(CommandList children: [ (C {(source)} {(DQ (${ VSub_Name KUBE_ROOT) (/cluster/gce/container-linux/helper.sh))}) (FuncDef name: get-node-instance-metadata body: (BraceGroup children: [ (Assignment keyword: Assign_Local pairs: [(assign_pair lhs:(LhsName name:metadata) op:Equal rhs:{(DQ )} spids:[66])] spids: [64] ) (Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (LhsName name:metadata) op: PlusEqual rhs: {(DQ ("kube-env=") (${ VSub_Name KUBE_TEMP) ("/node-kube-env.yaml,"))} spids: [71] ) ] spids: [71] ) (Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (LhsName name:metadata) op: PlusEqual rhs: { (DQ ("user-data=") (${ VSub_Name KUBE_ROOT) ("/cluster/gce/container-linux/node.yaml,") ) } spids: [81] ) ] spids: [81] ) (Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (LhsName name:metadata) op: PlusEqual rhs: { (DQ ("configure-sh=") (${ VSub_Name KUBE_ROOT) ("/cluster/gce/container-linux/configure.sh,") ) } spids: [91] ) ] spids: [91] ) (Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (LhsName name:metadata) op: PlusEqual rhs: {(DQ ("cluster-name=") (${ VSub_Name KUBE_TEMP) (/cluster-name.txt))} spids: [101] ) ] spids: [101] ) (C {(echo)} {(DQ (${ VSub_Name metadata))}) ] spids: [61] ) spids: [57 60] ) (FuncDef name: create-node-instance-template body: (BraceGroup children: [ (Assignment keyword: Assign_Local pairs: [ (assign_pair lhs: (LhsName name:template_name) op: Equal rhs: {(DQ ($ VSub_Number "$1"))} spids: [134] ) ] spids: [132] ) (C {(create-node-template)} {(DQ ($ VSub_Name "$template_name"))} { (DQ (BracedVarSub token: <VSub_Name scope_flags> bracket_op: (WholeArray op_id:Arith_Star) spids: [148 153] ) ) } { (DQ (CommandSubPart command_list: (CommandList children:[(C {(get-node-instance-metadata)})]) left_token: <Left_CommandSub "$("> spids: [157 159] ) ) } ) ] spids: [129] ) spids: [125 128] ) ] )