.env

 ca_cert=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 docker_config=foobar
\ No newline at end of file

Changelog.md

 # Changelog
 
+## [1.4.6] - 2019-03-27
+### Added
+* explicitly deleting chart when `PENDING`, `FAILED` or `DELETED` since this blocks
+	redeploying previous deployments
+
 ## [1.4.5] - 2019-03-27
 ### Added
 * git-binary to docker-image
@@ -104,4 +109,5 @@
 [1.4.2]: https://git.sc.uni-leipzig.de/ubl/bdd_dev/webmasterei/deployer/compare/release%2F1.4.1...release%2F1.4.2
 [1.4.3]: https://git.sc.uni-leipzig.de/ubl/bdd_dev/webmasterei/deployer/compare/release%2F1.4.2...release%2F1.4.3
 [1.4.4]: https://git.sc.uni-leipzig.de/ubl/bdd_dev/webmasterei/deployer/compare/release%2F1.4.3...release%2F1.4.4
-[1.4.5]: https://git.sc.uni-leipzig.de/ubl/bdd_dev/webmasterei/deployer/compare/release%2F1.4.4...release%2F1.4.5
+[1.4.5]: https://git.sc.uni-leipzig.de/ubl/bdd_dev/webmasterei/deployer/compare/release%2F1.4.4...release%2F1.4.5
\ No newline at end of file
+[1.4.6]: https://git.sc.uni-leipzig.de/ubl/bdd_dev/webmasterei/deployer/compare/release%2F1.4.5...release%2F1.4.6
\ No newline at end of file

assets/deployer

@@ -328,6 +328,16 @@ helm_deploy() {
 	local out
 	local cmd
 
+	if [ "$(helm ls --tiller-namespace=${namespace} --namespace=${namespace} --pending --deleted --failed --short | grep ${name})" != "" ];then
+		debug "helm delete --tiller-namespace=${namespace} --purge ${name}"
+		out=`helm delete --tiller-namespace=${namespace} --purge ${name} 2>&1`
+		if [ "$?" != "0" ];then
+			echo "failed"
+			echo "$out"
+			return 1
+		fi
+	fi
+
 	helmargs=$(echo -e "$helmargs" | sed -E 's/(^[[:space:]]*)|([[:space:]]*$)//g')
 	cmd="helm upgrade --install --wait --timeout=${timeout} --tiller-namespace=${namespace} --namespace=${namespace}"
 	cmd="$cmd --namespace=${namespace} --force --recreate-pods ${name} ${charts} ${helmargs}"