service: shepherd: Guard against exceptions raised by 'start'.
Fixes <http://bugs.gnu.org/22548>. Reported by Albin <albin@fripost.org>, Mark H Weaver, and Alex Kost. * gnu/services/shepherd.scm (shepherd-configuration-file)[config]: Guard against 'service-error?'.
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@ -234,7 +234,8 @@ stored."
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(set! %load-compiled-path
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(set! %load-compiled-path
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(cons #$compiled %load-compiled-path)))
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(cons #$compiled %load-compiled-path)))
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(use-modules (system repl error-handling))
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(use-modules (srfi srfi-34)
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(system repl error-handling))
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;; Arrange to spawn a REPL if loading one of FILES fails. This is
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;; Arrange to spawn a REPL if loading one of FILES fails. This is
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;; better than a kernel panic.
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;; better than a kernel panic.
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@ -246,7 +247,16 @@ stored."
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(setenv "PATH" "/run/current-system/profile/bin")
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(setenv "PATH" "/run/current-system/profile/bin")
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(format #t "starting services...~%")
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(format #t "starting services...~%")
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(for-each start
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(for-each (lambda (service)
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;; In the Shepherd 0.3 the 'start' method can raise
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;; '&action-runtime-error' if it fails, so protect
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;; against it. (XXX: 'action-runtime-error?' is not
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;; exported is 0.3, hence 'service-error?'.)
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(guard (c ((service-error? c)
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(format (current-error-port)
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"failed to start service '~a'~%"
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service)))
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(start service)))
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'#$(append-map shepherd-service-provision
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'#$(append-map shepherd-service-provision
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(filter shepherd-service-auto-start?
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(filter shepherd-service-auto-start?
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services)))))
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services)))))
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