Try 10.0.2.2 for self-hosted GitHub runners
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c.f. `DOCKERD_ROOTLESS_ROOTLESSKIT_NET=slirp4netns` and `DOCKERD_ROOTLESS_ROOTLESSKIT_DISABLE_HOST_LOOPBACK=false` > rootless: Add support for enabling host loopback by setting the `DOCKERD_ROOTLESS_ROOTLESSKIT_DISABLE_HOST_LOOPBACK` environment variable to `false` (defaults to `true`). This lets containers connect to the host by using IP address 10.0.2.2. [moby/moby#47352](moby/moby#47352) > > _-- https://docs.docker.com/engine/release-notes/26.0/_ > ``` > # * DOCKERD_ROOTLESS_ROOTLESSKIT_DISABLE_HOST_LOOPBACK=(true|false): prohibit connections to 127.0.0.1 on the host (including via 10.0.2.2, in the case of slirp4netns). Defaults to "true". > ``` > > *-- https://github.com/moby/moby/blob/b649e272bb0253fe766069966416b9330a2e38c0/contrib/dockerd-rootless.sh#L18*
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10.0.2.2for self-hosted GitHub runnersRequires docker-library/docker#568 to work.
c.f.
DOCKERD_ROOTLESS_ROOTLESSKIT_NET=slirp4netnsandDOCKERD_ROOTLESS_ROOTLESSKIT_DISABLE_HOST_LOOPBACK=falsePull Request Checklist