Class: Yast::SwitchScrFinishClient

Inherits:
Client
  • Object
show all
Defined in:
src/lib/installation/clients/switch_scr_finish.rb

Instance Method Summary collapse

Instance Method Details

#CheckFreeSpaceNow ⇒ Object 



152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
 
# File 'src/lib/installation/clients/switch_scr_finish.rb', line 152

def CheckFreeSpaceNow
  ret_exec = Convert.to_map(
    SCR.Execute(path(".target.bash_output"), "LANG=en_US.UTF-8 /bin/df -h")
  )

  if Ops.get_integer(ret_exec, "exit", -1) == 0
    Builtins.y2milestone(
      "Free space: \n%1",
      Builtins.mergestring(
        Builtins.splitstring(Ops.get_string(ret_exec, "stdout", ""), "\\n"),
        "\n"
      )
    )
  else
    Builtins.y2error("Cannot find out free space: %1", ret_exec)
  end

  nil
end

#main ⇒ Object 



33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
 
# File 'src/lib/installation/clients/switch_scr_finish.rb', line 33

def main
  Yast.import "UI"

  textdomain "installation"

  Yast.import "Directory"
  Yast.import "Installation"

  @ret = nil
  @func = ""
  @param = {}

  # Check arguments
  if Ops.greater_than(Builtins.size(WFM.Args), 0) &&
      Ops.is_string?(WFM.Args(0))
    @func = Convert.to_string(WFM.Args(0))
    if Ops.greater_than(Builtins.size(WFM.Args), 1) &&
        Ops.is_map?(WFM.Args(1))
      @param = Convert.to_map(WFM.Args(1))
    end
  end

  Builtins.y2milestone("starting switch_scr_finish")
  Builtins.y2debug("func=%1", @func)
  Builtins.y2debug("param=%1", @param)

  case @func
  when "Info"
    return {
      "steps" => 1,
      # progress step title
      "title" => _("Moving to installed system..."),
      "when"  => [:installation, :live_installation, :update, :autoinst]
    }
  when "Write"
    # --------------------------------------------------------------
    #   stop SCR
    #   restart on destination

    Builtins.y2milestone("Stopping SCR")

    WFM.SCRClose(Installation.scr_handle)

    # --------------------------------------------------------------

    Builtins.y2milestone("Re-starting SCR on %1", Installation.destdir)
    Installation.scr_handle = WFM.SCROpen(
      Ops.add(Ops.add("chroot=", Installation.destdir), ":scr"),
      false
    )

    Builtins.y2milestone("new scr_handle: %1", Installation.scr_handle)

    # bugzilla #201058
    # WFM::SCROpen returns negative integer in case of failure
    if Installation.scr_handle.nil? ||
        Ops.less_than(Installation.scr_handle, 0)
      Builtins.y2error("Cannot switch to the system")
      return false
    end

    Installation.scr_destdir = "/"
    WFM.SCRSetDefault(Installation.scr_handle)

    # re-init tmpdir from new SCR !
    Directory.ResetTmpDir

    # bnc #433057
    # Even if SCR switch worked, run a set of some simple tests
    if TestTheNewSCRHandler() != true
      Builtins.y2error("Switched SCR do not work properly.")
      return false
    end
  else
    Builtins.y2error("unknown function: %1", @func)
    @ret = nil
  end

  Builtins.y2debug("ret=%1", @ret)
  Builtins.y2milestone("switch_scr_finish finished")
  deep_copy(@ret)
end

#TestTheNewSCR ⇒ Boolean

Check the new SCR, bnc #433057

Returns:

  • (Boolean) —

    whether successful



119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
 
# File 'src/lib/installation/clients/switch_scr_finish.rb', line 119

def TestTheNewSCR
  Builtins.y2milestone("Running some tests on the new SCR")

  ret_exec = Convert.to_map(
    SCR.Execute(path(".target.bash_output"), "TEST=OK; echo ${TEST}")
  )

  if Ops.get_integer(ret_exec, "exit", -1) != 0
    Builtins.y2milestone("SCR::Execute: %1", ret_exec)
    Builtins.y2error("SCR Error")
    return false
  end

  ret_dir = Convert.to_list(SCR.Read(path(".target.dir"), "/"))

  if ret_dir.nil? || ret_dir == []
    Builtins.y2milestone("SCR::Read/dir: %1", ret_dir)
    Builtins.y2error("SCR Error")
    return false
  end

  scr_dir = SCR.Dir(path(".sysconfig"))

  if scr_dir.nil? || scr_dir == []
    Builtins.y2milestone("SCR::Dir: %1", scr_dir)
    Builtins.y2error("SCR Error")
    return false
  end

  Builtins.y2milestone("SCR seems to be OK")
  true
end

#TestTheNewSCRHandler ⇒ Object 



172
173
174
175
176
177
178
179
 
# File 'src/lib/installation/clients/switch_scr_finish.rb', line 172

def TestTheNewSCRHandler
  ret = TestTheNewSCR()

  # BNC #460477
  CheckFreeSpaceNow()

  ret
end