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				@@ -80,8 +80,9 @@ pipeline { 
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				           for (String item : service_update.split()) { 
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				             try{ 
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				                echo "Updating ${item}" 
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				-               sh "echo Docker host is $DOCKER_HOST, cert $DOCKER_CERT_PATH" 
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				-               sh "docker service update ${service_name} --image ${DOCKER_REGISTRY}/iru/${DOCKER_IMAGE}:${NEWTAG}" 
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				+               sh """echo Docker host is $DOCKER_HOST, cert $DOCKER_CERT_PATH 
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				+                     docker node ls 
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				+                     docker service update ${service_name} --image ${DOCKER_REGISTRY}/iru/${DOCKER_IMAGE}:${NEWTAG}""" 
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				             } 
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				             catch(err){ 
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				                echo "Recovering service $item" 
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