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VCL Reference
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Backend connection
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director.{NAME}.healthy
fastly.error
fastly.ff.visits_this_pop_this_service
fastly.ff.visits_this_service
fastly_info.state
re.group.{N}
req.backend.ip
req.backend.name
req.backend.port
req.service_id
req.vcl
req.vcl.generation
req.vcl.md5
req.vcl.version
resp.stale
resp.stale.is_error
resp.stale.is_revalidating
workspace.bytes_free
workspace.bytes_total
workspace.overflowed
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req.vcl.md5
STRING
, read-only.
Available in
all subroutines
.
The MD5 hash of the service VCL currently loaded.