[patch] Add tarball rootfs support

genkernel-image.patch (text/plain), 2.74 KB, created by Stefan Nickl on 2008-03-01 14:10:50 UTC

diff -upr /var/tmp/portage/sys-kernel/genkernel-3.4.9/work/genkernel-3.4.9/generic/linuxrc /usr/share/genkernel/generic/linuxrc
--- /var/tmp/portage/sys-kernel/genkernel-3.4.9/work/genkernel-3.4.9/generic/linuxrc	2008-01-12 00:44:19.000000000 +0100
+++ /usr/share/genkernel/generic/linuxrc	2008-03-01 14:58:46.000000000 +0100
@@ -390,8 +390,44 @@ do
 					continue
 				fi
 				;;
+			IMAGE\=http:*|IMAGE\=ftp:*)
+
+				ROOT_DEV=${REAL_ROOT#*=*}
+				retval=1
+
+				good_msg "Making tmpfs for ${NEW_ROOT}"
+				mount -t tmpfs tmpfs ${NEW_ROOT}
+				good_msg "Starting retrieval of ${ROOT_DEV}"
+				case "${ROOT_DEV}" in
+					*.tgz|*.tar.gz)
+				 		wget -O- "${ROOT_DEV}" | tar -xzf- -C ${NEW_ROOT}
+						retval=$?
+					;;
+					*.tar.bz2)
+			 			wget -O- "${ROOT_DEV}" | tar -xjf- -C ${NEW_ROOT}
+						retval=$?
+					;;
+					*)
+						bad_msg "Only tgz, tar.gz, tar.bz2 images supported"
+						exit 1
+					;;
+				esac
+
+				if [ "${retval}" -eq '0' ]
+				then
+					good_msg "Retrieval and unpacking of image successful"
+					got_good_root=1
+					break 2 # tmpfs will be root, doesn't need mounting
+				else
+					bad_msg "Retrieval or unpacking failed, will unmount and retry..."
+					umount ${NEW_ROOT}
+					sleep 10 
+					got_good_root=0
+					continue
+				fi
+				;;
 		esac
-				
+
 		if [ "${REAL_ROOT}" = '' ]
 		then
 			# No REAL_ROOT determined/specified. Prompt user for root block device.
diff -upr /var/tmp/portage/sys-kernel/genkernel-3.4.9/work/genkernel-3.4.9/x86/busy-config /usr/share/genkernel/x86/busy-config
--- /var/tmp/portage/sys-kernel/genkernel-3.4.9/work/genkernel-3.4.9/x86/busy-config	2008-01-12 00:44:18.000000000 +0100
+++ /usr/share/genkernel/x86/busy-config	2008-03-01 14:46:11.000000000 +0100
@@ -519,7 +519,7 @@ CONFIG_FEATURE_FANCY_PING=y
 # CONFIG_FEATURE_TRACEROUTE_SOURCE_ROUTE is not set
 # CONFIG_FEATURE_TRACEROUTE_USE_ICMP is not set
 # CONFIG_VCONFIG is not set
-# CONFIG_WGET is not set
+CONFIG_WGET=y
 # CONFIG_FEATURE_WGET_STATUSBAR is not set
 # CONFIG_FEATURE_WGET_AUTHENTICATION is not set
 # CONFIG_FEATURE_WGET_IP6_LITERAL is not set
diff -upr /var/tmp/portage/sys-kernel/genkernel-3.4.9/work/genkernel-3.4.9/x86_64/busy-config /usr/share/genkernel/x86_64/busy-config
--- /var/tmp/portage/sys-kernel/genkernel-3.4.9/work/genkernel-3.4.9/x86_64/busy-config	2008-01-12 00:44:17.000000000 +0100
+++ /usr/share/genkernel/x86_64/busy-config	2008-03-01 14:46:21.000000000 +0100
@@ -519,7 +519,7 @@ CONFIG_FEATURE_FANCY_PING=y
 # CONFIG_FEATURE_TRACEROUTE_SOURCE_ROUTE is not set
 # CONFIG_FEATURE_TRACEROUTE_USE_ICMP is not set
 # CONFIG_VCONFIG is not set
-# CONFIG_WGET is not set
+CONFIG_WGET=y
 # CONFIG_FEATURE_WGET_STATUSBAR is not set
 # CONFIG_FEATURE_WGET_AUTHENTICATION is not set
 # CONFIG_FEATURE_WGET_IP6_LITERAL is not set