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fix(dhcp): can not renew an ip address

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The dhcp server is systemd-networkd, and the dhcp
plugin can request an ip but can not renew it.
The systemd-networkd just ignore the renew request.

```
2024/09/14 21:46:00 no DHCP packet received within 10s
2024/09/14 21:46:00 retrying in 31.529038 seconds
2024/09/14 21:46:42 no DHCP packet received within 10s
2024/09/14 21:46:42 retrying in 63.150490 seconds
2024/09/14 21:47:45 98184616c91f15419f5cacd012697f85afaa2daeb5d3233e28b0ec21589fb45a/iot/eth1: no more tries
2024/09/14 21:47:45 98184616c91f15419f5cacd012697f85afaa2daeb5d3233e28b0ec21589fb45a/iot/eth1: renewal time expired, rebinding
2024/09/14 21:47:45 Link "eth1" down. Attempting to set up
2024/09/14 21:47:45 98184616c91f15419f5cacd012697f85afaa2daeb5d3233e28b0ec21589fb45a/iot/eth1: lease rebound, expiration is 2024-09-14 22:47:45.309270751 +0800 CST m=+11730.048516519
```

Follow the https://datatracker.ietf.org/doc/html/rfc2131#section-4.3.6,
following options must not be sent in renew

- Requested IP Address
- Server Identifier

Since the upstream code has been inactive for 6 years,
we should switch to another dhcpv4 library.
The new selected one is https://github.com/insomniacslk/dhcp.

Signed-off-by: Songmin Li <lisongmin@protonmail.com>
This commit is contained in:
Songmin Li
2024-09-14 22:00:20 +08:00
committed by Casey Callendrello
parent e4950728ce
commit d61e7e5e1f
310 changed files with 12785 additions and 11182 deletions
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19
vendor/github.com/pierrec/lz4/v4/internal/lz4errors/errors.go generated vendored Normal file
View File

@@ -0,0 +1,19 @@
package lz4errors
type Error string
func (e Error) Error() string { return string(e) }
const (
ErrInvalidSourceShortBuffer Error = "lz4: invalid source or destination buffer too short"
ErrInvalidFrame Error = "lz4: bad magic number"
ErrInternalUnhandledState Error = "lz4: unhandled state"
ErrInvalidHeaderChecksum Error = "lz4: invalid header checksum"
ErrInvalidBlockChecksum Error = "lz4: invalid block checksum"
ErrInvalidFrameChecksum Error = "lz4: invalid frame checksum"
ErrOptionInvalidCompressionLevel Error = "lz4: invalid compression level"
ErrOptionClosedOrError Error = "lz4: cannot apply options on closed or in error object"
ErrOptionInvalidBlockSize Error = "lz4: invalid block size"
ErrOptionNotApplicable Error = "lz4: option not applicable"
ErrWriterNotClosed Error = "lz4: writer not closed"
)