summaryrefslogtreecommitdiff
path: root/classes/image.bbclass
blob: ab580312bb4a0122ceb45ff7f2727680bcf2ca7e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
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
115
116
117
118
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
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
inherit rootfs_${IMAGE_PKGTYPE}

LICENSE = "MIT"
PACKAGES = ""

#
# udev, devfsd, busybox-mdev (from busybox) or none
#
IMAGE_DEV_MANAGER ?= "${@base_contains("MACHINE_FEATURES", "kernel26",  "udev","",d)} "
#
# sysvinit, upstart
#
IMAGE_INIT_MANAGER ?= "sysvinit sysvinit-pidof"
IMAGE_INITSCRIPTS ?= "initscripts"
#
# tinylogin, getty
#
IMAGE_LOGIN_MANAGER ?= "tinylogin"

IMAGE_KEEPROOTFS ?= ""
IMAGE_KEEPROOTFS[doc] = "Set to non-empty to keep ${IMAGE_ROOTFS} around after image creation."

IMAGE_BOOT ?= "${IMAGE_INITSCRIPTS} \
${IMAGE_DEV_MANAGER} \
${IMAGE_INIT_MANAGER} \
${IMAGE_LOGIN_MANAGER} "

RDEPENDS += "${IMAGE_INSTALL} ${IMAGE_BOOT}"

# "export IMAGE_BASENAME" not supported at this time
IMAGE_BASENAME[export] = "1"
export PACKAGE_INSTALL ?= "${IMAGE_INSTALL} ${IMAGE_BOOT}"

# We need to recursively follow RDEPENDS and RRECOMMENDS for images
do_rootfs[recrdeptask] += "do_deploy do_populate_staging"

# Images are generally built explicitly, do not need to be part of world.
EXCLUDE_FROM_WORLD = "1"

USE_DEVFS ?= "0"

PID = "${@os.getpid()}"

PACKAGE_ARCH = "${MACHINE_ARCH}"

do_rootfs[depends] += "makedevs-native:do_populate_staging fakeroot-native:do_populate_staging"

python () {
    import bb

    deps = bb.data.getVarFlag('do_rootfs', 'depends', d) or ""
    for type in (bb.data.getVar('IMAGE_FSTYPES', d, True) or "").split():
        for dep in ((bb.data.getVar('IMAGE_DEPENDS_%s' % type, d) or "").split() or []):
            deps += " %s:do_populate_staging" % dep
    for dep in (bb.data.getVar('EXTRA_IMAGEDEPENDS', d, True) or "").split():
        deps += " %s:do_populate_staging" % dep
    bb.data.setVarFlag('do_rootfs', 'depends', deps, d)

    runtime_mapping_rename("PACKAGE_INSTALL", d)
}

#
# Get a list of files containing tables of devices to be created.
# * IMAGE_DEVICE_TABLE is the old name to an absolute path to a device table file
# * IMAGE_DEVICE_TABLES is a new name for a file, or list of files, searched
#   for in the BBPATH
# If neither are specified then the default name of files/device_table-minimal.txt
# is searched for in the BBPATH (same as the old version.)
#
def get_devtable_list(d):
    import bb
    devtable = bb.data.getVar('IMAGE_DEVICE_TABLE', d, 1)
    if devtable != None:
        return devtable
    devtables = bb.data.getVar('IMAGE_DEVICE_TABLES', d, 1)
    if devtables == None:
        devtables = 'files/device_table-minimal.txt'
    return " ".join([ bb.which(bb.data.getVar('BBPATH', d, 1), devtable)
                      for devtable in devtables.split() ])

def get_imagecmds(d):
    import bb
    cmds = "\n"
    old_overrides = bb.data.getVar('OVERRIDES', d, 0)
    for type in bb.data.getVar('IMAGE_FSTYPES', d, True).split():
        localdata = bb.data.createCopy(d)
        bb.data.setVar('OVERRIDES', '%s:%s' % (type, old_overrides), localdata)
        bb.data.update_data(localdata)
        cmd  = "\t#Code for image type " + type + "\n"
        cmd += "\t${IMAGE_CMD_" + type + "}\n"
        cmd += "\tcd ${DEPLOY_DIR_IMAGE}/\n"
        cmd += "\trm -f ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}." + type + "\n"
        cmd += "\tln -s ${IMAGE_NAME}.rootfs." + type + " ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}." + type + "\n\n"
        cmds += bb.data.expand(cmd, localdata)
    return cmds

IMAGE_POSTPROCESS_COMMAND ?= ""
MACHINE_POSTPROCESS_COMMAND ?= ""
ROOTFS_POSTPROCESS_COMMAND ?= ""

# some default locales
IMAGE_LINGUAS ?= "de-de fr-fr en-gb"

LINGUAS_INSTALL = "${@" ".join(map(lambda s: "locale-base-%s" % s, bb.data.getVar('IMAGE_LINGUAS', d, 1).split()))}"

do_rootfs[nostamp] = "1"
do_rootfs[dirs] = "${TOPDIR}"
do_build[nostamp] = "1"

# Must call real_do_rootfs() from inside here, rather than as a separate
# task, so that we have a single fakeroot context for the whole process.
fakeroot do_rootfs () {
	set -x
	rm -rf ${IMAGE_ROOTFS}
	mkdir -p ${IMAGE_ROOTFS}
	mkdir -p ${DEPLOY_DIR_IMAGE}

	if [ "${USE_DEVFS}" != "1" ]; then
		for devtable in ${@get_devtable_list(d)}; do
			makedevs -r ${IMAGE_ROOTFS} -D $devtable
		done
	fi

	rootfs_${IMAGE_PKGTYPE}_do_rootfs

	insert_feed_uris

	${IMAGE_PREPROCESS_COMMAND}

	ROOTFS_SIZE=`du -ks ${IMAGE_ROOTFS}|awk '{size = ${IMAGE_EXTRA_SPACE} + $1; print (size > ${IMAGE_ROOTFS_SIZE} ? size : ${IMAGE_ROOTFS_SIZE}) }'`
	${@get_imagecmds(d)}

	${IMAGE_POSTPROCESS_COMMAND}
	
	${MACHINE_POSTPROCESS_COMMAND}
	${@['rm -rf ${IMAGE_ROOTFS}', ''][bool(d.getVar("IMAGE_KEEPROOTFS", 1))]}
}

do_deploy_to[nostamp] = "1"
do_deploy_to () {
	# A standalone task to deploy built image to the location specified
	# by DEPLOY_TO variable (likely passed via environment).
	# Assumes ${IMAGE_FSTYPES} is a single value!
	cp "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.${IMAGE_FSTYPES}" ${DEPLOY_TO}
}

insert_feed_uris () {
	
	echo "Building feeds for [${DISTRO}].."

	for line in ${FEED_URIS}
	do
		# strip leading and trailing spaces/tabs, then split into name and uri
		line_clean="`echo "$line"|sed 's/^[ \t]*//;s/[ \t]*$//'`"
		feed_name="`echo "$line_clean" | sed -n 's/\(.*\)##\(.*\)/\1/p'`"
		feed_uri="`echo "$line_clean" | sed -n 's/\(.*\)##\(.*\)/\2/p'`"
		
		echo "Added $feed_name feed with URL $feed_uri"
		
		# insert new feed-sources
		echo "src/gz $feed_name $feed_uri" >> ${IMAGE_ROOTFS}/etc/opkg/${feed_name}-feed.conf
	done

	# Allow to use package deploy directory contents as quick devel-testing
	# feed. This creates individual feed configs for each arch subdir of those
	# specified as compatible for the current machine.
	# NOTE: Development-helper feature, NOT a full-fledged feed.
	if [ -n "${FEED_DEPLOYDIR_BASE_URI}" ]; then
	    for arch in ${PACKAGE_ARCHS}
	    do
		echo "src/gz local-$arch ${FEED_DEPLOYDIR_BASE_URI}/$arch" >> ${IMAGE_ROOTFS}/etc/opkg/local-$arch-feed.conf
	    done
	fi
}

log_check() {
	set +x
	for target in $*
	do
		lf_path="${WORKDIR}/temp/log.do_$target.${PID}"
		
		echo "log_check: Using $lf_path as logfile"
		
		if test -e "$lf_path"
		then
			rootfs_${IMAGE_PKGTYPE}_log_check $target $lf_path
		else
			echo "Cannot find logfile [$lf_path]"
		fi
		echo "Logfile is clean"
	done

	set -x
}

# set '*' as the rootpassword so the images
# can decide if they want it or not

zap_root_password () {
	sed 's%^root:[^:]*:%root:*:%' < ${IMAGE_ROOTFS}/etc/passwd >${IMAGE_ROOTFS}/etc/passwd.new
	mv ${IMAGE_ROOTFS}/etc/passwd.new ${IMAGE_ROOTFS}/etc/passwd
} 

create_etc_timestamp() {
	date +%2m%2d%2H%2M%Y >${IMAGE_ROOTFS}/etc/timestamp
}

# Turn any symbolic /sbin/init link into a file
remove_init_link () {
	if [ -h ${IMAGE_ROOTFS}/sbin/init ]; then
		LINKFILE=${IMAGE_ROOTFS}`readlink ${IMAGE_ROOTFS}/sbin/init`
		rm ${IMAGE_ROOTFS}/sbin/init
		cp $LINKFILE ${IMAGE_ROOTFS}/sbin/init
	fi
}

make_zimage_symlink_relative () {
	if [ -L ${IMAGE_ROOTFS}/boot/zImage ]; then
		(cd ${IMAGE_ROOTFS}/boot/ && for i in `ls zImage-* | sort`; do ln -sf $i zImage; done)
	fi
}

# Make login manager(s) enable automatic login.
# Useful for devices where we do not want to log in at all (e.g. phones)
set_image_autologin () {
        sed -i 's%^AUTOLOGIN=\"false"%AUTOLOGIN="true"%g' ${IMAGE_ROOTFS}/etc/sysconfig/gpelogin
}

# Can be use to create /etc/timestamp during image construction to give a reasonably 
# sane default time setting
rootfs_update_timestamp () {
	date "+%m%d%H%M%Y" >${IMAGE_ROOTFS}/etc/timestamp
}

# Install locales into image for every entry in IMAGE_LINGUAS
install_linguas() {
if [ -e ${IMAGE_ROOTFS}/usr/bin/opkg-cl ] ; then
	OPKG="opkg-cl ${IPKG_ARGS}"

	${OPKG} update || true
	${OPKG} list_installed | awk '{print $1}' |sort | uniq > /tmp/installed-packages

	for i in $(cat /tmp/installed-packages | grep -v locale) ; do
		for translation in ${IMAGE_LINGUAS}; do
			translation_split=$(echo ${translation} | awk -F '-' '{print $1}')
			echo ${i}-locale-${translation}
			echo ${i}-locale-${translation_split}
		done
	done | sort | uniq > /tmp/wanted-locale-packages

	${OPKG} list | awk '{print $1}' |grep locale |sort | uniq > /tmp/available-locale-packages

	cat /tmp/wanted-locale-packages /tmp/available-locale-packages | sort | uniq -d > /tmp/pending-locale-packages

	cat /tmp/pending-locale-packages | xargs ${OPKG} -nodeps install
	rm -f ${IMAGE_ROOTFS}${libdir}/opkg/lists/*

    for i in ${IMAGE_ROOTFS}${libdir}/opkg/info/*.preinst; do
        if [ -f $i ] && ! sh $i; then
            opkg-cl ${IPKG_ARGS} flag unpacked `basename $i .preinst`
        fi
    done

    for i in ${IMAGE_ROOTFS}${libdir}/opkg/info/*.postinst; do
        if [ -f $i ] && ! sh $i configure; then
            opkg-cl ${IPKG_ARGS} flag unpacked `basename $i .postinst`
        fi
    done

fi
}

# export the zap_root_password, create_etc_timestamp and remote_init_link
EXPORT_FUNCTIONS zap_root_password create_etc_timestamp remove_init_link do_rootfs make_zimage_symlink_relative set_image_autologin rootfs_update_timestamp install_linguas

addtask rootfs before do_build after do_install
addtask deploy_to after do_rootfs