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ci : add older, min and dry-run options to ccache-clear (#27504)

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* ci : add older, min and dry-run options to ccache-clear

Assisted-by: pi:llama.cpp/Qwen3.8-27B

* pi : add note about not wrapping lines in PR descriptions

[no ci]

Assisted-by: pi:llama.cpp/Qwen3.8-27B
This commit is contained in:
Georgi Gerganov
2026-08-22 11:31:30 +03:00
committed by GitHub
parent 369e1cd614
commit 3a653fea93
3 changed files with 84 additions and 6 deletions
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.github/actions/ccache-clear/action.yml
+71 -6
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@@ -1,23 +1,88 @@
# note: place this as the last step of the job, so the new cache is saved by "Post ccache" right after the old one is cleared
name: "ccache-clear"
description: "Delete all GitHub Actions caches matching a key prefix"
description: "Delete GitHub Actions caches matching a key prefix, oldest first"
inputs:
key:
description: "Cache key prefix to match and delete"
required: true
older:
description: "Only delete caches created more than this long ago (e.g. 90m, 1h, 1d). By default all matching caches are deleted"
required: false
default: ""
min:
description: "Stop deleting if fewer than this many caches would remain (e.g. 1). By default there is no minimum"
required: false
default: "0"
dry-run:
description: "Only print the caches that would be deleted, without deleting them"
required: false
default: "false"
runs:
using: "composite"
steps:
- name: Clear caches
shell: bash
env:
CLEAR_KEY: ${{ inputs.key }}
CLEAR_OLDER: ${{ inputs.older }}
CLEAR_MIN: ${{ inputs.min }}
CLEAR_DRY_RUN: ${{ inputs.dry-run }}
run: |
CACHES=$(gh cache list --key "ccache-${{ inputs.key }}" --json id,key --jq '.[] | "\(.id) \(.key)"' 2>/dev/null)
# Convert a duration (e.g. 90m, 1h, 1d, plain seconds) to seconds
to_seconds() {
local val="$1"
[[ "$val" =~ ^[0-9]+$ ]] && { echo "$val"; return 0; }
local num="${val%?}" unit="${val: -1}" mult
[[ "$num" =~ ^[0-9]+$ ]] || return 1
case "$unit" in
s) mult=1 ;;
m) mult=60 ;;
h) mult=3600 ;;
d) mult=86400 ;;
*) return 1 ;;
esac
echo $((num * mult))
}
[[ "$CLEAR_MIN" =~ ^[0-9]+$ ]] || { echo "Invalid min value: $CLEAR_MIN" >&2; exit 1; }
[[ "$CLEAR_DRY_RUN" =~ ^(true|false)$ ]] || { echo "Invalid dry-run value: $CLEAR_DRY_RUN" >&2; exit 1; }
CACHES=$(gh cache list --key "ccache-$CLEAR_KEY" --json id,key,createdAt --jq '.[] | [.createdAt, .id, .key] | @tsv' 2>/dev/null | LC_ALL=C sort)
if [ -z "$CACHES" ]; then
echo "No caches found with key prefix: ${{ inputs.key }}"
echo "No caches found with key prefix: $CLEAR_KEY"
exit 0
fi
while read -r id key; do
echo "Deleting cache: $id ($key)"
gh cache delete "$id"
TOTAL=$(( $(wc -l <<< "$CACHES") ))
echo "Found $TOTAL cache(s) with key prefix: $CLEAR_KEY (oldest first):"
while IFS=$'\t' read -r CREATED ID KEY; do
printf ' %s %s %s\n' "$CREATED" "$ID" "$KEY"
done <<< "$CACHES"
CUTOFF=""
if [ -n "$CLEAR_OLDER" ]; then
OLDER_SECONDS=$(to_seconds "$CLEAR_OLDER") || { echo "Invalid older value: $CLEAR_OLDER (expected e.g. 90m, 1h, 1d)" >&2; exit 1; }
CUTOFF=$(( $(date +%s) - OLDER_SECONDS ))
fi
# Caches are sorted oldest first
DELETED=0
while IFS=$'\t' read -r CREATED ID KEY; do
if [ -n "$CUTOFF" ] && [ "$(date -d "$CREATED" +%s)" -ge "$CUTOFF" ]; then
echo "Rest are not older than $CLEAR_OLDER, stopping"
break
fi
if [ $((TOTAL - DELETED - 1)) -lt "$CLEAR_MIN" ]; then
echo "Keeping at least $CLEAR_MIN cache(s), stopping"
break
fi
if [ "$CLEAR_DRY_RUN" = "true" ]; then
echo "Would delete cache: $ID ($KEY)"
else
echo "Deleting cache: $ID ($KEY)"
gh cache delete "$ID"
fi
DELETED=$((DELETED + 1))
done <<< "$CACHES"