test/vkernel/Makefile

   1 # Makefile - set up a vkernel environment for testing the vkernel
   2 #
   3
   4 # require it to be specified
   5 SRCDIR ?= ${.CURDIR}/../..
   6 PHYSMEM ?= 256m
   7 NCPUS ?= 2
   8 FSTYPE ?= ufs
   9 EXTRAOPTS ?=
  10 MAKE_JOBS?=     $$(sysctl -n hw.ncpu)
  11
  12 all: help
  13
  14 .if ${MACHINE_ARCH} == "x86_64"
  15 USEKERNEL=VKERNEL64
  16 .endif
  17
  18 scratch: world kernel root install
  19         @echo "Run the environment with:"
  20         @echo "make VKDIR=${VKDIR} run"
  21
  22 quickw: quickworld quickkernel reinstall reinstallkernel
  23         @echo "Run the environment with:"
  24         @echo "make VKDIR=${VKDIR} run"
  25
  26 quick: quickkernel reinstallkernel
  27         @echo "Run the environment with:"
  28         @echo "make VKDIR=${VKDIR} run"
  29
  30 help:
  31         @echo "Setup Instructions:"
  32         @echo ""
  33         @echo "    setenv ROOTSIZE size (optional)"
  34         @echo "    setenv VKDIR target_dir"
  35         @echo "    setenv FSTYPE fstype (optional. values: hammer, hammer2, ufs)"
  36         @echo "    setenv MAKE_JOBS njobs (optional)"
  37         @echo ""
  38         @echo "Meta target components:"
  39         @echo ""
  40         @echo "    help     - this help"
  41         @echo "    clean    - clean up"
  42         @echo "    scratch  - build and install everything from scratch"
  43         @echo "               (this is absolutely everything)"
  44         @echo "    quick    - incremental kernel build & reinstall"
  45         @echo "    quickw   - incremental world & kernel build & reinstall"
  46         @echo "    run      - run vkernel with VKDIR/root.img"
  47         @echo "    mount    - mount VKDIR/root.img at VKDIR/root"
  48         @echo "    umount   - unmount"
  49         @echo "    fsck     - fsck VKDIR/root.img"
  50         @echo ""
  51         @echo "Individual target components:"
  52         @echo ""
  53         @echo "    world             - build the world from scratch"
  54         @echo "    root              - create a new, empty root.img"
  55         @echo "    install           - install a world & kernel"
  56         @echo "                        into root.img"
  57         @echo "    leaf              - additional customization"
  58         @echo "    kernel            - build vkernel"
  59         @echo "    quickworld        - incremental rebuild world"
  60         @echo "    quickkernel       - incremental rebuild kernel"
  61         @echo "    reinstall         - reinstall world into root.img"
  62         @echo "                        (just the installworld piece)"
  63         @echo "    reinstallkernel   - reinstall kernel into root.img"
  64         @echo ""
  65
  66 # Unmount everything, de-configured VN, and clean up.
  67 # (check handles umounting/deconfiguring)
  68 #
  69 clean: check
  70         rm -rf ${VKDIR}/root.img ${VKDIR}/root
  71
  72 # Build the world and kernel
  73 #
  74 #
  75 world: checkq
  76         cd ${SRCDIR} && make -j ${MAKE_JOBS} buildworld
  77
  78 kernel: checkq
  79         cd ${SRCDIR} && make -j ${MAKE_JOBS} KERNCONF=${USEKERNEL} buildkernel
  80
  81 nativekernel: checkq
  82         cd ${SRCDIR} && make -j ${MAKE_JOBS} KERNCONF=${USEKERNEL} nativekernel
  83
  84 # Quick build - just rebuild the kernel quickly
  85 #
  86 #
  87 quickworld: checkq
  88         cd ${SRCDIR} && make -j ${MAKE_JOBS} quickworld
  89
  90 quickkernel: checkq
  91         cd ${SRCDIR} && make -j ${MAKE_JOBS} KERNCONF=${USEKERNEL} quickkernel
  92
  93 # Build and mount an empty filesystem for the emulated root disk
  94 #
  95 # NOTE: root must umount when done because a later dependency may
  96 #       have a dependency on mount.
  97 #
  98 root:   check
  99         vnconfig -c -T -S ${ROOTSIZE} `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
 100         dd if=/dev/zero of=/dev/`cat ${VKDIR}/vn.which` bs=32k count=4
 101         fdisk -IB `cat ${VKDIR}/vn.which`
 102         disklabel -r -w `cat ${VKDIR}/vn.which`s1 auto
 103         disklabel `cat ${VKDIR}/vn.which`s1 > ${VKDIR}/label.tmp
 104 .if ${FSTYPE} == "ufs"
 105         echo 'a: * 0 4.2BSD' >> ${VKDIR}/label.tmp
 106 .else
 107         echo 'a: * 0 ${FSTYPE}' >> ${VKDIR}/label.tmp
 108 .endif
 109         disklabel -R `cat ${VKDIR}/vn.which`s1 ${VKDIR}/label.tmp
 110         disklabel -B `cat ${VKDIR}/vn.which`s1
 111         ${NEWFS_CMD} ${NEWFS_ARGS} /dev/`cat ${VKDIR}/vn.which`s1a
 112         mkdir -p ${VKDIR}/root
 113         vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
 114
 115 mount: check
 116         vnconfig -c `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
 117 .       if ${FSTYPE} == "ufs"
 118                 fsck -p /dev/`cat ${VKDIR}/vn.which`s1a
 119 .       endif
 120         ${MOUNT_CMD} /dev/`cat ${VKDIR}/vn.which`s1a ${VKDIR}/root
 121         @echo "Mounted ${VKDIR}/root"
 122
 123 umount: check
 124
 125 fsck: check
 126         vnconfig -c `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
 127         fsck -y /dev/`cat ${VKDIR}/vn.which`s1a
 128         make umount
 129
 130 # Install a fresh world & distribution, and kernel
 131 #
 132 install: mount
 133         cd ${SRCDIR} && \
 134             make -j 4 DESTDIR=${VKDIR}/root NO_BACKUP=TRUE installworld
 135         cd ${SRCDIR}/etc && \
 136             make -j 4 DESTDIR=${VKDIR}/root distribution
 137 .if ${FSTYPE} == "ufs"
 138         echo '/dev/vkd0s1a      /       ufs     rw      1 1' > ${VKDIR}/root/etc/fstab
 139 .else
 140         echo '/dev/vkd0s1a      /       ${FSTYPE}       rw      0 0' > ${VKDIR}/root/etc/fstab
 141 .endif
 142         echo 'proc              /proc   procfs  rw      0 0' >> ${VKDIR}/root/etc/fstab
 143         echo "vfs.root.mountfrom=\"${FSTYPE}:vkd0s1a\"" > ${VKDIR}/root/boot/loader.conf
 144         #(egrep -v '^console' ${VKDIR}/root/etc/ttys; echo 'console "/usr/libexec/getty Pc"     cons25  on      secure') > ${VKDIR}/root/etc/ttys.new
 145         #mv -f ${VKDIR}/root/etc/ttys.new ${VKDIR}/root/etc/ttys
 146         cd ${SRCDIR} && \
 147             make -j 4 \
 148                  DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
 149                  installkernel
 150         cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
 151
 152 leaf: mount
 153         echo 'ifconfig_vke0="up"' > ${VKDIR}/root/etc/rc.conf
 154         echo 'defaultrouter="10.26.0.1"' >> ${VKDIR}/root/etc/rc.conf
 155         echo 'search dragonflybsd.org backplane.com' > ${VKDIR}/root/etc/resolv.conf
 156         echo 'nameserver 10.0.0.25' >> ${VKDIR}/root/etc/resolv.conf
 157         echo 'nameserver 10.0.0.2' >> ${VKDIR}/root/etc/resolv.conf
 158         echo 'nameserver 8.8.8.8' >> ${VKDIR}/root/etc/resolv.conf
 159         make umount
 160         chmod 644 /build/vkernel/root.img
 161
 162 # Quick reinstall - just install a new kernel on top of an existing image
 163 #
 164 #
 165 reinstall: mount
 166         cd ${SRCDIR} && \
 167             make -j 4 DESTDIR=${VKDIR}/root NO_BACKUP=TRUE installworld
 168
 169 reinstallkernel: mount
 170         cd ${SRCDIR} && \
 171             make -j 4 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
 172                  installkernel
 173         cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
 174
 175 sysloader: mount
 176         cp /boot/loader ${VKDIR}/root/boot/loader
 177         sync
 178
 179 # Run the vkernel on our image.  Make sure we are unmounted so
 180 # we do not compete against the emulated kernel when writing to root.img.
 181 # (check does this for us)
 182 #
 183 run: check
 184         mkdir -p /var/vkernel
 185         sysctl vm.vkernel_enable=1
 186         cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} \
 187                         -r root.img -U -v \
 188                         -I /var/run/vknet ${EXTRAOPTS} ${MNTOPTS}
 189
 190 # When running w/ a NFS root
 191 #
 192 NFS_IP?= 10.0.0.53
 193 NFS_NETMASK?= 255.255.255.0
 194 NFS_ROOT_IP?= 10.0.0.1
 195 NFS_ROOT_PATH?= /netboot2
 196
 197 run_nfsroot: check
 198         cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} -U -v \
 199                         -I /var/run/vknet \
 200                         -e 'boot.netif.ip=${NFS_IP}:boot.netif.netmask=${NFS_NETMASK}:boot.netif.name=vke0:boot.nfsroot.server=${NFS_ROOT_IP}:boot.nfsroot.path=${NFS_ROOT_PATH}'
 201
 202 # Make sure we are not mounted and the VN device is unconfigured,
 203 #
 204 # Find an unused VN device but do not do anything with it yet.
 205 #
 206 checkq:
 207 .if !defined(VKDIR)
 208         @(echo "must specify VKDIR=target or as an environment variable"; /usr/bin/false)
 209 .endif
 210
 211 .if exists(${VKDIR})
 212         @echo "${VKDIR} found"
 213 .else
 214         mkdir -p ${VKDIR}
 215 .endif
 216
 217 .if ${FSTYPE} == "hammer"
 218 NEWFS_CMD = newfs_${FSTYPE}
 219 NEWFS_ARGS = -L VKROOT -f
 220 MOUNT_CMD = mount_${FSTYPE}
 221 ROOTSIZE ?= 5G
 222 MNTOPTS += -e vfs.root.mountfrom=\'${FSTYPE}:vkd0s1a\'
 223 .elif ${FSTYPE} == "hammer2"
 224 NEWFS_CMD = newfs_${FSTYPE}
 225 NEWFS_ARGS = -f
 226 MOUNT_CMD = mount_${FSTYPE}
 227 ROOTSIZE ?= 5G
 228 MNTOPTS += -e vfs.root.mountfrom=\'${FSTYPE}:vkd0s1a\'
 229 .elif ${FSTYPE} == "ufs"
 230 NEWFS_CMD = newfs
 231 NEWFS_ARGS =
 232 MOUNT_CMD = mount
 233 ROOTSIZE ?= 2G
 234 .else
 235         @(echo "\"${FSTYPE}\" is not a valid filesystem"; /usr/bin/false)
 236 .endif
 237 .if ${FSTYPE} == "hammer" || ${FSTYPE} == "hammer2"
 238 .endif
 239
 240
 241 check: checkq
 242 .if exists(${VKDIR}/vn.which)
 243         -umount ${VKDIR}/root > /dev/null 2>&1
 244         -vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
 245         rm -f ${VKDIR}/vn.which
 246 .endif
 247         (vnconfig -l | fgrep "not in use" > /dev/null) || \
 248             (echo "Cannot find unused VN"; /usr/bin/false)
 249         vnconfig -l | fgrep "not in use" | \
 250             cut -f 1 -d : | head -1 > ${VKDIR}/vn.which
 251         egrep '^vn' ${VKDIR}/vn.which > /dev/null || \
 252             (echo "VN device selection is bad"; /usr/bin/false)