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Message-Id: <1179970820209-git-send-email-jsipek@cs.sunysb.edu> Date: Wed, 23 May 2007 21:40:20 -0400 From: "Josef 'Jeff' Sipek" <jsipek@...sunysb.edu> To: mhalcrow@...ibm.com Cc: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org, "Josef 'Jeff' Sipek" <jsipek@...sunysb.edu> Subject: [PATCH 1/1] eCryptfs: Move ecryptfs docs into Documentation/filesystems/ Signed-off-by: Josef 'Jeff' Sipek <jsipek@...sunysb.edu> --- Documentation/ecryptfs.txt | 77 -------------------------------- Documentation/filesystems/ecryptfs.txt | 77 ++++++++++++++++++++++++++++++++ 2 files changed, 77 insertions(+), 77 deletions(-) delete mode 100644 Documentation/ecryptfs.txt create mode 100644 Documentation/filesystems/ecryptfs.txt diff --git a/Documentation/ecryptfs.txt b/Documentation/ecryptfs.txt deleted file mode 100644 index 01d8a08..0000000 --- a/Documentation/ecryptfs.txt +++ /dev/null @@ -1,77 +0,0 @@ -eCryptfs: A stacked cryptographic filesystem for Linux - -eCryptfs is free software. Please see the file COPYING for details. -For documentation, please see the files in the doc/ subdirectory. For -building and installation instructions please see the INSTALL file. - -Maintainer: Phillip Hellewell -Lead developer: Michael A. Halcrow <mhalcrow@...ibm.com> -Developers: Michael C. Thompson - Kent Yoder -Web Site: http://ecryptfs.sf.net - -This software is currently undergoing development. Make sure to -maintain a backup copy of any data you write into eCryptfs. - -eCryptfs requires the userspace tools downloadable from the -SourceForge site: - -http://sourceforge.net/projects/ecryptfs/ - -Userspace requirements include: - - David Howells' userspace keyring headers and libraries (version - 1.0 or higher), obtainable from - http://people.redhat.com/~dhowells/keyutils/ - - Libgcrypt - - -NOTES - -In the beta/experimental releases of eCryptfs, when you upgrade -eCryptfs, you should copy the files to an unencrypted location and -then copy the files back into the new eCryptfs mount to migrate the -files. - - -MOUNT-WIDE PASSPHRASE - -Create a new directory into which eCryptfs will write its encrypted -files (i.e., /root/crypt). Then, create the mount point directory -(i.e., /mnt/crypt). Now it's time to mount eCryptfs: - -mount -t ecryptfs /root/crypt /mnt/crypt - -You should be prompted for a passphrase and a salt (the salt may be -blank). - -Try writing a new file: - -echo "Hello, World" > /mnt/crypt/hello.txt - -The operation will complete. Notice that there is a new file in -/root/crypt that is at least 12288 bytes in size (depending on your -host page size). This is the encrypted underlying file for what you -just wrote. To test reading, from start to finish, you need to clear -the user session keyring: - -keyctl clear @u - -Then umount /mnt/crypt and mount again per the instructions given -above. - -cat /mnt/crypt/hello.txt - - -NOTES - -eCryptfs version 0.1 should only be mounted on (1) empty directories -or (2) directories containing files only created by eCryptfs. If you -mount a directory that has pre-existing files not created by eCryptfs, -then behavior is undefined. Do not run eCryptfs in higher verbosity -levels unless you are doing so for the sole purpose of debugging or -development, since secret values will be written out to the system log -in that case. - - -Mike Halcrow -mhalcrow@...ibm.com diff --git a/Documentation/filesystems/ecryptfs.txt b/Documentation/filesystems/ecryptfs.txt new file mode 100644 index 0000000..01d8a08 --- /dev/null +++ b/Documentation/filesystems/ecryptfs.txt @@ -0,0 +1,77 @@ +eCryptfs: A stacked cryptographic filesystem for Linux + +eCryptfs is free software. Please see the file COPYING for details. +For documentation, please see the files in the doc/ subdirectory. For +building and installation instructions please see the INSTALL file. + +Maintainer: Phillip Hellewell +Lead developer: Michael A. Halcrow <mhalcrow@...ibm.com> +Developers: Michael C. Thompson + Kent Yoder +Web Site: http://ecryptfs.sf.net + +This software is currently undergoing development. Make sure to +maintain a backup copy of any data you write into eCryptfs. + +eCryptfs requires the userspace tools downloadable from the +SourceForge site: + +http://sourceforge.net/projects/ecryptfs/ + +Userspace requirements include: + - David Howells' userspace keyring headers and libraries (version + 1.0 or higher), obtainable from + http://people.redhat.com/~dhowells/keyutils/ + - Libgcrypt + + +NOTES + +In the beta/experimental releases of eCryptfs, when you upgrade +eCryptfs, you should copy the files to an unencrypted location and +then copy the files back into the new eCryptfs mount to migrate the +files. + + +MOUNT-WIDE PASSPHRASE + +Create a new directory into which eCryptfs will write its encrypted +files (i.e., /root/crypt). Then, create the mount point directory +(i.e., /mnt/crypt). Now it's time to mount eCryptfs: + +mount -t ecryptfs /root/crypt /mnt/crypt + +You should be prompted for a passphrase and a salt (the salt may be +blank). + +Try writing a new file: + +echo "Hello, World" > /mnt/crypt/hello.txt + +The operation will complete. Notice that there is a new file in +/root/crypt that is at least 12288 bytes in size (depending on your +host page size). This is the encrypted underlying file for what you +just wrote. To test reading, from start to finish, you need to clear +the user session keyring: + +keyctl clear @u + +Then umount /mnt/crypt and mount again per the instructions given +above. + +cat /mnt/crypt/hello.txt + + +NOTES + +eCryptfs version 0.1 should only be mounted on (1) empty directories +or (2) directories containing files only created by eCryptfs. If you +mount a directory that has pre-existing files not created by eCryptfs, +then behavior is undefined. Do not run eCryptfs in higher verbosity +levels unless you are doing so for the sole purpose of debugging or +development, since secret values will be written out to the system log +in that case. + + +Mike Halcrow +mhalcrow@...ibm.com -- 1.5.2.rc1.165.gaf9b - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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