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2. [ ] Clean implementation of the current state into Debian Cryptsetup package. Two key elements:
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1. [ ] `cryptroot-suspend.c`: C program to make `luksSuspend` and system suspend as atomic as possible
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2. [ ] `cryptroot-suspend-wrapper`: Shell script with all the logic: build chroot in ramfs; call `cryptroot-suspend.c`, `luksResume` after resume
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3. [ ] Replace chroot from `cryptroot-suspend-wrapper` with `/boot/initramfs-...`
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3. [x] Replace chroot from `cryptroot-suspend-wrapper` with `/boot/initramfs-...`
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4. [ ] Tackle possible race conditions at resume:
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1. [ ] Freeze processes: https://superuser.com/questions/485884/can-a-process-be-frozen-temporarily-in-linux
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2. [ ] Maybe implement in C as `cryptroot-resume.c`
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5. [ ] Testing and identifying problems with graphical environment
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1. [ ] ...
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6. [ ] Testing with different init systems (particularely systemd and sysvinit)
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7. [ ] Open question: how do we reliably replace the diffent suspend implementations (systemd, Gnome, ...) with ours?
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7. [ ] Open question: how do we reliably replace the different suspend implementations (systemd, Gnome, ...) with ours?
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8. [ ] Evaluate more crypted filesystem structures
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8. [ ] Add a configure flag for suspend feature to Gnome Power Management |
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