diff options
Diffstat (limited to 'meta/classes/image-vm.bbclass')
-rw-r--r-- | meta/classes/image-vm.bbclass | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/meta/classes/image-vm.bbclass b/meta/classes/image-vm.bbclass deleted file mode 100644 index b52df9fbf5..0000000000 --- a/meta/classes/image-vm.bbclass +++ /dev/null | |||
@@ -1,171 +0,0 @@ | |||
1 | # image-vm.bbclass | ||
2 | # (loosly based off image-live.bbclass Copyright (C) 2004, Advanced Micro Devices, Inc.) | ||
3 | # | ||
4 | # Create an image which can be placed directly onto a harddisk using dd and then | ||
5 | # booted. | ||
6 | # | ||
7 | # This uses syslinux. extlinux would have been nice but required the ext2/3 | ||
8 | # partition to be mounted. grub requires to run itself as part of the install | ||
9 | # process. | ||
10 | # | ||
11 | # The end result is a 512 boot sector populated with an MBR and partition table | ||
12 | # followed by an msdos fat16 partition containing syslinux and a linux kernel | ||
13 | # completed by the ext2/3 rootfs. | ||
14 | # | ||
15 | # We have to push the msdos parition table size > 16MB so fat 16 is used as parted | ||
16 | # won't touch fat12 partitions. | ||
17 | |||
18 | inherit live-vm-common | ||
19 | |||
20 | do_bootdirectdisk[depends] += "dosfstools-native:do_populate_sysroot \ | ||
21 | virtual/kernel:do_deploy \ | ||
22 | syslinux:do_populate_sysroot \ | ||
23 | syslinux-native:do_populate_sysroot \ | ||
24 | parted-native:do_populate_sysroot \ | ||
25 | mtools-native:do_populate_sysroot \ | ||
26 | ${PN}:do_image_${VM_ROOTFS_TYPE} \ | ||
27 | " | ||
28 | |||
29 | IMAGE_TYPEDEP_vmdk = "${VM_ROOTFS_TYPE}" | ||
30 | IMAGE_TYPEDEP_vdi = "${VM_ROOTFS_TYPE}" | ||
31 | IMAGE_TYPEDEP_qcow2 = "${VM_ROOTFS_TYPE}" | ||
32 | IMAGE_TYPEDEP_hdddirect = "${VM_ROOTFS_TYPE}" | ||
33 | IMAGE_TYPES_MASKED += "vmdk vdi qcow2 hdddirect" | ||
34 | |||
35 | VM_ROOTFS_TYPE ?= "ext4" | ||
36 | ROOTFS ?= "${IMGDEPLOYDIR}/${IMAGE_LINK_NAME}.${VM_ROOTFS_TYPE}" | ||
37 | |||
38 | # Used by bootloader | ||
39 | LABELS_VM ?= "boot" | ||
40 | ROOT_VM ?= "root=/dev/sda2" | ||
41 | # Using an initramfs is optional. Enable it by setting INITRD_IMAGE_VM. | ||
42 | INITRD_IMAGE_VM ?= "" | ||
43 | INITRD_VM ?= "${@'${IMGDEPLOYDIR}/${INITRD_IMAGE_VM}-${MACHINE}.cpio.gz' if '${INITRD_IMAGE_VM}' else ''}" | ||
44 | do_bootdirectdisk[depends] += "${@'${INITRD_IMAGE_VM}:do_image_complete' if '${INITRD_IMAGE_VM}' else ''}" | ||
45 | |||
46 | BOOTDD_VOLUME_ID ?= "boot" | ||
47 | BOOTDD_EXTRA_SPACE ?= "16384" | ||
48 | |||
49 | DISK_SIGNATURE ?= "${DISK_SIGNATURE_GENERATED}" | ||
50 | DISK_SIGNATURE[vardepsexclude] = "DISK_SIGNATURE_GENERATED" | ||
51 | |||
52 | build_boot_dd() { | ||
53 | HDDDIR="${S}/hdd/boot" | ||
54 | HDDIMG="${S}/hdd.image" | ||
55 | IMAGE=${IMGDEPLOYDIR}/${IMAGE_NAME}.hdddirect | ||
56 | |||
57 | populate_kernel $HDDDIR | ||
58 | |||
59 | if [ "${PCBIOS}" = "1" ]; then | ||
60 | syslinux_hddimg_populate $HDDDIR | ||
61 | fi | ||
62 | if [ "${EFI}" = "1" ]; then | ||
63 | efi_hddimg_populate $HDDDIR | ||
64 | fi | ||
65 | |||
66 | BLOCKS=`du -bks $HDDDIR | cut -f 1` | ||
67 | BLOCKS=`expr $BLOCKS + ${BOOTDD_EXTRA_SPACE}` | ||
68 | |||
69 | # Remove it since mkdosfs would fail when it exists | ||
70 | rm -f $HDDIMG | ||
71 | mkdosfs -n ${BOOTDD_VOLUME_ID} ${MKDOSFS_EXTRAOPTS} -C $HDDIMG $BLOCKS | ||
72 | mcopy -i $HDDIMG -s $HDDDIR/* ::/ | ||
73 | |||
74 | if [ "${PCBIOS}" = "1" ]; then | ||
75 | syslinux_hdddirect_install $HDDIMG | ||
76 | fi | ||
77 | chmod 644 $HDDIMG | ||
78 | |||
79 | ROOTFSBLOCKS=`du -Lbks ${ROOTFS} | cut -f 1` | ||
80 | TOTALSIZE=`expr $BLOCKS + $ROOTFSBLOCKS` | ||
81 | END1=`expr $BLOCKS \* 1024` | ||
82 | END2=`expr $END1 + 512` | ||
83 | END3=`expr \( $ROOTFSBLOCKS \* 1024 \) + $END1` | ||
84 | |||
85 | echo $ROOTFSBLOCKS $TOTALSIZE $END1 $END2 $END3 | ||
86 | rm -rf $IMAGE | ||
87 | dd if=/dev/zero of=$IMAGE bs=1024 seek=$TOTALSIZE count=1 | ||
88 | |||
89 | parted $IMAGE mklabel msdos | ||
90 | parted $IMAGE mkpart primary fat16 0 ${END1}B | ||
91 | parted $IMAGE unit B mkpart primary ext2 ${END2}B ${END3}B | ||
92 | parted $IMAGE set 1 boot on | ||
93 | |||
94 | parted $IMAGE print | ||
95 | |||
96 | awk "BEGIN { printf \"$(echo ${DISK_SIGNATURE} | sed 's/\(..\)\(..\)\(..\)\(..\)/\\x\4\\x\3\\x\2\\x\1/')\" }" | \ | ||
97 | dd of=$IMAGE bs=1 seek=440 conv=notrunc | ||
98 | |||
99 | OFFSET=`expr $END2 / 512` | ||
100 | if [ "${PCBIOS}" = "1" ]; then | ||
101 | dd if=${STAGING_DATADIR}/syslinux/mbr.bin of=$IMAGE conv=notrunc | ||
102 | fi | ||
103 | |||
104 | dd if=$HDDIMG of=$IMAGE conv=notrunc seek=1 bs=512 | ||
105 | dd if=${ROOTFS} of=$IMAGE conv=notrunc seek=$OFFSET bs=512 | ||
106 | |||
107 | cd ${IMGDEPLOYDIR} | ||
108 | |||
109 | ln -sf ${IMAGE_NAME}.hdddirect ${IMGDEPLOYDIR}/${IMAGE_LINK_NAME}.hdddirect | ||
110 | } | ||
111 | |||
112 | python do_bootdirectdisk() { | ||
113 | validate_disk_signature(d) | ||
114 | set_live_vm_vars(d, 'VM') | ||
115 | if d.getVar("PCBIOS") == "1": | ||
116 | bb.build.exec_func('build_syslinux_cfg', d) | ||
117 | if d.getVar("EFI") == "1": | ||
118 | bb.build.exec_func('build_efi_cfg', d) | ||
119 | bb.build.exec_func('build_boot_dd', d) | ||
120 | } | ||
121 | |||
122 | def generate_disk_signature(): | ||
123 | import uuid | ||
124 | |||
125 | signature = str(uuid.uuid4())[:8] | ||
126 | |||
127 | if signature != '00000000': | ||
128 | return signature | ||
129 | else: | ||
130 | return 'ffffffff' | ||
131 | |||
132 | def validate_disk_signature(d): | ||
133 | import re | ||
134 | |||
135 | disk_signature = d.getVar("DISK_SIGNATURE") | ||
136 | |||
137 | if not re.match(r'^[0-9a-fA-F]{8}$', disk_signature): | ||
138 | bb.fatal("DISK_SIGNATURE '%s' must be an 8 digit hex string" % disk_signature) | ||
139 | |||
140 | DISK_SIGNATURE_GENERATED := "${@generate_disk_signature()}" | ||
141 | |||
142 | run_qemu_img (){ | ||
143 | type="$1" | ||
144 | qemu-img convert -O $type ${IMGDEPLOYDIR}/${IMAGE_LINK_NAME}.hdddirect ${IMGDEPLOYDIR}/${IMAGE_NAME}.$type | ||
145 | |||
146 | ln -sf ${IMAGE_NAME}.$type ${IMGDEPLOYDIR}/${IMAGE_LINK_NAME}.$type | ||
147 | } | ||
148 | create_vmdk_image () { | ||
149 | run_qemu_img vmdk | ||
150 | } | ||
151 | |||
152 | create_vdi_image () { | ||
153 | run_qemu_img vdi | ||
154 | } | ||
155 | |||
156 | create_qcow2_image () { | ||
157 | run_qemu_img qcow2 | ||
158 | } | ||
159 | |||
160 | python do_vmimg() { | ||
161 | if 'vmdk' in d.getVar('IMAGE_FSTYPES'): | ||
162 | bb.build.exec_func('create_vmdk_image', d) | ||
163 | if 'vdi' in d.getVar('IMAGE_FSTYPES'): | ||
164 | bb.build.exec_func('create_vdi_image', d) | ||
165 | if 'qcow2' in d.getVar('IMAGE_FSTYPES'): | ||
166 | bb.build.exec_func('create_qcow2_image', d) | ||
167 | } | ||
168 | |||
169 | addtask bootdirectdisk before do_vmimg | ||
170 | addtask vmimg after do_bootdirectdisk before do_image_complete | ||
171 | do_vmimg[depends] += "qemu-native:do_populate_sysroot" | ||