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Revision 1.3 Revision 1.21
1# Copyright 1999-2011 Gentoo Foundation 1# Copyright 1999-2012 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/user.eclass,v 1.3 2011/10/27 07:49:53 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/user.eclass,v 1.21 2012/06/22 18:57:33 axs Exp $
4 4
5# @ECLASS: user.eclass 5# @ECLASS: user.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# base-system@gentoo.org (Linux) 7# base-system@gentoo.org (Linux)
8# Joe Jezak <josejx@gmail.com> (OS X) 8# Joe Jezak <josejx@gmail.com> (OS X)
… …
11# @BLURB: user management in ebuilds 11# @BLURB: user management in ebuilds
12# @DESCRIPTION: 12# @DESCRIPTION:
13# The user eclass contains a suite of functions that allow ebuilds 13# The user eclass contains a suite of functions that allow ebuilds
14# to quickly make sure users in the installed system are sane. 14# to quickly make sure users in the installed system are sane.
15 15
16if [[ ${___ECLASS_ONCE_USER} != "recur -_+^+_- spank" ]] ; then
17___ECLASS_ONCE_USER="recur -_+^+_- spank"
18
16# @FUNCTION: _assert_pkg_ebuild_phase 19# @FUNCTION: _assert_pkg_ebuild_phase
17# @INTERNAL 20# @INTERNAL
18# @USAGE: <calling func name> 21# @USAGE: <calling func name>
19_assert_pkg_ebuild_phase() { 22_assert_pkg_ebuild_phase() {
20 case ${EBUILD_PHASE} in 23 case ${EBUILD_PHASE} in
21 unpack|prepare|configure|compile|test|install) 24 setup|preinst|postinst) ;;
25 *)
22 eerror "'$1()' called from '${EBUILD_PHASE}()' which is not a pkg_* function." 26 eerror "'$1()' called from '${EBUILD_PHASE}' phase which is not OK:"
27 eerror "You may only call from pkg_{setup,preinst,postinst} functions."
23 eerror "Package fails at QA and at life. Please file a bug." 28 eerror "Package fails at QA and at life. Please file a bug."
24 die "Bad package! $1 is only for use in pkg_* functions!" 29 die "Bad package! $1 is only for use in some pkg_* functions!"
25 esac 30 esac
26} 31}
27 32
28# @FUNCTION: egetent 33# @FUNCTION: egetent
29# @USAGE: <database> <key> 34# @USAGE: <database> <key>
30# @DESCRIPTION: 35# @DESCRIPTION:
31# Small wrapper for getent (Linux), nidump (< Mac OS X 10.5), 36# Small wrapper for getent (Linux), nidump (< Mac OS X 10.5),
32# dscl (Mac OS X 10.5), and pw (FreeBSD) used in enewuser()/enewgroup(). 37# dscl (Mac OS X 10.5), and pw (FreeBSD) used in enewuser()/enewgroup().
38#
39# Supported databases: group passwd
33egetent() { 40egetent() {
41 local db=$1 key=$2
42
43 [[ $# -ge 3 ]] && die "usage: egetent <database> <key>"
44
45 case ${db} in
46 passwd|group) ;;
47 *) die "sorry, database '${db}' not yet supported; file a bug" ;;
48 esac
49
34 case ${CHOST} in 50 case ${CHOST} in
35 *-darwin[678]) 51 *-darwin[678])
36 case "$2" in 52 case ${key} in
37 *[!0-9]*) # Non numeric 53 *[!0-9]*) # Non numeric
38 nidump $1 . | awk -F":" "{ if (\$1 ~ /^$2\$/) {print \$0;exit;} }" 54 nidump ${db} . | awk -F: "(\$1 ~ /^${key}\$/) {print;exit;}"
39 ;; 55 ;;
40 *) # Numeric 56 *) # Numeric
41 nidump $1 . | awk -F":" "{ if (\$3 == $2) {print \$0;exit;} }" 57 nidump ${db} . | awk -F: "(\$3 == ${key}) {print;exit;}"
42 ;; 58 ;;
43 esac 59 esac
44 ;; 60 ;;
45 *-darwin*) 61 *-darwin*)
46 local mytype=$1 62 local mykey
47 [[ "passwd" == $mytype ]] && mytype="Users"
48 [[ "group" == $mytype ]] && mytype="Groups"
49 case "$2" in 63 case ${db} in
64 passwd) db="Users" mykey="UniqueID" ;;
65 group) db="Groups" mykey="PrimaryGroupID" ;;
66 esac
67
68 case ${key} in
50 *[!0-9]*) # Non numeric 69 *[!0-9]*) # Non numeric
51 dscl . -read /$mytype/$2 2>/dev/null |grep RecordName 70 dscl . -read /${db}/${key} 2>/dev/null |grep RecordName
52 ;; 71 ;;
53 *) # Numeric 72 *) # Numeric
54 local mykey="UniqueID"
55 [[ $mytype == "Groups" ]] && mykey="PrimaryGroupID"
56 dscl . -search /$mytype $mykey $2 2>/dev/null 73 dscl . -search /${db} ${mykey} ${key} 2>/dev/null
57 ;; 74 ;;
58 esac 75 esac
59 ;; 76 ;;
60 *-freebsd*|*-dragonfly*) 77 *-freebsd*|*-dragonfly*)
61 local opts action="user" 78 case ${db} in
62 [[ $1 == "passwd" ]] || action="group" 79 passwd) db="user" ;;
80 *) ;;
81 esac
63 82
64 # lookup by uid/gid 83 # lookup by uid/gid
84 local opts
65 if [[ $2 == [[:digit:]]* ]] ; then 85 if [[ ${key} == [[:digit:]]* ]] ; then
66 [[ ${action} == "user" ]] && opts="-u" || opts="-g" 86 [[ ${db} == "user" ]] && opts="-u" || opts="-g"
67 fi 87 fi
68 88
69 pw show ${action} ${opts} "$2" -q 89 pw show ${db} ${opts} "${key}" -q
70 ;; 90 ;;
71 *-netbsd*|*-openbsd*) 91 *-netbsd*|*-openbsd*)
72 grep "$2:\*:" /etc/$1 92 grep "${key}:\*:" /etc/${db}
73 ;; 93 ;;
74 *) 94 *)
75 # ignore output if nscd doesn't exist, or we're not running as root 95 # ignore output if nscd doesn't exist, or we're not running as root
76 nscd -i "$1" 2>/dev/null 96 nscd -i "${db}" 2>/dev/null
77 getent "$1" "$2" 97 getent "${db}" "${key}"
78 ;; 98 ;;
79 esac 99 esac
80} 100}
81 101
82# @FUNCTION: enewuser 102# @FUNCTION: enewuser
83# @USAGE: <user> [uid] [shell] [homedir] [groups] [params] 103# @USAGE: <user> [uid] [shell] [homedir] [groups]
84# @DESCRIPTION: 104# @DESCRIPTION:
85# Same as enewgroup, you are not required to understand how to properly add 105# Same as enewgroup, you are not required to understand how to properly add
86# a user to the system. The only required parameter is the username. 106# a user to the system. The only required parameter is the username.
87# Default uid is (pass -1 for this) next available, default shell is 107# Default uid is (pass -1 for this) next available, default shell is
88# /bin/false, default homedir is /dev/null, there are no default groups, 108# /bin/false, default homedir is /dev/null, and there are no default groups.
89# and default params sets the comment as 'added by portage for ${PN}'.
90enewuser() { 109enewuser() {
91 _assert_pkg_ebuild_phase enewuser 110 _assert_pkg_ebuild_phase ${FUNCNAME}
92 111
93 # get the username 112 # get the username
94 local euser=$1; shift 113 local euser=$1; shift
95 if [[ -z ${euser} ]] ; then 114 if [[ -z ${euser} ]] ; then
96 eerror "No username specified !" 115 eerror "No username specified !"
… …
102 return 0 121 return 0
103 fi 122 fi
104 einfo "Adding user '${euser}' to your system ..." 123 einfo "Adding user '${euser}' to your system ..."
105 124
106 # options to pass to useradd 125 # options to pass to useradd
107 local opts= 126 local opts=()
108 127
109 # handle uid 128 # handle uid
110 local euid=$1; shift 129 local euid=$1; shift
111 if [[ -n ${euid} && ${euid} != -1 ]] ; then 130 if [[ -n ${euid} && ${euid} != -1 ]] ; then
112 if [[ ${euid} -gt 0 ]] ; then 131 if [[ ${euid} -gt 0 ]] ; then
… …
123 if [[ ${euid} == "next" ]] ; then 142 if [[ ${euid} == "next" ]] ; then
124 for ((euid = 101; euid <= 999; euid++)); do 143 for ((euid = 101; euid <= 999; euid++)); do
125 [[ -z $(egetent passwd ${euid}) ]] && break 144 [[ -z $(egetent passwd ${euid}) ]] && break
126 done 145 done
127 fi 146 fi
128 opts="${opts} -u ${euid}" 147 opts+=( -u ${euid} )
129 einfo " - Userid: ${euid}" 148 einfo " - Userid: ${euid}"
130 149
131 # handle shell 150 # handle shell
132 local eshell=$1; shift 151 local eshell=$1; shift
133 if [[ ! -z ${eshell} ]] && [[ ${eshell} != "-1" ]] ; then 152 if [[ ! -z ${eshell} ]] && [[ ${eshell} != "-1" ]] ; then
… …
138 if [[ ${eshell} == */false || ${eshell} == */nologin ]] ; then 157 if [[ ${eshell} == */false || ${eshell} == */nologin ]] ; then
139 eerror "Do not specify ${eshell} yourself, use -1" 158 eerror "Do not specify ${eshell} yourself, use -1"
140 die "Pass '-1' as the shell parameter" 159 die "Pass '-1' as the shell parameter"
141 fi 160 fi
142 else 161 else
143 for shell in /sbin/nologin /usr/sbin/nologin /bin/false /usr/bin/false /dev/null ; do 162 for eshell in /sbin/nologin /usr/sbin/nologin /bin/false /usr/bin/false /dev/null ; do
144 [[ -x ${ROOT}${shell} ]] && break 163 [[ -x ${ROOT}${eshell} ]] && break
145 done 164 done
146 165
147 if [[ ${shell} == "/dev/null" ]] ; then 166 if [[ ${eshell} == "/dev/null" ]] ; then
148 eerror "Unable to identify the shell to use, proceeding with userland default." 167 eerror "Unable to identify the shell to use, proceeding with userland default."
149 case ${USERLAND} in 168 case ${USERLAND} in
150 GNU) shell="/bin/false" ;; 169 GNU) eshell="/bin/false" ;;
151 BSD) shell="/sbin/nologin" ;; 170 BSD) eshell="/sbin/nologin" ;;
152 Darwin) shell="/usr/sbin/nologin" ;; 171 Darwin) eshell="/usr/sbin/nologin" ;;
153 *) die "Unable to identify the default shell for userland ${USERLAND}" 172 *) die "Unable to identify the default shell for userland ${USERLAND}"
154 esac 173 esac
155 fi 174 fi
156
157 eshell=${shell}
158 fi 175 fi
159 einfo " - Shell: ${eshell}" 176 einfo " - Shell: ${eshell}"
160 opts="${opts} -s ${eshell}" 177 opts+=( -s "${eshell}" )
161 178
162 # handle homedir 179 # handle homedir
163 local ehome=$1; shift 180 local ehome=$1; shift
164 if [[ -z ${ehome} ]] || [[ ${ehome} == "-1" ]] ; then 181 if [[ -z ${ehome} ]] || [[ ${ehome} == "-1" ]] ; then
165 ehome="/dev/null" 182 ehome="/dev/null"
166 fi 183 fi
167 einfo " - Home: ${ehome}" 184 einfo " - Home: ${ehome}"
168 opts="${opts} -d ${ehome}" 185 opts+=( -d "${ehome}" )
169 186
170 # handle groups 187 # handle groups
171 local egroups=$1; shift 188 local egroups=$1; shift
172 if [[ ! -z ${egroups} ]] ; then 189 local g egroups_arr
173 local oldifs=${IFS} 190 IFS="," read -r -a egroups_arr <<<"${egroups}"
191 shift
192 if [[ ${#egroups_arr[@]} -gt 0 ]] ; then
174 local defgroup="" exgroups="" 193 local defgroup exgroups
175
176 export IFS=","
177 for g in ${egroups} ; do 194 for g in "${egroups_arr[@]}" ; do
178 export IFS=${oldifs}
179 if [[ -z $(egetent group "${g}") ]] ; then 195 if [[ -z $(egetent group "${g}") ]] ; then
180 eerror "You must add group ${g} to the system first" 196 eerror "You must add group ${g} to the system first"
181 die "${g} is not a valid GID" 197 die "${g} is not a valid GID"
182 fi 198 fi
183 if [[ -z ${defgroup} ]] ; then 199 if [[ -z ${defgroup} ]] ; then
184 defgroup=${g} 200 defgroup=${g}
185 else 201 else
186 exgroups="${exgroups},${g}" 202 exgroups+=",${g}"
187 fi 203 fi
188 export IFS=","
189 done 204 done
190 export IFS=${oldifs}
191
192 opts="${opts} -g ${defgroup}" 205 opts+=( -g "${defgroup}" )
193 if [[ ! -z ${exgroups} ]] ; then 206 if [[ ! -z ${exgroups} ]] ; then
194 opts="${opts} -G ${exgroups:1}" 207 opts+=( -G "${exgroups:1}" )
208 fi
195 fi 209 fi
210 einfo " - Groups: ${egroups:-(none)}"
211
212 # handle extra args
213 if [[ $# -gt 0 ]] ; then
214 die "extra arguments no longer supported; please file a bug"
196 else 215 else
197 egroups="(none)" 216 local comment="added by portage for ${PN}"
217 opts+=( -c "${comment}" )
218 einfo " - GECOS: ${comment}"
198 fi 219 fi
199 einfo " - Groups: ${egroups}"
200 220
201 # handle extra and add the user 221 # add the user
202 local oldsandbox=${SANDBOX_ON}
203 export SANDBOX_ON="0"
204 case ${CHOST} in 222 case ${CHOST} in
205 *-darwin*) 223 *-darwin*)
206 ### Make the user 224 ### Make the user
207 if [[ -z $@ ]] ; then
208 dscl . create /users/${euser} uid ${euid} 225 dscl . create "/users/${euser}" uid ${euid}
209 dscl . create /users/${euser} shell ${eshell} 226 dscl . create "/users/${euser}" shell "${eshell}"
210 dscl . create /users/${euser} home ${ehome} 227 dscl . create "/users/${euser}" home "${ehome}"
211 dscl . create /users/${euser} realname "added by portage for ${PN}" 228 dscl . create "/users/${euser}" realname "added by portage for ${PN}"
212 ### Add the user to the groups specified 229 ### Add the user to the groups specified
213 local oldifs=${IFS}
214 export IFS=","
215 for g in ${egroups} ; do 230 for g in "${egroups_arr[@]}" ; do
216 dscl . merge /groups/${g} users ${euser} 231 dscl . merge "/groups/${g}" users "${euser}"
217 done 232 done
218 export IFS=${oldifs}
219 else
220 einfo "Extra options are not supported on Darwin yet"
221 einfo "Please report the ebuild along with the info below"
222 einfo "eextra: $@"
223 die "Required function missing"
224 fi
225 ;; 233 ;;
234
226 *-freebsd*|*-dragonfly*) 235 *-freebsd*|*-dragonfly*)
227 if [[ -z $@ ]] ; then 236 pw useradd "${euser}" "${opts[@]}" || die
228 pw useradd ${euser} ${opts} \
229 -c "added by portage for ${PN}" \
230 die "enewuser failed"
231 else
232 einfo " - Extra: $@"
233 pw useradd ${euser} ${opts} \
234 "$@" || die "enewuser failed"
235 fi
236 ;; 237 ;;
237 238
238 *-netbsd*) 239 *-netbsd*)
239 if [[ -z $@ ]] ; then 240 useradd "${opts[@]}" "${euser}" || die
240 useradd ${opts} ${euser} || die "enewuser failed"
241 else
242 einfo " - Extra: $@"
243 useradd ${opts} ${euser} "$@" || die "enewuser failed"
244 fi
245 ;; 241 ;;
246 242
247 *-openbsd*) 243 *-openbsd*)
248 if [[ -z $@ ]] ; then 244 # all ops the same, except the -g vs -g/-G ...
249 useradd -u ${euid} -s ${eshell} \ 245 useradd -u ${euid} -s "${eshell}" \
250 -d ${ehome} -c "Added by portage for ${PN}" \ 246 -d "${ehome}" -g "${egroups}" "${euser}" || die
251 -g ${egroups} ${euser} || die "enewuser failed"
252 else
253 einfo " - Extra: $@"
254 useradd -u ${euid} -s ${eshell} \
255 -d ${ehome} -c "Added by portage for ${PN}" \
256 -g ${egroups} ${euser} "$@" || die "enewuser failed"
257 fi
258 ;; 247 ;;
259 248
260 *) 249 *)
261 if [[ -z $@ ]] ; then 250 useradd -r "${opts[@]}" "${euser}" || die
262 useradd -r ${opts} \
263 -c "added by portage for ${PN}" \
264 ${euser} \
265 || die "enewuser failed"
266 else
267 einfo " - Extra: $@"
268 useradd -r ${opts} "$@" \
269 ${euser} \
270 || die "enewuser failed"
271 fi
272 ;; 251 ;;
273 esac 252 esac
274 253
275 if [[ ! -e ${ROOT}/${ehome} ]] ; then 254 if [[ ! -e ${ROOT}/${ehome} ]] ; then
276 einfo " - Creating ${ehome} in ${ROOT}" 255 einfo " - Creating ${ehome} in ${ROOT}"
277 mkdir -p "${ROOT}/${ehome}" 256 mkdir -p "${ROOT}/${ehome}"
278 chown ${euser} "${ROOT}/${ehome}" 257 chown "${euser}" "${ROOT}/${ehome}"
279 chmod 755 "${ROOT}/${ehome}" 258 chmod 755 "${ROOT}/${ehome}"
280 fi 259 fi
281
282 export SANDBOX_ON=${oldsandbox}
283} 260}
284 261
285# @FUNCTION: enewgroup 262# @FUNCTION: enewgroup
286# @USAGE: <group> [gid] 263# @USAGE: <group> [gid]
287# @DESCRIPTION: 264# @DESCRIPTION:
288# This function does not require you to understand how to properly add a 265# This function does not require you to understand how to properly add a
289# group to the system. Just give it a group name to add and enewgroup will 266# group to the system. Just give it a group name to add and enewgroup will
290# do the rest. You may specify the gid for the group or allow the group to 267# do the rest. You may specify the gid for the group or allow the group to
291# allocate the next available one. 268# allocate the next available one.
292enewgroup() { 269enewgroup() {
293 _assert_pkg_ebuild_phase enewgroup 270 _assert_pkg_ebuild_phase ${FUNCNAME}
294 271
295 # get the group 272 # get the group
296 local egroup="$1"; shift 273 local egroup=$1; shift
297 if [ -z "${egroup}" ] 274 if [[ -z ${egroup} ]] ; then
298 then
299 eerror "No group specified !" 275 eerror "No group specified !"
300 die "Cannot call enewgroup without a group" 276 die "Cannot call enewgroup without a group"
301 fi 277 fi
302 278
303 # see if group already exists 279 # see if group already exists
304 if [[ -n $(egetent group "${egroup}") ]]; then 280 if [[ -n $(egetent group "${egroup}") ]] ; then
305 return 0 281 return 0
306 fi 282 fi
307 einfo "Adding group '${egroup}' to your system ..." 283 einfo "Adding group '${egroup}' to your system ..."
308 284
309 # options to pass to useradd
310 local opts=
311
312 # handle gid 285 # handle gid
313 local egid="$1"; shift 286 local egid=$1; shift
314 if [ ! -z "${egid}" ] 287 if [[ ! -z ${egid} ]] ; then
315 then
316 if [ "${egid}" -gt 0 ] 288 if [[ ${egid} -gt 0 ]] ; then
317 then
318 if [ -z "`egetent group ${egid}`" ] 289 if [[ -n $(egetent group ${egid}) ]] ; then
319 then
320 if [[ "${CHOST}" == *-darwin* ]]; then
321 opts="${opts} ${egid}"
322 else
323 opts="${opts} -g ${egid}"
324 fi
325 else
326 egid="next available; requested gid taken" 290 egid="next available; requested gid taken"
327 fi 291 fi
328 else 292 else
329 eerror "Groupid given but is not greater than 0 !" 293 eerror "Groupid given but is not greater than 0 !"
330 die "${egid} is not a valid GID" 294 die "${egid} is not a valid GID"
… …
333 egid="next available" 297 egid="next available"
334 fi 298 fi
335 einfo " - Groupid: ${egid}" 299 einfo " - Groupid: ${egid}"
336 300
337 # handle extra 301 # handle extra
338 local eextra="$@" 302 if [[ $# -gt 0 ]] ; then
339 opts="${opts} ${eextra}" 303 die "extra arguments no longer supported; please file a bug"
340
341 # add the group
342 local oldsandbox="${SANDBOX_ON}"
343 export SANDBOX_ON="0"
344 case ${CHOST} in
345 *-darwin*)
346 if [ ! -z "${eextra}" ];
347 then
348 einfo "Extra options are not supported on Darwin/OS X yet"
349 einfo "Please report the ebuild along with the info below"
350 einfo "eextra: ${eextra}"
351 die "Required function missing"
352 fi 304 fi
353 305
354 # If we need the next available 306 # Some targets need to find the next available GID manually
355 case ${egid} in 307 _enewgroup_next_gid() {
356 *[!0-9]*) # Non numeric 308 if [[ ${egid} == *[!0-9]* ]] ; then
309 # Non numeric
357 for ((egid = 101; egid <= 999; egid++)); do 310 for ((egid = 101; egid <= 999; egid++)) ; do
358 [[ -z $(egetent group ${egid}) ]] && break 311 [[ -z $(egetent group ${egid}) ]] && break
359 done 312 done
360 esac 313 fi
314 }
315
316 # add the group
317 case ${CHOST} in
318 *-darwin*)
319 _enewgroup_next_gid
361 dscl . create /groups/${egroup} gid ${egid} 320 dscl . create "/groups/${egroup}" gid ${egid}
362 dscl . create /groups/${egroup} passwd '*' 321 dscl . create "/groups/${egroup}" passwd '*'
363 ;; 322 ;;
364 323
365 *-freebsd*|*-dragonfly*) 324 *-freebsd*|*-dragonfly*)
366 case ${egid} in 325 _enewgroup_next_gid
367 *[!0-9]*) # Non numeric
368 for ((egid = 101; egid <= 999; egid++)); do
369 [[ -z $(egetent group ${egid}) ]] && break
370 done
371 esac
372 pw groupadd ${egroup} -g ${egid} || die "enewgroup failed" 326 pw groupadd "${egroup}" -g ${egid} || die
373 ;; 327 ;;
374 328
375 *-netbsd*) 329 *-netbsd*)
376 case ${egid} in 330 _enewgroup_next_gid
377 *[!0-9]*) # Non numeric
378 for ((egid = 101; egid <= 999; egid++)); do
379 [[ -z $(egetent group ${egid}) ]] && break
380 done
381 esac
382 groupadd -g ${egid} ${egroup} || die "enewgroup failed" 331 groupadd -g ${egid} "${egroup}" || die
383 ;; 332 ;;
384 333
385 *) 334 *)
335 local opts
336 if [[ ${egid} == *[!0-9]* ]] ; then
337 # Non numeric; let groupadd figure out a GID for us
338 opts=""
339 else
340 opts="-g ${egid}"
341 fi
386 # We specify -r so that we get a GID in the system range from login.defs 342 # We specify -r so that we get a GID in the system range from login.defs
387 groupadd -r ${opts} ${egroup} || die "enewgroup failed" 343 groupadd -r ${opts} "${egroup}" || die
388 ;; 344 ;;
389 esac 345 esac
390 export SANDBOX_ON="${oldsandbox}"
391} 346}
392 347
348# @FUNCTION: egethome
349# @USAGE: <user>
350# @DESCRIPTION:
393# Gets the home directory for the specified user 351# Gets the home directory for the specified user.
394# it's a wrap around egetent as the position of the home directory in the line
395# varies depending on the os used.
396#
397# To use that, inherit eutils, not portability!
398egethome() { 352egethome() {
399 local pos 353 local pos
400 354
355 [[ $# -eq 1 ]] || die "usage: egethome <user>"
356
401 case ${CHOST} in 357 case ${CHOST} in
402 *-darwin*|*-freebsd*|*-dragonfly*) 358 *-darwin*|*-freebsd*|*-dragonfly*)
403 pos=9 359 pos=9
404 ;; 360 ;;
405 *) # Linux, NetBSD, OpenBSD, etc... 361 *) # Linux, NetBSD, OpenBSD, etc...
406 pos=6 362 pos=6
407 ;; 363 ;;
408 esac 364 esac
409 365
410 egetent passwd $1 | cut -d: -f${pos} 366 egetent passwd "$1" | cut -d: -f${pos}
411} 367}
412 368
369# @FUNCTION: egetshell
370# @USAGE: <user>
371# @DESCRIPTION:
413# Gets the shell for the specified user 372# Gets the shell for the specified user.
414# it's a wrap around egetent as the position of the home directory in the line
415# varies depending on the os used.
416#
417# To use that, inherit eutils, not portability!
418egetshell() { 373egetshell() {
419 local pos 374 local pos
420 375
376 [[ $# -eq 1 ]] || die "usage: egetshell <user>"
377
421 case ${CHOST} in 378 case ${CHOST} in
422 *-darwin*|*-freebsd*|*-dragonfly*) 379 *-darwin*|*-freebsd*|*-dragonfly*)
423 pos=10 380 pos=10
424 ;; 381 ;;
425 *) # Linux, NetBSD, OpenBSD, etc... 382 *) # Linux, NetBSD, OpenBSD, etc...
… …
428 esac 385 esac
429 386
430 egetent passwd "$1" | cut -d: -f${pos} 387 egetent passwd "$1" | cut -d: -f${pos}
431} 388}
432 389
433# Returns true if specified user has a shell that precludes logins 390# @FUNCTION: esethome
434# on whichever operating system. 391# @USAGE: <user> <homedir>
435is-login-disabled() { 392# @DESCRIPTION:
393# Update the home directory in a platform-agnostic way.
394# Required parameters is the username and the new home directory.
395# Specify -1 if you want to set home to the enewuser default
396# of /dev/null.
397# If the new home directory does not exist, it is created.
398# Any previously existing home directory is NOT moved.
399esethome() {
400 _assert_pkg_ebuild_phase ${FUNCNAME}
436 401
437 case $(egetshell "$1") in 402 # get the username
438 /bin/false|/usr/bin/false|/sbin/nologin|/usr/sbin/nologin) 403 local euser=$1; shift
404 if [[ -z ${euser} ]] ; then
405 eerror "No username specified !"
406 die "Cannot call esethome without a username"
407 fi
408
409 # lets see if the username already exists
410 if [[ -z $(egetent passwd "${euser}") ]] ; then
411 ewarn "User does not exist, cannot set home dir -- skipping."
439 return 0 ;; 412 return 1
413 fi
414
415 # handle homedir
416 local ehome=$1; shift
417 if [[ -z ${ehome} ]] ; then
418 eerror "No home directory specified !"
419 die "Cannot call esethome without a home directory or '-1'"
420 fi
421
422 if [[ ${ehome} == "-1" ]] ; then
423 ehome="/dev/null"
424 fi
425 einfo " - Home: ${ehome}"
426
427 # ensure home directory exists, otherwise update will fail
428 if [[ ! -e ${ROOT}/${ehome} ]] ; then
429 einfo " - Creating ${ehome} in ${ROOT}"
430 mkdir -p "${ROOT}/${ehome}"
431 chown "${euser}" "${ROOT}/${ehome}"
432 chmod 755 "${ROOT}/${ehome}"
433 fi
434
435 # update the home directory
436 case ${CHOST} in
437 *-darwin*)
438 dscl . change "/users/${euser}" home "${ehome}"
439 ;;
440
441 *-freebsd*|*-dragonfly*)
442 pw usermod "${euser}" -d "${ehome}" && return 0
443 [[ $? == 8 ]] && eerror "${euser} is in use, cannot update home"
444 eerror "There was an error when attempting to update the home directory for ${euser}"
445 eerror "Please update it manually on your system:"
446 eerror "\t pw usermod \"${euser}\" -d \"${ehome}\""
447 ;;
448
440 *) 449 *)
441 return 1 ;; 450 usermod -d "${ehome}" "${euser}" && return 0
451 [[ $? == 8 ]] && eerror "${euser} is in use, cannot update home"
452 eerror "There was an error when attempting to update the home directory for ${euser}"
453 eerror "Please update it manually on your system (as root):"
454 eerror "\t usermod -d \"${ehome}\" \"${euser}\""
455 ;;
442 esac 456 esac
443} 457}
458
459fi
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