(List
  (Com {[LIT_CHARS source]} {[LIT_CHARS ./helper.sh]}  )
  (FunctionDef create-master-instance []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('address_opt', {[DQ ]})])
      (AndOr OP_AND_IF
        (DBracket {B1 UNARY_STRING_n {[VarSub 1 test_op=VS_TEST_COLON_HYPHEN {}]}})
        (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('address_opt', {[DQ [LIT_CHARS "--address "][VarSub 1]]})])
      )
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('image_metadata', {[DQ ]})])
      (If
        (DBracket {B2 BINARY_STRING_EQUAL {[DQ [VarSub MASTER_OS_DISTRIBUTION]]} {[DQ [LIT_CHARS gci]]}})
        (List
          (Com {[LIT_CHARS ensure-gci-metadata-files]}          )
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('image_metadata', {[DQ [LIT_CHARS ",gci-update-strategy="][VarSub KUBE_TEMP][LIT_CHARS "/gci-update.txt,gci-ensure-gke-docker="][VarSub KUBE_TEMP][LIT_CHARS /gci-docker.txt]]})])
        )
      )
      (Com {[LIT_CHARS write-master-env]}      )
      (Com {[LIT_CHARS gcloud]} {[LIT_CHARS compute]} {[LIT_CHARS instances]} {[LIT_CHARS create]} {[DQ [VarSub MASTER_NAME]]} {[VarSub address_opt]} {[LIT_CHARS --project]} {[DQ [VarSub PROJECT]]} {[LIT_CHARS --zone]} {[DQ [VarSub ZONE]]} {[LIT_CHARS --machine-type]} {[DQ [VarSub MASTER_SIZE]]} {[LIT_CHARS --image-project] [LIT_DBRACKET_LIKE "="] [DQ [VarSub MASTER_IMAGE_PROJECT]]} {[LIT_CHARS --image]} {[DQ [VarSub MASTER_IMAGE]]} {[LIT_CHARS --tags]} {[DQ [VarSub MASTER_TAG]]} {[LIT_CHARS --network]} {[DQ [VarSub NETWORK]]} {[LIT_CHARS --scopes]} {[DQ [LIT_CHARS "storage-ro,compute-rw,monitoring,logging-write"]]} {[LIT_CHARS --can-ip-forward]} {[LIT_CHARS --metadata-from-file]} {[DQ [LIT_CHARS "kube-env="][VarSub KUBE_TEMP][LIT_CHARS "/master-kube-env.yaml,user-data="][VarSub KUBE_ROOT][LIT_CHARS "/cluster/gce/trusty/master.yaml,configure-sh="][VarSub KUBE_ROOT][LIT_CHARS "/cluster/gce/trusty/configure.sh,cluster-name="][VarSub KUBE_TEMP][LIT_CHARS /cluster-name.txt][VarSub image_metadata]]} {[LIT_CHARS --disk]} {[DQ [LIT_CHARS "name="][VarSub MASTER_NAME][LIT_CHARS "-pd,device-name=master-pd,mode=rw,boot=no,auto-delete=no"]]} {[LIT_CHARS --boot-disk-size]} {[DQ [VarSub MASTER_ROOT_DISK_SIZE test_op=VS_TEST_COLON_HYPHEN {[LIT_CHARS 10]}]]}      )
    )
  )
)