mirror of
https://github.com/heartcombo/devise.git
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72 lines
1.3 KiB
Text
72 lines
1.3 KiB
Text
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#!/usr/bin/env bash
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# Usage: s3-put <FILE> <S3_BUCKET>[:<PATH>] [<CONTENT_TYPE>]
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#
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# Uploads a file to the Amazon S3 service.
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# Outputs the URL for the newly uploaded file.
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#
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# Requirements:
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# - AMAZON_ACCESS_KEY_ID
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# - AMAZON_SECRET_ACCESS_KEY
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# - openssl
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# - curl
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#
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# Author: Mislav Marohnić
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set -e
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authorization() {
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local signature="$(string_to_sign | hmac_sha1 | base64)"
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echo "AWS ${AMAZON_ACCESS_KEY_ID?}:${signature}"
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}
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hmac_sha1() {
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openssl dgst -binary -sha1 -hmac "${AMAZON_SECRET_ACCESS_KEY?}"
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}
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base64() {
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openssl enc -base64
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}
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bin_md5() {
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openssl dgst -binary -md5
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}
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string_to_sign() {
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echo "$http_method"
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echo "$content_md5"
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echo "$content_type"
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echo "$date"
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echo "x-amz-acl:$acl"
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printf "/$bucket/$remote_path"
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}
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date_string() {
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LC_TIME=C date "+%a, %d %h %Y %T %z"
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}
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file="$1"
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bucket="${2%%:*}"
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remote_path="${2#*:}"
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content_type="$3"
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if [ -z "$remote_path" ] || [ "$remote_path" = "$bucket" ]; then
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remote_path="${file##*/}"
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fi
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http_method=PUT
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acl="public-read"
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content_md5="$(bin_md5 < "$file" | base64)"
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date="$(date_string)"
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url="https://$bucket.s3.amazonaws.com/$remote_path"
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curl -qsSf -T "$file" \
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-H "Authorization: $(authorization)" \
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-H "x-amz-acl: $acl" \
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-H "Date: $date" \
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-H "Content-MD5: $content_md5" \
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-H "Content-Type: $content_type" \
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"$url"
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echo "$url"
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