[linux_distributions][chromium_os] Explain the Termina architecture - Githubissues

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Root Pages is a collection of easy-to-reference tutorials and guides primarily for Linux and other UNIX-like systems.

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[linux_distributions][chromium_os] Explain the Termina architecture #636

Open LukeShortCloud opened 2 years ago

LukeShortCloud commented 2 years ago

ARCHITECTURE = https://chromium.googlesource.com/chromiumos/docs/+/1ec7c3500b6fccf85536c3fd70bc538f517cd3b4/crostini_developer_guide.md and https://chromium.googlesource.com/chromiumos/platform/crosvm/+/837b59f2d97b005ef84ac36efa97530c1bbf2a79/README.md
Hypervisor requirements: https://chromium.googlesource.com/chromiumos/overlays/chromiumos-overlay/+/main/chromeos-base/vm_host_tools/
- Minimium/required = crosvm
- Optional = minijail
Minimum requirements:
- Setup two users: root and chronos
  - Both users need PAM to allow passwordless login
- Serial console enabled
- Packages: bzip2, gzip, ta, xz-utils, mcastd, minijail, ndproxyd, vm_guest_tools, iproute2, pambase https://chromium.googlesource.com/chromiumos/overlays/board-overlays/+/main/project-termina/virtual/target-termina-os/target-termina-os-1.5.ebuild
- vshd (NOTE: it only allows a user to log in as the chronos user) https://chromium.googlesource.com/chromiumos/platform2/+/HEAD/vm_tools/vsh
Full requirements:
- termina-lxd-scripts added https://chromium.googlesource.com/chromiumos/overlays/board-overlays/+/main/project-termina/chromeos-base/termina-lxd-scripts/
- /etc/arc_host.conf = Additional hosts file for LXD containers https://chromium.googlesource.com/chromiumos/platform/tremplin/+/a544e492c07e50ba34bb4e5da0cbf0d660173b78/src/chromiumos/tremplin/start_lxd.go#76 and https://chromium.googlesource.com/chromiumos/overlays/board-overlays/+/main/project-termina/chromeos-base/chromeos-bsp-termina/files/arc_host.conf
- Optional developer tools: https://chromium.googlesource.com/chromiumos/overlays/board-overlays/+/main/project-termina/virtual/target-termina-os-dev/target-termina-os-dev-1.5.ebuild
- Optional tools used by tests: https://chromium.googlesource.com/chromiumos/overlays/board-overlays/+/main/project-termina/virtual/target-termina-os-test/target-termina-os-test-1.5.ebuild

Originally posted by @LukeShortCloud in https://github.com/LukeShortCloud/rootpages/issues/621#issuecomment-1001742838

LukeShortCloud commented 2 years ago

Related: https://github.com/LukeShortCloud/rootpages/issues/624