On Fri, Feb 5, 2016 at 1:03 PM, Dolph Mathews <dolph.math...@gmail.com> wrote:
> > On Fri, Feb 5, 2016 at 12:37 PM, Andrey Pavlov <andrey...@gmail.com> > wrote: > >> swift3(s3) works like ec2-api. >> >> 1. swift3/ec2-api recieves AWS request >> 2. it parses signature and access_key (and other headers) >> 3. it sends these values (and token that calculated from request) to >> keystone >> 4. keystone gets secret_key from DB, then calculates signature by >> recieved access_key and token >> 5. keystone compares recived signature and claculated signature and >> then return 'error' or auth_token >> 6. swift3/ec2-api recieves answer from keystone and return 'forbidden' >> or continues execution >> 7. in case of continue swift3/ec2-api uses recieved auth_token for >> calls other services: nova, cinder, neutron, swift... >> >> So I don't understand how implement this functionality outside of >> keystone... >> > > EC2 support is implemented in middleware on top of keystone, and that > middleware happens to live in the openstack/keystone repository. This > change is just proposing to move that middleware code into a dedicated new > repository and change the community support & maintenance model - it would > not affect how the code actually operates. The only affect on operators is > that it would require an extra step to deploy it. End users would not be > affected. > > > https://github.com/openstack/keystone/blob/5f51912b54dff0a71f00987e9f5c1d6015ad08bd/keystone/contrib/ec2/routers.py#L27 > > > https://github.com/openstack/keystone/blob/5f51912b54dff0a71f00987e9f5c1d6015ad08bd/etc/keystone-paste.ini#L27-L31 > > One of the things that prompted this discussion is a proposal to make EC2 and S3 required, and not removable by editing the paste config: https://review.openstack.org/#/c/274973/ Some of us were taking advantage of this ability, but others think that all APIs should be supported. - Brant
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