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Added listener to exit process when db connection fails #1752

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Added listener to exit process when db connection fails #1752

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6457073
Added listener to exit process when db connection fails
Oct 7, 2016
f193650
Separated functions, added tests
Oct 8, 2016
bfa69b9
Added more unit tests and fixed linting
Oct 11, 2016
a96af0e
Added env variable to hopefully pass functional tests
Oct 11, 2016
a78bbf5
Did the sensible thing
Oct 12, 2016
caea764
Merge branch 'master' into shutdown-api-on-db-disconnect
anandkumarpatel Jun 13, 2017
41f46d7
Merge remote-tracking branch 'origin/master' into shutdown-api-on-db-…
Jun 13, 2017
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13 changes: 13 additions & 0 deletions lib/models/mongo/mongoose-control.js
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,19 @@ mongooseControl.start = function (cb) {
}

mongoose.connect(process.env.MONGO, mongooseOptions, cb)
mongoose.connection.on('disconnected', function () {
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nice, to clean this up a bit can you move this to a helper function?

mongooseControl._handleDisconnect()

uncle bob and I would also be very happy if you broke that down further into

mongooseControl._exitIfNotOpened() {...}

mongooseControl._exitIfConnectionNeverMade () {...}

if (!mongoose.connection._hasOpened) {
log.fatal({message: 'Failed to connect to ' + process.env.MONGO}, 'failed to establish a connection to mongodb')
process.exit(1)
} else {
log.error({message: 'Lost connection to ' + process.env.MONGO})
setTimeout(function () {
if (!mongoose.connection.readyState) {
process.exit(1)
}
}, 10000)
}
})
}

mongooseControl.stop = function (cb) {
Expand Down