Betsy:
背景介绍
现在有个物理机，IP 地址为 192.168.1.111
在物理机上面装了一个 docker ，并且创建了一个 container ，其 IP 地址为 192.168.49.2
问题说明
现在想在物理机和 docker container 里面均可以成功执行下述命令。目前只有物理机中可以正确执行。
curl -X GET https://registry-1.docker.io/v2/ -v
执行命令结果
物理机执行命令结果
#> curl -X GET https://registry-1.docker.io/v2/ -v
Note: Unnecessary use of -X or --request, GET is already inferred.
* Uses proxy env variable no_proxy == 'localhost,127.0.0.0/8,::1'
* Uses proxy env variable https_proxy == 'http://127.0.0.1:7890/'
* Trying 127.0.0.1:7890...
* Connected to 127.0.0.1 (127.0.0.1) port 7890
* CONNECT tunnel: HTTP/1.1 negotiated
* allocate connect buffer
* Establish HTTP proxy tunnel to registry-1.docker.io:443
> CONNECT registry-1.docker.io:443 HTTP/1.1
> Host: registry-1.docker.io:443
> User-Agent: curl/8.5.0
> Proxy-Connection: Keep-Alive
>
< HTTP/1.1 200 Connection established
<
* CONNECT phase completed
* CONNECT tunnel established, response 200
* ALPN: curl offers h2,http/1.1
* TLSv1.3 (OUT), TLS handshake, Client hello (1):
* CAfile: /etc/ssl/certs/ca-certificates.crt
* CApath: /etc/ssl/certs
* TLSv1.3 (IN), TLS handshake, Server hello (2):
* TLSv1.3 (IN), TLS handshake, Encrypted Extensions (8):
* TLSv1.3 (IN), TLS handshake, Certificate (11):
* TLSv1.3 (IN), TLS handshake, CERT verify (15):
* TLSv1.3 (IN), TLS handshake, Finished (20):
* TLSv1.3 (OUT), TLS change cipher, Change cipher spec (1):
* TLSv1.3 (OUT), TLS handshake, Finished (20):
* SSL connection using TLSv1.3 / TLS_AES_128_GCM_SHA256 / X25519 / RSASSA-PSS
* ALPN: server did not agree on a protocol. Uses default.
* Server certificate:
* subject: CN=*.docker.com
* start date: Mar 5 00:00:00 2025 GMT
* expire date: Apr 3 23:59:59 2026 GMT
* subjectAltName: host "registry-1.docker.io" matched cert's "*.docker.io"
* issuer: C=US; O=Amazon; CN=Amazon RSA 2048 M03
* SSL certificate verify ok.
* Certificate level 0: Public key type RSA (2048/112 Bits/secBits), signed using sha256WithRSAEncryption
* Certificate level 1: Public key type RSA (2048/112 Bits/secBits), signed using sha256WithRSAEncryption
* Certificate level 2: Public key type RSA (2048/112 Bits/secBits), signed using sha256WithRSAEncryption
* using HTTP/1.x
> GET /v2/ HTTP/1.1
> Host: registry-1.docker.io
> User-Agent: curl/8.5.0
> Accept: */*
>
< HTTP/1.1 401 Unauthorized
< content-type: application/json
< docker-distribution-api-version: registry/2.0
< www-authenticate: Bearer realm="https://auth.docker.io/token",service="registry.docker.io"
< date: Sat, 05 Jul 2025 10:23:42 GMT
< content-length: 87
< strict-transport-security: max-age=31536000
<
{"errors":[{"code":"UNAUTHORIZED","message":"authentication required","detail":null}]}
* Connection #0 to host 127.0.0.1 left intact
docker container 中执行命令结果
#> curl -X GET https://registry-1.docker.io/v2/ -v
Note: Unnecessary use of -X or --request, GET is already inferred.
* Trying 154.85.102.30:443...
* Trying 2600:1f18:2148:bc00:5cac:48a0:7f88:7266:443...
* Immediate connect fail for 2600:1f18:2148:bc00:5cac:48a0:7f88:7266: Network is unreachable
* Trying 2600:1f18:2148:bc01:f43d:e203:cafd:8307:443...
* Immediate connect fail for 2600:1f18:2148:bc01:f43d:e203:cafd:8307: Network is unreachable
* Trying 2600:1f18:2148:bc02:22:27bd:19a8:870c:443...
* Immediate connect fail for 2600:1f18:2148:bc02:22:27bd:19a8:870c: Network is unreachable
* connect to 154.85.102.30 port 443 failed: Connection timed out
* Failed to connect to registry-1.docker.io port 443 after 133144 ms: Connection timed out
* Closing connection 0
curl: (28) Failed to connect to registry-1.docker.io port 443 after 133144 ms: Connection timed out
物理机查询到的路由表
#> ip route
default via 192.168.1.1 dev wlo1 proto dhcp src 192.168.1.111 metric 600
172.17.0.0/16 dev docker0 proto kernel scope link src 172.17.0.1 linkdown
192.168.1.0/24 dev wlo1 proto kernel scope link src 192.168.1.111 metric 600
192.168.49.0/24 dev br-9123093efaea proto kernel scope link src 192.168.49.1
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