author | Tero Marttila <terom@paivola.fi> |
Tue, 20 Mar 2012 14:40:14 +0200 | |
changeset 59 | b0c761c4d5f8 |
parent 57 | d83a5e9be193 |
child 60 | b65ce9123039 |
permissions | -rw-r--r-- |
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## vim: set ft=sh : |
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# |
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# Operations on zonefiles/hosts/whatever |
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## Hosts |
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## Update hosts from verbatim from input zone data: |
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# |
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# copy_hosts $ZONES/$zone $DATA/$base |
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# |
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# Writes updated zone to $zone, deps on $base. |
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function copy_hosts { |
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local zone=$1 |
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local base=$2 |
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if check_update $zone $base; then |
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log_update "Copying hosts $zone <- $base..." |
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do_update $zone \ |
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cat $ROOT/$base |
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else |
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log_skip "Copying hosts $zone <- $base: not changed" |
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fi |
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} |
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## Generate hosts from input zone data using $BIN/process-zone: |
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# |
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# update_hosts $ZONES/$zone $DATA/$base |
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# |
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# Writes process-zone'd data to $zone, deps on $base. |
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function update_hosts { |
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local zone=$1; shift |
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local base=$1; shift |
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if check_update $zone $base; then |
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log_update "Generating hosts $zone <- $base..." |
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do_update $zone \ |
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$BIN/process-zone $PROCESS_ARGS $ROOT/$base "$@" |
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else |
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log_skip "Generating hosts $zone <- $base: not changed" |
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fi |
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} |
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## Generate new serial for zone using $BIN/update-serial, if the zone data has changed: |
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# |
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# update_serial $zone $deps... |
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# |
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# Supports SERIAL_FORCE/NOOP. |
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# Updates $SERIALS/$zone.serial. |
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function update_serial { |
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local zone=$1; shift |
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local serial=$SERIALS/$zone.serial |
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# test |
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if [ $SERIAL_FORCE ]; then |
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log_force "Updating $serial: forced" |
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do_update_serial $serial |
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elif ! check_update $serial "$@"; then |
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log_skip "Updating $serial: not changed" |
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elif [ $SERIAL_NOOP ]; then |
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log_noop "Updating $serial: skipped" |
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else |
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log_update "Updating $serial..." |
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do_update_serial $serial |
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fi |
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} |
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## Link serial for zone from given base-zone: |
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# |
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# link_serial $zone $base |
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function link_serial { |
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local zone=$1 |
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local base=$2 |
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local lnk=$SERIALS/$zone.serial |
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local tgt=$SERIALS/$base.serial |
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if check_link $lnk $tgt; then |
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log_update "Linking $lnk -> $tgt..." |
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do_link $lnk $tgt |
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else |
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log_skip "Linking $lnk -> $tgt: not changed" |
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fi |
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} |
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## Update zone file verbatim from source: |
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# |
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# copy_zone $view $zone [$base] |
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# |
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# Copies changed $DATA/$base zone data to $ZONES/$view/$zone. |
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function copy_zone { |
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local view=$1 |
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local zone=$2 |
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local base=${3:-$zone} |
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local out=$ZONES/$view/$zone |
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local src=$DATA/$base |
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if check_update $out $src; then |
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log_update "Copying $out <- $src..." |
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do_update $out \ |
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cat $ROOT/$src |
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else |
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log_skip "Copying $out <- $src: not changed" |
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fi |
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} |
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## Expand zone file from source using $BIN/expand-zone: |
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# |
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# update_zone $view $zone [$base] |
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# |
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# Processed $DATA/$base zone data through $BIN/expand-zone, writing output to $ZONES/$view/$zone. |
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function update_zone { |
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123 |
local view=$1 |
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124 |
local zone=$2 |
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125 |
local base=${3:-$zone} |
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126 |
|
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127 |
local out=$ZONES/$view/$zone |
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128 |
local src=$DATA/$base.zone |
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129 |
local lnk=$ZONES/$base |
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130 |
|
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131 |
local serial=$SERIALS/$base.serial |
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132 |
|
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133 |
if check_update $out $src $serial; then |
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134 |
log_update "Generating $out <- $src..." |
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135 |
|
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136 |
do_update $out \ |
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137 |
$BIN/expand-zone $ROOT/$src \ |
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138 |
--serial $ROOT/$serial \ |
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139 |
--expand zones=$(abspath $ZONES) \ |
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140 |
--expand view=$view |
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141 |
else |
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142 |
log_skip "Generating $out <- $src: not changed" |
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143 |
fi |
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144 |
} |
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145 |
|
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146 |
## Link zone file to ues given shared zone. |
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147 |
# |
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148 |
# link_zone $view $zone [$base] |
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149 |
# |
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150 |
# Looks for shared zone at: |
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151 |
# $ZONES/$view/$base |
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152 |
# $ZONES/common/$base |
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function link_zone { |
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local view=$1 |
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155 |
local zone=$2 |
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156 |
local base=${3:-$zone} |
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157 |
|
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158 |
local out=$ZONES/$view/$zone |
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159 |
local tgt=$(choose_link $out $ZONES/$view/$base $ZONES/common/$base) |
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160 |
|
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161 |
if check_link $out $tgt; then |
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162 |
log_update "Linking $out -> $tgt..." |
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|
163 |
|
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164 |
do_link $out $tgt |
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|
165 |
|
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166 |
else |
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167 |
log_skip "Linking $out -> $tgt: not changed" |
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168 |
fi |
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169 |
} |
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170 |
|
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171 |
## Test hosts zone for validity: |
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172 |
# |
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173 |
# check_hosts $DATA/$hosts --check-exempt ... |
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174 |
# |
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175 |
# Fails if the check fails. |
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176 |
function check_hosts { |
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177 |
local hosts=$1; shift 1 |
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|
178 |
|
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179 |
local cmd=($BIN/process-zone $PROCESS_ARGS $ROOT/$hosts --check-hosts "$@") |
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|
180 |
|
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181 |
if "${cmd[@]}" -q; then |
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182 |
log_skip "Check $hosts: OK" |
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|
183 |
else |
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|
184 |
log_error " Check $hosts: Failed" |
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|
185 |
|
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|
186 |
indent " " "${cmd[@]}" |
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|
187 |
|
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|
188 |
exit 1 |
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|
189 |
fi |
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|
190 |
} |
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|
191 |
|
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|
192 |
## Test zone file for validity using named-checkzone: |
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|
193 |
# |
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|
194 |
# check_zone $view $zone $origin |
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|
195 |
# |
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|
196 |
# Uses the zonefile at $ZONES/$view/$zone, loading it with given initial $ORIGIN. |
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|
197 |
# Fails if the check fails. |
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|
198 |
function check_zone { |
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|
199 |
local view=$1 |
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|
200 |
local zone=$2 |
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|
201 |
local origin=$3 |
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|
202 |
|
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|
203 |
local src=$ZONES/$view/$zone |
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|
204 |
|
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|
205 |
local cmd=($NAMED_CHECKZONE $origin $ROOT/$src) |
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|
206 |
|
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|
207 |
# test |
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|
208 |
# XXX: checkzone is very specific about the order of arguments, -q must be first |
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|
209 |
if $NAMED_CHECKZONE -q $origin $ROOT/$src; then |
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210 |
log_skip "Check $src ($origin): OK" |
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|
211 |
else |
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|
212 |
log_error " Check $src ($origin): Failed:" |
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|
213 |
|
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|
214 |
indent " " "${cmd[@]}" |
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|
215 |
|
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|
216 |
exit 1 |
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|
217 |
fi |
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|
218 |
} |
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|
219 |
|
59
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update: DEPLOY_FORCE/SKIP (-r/-R), make rndc key error an actual error
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|
220 |
# Run rndc reload |
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|
221 |
function do_reload { |
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|
222 |
# run |
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|
223 |
indent " rndc: " \ |
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|
224 |
$RNDC reload |
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|
225 |
} |
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|
226 |
|
52
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|
227 |
## Load update zonefiles into bind: |
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|
228 |
# |
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|
229 |
# deploy_zones |
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|
230 |
# |
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|
231 |
# Invokes `rndc reload`, showing its output. |
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|
232 |
function deploy_zones { |
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|
233 |
local msg="Reload zones" |
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|
234 |
|
59
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|
235 |
if [ $DEPLOY_FORCE ]; then |
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|
236 |
log_force "$msg..." |
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|
237 |
|
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|
238 |
do_reload |
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changeset
|
239 |
|
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|
240 |
elif [ $DEPLOY_NOOP ]; then |
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update: DEPLOY_FORCE/SKIP (-r/-R), make rndc key error an actual error
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|
241 |
log_noop "$msg: skipped" |
52
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|
242 |
|
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elif [ ! -r $RNDC_KEY ]; then |
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log_error " $msg: rndc: permission denied: $RNDC_KEY" |
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return 1 |
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|
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else |
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log_update "$msg..." |
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|
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# run |
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do_reload |
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fi |
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} |
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## Commit changes in $DATA to version control: |
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# |
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# commit_data |
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# |
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# Invokes `hg commit` in the $REPO, first showing the diff. |
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function commit_data { |
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local repo=$REPO |
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local commit_msg="$COMMIT_MSG" |
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|
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local msg="Commit changes in $repo" |
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|
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# operate? |
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if [ $COMMIT_FORCE ]; then |
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log_force "$msg..." |
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|
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do_commit "$commit_msg" |
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|
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elif ! hg_modified; then |
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log_skip "$msg: no changes" |
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|
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elif [ $COMMIT_SKIP ]; then |
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log_noop "$msg: skipped" |
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# still show diff, though |
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[ $LOG_DIFF ] && indent " " hg_diff |
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else |
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log_update "$msg..." |
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|
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do_commit "$commit_msg" |
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fi |
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} |
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