aboutsummaryrefslogtreecommitdiff
blob: 632f0c82bca2bce03afe657d29a373dedbef9f62 (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
#!/bin/bash
# $Id$

gen_minkernpackage() {
	print_info 1 'Creating minimal kernel package'
	rm -rf "${TEMP}/minkernpackage" > /dev/null 2>&1
	mkdir "${TEMP}/minkernpackage" || gen_die 'Could not make a directory for the kernel package!'
	if [ "${KERNCACHE}" != "" ]
	then
		/bin/tar -xj -C ${TEMP}/minkernpackage -f ${KERNCACHE} kernel-${ARCH}-${KV}
		/bin/tar -xj -C ${TEMP}/minkernpackage -f ${KERNCACHE} config-${ARCH}-${KV}
		if isTrue "${GENZIMAGE}"
		then
			/bin/tar -xj -C ${TEMP}/minkernpackage -f ${KERNCACHE} kernelz-${ARCH}-${KV}
		fi
	else
		local tmp_kernel_binary=$(find_kernel_binary ${KERNEL_BINARY})
		local tmp_kernel_binary2=$(find_kernel_binary ${KERNEL_BINARY_2})
		if [ -z "${tmp_kernel_binary}" ]
		then
			gen_die "Cannot locate kernel binary"
		fi
		cd "${BUILD_DST}"
		cp "${tmp_kernel_binary}" "${TEMP}/minkernpackage/kernel-${KV}" || gen_die 'Could not the copy kernel for the min kernel package!'
		cp ".config" "${TEMP}/minkernpackage/config-${ARCH}-${KV}" || gen_die 'Could not the copy kernel config for the min kernel package!'
		if isTrue "${GENZIMAGE}"
		then
			cp "${tmp_kernel_binary2}" "${TEMP}/minkernpackage/kernelz-${KV}" || gen_die "Could not copy the kernelz for the min kernel package"
		fi
	fi
	
	if ! isTrue "${INTEGRATED_INITRAMFS}"
	then
		[ "${BUILD_RAMDISK}" != '0' ] && { cp "${TMPDIR}/initramfs-${KV}" "${TEMP}/minkernpackage/initramfs-${ARCH}-${KV}" || gen_die 'Could not copy the initramfs for the kernel package!'; }
	fi

	if [ "${KERNCACHE}" != "" ]
	then
		/bin/tar -xj -C ${TEMP}/minkernpackage -f ${KERNCACHE} System.map-${ARCH}-${KV}
	else
		cp "${BUILD_DST}/System.map" "${TEMP}/minkernpackage/System.map-${ARCH}-${KV}" || gen_die 'Could not copy System.map for the kernel package!';
	fi
	
	cd "${TEMP}/minkernpackage" 
	/bin/tar -jcpf ${MINKERNPACKAGE} * || gen_die 'Could not compress the kernel package!'
	cd "${TEMP}" && rm -rf "${TEMP}/minkernpackage" > /dev/null 2>&1
}

gen_modulespackage() {
	print_info 1 'Creating modules package'
	rm -rf "${TEMP}/modulespackage" > /dev/null 2>&1
	mkdir "${TEMP}/modulespackage" || gen_die 'Could not make a directory for the kernel package!'

	if [ -d ${INSTALL_MOD_PATH}/lib/modules/${KV} ]
	then
	    mkdir -p ${TEMP}/modulespackage/lib/modules
	    cp -r "${INSTALL_MOD_PATH}/lib/modules/${KV}" "${TEMP}/modulespackage/lib/modules"
	    cd "${TEMP}/modulespackage" 
	    /bin/tar -jcpf ${MODULESPACKAGE} * || gen_die 'Could not compress the modules package!'
	else
	    print_info 1 "Could not create a modules package ${INSTALL_MOD_PATH}/lib/modules/${KV} was not found"
	fi
	cd "${TEMP}" && rm -rf "${TEMP}/modulespackage" > /dev/null 2>&1
}
gen_kerncache()
{
	print_info 1 'Creating kernel cache'
	rm -rf "${TEMP}/kerncache" > /dev/null 2>&1
	mkdir "${TEMP}/kerncache" || gen_die 'Could not make a directory for the kernel cache!'

	local tmp_kernel_binary=$(find_kernel_binary ${KERNEL_BINARY})
	local tmp_kernel_binary2=$(find_kernel_binary ${KERNEL_BINARY_2})
	if [ -z "${tmp_kernel_binary}" ]
	then
		gen_die "Cannot locate kernel binary"
	fi

	cd "${BUILD_DST}"
	cp "${tmp_kernel_binary}" "${TEMP}/kerncache/kernel-${ARCH}-${KV}" || gen_die 'Could not the copy kernel for the kernel package!'
	cp "${BUILD_DST}/.config" "${TEMP}/kerncache/config-${ARCH}-${KV}"
	cp "${KERNEL_CONFIG}" "${TEMP}/kerncache/config-${ARCH}-${KV}.orig"
	cp "${BUILD_DST}/System.map" "${TEMP}/kerncache/System.map-${ARCH}-${KV}"
	if isTrue "${GENZIMAGE}"
	then
		cp "${tmp_kernel_binary2}" "${TEMP}/kerncache/kernelz-${ARCH}-${KV}" || gen_die "Could not copy the kernelz for the kernel package"
	fi
	
	echo "VERSION = ${VER}" > "${TEMP}/kerncache/kerncache.config"
	echo "PATCHLEVEL = ${PAT}" >> "${TEMP}/kerncache/kerncache.config"
	echo "SUBLEVEL = ${SUB}" >> "${TEMP}/kerncache/kerncache.config"
	echo "EXTRAVERSION = ${EXV}" >> "${TEMP}/kerncache/kerncache.config"
	
	mkdir -p "${TEMP}/kerncache/lib/modules/"
	
	if [ -d ${INSTALL_MOD_PATH}/lib/modules/${KV} ]
	then
	    cp -r "${INSTALL_MOD_PATH}/lib/modules/${KV}" "${TEMP}/kerncache/lib/modules"
	fi
	
	cd "${TEMP}/kerncache" 
	/bin/tar -jcpf ${KERNCACHE} * || gen_die 'Could not compress the kernel package!'
	cd "${TEMP}" && rm -rf "${TEMP}/kerncache" > /dev/null 2>&1
}

gen_kerncache_extract_kernel()
{
	/bin/tar -f ${KERNCACHE} -C ${TEMP} -xj 
	copy_image_with_preserve "kernel" \
		"${TEMP}/kernel-${ARCH}-${KV}" \
		"kernel-${FULLNAME}"

	if isTrue "${GENZIMAGE}"
	then
		copy_image_with_preserve "kernelz" \
			"${TEMP}/kernelz-${ARCH}-${KV}" \
			"kernelz-${FULLNAME}"
	fi
    
	copy_image_with_preserve "System.map" \
		"${TEMP}/System.map-${ARCH}-${KV}" \
		"System.map-${FULLNAME}"
}

gen_kerncache_extract_modules()
{
        if [ -e "${KERNCACHE}" ] 
	then
		print_info 1 'Extracting kerncache kernel modules'
        	if [ "${INSTALL_MOD_PATH}" != '' ]
		then
        		/bin/tar -xjf ${KERNCACHE} -C ${INSTALL_MOD_PATH} lib
		else
        		/bin/tar -xjf ${KERNCACHE} -C / lib
		fi
	fi
}

gen_kerncache_extract_config()
{
	if [ -e "${KERNCACHE}" ] 
	then
		print_info 1 'Extracting kerncache config to /etc/kernels'
		mkdir -p /etc/kernels
        	/bin/tar -xjf ${KERNCACHE} -C /etc/kernels config-${ARCH}-${KV}
		mv /etc/kernels/config-${ARCH}-${KV} /etc/kernels/kernel-config-${ARCH}-${KV}
	fi
}

gen_kerncache_is_valid()
{
	KERNCACHE_IS_VALID=0
	if [ "${NO_KERNEL_SOURCES}" = '1' ]
	then

		BUILD_KERNEL=0
		# Can make this more secure ....

		/bin/tar -xj -f ${KERNCACHE} -C ${TEMP}
		if [ -e ${TEMP}/config-${ARCH}-${KV} -a -e ${TEMP}/kernel-${ARCH}-${KV} ] 
		then 
			print_info 1 'Valid kernel cache found; no sources will be used'
			KERNCACHE_IS_VALID=1
		fi
	else
		if [ -e "${KERNCACHE}" ] 
		then
			KERNEL_CONFIG="/${BUILD_DST}/.config"
			if [ "${CMD_KERNEL_CONFIG}" != '' ]
			then
				KERNEL_CONFIG="${CMD_KERNEL_CONFIG}"
			fi

			/bin/tar -xj -f ${KERNCACHE} -C ${TEMP}
			if [ -e ${TEMP}/config-${ARCH}-${KV} -a -e ${KERNEL_CONFIG} ]
			then

				if [ -e ${TEMP}/config-${ARCH}-${KV}.orig ]
				then
					test1=$(grep -v "^#" ${TEMP}/config-${ARCH}-${KV}.orig | md5sum | cut -d " " -f 1)
				else
					test1=$(grep -v "^#" ${TEMP}/config-${ARCH}-${KV} | md5sum | cut -d " " -f 1)
				fi
				test2=$(grep -v "^#" ${KERNEL_CONFIG} | md5sum | cut -d " " -f 1)
				if [ "${test1}" == "${test2}" ]
				then
	
					echo
					print_info 1 "No kernel configuration change, skipping kernel build..."
					echo
					KERNCACHE_IS_VALID=1
				fi
			fi
		fi
	fi
	export KERNCACHE_IS_VALID	
	return 1
}