Class: Yast::KdumpClass
- Inherits:
-
Module
- Object
- Module
- Yast::KdumpClass
- Defined in:
- ../../src/modules/Kdump.rb
Instance Method Summary (collapse)
-
- (Boolean) Abort
Abort function.
- - (Object) AddDeviceVgamode(section)
-
- (Object) AddPackages
Adding necessary packages for installation.
-
- (Object) BuildCrashkernelValue
Build crashkernel value from alocated memory.
-
- (Object) CheckPackages
Check if user enabled kdump if no deselect packages for installing if yes add necessary packages for installation.
-
- (Boolean) checkPassword
Function check if KDUMP_SAVEDIR or KDUMP_SMTP_PASSWORD include password.
-
- (Object) CheckXenDefault(act_boot_secion)
Check if default boot section is Xen section remember position of section (important for saving to xen_append).
-
- (Boolean) Chmod(target, permissions)
Function set permission for file.
-
- (Object) CmpKernelAndBootOptions(kernel_option, boot_options)
Compare boot section options with.
- - (Object) convertCrashkernelForXEN(crash)
-
- (Object) Export
Export kdump settings to a map.
-
- (Hash{String => String}) filterExport(settings)
bnc# 480466 - fix problem with validation autoyast profil Function filters keys for autoyast profil.
- - (Object) GetActualBootSection
-
- (Object) getAlocatedMemory(crash_value)
get alocated memory from value of crashkernel option there can be several ranges -> take the first range @param string 64M@16M or 128M-:64M@16M [(reserved_memory*2)-:reserved_memory] @return [String] value of alocated memory (64M).
-
- (Object) getCrashKernelValue(crash)
get value of crashkernel option from XEN boot section @param string crashkernel=64M@16M @return [String] value of carshkernel option.
-
- (Object) GetModified
Data was modified?.
-
- (Boolean) Import(settings)
Import settings from a map.
- - (Object) main
-
- (Object) Propose
Propose all kdump settings.
-
- (Object) ProposeAlocatedMemory
Propose reserved/allocated memory.
-
- (Object) ProposeGlobalVars
Propose global variables once…
-
- (Object) Read
Read all kdump settings.
-
- (Object) ReadAvailableMemory
Read available memory.
-
- (Object) ReadKdumpKernelParam
Read current kdump configuration.
-
- (Object) ReadKdumpSettings
Read current kdump configuration.
- - (Object) ReadXenKdumpKernelParam(act_boot_secion)
-
- (Object) SetModified
Set data was modified.
-
- (Object) Summary
Create a textual summary and a list of unconfigured cards.
-
- (Object) Update
Update crashkernel argument during update of OS.
-
- (Object) Write
Write all kdump settings.
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- (Object) WriteKdumpBootParameter
Write kdump boot argument crashkernel set kernel-kdump start at boot.
-
- (Object) WriteKdumpSettings
Write current kdump configuration.
Instance Method Details
- (Boolean) Abort
Abort function
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# File '../../src/modules/Kdump.rb', line 196 def Abort return @AbortFunction.call == true if @AbortFunction != nil false end |
- (Object) AddDeviceVgamode(section)
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# File '../../src/modules/Kdump.rb', line 249 def AddDeviceVgamode(section) section = deep_copy(section) tmp_boot_section = Builtins.tostring(Ops.get(section, "append")) # adding root device tmp_boot_section = Ops.add( Ops.add(tmp_boot_section, " root="), Builtins.tostring(Ops.get(section, "root")) ) tmp_boot_section = Ops.add( Ops.add(tmp_boot_section, " vga="), Builtins.tostring(Ops.get(section, "vgamode")) ) Builtins.splitstring(tmp_boot_section, " ") end |
- (Object) AddPackages
Adding necessary packages for installation
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# File '../../src/modules/Kdump.rb', line 1065 def AddPackages if Mode.installation @kdump_packages = Builtins.add(@kdump_packages, "kexec-tools") @kdump_packages = Builtins.add(@kdump_packages, "yast2-kdump") if Arch.ppc64 @kdump_packages = Builtins.add(@kdump_packages, "kernel-kdump") else @kdump_packages = Builtins.add(@kdump_packages, "kdump") end end nil end |
- (Object) BuildCrashkernelValue
Build crashkernel value from alocated memory
@return [String] value of crashkernel
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# File '../../src/modules/Kdump.rb', line 497 def BuildCrashkernelValue # if user doesn't modified or select don't modify # return readed value return @crashkernel_param_value if @crashkernel_list_ranges crash_value = "" crash_value = Ops.add(@alocated_memory, "M") # bnc#563905 problem with offset in crashkernel if Arch.i386 || Arch.x86_64 || Arch.ia64 || Arch.ppc64 Builtins.y2milestone( "i386, x86_64, ia64 and ppc64 platforms are without offset" ) else if Mode.normal Popup.Error( _("Unsupported architecture, \"crashkernel\" was not added") ) end Builtins.y2error("Unsupported platform/architecture...") end reserved_memory = Builtins.tostring( Ops.multiply(2, Builtins.tointeger(@alocated_memory)) ) crash_value = Ops.add(Ops.add(reserved_memory, "M-:"), crash_value) Builtins.y2milestone("builded crashkernel value is %1", crash_value) crash_value end |
- (Object) CheckPackages
Check if user enabled kdump if no deselect packages for installing if yes add necessary packages for installation
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# File '../../src/modules/Kdump.rb', line 1104 def CheckPackages # remove duplicates @kdump_packages = Builtins.toset(@kdump_packages) if !@add_crashkernel_param Builtins.y2milestone( "deselect packages for installation: %1", @kdump_packages ) pkg_deselect = false Builtins.foreach(@kdump_packages) do |p| PackagesProposal.RemoveResolvables("yast2-kdump", :package, [p]) pkg_deselect = true end if pkg_deselect Builtins.y2milestone( "Deselected kdump packages for installation: %1", @kdump_packages ) end else Builtins.y2milestone( "select packages for installation: %1", @kdump_packages ) pkg_added = false Builtins.foreach(@kdump_packages) do |p| PackagesProposal.AddResolvables("yast2-kdump", :package, [p]) pkg_added = true end if pkg_added Builtins.y2milestone( "Selected kdump packages for installation: %1", @kdump_packages ) end end nil end |
- (Boolean) checkPassword
Function check if KDUMP_SAVEDIR or KDUMP_SMTP_PASSWORD include password
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# File '../../src/modules/Kdump.rb', line 431 def checkPassword return true if Ops.get(@KDUMP_SETTINGS, "KDUMP_SMTP_PASSWORD", "") != "" if Builtins.search(Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", ""), "file") != nil || Builtins.search(Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", ""), "nfs") != nil || Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", "") == "" return false end if Builtins.search(Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", ""), "@") == nil return false end temp = Builtins.splitstring( Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", ""), "@" ) temp_1 = Ops.get(temp, 0, "") position = Builtins.findlastof(temp_1, ":") return false if position == nil # if there is 2 times ":" -> it means that password is defined # for example cifs://login:password@server.... if Ops.greater_than(position, 6) return true else return false end end |
- (Object) CheckXenDefault(act_boot_secion)
Check if default boot section is Xen section remember position of section (important for saving to xen_append)
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# File '../../src/modules/Kdump.rb', line 558 def CheckXenDefault(act_boot_secion) if act_boot_secion != "" && act_boot_secion != nil section_position = -1 Builtins.foreach(BootCommon.sections) do |section| section_position = Ops.add(section_position, 1) name = Builtins.tostring(Ops.get(section, "name")) type = Builtins.tostring(Ops.get(section, "type")) if name == act_boot_secion && type == "xen" @section_pos = section_position Builtins.y2milestone("default boot section is Xen...") end end if @section_pos == -1 Builtins.y2milestone("default boot section is NOT Xen...") end end nil end |
- (Boolean) Chmod(target, permissions)
Function set permission for file.
FileUtils::Chmod (“/etc/sysconfig/kdump”, “600”) -> true FileUtils::Chmod ("/tmp/doesnt_exist", "644") -> false
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# File '../../src/modules/Kdump.rb', line 274 def Chmod(target, ) if !FileUtils.Exists(target) Builtins.y2error("Target %1 doesn't exist", target) return false end if !FileUtils.Exists("/bin/chmod") Builtins.y2error("tool: /bin/chmod not found") return false end cmd = Builtins.sformat("/bin/chmod %1 %2", , target) cmd_out = Convert.to_map(SCR.Execute(path(".target.bash_output"), cmd)) if Ops.get_integer(cmd_out, "exit", -1) != 0 Builtins.y2error("Command >%1< returned %2", cmd, cmd_out) return false end Builtins.y2milestone("Command: %1 finish successful.", cmd) true end |
- (Object) CmpKernelAndBootOptions(kernel_option, boot_options)
Compare boot section options with
options from running kernel @return [Fixnum] return number of differences
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# File '../../src/modules/Kdump.rb', line 223 def CmpKernelAndBootOptions(kernel_option, ) kernel_option = deep_copy(kernel_option) = deep_copy() result = Builtins.size(kernel_option) dif_size = Ops.subtract( Builtins.size(), Builtins.size(kernel_option) ) dif_size = Ops.multiply(dif_size, -1) if Ops.less_than(dif_size, 0) Builtins.foreach(kernel_option) do |option| if Builtins.contains(, option) result = Ops.subtract(result, 1) end end result = Ops.add(result, dif_size) result end |
- (Object) convertCrashkernelForXEN(crash)
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# File '../../src/modules/Kdump.rb', line 536 def convertCrashkernelForXEN(crash) crash_value = "" if crash != "" crash_value = Ops.add(getAlocatedMemory(crash), "M") # bnc#563905 problem with offset in crashkernel #if ((Arch::i386()) ||(Arch::x86_64()) || Arch::ppc64()) # crash_value = crash_value + "@16M"; end Builtins.y2milestone( "Converting crashkernel value from: (%1) to :(%2)", crash, crash_value ) crash_value end |
- (Object) Export
Export kdump settings to a map
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# File '../../src/modules/Kdump.rb', line 1229 def Export out = { "crash_kernel" => BuildCrashkernelValue(), "add_crash_kernel" => @add_crashkernel_param, "general" => filterExport(@KDUMP_SETTINGS) } Builtins.y2milestone("Kdump exporting settings: %1", out) deep_copy(out) end |
- (Hash{String => String}) filterExport(settings)
bnc# 480466 - fix problem with validation autoyast profil Function filters keys for autoyast profil
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# File '../../src/modules/Kdump.rb', line 1212 def filterExport(settings) settings = deep_copy(settings) ret = {} keys = Convert.convert( Map.Keys(@DEFAULT_CONFIG), :from => "list", :to => "list <string>" ) ret = Builtins.filter(settings) do |key, value| next true if Builtins.contains(keys, key) end deep_copy(ret) end |
- (Object) GetActualBootSection
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# File '../../src/modules/Kdump.rb', line 302 def GetActualBootSection # read option from bootlaoder result = "" = "" min_dif_size = 1000 if Mode.update result = Bootloader.getDefaultSection section_position = -1 Builtins.foreach(BootCommon.sections) do |section| section_position = Ops.add(section_position, 1) name = Builtins.tostring(Ops.get(section, "name")) if name == result && Ops.get(section, "xen_append") != nil @section_pos = section_position @kernel_version = "xen" end end return result end # reading bootloader settings old_progress = Progress.set(false) Bootloader.Read Progress.set(old_progress) # reading kernel options command = "cat /proc/cmdline" = Convert.to_map( SCR.Execute(path(".target.bash_output"), command) ) Builtins.y2milestone( "[kdump] (GetActualBootSection) command read boot options from kernel: %1 output: %2", command, ) return "" if Ops.get(, "exit") != 0 = Builtins.tostring(Ops.get(, "stdout")) # reading version of kernel command = "uname -r" = Convert.to_map( SCR.Execute(path(".target.bash_output"), command) ) Builtins.y2milestone( "[kdump] (GetActualBootSection) command read kernel version: %1 output: %2", command, ) return "" if Ops.get(, "exit") != 0 @kernel_version = Builtins.tostring(Ops.get(, "stdout")) Builtins.y2milestone( "[kdump] (GetActualBootSection) kerne version: %1", @kernel_version ) # boot sections from bootloader sects = deep_copy(BootCommon.sections) # deleting non linux sections sects = Builtins.filter(sects) { |s| !Builtins.haskey(s, "chainloader") } Builtins.y2milestone( "[kdump] (GetActualBootSection) BootCommon::sections only linux sections: %1", sects ) # find probably boot section, what was used during start-up Builtins.foreach(sects) do |section| image = Builtins.tostring(Ops.get(section, "image")) if image != nil command = Ops.add("/sbin/get_kernel_version ", image) = Convert.to_map( SCR.Execute(path(".target.bash_output"), command) ) if Ops.get(, "exit") == 0 ret = Builtins.tostring(Ops.get(, "stdout")) if ret == @kernel_version #Popup::Message("hura!"); value = CmpKernelAndBootOptions( Builtins.splitstring(, " "), AddDeviceVgamode(section) ) if Ops.less_than(value, min_dif_size) min_dif_size = value result = Builtins.tostring(Ops.get(section, "name")) end end # end if (ret == kernel_version) end # end if (options["exit"]:nil == 0) end # end of if (image != nil) end # end of foreach(map section, sects, { Builtins.y2milestone( "[kdump] (GetActualBootSection) selected boot section : %1", result ) result end |
- (Object) getAlocatedMemory(crash_value)
get alocated memory from value of crashkernel option there can be several ranges -> take the first range @param string 64M@16M or 128M-:64M@16M [(reserved_memory*2)-:reserved_memory] @return [String] value of alocated memory (64M)
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# File '../../src/modules/Kdump.rb', line 467 def getAlocatedMemory(crash_value) result = "" allocated = "" range = "" if Builtins.search(crash_value, ",") != nil ranges = Builtins.splitstring(crash_value, ",") @crashkernel_list_ranges = true range = Ops.get(ranges, 0, "") else range = crash_value end Builtins.y2milestone("The 1st range from crashkernel is %1", range) position = Builtins.search(range, ":") if position != nil allocated = Builtins.substring(range, Ops.add(position, 1)) else allocated = range end result = Builtins.substring(allocated, 0, Builtins.search(allocated, "M")) Builtins.y2milestone("Allocated memory is %1", result) result end |
- (Object) getCrashKernelValue(crash)
get value of crashkernel option from XEN boot section @param string crashkernel=64M@16M @return [String] value of carshkernel option
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# File '../../src/modules/Kdump.rb', line 411 def getCrashKernelValue(crash) Builtins.y2milestone("crashkernel option %1", crash) result = "" if crash != "" || crash != nil position = Builtins.search(crash, "=") if position != nil result = Builtins.substring(crash, Ops.add(position, 1)) else Builtins.y2error("Wrong crashkernel option!") end end Builtins.y2milestone("crashkernel value is %1", result) result end |
- (Object) GetModified
Data was modified?
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# File '../../src/modules/Kdump.rb', line 203 def GetModified Builtins.y2debug("modified=%1", @modified) @modified end |
- (Boolean) Import(settings)
Import settings from a map
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# File '../../src/modules/Kdump.rb', line 1243 def Import(settings) settings = deep_copy(settings) Builtins.y2milestone("Importing settings for kdump") @crashkernel_param_value = Ops.get_string(settings, "crash_kernel", "") @add_crashkernel_param = Ops.get_boolean( settings, "add_crash_kernel", false ) result = true my_import_map = Ops.get_map(settings, "general", {}) Builtins.foreach(Map.Keys(@DEFAULT_CONFIG)) do |key| str_key = Builtins.tostring(key) val = Ops.get(my_import_map, str_key) Ops.set(@KDUMP_SETTINGS, str_key, val) if val != nil if val == nil Ops.set(@KDUMP_SETTINGS, str_key, Ops.get(@DEFAULT_CONFIG, str_key)) end end if Builtins.haskey(settings, "crash_kernel") || Builtins.haskey(settings, "add_crash_kernel") || Ops.greater_than(Builtins.size(my_import_map), 0) @import_called = true end result end |
- (Object) main
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# File '../../src/modules/Kdump.rb', line 35 def main textdomain "kdump" Yast.import "Progress" Yast.import "Report" Yast.import "Summary" Yast.import "Message" Yast.import "BootCommon" #import "Storage"; Yast.import "Map" Yast.import "Bootloader" Yast.import "Service" Yast.import "Popup" Yast.import "Arch" Yast.import "Mode" Yast.import "ProductControl" Yast.import "ProductFeatures" Yast.import "PackagesProposal" Yast.import "FileUtils" # Data was modified? @modified = false # kdump config file @kdump_file = "/etc/sysconfig/kdump" @proposal_valid = false # List of available partiotions # with known partition # # list <string> @available_partitions = [] # true if propose was called @propose_called = false # List of available partiotions # without filesystem or with uknown # # list <string> @uknown_fs_partitions = [] # Total available memory [MB] # # # integer @total_memory = 0 # Boolean option indicates that "crashkernel" includes # several ranges # # boolean true if there are several ranges (>1) @crashkernel_list_ranges = false # list of packages for installation @kdump_packages = [] # Number of cpus # # integer @number_of_cpus = 1 # kernel version (uname -r) # # string @kernel_version = "" # Position actual boot section in BootCommon::sections list # it is relevant only if XEN boot section is used # # integer @section_pos = -1 # Boolean option indicates kernel parameter # "crashkernel" # # boolean true if kernel parameter is set @crashkernel_param = false # String option indicates value of kernel parameter # "crashkernel" # # string value of kernel parameter @crashkernel_param_value = "" # Boolean option indicates add kernel param # "crashkernel" # # boolean true if kernel parameter will be add @add_crashkernel_param = false # String option for alocate of memory for boot param # "crashkernel" # # string value number of alocate memory @alocated_memory = "0" # Boolean option indicates that Import() # was called and data was proposed # # boolean true if import was called with data @import_called = false # String option identify which boot section was used # during boot process # # string value actual boot section @actual_boot_section = "" # Write only, used during autoinstallation. # Don't run services and SuSEconfig, it's all done at one place. @write_only = false # Abort function # return boolean return true if abort @AbortFunction = nil # map of deafult values for options in UI # # global map <string, string > @DEFAULT_CONFIG = { "KDUMP_KERNELVER" => "", "KDUMP_COMMANDLINE" => "", "KDUMP_COMMANDLINE_APPEND" => "", "KEXEC_OPTIONS" => "", "KDUMP_IMMEDIATE_REBOOT" => "yes", "KDUMP_COPY_KERNEL" => "yes", "KDUMP_TRANSFER" => "", "KDUMP_SAVEDIR" => "file:///var/crash", "KDUMP_KEEP_OLD_DUMPS" => "5", "KDUMP_FREE_DISK_SIZE" => "64", "KDUMP_VERBOSE" => "3", "KDUMP_DUMPLEVEL" => "0", "KDUMP_DUMPFORMAT" => "compressed", #or "ELF" "KDUMP_SMTP_SERVER" => "", "KDUMP_SMTP_USER" => "", "KDUMP_SMTP_PASSWORD" => "", "KDUMP_NOTIFICATION_TO" => "", "KDUMP_NOTIFICATION_CC" => "" } # map <string, string > of kdump settings # @KDUMP_SETTINGS = {} end |
- (Object) Propose
Propose all kdump settings
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# File '../../src/modules/Kdump.rb', line 1146 def Propose Builtins.y2milestone("Proposing new settings of kdump") # read available memory ReadAvailableMemory() # set default values for global variables ProposeGlobalVars() # add packages for installation AddPackages() # select packages for installation CheckPackages() nil end |
- (Object) ProposeAlocatedMemory
Propose reserved/allocated memory
@return [Boolean] successfull
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# File '../../src/modules/Kdump.rb', line 670 def ProposeAlocatedMemory if @alocated_memory == "0" if Ops.greater_or_equal(@total_memory, 512) && Ops.less_than(Ops.divide(@total_memory, 1024), 2) @alocated_memory = "64" elsif Ops.greater_or_equal(Ops.divide(@total_memory, 1024), 2) @alocated_memory = "128" end # bnc #431492 - UPT-LTE: /proc/vmcore is empty in kdump kerne if Arch.ppc64 && @alocated_memory != "" al_mem = Builtins.tointeger(@alocated_memory) al_mem = Ops.multiply(al_mem, 2) @alocated_memory = Builtins.tostring(al_mem) end # bnc #446480 - Fine-tune kdump memory proposal if Arch.ia64 && Ops.greater_or_equal(@total_memory, 1024) total_memory_gigabyte = Ops.divide(@total_memory, 1024) if Ops.greater_or_equal(total_memory_gigabyte, 1) && Ops.less_than(total_memory_gigabyte, 8) @alocated_memory = "256" elsif Ops.greater_or_equal(total_memory_gigabyte, 8) && Ops.less_than(total_memory_gigabyte, 128) @alocated_memory = "512" elsif Ops.greater_or_equal(total_memory_gigabyte, 128) && Ops.less_than(total_memory_gigabyte, 256) @alocated_memory = "768" elsif Ops.greater_or_equal(total_memory_gigabyte, 256) && Ops.less_than(total_memory_gigabyte, 378) @alocated_memory = "1024" elsif Ops.greater_or_equal(total_memory_gigabyte, 378) && Ops.less_than(total_memory_gigabyte, 512) @alocated_memory = "1536" elsif Ops.greater_or_equal(total_memory_gigabyte, 512) && Ops.less_than(total_memory_gigabyte, 768) @alocated_memory = "2048" elsif Ops.greater_or_equal(total_memory_gigabyte, 768) @alocated_memory = "3072" end end end Builtins.y2milestone( "[kdump] allocated memory if not set in \"crashkernel\" param: %1", @alocated_memory ) true end |
- (Object) ProposeGlobalVars
Propose global variables once… after that remember user settings
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# File '../../src/modules/Kdump.rb', line 1082 def ProposeGlobalVars if !@propose_called # propose disable kdump if PC has less than 1024MB RAM if Ops.less_than(@total_memory, 1024) @add_crashkernel_param = false else @add_crashkernel_param = true end @crashkernel_param = false # added defualt settings @KDUMP_SETTINGS = deep_copy(@DEFAULT_CONFIG) end @propose_called = true nil end |
- (Object) Read
Read all kdump settings
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# File '../../src/modules/Kdump.rb', line 920 def Read # Kdump read dialog caption caption = _("Initializing kdump Configuration") steps = 4 Progress.New( caption, " ", steps, [ # Progress stage 1/4 _("Reading the config file..."), # Progress stage 3/4 _("Reading kernel boot options..."), # Progress stage 4/4 _("Reading available memory...") ], [ # Progress step 1/4 _("Reading the config file..."), # Progress step 2/4 _("Reading partitions of disks..."), # Progress finished 3/4 _("Reading available memory..."), # Progress finished 4/4 Message.Finished ], "" ) # read database return false if Abort() Progress.NextStage # Error message if !ReadKdumpSettings() Report.Error(_("Cannot read config file /etc/sysconfig/kdump")) end # read another database return false if Abort() Progress.NextStep # Error message if !ReadKdumpKernelParam() Report.Error(_("Cannot read kernel boot options.")) end # read another database return false if Abort() Progress.NextStep # Error message Report.Error(_("Cannot read available memory.")) if !ReadAvailableMemory() return false if Abort() # Progress finished Progress.NextStage return false if Abort() @modified = false true end |
- (Object) ReadAvailableMemory
Read available memory
@return [Boolean] successfull
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# File '../../src/modules/Kdump.rb', line 723 def ReadAvailableMemory output = Convert.convert( SCR.Read(path(".probe.memory")), :from => "any", :to => "list <map>" ) Builtins.y2milestone( "[kdump] (ReadAvailableMemory) SCR::Read(.probe.memory): %1", output ) resor = {} temp = Builtins.maplist(output) { |mem| Ops.get(mem, "resource") } #y2milestone("[kdump] (ReadAvailableMemory) temp: %1", temp); resor = Builtins.tomap(Ops.get(temp, 0)) output = Convert.convert( Ops.get(resor, "phys_mem"), :from => "any", :to => "list <map>" ) temp = Builtins.maplist(output) { |mem| Ops.get(mem, "range") } #list <any> range = maplist(map resor["phys_mem"]:nil); #resor = (map)range; @total_memory = Ops.divide(Builtins.tointeger(Ops.get(temp, 0)), 1048576) Builtins.y2milestone( "[kdump] (ReadAvailableMemory) total phys. memory [MB]: %1", Builtins.tostring(@total_memory) ) ProposeAlocatedMemory() true end |
- (Object) ReadKdumpKernelParam
Read current kdump configuration
read kernel parameter “crashkernel” @return [Boolean] successfull
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# File '../../src/modules/Kdump.rb', line 634 def ReadKdumpKernelParam @actual_boot_section = GetActualBootSection() if Builtins.search(@kernel_version, "xen") != nil return ReadXenKdumpKernelParam(@actual_boot_section) end if @actual_boot_section == "" @actual_boot_section = Bootloader.getDefaultSection end result = Bootloader.getKernelParam(@actual_boot_section, "crashkernel") #Popup::Message(result); if result == "false" @crashkernel_param = false @add_crashkernel_param = false else @crashkernel_param = true @add_crashkernel_param = true end @crashkernel_param_value = result if result != "false" @alocated_memory = getAlocatedMemory(@crashkernel_param_value) end true end |
- (Object) ReadKdumpSettings
Read current kdump configuration
@return [Boolean] successfull
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# File '../../src/modules/Kdump.rb', line 762 def ReadKdumpSettings @KDUMP_SETTINGS = deep_copy(@DEFAULT_CONFIG) Builtins.foreach(SCR.Dir(path(".sysconfig.kdump"))) do |key| val = Convert.to_string( SCR.Read(Builtins.add(path(".sysconfig.kdump"), key)) ) Ops.set(@KDUMP_SETTINGS, key, val) if val != nil end debug_KDUMP_SETTINGS = deep_copy(@KDUMP_SETTINGS) # delete KDUMP_SAVEDIR - it can include password Ops.set(debug_KDUMP_SETTINGS, "KDUMP_SAVEDIR", "********") Ops.set(debug_KDUMP_SETTINGS, "KDUMP_SMTP_PASSWORD", "********") Builtins.y2milestone("-------------KDUMP_SETTINGS-------------------") Builtins.y2milestone( "kdump configuration has been read without value \"KDUMP_SAVEDIR\" and \"KDUMP_SMTP_PASSWORD\": %1", debug_KDUMP_SETTINGS ) Builtins.y2milestone("---------------------------------------------") true end |
- (Object) ReadXenKdumpKernelParam(act_boot_secion)
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# File '../../src/modules/Kdump.rb', line 584 def ReadXenKdumpKernelParam(act_boot_secion) crash = "" if @actual_boot_section == "" Builtins.y2milestone("Actual boot section was not found") @crashkernel_param = false @add_crashkernel_param = false else section_position = -1 Builtins.foreach(BootCommon.sections) do |section| section_position = Ops.add(section_position, 1) name = Builtins.tostring(Ops.get(section, "name")) if name == act_boot_secion crash = Ops.get_string(section, "xen_append", "") @section_pos = section_position end end end if crash != "" xen_append = Builtins.splitstring(crash, " ") crash_arg = "" if Ops.greater_than(Builtins.size(xen_append), 1) Builtins.foreach(xen_append) do |key| crash_arg = key if Builtins.search(key, "crashkernel") != nil end else crash_arg = crash end if crash_arg != "" @crashkernel_param = true @add_crashkernel_param = true @crashkernel_param_value = getCrashKernelValue(crash_arg) @alocated_memory = getAlocatedMemory(@crashkernel_param_value) else @crashkernel_param = false @add_crashkernel_param = false end end true end |
- (Object) SetModified
Set data was modified
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# File '../../src/modules/Kdump.rb', line 210 def SetModified @modified = true Builtins.y2debug("modified=%1", @modified) nil end |
- (Object) Summary
Create a textual summary and a list of unconfigured cards
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# File '../../src/modules/Kdump.rb', line 1164 def Summary result = [] result = Builtins.add( result, Builtins.sformat( _("Kdump status: %1"), @add_crashkernel_param ? _("enabled") : _("disabled") ) ) if @add_crashkernel_param result = Builtins.add( result, Builtins.sformat( _("Value of crashkernel option: %1"), BuildCrashkernelValue() ) ) result = Builtins.add( result, Builtins.sformat( _("Dump format: %1"), Ops.get(@KDUMP_SETTINGS, "KDUMP_DUMPFORMAT", "") ) ) result = Builtins.add( result, Builtins.sformat( _("Target of dumps: %1"), Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", "") ) ) result = Builtins.add( result, Builtins.sformat( _("Number of dumps: %1"), Ops.get(@KDUMP_SETTINGS, "KDUMP_KEEP_OLD_DUMPS", "") ) ) end deep_copy(result) end |
- (Object) Update
Update crashkernel argument during update of OS
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# File '../../src/modules/Kdump.rb', line 984 def Update Builtins.y2milestone("Update kdump settings") ReadKdumpKernelParam() WriteKdumpBootParameter() true end |
- (Object) Write
Write all kdump settings
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# File '../../src/modules/Kdump.rb', line 994 def Write # Kdump read dialog caption caption = _("Saving kdump Configuration") #number of stages steps = 2 if Mode.installation write_kdump = ProductFeatures.GetBooleanFeature( "globals", "enable_kdump" ) if write_kdump == nil || !write_kdump Builtins.y2milestone("Installation doesn't support kdump.") return true end end if (Mode.installation || Mode.autoinst) && !@add_crashkernel_param Builtins.y2milestone( "Skip writing of configuration for kdump during installation" ) return true end # We do not set help text here, because it was set outside Progress.New( caption, " ", steps, [ # Progress stage 1/2 _("Write the settings"), # Progress stage 2/2 _("Update boot options") ], [ # Progress step 1/2 _("Writing the settings..."), # Progress step 2/2 _("Updating boot options..."), # Progress finished _("Finished") ], "" ) # write settings return false if Abort() Progress.NextStage # Error message Report.Error(_("Cannot write settings.")) if !WriteKdumpSettings() # write/delete bootloader option for kernel "crashkernel" return false if Abort() Progress.NextStage # Error message if !WriteKdumpBootParameter() Report.Error(_("Adding crashkernel parameter to bootloader fault.")) end return false if Abort() # Progress finished Progress.NextStage return false if Abort() true end |
- (Object) WriteKdumpBootParameter
Write kdump boot argument crashkernel set kernel-kdump start at boot
@return [Boolean] successfull
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# File '../../src/modules/Kdump.rb', line 825 def WriteKdumpBootParameter result = true old_progress = false if Mode.installation Bootloader.Read @actual_boot_section = Bootloader.getDefaultSection CheckXenDefault(@actual_boot_section) end Builtins.y2milestone("Default boot section is %1", @actual_boot_section) if @add_crashkernel_param crash_value = "" crash_value = BuildCrashkernelValue() if !Mode.autoinst if !@crashkernel_param || crash_value != @crashkernel_param_value crash_value = @crashkernel_param_value if Mode.autoinst if Mode.update if Builtins.search(crash_value, "@") != nil tmp_crash_value = Builtins.splitstring(crash_value, "@") crash_value = Ops.get(tmp_crash_value, 0, "") Builtins.y2milestone( "Delete offset crashkernel value: %1", crash_value ) end end # write crashkernel option to boot section if @section_pos == -1 result = Bootloader.setKernelParam( @actual_boot_section, "crashkernel", crash_value ) else Ops.set( BootCommon.sections, [@section_pos, "xen_append"], Ops.add("crashkernel=", convertCrashkernelForXEN(crash_value)) ) # added flag which means that section was changed bnc #432651 Ops.set(BootCommon.sections, [@section_pos, "__changed"], true) result = true Builtins.y2milestone( "Write boot section to XEN boot section %1", Ops.get(BootCommon.sections, @section_pos) ) end old_progress = Progress.set(false) Bootloader.Write Progress.set(old_progress) # Popup::Message(crash_value); Builtins.y2milestone( "[kdump] (WriteKdumpBootParameter) adding chrashkernel option with value : %1", crash_value ) if Mode.normal Popup.Message(_("To apply changes a reboot is necessary.")) end Service.Enable("boot.kdump") return result end # start kernel-kdump at boot Service.Enable("boot.kdump") Service.Restart("boot.kdump") if Service.Status("boot.kdump") == 0 else if @crashkernel_param #delete crashkernel paramter from bootloader result = Bootloader.setKernelParam( @actual_boot_section, "crashkernel", "false" ) old_progress = Progress.set(false) Bootloader.Write Progress.set(old_progress) if Mode.normal Popup.Message(_("To apply changes a reboot is necessary.")) end end Service.Disable("boot.kdump") Service.Stop("boot.kdump") if Service.Status("boot.kdump") == 0 return result end true end |
- (Object) WriteKdumpSettings
Write current kdump configuration
@return [Boolean] successfull
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# File '../../src/modules/Kdump.rb', line 791 def WriteKdumpSettings debug_KDUMP_SETTINGS = deep_copy(@KDUMP_SETTINGS) # delete KDUMP_SAVEDIR - it can include password Ops.set(debug_KDUMP_SETTINGS, "KDUMP_SAVEDIR", "********") Ops.set(debug_KDUMP_SETTINGS, "KDUMP_SMTP_PASSWORD", "********") Builtins.y2milestone("-------------KDUMP_SETTINGS-------------------") Builtins.y2milestone( "kdump configuration for writing without value \"KDUMP_SAVEDIR\" and \"KDUMP_SMTP_PASSWORD\": %1", debug_KDUMP_SETTINGS ) Builtins.y2milestone("---------------------------------------------") Builtins.foreach(@KDUMP_SETTINGS) do |option_key, option_val| SCR.Write( Builtins.add(path(".sysconfig.kdump"), option_key), option_val ) end SCR.Write(path(".sysconfig.kdump"), nil) if checkPassword Chmod(@kdump_file, "600") else Chmod(@kdump_file, "644") end true end |