Infinity loop with safebrowsing enabled

[maxtar]

Issue Details

• Version of AdGuard Home server:
  • v0.99.3
• How did you setup DNS configuration:
  • Raspberry Pi 3 Model B
• Operating system and version:
  • raspbpi 4.19.66

Actual Behavior

I enabled SafeBrowsing by web-gui configuration after installation AdGuardHome to my Raspberry Pi couple days ago.
Today after connecting my work notebook to Home Wifi I have stack of Internet.
After diagnosic I noted that AdGuardHome consuming 100% CPU on RaspberryPi.
In systemd logs on I sow the folloiwng errors:

Logs

Log:

Failed to do safebrowsing HTTP lookup, ignoring check: Get https://sb.adtidy.org/safebrowsing-lookup-hash.html?prefixes=7CF261FC/8E39D0A0/: dial tcp *.*.*.*:443: socket: too many open files

Additional Information

I found that the same problem was fixed in 732
Maybe need to add LimitNOFILE= to service file? Or what is problem?

[szolin]

SafeBrowsing is changed completely in #525
It's included in the upcoming v0.100 release.