From 268b3a536b21707634646b7780fdeb19595d81fb Mon Sep 17 00:00:00 2001
From: Vincent Pelletier <vincent@nexedi.com>
Date: Thu, 13 Dec 2018 15:50:48 +0900
Subject: [PATCH] shell: Add --version support.

---
 .gitattributes   |  1 +
 shell/caucase.sh | 15 ++++++++++++++-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/.gitattributes b/.gitattributes
index a647bcb..4da9e41 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1 +1,2 @@
 caucase/_version.py export-subst
+shell/caucase.sh export-subst
diff --git a/shell/caucase.sh b/shell/caucase.sh
index 76eb363..3e46bcf 100755
--- a/shell/caucase.sh
+++ b/shell/caucase.sh
@@ -749,7 +749,7 @@ EOF
       status arg argc \
       ca_netloc ca_address ca_port ca_path \
       csr_id csr csr_path crl crt crt_path crt_dir key_path key serial \
-      csr_list_json
+      csr_list_json version
 
     while test $# -gt 0; do
       arg="$1"
@@ -760,6 +760,19 @@ EOF
           _usage
           return
         ;;
+        --version)
+          # shellcheck disable=SC2016
+          version='$Format:%H$'
+          if [ "x$(echo "$version" | base64)" = 'xJEZvcm1hdDolSCQK' ]; then
+            if command -v git > /dev/null; then
+              version="$(git describe --tags --dirty --always --long)"
+            else
+              version='unknown'
+            fi
+          fi
+          printf '%s\n' "$version"
+          return
+        ;;
         --ca-url)
           _needArg 1 || return 1
           ca_anon_url="$1"
-- 
2.25.1