r00t2/go_subnetter
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v0.1.2

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FIXED:
* Missing reservation checker
This commit is contained in:
brent saner
2025-04-04 14:29:07 -04:00
parent d37aa3eb6b
commit 32297d1bba
7 changed files with 208 additions and 8 deletions
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README.adoc
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@@ -50,7 +50,7 @@ A tool to assist in design of segregate/segment/split/subnet networks.
**** If the `XDG_CACHE_HOME` environment variable is not present...
***** On macOS, an explicit fallback of `~/Library/Caches/subnetter/` will be used. (To my knowledge/understanding, this is the standard user cache directory and cannot be changed.) This usually evaluates to `/Users/<username>/Library/Caches/subnetter/`.
***** On all others, an explicit fallback of `~/.cache/subnetter` will be used.
****** On most non-macOS \*NIX-like systems , this is usually `/home/<username>/.cache/subetter/`, provided normal user homes. On http://p9f.org/[Plan9^] platforms (e.g. https://9p.io/plan9/index.html[Plan 9 4th Ed.^], https://9front.org/[9front^], http://9legacy.org/[9legacy^]), the `/env/home` environment variable (`$home`) will be used, the `./lib/` subdirectory under there (which typically/should already exist) will be appended to it, and that appended with `./cache/subnetter/` (this usually evaluates to `/usr/<username>/lib/cache/subnetter/`).
****** On most non-macOS/*NIX-like systems , this is usually `/home/<username>/.cache/subetter/`, provided normal user homes. On http://p9f.org/[Plan9^] platforms (e.g. https://9p.io/plan9/index.html[Plan 9 4th Ed.^], https://9front.org/[9front^], http://9legacy.org/[9legacy^]), the `/env/home` environment variable (`$home`) will be used, the `./lib/` subdirectory under there (which typically/should already exist) will be appended to it, and that appended with `./cache/subnetter/` (this usually evaluates to `/usr/<username>/lib/cache/subnetter/`).
*** For Windows systems...
**** If https://learn.microsoft.com/en-us/windows/win32/shell/knownfolderid#constants[the `LOCALAPPDATA` environment variable^] is present, it will be `%LOCALAPPDATA%\Cache\subnetter\` (or `${env:LOCALAPPDATA}\Cache\subnetter\` in Powershell syntax). This usually evaluates to `C:\Users\<username>\AppData\Local\Cache\subnetter\`.
@@ -61,3 +61,5 @@ This program in general draws inspiration from `ipcalc` (http://jodies.de/ipcalc
The `table` subcommand is inspired by `iptab` from https://metacpan.org/pod/Net::IP[Perl Net-IP^].
Additional notes for certain contexts are primarily taken from https://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing[the Wikipedia article on _Classless Inter-Domain Routing_^] (as of _Jan 28, 2025_).
Reservations are pulled/cached directly from the IANA registries (https://www.iana.org/assignments/iana-ipv4-special-registry/iana-ipv4-special-registry.xhtml[IPv4^], https://www.iana.org/assignments/iana-ipv6-special-registry/iana-ipv6-special-registry.xhtml[IPv6^]).