Fix(registry/Excellencedev/templates/hetzner-linux): Correctly select coder agent arch on Hetzner CAX ARM Instances (#672)

## Description

hetzner-linux template allows CAX (ARM) instances but hardcodes coder
agent to amd64 causing the wrong coder-agent to be pulled on CAX
instance causing provisioning failure.

Adding `architecture` to server_types response and mapping this to
correct agent arch, with defaults back to amd64 for if this fails.

No Fix, CAX Instance

```
Jan 25 16:03:48 coder-test-nofix-dev systemd[1]: Starting coder-agent.service - Coder Agent...
Jan 25 16:03:53 coder-test-nofix-dev systemd[1]: Started coder-agent.service - Coder Agent.
Jan 25 16:03:53 coder-test-nofix-dev coder-agent[2100]: + trap waitonexit EXIT
Jan 25 16:03:53 coder-test-nofix-dev coder-agent[2101]: + mktemp -d -t coder.XXXXXX
Jan 25 16:03:53 coder-test-nofix-dev coder-agent[2100]: + BINARY_DIR=/tmp/coder.6oHHHW
Jan 25 16:03:53 coder-test-nofix-dev coder-agent[2100]: + BINARY_NAME=coder
Jan 25 16:03:53 coder-test-nofix-dev coder-agent[2100]: + BINARY_URL=https://coder.domain/bin/coder-linux-amd64
Jan 25 16:03:53 coder-test-nofix-dev coder-agent[2100]: + cd /tmp/coder.6oHHHW
Jan 25 16:03:53 coder-test-nofix-dev coder-agent[2100]: + :
Jan 25 16:03:53 coder-test-nofix-dev coder-agent[2100]: + status=
Jan 25 16:03:53 coder-test-nofix-dev coder-agent[2100]: + command -v curl
Jan 25 16:03:53 coder-test-nofix-dev coder-agent[2100]: + curl -fsSL --compressed https://coder.domain/bin/coder-linux-amd64 -o coder
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + break
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + chmod +x coder
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + [ -n  ]
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + export CODER_AGENT_AUTH=token
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + export CODER_AGENT_URL=https://coder.domain/
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2133]: + ./coder --version
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2134]: + head -n1
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2133]: /opt/coder/init: 90: ./coder: Exec format error
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + output=
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2136]: + echo
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2137]: + grep -q Coder
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + echo ERROR: Downloaded agent binary returned unexpected version output
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: ERROR: Downloaded agent binary returned unexpected version output
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + echo coder --version output: ""
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: coder --version output: ""
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + exit 2
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + waitonexit
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + echo === Agent script exited with non-zero code (2). Sleeping 24h to preserve logs...
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: === Agent script exited with non-zero code (2). Sleeping 24h to preserve logs...
Jan 25 16:04:02 coder-test-nofix-dev coder-agent[2100]: + sleep 86400
```

Fix, CAX Instance

```
Jan 25 16:08:55 coder-ARM64TEST-dev systemd[1]: Starting coder-agent.service - Coder Agent...
Jan 25 16:09:00 coder-ARM64TEST-dev systemd[1]: Started coder-agent.service - Coder Agent.
Jan 25 16:09:00 coder-ARM64TEST-dev coder-agent[2044]: + trap waitonexit EXIT
Jan 25 16:09:00 coder-ARM64TEST-dev coder-agent[2046]: + mktemp -d -t coder.XXXXXX
Jan 25 16:09:00 coder-ARM64TEST-dev coder-agent[2044]: + BINARY_DIR=/tmp/coder.4j7W57
Jan 25 16:09:00 coder-ARM64TEST-dev coder-agent[2044]: + BINARY_NAME=coder
Jan 25 16:09:00 coder-ARM64TEST-dev coder-agent[2044]: + BINARY_URL=https://coder.domain/bin/coder-linux-arm64
Jan 25 16:09:00 coder-ARM64TEST-dev coder-agent[2044]: + cd /tmp/coder.4j7W57
Jan 25 16:09:00 coder-ARM64TEST-dev coder-agent[2044]: + :
Jan 25 16:09:00 coder-ARM64TEST-dev coder-agent[2044]: + status=
Jan 25 16:09:00 coder-ARM64TEST-dev coder-agent[2044]: + command -v curl
Jan 25 16:09:00 coder-ARM64TEST-dev coder-agent[2044]: + curl -fsSL --compressed https://coder.domain/bin/coder-linux-arm64 -o coder
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2044]: + break
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2044]: + chmod +x coder
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2044]: + [ -n  ]
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2044]: + export CODER_AGENT_AUTH=token
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2044]: + export CODER_AGENT_URL=https://coder.domain/
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2069]: + ./coder --version
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2070]: + head -n1
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2044]: + output=Coder v2.29.2+b5360a9 Wed Jan 21 15:45:58 UTC 2026
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2076]: + echo Coder v2.29.2+b5360a9 Wed Jan 21 15:45:58 UTC 2026
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2077]: + grep -q Coder
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2044]: + exec ./coder agent
Jan 25 16:09:13 coder-ARM64TEST-dev coder-agent[2044]: 2026-01-25 16:09:13.467 [info]  agent is starting now
```

## Type of Change

- [ ] New module
- [ ] New template
- [x] Bug fix
- [ ] Feature/enhancement
- [ ] Documentation
- [ ] Other

## Template Information

<!-- Delete this section if not applicable -->

**Path:** `registry/Excellencedev/templates/hetzner-linux`

## Testing & Validation

- [] Tests pass (`bun test`)
- [] Code formatted (`bun fmt`)
- [x] Changes tested locally

## Related Issues

<!-- Link related issues or write "None" if not applicable -->
This commit is contained in:
Alfred
2026-01-27 22:34:24 +00:00
committed by GitHub
parent bd1a36b228
commit 8d53725005
@@ -140,6 +140,7 @@ locals {
cores = st.cores
memory_gb = st.memory
disk_gb = st.disk
architecture = st.architecture
locations = [for l in st.locations : l.name]
deprecated = st.deprecated
}
@@ -162,6 +163,19 @@ locals {
data.coder_parameter.hcloud_location.value
)
]
# Map Hetzner architecture (x86 or arm) to Coder agent architecture (amd64 or arm64)
agent_arch = try(
lookup(
{
"x86" = "amd64"
"arm" = "arm64"
},
local.hcloud_server_types[data.coder_parameter.hcloud_server_type.value].architecture,
"amd64" # Fallback if not returned
),
"amd64" # Fallback for template setup
)
}
data "coder_provisioner" "me" {}
@@ -187,7 +201,7 @@ data "coder_parameter" "home_volume_size" {
resource "coder_agent" "main" {
os = "linux"
arch = "amd64"
arch = local.agent_arch
metadata {
key = "cpu"