Fixed cert-manager retry logic to apply correct exit code

app/models/clusters/applications/cert_manager.rb

@@ -65,7 +65,7 @@ module Clusters
       end
 
       def retry_command(command)
-        "for i in $(seq 1 30); do #{command} && break; sleep 1s; echo \"Retrying ($i)...\"; false; done"
+        "for i in $(seq 1 30); do #{command} && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)"
       end
 
       def post_delete_script

lib/gitlab/kubernetes/helm/client_command.rb

@@ -17,7 +17,8 @@ module Gitlab
           # This is necessary to give Tiller time to restart after upgrade.
           # Ideally we'd be able to use --wait but cannot because of
           # https://github.com/helm/helm/issues/4855
-          "for i in $(seq 1 30); do #{helm_check} && break; sleep 1s; echo \"Retrying ($i)...\"; false; done"
+
+          "for i in $(seq 1 30); do #{helm_check} && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)"
         end
 
         def repository_command

spec/lib/gitlab/kubernetes/helm/delete_command_spec.rb

@@ -14,7 +14,7 @@ describe Gitlab::Kubernetes::Helm::DeleteCommand do
     let(:commands) do
       <<~EOS
       helm init --upgrade
-      for i in $(seq 1 30); do helm version && break; sleep 1s; echo "Retrying ($i)..."; false; done
+      for i in $(seq 1 30); do helm version && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)
       helm delete --purge app-name
       EOS
     end
@@ -36,7 +36,7 @@ describe Gitlab::Kubernetes::Helm::DeleteCommand do
       let(:commands) do
         <<~EOS
         helm init --upgrade
-        for i in $(seq 1 30); do helm version #{tls_flags} && break; sleep 1s; echo "Retrying ($i)..."; false; done
+        for i in $(seq 1 30); do helm version #{tls_flags} && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)
         #{helm_delete_command}
         EOS
       end

spec/lib/gitlab/kubernetes/helm/install_command_spec.rb

@@ -36,7 +36,7 @@ describe Gitlab::Kubernetes::Helm::InstallCommand do
     let(:commands) do
       <<~EOS
       helm init --upgrade
-      for i in $(seq 1 30); do helm version #{tls_flags} && break; sleep 1s; echo "Retrying ($i)..."; false; done
+      for i in $(seq 1 30); do helm version #{tls_flags} && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)
       helm repo add app-name https://repository.example.com
       helm repo update
       #{helm_install_comand}
@@ -64,7 +64,7 @@ describe Gitlab::Kubernetes::Helm::InstallCommand do
       let(:commands) do
         <<~EOS
         helm init --upgrade
-        for i in $(seq 1 30); do helm version #{tls_flags} && break; sleep 1s; echo "Retrying ($i)..."; false; done
+        for i in $(seq 1 30); do helm version #{tls_flags} && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)
         helm repo add app-name https://repository.example.com
         helm repo update
         #{helm_install_command}
@@ -93,7 +93,7 @@ describe Gitlab::Kubernetes::Helm::InstallCommand do
       let(:commands) do
         <<~EOS
         helm init --upgrade
-        for i in $(seq 1 30); do helm version #{tls_flags} && break; sleep 1s; echo "Retrying ($i)..."; false; done
+        for i in $(seq 1 30); do helm version #{tls_flags} && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)
         #{helm_install_command}
         EOS
       end
@@ -120,7 +120,7 @@ describe Gitlab::Kubernetes::Helm::InstallCommand do
       let(:commands) do
         <<~EOS
         helm init --upgrade
-        for i in $(seq 1 30); do helm version #{tls_flags} && break; sleep 1s; echo "Retrying ($i)..."; false; done
+        for i in $(seq 1 30); do helm version #{tls_flags} && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)
         helm repo add app-name https://repository.example.com
         helm repo update
         /bin/date
@@ -151,7 +151,7 @@ describe Gitlab::Kubernetes::Helm::InstallCommand do
       let(:commands) do
         <<~EOS
         helm init --upgrade
-        for i in $(seq 1 30); do helm version #{tls_flags} && break; sleep 1s; echo "Retrying ($i)..."; false; done
+        for i in $(seq 1 30); do helm version #{tls_flags} && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)
         helm repo add app-name https://repository.example.com
         helm repo update
         #{helm_install_command}
@@ -182,7 +182,7 @@ describe Gitlab::Kubernetes::Helm::InstallCommand do
       let(:commands) do
         <<~EOS
         helm init --upgrade
-        for i in $(seq 1 30); do helm version && break; sleep 1s; echo "Retrying ($i)..."; false; done
+        for i in $(seq 1 30); do helm version && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)
         helm repo add app-name https://repository.example.com
         helm repo update
         #{helm_install_command}
@@ -210,7 +210,7 @@ describe Gitlab::Kubernetes::Helm::InstallCommand do
       let(:commands) do
         <<~EOS
         helm init --upgrade
-        for i in $(seq 1 30); do helm version #{tls_flags} && break; sleep 1s; echo "Retrying ($i)..."; false; done
+        for i in $(seq 1 30); do helm version #{tls_flags} && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)
         helm repo add app-name https://repository.example.com
         helm repo update
         #{helm_install_command}

spec/models/clusters/applications/cert_manager_spec.rb

@@ -54,7 +54,7 @@ describe Clusters::Applications::CertManager do
         'kubectl label --overwrite namespace gitlab-managed-apps certmanager.k8s.io/disable-validation=true'
       ])
       expect(subject.postinstall).to eq([
-        'for i in $(seq 1 30); do kubectl apply -f /data/helm/certmanager/config/cluster_issuer.yaml && break; sleep 1s; echo "Retrying ($i)..."; false; done'
+        "for i in $(seq 1 30); do kubectl apply -f /data/helm/certmanager/config/cluster_issuer.yaml && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)"
       ])
     end