(command.CommandList children: [ (command.Simple blame_tok: <source> more_env: [] words: [{<source>} {(DQ (${ Id.VSub_Name KUBE_ROOT) <'/cluster/gce/container-linux/helper.sh'>)}] redirects: [] do_fork: T ) (command.ShFunction keyword: <Id.KW_Function function> name_tok: <create-master-instance> name: create-master-instance body: (BraceGroup left: <Id.Lit_LBrace '{'> children: [ (command.Simple blame_tok: <local> more_env: [] words: [{<local>} {<Id.Lit_VarLike 'address='> (DQ )}] redirects: [] do_fork: T ) (command.AndOr children: [ (command.DBracket left: <Id.KW_DLeftBracket '[['> expr: (bool_expr.Unary op_id: Id.BoolUnary_n child: { (BracedVarSub left: <Id.Left_DollarBrace '${'> token: <Id.VSub_Number 1> var_name: 1 suffix_op: (suffix_op.Unary op:<Id.VTest_ColonHyphen _> arg_word:{}) right: <Id.Right_DollarBrace '}'> ) } ) right: <Id.Lit_DRightBracket ']]'> redirects: [] ) (command.ShAssignment left: <Id.Lit_VarLike 'address='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'address='> 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'existing_master_name='> (DQ (${ Id.VSub_Number 2))}] redirects: [] do_fork: T ) (command.Simple blame_tok: <local> more_env: [] words: [ {<local>} {<Id.Lit_VarLike 'existing_master_replicas='> (DQ (${ Id.VSub_Number 3))} ] redirects: [] do_fork: T ) (command.Simple blame_tok: <local> more_env: [] words: [ {<local>} {<Id.Lit_VarLike 'kube_env='> (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <get-metadata> more_env: [] words: [ {<get-metadata>} {(DQ (${ Id.VSub_Name existing_master_zone))} {(DQ (${ Id.VSub_Name existing_master_name))} {<kube-env>} ] redirects: [] do_fork: T ) right: <Id.Eof_RParen _> ) ) } ] redirects: [] do_fork: T ) (command.ShAssignment left: <Id.Lit_VarLike 'kube_env='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'kube_env='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'kube_env='> name:kube_env) op: assign_op.Equal rhs: { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Pipeline children: [ 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pairs: [ (AssignPair left: <Id.Lit_VarLike 'ETCD_CA_KEY='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'ETCD_CA_KEY='> name:ETCD_CA_KEY) op: assign_op.Equal rhs: { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Pipeline children: [ (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ (${ Id.VSub_Name kube_env))}] redirects: [] do_fork: T ) (command.Simple blame_tok: <grep> more_env: [] words: [{<grep>} {(DQ <ETCD_CA_KEY>)}] redirects: [] do_fork: T ) (command.Simple blame_tok: <sed> more_env: [] words: [{<sed>} {(DQ <'s/^.*: \'//'>)}] redirects: [] do_fork: T ) (command.Simple blame_tok: <sed> more_env: [] words: [{<sed>} {(DQ <'s/\''> <Id.Lit_Dollar '$'> <'//'>)}] redirects: [] do_fork: T ) ] ops: [<Id.Op_Pipe _> <Id.Op_Pipe _> <Id.Op_Pipe _>] ) right: <Id.Eof_RParen _> ) ) } ) ] redirects: [] ) (command.ShAssignment left: <Id.Lit_VarLike 'ETCD_CA_CERT='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'ETCD_CA_CERT='> lhs: (sh_lhs_expr.Name 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) (command.ShAssignment left: <Id.Lit_VarLike 'kube_env='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'kube_env='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'kube_env='> name:kube_env) op: assign_op.Equal rhs: { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Pipeline children: [ (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ (${ Id.VSub_Name kube_env))}] redirects: [] do_fork: T ) (command.Simple blame_tok: <grep> more_env: [] words: [{<grep>} {<-v>} {(DQ <ETCD_PEER_KEY>)}] redirects: [] do_fork: T ) ] ops: [<Id.Op_Pipe _>] ) right: <Id.Eof_RParen _> ) ) } ) ] redirects: [] ) (command.ShAssignment left: <Id.Lit_VarLike 'kube_env='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'kube_env='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'kube_env='> name:kube_env) op: assign_op.Equal rhs: { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <echo> more_env: [] words: [ {<echo>} {<-e>} { (DQ (${ Id.VSub_Name 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name:kube_env) op: assign_op.Equal rhs: { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <echo> more_env: [] words: [ {<echo>} {<-e>} { (DQ (${ Id.VSub_Name kube_env) <Id.Lit_BadBackslash '\\'> <'nETCD_PEER_CERT: \''> (${ Id.VSub_Name ETCD_PEER_CERT_BASE64) <'\''> ) } ] redirects: [] do_fork: T ) right: <Id.Eof_RParen _> ) ) } ) ] redirects: [] ) (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ (${ Id.VSub_Name kube_env))}] redirects: [ (Redir op: <Id.Redir_Great '>'> loc: (redir_loc.Fd fd:1) arg: {(${ Id.VSub_Name KUBE_TEMP) <'/master-kube-env.yaml'>} ) ] do_fork: T ) (command.Simple blame_tok: <get-metadata> more_env: [] words: [ {<get-metadata>} {(DQ (${ Id.VSub_Name existing_master_zone))} {(DQ (${ Id.VSub_Name existing_master_name))} {<cluster-name>} ] redirects: [ (Redir op: <Id.Redir_Great '>'> loc: (redir_loc.Fd fd:1) arg: {(DQ (${ Id.VSub_Name KUBE_TEMP) <'/cluster-name.txt'>)} ) ] do_fork: T ) (command.Simple blame_tok: <create-master-instance-internal> more_env: [] words: [{<create-master-instance-internal>} {(DQ (${ Id.VSub_Name REPLICA_NAME))}] redirects: [] do_fork: T ) ] redirects: [] right: <Id.Lit_RBrace '}'> ) ) (command.ShFunction keyword: <Id.KW_Function function> name_tok: <create-master-instance-internal> name: create-master-instance-internal body: (BraceGroup left: <Id.Lit_LBrace '{'> children: [ (command.Simple blame_tok: <local> more_env: [] words: [{<local>} {<Id.Lit_VarLike 'gcloud='> (DQ <gcloud>)}] redirects: [] do_fork: T ) (command.Simple blame_tok: <local> more_env: [] words: [{<local>} {<Id.Lit_VarLike 'retries='> <5>}] redirects: [] do_fork: T ) (command.If if_kw: <Id.KW_If if> arms: [ (IfArm keyword: <Id.KW_If if> cond: (condition.Shell commands: [ (command.Sentence child: (command.DBracket left: <Id.KW_DLeftBracket '[['> expr: (bool_expr.Binary op_id: Id.BoolBinary_GlobDEqual left: { (DQ (BracedVarSub left: <Id.Left_DollarBrace '${'> token: <Id.VSub_Name ENABLE_IP_ALIASES> var_name: ENABLE_IP_ALIASES suffix_op: (suffix_op.Unary op:<Id.VTest_ColonHyphen _> arg_word:(rhs_word__Empty)) right: <Id.Right_DollarBrace '}'> ) ) } right: {(SQ <true>)} ) right: <Id.Lit_DRightBracket ']]'> redirects: [] ) terminator: <Id.Op_Semi _> ) ] ) then_kw: <Id.KW_Then then> action: [ (command.ShAssignment left: <Id.Lit_VarLike 'gcloud='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'gcloud='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'gcloud='> name:gcloud) op: assign_op.Equal rhs: {(DQ <'gcloud beta'>)} ) ] redirects: [] ) ] spids: [544 564] ) ] else_action: [] fi_kw: <Id.KW_Fi fi> redirects: [] ) (command.Simple blame_tok: <local> more_env: [] words: [{<local>} {<-r>} {<Id.Lit_VarLike 'master_name='> (DQ (${ Id.VSub_Number 1))}] redirects: [] do_fork: T ) (command.Simple blame_tok: <local> more_env: [] words: [ {<local>} {<-r>} {<Id.Lit_VarLike 'address='> (DQ (BracedVarSub left: <Id.Left_DollarBrace '${'> token: <Id.VSub_Number 2> var_name: 2 suffix_op: 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<Id.Lit_VarLike 'disk='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'disk='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'disk='> name:disk) op: assign_op.Equal rhs: {(DQ (${ Id.VSub_Name disk) <',auto-delete=no'>)} ) ] redirects: [] ) (command.ForEach keyword: <Id.KW_For for> iter_names: [attempt] iterable: (for_iter.Words words: [ { (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <seq> more_env: [] words: [{<seq>} {<1>} {(${ Id.VSub_Name retries)}] redirects: [] do_fork: T ) right: <Id.Eof_RParen _> ) } ] ) semi_tok: <Id.Op_Semi _> body: (command.DoGroup left: <Id.KW_Do do> children: [ (command.If if_kw: <Id.KW_If if> arms: [ (IfArm keyword: <Id.KW_If if> cond: (condition.Shell commands: [ (command.Sentence child: (command.ShAssignment left: <Id.Lit_VarLike 'result='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'result='> lhs: (sh_lhs_expr.Name left: <Id.Lit_VarLike 'result='> name: result ) op: assign_op.Equal rhs: { (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <Id.Left_DollarBrace '${'> more_env: [] words: [ {(${ Id.VSub_Name gcloud)} {<compute>} {<instances>} {<create>} {(DQ (${ Id.VSub_Name master_name))} {<--project>} {(DQ (${ Id.VSub_Name PROJECT))} {<--zone>} {(DQ (${ Id.VSub_Name ZONE))} {<--machine-type>} {(DQ (${ Id.VSub_Name MASTER_SIZE))} {<--image-project> <Id.Lit_Equals '='> (DQ (${ Id.VSub_Name MASTER_IMAGE_PROJECT)) } {<--image>} {(DQ (${ Id.VSub_Name MASTER_IMAGE))} {<--tags>} {(DQ (${ Id.VSub_Name MASTER_TAG))} {<--scopes>} { (DQ < 'storage-ro,compute-rw,monitoring,logging-write' > ) } {<--metadata-from-file>} {(DQ (${ Id.VSub_Name metadata))} {<--disk>} {(DQ (${ Id.VSub_Name disk))} {<--boot-disk-size>} {(DQ (${ Id.VSub_Name MASTER_ROOT_DISK_SIZE))} {(${ Id.VSub_Name preemptible_master)} {(${ Id.VSub_Name network)} ] redirects: [ (Redir op: <Id.Redir_GreatAnd '2>&'> loc: (redir_loc.Fd fd:2) arg: {<1>} ) ] do_fork: T ) right: <Id.Eof_RParen _> ) } ) ] redirects: [] ) terminator: <Id.Op_Semi _> ) ] ) then_kw: <Id.KW_Then then> action: [ (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ (${ Id.VSub_Name result))}] redirects: [ (Redir op: <Id.Redir_GreatAnd '>&'> loc: (redir_loc.Fd fd:1) arg: {<2>} ) ] do_fork: T ) (command.ControlFlow keyword: <Id.ControlFlow_Return return> arg_word: {<0>} ) ] spids: [823 958] ) ] else_kw: <Id.KW_Else else> else_action: [ (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ (${ Id.VSub_Name result))}] redirects: [ (Redir op: <Id.Redir_GreatAnd '>&'> loc: (redir_loc.Fd fd:1) arg: {<2>} ) ] do_fork: T ) (command.If if_kw: <Id.KW_If if> arms: [ (IfArm keyword: <Id.KW_If if> cond: (condition.Shell commands: [ (command.Sentence child: (command.DBracket left: <Id.KW_DLeftBracket '[['> expr: (bool_expr.LogicalNot child: (bool_expr.Binary op_id: Id.BoolBinary_EqualTilde left: {(DQ (${ Id.VSub_Name result))} right: {(DQ <'try again later'>)} ) ) right: <Id.Lit_DRightBracket ']]'> redirects: [] ) terminator: <Id.Op_Semi _> ) ] ) then_kw: <Id.KW_Then then> action: [ (command.Simple blame_tok: <echo> more_env: [] words: [ {<echo>} { (DQ < 'Failed to create master instance due to non-retryable error' > ) } ] redirects: [ (Redir op: <Id.Redir_GreatAnd '>&'> loc: (redir_loc.Fd fd:1) arg: {<2>} ) ] do_fork: T ) (command.ControlFlow keyword: <Id.ControlFlow_Return return> arg_word: {<1>} ) ] spids: [993 1014] ) ] else_action: [] fi_kw: <Id.KW_Fi fi> redirects: [] ) (command.Simple blame_tok: <sleep> more_env: [] words: [{<sleep>} {<10>}] redirects: [] do_fork: T ) ] fi_kw: <Id.KW_Fi fi> redirects: [] ) ] right: <Id.KW_Done done> ) redirects: [] ) (command.Simple blame_tok: <echo> more_env: [] words: [ {<echo>} { (DQ <'Failed to create master instance despite '> (${ Id.VSub_Name retries) <' attempts'> ) } ] redirects: [(Redir op:<Id.Redir_GreatAnd '>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})] do_fork: T ) (command.ControlFlow keyword:<Id.ControlFlow_Return return> arg_word:{<1>}) ] redirects: [] right: <Id.Lit_RBrace '}'> ) ) (command.ShFunction keyword: <Id.KW_Function function> name_tok: <get-metadata> name: get-metadata body: (BraceGroup left: <Id.Lit_LBrace '{'> children: [ (command.Simple blame_tok: <local> more_env: [] words: [{<local>} {<Id.Lit_VarLike 'zone='> (DQ (${ Id.VSub_Number 1))}] redirects: [] do_fork: T ) (command.Simple blame_tok: <local> more_env: [] words: [{<local>} {<Id.Lit_VarLike 'name='> (DQ (${ Id.VSub_Number 2))}] redirects: [] do_fork: T ) (command.Simple blame_tok: <local> more_env: [] words: [{<local>} {<Id.Lit_VarLike 'key='> (DQ (${ Id.VSub_Number 3))}] redirects: [] do_fork: T ) (command.Simple blame_tok: <local> more_env: [] words: [ {<local>} {<Id.Lit_VarLike 'metadata_url='> (DQ <'http://metadata.google.internal/computeMetadata/v1/instance/attributes/'> (${ Id.VSub_Name key) ) } ] redirects: [] do_fork: T ) (command.Simple blame_tok: <gcloud> more_env: [] words: [ {<gcloud>} {<compute>} {<ssh>} {(DQ (${ 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