author | Tero Marttila <terom@paivola.fi> |
Fri, 16 Mar 2012 15:37:13 +0200 | |
changeset 17 | 6cb141e5de6b |
parent 16 | 6516dc848a47 |
child 18 | 826103fe3c8c |
permissions | -rwxr-xr-x |
2 | 1 |
#!/bin/bash |
2 |
# vim: set ft=sh : |
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3 |
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4 |
set -ue |
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5 |
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6 |
ROOT=$(pwd) |
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7 |
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update: function update { ... }, color logging, update_serial
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|
8 |
BIN=bin |
2 | 9 |
PROCESS_ZONE=$BIN/process-zone |
10 |
EXPAND_ZONE=$BIN/expand-zone |
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11 |
UPDATE_SERIAL=$BIN/update-serial |
2 | 12 |
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13 |
SETTINGS=settings |
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14 |
ZONES=zones |
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SERIALS=serials |
2 | 16 |
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17 |
PROCESS_ARGS='--input-charset latin-1' |
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FORWARD_MX=mail |
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20 |
REVERSE_ZONE=194.197.235 |
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21 |
REVERSE_DOMAIN=paivola.fi |
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22 |
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10 | 23 |
NAMED_CHECKZONE=/usr/sbin/named-checkzone |
24 |
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25 |
## options |
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IS_TTY= |
8 | 27 |
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28 |
LOG=y |
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29 |
LOG_INFO= |
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30 |
LOG_DEBUG= |
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31 |
LOG_CMD= |
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32 |
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UPDATE_FORCE= |
8 | 34 |
UPDATE_NOOP= |
35 |
UPDATE_DIFF= |
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SERIAL_NOUPDATE= |
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37 |
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function help_args { |
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local prog=$1 |
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40 |
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cat <<END |
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42 |
Usage: $prog [options] |
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15 | 44 |
General: |
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-h display this help text |
8 | 46 |
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15 | 47 |
Logging: |
8 | 48 |
-q quiet |
49 |
-v verbose |
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50 |
-D debug |
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9 | 51 |
-C debug commands |
8 | 52 |
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15 | 53 |
Updates: |
9 | 54 |
-p show changes |
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55 |
-F force-updates without checking src mtime |
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-S do not update serial |
15 | 57 |
-n no-op/mock-update; don't actually change anything; implies -Sp |
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58 |
END |
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59 |
} |
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60 |
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function parse_args { |
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62 |
OPTIND=1 |
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9 | 64 |
while getopts 'hqvDCpFSn' opt "$@"; do |
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case $opt in |
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66 |
h) |
15 | 67 |
help_args $0 |
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exit 0 |
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69 |
;; |
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8 | 71 |
q) LOG= ;; |
72 |
v) LOG_INFO=y ;; |
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16 | 73 |
D) |
74 |
LOG_DEBUG=y |
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75 |
LOG_INFO=y |
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76 |
;; |
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9 | 77 |
C) LOG_CMD=y ;; |
78 |
p) UPDATE_DIFF=y ;; |
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F) UPDATE_FORCE=y ;; |
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80 |
S) SERIAL_NOUPDATE=y ;; |
8 | 81 |
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82 |
n) |
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83 |
UPDATE_NOOP=y |
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9 | 84 |
# implies -Sp |
85 |
UPDATE_DIFF=y |
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8 | 86 |
SERIAL_NOUPDATE=y |
87 |
;; |
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88 |
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?) |
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die |
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;; |
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esac |
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done |
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} |
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## lib |
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function log_msg { |
2 | 100 |
echo "$*" >&2 |
101 |
} |
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function log_color { |
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local code=$1; shift |
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if [ $IS_TTY ]; then |
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echo $'\e[0;'${code}'m'"$*"$'\e[00m' >&2 |
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else |
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echo "$*" >&2 |
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fi |
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} |
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112 |
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function log_error { |
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log_color 31 "$*" |
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} |
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function log { |
8 | 118 |
[ $LOG ] && log_msg "$*" || true |
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} |
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120 |
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121 |
function log_info { |
8 | 122 |
[ $LOG_INFO ] && log_color 36 " $*" || true |
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} |
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124 |
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125 |
function log_debug { |
8 | 126 |
[ $LOG_DEBUG ] && log_color 32 " $*" || true |
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} |
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128 |
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129 |
function log_cmd { |
8 | 130 |
[ $LOG_CMD ] && log_color 35 " \$ $*" || true |
131 |
} |
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132 |
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133 |
# XXX: broken |
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134 |
function log_stack { |
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135 |
local level=1 |
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136 |
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137 |
while info=$(caller $level); do |
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138 |
echo $info | read line sub file |
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139 |
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140 |
log_msg "$file:$lineno $sub()" |
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141 |
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142 |
level=$(($level + 1)) |
|
143 |
done |
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144 |
} |
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145 |
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146 |
function fail { |
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147 |
func=$(caller 1 | cut -d ' ' -f 2) |
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148 |
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149 |
log_error "$func: $*" |
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150 |
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151 |
exit 2 |
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152 |
} |
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153 |
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2 | 154 |
function die { |
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155 |
log_error "$*" |
2 | 156 |
exit 1 |
157 |
} |
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158 |
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159 |
function cmd { |
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160 |
log_cmd "$@" |
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161 |
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162 |
"$@" || die "Failed" |
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163 |
} |
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164 |
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165 |
function run_cmd { |
2 | 166 |
local msg=$1; shift |
167 |
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168 |
log_info "$msg... " |
2 | 169 |
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170 |
cmd "$@" |
2 | 171 |
} |
172 |
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173 |
function indent () { |
8 | 174 |
local indent=$1; shift |
175 |
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176 |
"$@" | ( |
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177 |
while read line; do |
8 | 178 |
echo "$indent$line" |
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179 |
done |
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180 |
) || exit $? |
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181 |
} |
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182 |
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183 |
## test |
2 | 184 |
[ -d $SETTINGS ] || die "Missing settings: $SETTINGS" |
185 |
[ -d $SERIALS ] || die "Missing serials: $SERIALS" |
|
186 |
[ -d $ZONES ] || die "Missing zones: $ZONES" |
|
187 |
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188 |
## functions |
8 | 189 |
function check_update { |
190 |
# target |
|
191 |
local dst=$1; shift |
|
192 |
||
9 | 193 |
log_debug "check_update: $dst" |
8 | 194 |
|
195 |
# need update? |
|
196 |
local update= |
|
197 |
||
198 |
if [ ! -e $dst ] || [ $UPDATE_FORCE ]; then |
|
199 |
log_debug " update forced" |
|
200 |
update=y |
|
201 |
fi |
|
202 |
||
203 |
# check deps |
|
204 |
for dep in "$@"; do |
|
205 |
# don't bother checking if already figured out |
|
206 |
[ $update ] && continue |
|
207 |
||
208 |
# check |
|
209 |
||
210 |
if [ $dst -ot $dep ]; then |
|
211 |
log_debug " changed: $dep" |
|
212 |
update=y |
|
213 |
fi |
|
214 |
done |
|
215 |
||
216 |
[ ! $update ] && log_debug " up-to-date" |
|
217 |
||
218 |
# return |
|
219 |
[ $update ] |
|
220 |
} |
|
221 |
||
222 |
function do_update { |
|
223 |
local dst=$1; shift |
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|
224 |
local tmp=$dst.new |
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225 |
|
9 | 226 |
log_debug "update: $dst" |
8 | 227 |
cmd "$@" > $tmp |
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update: function update { ... }, color logging, update_serial
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parents:
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diff
changeset
|
228 |
|
8 | 229 |
# compare |
230 |
if [ -e $dst ] && [ $UPDATE_DIFF ]; then |
|
231 |
log_debug " changes:" |
|
232 |
||
233 |
# terse |
|
234 |
indent " " diff --unified=1 $dst $tmp |
|
235 |
fi |
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236 |
||
237 |
if [ $UPDATE_NOOP ]; then |
|
238 |
# cleanup |
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9 | 239 |
log_debug " no-op" |
8 | 240 |
|
241 |
cmd rm $tmp |
|
242 |
else |
|
243 |
# commit |
|
9 | 244 |
log_debug " update" |
8 | 245 |
|
246 |
cmd mv $tmp $dst |
|
247 |
fi |
|
248 |
} |
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249 |
||
250 |
function update { |
|
251 |
local dst=$1; shift; |
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252 |
||
253 |
local sep= |
|
254 |
local dep=() |
|
255 |
local cmd=() |
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256 |
||
257 |
for arg in "$@"; do |
|
258 |
if [ $arg == '--' ]; then |
|
259 |
sep=y |
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f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
260 |
fi |
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
261 |
|
8 | 262 |
if [ $sep ]; then |
263 |
cmd=("${cmd[@]:-}" "$arg") |
|
264 |
else |
|
265 |
dep=("${dep[@]:-}" "$arg") |
|
266 |
fi |
|
267 |
done |
|
268 |
||
269 |
[ ! $sep ] && fail "Invalid args given: $@" |
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270 |
||
271 |
check_update $dst "${dep[@]}" && do_update $dst "${cmd[@]}" || true |
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f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
272 |
} |
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
273 |
|
16 | 274 |
## actions |
17 | 275 |
function update_zone_serial { |
276 |
local name=$1; shift |
|
277 |
local file=$SERIALS/$name.serial |
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fix handling of initial serial
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parents:
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diff
changeset
|
278 |
|
17 | 279 |
local old=$(test -e $file && cat $file || echo '') |
8 | 280 |
|
17 | 281 |
log_info "Updating $file..." |
8 | 282 |
|
17 | 283 |
cmd $UPDATE_SERIAL $* $file |
8 | 284 |
|
17 | 285 |
local new=$(cat $file) |
8 | 286 |
|
287 |
log_debug " $old -> $new" |
|
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f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
288 |
} |
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
289 |
|
16 | 290 |
function update_zone_part { |
2 | 291 |
local zone=$1 |
292 |
local part=$2 |
|
293 |
||
294 |
local name=$zone.zone.$part |
|
8 | 295 |
local src=$SETTINGS/$name |
296 |
local dst=$ZONES/$name |
|
2 | 297 |
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f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
298 |
|
8 | 299 |
if check_update $dst $src; then |
17 | 300 |
log_info "Copying zones/$name..." |
8 | 301 |
|
9 | 302 |
do_update $dst cat $src |
8 | 303 |
else |
17 | 304 |
log_info "Copying zones/$name: not changed" |
8 | 305 |
fi |
2 | 306 |
} |
307 |
||
308 |
function update_zone { |
|
309 |
local zone=$1 |
|
8 | 310 |
|
2 | 311 |
local name=$zone.zone |
312 |
||
8 | 313 |
local out=$ZONES/$name |
314 |
local in=$SETTINGS/$zone.zone |
|
315 |
local serial=$SERIALS/$zone.serial |
|
7
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
316 |
|
8 | 317 |
if check_update $out $in $serial; then |
17 | 318 |
log_info "Generating $out..." |
8 | 319 |
|
320 |
do_update $out \ |
|
321 |
$EXPAND_ZONE $SETTINGS/$zone.zone \ |
|
322 |
--serial $SERIALS/$zone.serial \ |
|
323 |
--expand zones=$ROOT/$ZONES |
|
324 |
else |
|
17 | 325 |
log_info "Generating $out: not changed" |
8 | 326 |
fi |
2 | 327 |
} |
328 |
||
329 |
function update_zone_view { |
|
330 |
local zone=$1 |
|
331 |
local view=$2 |
|
332 |
||
333 |
local name=$view/$zone.zone |
|
334 |
||
8 | 335 |
local out=$ZONES/$name |
336 |
local in=$SETTINGS/$zone.zone |
|
337 |
local serial=$SERIALS/$zone.serial |
|
7
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
338 |
|
8 | 339 |
if check_update $out $in $serial; then |
17 | 340 |
log_info "Generating $out..." |
8 | 341 |
|
342 |
do_update $out \ |
|
343 |
$EXPAND_ZONE $SETTINGS/$zone.zone \ |
|
344 |
--serial $SERIALS/$zone.serial \ |
|
345 |
--expand zones=$ROOT/$ZONES \ |
|
346 |
--expand view=$view |
|
347 |
else |
|
17 | 348 |
log_info "Generating $out: not changed" |
8 | 349 |
fi |
350 |
} |
|
351 |
||
352 |
function update_hosts { |
|
353 |
local dst=$1; shift |
|
354 |
local src=$1; shift |
|
355 |
||
356 |
||
357 |
if check_update $dst $src; then |
|
358 |
log_info "Generating $dst..." |
|
359 |
||
360 |
do_update $dst $PROCESS_ZONE $PROCESS_ARGS $src "$@" |
|
361 |
else |
|
362 |
log_info "Generating $dst: not changed" |
|
363 |
fi |
|
2 | 364 |
} |
365 |
||
13 | 366 |
function check_hosts { |
367 |
local hosts=$1; shift 1 |
|
368 |
||
369 |
local cmd=($PROCESS_ZONE $PROCESS_ARGS $hosts --check-hosts "$@") |
|
370 |
||
371 |
if "${cmd[@]}" -q; then |
|
372 |
log_info "Check $hosts: OK" |
|
373 |
else |
|
374 |
log_error " Check $hosts: Failed" |
|
375 |
||
376 |
indent " " "${cmd[@]}" |
|
377 |
||
378 |
exit 1 |
|
379 |
fi |
|
380 |
} |
|
381 |
||
10 | 382 |
function check_zone { |
383 |
local name=$1 |
|
384 |
local file=$2 |
|
385 |
||
13 | 386 |
local cmd=($NAMED_CHECKZONE $name $file) |
387 |
||
10 | 388 |
# test |
13 | 389 |
# XXX: checkzone is very specific about the order of arguments, -q must be first |
10 | 390 |
if $NAMED_CHECKZONE -q $name $file; then |
391 |
log_info "Check $file($name): OK" |
|
392 |
else |
|
393 |
log_error " Check $file($name): Failed:" |
|
394 |
||
13 | 395 |
indent " " "${cmd[@]}" |
396 |
||
397 |
exit 1 |
|
10 | 398 |
fi |
399 |
} |
|
400 |
||
2 | 401 |
function main { |
7
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
402 |
# test tty |
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
403 |
[ -t 1 ] && IS_TTY=y |
2 | 404 |
|
7
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
405 |
parse_args "$@" |
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
406 |
|
13 | 407 |
log "Testing hosts..." |
408 |
check_hosts $SETTINGS/paivola.txt --check-exempt ufc |
|
7
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
409 |
|
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
410 |
log "Generating host zones..." |
8 | 411 |
update_hosts $ZONES/external/paivola.zone.hosts $SETTINGS/paivola.txt --forward-zone |
412 |
update_hosts $ZONES/internal/paivola.zone.hosts $SETTINGS/paivola.txt --forward-zone --forward-txt --forward-mx $FORWARD_MX |
|
413 |
update_hosts $ZONES/paivola-reverse.zone.hosts $SETTINGS/paivola.txt --reverse-zone $REVERSE_ZONE --reverse-domain $REVERSE_DOMAIN |
|
2 | 414 |
|
7
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
415 |
log "Copying zone parts..." |
16 | 416 |
update_zone_part paivola auto |
417 |
update_zone_part paivola services |
|
418 |
update_zone_part paivola internal |
|
419 |
update_zone_part paivola external |
|
2 | 420 |
|
13 | 421 |
log "Updating serials..." |
422 |
||
423 |
if [ $SERIAL_NOUPDATE ]; then |
|
424 |
log_info "Skipped" |
|
425 |
else |
|
17 | 426 |
update_zone_serial paivola |
427 |
update_zone_serial paivola-reverse |
|
13 | 428 |
fi |
429 |
||
430 |
||
8 | 431 |
log "Updating zones headers..." |
7
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
432 |
update_zone paivola-reverse |
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
433 |
update_zone_view paivola internal |
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
434 |
update_zone_view paivola external |
10 | 435 |
|
436 |
log "Testing zones..." |
|
437 |
check_zone paivola.fi $ZONES/external/paivola.zone |
|
438 |
check_zone paivola.fi $ZONES/external/paivola.zone |
|
439 |
check_zone 235.197.194.in-addr.arpa $ZONES/paivola-reverse.zone |
|
440 |
||
2 | 441 |
} |
442 |
||
7
f4457348faa0
update: function update { ... }, color logging, update_serial
Tero Marttila <terom@paivola.fi>
parents:
2
diff
changeset
|
443 |
main "$@" |