5f21c3046ab532ab1fad6bf02a165d6990b90416
services/Distributed-Wiki.md
... | ... | @@ -204,7 +204,7 @@ group gollum-watchdog { |
204 | 204 | peer-as <peeras>; |
205 | 205 | } |
206 | 206 | |
207 | - ## (example) peer with one of our iBGP speakers: |
|
207 | + ## (example ipv4) peer with one of our iBGP speakers: |
|
208 | 208 | neighbor 172.22.0.1 { |
209 | 209 | router-id 172.23.0.80; |
210 | 210 | local-address 172.22.0.2; |
... | ... | @@ -212,6 +212,14 @@ group gollum-watchdog { |
212 | 212 | peer-as 123456; |
213 | 213 | } |
214 | 214 | |
215 | + ## (example ipv6) peer with one of our iBGP speakers: |
|
216 | + neighbor fd42:4992:6a6d::1 { |
|
217 | + router-id 172.22.0.80; |
|
218 | + local-address fd42:4992:6a6d::2; |
|
219 | + local-as 123456; |
|
220 | + peer-as 123456; |
|
221 | + } |
|
222 | + |
|
215 | 223 | ## ... |
216 | 224 | |
217 | 225 | process watch-gollum { |
... | ... | @@ -233,13 +241,16 @@ Run `gollum-watchdog.sh` in a shell first to validate it's working: |
233 | 241 | CURL=curl |
234 | 242 | |
235 | 243 | ## url's to check (all listed must be alive to send announce) |
236 | -URL=( "http://172.23.0.80" "https://172.23.0.80" ) |
|
244 | +URL=("http://172.23.0.80" "https://172.23.0.80" "http://[fd42:d42:d42:80::1]" "https://[fd42:d42:d42:80::1]") |
|
237 | 245 | |
238 | 246 | ## the anycast route (/28 due to prefix size limits) |
239 | 247 | ROUTE='172.23.0.80/28' |
240 | - |
|
248 | +## the anycast v6 route (/64 due to prefix size limits) |
|
249 | +ROUTE6='fd42:d42:d42:80::/64' |
|
250 | + |
|
241 | 251 | ## the next-hop we'll be advertising to neighbor(s) |
242 | 252 | NEXTHOP='<source-address>' |
253 | +NEXTHOP6='<source-address-v6>' |
|
243 | 254 | |
244 | 255 | ## regex match this keyword against HTTP response from curl |
245 | 256 | VALIDATE_KEYWORD='gollum' |
... | ... | @@ -247,45 +258,45 @@ VALIDATE_KEYWORD='gollum' |
247 | 258 | INTERVAL=60 |
248 | 259 | |
249 | 260 | ########################### |
250 | - |
|
251 | -RUN_STATE=0 |
|
252 | - |
|
253 | -check_urls() { |
|
254 | - for url in "${URL[@]}"; do |
|
255 | - |
|
261 | + |
|
262 | +RUN_STATE=0 |
|
263 | + |
|
264 | +check_urls() { |
|
265 | + for url in "${URL[@]}"; do |
|
266 | + |
|
256 | 267 | ## workaround curl errno 23 when piping |
257 | 268 | http_response=`${CURL} --insecure -L -o - "${url}"` |
258 | - |
|
259 | - echo "${http_response}" | egrep -q "${VALIDATE_KEYWORD}" || { |
|
260 | - return 1 |
|
261 | - } |
|
269 | + |
|
270 | + echo "${http_response}" | egrep -q "${VALIDATE_KEYWORD}" || { |
|
271 | + return 1 |
|
272 | + } |
|
262 | 273 | |
263 | 274 | ## add more checks |
264 | 275 | |
265 | - done |
|
266 | - return 0 |
|
276 | + done |
|
277 | + return 0 |
|
267 | 278 | } |
268 | 279 | |
269 | 280 | while [ 1 ]; do |
270 | - if [ ${RUN_STATE} -eq 0 ]; then |
|
271 | - check_urls && { |
|
272 | - RUN_STATE=1 |
|
273 | - echo "announce route ${ROUTE} next-hop ${NEXTHOP}" |
|
274 | - } |
|
275 | - else |
|
276 | - check_urls || { |
|
277 | - RUN_STATE=0 |
|
278 | - echo "withdraw route ${ROUTE} next-hop ${NEXTHOP}" |
|
279 | - } |
|
280 | - fi |
|
281 | - |
|
282 | - sleep ${INTERVAL} |
|
283 | - |
|
284 | -done |
|
281 | + if [ ${RUN_STATE} -eq 0 ]; then |
|
282 | + check_urls && { |
|
283 | + RUN_STATE=1 |
|
284 | + echo "announce route ${ROUTE} next-hop ${NEXTHOP}" |
|
285 | + echo "announce route ${ROUTE6} next-hop ${NEXTHOP6}" |
|
286 | + } |
|
287 | + else |
|
288 | + check_urls || { |
|
289 | + RUN_STATE=0 |
|
290 | + echo "withdraw route ${ROUTE} next-hop ${NEXTHOP}" |
|
291 | + echo "withdraw route ${ROUTE6} next-hop ${NEXTHOP6}" |
|
292 | + } |
|
293 | + fi |
|
294 | + |
|
295 | + sleep ${INTERVAL} |
|
296 | + |
|
297 | +done |
|
285 | 298 | |
286 | 299 | exit 0 |
287 | - |
|
288 | - |
|
289 | 300 | ``` |
290 | 301 | |
291 | 302 | #### Run |
... | ... | @@ -341,7 +352,6 @@ case ${1} in |
341 | 352 | esac |
342 | 353 | |
343 | 354 | exit 0 |
344 | - |
|
345 | 355 | ``` |
346 | 356 | |
347 | 357 |