Class: Yast::SecurityClass
- Inherits:
-
Module
- Object
- Module
- Yast::SecurityClass
- Includes:
- Logger
- Defined in:
- ../../src/modules/Security.rb
Instance Method Summary (collapse)
-
- (Object) Abort
Abort function.
-
- (Object) activate_changes
Executes the corresponding activation command for the settings that have an entry in @activation_mapping and have changed.
-
- (Object) apply_new_settings
Ensures that file permissions and PolicyKit privileges are applied.
-
- (Hash) Export
Dump the security settings to a single map (For use by autoinstallation.).
-
- (Object) ExtraServices
List of enabled services that are neither mandatory nor optional.
-
- (Boolean) GetModified
Function which returns if the settings were modified.
-
- (Boolean) Import(settings)
Get all security settings from the first parameter (For use by autoinstallation.).
- - (Object) main
-
- (Object) MissingMandatoryServices
List of missing mandatory services.
-
- (Object) Modified
Data was modified?.
-
- (Object) Overview
Create an overview table with all configured cards.
-
- (Object) PollAbort
Check for pending Abort press.
-
- (Object) Read
Read all security settings.
-
- (Object) read_from_locations
Read the settings from the files included in @Locations.
-
- (Object) read_kernel_settings
Read the settings from sysctl.conf.
-
- (Object) ReadConsoleShutdown
Read the information about ctrl+alt+del behavior See bug 742783 for description.
- - (Object) ReadServiceSettings
-
- (Object) SetModified
Function sets internal variable, which indicates, that any settings were modified, to “true”.
-
- (Object) Summary
Create a textual summary and a list of unconfigured cards.
-
- (Object) Write
Write all security settings.
-
- (Object) write_console_shutdown(ca)
Write the value of ctrl-alt-delete behavior.
-
- (Object) write_kernel_settings
Write settings related to sysctl.conf and sysrq.
-
- (Object) write_pam_settings
Write settings related to PAM behavior.
-
- (Object) write_polkit_settings
Write local PolicyKit configuration.
-
- (Object) write_to_locations
Write the settings from @Locations to the corresponding files.
Instance Method Details
- (Object) Abort
Abort function
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# File '../../src/modules/Security.rb', line 255 def Abort return Builtins.eval(@AbortFunction) == true if @AbortFunction != nil false end |
- (Object) activate_changes
Executes the corresponding activation command for the settings that have an entry in @activation_mapping and have changed
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# File '../../src/modules/Security.rb', line 632 def activate_changes # NOTE: the call to #sort is only needed to satisfy the old testsuite @activation_mapping.sort.each do |setting, action| next if @Settings[setting] == @Settings_bak[setting] log.info( "Option #{setting} has been modified, "\ "activating the change: #{action}" ) res = SCR.Execute(path(".target.bash"), action) log.error "Activation failed" if res != 0 end end |
- (Object) apply_new_settings
Ensures that file permissions and PolicyKit privileges are applied
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# File '../../src/modules/Security.rb', line 619 def apply_new_settings # apply all current permissions as they are now # (what SuSEconfig --module permissions would have done) SCR.Execute(path(".target.bash"), "/usr/bin/chkstat --system") # ensure polkit privileges are applied (bnc #541393) if FileUtils.Exists("/sbin/set_polkit_default_privs") SCR.Execute(path(".target.bash"), "/sbin/set_polkit_default_privs") end end |
- (Hash) Export
Dump the security settings to a single map (For use by autoinstallation.)
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# File '../../src/modules/Security.rb', line 768 def Export Builtins.eval(@Settings) end |
- (Object) ExtraServices
List of enabled services that are neither mandatory nor optional
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# File '../../src/modules/Security.rb', line 243 def ExtraServices @extra_services end |
- (Boolean) GetModified
Function which returns if the settings were modified
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# File '../../src/modules/Security.rb', line 262 def GetModified @modified end |
- (Boolean) Import(settings)
Get all security settings from the first parameter (For use by autoinstallation.)
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# File '../../src/modules/Security.rb', line 722 def Import(settings) settings = deep_copy(settings) return true if settings == {} @modified = true tmpSettings = {} Builtins.foreach(@Settings) do |k, v| if !Builtins.haskey(settings, k) if Builtins.haskey(@sysctl, k) && Builtins.haskey(settings, Ops.get(@sysctl2sysconfig, k, "")) val = Ops.get_string( settings, Ops.get(@sysctl2sysconfig, k, ""), "" ) if val == "yes" Ops.set(tmpSettings, k, "1") elsif val == "no" Ops.set(tmpSettings, k, "0") else Ops.set(tmpSettings, k, val) end elsif Builtins.haskey(settings, Ops.get(@obsolete_login_defs, k, "")) Ops.set( tmpSettings, k, Ops.get_string(settings, Ops.get(@obsolete_login_defs, k, ""), "") ) else Ops.set(tmpSettings, k, v) end else Ops.set(tmpSettings, k, Ops.get_string(settings, k, "")) end end @Settings = Convert.convert( Builtins.eval(tmpSettings), :from => "map", :to => "map <string, string>" ) true end |
- (Object) main
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# File '../../src/modules/Security.rb', line 36 def main Yast.import "UI" textdomain "security" Yast.import "FileUtils" Yast.import "Package" Yast.import "Pam" Yast.import "Progress" Yast.import "Service" Yast.import "SystemdService" Yast.import "Directory" Yast.include self, "security/levels.rb" # Services to check srv_file = Directory.find_data_file("security/services.yml") if srv_file srv_lists = YAML.load_file(srv_file) rescue {} else srv_lists = {} end # These must be running @mandatory_services = srv_lists["mandatory_services"] || [] # It must be an array of arrays (meaning [ [ || ] && && ]) @mandatory_services.map! {|s| s.is_a?(::String) ? [s] : s } # These can be ignored (if they are running it's OK) @optional_services = srv_lists["optional_services"] || [] # All other services should be turned off # systemd target, defining ctrl-alt-del behavior @ctrl_alt_del_file = "/etc/systemd/system/ctrl-alt-del.target" # encryption methods supported by pam_unix (bnc#802006) @encryption_methods = ["des", "md5", "sha256", "sha512"] # All security settings @Settings = { "CONSOLE_SHUTDOWN" => "reboot", "CRACKLIB_DICT_PATH" => "/usr/lib/cracklib_dict", "DISPLAYMANAGER_REMOTE_ACCESS" => "no", "kernel.sysrq" => "0", "net.ipv4.tcp_syncookies" => "1", "net.ipv4.ip_forward" => "0", "net.ipv6.conf.all.forwarding" => "0", "FAIL_DELAY" => "3", "GID_MAX" => "60000", "GID_MIN" => "1000", "DISPLAYMANAGER_SHUTDOWN" => "all", "HIBERNATE_SYSTEM" => "active_console", "PASSWD_ENCRYPTION" => "sha512", "PASSWD_USE_CRACKLIB" => "yes", "PASS_MAX_DAYS" => "99999", "PASS_MIN_DAYS" => "0", "PASS_MIN_LEN" => "5", "PASS_WARN_AGE" => "7", "PERMISSION_SECURITY" => "secure", "DISABLE_RESTART_ON_UPDATE" => "no", "DISABLE_STOP_ON_REMOVAL" => "no", "RUN_UPDATEDB_AS" => "nobody", "UID_MAX" => "60000", "UID_MIN" => "500", "SYS_UID_MAX" => "499", "SYS_UID_MIN" => "100", "SYS_GID_MAX" => "499", "SYS_GID_MIN" => "100", "USERADD_CMD" => "/usr/sbin/useradd.local", "USERDEL_PRECMD" => "/usr/sbin/userdel-pre.local", "USERDEL_POSTCMD" => "/usr/sbin/userdel-post.local", "PASSWD_REMEMBER_HISTORY" => "0", "SYSTOHC" => "yes", "SYSLOG_ON_NO_ERROR" => "yes", "DISPLAYMANAGER_ROOT_LOGIN_REMOTE" => "no", "DISPLAYMANAGER_XSERVER_TCP_PORT_6000_OPEN" => "no", "SMTPD_LISTEN_REMOTE" => "no", "MANDATORY_SERVICES" => "yes", "EXTRA_SERVICES" => "no" } # List of missing mandatory services @missing_mandatory_services = [] # List of enabled services not included in mandatory or optional lists @extra_services = [] # the original settings @Settings_bak = deep_copy(@Settings) # keys that should not be tested against predefined levels: # - *_SERVICES have different syntax, are not saved in current form @do_not_test = [ "MANDATORY_SERVICES", "EXTRA_SERVICES" ] # Security settings locations @Locations = { ".etc.login_defs" => [ "FAIL_DELAY", "GID_MAX", "GID_MIN", "PASS_MAX_DAYS", "PASS_MIN_DAYS", "PASS_WARN_AGE", "UID_MAX", "UID_MIN", "SYS_UID_MAX", "SYS_UID_MIN", "SYS_GID_MAX", "SYS_GID_MIN", "USERADD_CMD", "USERDEL_PRECMD", "USERDEL_POSTCMD" ], ".sysconfig.displaymanager" => [ "DISPLAYMANAGER_REMOTE_ACCESS", "DISPLAYMANAGER_ROOT_LOGIN_REMOTE", "DISPLAYMANAGER_XSERVER_TCP_PORT_6000_OPEN", "DISPLAYMANAGER_SHUTDOWN" ], ".sysconfig.security" => ["PERMISSION_SECURITY"], ".sysconfig.services" => [ "DISABLE_RESTART_ON_UPDATE", "DISABLE_STOP_ON_REMOVAL" ], ".sysconfig.locate" => ["RUN_UPDATEDB_AS"], ".sysconfig.clock" => ["SYSTOHC"], ".sysconfig.cron" => ["SYSLOG_ON_NO_ERROR"], ".sysconfig.mail" => ["SMTPD_LISTEN_REMOTE"] } # Default values for /etc/sysctl.conf keys @sysctl = { "kernel.sysrq" => "0", "net.ipv4.tcp_syncookies" => "1", "net.ipv4.ip_forward" => "0", "net.ipv6.conf.all.forwarding" => "0" } # Mapping of /etc/sysctl.conf keys to old (obsoleted) sysconfig ones # (used during autoYaST import @sysctl2sysconfig = { "kernel.sysrq" => "ENABLE_SYSRQ", "net.ipv4.tcp_syncookies" => "IP_TCP_SYNCOOKIES", "net.ipv4.ip_forward" => "IP_FORWARD", "net.ipv6.conf.all.forwarding" => "IPV6_FORWARD" } # Mapping of /etc/login.defs keys to old (obsoleted) ones # (used during autoYaST import) @obsolete_login_defs = { "SYS_UID_MAX" => "SYSTEM_UID_MAX", "SYS_UID_MIN" => "SYSTEM_UID_MIN", "SYS_GID_MAX" => "SYSTEM_GID_MAX", "SYS_GID_MIN" => "SYSTEM_GID_MIN" } # mapping of internal YaST values to values needed for # org.freedesktop.upower.hibernate privilege @ycp2polkit = { "active_console" => "auth_admin:auth_admin:yes", "auth_admin" => "auth_admin:auth_admin:auth_admin", "anyone" => "yes:yes:yes" } # Remaining settings: # - CONSOLE_SHUTDOWN (/etc/inittab) # - PASSWD_ENCRYPTION (/etc/pam?) # - MANDATORY_SERVICES # - EXTRA_SERVICES # Number of sigificant characters in the password @PasswordMaxLengths = { "des" => 8, "md5" => 127, "sha256" => 127, "sha512" => 127 } # Abort function # return boolean return true if abort @AbortFunction = nil # Data was modified? @modified = false @proposal_valid = false @write_only = false @activation_mapping = { "SYSLOG_ON_NO_ERROR" => "/etc/init.d/boot.clock start", "DHCPD_RUN_CHROOTED" => "/etc/init.d/dhcpd restart", "DHCPD_RUN_AS" => "/etc/init.d/dhcpd restart", # restart sendmail or postfix - whatever is installed "SMTPD_LISTEN_REMOTE" => "(test -e /etc/init.d/sendmail && VERBOSE=false /usr/lib/sendmail.d/update && /etc/init.d/sendmail restart) || (test -e /etc/init.d/postfix && /usr/sbin/SuSEconfig.postfix && /etc/init.d/postfix restart)", "net.ipv4.tcp_syncookies" => "/etc/init.d/boot.ipconfig start", "net.ipv4.ip_forward" => "/etc/init.d/boot.ipconfig start", "net.ipv6.conf.all.forwarding" => "/etc/init.d/boot.ipconfig start" } end |
- (Object) MissingMandatoryServices
List of missing mandatory services
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# File '../../src/modules/Security.rb', line 238 def MissingMandatoryServices @missing_mandatory_services end |
- (Object) Modified
Data was modified?
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# File '../../src/modules/Security.rb', line 276 def Modified Builtins.y2debug("modified=%1", @modified) @modified end |
- (Object) Overview
Create an overview table with all configured cards
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# File '../../src/modules/Security.rb', line 803 def Overview [] end |
- (Object) PollAbort
Check for pending Abort press
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# File '../../src/modules/Security.rb', line 249 def PollAbort UI.PollInput == :abort end |
- (Object) Read
Read all security settings
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# File '../../src/modules/Security.rb', line 368 def Read @Settings = {} @modified = false # Read security settings read_from_locations Builtins.y2milestone("Settings=%1", @Settings) Ops.set(@Settings, "CONSOLE_SHUTDOWN", ReadConsoleShutdown()) Builtins.y2debug("Settings=%1", @Settings) # Read runlevel setting ReadServiceSettings() # Read pam settings method = Convert.to_string( SCR.Read(path(".etc.login_defs.ENCRYPT_METHOD")) ) if method == nil || !Builtins.contains(@encryption_methods, Builtins.tolower(method)) method = "des" end Ops.set(@Settings, "PASSWD_ENCRYPTION", Builtins.tolower(method)) # cracklib and pwhistory settings Ops.set(@Settings, "PASS_MIN_LEN", "5") Ops.set(@Settings, "PASSWD_USE_CRACKLIB", "no") Ops.set(@Settings, "PASSWD_REMEMBER_HISTORY", "0") pam_cracklib = Pam.Query("cracklib") if Ops.greater_than(Builtins.size(pam_cracklib), 0) Ops.set(@Settings, "PASSWD_USE_CRACKLIB", "yes") end # save the default value Ops.set(@Settings, "CRACKLIB_DICT_PATH", "/usr/lib/cracklib_dict") Builtins.foreach(Ops.get_list(pam_cracklib, "password", [])) do |val| lval = Builtins.splitstring(val, "=") if Builtins.issubstring(val, "dictpath=") Ops.set( @Settings, "CRACKLIB_DICT_PATH", Ops.get_string(lval, 1, "/usr/lib/cracklib_dict") ) end if Builtins.issubstring(val, "minlen=") && Ops.get_string(lval, 1, "") != "" Ops.set(@Settings, "PASS_MIN_LEN", Ops.get_string(lval, 1, "5")) end end pam_history = Pam.Query("pwhistory") Builtins.foreach(Ops.get_list(pam_history, "password", [])) do |val| lval = Builtins.splitstring(val, "=") if Builtins.issubstring(val, "remember=") && Ops.get_string(lval, 1, "") != "" Ops.set( @Settings, "PASSWD_REMEMBER_HISTORY", Ops.get_string(lval, 1, "0") ) end end Builtins.y2debug("Settings=%1", @Settings) # Local permissions hack perm = Ops.get(@Settings, "PERMISSION_SECURITY", "") if Builtins.issubstring(perm, "easy") perm = "easy" elsif Builtins.issubstring(perm, "paranoid") perm = "paranoid" elsif Builtins.issubstring(perm, "secure") perm = "secure" else perm = "secure" end Ops.set(@Settings, "PERMISSION_SECURITY", perm) Builtins.y2debug("Settings=%1", @Settings) # read local polkit settings action = "org.freedesktop.upower.hibernate" hibernate = Convert.to_string( SCR.Read(Builtins.add(path(".etc.polkit-default-privs_local"), action)) ) if hibernate != nil Ops.set(@Settings, "HIBERNATE_SYSTEM", "active_console") if hibernate == "auth_admin:auth_admin:auth_admin" Ops.set(@Settings, "HIBERNATE_SYSTEM", "auth_admin") end if hibernate == "yes:yes:yes" Ops.set(@Settings, "HIBERNATE_SYSTEM", "anyone") end end Builtins.y2debug( "HIBERNATE_SYSTEM: %1", Ops.get(@Settings, "HIBERNATE_SYSTEM", "") ) read_kernel_settings Builtins.y2debug("Settings=%1", @Settings) # remember the read values @Settings_bak = deep_copy(@Settings) true end |
- (Object) read_from_locations
Read the settings from the files included in @Locations
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# File '../../src/modules/Security.rb', line 337 def read_from_locations # NOTE: the call to #sort is only needed to satisfy the old testsuite @Locations.sort.each do |file, vars| vars.each do |var| val = "" filename = nil if file.include?("sysconfig") filename = "/etc" + file.tr(".", "/") log.info "filename=#{filename}" end if filename.nil? || SCR.Read(path(".target.size"), filename) > 0 val = SCR.Read(path("#{file}.#{var}")) log.debug "Reading: #{file}.#{var} (#{val})" end @Settings[var] = val unless val.nil? end end end |
- (Object) read_kernel_settings
Read the settings from sysctl.conf
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# File '../../src/modules/Security.rb', line 357 def read_kernel_settings # NOTE: the call to #sort is only needed to satisfy the old testsuite @sysctl.sort.each do |key, default_value| val = SCR.Read(path(".etc.sysctl_conf") + key) val = default_value if val.nil? || val == "" @Settings[key] = val end end |
- (Object) ReadConsoleShutdown
Read the information about ctrl+alt+del behavior See bug 742783 for description
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# File '../../src/modules/Security.rb', line 294 def ReadConsoleShutdown ret = "ignore" if Package.Installed("systemd") if !FileUtils.Exists(@ctrl_alt_del_file) ret = "reboot" else link = Convert.to_string( SCR.Read(path(".target.symlink"), @ctrl_alt_del_file) ) if link == "/usr/lib/systemd/system/poweroff.target" ret = "halt" elsif link == "/usr/lib/systemd/system/reboot.target" || link == "/usr/lib/systemd/system/ctrl-alt-del.target" ret = "reboot" end end return ret end inittab = SCR.Dir(path(".etc.inittab")) if Builtins.contains(inittab, "ca") ca = Convert.to_string(SCR.Read(path(".etc.inittab.ca"))) if Builtins.issubstring(ca, "/bin/true") || Builtins.issubstring(ca, "/bin/false") Ops.set(@Settings, "CONSOLE_SHUTDOWN", "ignore") elsif Builtins.issubstring(ca, "reboot") || Builtins.issubstring(ca, " -r") Ops.set(@Settings, "CONSOLE_SHUTDOWN", "reboot") elsif Builtins.issubstring(ca, "halt") || Builtins.issubstring(ca, " -h") Ops.set(@Settings, "CONSOLE_SHUTDOWN", "halt") else Builtins.y2error("Unknown ca status: %1", ca) Ops.set(@Settings, "CONSOLE_SHUTDOWN", "ignore") end else Ops.set(@Settings, "CONSOLE_SHUTDOWN", "ignore") end nil end |
- (Object) ReadServiceSettings
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# File '../../src/modules/Security.rb', line 281 def ReadServiceSettings read_missing_mandatory_services setting = MissingMandatoryServices() == [] ? "secure" : "insecure" @Settings["MANDATORY_SERVICES"] = setting read_extra_services setting = ExtraServices() == [] ? "secure" : "insecure" @Settings["EXTRA_SERVICES"] = setting nil end |
- (Object) SetModified
Function sets internal variable, which indicates, that any settings were modified, to “true”
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# File '../../src/modules/Security.rb', line 268 def SetModified @modified = true nil end |
- (Object) Summary
Create a textual summary and a list of unconfigured cards
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# File '../../src/modules/Security.rb', line 774 def Summary settings = deep_copy(@Settings) Builtins.foreach(@do_not_test) do |key| settings = Builtins.remove(settings, key) end # Determine current settings current = :custom Builtins.maplist(@Levels) do |key, level| Builtins.y2debug("%1=%2", key, level) current = key if level == settings end Builtins.y2debug("%1=%2", current, @Settings) # Summary text summary = _("Current Security Level: Custom settings") if current != :custom # Summary text summary = Builtins.sformat( _("Current Security Level: %1"), Ops.get(@LevelsNames, Convert.to_string(current), "") ) end [summary, []] end |
- (Object) Write
Write all security settings
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# File '../../src/modules/Security.rb', line 647 def Write return true if !@modified log.info "Writing configuration" # Security read dialog caption caption = _("Saving Security Configuration") steps = 4 Progress.New( caption, " ", steps, [ # Progress stage 1/4 _("Write security settings"), # Progress stage 2/4 _("Write inittab settings"), # Progress stage 3/4 _("Write PAM settings"), # Progress stage 4/4 _("Update system settings") ], [ # Progress step 1/5 _("Writing security settings..."), # Progress step 2/5 _("Writing inittab settings..."), # Progress step 3/5 _("Writing PAM settings..."), # Progress step 4/5 _("Updating system settings..."), # Progress step 5/5 _("Finished") ], "" ) log.debug "Settings=#{@Settings}" # Write security settings return false if Abort() Progress.NextStage @Settings["PERMISSION_SECURITY"] << " local" write_to_locations # Write inittab settings return false if Abort() Progress.NextStage write_console_shutdown(@Settings.fetch("CONSOLE_SHUTDOWN", "ignore")) # Write authentication and privileges settings return false if Abort() Progress.NextStage write_pam_settings write_polkit_settings write_kernel_settings # Finish him return false if Abort() Progress.NextStage apply_new_settings return false if Abort() Progress.NextStage activate_changes return false if Abort() @modified = false true end |
- (Object) write_console_shutdown(ca)
Write the value of ctrl-alt-delete behavior
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# File '../../src/modules/Security.rb', line 479 def write_console_shutdown(ca) if Package.Installed("systemd") if ca == "reboot" SCR.Execute(path(".target.remove"), @ctrl_alt_del_file) elsif ca == "halt" SCR.Execute( path(".target.bash"), Builtins.sformat( "ln -s -f /usr/lib/systemd/system/poweroff.target %1", @ctrl_alt_del_file ) ) else SCR.Execute( path(".target.bash"), Builtins.sformat("ln -s -f /dev/null %1", @ctrl_alt_del_file) ) end return true end if ca == "reboot" SCR.Write( path(".etc.inittab.ca"), ":ctrlaltdel:/sbin/shutdown -r -t 4 now" ) elsif ca == "halt" SCR.Write( path(".etc.inittab.ca"), ":ctrlaltdel:/sbin/shutdown -h -t 4 now" ) else SCR.Write(path(".etc.inittab.ca"), ":ctrlaltdel:/bin/true") end SCR.Write(path(".etc.inittab"), nil) # re-read the modified inittab (#83480) SCR.Execute(path(".target.bash"), "/sbin/telinit q") true end |
- (Object) write_kernel_settings
Write settings related to sysctl.conf and sysrq
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# File '../../src/modules/Security.rb', line 577 def write_kernel_settings # write sysctl.conf written = false # NOTE: the call to #sort is only needed to satisfy the old testsuite @sysctl.sort.each do |key, default_value| val = @Settings.fetch(key, default_value) int_val = Integer(val) rescue nil if int_val.nil? log.error "value #{val} for #{key} is not integer, not writing" elsif val != SCR.Read(path(".etc.sysctl_conf") + key) SCR.Write(path(".etc.sysctl_conf") + key, val) written = true end end SCR.Write(path(".etc.sysctl_conf"), nil) if written # enable sysrq? sysrq = Integer(@Settings.fetch("kernel.sysrq", "0")) rescue nil if sysrq != nil SCR.Execute( path(".target.bash"), "echo #{sysrq} > /proc/sys/kernel/sysrq" ) end end |
- (Object) write_pam_settings
Write settings related to PAM behavior
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# File '../../src/modules/Security.rb', line 539 def write_pam_settings # pam stuff encr = @Settings.fetch("PASSWD_ENCRYPTION", "sha512") if encr != @Settings_bak["PASSWD_ENCRYPTION"] SCR.Write(path(".etc.login_defs.ENCRYPT_METHOD"), encr) end # use cracklib? if @Settings["PASSWD_USE_CRACKLIB"] == "yes" Pam.Add("cracklib") pth = @Settings["CRACKLIB_DICT_PATH"] if pth && pth != "/usr/lib/cracklib_dict" Pam.Add("--cracklib-dictpath=#{pth}") end else Pam.Remove("cracklib") end # save min pass length min_len = @Settings["PASS_MIN_LEN"] if min_len && min_len != "5" && @Settings["PASSWD_USE_CRACKLIB"] == "yes" Pam.Add("cracklib") # minlen is part of cracklib Pam.Add("cracklib-minlen=#{min_len}") else Pam.Remove("cracklib-minlen") end # save "remember" value (number of old user passwords to not allow) remember_history = @Settings["PASSWD_REMEMBER_HISTORY"] if remember_history && remember_history != "0" Pam.Add("pwhistory") Pam.Add("pwhistory-remember=#{remember_history}") else Pam.Remove("pwhistory-remember") end end |
- (Object) write_polkit_settings
Write local PolicyKit configuration
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# File '../../src/modules/Security.rb', line 604 def write_polkit_settings if @Settings.fetch("HIBERNATE_SYSTEM", "") != @Settings_bak.fetch("HIBERNATE_SYSTEM", "") # allow writing any value (different from predefined ones) ycp_value = @Settings.fetch("HIBERNATE_SYSTEM", "active_console") hibernate = @ycp2polkit.fetch(ycp_value, ycp_value) action = "org.freedesktop.upower.hibernate" SCR.Write( path(".etc.polkit-default-privs_local") + action, hibernate ) end end |
- (Object) write_to_locations
Write the settings from @Locations to the corresponding files
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# File '../../src/modules/Security.rb', line 521 def write_to_locations commitlist = [] # NOTE: the call to #sort is only needed to satisfy the old testsuite @Locations.sort.each do |file, vars| vars.each do |var| val = @Settings[var] if val && val != SCR.Read(path("#{file}.#{var}")) SCR.Write(path("#{file}.#{var}"), val) commitlist << file unless commitlist.include?(file) end end end commitlist.each do |file| SCR.Write(path(file), nil) end end |