Created
January 8, 2023 23:59
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curl 7.68 download with eTag support
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| # ====================== | |
| # curl-download.sh v1.0 | |
| # filename | |
| # url | |
| # ====================== | |
| if [ -f "$1.etag" ]; then | |
| HTTPCODE=$(curl --etag-compare $1.etag --url $2 -o $1 -sw '%{http_code}' --retry 9) | |
| if [ "$HTTPCODE" = "304" ]; then | |
| echo "$1: not modified" | |
| exit 0 | |
| fi | |
| echo "$1: modified" | |
| else | |
| echo "$1: 1st download" | |
| fi | |
| curl --etag-save $1.etag --url $2 -o $1 --no-progress-meter --retry 9 --dump-header $1.header | |
| cat $1.header |
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