100644
--- a/deployment_scripts/config.ps1
+++ b/deployment_scripts/config.ps1
@@ -1,9 +1,11 @@
 # Absolute monkey's path
 $MONKEY_FOLDER_NAME = "infection_monkey"
 # Url of public git repository that contains monkey's source code
+$MONKEY_REPO = "guardicore/monkey"
 $MONKEY_GIT_URL = "https://github.com/guardicore/monkey"
 $MONKEY_RELEASES_URL = $MONKEY_GIT_URL + "/releases"
-$MONKEY_LATEST_VERSION = "v1.7.0"
+$MONKEY_API_RELEASES_URL = "https://api.github.com/repos/$MONKEY_REPO/releases"
+$MONKEY_LATEST_VERSION = (Invoke-WebRequest $MONKEY_API_RELEASES_URL | ConvertFrom-Json)[0].tag_name
 $MONKEY_DOWNLOAD_URL = $MONKEY_RELEASES_URL + "/download/" + $MONKEY_LATEST_VERSION + "/"
 # Link to the latest python download or install it manually
 $PYTHON_URL = "https://www.python.org/ftp/python/3.7.6/python-3.7.6-amd64.exe"