(List
  (Com {[LIT_CHARS set]} {[LIT_CHARS -o]} {[LIT_CHARS errexit]}  )
  (Com {[LIT_CHARS set]} {[LIT_CHARS -o]} {[LIT_CHARS nounset]}  )
  (Com {[LIT_CHARS set]} {[LIT_CHARS -o]} {[LIT_CHARS pipefail]}  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('KUBERNETES_RELEASE_URL', {[DQ [VarSub KUBERNETES_RELEASE_URL test_op=VS_TEST_COLON_HYPHEN {[LIT_CHARS "https:"] [LIT_SLASH /] [LIT_SLASH /] [LIT_CHARS storage.googleapis.com] [LIT_SLASH /] [LIT_CHARS kubernetes-release] [LIT_SLASH /] [LIT_CHARS release]}]]})])
  (FunctionDef download_kube_binaries []
    (Subshell
      (List
        (Com {[LIT_CHARS cd]} {[LIT_CHARS kubernetes]}        )
        (If
          (DBracket {B1 UNARY_FILE_x {[LIT_CHARS ./cluster/get-kube-binaries.sh]}})
          (Com {[LIT_CHARS ./cluster/get-kube-binaries.sh]}          )
        )
      )
    )
  )
  (FunctionDef create_cluster []
    (List
      (If
        (DBracket {B1 UNARY_STRING_n {[DQ [VarSub KUBERNETES_SKIP_CREATE_CLUSTER test_op=VS_TEST_HYPHEN {}]]}})
        (Com {[LIT_CHARS exit]} {[LIT_CHARS 0]}        )
      )
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Creating a kubernetes on "][VarSub KUBERNETES_PROVIDER test_op=VS_TEST_COLON_HYPHEN {[LIT_CHARS gce]}][LIT_CHARS ...]]}      )
      (Subshell
        (List
          (Com {[LIT_CHARS cd]} {[LIT_CHARS kubernetes]}          )
          (Com {[LIT_CHARS ./cluster/kube-up.sh]}          )
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Kubernetes binaries at "][VarSub PWD][LIT_CHARS /cluster/]]}          )
          (If
            (DBracket {B2 BINARY_STRING_NOT_EQUAL {[DQ [LIT_CHARS ":"][VarSub PATH][LIT_CHARS ":"]]} {[LIT_OTHER "*"] [DQ [LIT_CHARS ":"][VarSub PWD][LIT_CHARS "/cluster:"]] [LIT_OTHER "*"]}})
            (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "You may want to add this directory to your PATH in "][\ LIT_ESCAPED_CHAR "\\$"][LIT_CHARS HOME/.profile]]}            )
          )
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Installation successful!"]]}          )
        )
      )
    )
  )
  (If
    (DBracket {B1 UNARY_STRING_n {[DQ [VarSub KUBERNETES_SKIP_DOWNLOAD test_op=VS_TEST_HYPHEN {}]]}})
    (List
      (Com {[LIT_CHARS create_cluster]}      )
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 0]}      )
    )
  )
  (If
    (DBracket {B1 UNARY_FILE_d {[DQ [LIT_CHARS ./kubernetes]]}})
    (If
      (DBracket {B1 UNARY_STRING_z {[DQ [VarSub KUBERNETES_SKIP_CONFIRM test_op=VS_TEST_HYPHEN {}]]}})
      (List
        (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "'kubernetes' directory already exist. Should we skip download step and start to create cluster based on it? [Y]/n"]]}        )
        (Com {[LIT_CHARS read]} {[LIT_CHARS confirm]}        )
        (If
          (DBracket {B! {B2 BINARY_STRING_TILDE_EQUAL {[DQ [VarSub confirm]]} {[LIT_OTHER "^"] [LIT_DBRACKET_LIKE "["] [LIT_CHARS nN] [LIT_DBRACKET_LIKE "]"] [LIT_OTHER "$"]}}})
          (List
            (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Skipping download step."]]}            )
            (Com {[LIT_CHARS create_cluster]}            )
            (Com {[LIT_CHARS exit]} {[LIT_CHARS 0]}            )
          )
        )
      )
    )
  )
  (FunctionDef get_latest_version_number []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[{[LIT_CHARS -r]}] bindings=[('latest_url', {[DQ [LIT_CHARS "https://storage.googleapis.com/kubernetes-release/release/stable.txt"]]})])
      (If
        (DBracket {B1 UNARY_STRING_n {[ComSub (Com {[LIT_CHARS which]} {[LIT_CHARS wget]})]}})
        (Com {[LIT_CHARS wget]} {[LIT_CHARS -qO-]} {[DQ [VarSub latest_url]]}        )
        (DBracket {B1 UNARY_STRING_n {[ComSub (Com {[LIT_CHARS which]} {[LIT_CHARS curl]})]}})
        (Com {[LIT_CHARS curl]} {[LIT_CHARS -Ssf]} {[LIT_CHARS --retry]} {[LIT_CHARS 3]} {[LIT_CHARS --keepalive-time]} {[LIT_CHARS 2]} {[DQ [VarSub latest_url]]}        )
        (ElseTrue)
        (List
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Couldn't find curl or wget.  Bailing out."]]}
            <
            (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
            >
          )
          (Com {[LIT_CHARS exit]} {[LIT_CHARS 4]}          )
        )
      )
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('kernel', {[ComSub (Com {[LIT_CHARS uname]} {[LIT_CHARS -s]})]})])
  (Case to_match={[DQ [VarSub kernel]]}, pat_word_list=[[{[LIT_CHARS Darwin]}], [{[LIT_CHARS Linux]}], [{[LIT_OTHER "*"]}]]
    (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('platform', {[DQ [LIT_CHARS darwin]]})])
    (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('platform', {[DQ [LIT_CHARS linux]]})])
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Unknown, unsupported platform: "][VarSub kernel][LIT_CHARS .]]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Supported platforms: Linux, Darwin."]]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Bailing out."]]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 2]}      )
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('machine', {[ComSub (Com {[LIT_CHARS uname]} {[LIT_CHARS -m]})]})])
  (Case to_match={[DQ [VarSub machine]]}, pat_word_list=[[{[LIT_CHARS x86_64] [LIT_OTHER "*"]}, {[LIT_CHARS i] [LIT_OTHER "?"] [LIT_CHARS 86_64] [LIT_OTHER "*"]}, {[LIT_CHARS amd64] [LIT_OTHER "*"]}], [{[LIT_CHARS aarch64] [LIT_OTHER "*"]}, {[LIT_CHARS arm64] [LIT_OTHER "*"]}], [{[LIT_CHARS arm] [LIT_OTHER "*"]}], [{[LIT_CHARS i] [LIT_OTHER "?"] [LIT_CHARS 86] [LIT_OTHER "*"]}], [{[LIT_OTHER "*"]}]]
    (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('arch', {[DQ [LIT_CHARS amd64]]})])
    (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('arch', {[DQ [LIT_CHARS arm64]]})])
    (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('arch', {[DQ [LIT_CHARS arm]]})])
    (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('arch', {[DQ [LIT_CHARS 386]]})])
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Unknown, unsupported architecture ("][VarSub machine][LIT_CHARS ")."]]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Supported architectures x86_64, i686, arm, arm64."]]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Bailing out."]]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 3]}      )
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('file', {[LIT_CHARS kubernetes.tar.gz]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('release', {[VarSub KUBERNETES_RELEASE test_op=VS_TEST_COLON_HYPHEN {[ComSub (Com {[LIT_CHARS get_latest_version_number]})]}]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('release_url', {[DQ [VarSub KUBERNETES_RELEASE_URL][LIT_CHARS /][VarSub release][LIT_CHARS /][VarSub file]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('need_download', {[LIT_CHARS true]})])
  (If
    (DBracket {B1 UNARY_FILE_r {[DQ [VarSub PWD][LIT_CHARS /][VarSub file]]}})
    (List
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('downloaded_version', {[ComSub (AndOr OP_OR_IF (Com redirects=[(FilenameRedirectNode filename={[LIT_CHARS /dev/null]} <REDIR_GREAT "2>"> 2)]{[LIT_CHARS tar]} {[LIT_CHARS -xzOf]} {[DQ [VarSub PWD][LIT_CHARS /][VarSub file]]} {[LIT_CHARS kubernetes/version]}) (Com {[LIT_CHARS true]}) )]})])
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Found preexisting "][VarSub file][LIT_CHARS ", release "][VarSub downloaded_version]]}      )
      (If
        (DBracket {B2 BINARY_STRING_EQUAL {[DQ [VarSub downloaded_version]]} {[DQ [VarSub release]]}})
        (List
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Using preexisting kubernetes.tar.gz"]]}          )
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('need_download', {[LIT_CHARS false]})])
        )
      )
    )
  )
  (If
    (Com {[DQ [VarSub need_download]]}    )
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Downloading kubernetes release "][VarSub release]]}      )
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "  from "][VarSub release_url]]}      )
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "  to "][VarSub PWD][LIT_CHARS /][VarSub file]]}      )
    )
  )
  (If
    (DBracket {B1 UNARY_FILE_e {[DQ [VarSub PWD][LIT_CHARS /kubernetes]]}})
    (List
      (If
        (DBracket {B! {B1 UNARY_FILE_f {[DQ [VarSub PWD][LIT_CHARS /kubernetes/version]]}}})
        (List
          (Com {[LIT_CHARS echo]} {[DQ [VarSub PWD][LIT_CHARS "/kubernetes exists but does not look like a Kubernetes release."]]}          )
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Aborting!"]]}          )
          (Com {[LIT_CHARS exit]} {[LIT_CHARS 5]}          )
        )
      )
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Will also delete preexisting 'kubernetes' directory."]]}      )
    )
  )
  (If
    (DBracket {B1 UNARY_STRING_z {[DQ [VarSub KUBERNETES_SKIP_CONFIRM test_op=VS_TEST_HYPHEN {}]]}})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Is this ok? [Y]/n"]]}      )
      (Com {[LIT_CHARS read]} {[LIT_CHARS confirm]}      )
      (If
        (DBracket {B2 BINARY_STRING_TILDE_EQUAL {[DQ [VarSub confirm]]} {[LIT_OTHER "^"] [LIT_DBRACKET_LIKE "["] [LIT_CHARS nN] [LIT_DBRACKET_LIKE "]"] [LIT_OTHER "$"]}})
        (List
          (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS Aborting.]]}          )
          (Com {[LIT_CHARS exit]} {[LIT_CHARS 0]}          )
        )
      )
    )
  )
  (If
    (Com {[DQ [VarSub need_download]]}    )
    (If
      (DBracket {B1 UNARY_STRING_n {[ComSub (Com {[LIT_CHARS which]} {[LIT_CHARS curl]})]}})
      (Com {[LIT_CHARS curl]} {[LIT_CHARS -L]} {[LIT_CHARS --retry]} {[LIT_CHARS 3]} {[LIT_CHARS --keepalive-time]} {[LIT_CHARS 2]} {[DQ [VarSub release_url]]} {[LIT_CHARS -o]} {[DQ [VarSub file]]}      )
      (DBracket {B1 UNARY_STRING_n {[ComSub (Com {[LIT_CHARS which]} {[LIT_CHARS wget]})]}})
      (Com {[LIT_CHARS wget]} {[DQ [VarSub release_url]]}      )
      (ElseTrue)
      (List
        (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Couldn't find curl or wget.  Bailing out."]]}        )
        (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]}        )
      )
    )
  )
  (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Unpacking kubernetes release "][VarSub release]]}  )
  (Com {[LIT_CHARS rm]} {[LIT_CHARS -rf]} {[DQ [VarSub PWD][LIT_CHARS /kubernetes]]}  )
  (Com {[LIT_CHARS tar]} {[LIT_CHARS -xzf]} {[VarSub file]}  )
  (Com {[LIT_CHARS download_kube_binaries]}  )
  (Com {[LIT_CHARS create_cluster]}  )
)