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fix: make cloud-init tailscale bootstrap resilient

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Add retry loop for tailscale up during first boot and fallback without tag advertisement when tag auth is unavailable, so nodes still join tailnet.
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MichaelFisher1997
2026-02-28 13:24:24 +00:00
parent 8887a8bb87
commit 93bba9fbfc
1 changed files with 2 additions and 2 deletions
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terraform/files/cloud_init_global.tpl
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@@ -13,5 +13,5 @@ users:
- ${SSH_KEY_PUBLIC} - ${SSH_KEY_PUBLIC}
runcmd: runcmd:
- [ /run/current-system/sw/bin/sh, -lc, "install -d -m 700 /var/lib/tailscale && rm -f /var/lib/tailscale/tailscaled.state" ] - [ /run/current-system/sw/bin/sh, -lc, "set -eu; install -d -m 700 /var/lib/tailscale; rm -f /var/lib/tailscale/tailscaled.state" ]
- [ /run/current-system/sw/bin/sh, -lc, "/run/current-system/sw/bin/tailscale up --reset --auth-key='${TS_AUTHKEY}' --hostname='$(hostname)' --advertise-tags='tag:k8s'" ] - [ /run/current-system/sw/bin/sh, -lc, "set -eu; for i in 1 2 3 4 5; do /run/current-system/sw/bin/tailscale up --reset --auth-key='${TS_AUTHKEY}' --hostname='$(hostname)' --advertise-tags='tag:k8s' && exit 0; sleep 15; done; /run/current-system/sw/bin/tailscale up --reset --auth-key='${TS_AUTHKEY}' --hostname='$(hostname)'" ]