I seem to have a very basic issue.

I am running OpenSuse 10.2 and am using the OpenSSL key module.
I can mount an ecryptfs in overlay mode, create a new file and read it  
back.
However, if I umount the file and remount it, using exactly the same  
options, the new file is not properly decrypted.
I would expect that I can read the file again. Am I missing something?

eng-1:~ # mount -t ecryptfs -o key=openssl:keyfile=/root/.ecryptfs/pki/ 
openssl/key.pem /secret /secret
Passphrase:
Cipher
1) Blowfish
2) CAST5
3) CAST6
4) Triple-DES
Selection [Blowfish]: 4
Enable plaintext passthrough (y/n): y
Attempting to mount with the following options:
   ecryptfs_passthrough
   ecryptfs_cipher=des3_ede
   ecryptfs_key_bytes=24
   ecryptfs_sig=2cd3f104ecab25e4
Mounted eCryptfs
eng-1:~ #
eng-1:~ #
eng-1:~ #
eng-1:~ # date > /secret/date
eng-1:~ # cat /secret/date
Fri Feb 29 14:49:22 PST 2008
eng-1:~ #
eng-1:~ #
eng-1:~ # umount /secret
eng-1:~ #
eng-1:~ # mount -t ecryptfs -o key=openssl:keyfile=/root/.ecryptfs/pki/ 
openssl/key.pem /secret /secret
Passphrase:
Cipher
1) Blowfish
2) CAST5
3) CAST6
4) Triple-DES
Selection [Blowfish]: 4
Enable plaintext passthrough (y/n): y
Attempting to mount with the following options:
   ecryptfs_passthrough
   ecryptfs_cipher=des3_ede
   ecryptfs_key_bytes=24
   ecryptfs_sig=2cd3f104ecab25e4
Mounted eCryptfs
eng-1:~ # cat /secret/date
???
k???r??|9q?r??|9q?r??|9eng-1:~ #
eng-1:~ #

Thanks in advance.
Mike Davis


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