jepsen.history.sim.cache — io.jepsen/history.sim 0.1.1

Caches histories as EDN on disk.

base-dir clj

Directory in which we store cached histories.

chunk-file! clj

(chunk-file! test chunk-number)

Returns the file for a test and chunk number. Creates parent directory if necessary.

chunk-size clj

How big is each chunk of the history?

clear! clj

(clear!)

Clears out the whole cache.

dir clj

(dir test)

Takes a test map and computes the File for the directory we store it in.

load clj

(load test)

Takes a test, returns test with :history lazily loaded from disk. Returns nil if not cached.

load-chunk clj

(load-chunk test chunk-number)

Loads a chunk of a test's history into a vector.

read-handlers clj

read-handlers* clj

reader! clj

(reader! test chunk-number)

Opens a Fressian reader for a test and chunk number.

rm-r! clj

(rm-r! f)

Delete file recursively

write! clj

(write! test)

Writes a completed test (with :history) to disk. Deletes all test files first. Returns test.

write-handlers clj

write-handlers* clj

writer! clj

(writer! test chunk-number)

Opens a Fressian writer for a test and chunk number.