| 1 | #!/bin/sh
|
|---|
| 2 | # Wireless Leiden config-update script for FreeBSD 11.0 (nanobsd)
|
|---|
| 3 | # Based on the 'API' of Jasper
|
|---|
| 4 | # Rick van der Zwet
|
|---|
| 5 | # XXX: TODO, some proper error checking for fetch
|
|---|
| 6 |
|
|---|
| 7 |
|
|---|
| 8 | # Slow connection = no connection
|
|---|
| 9 | export HTTP_TIMEOUT=20
|
|---|
| 10 |
|
|---|
| 11 |
|
|---|
| 12 | check_access() {
|
|---|
| 13 | if [ -n "$BASEURL" ]; then
|
|---|
| 14 | # Custom URL
|
|---|
| 15 | fetch -o /dev/null -q $BASEURL > /dev/null && return
|
|---|
| 16 | echo "# CRIT: Fetch via custom $BASEURL failed"
|
|---|
| 17 | # Do no check alternative routes, operator knows best
|
|---|
| 18 | exit 1
|
|---|
| 19 | fi
|
|---|
| 20 |
|
|---|
| 21 | # Direct Access - External
|
|---|
| 22 | BASEURL="http://wirelessleiden.nl/config/"
|
|---|
| 23 | fetch -o /dev/null -q $BASEURL > /dev/null && return
|
|---|
| 24 | echo "# WARN: Fetch via external $BASEURL failed"
|
|---|
| 25 |
|
|---|
| 26 | # Direct Access - Internal IP
|
|---|
| 27 | BASEURL="http://172.16.4.46/wleiden/config/"
|
|---|
| 28 | # Connectivity check
|
|---|
| 29 | fetch -o /dev/null -q $BASEURL > /dev/null && return
|
|---|
| 30 | echo "# WARN: Fetch via internal $BASEURL failed"
|
|---|
| 31 |
|
|---|
| 32 | # Direct Access - External DNS
|
|---|
| 33 | BASEURL="http://80.127.152.29/wleiden/config/"
|
|---|
| 34 | fetch -o /dev/null -q $BASEURL > /dev/null && return
|
|---|
| 35 | echo "# WARN: Fetch via external $BASEURL failed"
|
|---|
| 36 |
|
|---|
| 37 | echo "# CRIT: No more fetch options available, bailing out"
|
|---|
| 38 | exit 1
|
|---|
| 39 | }
|
|---|
| 40 | check_access
|
|---|
| 41 |
|
|---|
| 42 |
|
|---|
| 43 | # Default config to fetch
|
|---|
| 44 | CONFIG=`hostname -s`
|
|---|
| 45 |
|
|---|
| 46 | # Determine it's statup and running location and some other hints
|
|---|
| 47 | # Ordering is important! resolv.conf is fetched as last file, as it could
|
|---|
| 48 | # potentially break the downloading of other files.
|
|---|
| 49 | FILES="authorized_keys dhcpd.conf dnsmasq.conf motd rc.conf.local pf.hybrid.conf.local unbound.wleiden.conf wleiden.yaml resolv.conf"
|
|---|
| 50 | file_details() {
|
|---|
| 51 | POST_CMD=""
|
|---|
| 52 | FILE_HINT=""
|
|---|
| 53 |
|
|---|
| 54 | case "$1" in
|
|---|
| 55 | 'authorized_keys')
|
|---|
| 56 | STARTUP_LOC="/cfg/ssh/${FILE}"
|
|---|
| 57 | RUNNING_LOC="/etc/ssh/${FILE}"
|
|---|
| 58 | ;;
|
|---|
| 59 | 'dhcpd.conf')
|
|---|
| 60 | STARTUP_LOC="/cfg/local/${FILE}"
|
|---|
| 61 | RUNNING_LOC="/usr/local/etc/${FILE}"
|
|---|
| 62 | POST_CMD="service isc-dhcpd restart"
|
|---|
| 63 | ;;
|
|---|
| 64 | 'dnsmasq.conf')
|
|---|
| 65 | STARTUP_LOC="/cfg/local/${FILE}"
|
|---|
| 66 | RUNNING_LOC="/usr/local/etc/${FILE}"
|
|---|
| 67 | POST_CMD="service dnsmasq restart"
|
|---|
| 68 | ;;
|
|---|
| 69 | 'motd')
|
|---|
| 70 | STARTUP_LOC="/cfg/${FILE}"
|
|---|
| 71 | RUNNING_LOC="/etc/${FILE}"
|
|---|
| 72 | POST_CMD="/etc/rc.d/motd onestart"
|
|---|
| 73 | ;;
|
|---|
| 74 | 'named.conf')
|
|---|
| 75 | STARTUP_LOC="/cfg/namedb/${FILE}"
|
|---|
| 76 | RUNNING_LOC="/etc/namedb/${FILE}"
|
|---|
| 77 | POST_CMD="service named restart"
|
|---|
| 78 | ;;
|
|---|
| 79 | 'rc.conf.local')
|
|---|
| 80 | STARTUP_LOC="/cfg/${FILE}"
|
|---|
| 81 | RUNNING_LOC="/etc/${FILE}"
|
|---|
| 82 | FILE_HINT="Restart interfaces with: nohup service netif restart"
|
|---|
| 83 | ;;
|
|---|
| 84 | 'resolv.conf')
|
|---|
| 85 | STARTUP_LOC="/cfg/${FILE}"
|
|---|
| 86 | RUNNING_LOC="/etc/${FILE}"
|
|---|
| 87 | FILE_HINT="To get the ordering right run: nameserver-shuffle"
|
|---|
| 88 | ;;
|
|---|
| 89 | 'pf.hybrid.conf.local')
|
|---|
| 90 | STARTUP_LOC="/cfg/${FILE}"
|
|---|
| 91 | RUNNING_LOC="/etc/${FILE}"
|
|---|
| 92 | POST_CMD="service pf reload"
|
|---|
| 93 | ;;
|
|---|
| 94 | 'unbound.wleiden.conf')
|
|---|
| 95 | STARTUP_LOC="/cfg/local/${FILE}"
|
|---|
| 96 | RUNNING_LOC="/usr/local/etc/${FILE}"
|
|---|
| 97 | POST_CMD="service unbound reload"
|
|---|
| 98 | ;;
|
|---|
| 99 | 'wleiden.yaml')
|
|---|
| 100 | STARTUP_LOC="/cfg/local/${FILE}"
|
|---|
| 101 | RUNNING_LOC="/usr/local/etc/${FILE}"
|
|---|
| 102 | ;;
|
|---|
| 103 | esac
|
|---|
| 104 | }
|
|---|
| 105 |
|
|---|
| 106 | usage() {
|
|---|
| 107 | (
|
|---|
| 108 | echo "Usage: $0 [-bpn] [-c <config>] [-m <all|startup|testing|running>]"
|
|---|
| 109 | echo " -b = batch mode, no user input"
|
|---|
| 110 | echo " -c <config> = default configuration to fetch"
|
|---|
| 111 | echo " -d = do not run the POST_CMD commands [default]"
|
|---|
| 112 | echo " -p = run the POST_CMD commands to activate the services right-away"
|
|---|
| 113 | echo " -n = do not mount config partition"
|
|---|
| 114 | echo " -m all = copy config files to running & config partition [default]"
|
|---|
| 115 | echo " -m startup = copy config files to config partition"
|
|---|
| 116 | echo " -m testing = do not copy config files"
|
|---|
| 117 | echo " -m running = copy config files to running partition"
|
|---|
| 118 | echo " -m hack = copy running files to config partition"
|
|---|
| 119 | ) 1>&2
|
|---|
| 120 | exit 2
|
|---|
| 121 | }
|
|---|
| 122 |
|
|---|
| 123 | # Argument parsing using getopts
|
|---|
| 124 | USE_API=1 # Whether or not to use the webinterface
|
|---|
| 125 | OPT_MOUNT=1
|
|---|
| 126 | OPT_RUNNING=1
|
|---|
| 127 | OPT_STARTUP=1
|
|---|
| 128 | OPT_HACK=0 # Hack for people without configuration managment and testing
|
|---|
| 129 | OPT_BATCH=0
|
|---|
| 130 | OPT_POSTCMD=false
|
|---|
| 131 |
|
|---|
| 132 | parse_options() {
|
|---|
| 133 | while getopts "bc:nm:dp" OPT; do
|
|---|
| 134 | case "$OPT" in
|
|---|
| 135 | b) OPT_BATCH=1;;
|
|---|
| 136 | c) CONFIG="${OPTARG}";;
|
|---|
| 137 | d) OPT_POSTCMD=false;;
|
|---|
| 138 | n) OPT_MOUNT=0;;
|
|---|
| 139 | m) case "$OPTARG" in
|
|---|
| 140 | all) true;;
|
|---|
| 141 | live) OPT_STARTUP=0;;
|
|---|
| 142 | startup) OPT_RUNNING=0;;
|
|---|
| 143 | testing) OPT_RUNNING=0; OPT_STARTUP=0; OPT_MOUNT=0;;
|
|---|
| 144 | hack) OPT_RUNNING=0; OPT_STARTUP=0; OPT_HACK=1; USE_API=0;;
|
|---|
| 145 | *) usage;;
|
|---|
| 146 | esac;;
|
|---|
| 147 | h) usage;;
|
|---|
| 148 | p) OPT_POSTCMD=true;;
|
|---|
| 149 | \?) usage;;
|
|---|
| 150 | esac
|
|---|
| 151 | done
|
|---|
| 152 | # Allow to override automatic mounting, in case of external mount 'managment'
|
|---|
| 153 | if [ "$1" = "-n" ]; then
|
|---|
| 154 | OPT_MOUNT=0
|
|---|
| 155 | fi
|
|---|
| 156 |
|
|---|
| 157 | if [ "${OPT_RUNNING}" -eq 1 ]; then
|
|---|
| 158 | echo "# INFO: Storing new config files in running configuration"
|
|---|
| 159 | fi
|
|---|
| 160 |
|
|---|
| 161 | if [ "${OPT_STARTUP}" -eq 1 ]; then
|
|---|
| 162 | echo "# INFO: Storing new config files in startup configuration"
|
|---|
| 163 | fi
|
|---|
| 164 |
|
|---|
| 165 | if [ "${OPT_HACK}" -eq 1 ]; then
|
|---|
| 166 | echo "# WARN: Copy running configuration to startup configuration"
|
|---|
| 167 | echo "# WARN: Please do mind to document/mention this changes somewhere"
|
|---|
| 168 | fi
|
|---|
| 169 |
|
|---|
| 170 | if /bin/df / | grep -q "^/dev/md[0-9]"; then
|
|---|
| 171 | OPT_MOUNT=0
|
|---|
| 172 | echo "# WARN: Mount operations disabled as we are running in a md(4) image"
|
|---|
| 173 | fi
|
|---|
| 174 |
|
|---|
| 175 | # New line before the real work gets started
|
|---|
| 176 | echo ""
|
|---|
| 177 | }
|
|---|
| 178 |
|
|---|
| 179 |
|
|---|
| 180 |
|
|---|
| 181 |
|
|---|
| 182 | # test validity of input
|
|---|
| 183 | config_validator() {
|
|---|
| 184 | INPUT="$1"
|
|---|
| 185 | `grep -q "^${INPUT}\$" ${TMPDIR}/node_list.txt`
|
|---|
| 186 | if [ $? -eq 0 ]; then
|
|---|
| 187 | return 0
|
|---|
| 188 | else
|
|---|
| 189 | echo "WARNING: Input '${INPUT}' is not valid, some hints..."
|
|---|
| 190 | grep -i "${INPUT}" ${TMPDIR}/node_list.txt
|
|---|
| 191 | return 1
|
|---|
| 192 | fi
|
|---|
| 193 | }
|
|---|
| 194 |
|
|---|
| 195 |
|
|---|
| 196 |
|
|---|
| 197 | select_node() {
|
|---|
| 198 | # List of all available nodes
|
|---|
| 199 | fetch -q -o ${TMPDIR}/node_list.txt ${BASEURL} || exit 1
|
|---|
| 200 |
|
|---|
| 201 | if [ ${OPT_BATCH} -eq 1 ]; then
|
|---|
| 202 | config_validator "${CONFIG}"
|
|---|
| 203 | if [ $? -eq 1 ]; then
|
|---|
| 204 | echo "ERROR: Please provide valid config" 1>&2
|
|---|
| 205 | exit 1
|
|---|
| 206 | fi
|
|---|
| 207 | else
|
|---|
| 208 | # Provide Nodelist and feedback
|
|---|
| 209 | cat ${TMPDIR}/node_list.txt | column
|
|---|
| 210 | echo ' THIS script adds the config from GENESIS to this operating system'
|
|---|
| 211 | echo ' make sure you know what you are doing, if not press control-C'
|
|---|
| 212 | echo ' ENTER CONFIG NAME ......(and press enter)'
|
|---|
| 213 |
|
|---|
| 214 | # Have the user to select the right node
|
|---|
| 215 | INVALID_CONFIG=1
|
|---|
| 216 | while [ ${INVALID_CONFIG} -eq 1 ]; do
|
|---|
| 217 | # Ask for node name, play around with prev option
|
|---|
| 218 | echo -n "Name [${CONFIG}]: "
|
|---|
| 219 | read INPUT
|
|---|
| 220 | if [ -z "${INPUT}" ]; then
|
|---|
| 221 | INPUT=${CONFIG}
|
|---|
| 222 | else
|
|---|
| 223 | CONFIG=${INPUT}
|
|---|
| 224 | fi
|
|---|
| 225 |
|
|---|
| 226 | config_validator "${INPUT}"
|
|---|
| 227 | if [ $? -eq 0 ]; then
|
|---|
| 228 | INVALID_CONFIG=0
|
|---|
| 229 | fi
|
|---|
| 230 | done
|
|---|
| 231 | fi
|
|---|
| 232 | }
|
|---|
| 233 |
|
|---|
| 234 |
|
|---|
| 235 |
|
|---|
| 236 |
|
|---|
| 237 | # Copy file, saving some bits if no change needed
|
|---|
| 238 | copy_file() {
|
|---|
| 239 | SOURCE=$1
|
|---|
| 240 | TARGET=$2
|
|---|
| 241 | diff -I '^FreeBSD ' -I '^# Generated at ' ${TARGET} ${SOURCE} 2>/dev/null
|
|---|
| 242 | if [ $? -ne 0 ]; then
|
|---|
| 243 | mkdir -p `dirname ${TARGET}` || exit 1
|
|---|
| 244 | cp ${SOURCE} ${TARGET} || exit 1
|
|---|
| 245 | return $?
|
|---|
| 246 | fi
|
|---|
| 247 | return 1
|
|---|
| 248 | }
|
|---|
| 249 |
|
|---|
| 250 | # Main function
|
|---|
| 251 | main() {
|
|---|
| 252 | TMPDIR=`mktemp -d -t $(basename $0)`
|
|---|
| 253 | # Clear out tempdir when done
|
|---|
| 254 | if [ ${OPT_MOUNT} -eq 1 ]; then
|
|---|
| 255 | trap "rm -Rf ${TMPDIR}; umount /cfg; exit" 0 1 2 3 15
|
|---|
| 256 | else
|
|---|
| 257 | trap "rm -Rf ${TMPDIR}; exit" 0 1 2 3 15
|
|---|
| 258 |
|
|---|
| 259 | fi
|
|---|
| 260 |
|
|---|
| 261 | # Mount if requested
|
|---|
| 262 | if [ ${OPT_MOUNT} -eq 1 ]; then
|
|---|
| 263 | mount /cfg
|
|---|
| 264 | fi
|
|---|
| 265 |
|
|---|
| 266 | # Select node from web-interface
|
|---|
| 267 | if [ ${USE_API} -eq 1 ]; then
|
|---|
| 268 | select_node
|
|---|
| 269 | fi
|
|---|
| 270 |
|
|---|
| 271 | # Worker, place all files in required directory
|
|---|
| 272 | for FILE in ${FILES}; do
|
|---|
| 273 | if [ ${USE_API} -eq 1 ]; then
|
|---|
| 274 | # Fetch needed file
|
|---|
| 275 | FRESH_LOC=${TMPDIR}/${FILE}
|
|---|
| 276 | fetch -q -o ${FRESH_LOC} ${BASEURL}/${CONFIG}/${FILE} || exit 1
|
|---|
| 277 | fi
|
|---|
| 278 |
|
|---|
| 279 | # Needed file details, like locations and hints
|
|---|
| 280 | file_details ${FILE}
|
|---|
| 281 |
|
|---|
| 282 | echo "# INFO: Working on file: '${FILE}'"
|
|---|
| 283 | # Copy file boot location
|
|---|
| 284 | if [ ${OPT_STARTUP} -eq 1 ]; then
|
|---|
| 285 | copy_file ${FRESH_LOC} ${STARTUP_LOC}
|
|---|
| 286 | fi
|
|---|
| 287 |
|
|---|
| 288 | # Copy file running location
|
|---|
| 289 | if [ ${OPT_RUNNING} -eq 1 ]; then
|
|---|
| 290 | copy_file ${FRESH_LOC} ${RUNNING_LOC}
|
|---|
| 291 | if [ $? -eq 0 ]; then
|
|---|
| 292 | echo "# INFO: '${FILE}' changed"
|
|---|
| 293 | if [ -n "${POST_CMD}" ]; then
|
|---|
| 294 | if $OPT_POSTCMD; then
|
|---|
| 295 | echo "## Running post_cmd: $POST_CMD"
|
|---|
| 296 | $POST_CMD
|
|---|
| 297 | else
|
|---|
| 298 | echo "## To activate run the post_cmd: $POST_CMD"
|
|---|
| 299 | fi
|
|---|
| 300 | fi
|
|---|
| 301 | if [ -n "${FILE_HINT}" ]; then
|
|---|
| 302 | echo "# INFO: ${FILE_HINT}"
|
|---|
| 303 | echo ""
|
|---|
| 304 | fi
|
|---|
| 305 | fi
|
|---|
| 306 | fi
|
|---|
| 307 |
|
|---|
| 308 | # Direct copy
|
|---|
| 309 | if [ ${OPT_HACK} -eq 1 ]; then
|
|---|
| 310 | # No checking, just dumb try to copy mode
|
|---|
| 311 | cp -v ${RUNNING_LOC} ${STARTUP_LOC}
|
|---|
| 312 | fi
|
|---|
| 313 | done
|
|---|
| 314 |
|
|---|
| 315 | exit 0
|
|---|
| 316 | }
|
|---|
| 317 |
|
|---|
| 318 | parse_options $*
|
|---|
| 319 | main
|
|---|
