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watchtower: flag to suppress duplicate notifications (#8549)

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* watchtower: send error message as notification

* watchtower: send all clear notification when ok again

* watchtower: add twilio sms notifications

* watchtower: flag to suppress duplicate notifications

* remove trailing space character

* changes as per suggestion on PR

* all changes together

* cargo fmt
This commit is contained in:
HM
2020-03-03 06:37:57 +00:00
committed by GitHub
parent d86103383a
commit b6553357f9
3 changed files with 115 additions and 1 deletions
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12
watchtower/README.md
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@@ -8,6 +8,11 @@ If you only care about the health of one specific validator, the
`--validator-identity` command-line argument can be used to restrict failure
notifications to issues only affecting that validator.
If you do not want duplicate notifications, for example if you have elected to
recieve notifications by SMS the
`--no-duplicate-notifications` command-line argument will suppress identical
failure notifications.
### Metrics
#### `watchtower-sanity`
On every iteration this data point will be emitted indicating the overall result
@@ -33,3 +38,10 @@ Telegram requires the following two variables:
export TELEGRAM_BOT_TOKEN=...
export TELEGRAM_CHAT_ID=...
```
To receive a Twilio SMS notification on failure, having a Twilio account,
and a sending number owned by that account,
define environment variable before running `solana-watchtower`:
```
export TWILIO_CONFIG='ACCOUNT=<account>,TOKEN=<securityToken>,TO=<receivingNumber>,FROM=<sendingNumber>'
```