Converting crt to PEM
Took two steps:
openssl x509 -in input.crt -out input.der -outform DER
openssl x509 -in input.der -inform DER -out output.pem -outform PEM
During an attempt to use the VMware Perl SDK, I have encountered the following error: VMControl Panic: SSLLoadSharedLibrary: Failed to load library /usr/bin/libcrypto.so.0.9.7:/usr/bin/libcrypto.so.0.9.7: cannot open shared object file: No such file or directory This is weird, as it was compiled successfully on my system (Centos4), but still… The workaround was to create two symlinks: ln…
This is a problem which bugs the Internet. Many solutions were suggested. All of them work sometimes (like making sure that the permissions on the private/public SSH key files are correct). One solution which never gets mentioned is about DNS. When attempting login to a remote server, the server attempts to resolve the connecting address…
Per the last post in this thread, I have created a startup script to an Oracle setup I’ve had. The script is rather simple – you “su –” to the Oracle user, and you just start the DB. Same goes for shutting it down. I have tested it and it worked well. Due to the…
SSH is a wonderful tool. One of its best features is the ability to pierce a firewall and let you go through it. If you’re using the dynamic port (-D as argument in command line openSSH), you actually get a SOCKS5 proxy over which you can transport all your desired data. This allows you the…
Current servers are way more powerful than we could have imagined before. With quad-core CPUs, even the simple dual-socket servers contain lots of horse-power. Remember our attitude towards CPU power five years ago, and see that we’re way beyond our needs. When modern servers are equipped with at least eight cores, other, non-CPU related issues…
Lately I have been overloaded above my capabilities. This did not prevent me from doing all kind of things, but most of them are too small to justify a real entry here, so I have decided to make a small collection of small stuff someone might need to know, in order to make it indexed…