18 lines
785 B
Common Lisp
18 lines
785 B
Common Lisp
(defun log-scan (&optional (lines 100))
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"Reads the last LINES lines of the system log file."
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(let ((log-file (merge-pathnames "logs/agent.log" (uiop:getenv "SYSTEM_DIR"))))
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(if (uiop:file-exists-p log-file)
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(uiop:run-program `("tail" "-n" ,(write-to-string lines) ,(namestring log-file)) :output :string)
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"Log file not found.")))
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(defun log-summarize (logs)
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"Symbolic summary of LOGS focusing on errors and warnings."
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(let ((lines (uiop:split-string logs :separator '(#\Newline)))
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(errors 0)
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(warnings 0))
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(dolist (line lines)
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(cond
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((cl-ppcre:scan "ERROR" line) (incf errors))
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((cl-ppcre:scan "WARN" line) (incf warnings))))
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(format nil "Log Summary: ~a errors, ~a warnings found in scan." errors warnings)))
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