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Merge pull request #427 from resin-io/dont-update-deviceconfig-if-unchanged

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Avoid writing target device config to DB if it hasn't changed
This commit is contained in:
Pablo Carranza Vélez 2017-04-27 21:18:38 -07:00 committed by GitHub
commit ac2531368c
1 changed files with 10 additions and 5 deletions
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15
src/application.coffee
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@ -500,7 +500,7 @@ getAndApplyDeviceConfig = ->
.then ({ values, targetValues }) ->
executeSpecialActionsAndHostConfig(targetValues, values)
.tap ->
deviceConfig.set({ values: targetValues })
deviceConfig.set({ values: targetValues }) if !_.isEqual(values, targetValues)
.then (needsReboot) ->
if needsReboot
logSystemMessage('Rebooting', {}, 'Reboot')
@ -719,11 +719,16 @@ application.update = update = (force, scheduled = false) ->
remoteDeviceConfig = {}
_.map remoteAppIds, (appId) ->
_.merge(remoteDeviceConfig, JSON.parse(remoteApps[appId].config))
deviceConfig.set({ targetValues: remoteDeviceConfig })
.then ->
getAndApplyDeviceConfig()
deviceConfig.get()
.then ({ values, targetValues }) ->
# If the new device config is different from the target values we had, or if
# for some reason it hasn't been applied yet (values don't match target), we apply it.
if !_.isEqual(targetValues, remoteDeviceConfig) or !_.isEqual(targetValues, values)
deviceConfig.set({ targetValues: remoteDeviceConfig })
.then ->
getAndApplyDeviceConfig()
.catch (err) ->
logSystemMessage("Error applying device configuration: #{err}", { error: err }, 'Set device configuration error')
logSystemMessage("Error fetching/applying device configuration: #{err}", { error: err }, 'Set device configuration error')
.return(allAppIds)
.map (appId) ->
return if application.localMode