S3 signature mismatch with Amazon::S3 perl









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When I try to generate the request header along with the signature, I'm getting a signature mismatch error.



I used Amazon::S3 Perl module to generate the request. And when analyzed the difference in approach on how the signature is calculated between this module and AWS CLI, I found out that when I comment out the below line from S3.pm inside _make_request() method, makes the signature matches.



$self->_add_auth_header($http_headers, $method, $path)
unless exists $headers->Authorization;


Am I referring it correctly or is there any other module I can use just for generating the signature alone or at the last option, I can write my own module which inherits the actual module (if possible or mimic the actual module with the custom change).










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  • 1




    show your code that's generating the request/signature?
    – ysth
    Nov 9 at 19:50










  • I am facing signature mismatch issue when singing my HTTPS requests with V4. <Error><Code>SignatureDoesNotMatch</Code><Message>The request signature we calculated does not match the signature you provided. Check your key and signing method.</Message><AWSAccessKeyId>AXXXXXXXXXXXXXXQXXXX</AWSAccessKeyId><StringToSign>AWS4-HMAC-SHA256 20181015T075241Z 20181015/us-east-1/s3/aws4_request 47d80c227b12680c22a13d486415c0299a180c2a41e85cd63c9b294a8e4180c2</StringToSign><SignatureProvided>df2280c2611318c2df926b20080c2dcabe80c278c987e3dedba75880c2c305a0</SignatureProvided>
    – tuxian
    2 days ago










  • I've used the Amazon::S3 module to create request and used Net::Amazon::Signature::V4 module to sign the request header. When I comment out the above two lines from S3.pm _make_request(), the signature actually matches.
    – tuxian
    2 days ago











  • @ysth Please let me know if any other information is required. Thanks!
    – tuxian
    2 days ago










  • if you provide a runnable script (obscuring any private information like keys) showing exactly what you are doing more people will at least look at your problem: stackoverflow.com/help/mcve
    – ysth
    2 days ago














up vote
1
down vote

favorite












When I try to generate the request header along with the signature, I'm getting a signature mismatch error.



I used Amazon::S3 Perl module to generate the request. And when analyzed the difference in approach on how the signature is calculated between this module and AWS CLI, I found out that when I comment out the below line from S3.pm inside _make_request() method, makes the signature matches.



$self->_add_auth_header($http_headers, $method, $path)
unless exists $headers->Authorization;


Am I referring it correctly or is there any other module I can use just for generating the signature alone or at the last option, I can write my own module which inherits the actual module (if possible or mimic the actual module with the custom change).










share|improve this question

















  • 1




    show your code that's generating the request/signature?
    – ysth
    Nov 9 at 19:50










  • I am facing signature mismatch issue when singing my HTTPS requests with V4. <Error><Code>SignatureDoesNotMatch</Code><Message>The request signature we calculated does not match the signature you provided. Check your key and signing method.</Message><AWSAccessKeyId>AXXXXXXXXXXXXXXQXXXX</AWSAccessKeyId><StringToSign>AWS4-HMAC-SHA256 20181015T075241Z 20181015/us-east-1/s3/aws4_request 47d80c227b12680c22a13d486415c0299a180c2a41e85cd63c9b294a8e4180c2</StringToSign><SignatureProvided>df2280c2611318c2df926b20080c2dcabe80c278c987e3dedba75880c2c305a0</SignatureProvided>
    – tuxian
    2 days ago










  • I've used the Amazon::S3 module to create request and used Net::Amazon::Signature::V4 module to sign the request header. When I comment out the above two lines from S3.pm _make_request(), the signature actually matches.
    – tuxian
    2 days ago











  • @ysth Please let me know if any other information is required. Thanks!
    – tuxian
    2 days ago










  • if you provide a runnable script (obscuring any private information like keys) showing exactly what you are doing more people will at least look at your problem: stackoverflow.com/help/mcve
    – ysth
    2 days ago












up vote
1
down vote

favorite









up vote
1
down vote

favorite











When I try to generate the request header along with the signature, I'm getting a signature mismatch error.



I used Amazon::S3 Perl module to generate the request. And when analyzed the difference in approach on how the signature is calculated between this module and AWS CLI, I found out that when I comment out the below line from S3.pm inside _make_request() method, makes the signature matches.



$self->_add_auth_header($http_headers, $method, $path)
unless exists $headers->Authorization;


Am I referring it correctly or is there any other module I can use just for generating the signature alone or at the last option, I can write my own module which inherits the actual module (if possible or mimic the actual module with the custom change).










share|improve this question













When I try to generate the request header along with the signature, I'm getting a signature mismatch error.



I used Amazon::S3 Perl module to generate the request. And when analyzed the difference in approach on how the signature is calculated between this module and AWS CLI, I found out that when I comment out the below line from S3.pm inside _make_request() method, makes the signature matches.



$self->_add_auth_header($http_headers, $method, $path)
unless exists $headers->Authorization;


Am I referring it correctly or is there any other module I can use just for generating the signature alone or at the last option, I can write my own module which inherits the actual module (if possible or mimic the actual module with the custom change).







perl amazon-s3 authorization signature






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Nov 9 at 18:59









tuxian

487




487







  • 1




    show your code that's generating the request/signature?
    – ysth
    Nov 9 at 19:50










  • I am facing signature mismatch issue when singing my HTTPS requests with V4. <Error><Code>SignatureDoesNotMatch</Code><Message>The request signature we calculated does not match the signature you provided. Check your key and signing method.</Message><AWSAccessKeyId>AXXXXXXXXXXXXXXQXXXX</AWSAccessKeyId><StringToSign>AWS4-HMAC-SHA256 20181015T075241Z 20181015/us-east-1/s3/aws4_request 47d80c227b12680c22a13d486415c0299a180c2a41e85cd63c9b294a8e4180c2</StringToSign><SignatureProvided>df2280c2611318c2df926b20080c2dcabe80c278c987e3dedba75880c2c305a0</SignatureProvided>
    – tuxian
    2 days ago










  • I've used the Amazon::S3 module to create request and used Net::Amazon::Signature::V4 module to sign the request header. When I comment out the above two lines from S3.pm _make_request(), the signature actually matches.
    – tuxian
    2 days ago











  • @ysth Please let me know if any other information is required. Thanks!
    – tuxian
    2 days ago










  • if you provide a runnable script (obscuring any private information like keys) showing exactly what you are doing more people will at least look at your problem: stackoverflow.com/help/mcve
    – ysth
    2 days ago












  • 1




    show your code that's generating the request/signature?
    – ysth
    Nov 9 at 19:50










  • I am facing signature mismatch issue when singing my HTTPS requests with V4. <Error><Code>SignatureDoesNotMatch</Code><Message>The request signature we calculated does not match the signature you provided. Check your key and signing method.</Message><AWSAccessKeyId>AXXXXXXXXXXXXXXQXXXX</AWSAccessKeyId><StringToSign>AWS4-HMAC-SHA256 20181015T075241Z 20181015/us-east-1/s3/aws4_request 47d80c227b12680c22a13d486415c0299a180c2a41e85cd63c9b294a8e4180c2</StringToSign><SignatureProvided>df2280c2611318c2df926b20080c2dcabe80c278c987e3dedba75880c2c305a0</SignatureProvided>
    – tuxian
    2 days ago










  • I've used the Amazon::S3 module to create request and used Net::Amazon::Signature::V4 module to sign the request header. When I comment out the above two lines from S3.pm _make_request(), the signature actually matches.
    – tuxian
    2 days ago











  • @ysth Please let me know if any other information is required. Thanks!
    – tuxian
    2 days ago










  • if you provide a runnable script (obscuring any private information like keys) showing exactly what you are doing more people will at least look at your problem: stackoverflow.com/help/mcve
    – ysth
    2 days ago







1




1




show your code that's generating the request/signature?
– ysth
Nov 9 at 19:50




show your code that's generating the request/signature?
– ysth
Nov 9 at 19:50












I am facing signature mismatch issue when singing my HTTPS requests with V4. <Error><Code>SignatureDoesNotMatch</Code><Message>The request signature we calculated does not match the signature you provided. Check your key and signing method.</Message><AWSAccessKeyId>AXXXXXXXXXXXXXXQXXXX</AWSAccessKeyId><StringToSign>AWS4-HMAC-SHA256 20181015T075241Z 20181015/us-east-1/s3/aws4_request 47d80c227b12680c22a13d486415c0299a180c2a41e85cd63c9b294a8e4180c2</StringToSign><SignatureProvided>df2280c2611318c2df926b20080c2dcabe80c278c987e3dedba75880c2c305a0</SignatureProvided>
– tuxian
2 days ago




I am facing signature mismatch issue when singing my HTTPS requests with V4. <Error><Code>SignatureDoesNotMatch</Code><Message>The request signature we calculated does not match the signature you provided. Check your key and signing method.</Message><AWSAccessKeyId>AXXXXXXXXXXXXXXQXXXX</AWSAccessKeyId><StringToSign>AWS4-HMAC-SHA256 20181015T075241Z 20181015/us-east-1/s3/aws4_request 47d80c227b12680c22a13d486415c0299a180c2a41e85cd63c9b294a8e4180c2</StringToSign><SignatureProvided>df2280c2611318c2df926b20080c2dcabe80c278c987e3dedba75880c2c305a0</SignatureProvided>
– tuxian
2 days ago












I've used the Amazon::S3 module to create request and used Net::Amazon::Signature::V4 module to sign the request header. When I comment out the above two lines from S3.pm _make_request(), the signature actually matches.
– tuxian
2 days ago





I've used the Amazon::S3 module to create request and used Net::Amazon::Signature::V4 module to sign the request header. When I comment out the above two lines from S3.pm _make_request(), the signature actually matches.
– tuxian
2 days ago













@ysth Please let me know if any other information is required. Thanks!
– tuxian
2 days ago




@ysth Please let me know if any other information is required. Thanks!
– tuxian
2 days ago












if you provide a runnable script (obscuring any private information like keys) showing exactly what you are doing more people will at least look at your problem: stackoverflow.com/help/mcve
– ysth
2 days ago




if you provide a runnable script (obscuring any private information like keys) showing exactly what you are doing more people will at least look at your problem: stackoverflow.com/help/mcve
– ysth
2 days ago

















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