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expbackoff() { | |
# Exponential backoff: retries a command upon failure, scaling up the delay between retries. | |
# Example: "expbackoff my_command --with --some --args --maybe" | |
local MAX_RETRIES=${EXPBACKOFF_MAX_RETRIES:-8} # Max number of retries | |
local BASE=${EXPBACKOFF_BASE:-1} # Base value for backoff calculation | |
local MAX=${EXPBACKOFF_MAX:-300} # Max value for backoff calculation | |
local FAILURES=0 | |
while ! "$@"; do | |
FAILURES=$(( $FAILURES + 1 )) | |
if (( $FAILURES > $MAX_RETRIES )); then |