Thanks a lot (for both)!
Am Mo., 10. Juni 2019 um 18:36 Uhr schrieb Jean-Baptiste Onofré <j...@nanthrax.net>: > > Hi Markus, > > I'm already added jetty-proxy in the Pax Web and Karaf features. > > I just mentioned a workaround waiting for new Pax Web/Karaf releases. > > Regards > JB > > On 10/06/2019 17:55, Markus Rathgeb wrote: > > Hi JB, > > > >> First, you can use the ProxyService directly to programmatically create > >> the proxies you need. > > > > I read the proxy service of the Karaf project but this does not fit to > > my use-case. > > I use a subclass of Jetty's proxy servlet because the "proxyTo" is not > > fixed. > > It depends on the caller of the URL which backend is used to generate > > the response for the request. > > > > Think about a system where an user needs to be logged in first. > > The login credentials are used to choose the real backend system. > > > > If user 1 calls httsp://some.thing/foo/bar the "reverse proxy" > > redirects the request to https://10.10.10.101/foo/bar > > If user 2 calls httsp://some.thing/foo/bar the "reverse proxy" > > redirects the request to https://10.10.10.102/foo/bar > > ... > > > > So my servlet is a subclass of the proxy servlet that generated the > > URL for the rewrite target in a very dynamic way. > > > > And it is already working it is just some additional work to align the > > Jetty version on every Karaf bump. > > > >> About the version, it's actually the opposite: the Jetty proxy is a pure > >> servlet, and a version of Jetty proxy can work with other Jetty version. > > > > Sure, the proxy is just a servlet but the implementation is using a > > e.g. Jetty HttpClient: > > > > * > > https://github.com/eclipse/jetty.project/blob/jetty-9.4.18.v20190429/jetty-proxy/src/main/java/org/eclipse/jetty/proxy/AbstractProxyServlet.java#L43 > > * > > https://github.com/eclipse/jetty.project/blob/jetty-9.4.18.v20190429/jetty-proxy/src/main/java/org/eclipse/jetty/proxy/AbstractProxyServlet.java#L129 > > * > > https://github.com/eclipse/jetty.project/blob/jetty-9.4.18.v20190429/jetty-proxy/src/main/java/org/eclipse/jetty/proxy/AbstractProxyServlet.java#L273 > > > > If the Jetty proxy servlet implementation is newer then the Jetty HTTP > > Client the proxy servlet implementation could potentially use > > functions that are not yet present in the provided HttpClient > > implementation. > > If strong semver is used a newer HTTP Client should still support all > > stuff used by the proxy servlet but how knows... > > > > > > The Jetty proxy artifact is already an OSGi bundle, so what's the "big > > win" to add its classes to every bundle as private package instead of > > adding the jetty-proxy bundle to the OSGi runtime? > > > > Thank you for your patient, > > Markus > > > > -- > Jean-Baptiste Onofré > jbono...@apache.org > http://blog.nanthrax.net > Talend - http://www.talend.com
