set crictl alias on agents

closes orange-cloudfoundry#36

jobs/k3s-agent/spec

@@ -14,10 +14,11 @@ templates:
   bin/post-deploy.erb: bin/post-deploy
   bin/drain.erb: bin/drain
   bin/ctl.erb: bin/ctl
+  bin/envrc: bin/envrc
+  bin/setup-user-env.erb: bin/setup-user-env
   bin/k3s-killall.sh: bin/k3s-killall.sh
 
 
-
   config/registries.yaml.erb: config/registries.yaml
   config/registry.ca.erb: config/registry.ca
   config/registry.cert.erb: config/registry.cert

jobs/k3s-agent/templates/bin/envrc

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+export PATH=$PATH:/var/vcap/packages/k3s
+alias crictl="k3s crictl"

jobs/k3s-agent/templates/bin/setup-user-env.erb

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+checkenv() {
+  trap "exit 0" INT TERM QUIT
+
+  command=". ${JOB_DIR}/bin/envrc"
+  for profile in /root/.profile /etc/skel/.profile; do
+    # toolbelt.auto is disabled; stripping envrc from .profiles
+    if ! grep -q "^${command}\$" ${profile} >/dev/null 2>&1; then
+      echo "${command}" >> ${profile}
+    fi
+  done
+}
+
+checkenv