When I run the command in step 5 of this page, I get an error:
http://www.datastax.com/docs/opscenter/install_opscenter#opscenterd-install
ubuntu@ip-10-90-x-x:~$ sudo wget -O - http://debian.datastax.com/debian/repo_key | apt-key add -
--2011-09-14 19:01:39-- http://debian.datastax.com/debian/repo_key
Resolving debian.datastax.com... 173.203.57.x
Connecting to debian.datastax.com|173.203.57.x|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 2487 (2.4K) [application/octet-stream]
Saving to: `STDOUT'
100%[===========================================================>] 2,487 --.-K/s in 0s
2011-09-14 19:01:39 (196 MB/s) - written to stdout [2487/2487]
gpg: no writable keyring found: eof
gpg: error reading `-': general error
gpg: import from `-' failed: general error
But if I change the URL to opscenter.datastax.com it works:
ubuntu@ip-10-90-x-x:~$ wget -O - http://opscenter.datastax.com/debian/repo_key | sudo apt-key add -
--2011-09-14 19:04:09-- http://opscenter.datastax.com/debian/repo_key
Resolving opscenter.datastax.com... 173.203.x.x
Connecting to opscenter.datastax.com|173.203.x.x|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 2487 (2.4K) [application/octet-stream]
Saving to: `STDOUT'
100%[===========================================================>] 2,487 --.-K/s in 0s
2011-09-14 19:04:09 (195 MB/s) - written to stdout [2487/2487]
OK
