gradle-s3-upload

_README.md

Android publish APK to S3

build.gradle in your project which generates the apk:

apply from:'https://gist.githubusercontent.com/pboos/c4ae04b62641d7e9897c/raw/45515edf3cf00925b59a51d0ca893c44a2b06851/gradle-s3-upload.gradle'

~/.gradle/gradle.properties

AWS_S3_KEY_ID=****Your Amazon Key Id****
AWS_S3_KEY_SECRET=****Your Amazon Key Secret****

gradle.properties in your project which generates the apk:

AWS_S3_APK_PREFIX=MyApp

gradle-s3-upload.gradle

import javax.crypto.Mac
import javax.crypto.spec.SecretKeySpec
import java.security.MessageDigest
import java.text.SimpleDateFormat
def publishAllTask = project.tasks.create("publishAllApksToS3")
android.applicationVariants.all { variant ->
    def task = project.tasks.create("publish${variant.name}ApkToS3") << {
        if (!project.hasProperty('AWS_S3_KEY_ID') || !project.hasProperty('AWS_S3_KEY_SECRET')) {
            throw new GradleException("Please set AWS_S3_KEY_ID and AWS_S3_KEY_SECRET properties.")
        }
        def bucket = "apps.pboos.ch"
        def apkFile = variant.outputs[0].outputFile

        def prefix = project.hasProperty('AWS_S3_APK_PREFIX') ? project.AWS_S3_APK_PREFIX + "-" : ""
        def targetPath = prefix + variant.name + ".apk"
        // def contentType = "application/octet-stream"
        def contentType = "application/vnd.android.package-archive"
        def keyId = project.AWS_S3_KEY_ID
        def keySecret = project.AWS_S3_KEY_SECRET


        def date = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss ZZZZ").format(new Date())
        def digest = MessageDigest.getInstance("MD5")

        apkFile.eachByte(4096) { buffer, length ->
            digest.update(buffer, 0, length)
        }


        def md5 = digest.digest().encodeBase64()

        def publicReadHeader = "x-amz-acl:public-read"
        def data = "PUT\n$md5\n$contentType\n$date\n$publicReadHeader\n/$bucket/$targetPath"
        def signingKey = new SecretKeySpec(keySecret.getBytes(), "HmacSHA1");
        def mac = Mac.getInstance("HmacSHA1");
        mac.init(signingKey);
        def sig = mac.doFinal(data.getBytes()).encodeBase64()

        ProcessBuilder pb = new ProcessBuilder([
                'curl',
                '-T', apkFile.getAbsolutePath(),
                '-H', publicReadHeader,
                '-H', 'Date: ' + date,
                '-H', 'Authorization: AWS ' + keyId + ':' + sig,
                '-H', 'Content-Type: ' + contentType,
                '-H', 'Content-MD5: ' + md5,
                'http://' + bucket + '.s3.amazonaws.com/' + targetPath
        ])
        pb.start().waitFor()
    }

    task.dependsOn variant.assemble
    publishAllTask.dependsOn task
}

If you are running it from a cmd terminal, try running it from git shell or cygwin.