1if [ ! "$_VARIABLE_SUBR" ]; then _VARIABLE_SUBR=1 2# 3# Copyright (c) 2012-2014 Devin Teske 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26# 27# 28############################################################ INCLUDES 29 30BSDCFG_SHARE="/usr/share/bsdconfig" 31. $BSDCFG_SHARE/common.subr || exit 1 32f_dprintf "%s: loading includes..." variable.subr 33f_include $BSDCFG_SHARE/dialog.subr 34f_include $BSDCFG_SHARE/strings.subr 35 36############################################################ GLOBALS 37 38VARIABLES= 39 40# 41# Default behavior is to call f_variable_set_defaults() when loaded. 42# 43: ${VARIABLE_SELF_INITIALIZE=1} 44 45# 46# File to write when f_dump_variables() is called. 47# 48: ${VARIABLE_DUMPFILE:=/etc/bsdconfig.vars} 49 50############################################################ FUNCTIONS 51 52# f_variable_new $handle $variable 53# 54# Register a new variable named $variable with the given reference-handle 55# $handle. The environment variable $handle is set to $variable allowing you to 56# use the f_getvar() function (from common.subr) with $handle to get the value 57# of environment variable $variable. For example: 58# 59# f_variable_new VAR_ABC abc 60# 61# allows the later indirection: 62# 63# f_getvar $VAR_ABC 64# 65# to return the value of environment variable `abc'. Variables registered in 66# this manner are recorded in the $VARIABLES environment variable for later 67# allowing dynamic enumeration of so-called `registered/advertised' variables. 68# 69f_variable_new() 70{ 71 local handle="$1" variable="$2" 72 [ "$handle" ] || return $FAILURE 73 f_dprintf "variable.subr: New variable %s -> %s" "$handle" "$variable" 74 setvar $handle $variable 75 VARIABLES="$VARIABLES${VARIABLES:+ }$handle" 76} 77 78# f_variable_get_value $var [ $fmt [ $opts ... ] ] 79# 80# Unless nonInteractive is set, prompt the user with a given value (pre-filled 81# with the value of $var) and give them the chance to change the value. 82# 83# Unlike f_getvar() (from common.subr) which can return a variable to the 84# caller on standard output, this function has no [meaningful] output. 85# 86# Returns success unless $var is either NULL or missing. 87# 88f_variable_get_value() 89{ 90 local var="$1" cp 91 92 [ "$var" ] || return $FAILURE 93 94 if ! { f_getvar $var cp && ! f_interactive; }; then 95 shift 1 # var 96 f_dialog_input cp "$( printf "$@" )" "$cp" && setvar $var "$cp" 97 fi 98 99 return $SUCCESS 100} 101 102# f_variable_set_defaults 103# 104# Installs sensible defaults for registered/advertised variables. 105# 106f_variable_set_defaults() 107{ 108 f_dprintf "f_variable_set_defaults: Initializing defaults..." 109 110 # 111 # Initialize various user-edittable values to their defaults 112 # 113 setvar $VAR_EDITOR "${EDITOR:-/usr/bin/ee}" 114 setvar $VAR_HOSTNAME "$( hostname )" 115 setvar $VAR_MEDIA_TIMEOUT "300" 116 setvar $VAR_NFS_SECURE "NO" 117 setvar $VAR_NFS_TCP "NO" 118 setvar $VAR_NFS_V3 "YES" 119 setvar $VAR_PKG_TMPDIR "/var/tmp" 120 setvar $VAR_RELNAME "$UNAME_R" 121 122 # 123 # Debugging 124 # 125 if f_debugging; then 126 local var 127 for var in \ 128 $VAR_EDITOR \ 129 $VAR_HOSTNAME \ 130 $VAR_MEDIA_TIMEOUT \ 131 $VAR_NFS_SECURE \ 132 $VAR_NFS_TCP \ 133 $VAR_NFS_V3 \ 134 $VAR_PKG_TMPDIR \ 135 $VAR_RELNAME \ 136 ; do 137 f_quietly f_getvar $var 138 done 139 fi 140 141 f_dprintf "f_variable_set_defaults: Defaults initialized." 142} 143 144# f_dump_variables 145# 146# Dump a list of registered/advertised variables and their respective values to 147# $VARIABLE_DUMPFILE. Returns success unless the file couldn't be written. If 148# an error occurs, it is displayed using f_dialog_msgbox() (from dialog.subr). 149# 150f_dump_variables() 151{ 152 local err 153 if ! err=$( 154 ( for handle in $VARIABLES; do 155 f_getvar $handle var || continue 156 f_getvar $var value || continue 157 f_shell_escape "$value" value 158 printf "%s='%s'\n" "$var" "$value" 159 done > "$VARIABLE_DUMPFILE" ) 2>&1 160 ); then 161 f_dialog_msgbox "$err" 162 return $FAILURE 163 fi 164} 165 166# f_debugging 167# 168# Are we in debug mode? Returns success if extra DEBUG information has been 169# requested (by setting $debug to non-NULL), otherwise false. 170# 171f_debugging() 172{ 173 local value 174 f_getvar $VAR_DEBUG value && [ "$value" ] 175} 176 177# f_interactive 178# 179# Are we running interactively? Return error if $nonInteractive is set and non- 180# NULL, otherwise return success. 181# 182f_interactive() 183{ 184 local value 185 ! f_getvar $VAR_NONINTERACTIVE value || [ ! "$value" ] 186} 187 188# f_netinteractive 189# 190# Has the user specifically requested the network-portion of configuration and 191# setup to be performed interactively? Returns success if the user has asked 192# for the network configuration to be done interactively even if perhaps over- 193# all non-interactive mode has been requested (by setting nonInteractive). 194# 195# Returns success if $netInteractive is set and non-NULL. 196# 197f_netinteractive() 198{ 199 local value 200 f_getvar $VAR_NETINTERACTIVE value && [ "$value" ] 201} 202 203# f_zfsinteractive 204# 205# Has the user specifically requested the ZFS-portion of configuration and 206# setup to be performed interactively? Returns success if the user has asked 207# for the ZFS configuration to be done interactively even if perhaps overall 208# non-interactive mode has been requested (by setting nonInteractive). 209# 210# Returns success if $zfsInteractive is set and non-NULL. 211# 212f_zfsinteractive() 213{ 214 local value 215 f_getvar $VAR_ZFSINTERACTIVE value && [ "$value" ] 216} 217 218############################################################ MAIN 219 220# 221# Variables that can be tweaked from config files 222# 223# Handle Variable Name 224f_variable_new VAR_CONFIG_FILE configFile 225f_variable_new VAR_DEBUG debug 226f_variable_new VAR_DEBUG_FILE debugFile 227f_variable_new VAR_DIRECTORY_PATH _directoryPath 228f_variable_new VAR_DOMAINNAME domainname 229f_variable_new VAR_EDITOR editor 230f_variable_new VAR_EXTRAS ifconfig_ 231f_variable_new VAR_GATEWAY defaultrouter 232f_variable_new VAR_GROUP group 233f_variable_new VAR_GROUP_GID groupGid 234f_variable_new VAR_GROUP_MEMBERS groupMembers 235f_variable_new VAR_GROUP_PASSWORD groupPassword 236f_variable_new VAR_HOSTNAME hostname 237f_variable_new VAR_HTTP_DIR httpDirectory 238f_variable_new VAR_HTTP_FTP_MODE httpFtpMode 239f_variable_new VAR_HTTP_HOST httpHost 240f_variable_new VAR_HTTP_PATH _httpPath 241f_variable_new VAR_HTTP_PORT httpPort 242f_variable_new VAR_HTTP_PROXY httpProxy 243f_variable_new VAR_HTTP_PROXY_HOST httpProxyHost 244f_variable_new VAR_HTTP_PROXY_PATH _httpProxyPath 245f_variable_new VAR_HTTP_PROXY_PORT httpProxyPort 246f_variable_new VAR_IFCONFIG ifconfig_ 247f_variable_new VAR_IPADDR ipaddr 248f_variable_new VAR_IPV6ADDR ipv6addr 249f_variable_new VAR_IPV6_ENABLE ipv6_activate_all_interfaces 250f_variable_new VAR_KEYMAP keymap 251f_variable_new VAR_MEDIA_TIMEOUT MEDIA_TIMEOUT 252f_variable_new VAR_MEDIA_TYPE mediaType 253f_variable_new VAR_NAMESERVER nameserver 254f_variable_new VAR_NETINTERACTIVE netInteractive 255f_variable_new VAR_NETMASK netmask 256f_variable_new VAR_NETWORK_DEVICE netDev 257f_variable_new VAR_NFS_HOST nfsHost 258f_variable_new VAR_NFS_PATH nfsPath 259f_variable_new VAR_NFS_SECURE nfs_reserved_port_only 260f_variable_new VAR_NFS_TCP nfs_use_tcp 261f_variable_new VAR_NFS_V3 nfs_use_v3 262f_variable_new VAR_NONINTERACTIVE nonInteractive 263f_variable_new VAR_NO_CONFIRM noConfirm 264f_variable_new VAR_NO_ERROR noError 265f_variable_new VAR_NO_INET6 noInet6 266f_variable_new VAR_PACKAGE package 267f_variable_new VAR_PKG_TMPDIR PKG_TMPDIR 268f_variable_new VAR_PORTS_PATH ports 269f_variable_new VAR_RELNAME releaseName 270f_variable_new VAR_SLOW_ETHER slowEthernetCard 271f_variable_new VAR_TRY_DHCP tryDHCP 272f_variable_new VAR_TRY_RTSOL tryRTSOL 273f_variable_new VAR_UFS_PATH ufs 274f_variable_new VAR_USER user 275f_variable_new VAR_USER_ACCOUNT_EXPIRE userAccountExpire 276f_variable_new VAR_USER_DOTFILES_CREATE userDotfilesCreate 277f_variable_new VAR_USER_GECOS userGecos 278f_variable_new VAR_USER_GID userGid 279f_variable_new VAR_USER_GROUPS userGroups 280f_variable_new VAR_USER_GROUP_DELETE userGroupDelete 281f_variable_new VAR_USER_HOME userHome 282f_variable_new VAR_USER_HOME_CREATE userHomeCreate 283f_variable_new VAR_USER_HOME_DELETE userHomeDelete 284f_variable_new VAR_USER_LOGIN_CLASS userLoginClass 285f_variable_new VAR_USER_PASSWORD userPassword 286f_variable_new VAR_USER_PASSWORD_EXPIRE userPasswordExpire 287f_variable_new VAR_USER_SHELL userShell 288f_variable_new VAR_USER_UID userUid 289f_variable_new VAR_ZFSINTERACTIVE zfsInteractive 290 291# 292# Self-initialize unless requested otherwise 293# 294f_dprintf "%s: VARIABLE_SELF_INITIALIZE=[%s]" \ 295 variable.subr "$VARIABLE_SELF_INITIALIZE" 296case "$VARIABLE_SELF_INITIALIZE" in 297""|0|[Nn][Oo]|[Oo][Ff][Ff]|[Ff][Aa][Ll][Ss][Ee]) : do nothing ;; 298*) f_variable_set_defaults 299esac 300 301f_dprintf "%s: Successfully loaded." variable.subr 302 303fi # ! $_VARIABLE_SUBR 304