Compare commits
3 Commits
Author | SHA1 | Date |
---|---|---|
|
0e25a32850 | |
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f51f92c30d | |
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4512b33fa9 |
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@ -0,0 +1 @@
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/nim.cfg
|
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@ -28,9 +28,8 @@ Example Syndicate server configuration:
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|||
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Example message stream:
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||||
```
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||||
<uevent 32663 add {DEVNAME: "input/event23", DEVPATH: "/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.4/0003:1D50:6122.0026/input/input47/event23", MAJOR: "13", MINOR: "87", SUBSYSTEM: "input"}>
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||||
<uevent 32664 add {DEVNAME: "input/mouse5", DEVPATH: "/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.4/0003:1D50:6122.0026/input/input47/mouse5", MAJOR: "13", MINOR: "37", SUBSYSTEM: "input"}>
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<uevent 32665 add {DEVNAME: "hidraw10", DEVPATH: "/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.4/0003:1D50:6122.0026/hidraw/hidraw10", MAJOR: "247", MINOR: "10", SUBSYSTEM: "hidraw"}>
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<uevent 32666 bind {DEVPATH: "/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.4/0003:1D50:6122.0026", DRIVER: "hid-generic", HID_ID: "0003:00001D50:00006122", HID_NAME: "Ultimate Gadget Laboratories Ultimate Hacking Keyboard", HID_PHYS: "usb-0000:00:14.0-3/input4", HID_UNIQ: "", MODALIAS: "hid:b0003g0001v00001D50p00006122", SUBSYSTEM: "hid"}>
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<uevent 32667 bind {DEVPATH: "/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.4", DEVTYPE: "usb_interface", DRIVER: "usbhid", INTERFACE: "3/1/2", MODALIAS: "usb:v1D50p6122d0101dc00dsc00dp00ic03isc01ip02in04", PRODUCT: "1d50/6122/101", SUBSYSTEM: "usb", TYPE: "0/0/0"}>
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<uevent "power_supply" "/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:18/PNP0C09:01/PNP0C0A:03/power_supply/BAT0" change {POWER_SUPPLY_CAPACITY: 98, POWER_SUPPLY_CAPACITY_LEVEL: "Normal", POWER_SUPPLY_CYCLE_COUNT: 236, POWER_SUPPLY_ENERGY_FULL: 44672000, POWER_SUPPLY_ENERGY_FULL_DESIGN: 50464000, POWER_SUPPLY_ENERGY_NOW: 43821000, POWER_SUPPLY_MANUFACTURER: "ASUSTeK", POWER_SUPPLY_MODEL_NAME: "ASUS Battery", POWER_SUPPLY_NAME: "BAT0", POWER_SUPPLY_POWER_NOW: 7691000, POWER_SUPPLY_PRESENT: 1, POWER_SUPPLY_SERIAL_NUMBER: " ", POWER_SUPPLY_STATUS: "Charging", POWER_SUPPLY_TECHNOLOGY: "Li-ion", POWER_SUPPLY_TYPE: "Battery", POWER_SUPPLY_VOLTAGE_MIN_DESIGN: 15200000, POWER_SUPPLY_VOLTAGE_NOW: 15200000} 3916>
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,uevent "hidraw" "/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.2/0003:248A:5B2F.0011/hidraw/hidraw2" add {DEVNAME: "hidraw2", MAJOR: 247, MINOR: 2} 3980>
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<uevent "hid" "/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.2/0003:248A:5B2F.0011" bind {DRIVER: "hid-generic", HID_ID: "0003:0000248A:00005B2F", HID_NAME: "XCTECH Ninjutso Katana Superlight", HID_PHYS: "usb-0000:00:14.0-2/input2", HID_UNIQ: 0, MODALIAS: "hid:b0003g0001v0000248Ap00005B2F"} 3981>
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<uevent "usb" "/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.2" bind {DEVTYPE: "usb_interface", DRIVER: "usbhid", INTERFACE: "3/0/0", MODALIAS: "usb:v248Ap5B2Fd0116dc00dsc00dp00ic03isc00ip00in02", PRODUCT: "248a/5b2f/116", TYPE: "0/0/0"} 3982>
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```
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|
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@ -0,0 +1,3 @@
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include_rules
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: |> !nim_lk |> {lockfile}
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: {lockfile} |> !nim_cfg |> | ./<lock>
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@ -1,2 +1,4 @@
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include ../syndicate-nim/depends.tup
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NIM = $(DIRENV) $(NIM)
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NIM_FLAGS += --path:$(TUP_CWD)/../syndicate-nim/src
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NIM_GROUPS += $(TUP_CWD)/<lock>
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|
|
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@ -0,0 +1,7 @@
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{ pkgs ? import <nixpkgs> { } }:
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pkgs.buildNimPackage {
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name = "syndicate_utils_linux";
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lockFile = ./lock.json;
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src = pkgs.lib.sources.cleanSource ./.;
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}
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@ -0,0 +1,103 @@
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{
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"depends": [
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{
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"method": "fetchzip",
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"packages": [
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"bigints"
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],
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"path": "/nix/store/jvrm392g8adfsgf36prgwkbyd7vh5jsw-source",
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"rev": "86ea14d31eea9275e1408ca34e6bfe9c99989a96",
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"sha256": "15pcpmnk1bnw3k8769rjzcpg00nahyrypwbxs88jnwr4aczp99j4",
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"srcDir": "src",
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"url": "https://github.com/ehmry/nim-bigints/archive/86ea14d31eea9275e1408ca34e6bfe9c99989a96.tar.gz"
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},
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{
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"method": "fetchzip",
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"packages": [
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"cps"
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],
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"path": "/nix/store/452hfhasrn3gl6vijfmzs69djl099j0j-source",
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"rev": "b7c179f172e3a256a482a9daee3c0815ea423206",
|
||||
"sha256": "1sn9s7iv83sw1jl5jgi2h7b0xpgsn13f9icp5124jvbp0qkxskx2",
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||||
"srcDir": "",
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"url": "https://github.com/nim-works/cps/archive/b7c179f172e3a256a482a9daee3c0815ea423206.tar.gz"
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},
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{
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"method": "fetchzip",
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"packages": [
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"hashlib"
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],
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"path": "/nix/store/fav82xdbicvlk34nmcbl89zx99lr3mbs-source",
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||||
"rev": "f9455d4be988e14e3dc7933eb7cc7d7c4820b7ac",
|
||||
"sha256": "1sx6j952lj98629qfgr7ds5aipyw9d6lldcnnqs205wpj4pkcjb3",
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||||
"srcDir": "",
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||||
"url": "https://github.com/khchen/hashlib/archive/f9455d4be988e14e3dc7933eb7cc7d7c4820b7ac.tar.gz"
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},
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{
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"method": "fetchzip",
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"packages": [
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"nimcrypto"
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],
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"path": "/nix/store/jwz8pqbv6rsm8w4fjzdb37r0wzjn5hv0-source",
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||||
"rev": "d58da671799c69c0b3208b96c154e13c8b1a9e90",
|
||||
"sha256": "12dm0gsy10ppga7zf7hpf4adaqjrd9b740n2w926xyazq1njf6k9",
|
||||
"srcDir": "",
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||||
"url": "https://github.com/cheatfate/nimcrypto/archive/d58da671799c69c0b3208b96c154e13c8b1a9e90.tar.gz"
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||||
},
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||||
{
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||||
"method": "fetchzip",
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||||
"packages": [
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"npeg"
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],
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||||
"path": "/nix/store/ffkxmjmigfs7zhhiiqm0iw2c34smyciy-source",
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||||
"rev": "26d62fdc40feb84c6533956dc11d5ee9ea9b6c09",
|
||||
"sha256": "0xpzifjkfp49w76qmaylan8q181bs45anmp46l4bwr3lkrr7bpwh",
|
||||
"srcDir": "src",
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||||
"url": "https://github.com/zevv/npeg/archive/26d62fdc40feb84c6533956dc11d5ee9ea9b6c09.tar.gz"
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||||
},
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||||
{
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"method": "fetchzip",
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"packages": [
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"preserves"
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],
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"path": "/nix/store/2hy124xgabz134dxj3wji7mp47fdwy3w-source",
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||||
"rev": "9ae435a83c6d5028405538af5d24a023af625b6e",
|
||||
"sha256": "1k7ywcp1a53x2fpc6wc2b0qzb264dkifash0s1wcp66rw3lx15k2",
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"srcDir": "src",
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"url": "https://git.syndicate-lang.org/ehmry/preserves-nim/archive/9ae435a83c6d5028405538af5d24a023af625b6e.tar.gz"
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},
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{
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"method": "fetchzip",
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"packages": [
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"stew"
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],
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"path": "/nix/store/mqg8qzsbcc8xqabq2yzvlhvcyqypk72c-source",
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||||
"rev": "3c91b8694e15137a81ec7db37c6c58194ec94a6a",
|
||||
"sha256": "17lfhfxp5nxvld78xa83p258y80ks5jb4n53152cdr57xk86y07w",
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||||
"srcDir": "",
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||||
"url": "https://github.com/status-im/nim-stew/archive/3c91b8694e15137a81ec7db37c6c58194ec94a6a.tar.gz"
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},
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{
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"method": "fetchzip",
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"packages": [
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"syndicate"
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],
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"path": "/nix/store/y9f3j4m7vmhf8gbpkvqa77jvzrc5ynlm-source",
|
||||
"rev": "50a77995bcfe15e6062f54c6af0f55fba850c329",
|
||||
"sha256": "1avrk86c34qg39w8vlixsksli2gwgbsf29jhlap27ffzdbj2zbal",
|
||||
"srcDir": "src",
|
||||
"url": "https://git.syndicate-lang.org/ehmry/syndicate-nim/archive/50a77995bcfe15e6062f54c6af0f55fba850c329.tar.gz"
|
||||
},
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||||
{
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||||
"method": "fetchzip",
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||||
"packages": [
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"sys"
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||||
],
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||||
"path": "/nix/store/anfijq8zsfvhcy86dx21n8ikh3z8927s-source",
|
||||
"rev": "b974e1a4ca6ae7d89fc9e7b3714b1e7daf6f33e5",
|
||||
"sha256": "13js2plyf34bdv9rwhbjkgygmyb89h43cf3z126yjsm2fvh2sl10",
|
||||
"srcDir": "src",
|
||||
"url": "https://github.com/ehmry/nim-sys/archive/b974e1a4ca6ae7d89fc9e7b3714b1e7daf6f33e5.tar.gz"
|
||||
}
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||||
]
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||||
}
|
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@ -1,5 +0,0 @@
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|||
let
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syndicate = builtins.getFlake "syndicate";
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pkgs =
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import <nixpkgs> { overlays = builtins.attrValues syndicate.overlays; };
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in pkgs.acpi_actor
|
|
@ -1,3 +1,3 @@
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|||
include_rules
|
||||
: syndev.nim | $(SYNDICATE_PROTOCOL) |> !nim_bin |> {bin}
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: foreach *.nim | $(SYNDICATE_PROTOCOL) |> !nim_bin |> {bin}
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: {bin} |> !assert_built |>
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||||
|
|
|
@ -1,86 +0,0 @@
|
|||
# SPDX-FileCopyrightText: ☭ Emery Hemingway
|
||||
# SPDX-License-Identifier: Unlicense
|
||||
|
||||
# *Do not misinterpret any of this as documentation for handling Linux uevents.*
|
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import std/[asyncdispatch, nativesockets, asyncnet, os, parseutils, posix]
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import preserves, syndicate
|
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|
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var
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AF_NETLINK {.importc, header: "sys/socket.h", nodecl.}: uint16
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NETLINK_KOBJECT_UEVENT {.importc, header: "linux/netlink.h", nodecl.}: cint
|
||||
|
||||
type
|
||||
Sockaddr_nl {.importc: "struct sockaddr_nl", header: "linux/netlink.h".} = object
|
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nl_family: uint16
|
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nl_pad: uint16
|
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nl_pid: uint32
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nl_groups: uint32
|
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|
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proc initSockaddr(family = AF_NETLINK; pid, groups = 0'u32): Sockaddr_nl =
|
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Sockaddr_nl(nl_family: family, nl_pid: pid, nl_groups: groups)
|
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|
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proc saddr(sa_nl: var Sockaddr_nl): ptr Sockaddr =
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cast[ptr Sockaddr](addr sa_nl)
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|
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proc openUeventSocket: AsyncSocket =
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result = newAsyncSocket(
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cint AF_NETLINK,
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posix.SOCK_DGRAM,
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NETLINK_KOBJECT_UEVENT,
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buffered = false
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)
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var sa = initSockaddr(pid = uint32 getPid(), groups = 1)
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if bindAddr(result.getFd, saddr sa, SockLen sizeof(sa)) != 0:
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close(result)
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raiseOSError(osLastError(), "failed to bind Netlink socket")
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if sa.nl_family != AF_NETLINK:
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close(result)
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raise newException(IOError, "Netlink not supported")
|
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|
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proc main(facet: Facet; ds: Ref; sock: AsyncSocket) =
|
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var
|
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buf = newString(1 shl 14)
|
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msg = initRecord("uevent", 0.toPreserve, "".toSymbol, initDictionary())
|
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key, val: string
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proc recvUevent {.gcsafe.} =
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let fut = recvInto(sock, buf[0].addr, buf.len)
|
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addCallback(fut, facet) do (turn: var Turn):
|
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let n = read fut
|
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if n < 1:
|
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close(sock)
|
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else:
|
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var i = 0
|
||||
while i < n:
|
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inc i, skipWhile(buf, {'\0'}, i)
|
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inc i, parseUntil(buf, key, {'=', '@'}, i)
|
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if i < n:
|
||||
if buf[i] == '@':
|
||||
if msg.record[2].dict.len > 0:
|
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cannonicalize(msg.record[1])
|
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message(turn, ds, msg)
|
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msg.record[2].dict.setLen(0)
|
||||
inc i, parseUntil(buf, val, '\0', i+1)+1
|
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elif key == "SEQNUM":
|
||||
var seqnum: int
|
||||
inc i, parseInt(buf, seqnum, i+1)+1
|
||||
msg.record[0].int = seqnum.BiggestInt
|
||||
else:
|
||||
inc i, parseUntil(buf, val, '\0', i+1)+1
|
||||
if key == "ACTION":
|
||||
msg.record[1].symbol = Symbol val
|
||||
else:
|
||||
add(msg.record[2].dict, (key.toSymbol, val.toPreserve,))
|
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recvUevent()
|
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recvUevent()
|
||||
|
||||
type Args {.preservesDictionary.} = object
|
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machine: Ref
|
||||
|
||||
runActor("syndev") do (root: Ref; turn: var Turn):
|
||||
connectStdio(root, turn)
|
||||
during(turn, root, ?Args) do (machine: Ref):
|
||||
let sock = openUeventSocket()
|
||||
main(turn.facet, machine, sock)
|
||||
do:
|
||||
close(sock)
|
|
@ -0,0 +1,106 @@
|
|||
# SPDX-FileCopyrightText: ☭ Emery Hemingway
|
||||
# SPDX-License-Identifier: Unlicense
|
||||
|
||||
# *Do not misinterpret any of this as documentation for handling Linux uevents.*
|
||||
|
||||
import std/[nativesockets, os, parseutils, posix]
|
||||
import pkg/sys/[handles, ioqueue, sockets]
|
||||
import preserves, syndicate, syndicate/relays
|
||||
|
||||
var
|
||||
AF_NETLINK {.importc, header: "sys/socket.h", nodecl.}: uint16
|
||||
NETLINK_KOBJECT_UEVENT {.importc, header: "linux/netlink.h", nodecl.}: cint
|
||||
|
||||
type
|
||||
Sockaddr_nl {.importc: "struct sockaddr_nl", header: "linux/netlink.h".} = object
|
||||
nl_family: uint16
|
||||
nl_pad: uint16
|
||||
nl_pid: uint32
|
||||
nl_groups: uint32
|
||||
|
||||
proc initSockaddr(family = AF_NETLINK; pid, groups: uint32): Sockaddr_nl =
|
||||
Sockaddr_nl(nl_family: family, nl_pid: pid, nl_groups: groups)
|
||||
|
||||
proc saddr(sa_nl: var Sockaddr_nl): ptr Sockaddr =
|
||||
cast[ptr Sockaddr](addr sa_nl)
|
||||
|
||||
proc openUeventSocket: SocketHandle =
|
||||
result = createNativeSocket(
|
||||
cint AF_NETLINK,
|
||||
cint posix.SOCK_DGRAM,
|
||||
NETLINK_KOBJECT_UEVENT,
|
||||
)
|
||||
var sa = initSockaddr(pid = uint32 getPid(), groups = 1)
|
||||
if bindAddr(result, saddr sa, SockLen sizeof(sa)) != 0:
|
||||
close(result)
|
||||
raiseOSError(osLastError(), "failed to bind Netlink socket")
|
||||
if sa.nl_family != AF_NETLINK:
|
||||
close(result)
|
||||
raise newException(IOError, "Netlink not supported")
|
||||
|
||||
proc openUeventSocketAsync: AsyncConn[sockets.Protocol.Unix] =
|
||||
let fd = openUeventSocket()
|
||||
var flags = fcntl(fd.cint, F_GETFL)
|
||||
if flags < 0:
|
||||
raiseOSError(osLastError())
|
||||
flags = flags or O_NONBLOCK
|
||||
if fcntl(fd.cint, F_SETFL, flags) < 0:
|
||||
raiseOSError(osLastError())
|
||||
AsyncConn[sockets.Protocol.Unix] fd.SocketFD.initHandle.newAsyncSocket
|
||||
|
||||
proc sendMessage(turn: var Turn; ds: Cap; buf: string; n: int) =
|
||||
var
|
||||
msg = initRecord("uevent", toPreserves"", toPreserves"", toSymbol"", initDictionary(), 0.toPreserves)
|
||||
key, val: string
|
||||
i = 0
|
||||
while i < n:
|
||||
inc i, skipWhile(buf, {'\0'}, i)
|
||||
inc i, parseUntil(buf, key, {'=', '@'}, i)
|
||||
if i < n:
|
||||
let sep = buf[i]
|
||||
inc i, parseUntil(buf, val, '\0', i+1)+1
|
||||
case sep
|
||||
of '@': discard
|
||||
of '=':
|
||||
if key == "SUBSYSTEM":
|
||||
msg.record[0].string = val
|
||||
elif key == "DEVPATH":
|
||||
msg.record[1].string = val
|
||||
elif key == "ACTION":
|
||||
msg.record[2].symbol = Symbol val
|
||||
elif key == "SEQNUM":
|
||||
msg.record[4] = parsePreserves(val)
|
||||
else:
|
||||
# TODO: check if val can be an integer
|
||||
var num: BiggestInt
|
||||
if parseBiggestInt(val, num) == val.len:
|
||||
add(msg.record[3].dict, (key.toSymbol, num.toPreserve,))
|
||||
else:
|
||||
add(msg.record[3].dict, (key.toSymbol, val.toPreserve,))
|
||||
val.setLen(0)
|
||||
else:
|
||||
stderr.writeLine "uevent parser failure"
|
||||
return
|
||||
if msg.record[3].dict.len > 0:
|
||||
cannonicalize(msg.record[3])
|
||||
message(turn, ds, msg)
|
||||
msg.record[3].dict.setLen(0)
|
||||
|
||||
proc loop(facet: Facet; ds: Cap; sock: AsyncConn[sockets.Protocol.Unix]) {.asyncio.} =
|
||||
let buf = new string
|
||||
buf[].setLen(16 shl 10)
|
||||
while true:
|
||||
let n = read(sock, buf)
|
||||
if n < 1: stopActor(facet)
|
||||
else:
|
||||
proc act(turn: var Turn) =
|
||||
sendMessage(turn, ds, buf[], n)
|
||||
run(facet, act)
|
||||
|
||||
runActor("uevent_dump") do (turn: var Turn):
|
||||
let sock = openUeventSocketAsync()
|
||||
onStop(turn) do (turn: var Turn):
|
||||
close(sock)
|
||||
resolveEnvironment(turn) do (turn: var Turn; ds: Cap):
|
||||
discard trampoline:
|
||||
whelp loop(turn.facet, ds, sock)
|
|
@ -1,13 +1,13 @@
|
|||
# Package
|
||||
|
||||
version = "20230702"
|
||||
version = "20240315"
|
||||
author = "Emery Hemingway"
|
||||
description = "Syndicated actor for publishing Linux device events"
|
||||
description = "Syndicate utilties for Linux."
|
||||
license = "Unlicense"
|
||||
srcDir = "src"
|
||||
bin = @["syndev"]
|
||||
bin = @["uevent_dump"]
|
||||
|
||||
|
||||
# Dependencies
|
||||
|
||||
requires "nim >= 1.6.12", "syndicate >= 20230701"
|
||||
requires "nim >= 1.6.12", "syndicate >= 20240208", "https://github.com/ehmry/nim-sys.git#b974e1a4ca6ae7d89fc9e7b3714b1e7daf6f33e5", "https://github.com/nim-works/cps"
|
||||
|
|
|
@ -1,3 +1,3 @@
|
|||
version 1.
|
||||
|
||||
Uevent = <uvent @seqnum int @action string @attrs {symbol: string ...:...}> .
|
||||
Uevent = <uvent @subsystem string @devpath string @action string @attrs {symbol: string ...:...} @seqnum int> .
|
||||
|
|
Loading…
Reference in New Issue