geek:cli
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geek:cli [2019/10/23 21:43] neil [Certificate Expiry] |
geek:cli [2024/05/23 12:55] (current) admin |
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| ===== Certificate Expiry ===== | ===== Certificate Expiry ===== | ||
| - | Check the expiry date on a SSL certificate. | + | Check the expiry date on a SSL certificate PEM file: |
| <code bash> | <code bash> | ||
| openssl x509 -enddate -noout -in cert.pem | openssl x509 -enddate -noout -in cert.pem | ||
| </code> | </code> | ||
| + | Read a certificate directly from a URL: | ||
| + | <code bash> | ||
| + | echo | openssl s_client -showcerts -servername glasgow.social -connect glasgow.social:443 2>/dev/null | openssl x509 -inform pem -noout -text | ||
| + | |||
| + | </code> | ||
| + | |||
| + | ===== Journalctl ===== | ||
| + | I'm so used to using init.d I can't keep these instructions in my head, so they're written here until I remember them. | ||
| + | === Listing all available services === | ||
| + | <code bash>systemctl list-unit-files --all | grep enabled</code> | ||
| + | === Getting logs for a particular service === | ||
| + | <code bash>journalctl -u sshd</code> | ||
geek/cli.1571863413.txt.gz ยท Last modified: 2019/10/23 21:43 by neil
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