added --command flag to "run docker" to run a specific command such as

ck run docker:xyz --command="ck show env"

CHANGES.txt

@@ -1,6 +1,8 @@
 * V2.4.0.1
   * added --bash to docker:module to run bash in a container
   * removed outdated and unnecessary files
+  * added --command flag to "run docker" to run a specific command such as
+    ck run docker:xyz --command="ck show env"
 
 * V2.4.0
   * added module "docker.template" to support adaptive CK containers

ck/repo/module/docker/module.py

@@ -62,7 +62,8 @@ def run(i):
     Input:  {
               data_uoa   - CK entry with Docker description
               (scenario) - scenario to get CMD (default if empty)
-              (cmd)      - extra CMD
+              (command)  - extra CMD (at the beginning of the docker command)
+              (cmd)      - extra CMD (at the end of the docker command)
               (bash)     - if 'yes', add "bash" at the end of CMD
             }
 
@@ -280,6 +281,10 @@ def call(i):
     if i.get('bash','')=='yes':
         c+=' bash'
 
+    if i.get('command','')!='':
+#        c+=' "'+i['command']+'"'
+        c+=' "'+i['command']+'"'
+
     c='docker '+func+' '+c
 
     # Update vars from input