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 ?=
   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, 4.2BSD)"
  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} -s labels \
 100             `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
 101         dd if=/dev/zero of=/dev/`cat ${VKDIR}/vn.which` bs=32k count=4
 102         fdisk -IB `cat ${VKDIR}/vn.which`
 103         disklabel -r -w `cat ${VKDIR}/vn.which`s1 auto
 104         disklabel `cat ${VKDIR}/vn.which`s1 > ${VKDIR}/label.tmp
 105         echo 'a: * 0 ${FSTYPE}' >> ${VKDIR}/label.tmp
 106         disklabel -R `cat ${VKDIR}/vn.which`s1 ${VKDIR}/label.tmp
 107         disklabel -B `cat ${VKDIR}/vn.which`s1
 108         ${NEWFS_CMD} ${NEWFS_ARGS} /dev/`cat ${VKDIR}/vn.which`s1a
 109         mkdir -p ${VKDIR}/root
 110         vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
 111
 112 mount: check
 113         vnconfig -c -s labels `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
 114 .       if ${FSTYPE} == "4.2BSD"
 115                 fsck -p /dev/`cat ${VKDIR}/vn.which`s1a
 116 .       endif
 117         ${MOUNT_CMD} /dev/`cat ${VKDIR}/vn.which`s1a ${VKDIR}/root
 118         @echo "Mounted ${VKDIR}/root"
 119
 120 umount: check
 121
 122 fsck: check
 123         vnconfig -c -s labels `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
 124         fsck -y /dev/`cat ${VKDIR}/vn.which`s1a
 125         make umount
 126
 127 # Install a fresh world & distribution, and kernel
 128 #
 129 install: mount
 130         cd ${SRCDIR} && \
 131             make -j 4 DESTDIR=${VKDIR}/root NO_BACKUP=TRUE installworld
 132         cd ${SRCDIR}/etc && \
 133             make -j 4 DESTDIR=${VKDIR}/root distribution
 134         echo '/dev/vkd0s1a      /       ufs     rw      1 1' > ${VKDIR}/root/etc/fstab
 135         echo 'proc              /proc   procfs  rw      0 0' >> ${VKDIR}/root/etc/fstab
 136         echo 'vfs.root.mountfrom="ufs:vkd0s1a"' > ${VKDIR}/root/boot/loader.conf
 137         #(egrep -v '^console' ${VKDIR}/root/etc/ttys; echo 'console "/usr/libexec/getty Pc"     cons25  on      secure') > ${VKDIR}/root/etc/ttys.new
 138         #mv -f ${VKDIR}/root/etc/ttys.new ${VKDIR}/root/etc/ttys
 139         cd ${SRCDIR} && \
 140             make -j 4 \
 141                  DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
 142                  installkernel
 143         cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
 144
 145 leaf: mount
 146         echo 'ifconfig_vke0="up"' > ${VKDIR}/root/etc/rc.conf
 147         echo 'defaultrouter="10.26.0.1"' >> ${VKDIR}/root/etc/rc.conf
 148         echo 'search dragonflybsd.org backplane.com' > ${VKDIR}/root/etc/resolv.conf
 149         echo 'nameserver 10.0.0.25' >> ${VKDIR}/root/etc/resolv.conf
 150         echo 'nameserver 10.0.0.2' >> ${VKDIR}/root/etc/resolv.conf
 151         echo 'nameserver 8.8.8.8' >> ${VKDIR}/root/etc/resolv.conf
 152         make umount
 153         chmod 644 /build/vkernel/root.img
 154
 155 # Quick reinstall - just install a new kernel on top of an existing image
 156 #
 157 #
 158 reinstall: mount
 159         cd ${SRCDIR} && \
 160             make -j 4 DESTDIR=${VKDIR}/root NO_BACKUP=TRUE installworld
 161
 162 reinstallkernel: mount
 163         cd ${SRCDIR} && \
 164             make -j 4 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
 165                  installkernel
 166         cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
 167
 168 sysloader: mount
 169         cp /boot/loader ${VKDIR}/root/boot/loader
 170         sync
 171
 172 # Run the vkernel on our image.  Make sure we are unmounted so
 173 # we do not compete against the emulated kernel when writing to root.img.
 174 # (check does this for us)
 175 #
 176 run: check
 177         mkdir -p /var/vkernel
 178         sysctl vm.vkernel_enable=1
 179         cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} \
 180                         -r root.img -U -v \
 181                         -I /var/run/vknet ${EXTRAOPTS}
 182
 183 # When running w/ a NFS root
 184 #
 185 NFS_IP?= 10.0.0.53
 186 NFS_NETMASK?= 255.255.255.0
 187 NFS_ROOT_IP?= 10.0.0.1
 188 NFS_ROOT_PATH?= /netboot2
 189
 190 run_nfsroot: check
 191         cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} -U -v \
 192                         -I /var/run/vknet \
 193                         -e 'boot.netif.ip=${NFS_IP}:boot.netif.netmask=${NFS_NETMASK}:boot.netif.name=vke0:boot.nfsroot.server=${NFS_ROOT_IP}:boot.nfsroot.path=${NFS_ROOT_PATH}'
 194
 195 # Make sure we are not mounted and the VN device is unconfigured,
 196 #
 197 # Find an unused VN device but do not do anything with it yet.
 198 #
 199 checkq:
 200 .if !defined(VKDIR)
 201         @(echo "must specify VKDIR=target or as an environment variable"; /usr/bin/false)
 202 .endif
 203
 204 .if exists(${VKDIR})
 205         @echo "${VKDIR} found"
 206 .else
 207         mkdir -p ${VKDIR}
 208 .endif
 209
 210 .if ${FSTYPE} == "hammer"
 211 NEWFS_CMD = newfs_${FSTYPE}
 212 NEWFS_ARGS = -L VKROOT -f
 213 MOUNT_CMD = mount_${FSTYPE}
 214 ROOTSIZE ?= 5G
 215 .else
 216 FSTYPE = 4.2BSD
 217 NEWFS_CMD = newfs
 218 NEWFS_ARGS =
 219 MOUNT_CMD = mount
 220 ROOTSIZE ?= 2G
 221 .endif
 222
 223
 224 check: checkq
 225 .if exists(${VKDIR}/vn.which)
 226         -umount ${VKDIR}/root > /dev/null 2>&1
 227         -vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
 228         rm -f ${VKDIR}/vn.which
 229 .endif
 230         (vnconfig -l | fgrep "not in use" > /dev/null) || \
 231             (echo "Cannot find unused VN"; /usr/bin/false)
 232         vnconfig -l | fgrep "not in use" | \
 233             cut -f 1 -d : | head -1 > ${VKDIR}/vn.which
 234         egrep '^vn' ${VKDIR}/vn.which > /dev/null || \
 235             (echo "VN device selection is bad"; /usr/bin/false)