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csantanapr pushed a commit to branch master
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The following commit(s) were added to refs/heads/master by this push:
new e0ae88f swap active host on sigterm signal if host being stopped is
currently active (#145)
e0ae88f is described below
commit e0ae88f3be0bfbdbae3c6288a9f989c07cf74c4a
Author: Jason Peterson <[email protected]>
AuthorDate: Mon Apr 23 12:13:30 2018 -0400
swap active host on sigterm signal if host being stopped is currently
active (#145)
---
provider/lib/utils.js | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/provider/lib/utils.js b/provider/lib/utils.js
index 3714b73..cceffab 100644
--- a/provider/lib/utils.js
+++ b/provider/lib/utils.js
@@ -466,7 +466,21 @@ module.exports = function(logger, triggerDB, redisClient) {
.then(activeHost => {
return utils.initActiveHost(activeHost);
})
- .then(resolve)
+ .then(() => {
+ process.on('SIGTERM', function onSigterm() {
+ if (utils.activeHost === utils.host) {
+ var redundantHost = utils.host === 'host0' ?
'host1' : 'host0';
+ utils.redisClient.hsetAsync(utils.redisHash,
utils.redisKey, redundantHost)
+ .then(() => {
+ utils.redisClient.publish(utils.redisHash,
redundantHost);
+ })
+ .catch(err => {
+ logger.error(method, err);
+ });
+ }
+ });
+ resolve();
+ })
.catch(err => {
reject(err);
});
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