#!/bin/sh

# System initialization sequence:
#
# /init
#  |
#  +--(1) /etc/01_prepare.sh
#  |
#  +--(2) /etc/02_overlay.sh
#          |
#          +-- /etc/03_init.sh
#               |
#               +-- /sbin/init
#                    |
#                    +--(1) /etc/04_bootscript.sh (this file)
#                    |       |
#                    |       +-- udhcpc
#                    |           |
#                    |           +-- /etc/05_rc.udhcp
#                    |
#                    +--(2) /bin/sh (Alt + F1, main console)
#                    |
#                    +--(2) /bin/sh (Alt + F2)
#                    |
#                    +--(2) /bin/sh (Alt + F3)
#                    |
#                    +--(2) /bin/sh (Alt + F4)

echo -e "Welcome to \\e[1mMinimal \\e[32mLinux \\e[31mLive\\e[0m (/sbin/init)"

for DEVICE in [/sys/class/net/*]  {
  echo "Found network device $(DEVICE##*/)" 
  ip link set $(DEVICE##*/) up
  test $(DEVICE##*/) != lo && udhcpc -b -i $(DEVICE##*/) -s /etc/05_rc.dhcp
}

(CommandList
  children: [
    (C {(echo)} {(-e)} 
      {
        (DQ ("Welcome to ") (EscapedLiteralPart token:<Lit_EscapedChar "\\\\">) ("e[1mMinimal ") 
          (EscapedLiteralPart token:<Lit_EscapedChar "\\\\">) ("e[32mLinux ") (EscapedLiteralPart token:<Lit_EscapedChar "\\\\">) ("e[31mLive") 
          (EscapedLiteralPart token:<Lit_EscapedChar "\\\\">) ("e[0m (/sbin/init)")
        )
      }
    )
    (ForEach
      iter_name: DEVICE
      iter_words: [{(/sys/class/net/) (Lit_Other "*")}]
      do_arg_iter: False
      body: 
        (DoGroup
          children: [
            (C {(echo)} 
              {
                (DQ ("Found network device ") 
                  (BracedVarSub
                    token: <VSub_Name DEVICE>
                    suffix_op: (StringUnary op_id:VOp1_DPound arg_word:{("*") (Lit_Slash /)})
                    spids: [115 120]
                  )
                )
              }
            )
            (C {(ip)} {(link)} {(set)} 
              {
                (BracedVarSub
                  token: <VSub_Name DEVICE>
                  suffix_op: (StringUnary op_id:VOp1_DPound arg_word:{("*") (Lit_Slash /)})
                  spids: [131 136]
                )
              } {(up)}
            )
            (AndOr
              children: [
                (C {(Lit_Other "[")} 
                  {
                    (BracedVarSub
                      token: <VSub_Name DEVICE>
                      suffix_op: (StringUnary op_id:VOp1_DPound arg_word:{("*") (Lit_Slash /)})
                      spids: [143 148]
                    )
                  } {(KW_Bang "!") (Lit_Other "=")} {(lo)} {(Lit_Other "]")}
                )
                (C {(udhcpc)} {(-b)} {(-i)} 
                  {
                    (BracedVarSub
                      token: <VSub_Name DEVICE>
                      suffix_op: (StringUnary op_id:VOp1_DPound arg_word:{("*") (Lit_Slash /)})
                      spids: [165 170]
                    )
                  } {(-s)} {(/etc/05_rc.dhcp)}
                )
              ]
              op_id: Op_DAmp
            )
          ]
          spids: [108 176]
        )
      spids: [102 106]
    )
  ]
)