fix: solve the problem that DNS dialer not perform switching & udp traffic stucks

[LostAttractor]

1. Fixed the regression introduced by feat(dns): support DoH, DoT, DoH3, DoQ #649
2. Refactor udp_task_pool to avoid EmitTask stuck or task loss or incorrect task run order

Background

Checklist

• The Pull Request has been fully tested
• There's an entry in the CHANGELOGS
• There is a user-facing docs PR against https://github.com/daeuniverse/dae

Full Changelogs

• [Implement ...]

Issue Reference

Closes #[issue number]

Test Result

[alexandr2666]

DNS使用h3://1.1.1.1/dns-query或者h3://8.8.8.8/dns-query过一会就会出现这样的报错
error.log
用https://1.1.1.1/dns-query过一会会出现：

Mar 16 11:15:09 route-box dae[1440]: level=warning msg="handlePkt: Get "https://1.1.1.1:443/dns-query?dns=AAABAAABAAAAAAAAB2FwLWdldzQHc3BvdGlmeQNjb20AAAEAAQ": dial tcp <nil>->1.1.1.1:443: connect: connection timed out"
Mar 16 11:15:34 route-box dae[1440]: level=warning msg="handlePkt: Get "https://1.1.1.1:443/dns-query?dns=AAABAAABAAAAAAAAA2Rucwhtc2Z0bmNzaQNjb20AAAEAAQ": dial tcp <nil>->1.1.1.1:443: connect: connection timed out"
Mar 16 11:15:34 route-box dae[1440]: level=warning msg="handlePkt: Get "https://1.1.1.1:443/dns-query?dns=AAABAAABAAAAAAAAA2Rucwhtc2Z0bmNzaQNjb20AABwAAQ": dial tcp <nil>->1.1.1.1:443: connect: connection timed out"

[LostAttractor]

DNS使用h3://1.1.1.1/dns-query或者h3://8.8.8.8/dns-query过一会就会出现这样的报错

error.log

用https://1.1.1.1/dns-query过一会会出现：

Mar 16 11:15:09 route-box dae[1440]: level=warning msg="handlePkt: Get "https://1.1.1.1:443/dns-query?dns=AAABAAABAAAAAAAAB2FwLWdldzQHc3BvdGlmeQNjb20AAAEAAQ": dial tcp <nil>->1.1.1.1:443: connect: connection timed out"

Mar 16 11:15:34 route-box dae[1440]: level=warning msg="handlePkt: Get "https://1.1.1.1:443/dns-query?dns=AAABAAABAAAAAAAAA2Rucwhtc2Z0bmNzaQNjb20AAAEAAQ": dial tcp <nil>->1.1.1.1:443: connect: connection timed out"

Mar 16 11:15:34 route-box dae[1440]: level=warning msg="handlePkt: Get "https://1.1.1.1:443/dns-query?dns=AAABAAABAAAAAAAAA2Rucwhtc2Z0bmNzaQNjb20AABwAAQ": dial tcp <nil>->1.1.1.1:443: connect: connection timed out"

从日志来看，优先考虑是你的网或者你的节点炸了
建议出现问题时直接使用

curl -H Host:google.com (google的ip) -v --insecure

看看节点通不通

[alexandr2666]

DNS使用h3://1.1.1.1/dns-query或者h3://8.8.8.8/dns-query过一会就会出现这样的报错
error.log
用https://1.1.1.1/dns-query过一会会出现：

Mar 16 11:15:09 route-box dae[1440]: level=warning msg="handlePkt: Get "https://1.1.1.1:443/dns-query?dns=AAABAAABAAAAAAAAB2FwLWdldzQHc3BvdGlmeQNjb20AAAEAAQ": dial tcp <nil>->1.1.1.1:443: connect: connection timed out"

Mar 16 11:15:34 route-box dae[1440]: level=warning msg="handlePkt: Get "https://1.1.1.1:443/dns-query?dns=AAABAAABAAAAAAAAA2Rucwhtc2Z0bmNzaQNjb20AAAEAAQ": dial tcp <nil>->1.1.1.1:443: connect: connection timed out"

Mar 16 11:15:34 route-box dae[1440]: level=warning msg="handlePkt: Get "https://1.1.1.1:443/dns-query?dns=AAABAAABAAAAAAAAA2Rucwhtc2Z0bmNzaQNjb20AABwAAQ": dial tcp <nil>->1.1.1.1:443: connect: connection timed out"

从日志来看，优先考虑是你的网或者你的节点炸了 建议出现问题时直接使用

curl -H Host:google.com (google的ip) -v --insecure

看看节点通不通

但炸掉的时候Telegram是能连上的

[dae-prow]

🧪 Since the PR has been fully tested, please consider merging it.