Or, I can just require that the host version of nginx be installed with the --with-compat option.
On Thu, Jun 29, 2017 at 12:38 AM, Joseph Spencer < [email protected]> wrote: > Looks like I can grep NGX_MODULE_SIGNATURE from the nginx binary itself. > Depending on the version of nginx, it could be a decent option. I'm > literally only dependent on core and http. Most of the elements of the > signature appear to be extraneous. > > On Thu, Jun 29, 2017 at 12:27 AM, Joseph Spencer < > [email protected]> wrote: > >> I'm looking to create a portable binary, and from everything I can read, >> it is almost impossible. The recommended approach seems to be to expose >> source code and require users to compile. This is painful because it >> requires the source code and gcc to be available: a hard sell for the lazy >> sysadmin. >> >> My goal is to create a proprietary module that is used in conjunction >> with a paid service. Users simply install the module and provide access >> token credentials. >> >> As you can imagine it's been really difficult, mainly because practically >> *every* configure option is compared at run time. >> >> I added some logging, and found that the module signature is indeed >> embedded in the resulting .so file. I was able to successfully use sed to >> get my module to work, but I'm thinking this is an obvious hack not even >> worth considering for a production binary: >> >> sed -i'' >> 's|8,4,8,0011111111010111001111111111111111|8,4,8,0000111111010111001110101111000110|' >> ngx_my_custom_module-nginx-1.11.5.so >> >> Having nginx -V is nice, but it could be beneficial to >> expose NGX_MODULE_SIGNATURE somehow. That way I could have an installer >> script that checkes to ensure that essential modules are available and >> modify the binary after it's been downloaded. I realize this is dangerous, >> but I'm not willing to expose source code and require gcc yet. >> >> Any opinions or guidance would be greatly appreciated. >> >> -- >> Thanks, >> Joe Spencer (member) >> Kogo Software LLC >> > > > > -- > Thanks, > Joe Spencer (member) > Kogo Software LLC > -- Thanks, Joe Spencer (member) Kogo Software LLC
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