18 Commits
Author SHA256 Message Date
kira f388a879ea Adding ability to handle non bcachefs as root filesystem 2026-09-22 17:25:02 +02:00
kira 63cb87888b Wrapping UI rework and rollback progress addition. 2026-09-17 23:42:01 +02:00
kira e4febb1e60 Huge refactor, quicksave 2026-09-17 21:54:20 +02:00
kira d2ddceb1a2 Switching to regex_lite and s optimization level - 2x binary size reduction. 2026-09-10 00:24:07 +02:00
kira 000c8b94b5 More readme changes 2026-09-07 17:54:05 +02:00
kira 1ce2a8c5e8 Update documantation given nature of snapshots in bcachefs 2026-09-07 17:45:43 +02:00
kira 3a5d6d545c Udated some dependencies 2026-08-18 22:45:32 +02:00
kira 5ef902fc29 Added script to build initcpio image 2026-08-18 22:45:02 +02:00
kira fecd188b4d Bumping version to 0.2.1 2026-08-01 22:56:29 +02:00
kira ef16746068 Fixing /run remount on switch_root and elimenating /usr/bin/mount dependency. 2026-08-01 22:56:07 +02:00
kira 1998df9720 Bumping version to 0.2.0 2026-07-31 15:55:17 +02:00
kira 84d210d07c blkid partlabel discovery now working. Also some cleanups. 2026-07-31 15:54:54 +02:00
kira 9601cc300b Trying to fix blkid thing. Add wayting for sysfs logic. 2026-07-30 14:11:00 +02:00
kira 316ffce414 Trying to figure out blkid thing. Add --probe flag. 2026-07-29 23:16:32 +02:00
kira c132ca3ffa Bumping version to 0.1.6 2026-07-29 15:35:41 +02:00
kira 0ea1a9bb3f Using blkid utility to determine dev name by gpt partlabel. 2026-07-29 15:34:52 +02:00
kira b4127f2fe8 Removed retarded git actions. 2026-07-20 23:22:20 +02:00
kira 1bf3ef0e15 Fixed mounting of /dev /sys /proc what is needed for other stuff to work. 2026-07-20 23:21:48 +02:00
8 changed files with 1064 additions and 351 deletions
@@ -1,43 +0,0 @@
name: "Build Release Binary"
run-name: "Build Release: ${{ inputs.tag_name }}"
on:
# Allows triggering from another workflow
workflow_call:
inputs:
tag_name:
description: 'Git tag to build (e.g., v1.0.0)'
required: true
type: string
workflow_dispatch: # Enables manual triggering
inputs:
tag_name:
description: 'Git tag to build (e.g., v1.0.0)'
required: true
type: string
jobs:
build-release:
runs-on: ubuntu-latest
steps:
- name: Checkout code
uses: actions/checkout@v4
env:
GIT_DEFAULT_HASH: sha256
with:
# If triggered manually, use the input tag.
# If triggered by push, GITHUB_REF_NAME is the tag.
ref: ${{ inputs.tag_name || gitea.ref_name }}
- name: Setup Rust toolchain
uses: actions-rust-lang/setup-rust-toolchain@v1
- name: Build Release Binary
run: cargo build --release
- name: Upload Artifact
uses: actions/upload-artifact@v3
with:
name: nyanit-${{ inputs.tag_name || gitea.ref_name }}
path: target/release/nyanit
-40
View File
@@ -1,40 +0,0 @@
name: Create Release with Binary
on:
workflow_dispatch: # Enables manual triggering
inputs:
tag_name:
description: 'Git tag to build (e.g., v1.0.0)'
required: true
type: string
rel_description:
description: 'Release description'
required: false
type: string
jobs:
# This job calls the reusable workflow
build-binary:
uses: ./.gitea/workflows/build-release-binary.yml
with:
tag_name: "${{ inputs.tag_name }}"
create-release:
needs: build-binary # Wait for the reusable workflow to finish
runs-on: ubuntu-latest
steps:
- name: Download Artifact
uses: actions/download-artifact@v4
with:
name: nyanit-${{ inputs.tag_name }}
- name: Create Release and Attach Binary
uses: actions/release-action@main
with:
artifacts: "nyanit-${{ inputs.tag_name }}"
api_key: ${{ secrets.bzzpss_release_psszz }}
tag_name: ${{ inputs.tag_name }}
name: Release ${{ inputs.tag_name }}
body: "Automated release for ${{ inputs.tag_name }}\n${{ inputs.rel_description }}"
Generated
+95 -100
View File
@@ -2,15 +2,6 @@
# It is not intended for manual editing.
version = 4
[[package]]
name = "aho-corasick"
version = "1.1.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ddd31a130427c27518df266943a5308ed92d4b226cc639f5a8f1002816174301"
dependencies = [
"memchr",
]
[[package]]
name = "allocator-api2"
version = "0.2.21"
@@ -34,9 +25,9 @@ checksum = "f2032f911046de80f0a198e0901378627c33f59ea0ac00e363d481118bd70a53"
[[package]]
name = "bitflags"
version = "2.13.0"
version = "2.13.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b4388bee8683e3d04af747c73422af53102d2bd24d9eadb6cbc100baef4b43f8"
checksum = "3ded4057c258ba199e2d26386d3af3780957ecaee6c4ef4041c6b4b8b97c0b06"
[[package]]
name = "by_address"
@@ -55,9 +46,15 @@ dependencies = [
[[package]]
name = "cfg-if"
version = "1.0.4"
version = "1.0.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
checksum = "4e7648175b45a9a48536d676f68d918270699102aa8dab5496df06904c914600"
[[package]]
name = "cfg_aliases"
version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f079e83a288787bcd14a6aea84cee5c87a67c5a3e660c30f557a3d24761b3527"
[[package]]
name = "compact_str"
@@ -75,9 +72,9 @@ dependencies = [
[[package]]
name = "darling"
version = "0.23.0"
version = "0.24.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "25ae13da2f202d56bd7f91c25fba009e7717a1e4a1cc98a76d844b65ae912e9d"
checksum = "ed17f5901b6630b993ca003def43f2f8ef4014fc13b047b57aad617ff32bc2ec"
dependencies = [
"darling_core",
"darling_macro",
@@ -85,26 +82,26 @@ dependencies = [
[[package]]
name = "darling_core"
version = "0.23.0"
version = "0.24.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9865a50f7c335f53564bb694ef660825eb8610e0a53d3e11bf1b0d3df31e03b0"
checksum = "6837e2cf7485aaae18f86181d2f0e9a7ed297a025e220aeabf63fdebd3a2ddff"
dependencies = [
"ident_case",
"proc-macro2",
"quote",
"strsim",
"syn",
"syn 3.0.5",
]
[[package]]
name = "darling_macro"
version = "0.23.0"
version = "0.24.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ac3984ec7bd6cfa798e62b4a642426a5be0e68f9401cfc2a01e3fa9ea2fcdb8d"
checksum = "2ac7135c3ef02b2f7833bbeb1be5ba7f966dcde8a87c6b87f65a778d71a02785"
dependencies = [
"darling_core",
"quote",
"syn",
"syn 3.0.5",
]
[[package]]
@@ -115,9 +112,9 @@ checksum = "7cd812cc2bc1d69d4764bd80df88b4317eaef9e773c75226407d9bc0876b211c"
[[package]]
name = "either"
version = "1.16.0"
version = "1.18.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "91622ff5e7162018101f2fea40d6ebf4a78bbe5a49736a2020649edf9693679e"
checksum = "252afb9ae5eaa683babdc6a068b3f5726eb19e05070c731f9b2a23a7c3e8ed34"
[[package]]
name = "equivalent"
@@ -125,12 +122,6 @@ version = "1.0.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
[[package]]
name = "fast-srgb8"
version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "dd2e7510819d6fbf51a5545c8f922716ecfb14df168a3242f7d33e0239efe6a1"
[[package]]
name = "foldhash"
version = "0.2.0"
@@ -182,15 +173,15 @@ dependencies = [
[[package]]
name = "instability"
version = "0.3.12"
version = "0.3.13"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5eb2d60ef19920a3a9193c3e371f726ec1dafc045dac788d0fb3704272458971"
checksum = "2bf84e73fa6f27f299dec58e13223cf70db80da872eb921d4f6138342a0eabc8"
dependencies = [
"darling",
"indoc",
"proc-macro2",
"quote",
"syn",
"syn 3.0.5",
]
[[package]]
@@ -221,9 +212,9 @@ dependencies = [
[[package]]
name = "libc"
version = "0.2.186"
version = "0.2.189"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "68ab91017fe16c622486840e4c83c9a37afeff978bd239b5293d61ece587de66"
checksum = "3eaf3ede3fee6db1a4c2ee091bf8a8b4dccdc6d17f656fb07896ee72867612f2"
[[package]]
name = "libm"
@@ -233,27 +224,33 @@ checksum = "b6d2cec3eae94f9f509c767b45932f1ada8350c4bdb85af2fcab4a3c14807981"
[[package]]
name = "line-clipping"
version = "0.3.7"
version = "0.3.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3f50e8f47623268b5407192d26876c4d7f89d686ca130fdc53bced4814cd29f8"
checksum = "e752191d037c44ad111a8caa762921926658402f01cc1253f7bef2020ece4f5e"
dependencies = [
"bitflags",
]
[[package]]
name = "lru"
version = "0.18.1"
version = "0.18.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0b6180140927ee907000b0aa540091f6ea512ead4447c92b8fc35bc72788a5a6"
checksum = "ff9840bcc50b71349309900da0ce7279aa336ae71d73250b07998932c7d97c25"
dependencies = [
"hashbrown 0.17.1",
]
[[package]]
name = "memchr"
version = "2.8.3"
name = "nix"
version = "0.31.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cf8baf1c55e62ffcace7a9f06f4bd9cd3f0c4beb022d3b367256b91b87513d98"
checksum = "cf20d2fde8ff38632c426f1165ed7436270b44f199fc55284c38276f9db47c3d"
dependencies = [
"bitflags",
"cfg-if",
"cfg_aliases",
"libc",
]
[[package]]
name = "num-conv"
@@ -287,43 +284,53 @@ checksum = "6aa2c4e539b869820a2b82e1aef6ff40aa85e65decdd5185e83fb4b1249cd00f"
[[package]]
name = "nyanit"
version = "0.1.4"
version = "0.2.3"
dependencies = [
"nix",
"ratatui",
"ratatui-textarea",
"regex",
"regex-lite",
"termion",
]
[[package]]
name = "palette"
version = "0.7.6"
version = "0.7.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4cbf71184cc5ecc2e4e1baccdb21026c20e5fc3dcf63028a086131b3ab00b6e6"
checksum = "ddeed8580d347d2abf3dcf06a5f0b3dc020258338526b277847cd4248a70fc64"
dependencies = [
"approx",
"fast-srgb8",
"libm",
"palette_derive",
"palette_math",
]
[[package]]
name = "palette_derive"
version = "0.7.6"
version = "0.7.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f5030daf005bface118c096f510ffb781fc28f9ab6a32ab224d8631be6851d30"
checksum = "88537020289b719d81be994ccf1bbf4990f477e2f69ee52fe3e45f43a02e56be"
dependencies = [
"by_address",
"proc-macro2",
"quote",
"syn",
"syn 2.0.119",
]
[[package]]
name = "palette_math"
version = "0.7.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6e6eb142958d64335fb0e345c5b9ead2ecd6fc438c307e9d7d3c4fd428dbaf12"
dependencies = [
"libm",
]
[[package]]
name = "portable-atomic"
version = "1.13.1"
version = "1.15.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c33a9471896f1c69cecef8d20cbe2f7accd12527ce60845ff44c153bb2a21b49"
checksum = "05c8b63e8d9609db387f0324918f81d68fe27748f084ef092fb35954d0539a85"
[[package]]
name = "powerfmt"
@@ -333,18 +340,18 @@ checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
[[package]]
name = "proc-macro2"
version = "1.0.106"
version = "1.0.107"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8fd00f0bb2e90d81d1044c2b32617f68fcb9fa3bb7640c23e9c748e53fb30934"
checksum = "985e7ec9bb745e6ce6535b544d84d6cd6f7ad8bd711c398938ae983b91a766d9"
dependencies = [
"unicode-ident",
]
[[package]]
name = "quote"
version = "1.0.46"
version = "1.0.47"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "dfbc457d0c7a0759a614551b11a6409e5951f6c7537be1f1b7682b9ae9230368"
checksum = "1fbf4db142a473a8d80c26bbf18454ed458bf8d26c8219c331daecfdbd079001"
dependencies = [
"proc-macro2",
]
@@ -428,33 +435,10 @@ dependencies = [
]
[[package]]
name = "regex"
version = "1.13.0"
name = "regex-lite"
version = "0.1.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2a0e75113e14dc5acb068cd0786884f214f1312650a3d36d269f5c4f3cdee8a2"
dependencies = [
"aho-corasick",
"memchr",
"regex-automata",
"regex-syntax",
]
[[package]]
name = "regex-automata"
version = "0.4.15"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1f388202e4b80542a0921078cc23b6333bcf1409c1e3f86404cae4766a6131db"
dependencies = [
"aho-corasick",
"memchr",
"regex-syntax",
]
[[package]]
name = "regex-syntax"
version = "0.8.11"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d6f6ff9a378485b298a5286656da665ba74413d36db0979633275d2e708145d4"
checksum = "cab834c73d247e67f4fae452806d17d3c7501756d98c8808d7c9c7aa7d18f973"
[[package]]
name = "rustversion"
@@ -470,9 +454,9 @@ checksum = "9774ba4a74de5f7b1c1451ed6cd5285a32eddb5cccb8cc655a4e50009e06477f"
[[package]]
name = "serde"
version = "1.0.228"
version = "1.0.229"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9a8e94ea7f378bd32cbbd37198a4a91436180c5bb472411e48b5ec2e2124ae9e"
checksum = "4148590afebada386688f18773da617792bf2ef03ffc1e4cbd2b1d45b023e0ba"
dependencies = [
"serde_core",
"serde_derive",
@@ -480,22 +464,22 @@ dependencies = [
[[package]]
name = "serde_core"
version = "1.0.228"
version = "1.0.229"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "41d385c7d4ca58e59fc732af25c3983b67ac852c1a25000afe1175de458b67ad"
checksum = "67dca2c9c51e58a4791a4b1ed58308b39c64224d349a935ab5039aa360942a48"
dependencies = [
"serde_derive",
]
[[package]]
name = "serde_derive"
version = "1.0.228"
version = "1.0.229"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d540f220d3187173da220f885ab66608367b6574e925011a9353e4badda91d79"
checksum = "e7a5d71263a5a7d47b41f6b3f06ba276f10cc18b0931f1799f710578e2309348"
dependencies = [
"proc-macro2",
"quote",
"syn",
"syn 3.0.5",
]
[[package]]
@@ -528,14 +512,25 @@ dependencies = [
"heck",
"proc-macro2",
"quote",
"syn",
"syn 2.0.119",
]
[[package]]
name = "syn"
version = "2.0.118"
version = "2.0.119"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1b9ae57f904213ebb649ce6895b8a66c66f0203b9319718f69a5612a065b1422"
checksum = "872831b642d1a07999a962a351ed35b955ea2cfc8f3862091e2a240a84f17297"
dependencies = [
"proc-macro2",
"quote",
"unicode-ident",
]
[[package]]
name = "syn"
version = "3.0.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "12df2e0110f65b775f769bb17ef989067a1d931b2eb822bd4346631eeada89f9"
dependencies = [
"proc-macro2",
"quote",
@@ -554,29 +549,29 @@ dependencies = [
[[package]]
name = "thiserror"
version = "2.0.18"
version = "2.0.20"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4288b5bcbc7920c07a1149a35cf9590a2aa808e0bc1eafaade0b80947865fbc4"
checksum = "ec86235f5fcc2a73650310756d2ac5b138a5780bbbdfae3eeccec992c435ba4f"
dependencies = [
"thiserror-impl",
]
[[package]]
name = "thiserror-impl"
version = "2.0.18"
version = "2.0.20"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ebc4ee7f67670e9b64d05fa4253e753e016c6c95ff35b89b7941d6b856dec1d5"
checksum = "bc04cd3e1236dd4a98afca4569f2deb3f120e5422a4023be2cb683f8486292af"
dependencies = [
"proc-macro2",
"quote",
"syn",
"syn 3.0.5",
]
[[package]]
name = "time"
version = "0.3.53"
version = "0.3.55"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "18dfaaeddcb932337b5e7866ee7d0ce9b76d2fd092997146f187ec09b4558a50"
checksum = "cdb87b95ec50ddfa440816d227a17b2ccbdda963a316a727fda0fc4334f7d134"
dependencies = [
"deranged",
"libc",
@@ -595,9 +590,9 @@ checksum = "9e1c906769ad99c88eaa54e728060edef082f8e358ff32030cb7c7d315e81109"
[[package]]
name = "unicode-ident"
version = "1.0.24"
version = "1.0.25"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e6e4313cd5fcd3dad5cafa179702e2b244f760991f45397d14d4ebf38247da75"
checksum = "ab72a15cf68d77cb0987d3684aa8a45c5ef827e8cb49ee2f30bfd7ba2feb519f"
[[package]]
name = "unicode-segmentation"
+7 -4
View File
@@ -1,19 +1,22 @@
[package]
name = "nyanit"
version = "0.1.4"
version = "0.2.3"
edition = "2024"
[dependencies]
nix = { version = "0.31", features = ["mount"] }
ratatui = { version = "0.30", default-features = false, features = ["termion"] }
ratatui-textarea = { version = "0.9", default-features = false, features = ["termion"] }
regex = "1.1"
regex-lite = "0.1"
termion = "4"
[profile.release]
lto = true
debug = false
incremental = false
codegen-units = 1
opt-level = 2
opt-level = "s"
strip = true
[registry]
global-min-publish-age = "14 days"
+13 -4
View File
@@ -8,14 +8,23 @@ And this partition should be formated to bcachefs.
2. Nyanit checks if bcachefs is encrypted, and asks for unlock password if it is.
3. Then it mounts it to **/mnt/bee-root**.
3. Then it mounts it to **/mnt/real-bee**.
4. And looks for snapshots with name pattern **/mnt/bee-root/bzz_snaps/bzz-yyyy-mm-ddTHH-MM-SS**
4. Now dealing with snapshoots. Its getting complicated because we need to have then outside root subvolume
Root subvolume should be named **bee-root**
Snapshoots made by hive-up should be placed in **bee-root/bzz-snaps** - **/mnt/real-bee/bee-root/bzz-snaps**
We need to transver snapshoot if any from **/mnt/real-bee/bee-root/bzz-snaps** to **/mnt/real-bee/bzz-snaps**
Snapshoots names should match **bzz-yyyy-mm-ddTHH-MM-SS** pattern.
5. If no snapshots are found it calls **switch_root** for **/mnt/bee-root**
4. And looks for snapshots with name pattern **/mnt/real-bee/bzz-snaps/bzz-yyyy-mm-ddTHH-MM-SS**
5. If no snapshots are found it calls **switch_root** for **/mnt/real-bee/bee-root**
6. Othervise vait for F2 for few seconds.
And if F2 pressed provides list of snapshoots to boot from.
7. After some snapshoot or just **/mnt/bee-root** is selected, Nyanit doing **switch_root** to it.
7. After some snapshoot or just **/mnt/bee-root/real-bee** is selected, Nyanit doing **switch_root** to it.
8. TO-DO
- add cleaning of old snapshoots.
- add replacing bee-root with snapshoot
+50
View File
@@ -0,0 +1,50 @@
#!/bin/sh
echo "work dir: $1"
_tools_list=(
/usr/bin/bcachefs
/usr/bin/fsck
/usr/bin/fsck.vfat
/usr/bin/switch_root
/usr/bin/blkid
)
workdir=$1
echo "Populate initdramfs tree..."
cd $workdir
mkdir -p initramfs/{dev,proc,sys,run,mnt,mnt/bee_root,tmp,etc,usr,usr/bin,usr/lib}
echo "Create /bin /lib /lib64 simlinks"
cd $workdir/initramfs
ln -s usr/lib lib64
ln -s usr/lib lib
ln -s usr/bin bin
cd $workdir/initramfs/usr
ln -s lib lib64
echo "Install NYANIT..."
cd $workdir
lddtree --bindir / --copy-to-tree $workdir/initramfs init
echo "Copy libs and binaries"
cd $workdir
lddtree --copy-to-tree $workdir/initramfs "${_tools_list[@]}"
echo "Remove setuid flag from everything..."
chmod -R a-s $workdir/initramfs
fakeroot -- sh << EOF
echo "Create console device node"
cd $workdir/initramfs
mknod -m 622 dev/console c 5 1
# Create cpio archive
echo "Create cpio archive"
cd $workdir/initramfs
find . | cpio -ov --format=newc > ../initramfs.cpio
EOF
echo "Done!"
+306 -98
View File
@@ -18,18 +18,19 @@ use ratatui::{Frame, Terminal, backend::TermionBackend};
use ratatui::{
layout::{Constraint, Layout},
style::{Color, Style, Stylize},
text::Line,
widgets::{Block, Borders, List, ListState, Paragraph},
text::{Line, Span},
widgets::{Block, Borders, Gauge, List, ListItem, ListState, Padding, Paragraph, Wrap},
};
use ratatui_textarea::TextArea;
use std::io::{self, Read, stdout};
use std::io::{self, stdout};
use std::process::ExitCode;
use std::thread;
use std::time::Duration;
use termion::event::{self, Event};
use termion::event::Key;
use termion::input::TermRead;
use termion::raw::IntoRawMode;
mod nyan_system;
@@ -37,13 +38,23 @@ mod nyan_system;
use nyan_system::ExecCommandError;
const BEE_CAT: &str = include_str!("bee_cat.txt");
const SNAP_CHOOSE_LIST_CAPTION: &str =
"Select snapshot to rollback or \"bzz current\" to boot current system state";
const CONFIRM_TEXT1: &str = "You going to roll back system statate to ";
const CONFIRM_TEXT2: &str = "This action cannot be undone!";
const TICK_TIME_MILLS: u64 = 27u64;
const WAIT_FOR_F2_SEC: u64 = 3u64;
//const ROOT_PARTLABEL: &str = "bee-root";
const ROOT_DEV: &str = "/dev/disk/by-partlabel/bee-root";
const TMP_ROOT: &str = "/mnt/bee_root";
const TMP_ROOT_SNAPS: &str = "/mnt/bee-root/bzz_snaps";
const ROOT_PARTLABEL: &str = "bee-root";
const TMP_ROOT: &str = "/mnt/bee-root";
const TMP_ROOT_SNAPS: &str = "/mnt/bee-root/bzz-snaps";
const SYS_INIT: &str = "/sbin/init";
const CURRENT_BOOT_LIST_TEXT: &str = "bzz current";
// fn bee_root_is_present() -> bool {
// nyan_system::list_gpt_labeled_devs().iter().filter(|s| s.ends_with(ROOT_PARTLABEL)).count() > 0
// }
@@ -63,53 +74,76 @@ const SYS_INIT: &str = "/sbin/init";
// ExitCode::SUCCESS
// }
// #[derive(Debug, PartialEq)]
// struct RollbackState {
// progress: f64,
// progress_text: String,
// snapshot_date_time: String,
// roll_iter: nyan_system::RollBackIterator,
// }
// impl RollbackState {
// // Constructor function
// pub fn new(snaps_list: Vec<String>, snap_date_time: String) -> Self {
// RollbackState {
// progress: 0.0,
// progress_text: "".into(),
// snapshot_date_time: snap_date_time.clone(),
// roll_iter: nyan_system::RollBackIterator::new(snaps_list, snap_date_time)
// }
// }
// }
#[derive(Debug, PartialEq)]
enum NyanitState {
Init,
WaitForF2(Vec<String>),
ChooseSnapshot(Vec<String>),
RollBack,
ConfirmRollback(String),
WaitForF2,
/// list of snapshoots
ChooseSnapshot,
EnterPassword,
Error(String),
HandOff(String),
HandOff,
}
/// Mounting bee-root and chiking if there any snapshots
fn mount_and_check_snaps() -> Result<NyanitState, ExecCommandError> {
// mount bee-root
nyan_system::mount_bee_root(TMP_ROOT, ROOT_DEV)?;
///
/// Generates confirm dialog paragraph
///
fn gen_conf_par<'a>(snap_dt: String) -> Paragraph<'a> {
let first_line = Line::from(vec![Span::raw(CONFIRM_TEXT1), Span::raw(snap_dt).bold()]);
let confirm_line = Line::from(vec![
Span::raw("Press ("),
Span::raw("Y").bold(),
Span::raw(") to confirm or ("),
Span::raw("N").bold(),
Span::raw(") to decline."),
]);
// list snaps if any
let mut snaps_list = nyan_system::list_bzzpss_snaps(TMP_ROOT_SNAPS)?;
// if any snaps detected whait for user to press F2
if snaps_list.len() > 0 {
snaps_list.insert(0, TMP_ROOT.to_string());
return Ok(NyanitState::WaitForF2(snaps_list));
}
// else tell to finish boot
Ok(NyanitState::HandOff(TMP_ROOT.into()))
}
fn init_stage() -> Result<NyanitState, ExecCommandError> {
// mount sysfss
nyan_system::prepare_env().map_err(|ex| format!("prepare_env error: {}", ex))?;
// check if device is encrypted
if nyan_system::bzzpss_dev_encrypted(ROOT_DEV).map_err(|ex| format!("Error checking if device is encrypted: {}", ex))? {
// if encrypted return EnterPassword so used get promted for pass
return Ok(NyanitState::EnterPassword);
}
// if unencrypted
mount_and_check_snaps()
let conf_lines: Vec<Line> = vec![
first_line,
Line::default(),
Line::from(CONFIRM_TEXT2).bold(),
Line::default(),
confirm_line,
];
Paragraph::new(conf_lines)
.centered()
.wrap(Wrap::default())
.light_red()
}
struct NyanitTUI<'a> {
exit: bool,
state: NyanitState,
bee_root_dev: nyan_system::BlkIdRes,
list_state: ListState,
time_counter: u32,
/// time counter manly for F2 waiting in mills
time_counter: u64,
/// time counter manly for F2 waiting in seconds
time_counter_sec: u64,
textarea: Option<TextArea<'a>>,
snaps_list: Vec<String>,
roll_state: Option<nyan_system::RollBackIterator>,
}
impl NyanitTUI<'_> {
@@ -117,29 +151,91 @@ impl NyanitTUI<'_> {
Ok(Self {
exit: false,
state: NyanitState::Init,
bee_root_dev: nyan_system::BlkIdRes {
fs_type: String::new(),
dev_node: String::new(),
},
list_state: ListState::default().with_selected(Some(0)),
time_counter: 0,
time_counter_sec: 0,
textarea: None,
snaps_list: Vec::new(),
roll_state: None,
})
}
// pub fn bzz_unwrap<T,E>(&mut self, val: Result<T,E>) -> T {
// match val {
// Ok(v) => v,
// }
// }
/// Mounting bee-root and chiking if there any snapshots
fn mount_and_check_snaps(&mut self) -> Result<NyanitState, ExecCommandError> {
// mount bee-root
nyan_system::mount_bee_root(&self.bee_root_dev, TMP_ROOT)?;
// let root_list = nyan_system::list_dir(TMP_ROOT)?;
// return Err(ExecCommandError::Other(root_list));
if self.bee_root_dev.is_bcachefs() {
// list snaps if any
self.snaps_list = nyan_system::list_bzzpss_snaps(TMP_ROOT_SNAPS)?;
// if any snaps detected check hive DB update_status
if self.snaps_list.len() > 0 {
// if pac_lock accessible and exist - rolling back
if let Ok(Some(snap_date_time)) = nyan_system::check_pac_lock()
&& self.snaps_list.contains(&snap_date_time)
{
Ok(NyanitState::ConfirmRollback(snap_date_time))
}
// else user choose what to do
else {
Ok(NyanitState::WaitForF2)
}
}
// else tell to finish boot
else {
Ok(NyanitState::HandOff)
}
} else {
Ok(NyanitState::HandOff)
}
}
fn init_stage(&mut self) -> Result<NyanitState, ExecCommandError> {
// mount sysfss
nyan_system::prepare_env().map_err(|ex| format!("prepare_env error: {}", ex))?;
// get bee-root device name aka /dev/sda1
// trying for max 3 sec
self.bee_root_dev = nyan_system::try_find_partlabel(ROOT_PARTLABEL, 3)
.ok_or_else(|| "Timed out trying to find dev by partlabel.".to_string())?;
if self.bee_root_dev.is_bcachefs() {
// check if device is encrypted
if nyan_system::bzzpss_dev_encrypted(&self.bee_root_dev.dev_node)
.map_err(|ex| format!("Error checking if device is encrypted: {}", ex))?
{
// if encrypted return EnterPassword so user get promted for pass
return Ok(NyanitState::EnterPassword);
}
}
// if unencrypted
let check_res = self.mount_and_check_snaps()?;
Ok(check_res)
}
/// runs the application's main loop until the user quits
pub fn run(&mut self) -> io::Result<()> {
self.state = match init_stage() {
Ok(st) => st,
Err(ex) => NyanitState::Error(format!("Error while trying to bzzz-pss things: {}", ex)),
self.state = match self.init_stage() {
Ok(res) => res,
Err(ex) => {
NyanitState::Error(format!("Error while trying to bzzz-pss things:\n{}", ex))
}
};
// if drive unencrypted and there is no root snapshots finish boot
match &self.state {
// if drive unencrypted and there is no root snapshots finish boot
NyanitState::HandOff(root_mnt) => {
if let Err(ex) = nyan_system::hand_off_control(root_mnt, SYS_INIT) {
NyanitState::HandOff => {
if let Err(ex) = nyan_system::hand_off_control(TMP_ROOT, SYS_INIT) {
self.state = NyanitState::Error(ex.to_string())
}
}
@@ -148,9 +244,13 @@ impl NyanitTUI<'_> {
let mut textarea: TextArea<'_> = TextArea::default();
textarea.set_cursor_line_style(Style::default());
textarea.set_mask_char('\u{1F41D}'); //U+2022 BULLET (•)
textarea.set_placeholder_text("Please enter your password");
textarea.set_placeholder_text("Please enter your disk unlock password");
textarea.set_style(Style::default().fg(Color::LightYellow));
textarea.set_block(Block::default().borders(Borders::ALL).title("Password"));
textarea.set_block(
Block::default()
.borders(Borders::ALL)
.title(" System disk unlock password "),
);
self.textarea = Some(textarea);
}
_ => (),
@@ -164,7 +264,7 @@ impl NyanitTUI<'_> {
let mut terminal = Terminal::new(backend)?;
// init tty async input and start actually drawing things now!
let mut tty_input_async = termion::async_stdin().bytes();
let mut tty_input_async = termion::async_stdin().keys();
self.time_counter = 0;
while !self.exit {
@@ -209,67 +309,151 @@ impl NyanitTUI<'_> {
match &self.state {
NyanitState::Error(ex) => {
// render big red wolf in the center with err messaghe
let err_paragraph = Paragraph::new(ex.as_str()).centered().light_red().bold();
let err_paragraph = Paragraph::new(ex.as_str())
.centered()
.wrap(Wrap::default())
.light_red()
.bold();
frame.render_widget(err_paragraph, vertical_chunks[1]);
}
NyanitState::WaitForF2(_) => {
NyanitState::WaitForF2 => {
// show press F2 for options text
let f2_paragraph = Paragraph::new("Press F2 for options")
.centered()
.magenta()
.bold();
let f2_lines: Vec<Line> = vec![
Line::from("Press F2 for options"),
Line::default(),
Line::from((WAIT_FOR_F2_SEC.saturating_sub(self.time_counter)).to_string()),
];
let f2_paragraph = Paragraph::new(f2_lines).centered().magenta().bold();
frame.render_widget(f2_paragraph, vertical_chunks[1]);
}
NyanitState::ChooseSnapshot(snaps_list) => {
// render menu for snap choosing
frame.render_stateful_widget(
List::new(snaps_list.iter().map(String::as_str))
.block(Block::default().borders(Borders::ALL))
NyanitState::ChooseSnapshot => {
// 1. Split main chank to make space for description
let snap_list_chunks = Layout::vertical([
Constraint::Length(2), // Description test
Constraint::Fill(1), // to shrink unused space
])
.split(vertical_chunks[1]);
let caption_paragraph = Paragraph::new(SNAP_CHOOSE_LIST_CAPTION)
.centered()
.wrap(Wrap::default())
.light_red()
.bold();
frame.render_widget(caption_paragraph, snap_list_chunks[0]);
// construct items list to get proper text size
let mut list_items: Vec<ListItem> = vec![ListItem::new(CURRENT_BOOT_LIST_TEXT)];
self.snaps_list
.iter()
.for_each(|s| list_items.push(ListItem::new(s.as_str())));
let max_width = 2 + list_items.iter().map(|i| i.width()).max().unwrap_or(0) as u16;
let render_list = List::new(list_items)
.highlight_symbol(">>")
.highlight_style(Style::new().bold()),
vertical_chunks[1],
.highlight_style(Style::new().bold().on_light_red());
frame.render_stateful_widget(
render_list,
snap_list_chunks[1].centered_horizontally(Constraint::Max(max_width)),
&mut self.list_state,
);
}
NyanitState::EnterPassword => {
frame.render_widget(self.textarea.as_ref().unwrap(), vertical_chunks[1]);
NyanitState::ConfirmRollback(snap_dt) => {
let par1 = gen_conf_par(snap_dt.clone());
frame.render_widget(par1, vertical_chunks[1]);
}
NyanitState::HandOff(_) => {
let ok_text = Paragraph::new("Booting\nKira Linux\n \u{1F41D} \u{1F41D} :3")
.block(Block::bordered().light_green())
NyanitState::RollBack => {
let centered = vertical_chunks[1].centered_vertically(Constraint::Length(9));
// 1. Create the outer block
let block = Block::default()
.padding(Padding::proportional(1))
.borders(Borders::ALL)
.light_red()
.title(" Rolling back system state ");
// 2. Get the inner area of the block
let block_inner_area = block.inner(centered);
frame.render_widget(block, centered);
// 3. Split the inner area into two parts: top for text, bottom for gauge
let chunks = Layout::vertical([
Constraint::Length(3), // gauge
Constraint::Length(1), // spacing
Constraint::Length(1), // Height of the text paragraph
])
.split(block_inner_area);
let gauge = Gauge::default()
.gauge_style(Style::default().fg(Color::LightRed))
.ratio(self.roll_state.as_ref().unwrap().progress);
frame.render_widget(gauge, chunks[0]);
let text = Paragraph::new(self.roll_state.as_ref().unwrap().progress_text.clone())
.centered();
frame.render_widget(text, chunks[2]);
}
NyanitState::EnterPassword => {
frame.render_widget(
self.textarea.as_ref().unwrap(),
vertical_chunks[1]
.centered_vertically(Constraint::Max(3))
.centered_horizontally(Constraint::Percentage(75)),
);
}
NyanitState::HandOff => {
let ok_text = Paragraph::new("Booting\nKira Linux\n\u{1F41D} \u{1F41D} :3")
.centered()
.light_green();
frame.render_widget(ok_text, vertical_chunks[1]);
// just some time to look at message
frame.render_widget(
ok_text,
vertical_chunks[1].centered_vertically(Constraint::Length(3)),
);
// just some time to look at beez
thread::sleep(Duration::from_millis(1000))
}
_ => (),
};
}
fn handle_events(&mut self, tty_input: &mut io::Bytes<termion::AsyncReader>) -> io::Result<()> {
fn handle_events(
&mut self,
tty_input: &mut termion::input::Keys<termion::AsyncReader>,
) -> io::Result<()> {
// cheking if there is any input to read
if let Some(item) = tty_input.next() {
let read_byte = item?;
let e = item?;
let e = event::parse_event(read_byte, tty_input)?;
match &self.state {
// finishing boot
NyanitState::HandOff(root_mnt) => {
if let Err(ex) = nyan_system::hand_off_control(root_mnt, SYS_INIT) {
// we allways booting to mnt rootnow
NyanitState::HandOff => {
if let Err(ex) = nyan_system::hand_off_control(TMP_ROOT, SYS_INIT) {
self.state = NyanitState::Error(ex.to_string())
}
}
NyanitState::WaitForF2(vol_list) => {
if e == Event::Key(event::Key::F(2)) {
self.state = NyanitState::ChooseSnapshot(vol_list.clone());
NyanitState::WaitForF2 => {
if e == Key::F(2) {
self.state = NyanitState::ChooseSnapshot;
}
}
NyanitState::ChooseSnapshot(vol_list) => match e {
Event::Key(event::Key::Down) => self.list_state.select_next(),
Event::Key(event::Key::Up) => self.list_state.select_previous(),
Event::Key(event::Key::Char('\n')) => {
NyanitState::ChooseSnapshot => match e {
Key::Down => self.list_state.select_next(),
Key::Up => self.list_state.select_previous(),
Key::Char('\n') => {
if let Some(idx) = self.list_state.selected() {
self.state = NyanitState::HandOff(vol_list[idx].clone());
// if try to boot into current state
if idx == 0 {
self.state = NyanitState::HandOff;
}
// else we going to restore selected snapshoot as current state
else {
// idx-1 because self.snaps_list do not contains current system, only snapshots date time
self.state =
NyanitState::ConfirmRollback(self.snaps_list[idx - 1].clone());
}
}
}
_ => (),
@@ -277,13 +461,16 @@ impl NyanitTUI<'_> {
NyanitState::EnterPassword => {
match e {
// try to unlock if enter pressed
Event::Key(event::Key::Char('\n')) => {
Key::Char('\n') => {
let password = self.textarea.as_ref().unwrap().lines()[0].clone();
match nyan_system::bcachefs_unlock(password, ROOT_DEV) {
match nyan_system::bcachefs_unlock(
password,
&self.bee_root_dev.dev_node,
) {
Ok(unlocked) => {
if unlocked {
// need to check for subvolumes and stuff
self.state = match mount_and_check_snaps() {
self.state = match self.mount_and_check_snaps() {
Ok(st) => {
self.time_counter = 0;
st
@@ -318,29 +505,50 @@ impl NyanitTUI<'_> {
}
}
}
NyanitState::ConfirmRollback(snap_dt) => match e {
Key::Char('Y') | Key::Char('y') => {
self.roll_state = Some(nyan_system::RollBackIterator::new(
self.snaps_list.clone(),
snap_dt.clone(),
));
self.state = NyanitState::RollBack;
}
Key::Char(_) => self.state = NyanitState::ChooseSnapshot,
_ => (),
},
_ => (),
}
} else {
// Tick time
thread::sleep(Duration::from_millis(500));
if let NyanitState::WaitForF2(_) = self.state {
self.time_counter = self.time_counter.wrapping_add(1u32);
// 2.5 sec wait
if self.time_counter > 5 {
thread::sleep(Duration::from_millis(TICK_TIME_MILLS));
match self.state {
NyanitState::WaitForF2 => {
self.time_counter = self.time_counter.wrapping_add(TICK_TIME_MILLS);
self.time_counter_sec = self.time_counter / 1000;
// wait for F2
if self.time_counter_sec > WAIT_FOR_F2_SEC {
// boot from root
self.state = NyanitState::HandOff(TMP_ROOT.into());
self.state = NyanitState::HandOff;
}
}
NyanitState::RollBack => match self.roll_state.as_mut().unwrap().next() {
Some(Err(ex)) => {
self.state = NyanitState::Error(format!("ROLL BACK ERROR!: {}", ex));
}
None => {
self.state = NyanitState::HandOff;
}
_ => (),
},
_ => (),
}
}
Ok(())
}
}
fn main() -> ExitCode {
nyan_system::set_env_vars_unsafe();
// nyan_system::set_env_vars_unsafe();
let mut app = NyanitTUI::new().unwrap();
app.run().unwrap();
// Terminal restores automatically when `stdout` (RawTerminal) is dropped
+590 -59
View File
@@ -18,8 +18,31 @@
Functions fot system interaction
*/
use nix;
use std::fs;
use std::process::Command;
use regex_lite::Regex;
/// timeout for block deices population
const WAIT_FOR_BLK_DEVS: u64 = 5u64;
/// list of subvolumes to move from current system to snapshoot when being restored
const SBUVOL_TO_MOVE: [(&str, &str); 1] = [("var", "/tmp")];
const TMP_ROOT: &str = "/mnt/bee-root";
const TMP_ROOT_SNAPS: &str = "/mnt/bee-root/bzz-snaps";
const TMP_ROOT_USR: &str = "/mnt/bee-root/usr";
const TMP_ROOT_VAR: &str = "/mnt/bee-root/var";
/// Path where /usr subvolume got moved on snapshot restore
const TMP_ROOT_SNAPS_USR: &str = "/mnt/bee-root/bzz-snaps/tmp_usr";
/// Path where /var subvolume got moved on snapshot restore
const TMP_ROOT_SNAPS_VAR: &str = "/mnt/bee-root/bzz-snaps/tmp_var";
const TMP_ROOT_SNAPS_PREFIX: &str = "/mnt/bee-root/bzz-snaps/tmp_";
const PAC_LOCK_FILE: &str = "/var/lib/hive-up/pac-lock";
#[derive(Debug)]
pub struct CommandFailed {
@@ -81,6 +104,12 @@ impl From<String> for ExecCommandError {
}
}
impl From<&str> for ExecCommandError {
fn from(err: &str) -> Self {
ExecCommandError::Other(err.to_string())
}
}
impl std::fmt::Display for ExecCommandError {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
match self {
@@ -101,9 +130,7 @@ impl std::error::Error for ExecCommandError {}
/// exec given command with arguments, capturing stderr in case or failure
pub fn exec_command(cmd: &str, args: &Vec<&str>) -> Result<(), ExecCommandError> {
// For testing shake lets assume all binaries is in /usr/bin
let ex_cmd = format!("/usr/bin/{}", cmd);
let out = Command::new(ex_cmd).args(args).output()?;
let out = Command::new(cmd).args(args).output()?;
if out.status.success() {
Ok(())
} else {
@@ -111,6 +138,91 @@ pub fn exec_command(cmd: &str, args: &Vec<&str>) -> Result<(), ExecCommandError>
}
}
#[derive(PartialEq)]
pub struct BlkIdRes {
pub fs_type: String,
pub dev_node: String,
}
impl BlkIdRes {
pub fn is_bcachefs(&self) -> bool {
if self.fs_type == "bcachefs" {
true
}
else {
false
}
}
}
///
/// Will block up to timeout_secs
///
pub fn try_find_partlabel(partlabel: &str, timeout_secs: u64) -> Option<BlkIdRes> {
use std::{thread, time::Duration};
let start = std::time::Instant::now();
while start.elapsed().as_secs() < timeout_secs {
if let Ok(Some(label)) = find_partlabel(partlabel) {
return Some(label);
}
thread::sleep(Duration::from_millis(100));
}
None
}
/// Gets device node aka /dev/sda1 from gpr partition label
/// blkid -s PARTLABEL --match-token PARTLABEL="bzz-primary"
pub fn find_partlabel(partlabel: &str) -> Result<Option<BlkIdRes>, ExecCommandError> {
let out = Command::new("/usr/bin/blkid")
.args([
"-s",
"TYPE",
"-s",
"PARTLABEL",
"-t",
format!("PARTLABEL=\"{}\"", partlabel).as_str(),
])
.output()?;
if out.status.success() {
let re = Regex::new(r#"^(/dev/[a-z0-9-]+): TYPE="([a-z]+)" PARTLABEL="[a-z]+"$"#)
.unwrap();
let out_text = String::from_utf8(out.stdout)?;
if let Some(captured) = re.captures(&out_text) {
// let part_no = captured[1];
// let parent_dev = captured[2];
let res = BlkIdRes{ fs_type: captured[2].to_string(), dev_node: captured[1].to_string()};
Ok(Some(res))
} else {
Err(ExecCommandError::Other(format!("Unexpected blkid output format: \"{}\"", out_text)))
}
} else {
if let Some(code) = out.status.code()
&& code == 2
{
Ok(None)
} else {
Err(ExecCommandError::Other(format!(
"Error while looking for partlabel={}: \"{}\"",
partlabel,
String::from_utf8(out.stderr).unwrap_or_else(|ex| ex.to_string())
)))
}
}
}
// pub fn list_dir(dirname: &str) -> Result<String, ExecCommandError> {
// let res: String = fs::read_dir(dirname)?
// .filter_map(|entry| entry.ok())
// .map(|entry| entry.file_name().to_string_lossy().to_string())
// .collect::<Vec<String>>()
// .join("\n");
// Ok(res)
// }
/// exec given command with arguments, returning stdout parsed to UTF-8 string
/// capturing stderr in case or failure
// pub fn exec_command_out(cmd: &str, args: &Vec<&str>) -> Result<String, ExecCommandError> {
@@ -122,21 +234,6 @@ pub fn exec_command(cmd: &str, args: &Vec<&str>) -> Result<(), ExecCommandError>
// }
// }
// ls /dev/disk/by-partlabel/
// here we can find gpt part labels
// pub fn list_gpt_labeled_devs() -> Result<Vec<String>, ExecCommandError> {
// use std::os::unix::fs::FileTypeExt;
// let mut res: Vec<String> = Vec::new();
// for maybe_entry in fs::read_dir("/dev/disk/by-partlabel/")? {
// let entry = maybe_entry?;
// if entry.file_type()?.is_block_device() {
// res.push(entry.path().to_str().unwrap().to_string());
// }
// }
// Ok(res)
// }
/// bcachefs unlock --file=/tmp/bzzpsspass.txt /dev/loop0somedev
/// Ok so. It is stupid, because bcacheutils far from ideal.
/// But if we provide wrong password from file or stdin this stuff plays stupid and asks for right password.
@@ -149,18 +246,24 @@ pub fn bcachefs_unlock(pass: String, dev: &str) -> Result<bool, ExecCommandError
use std::process::Stdio;
// "-k", "session" is important as it stores key in sessyin keyring what allows
// system to mount filesystem after switch_root
let mut child = Command::new("bcachefs")
let mut child = Command::new("/usr/bin/bcachefs")
.args(&vec!["unlock", "-k", "session", dev])
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.stderr(Stdio::piped())
.spawn()?;
let mut c_stderr = child.stderr.take().ok_or_else(||{"Unable to get child process STDERR".to_string()})?;
let mut c_stderr = child
.stderr
.take()
.ok_or_else(|| "Unable to get child process STDERR".to_string())?;
// Write password to STDIN in a limited scope
{
let mut c_stdin = child.stdin.take().ok_or_else(||{"Unable to get child process STDIN".to_string()})?;
let mut c_stdin = child
.stdin
.take()
.ok_or_else(|| "Unable to get child process STDIN".to_string())?;
// neccessery to use thread or we may be deadlocking
c_stdin.write_all(pass.as_bytes())?;
let bytes_written = c_stdin.write(b"\n")?;
@@ -186,90 +289,518 @@ pub fn bcachefs_unlock(pass: String, dev: &str) -> Result<bool, ExecCommandError
/// Cheking if device is encripted
pub fn bzzpss_dev_encrypted(dev_name: &str) -> Result<bool, ExecCommandError> {
match exec_command("bcachefs", &vec!["unlock", "--check", dev_name]) {
match exec_command("/usr/bin/bcachefs", &vec!["unlock", "--check", dev_name]) {
Ok(_) => Ok(true), // if status OK - dev encrypted
Err(ExecCommandError::CommandFailed(_)) => Ok(false), // if bcachefs returned error - unencrypted
Err(ex) => Err(ex), // othervice its error
}
}
//const TMP_ROOT: &str = "/mnt/bee-root";
///
/// Looking for snapshots in snaps_dir for usr and var
/// And return list of date-time part of filename if both snapshots exists
///
pub fn list_bzzpss_snaps(snaps_dir: &str) -> Result<Vec<String>, ExecCommandError> {
use regex::Regex;
// root snapshoot in a form of bzz-yyyy-mm-ddTHH-MM-SS
let re = Regex::new(r"^bzz-[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}-[0-9]{2}-[0-9]{2}$").unwrap();
use std::path::Path;
// usr or var snapshoot in a form of bzz-usr|var-yyyy-mm-ddTHH-MM-SS
let re = Regex::new(r"^bzz-(usr|var)-([0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}-[0-9]{2}-[0-9]{2})$")
.unwrap();
let mut res: Vec<String> = Vec::new();
// if snaps dir path do not exist return empty list
if !Path::new(snaps_dir).exists() {
return Ok(res);
}
// contains only date-time part
let mut usr_snaps: Vec<String> = Vec::new();
let mut var_snaps: Vec<String> = Vec::new();
// collect snapshots date-time
for maybe_entry in fs::read_dir(snaps_dir)? {
let entry = maybe_entry?;
if entry.file_type()?.is_dir() {
if let Some(dir_name) = entry.file_name().to_str()
&& re.is_match(dir_name)
{
res.push(dir_name.to_string());
if let Some(dir_name) = entry.file_name().to_str() {
if let Some(captured) = re.captures(&dir_name) {
let subvol_name = &captured[1];
let date_time = captured[2].to_string();
if subvol_name == "usr" {
usr_snaps.push(date_time);
} else {
var_snaps.push(date_time);
}
}
}
}
}
// now we need to make sure snapshots of /usr and /var both exist
// just fools safe, may reconsider in future
usr_snaps.sort();
for snap_time in usr_snaps {
if var_snaps.contains(&snap_time) {
res.push(snap_time);
}
}
Ok(res)
}
///
/// creates rw snapshot of "subvolume" and places it into "target"
/// bcachefs subvolume snapshot --rw /subvolume /target
///
pub fn snapshot_rw(subvolume: &str, target: &str) -> Result<(), ExecCommandError> {
exec_command(
"bcachefs",
&vec!["subvolume", "snapshot", "--rw", subvolume, target],
)?;
Ok(())
}
///
/// bcachefs subvolume delete shortcut
///
pub fn subvolume_delete(subvolume: &str) -> Result<(), ExecCommandError> {
exec_command("bcachefs", &vec!["subvolume", "delete", subvolume])?;
Ok(())
}
///
/// Helper function to get snapshot names in form of "bzz-(usr|var)-date-time"
/// vol: "usr" or "var"
/// dt: datetime
///
// fn snap_name_from_dt(vol: &str, dt: &str) -> String {
// format!("bzz-{}-{}", vol, dt)
// }
#[derive(Debug, PartialEq)]
enum RollbackIterStates {
Start,
RenameUsrVarAct,
ChangeToRw,
MoveSubvolums,
RemoveOldVols,
ClearSnaps,
Finish,
Err,
}
// 1. Define the iterator struct
#[derive(Debug, PartialEq)]
pub struct RollBackIterator {
pub progress: f64,
pub progress_text: String,
snaps_list: Vec<String>,
target_snap: String,
usr_ro_snap_path: String,
var_ro_snap_path: String,
state: RollbackIterStates,
}
impl RollBackIterator {
pub fn new(snaps_list: Vec<String>, target_snap: String) -> Self {
let usr_ro_snap_path = format!("{}/bzz-{}-{}", TMP_ROOT_SNAPS, "usr", &target_snap);
let var_ro_snap_path = format!("{}/bzz-{}-{}", TMP_ROOT_SNAPS, "var", &target_snap);
Self {
progress: 0.0,
progress_text: "Starting...".into(),
snaps_list: snaps_list,
target_snap: target_snap,
usr_ro_snap_path: usr_ro_snap_path,
var_ro_snap_path: var_ro_snap_path,
state: RollbackIterStates::Start,
}
}
}
// 2. Implement Iterator for the iterator struct
impl Iterator for RollBackIterator {
type Item = Result<f64, ExecCommandError>;
fn next(&mut self) -> Option<Self::Item> {
match self.state {
RollbackIterStates::Start => {
self.state = RollbackIterStates::RenameUsrVarAct;
self.progress = 0.0;
self.progress_text = "Move usr and var to temporary location".into();
Some(Ok(self.progress))
}
RollbackIterStates::RenameUsrVarAct => {
let move_res = fs::rename(TMP_ROOT_USR, TMP_ROOT_SNAPS_USR)
.and_then(|_| fs::rename(TMP_ROOT_VAR, TMP_ROOT_SNAPS_VAR));
if let Err(ex) = move_res {
self.state = RollbackIterStates::Err;
Some(Err(ex.into()))
} else {
self.state = RollbackIterStates::ChangeToRw;
self.progress_text = "Setting snapshot as current system ...".into();
self.progress = 0.1;
Some(Ok(self.progress))
}
}
RollbackIterStates::ChangeToRw => {
let rw_res = snapshot_rw(&self.usr_ro_snap_path, TMP_ROOT_USR)
.and_then(|_| snapshot_rw(&self.var_ro_snap_path, TMP_ROOT_VAR));
if let Err(ex) = rw_res {
self.state = RollbackIterStates::Err;
Some(Err(ex))
} else {
self.state = RollbackIterStates::MoveSubvolums;
self.progress_text =
"Moving subvolumes from old /usr and /var to new one".into();
self.progress = 0.2;
Some(Ok(self.progress))
}
}
RollbackIterStates::MoveSubvolums => {
self.progress = 0.3;
self.progress_text = "Removing old /usr and /var".into();
let mut mv_res = Some(Ok(self.progress));
for (vol, svol_path) in SBUVOL_TO_MOVE {
let v_from = format!("{}{}{}", TMP_ROOT_SNAPS_PREFIX, vol, svol_path);
let v_dest = format!("{}/{}{}", TMP_ROOT, vol, svol_path);
if let Err(ex) = fs::rename(v_from, v_dest) {
self.state = RollbackIterStates::Err;
mv_res = Some(Err(ex.into()));
break;
}
}
self.state = RollbackIterStates::RemoveOldVols;
mv_res
}
RollbackIterStates::RemoveOldVols => {
let rem_old_res = subvolume_delete(TMP_ROOT_SNAPS_USR)
.and_then(|_| subvolume_delete(TMP_ROOT_SNAPS_VAR));
if let Err(ex) = rem_old_res {
self.state = RollbackIterStates::Err;
Some(Err(ex))
} else {
self.state = RollbackIterStates::ClearSnaps;
self.progress_text = "Clearing snapshots...".into();
self.progress = 0.6;
Some(Ok(self.progress))
}
}
RollbackIterStates::ClearSnaps => {
self.progress = 1.0;
self.progress_text = "All done!".into();
let mut clr_snap_res = Some(Ok(self.progress));
for snap_date_time in self.snaps_list.iter().rev() {
let usr_snap = format!("{}/bzz-{}-{}", TMP_ROOT_SNAPS, "usr", snap_date_time);
let var_snap = format!("{}/bzz-{}-{}", TMP_ROOT_SNAPS, "usr", snap_date_time);
if let Err(ex) =
subvolume_delete(&usr_snap).and_then(|_| subvolume_delete(&var_snap))
{
clr_snap_res = Some(Err(ex));
self.state = RollbackIterStates::Err;
break;
}
if snap_date_time == &self.target_snap {
self.state = RollbackIterStates::Finish;
break;
}
}
clr_snap_res
}
RollbackIterStates::Finish => None,
RollbackIterStates::Err => None,
}
}
}
// pub fn roll_back_snap(
// snaps_list: Vec<String>,
// target_snap: String,
// ) -> impl Iterator<Item = Result<String, ExecCommandError>> {
// let usr_ro_snap_path = format!("{}/bzz-{}-{}", TMP_ROOT_SNAPS, "usr", target_snap);
// let var_ro_snap_path = format!("{}/bzz-{}-{}", TMP_ROOT_SNAPS, "usr", target_snap);
// let mut roll_state = RollbackStates::Start;
// std::iter::from_fn(move || match roll_state {
// RollbackStates::Start => {
// roll_state = RollbackStates::RenameUsrVarAct;
// Some(Ok("Move usr and var to temporary location".into()))
// }
// RollbackStates::RenameUsrVarAct => {
// let move_res = fs::rename(TMP_ROOT_USR, TMP_ROOT_SNAPS_USR)
// .and_then(|_| fs::rename(TMP_ROOT_VAR, TMP_ROOT_SNAPS_VAR));
// if let Err(ex) = move_res {
// roll_state = RollbackStates::Err;
// Some(Err(ex.into()))
// } else {
// roll_state = RollbackStates::ChangeToRw;
// Some(Ok("Setting snapshot as current system ...".into()))
// }
// }
// RollbackStates::ChangeToRw => {
// let rw_res = snapshot_rw(&usr_ro_snap_path, TMP_ROOT_USR)
// .and_then(|_| snapshot_rw(&var_ro_snap_path, TMP_ROOT_VAR));
// if let Err(ex) = rw_res {
// roll_state = RollbackStates::Err;
// Some(Err(ex))
// } else {
// roll_state = RollbackStates::MoveSubvolums;
// Some(Ok(
// "Moving subvolumes from old /usr and /var to new one".into()
// ))
// }
// }
// RollbackStates::MoveSubvolums => {
// let mut mv_res = Some(Ok("Removing old /usr and /var".into()));
// for (vol, svol_path) in SBUVOL_TO_MOVE {
// let v_from = format!("{}{}{}", TMP_ROOT_SNAPS_PREFIX, vol, svol_path);
// let v_dest = format!("{}/{}{}", TMP_ROOT, vol, svol_path);
// if let Err(ex) = fs::rename(v_from, v_dest) {
// roll_state = RollbackStates::Err;
// mv_res = Some(Err(ex.into()));
// break;
// }
// }
// roll_state = RollbackStates::RemoveOldVols;
// mv_res
// }
// RollbackStates::RemoveOldVols => {
// let rem_old_res = subvolume_delete(TMP_ROOT_SNAPS_USR)
// .and_then(|_| subvolume_delete(TMP_ROOT_SNAPS_VAR));
// if let Err(ex) = rem_old_res {
// roll_state = RollbackStates::Err;
// Some(Err(ex))
// } else {
// roll_state = RollbackStates::ClearSnaps;
// Some(Ok("Clearing snapshots...".into()))
// }
// }
// RollbackStates::ClearSnaps => {
// let mut clr_snap_res = Some(Ok("All done!".into()));
// for snap_date_time in snaps_list.iter().rev() {
// let usr_snap = format!("{}/bzz-{}-{}", TMP_ROOT_SNAPS, "usr", snap_date_time);
// let var_snap = format!("{}/bzz-{}-{}", TMP_ROOT_SNAPS, "usr", snap_date_time);
// if let Err(ex) =
// subvolume_delete(&usr_snap).and_then(|_| subvolume_delete(&var_snap))
// {
// clr_snap_res = Some(Err(ex));
// roll_state = RollbackStates::Err;
// break;
// }
// if snap_date_time == &target_snap {
// break;
// }
// }
// clr_snap_res
// }
// RollbackStates::Finish => None,
// RollbackStates::Err => None,
// })
// // 1. Rename usr and var to TMP_ROOT_SNAPS/tmp_var|usr
// // fs::rename(TMP_ROOT_USR, TMP_ROOT_SNAPS_USR)?;
// // fs::rename(TMP_ROOT_VAR, TMP_ROOT_SNAPS_VAR)?;
// // 2. snapshot desired snaps as RW to /usr and /var
// // snapshot_rw(&usr_ro_snap_path, TMP_ROOT_USR)?;
// // snapshot_rw(&var_ro_snap_path, TMP_ROOT_VAR)?;
// // 3. move subvolumes from old /usr and /var
// // for (vol, svol_path) in SBUVOL_TO_MOVE {
// // let v_from = format!("{}{}{}", TMP_ROOT_SNAPS_PREFIX, vol, svol_path);
// // let v_dest = format!("{}/{}{}",TMP_ROOT,vol,svol_path);
// // fs::rename(v_from, v_dest)?;
// // }
// // 4. removing tmp /usr /var
// // subvolume_delete(TMP_ROOT_SNAPS_USR)?;
// // subvolume_delete(TMP_ROOT_SNAPS_VAR)?;
// // 5. Removing all snapshoots made after one we restored, including inself
// // Iterate in reverse untill we get to target_snap in snaps list
// // for snap_date_time in snaps_list.iter().rev() {
// // let usr_snap = format!("{}/bzz-{}-{}", TMP_ROOT_SNAPS, "usr", snap_date_time);
// // let var_snap = format!("{}/bzz-{}-{}", TMP_ROOT_SNAPS, "usr", snap_date_time);
// // subvolume_delete(&usr_snap)?;
// // subvolume_delete(&var_snap)?;
// // if snap_date_time == target_snap {
// // break;
// // }
// // }
// // Ok(())
// }
///
/// Checks if pac_lock file exist and returns date-time from it if it does,
/// Otherwise return None
///
pub fn check_pac_lock() -> Result<Option<String>, ExecCommandError> {
use std::path::Path;
let pac_lock_path = Path::new(PAC_LOCK_FILE);
if pac_lock_path.exists() {
let snap_dt = fs::read_to_string(pac_lock_path)?;
Ok(Some(snap_dt.trim().into()))
} else {
Ok(None)
}
}
// pulls /sys/class/block
fn wait_for_block_devices(timeout_secs: u64) -> bool {
use std::path::Path;
use std::{thread, time::Duration};
let start = std::time::Instant::now();
while start.elapsed().as_secs() < timeout_secs {
// Check if any block device exists (e.g., sda, nvme0n1, vda)
// You can refine this to check for a specific device needed for root
if Path::new("/sys/class/block")
.read_dir()
.ok()
.and_then(|mut d| d.next().is_some().then_some(true))
.unwrap_or(false)
{
// Optional: Verify specific device needed for root exists
// if Path::new("/dev/nvme0n1").exists() { return true; }
return true;
}
thread::sleep(Duration::from_millis(100));
}
false
}
// mounting process
//# Mount essential virtual filesystems
// mount -t proc none /proc
// mount -t sysfs none /sys
// modprobe bcachefs
pub fn prepare_env() -> Result<(), ExecCommandError> {
use nix::mount::{MsFlags, mount};
use std::path::Path;
// Mount proc filesystem
// mount -t proc none /proc
exec_command("mount", &vec!["-t", "proc", "none", "/proc"])?;
let proc_mount_flags =
MsFlags::MS_NOSUID | MsFlags::MS_NODEV | MsFlags::MS_NOEXEC | MsFlags::MS_RELATIME;
mount(
Some("proc"),
Path::new("/proc"),
Some("proc"),
proc_mount_flags,
None::<&str>,
)
.map_err(|ex| format!("Error mounting /proc: {}", ex.to_string()))?;
// mount -t sysfs none /sys
exec_command("mount", &vec!["-t", "sysfs", "none", "/sys"])?;
let sys_mount_flags =
MsFlags::MS_NOSUID | MsFlags::MS_NODEV | MsFlags::MS_NOEXEC | MsFlags::MS_RELATIME;
mount(
Some("sysfs"),
Path::new("/sys"),
Some("sysfs"),
sys_mount_flags,
None::<&str>,
)
.map_err(|ex| format!("Error mounting /sys: {}", ex.to_string()))?;
//waiting for block devs population
if wait_for_block_devices(WAIT_FOR_BLK_DEVS) == false {
return Err("Waiting for block devices to get populated timed out.".into());
}
let dev_mount_flags = MsFlags::MS_NOSUID | MsFlags::MS_RELATIME;
mount(
Some("devtmpfs"),
"/dev",
Some("devtmpfs"),
dev_mount_flags,
Some("mode=0755"),
)
.map_err(|ex| format!("Error mounting /dev: {}", ex.to_string()))?;
//mount -t tmpfs -o nosuid,nodev,noexec,mode=0755 none /run
let run_mount_flags =
MsFlags::MS_NOSUID | MsFlags::MS_NODEV | MsFlags::MS_NOEXEC | MsFlags::MS_RELATIME;
mount(
Some("run"),
"/run",
Some("tmpfs"),
run_mount_flags,
Some("mode=0755"),
)
.map_err(|ex| format!("Error mounting /run: {}", ex.to_string()))?;
// modprobe bcachefs
// exec_command("modprobe", &vec!["bcachefs"])?;
// Creating dir for udev so this little shit wont hang
// fs::create_dir("/run/udev")?;
Ok(())
}
///
/// MUST be done before spawning any threads or async runtimes
pub fn set_env_vars_unsafe() -> () {
use std::env;
// 1. Define your custom paths
let custom_bin = "/usr/bin";
let custom_lib = "/usr/lib";
// pub fn set_env_vars_unsafe() -> () {
// use std::env;
// // 1. Define your custom paths
// let custom_bin = "/usr/bin";
// let custom_lib = "/usr/lib";
// 2. Retrieve existing paths to append/prepend (optional but recommended)
// 3. Construct new path strings
let new_path = match env::var("PATH") {
Err(_) => custom_bin.to_string(),
Ok(v) => format!("{}:{}", v, custom_bin)
};
// // 2. Retrieve existing paths to append/prepend (optional but recommended)
// // 3. Construct new path strings
// let new_path = match env::var("PATH") {
// Err(_) => custom_bin.to_string(),
// Ok(v) => format!("{}:{}", custom_bin, v),
// };
let new_ld_path = match env::var("LD_LIBRARY_PATH") {
Err(_) => custom_lib.to_string(),
Ok(v) => format!("{}:{}", v, custom_lib)
};
// let new_ld_path = match env::var("LD_LIBRARY_PATH") {
// Err(_) => custom_lib.to_string(),
// Ok(v) => format!("{}:{}", custom_lib, v),
// };
// 4. Set environment variables (UNSAFE in Rust 2024+)
// MUST be done before spawning any threads or async runtimes
unsafe {
env::set_var("PATH", new_path);
env::set_var("LD_LIBRARY_PATH", new_ld_path);
}
}
// // 4. Set environment variables (UNSAFE in Rust 2024+)
// // MUST be done before spawning any threads or async runtimes
// unsafe {
// env::set_var("PATH", new_path);
// env::set_var("LD_LIBRARY_PATH", new_ld_path);
// }
// }
// # Mount the real root filesystem
pub fn mount_bee_root(mount_point: &str, dev_name: &str) -> Result<(), ExecCommandError> {
exec_command("mount", &vec!["-o", "ro", dev_name, mount_point])?;
pub fn mount_bee_root(device: &BlkIdRes, mount_point: &str) -> Result<(), ExecCommandError> {
use nix::mount::{MsFlags, mount};
use std::path::Path;
let root_mount_flags = MsFlags::MS_RDONLY | MsFlags::MS_RELATIME;
mount(
Some(device.dev_node.as_str()),
Path::new(mount_point),
Some(device.fs_type.as_str()),
root_mount_flags,
None::<&str>,
)
.map_err(|ex| {
format!(
"Error mounting root {} to {} :\n{}",
&device.dev_node,
mount_point,
ex.to_string()
)
})?;
// exec_command("/usr/bin/mount", &vec!["-o", "ro", dev_name, mount_point])?;
Ok(())
}
// finish boot
pub fn hand_off_control(mnt_root: &str, init_path: &str) -> Result<(), ExecCommandError> {
use std::env;
//use std::env;
use std::os::unix::process::CommandExt;
// 2. Change directory to the new root (Mandatory for switch_root)
env::set_current_dir(mnt_root)?;
// Actually this may be a problem!
// env::set_current_dir(mnt_root)?;
// # Clean up virtual filesystems
// !!! do not do this, switch_root handle this stuff and fail if thay not present!
@@ -281,7 +812,7 @@ pub fn hand_off_control(mnt_root: &str, init_path: &str) -> Result<(), ExecComma
// 3. Execute switch_root.
// This call replaces the current Rust process.
// It only returns if an error occurs.
let err = Command::new("switch_root")
let err = Command::new("/usr/bin/switch_root")
.arg(mnt_root)
.arg(init_path)
.exec();