add dependency_age ci job

.github/workflows/test.yml

@@ -38,6 +38,15 @@ jobs:
       run: |
         cargo clippy -- -D warnings
 
+  dependency-age:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2    
+    - name: Run dependency_age
+      run: |
+        ./ci/dependency_age.sh
+
   test-ubuntu:
     runs-on: ubuntu-latest
     strategy:

ci/dependency_age.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+exit_code=0
+color_red=$(echo -ne "\033[1;31m")
+color_green=$(echo -ne "\033[1;32m")
+color_reset=$(echo -ne "\033[0m")
+
+for package in packages/* ; do
+  echo -e "\n=> dependency age for ${package}\n"
+  while read -r dependency actual_version ; do
+    last_version=$(curl -v "https://docs.rs/${dependency}" 2>&1 | grep "< location:" | cut --delimiter "/" --field 5 | grep -E "^[0-9].*.[0-9].*.[0-9]$")
+    if [ -z "${last_version}" ] ; then
+      echo "${color_red}runtime error${color_reset}, i could not get last version from https://docs.rs/${dependency}"
+      exit 1
+    fi
+
+    echo -n "  ${dependency} ${actual_version}: "
+    newest_version=$(echo -e "${last_version}\n${actual_version}" | sort -V | tail -1)
+    if [ "${newest_version}"  == "${actual_version}" ] ; then
+      echo "${color_green}newest${color_reset}"
+    else
+      echo "${color_red}old, please update to latest ${last_version}${color_reset}"
+      ((exit_code++))
+    fi
+
+  done < <(sed -n "/dependencies\]/,/^$/p" "${package}/Cargo.toml" | grep -Ev "\[|path|^$" | tr -d '" ' | tr '=' ' ')
+done
+exit $exit_code