Merge pull request 'Show git digest in abra version if we're running a development version' (#103) from digest-version into main

Reviewed-on: https://git.autonomic.zone/coop-cloud/abra/pulls/103

CHANGELOG.md

@@ -17,6 +17,7 @@
 - Extend version handling logic to support all underlying services ([#90](https://git.autonomic.zone/coop-cloud/abra/issues/90))
 - Fix development installation script symlink issue ([#98](https://git.autonomic.zone/coop-cloud/abra/issues/98))
 - Add `app-version.sh` script to help packagers version apps ([28618bd](https://git.autonomic.zone/coop-cloud/abra/commit/28618bd))
+- Add git digest to `abra version` output ([8b41416](https://git.autonomic.zone/coop-cloud/abra/commit/8b41416))
 
 # abra 0.5.0 (2021-03-01)
 

abra

@@ -1712,11 +1712,15 @@ sub_upgrade() {
 help_version (){
   echo "abra [options] version
 
-Show the installed version of abra (currently $ABRA_VERSION)."
+Show the installed version of abra."
 }
 
 sub_version() {
-  echo "$ABRA_VERSION"
+  if [ -L "$0" ] && [ -e "$0" ]; then
+    ABRA_SRC=$(readlink "$0")
+    ABRA_DIGEST=$(cd "${ABRA_SRC%/*}" && git rev-parse --short HEAD)
+  fi
+  echo "$ABRA_VERSION${ABRA_DIGEST:+-}${ABRA_DIGEST}"
 }
 
 ###### .. help