Over the last few days i’ve been helping quite a few people with setting up their STRONG nodes.
I’m not going to write up a new complete guide setting up a GETH node and adding the stuff you need for a STRONG node application, Grzzdad has done a great job at that: https://medium.com/@grzzdad/how-to-make-an-ethereum-node-eligible-for-strong-5cac75ace6da
I did receive some questions about how to start up GETH as a service though, in case of a reboot or crash of your node. That i can quite easily explain for you here.
- we need to create a bash file to start your node from. type
nano startgeth.sh
or use VI if that has your preference - copy your geth cmdline into the file. For me that is:
geth --config config.toml 2> geth.log
for some of you it will be something along the lines of:geth --rpc --rpcaddr 0.0.0.0 --rpccorsdomain '*' --rpcapi eth,net,web3,txpool,debug --ws --wsaddr 0.0.0.0 --wsorigins '*' --wsapi eth,net,web3,txpool,debug --nousb
from the example from https://strongblock.com/how-to-setup-node.html. The2> geth.log
dumps all the output to a logfile that you can review or check for problems. - Exit nano with
ctrl-x
and press Y when asked to save. - Next we need to create the service file:
sudo nano /lib/systemd/system/geth.service
- Enter the following information in that file, replacing the User and directories with your information:
[Unit]
Description=Ethereum go client [Service] User=<your geth user> Type=simple WorkingDirectory=/home/<your geth user> ExecStart=/bin/bash /home/<your geth user>/startgeth.sh Restart=on-failure RestartSec=5 [Install] WantedBy=default.target
- Exit nano with
ctrl-x
and press Y when asked to save. - Now we need to enable the service:
sudo systemctl enable geth
- And then start it (make sure geth isn’t already running!):
sudo systemctl start geth
That’s it. You’ve enabled geth as a service.
To check the logs you can use: tail -F geth.log
this will continuesly print out the information from geth.
If necessary you can stop or restart the service with sudo systemctl stop geth
and sudo systemctl restart geth
.
Hope this helps someone, if you have questions comment here or hit me up on telegram or twitter.
One Reply to “GETH as a service”
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