2022-08-31 04:50:26 +00:00
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### Structure
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```json
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{
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"detour": "upstream-out",
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"bind_interface": "en0",
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"bind_address": "0.0.0.0",
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"routing_mark": 1234,
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"reuse_addr": false,
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"connect_timeout": "5s",
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"tcp_fast_open": false,
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"domain_strategy": "prefer_ipv6",
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"fallback_delay": "300ms"
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}
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```
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### Fields
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2022-09-03 05:02:41 +00:00
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| Field | Available Context |
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|-----------------------------------------------------------------------------------|-------------------|
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| `bind_interface` /`bind_address` /`routing_mark` /`reuse_addr` /`connect_timeout` | `detour` not set |
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2022-08-31 04:50:26 +00:00
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#### detour
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The tag of the upstream outbound.
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#### bind_interface
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The network interface to bind to.
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#### bind_address
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The address to bind to.
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#### routing_mark
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!!! error ""
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Only supported on Linux.
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Set netfilter routing mark.
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#### reuse_addr
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Reuse listener address.
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#### connect_timeout
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Connect timeout, in golang's Duration format.
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A duration string is a possibly signed sequence of
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decimal numbers, each with optional fraction and a unit suffix,
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such as "300ms", "-1.5h" or "2h45m".
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Valid time units are "ns", "us" (or "µs"), "ms", "s", "m", "h".
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#### domain_strategy
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One of `prefer_ipv4` `prefer_ipv6` `ipv4_only` `ipv6_only`.
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If set, the requested domain name will be resolved to IP before connect.
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2022-09-03 05:02:41 +00:00
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| Outbound | Effected domains | Fallback Value |
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|----------|--------------------------|-------------------------------------------|
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| `direct` | Domain in request | Take `inbound.domain_strategy` if not set |
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| others | Domain in server address | / |
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2022-08-31 04:50:26 +00:00
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#### fallback_delay
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The length of time to wait before spawning a RFC 6555 Fast Fallback connection.
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2022-09-03 05:02:41 +00:00
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That is, is the amount of time to wait for connection to succeed before assuming
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that IPv4/IPv6 is misconfigured and falling back to other type of addresses.
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2022-08-31 04:50:26 +00:00
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If zero, a default delay of 300ms is used.
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2022-09-03 05:02:41 +00:00
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Only take effect when `domain_strategy` is set.
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