[2ecbd7b] | 1 | #include "options.hfa" |
---|
| 2 | |
---|
| 3 | #define _GNU_SOURCE |
---|
| 4 | #define __USE_GNU |
---|
| 5 | extern "C" { |
---|
| 6 | #include <sys/types.h> |
---|
| 7 | #include <sys/stat.h> |
---|
| 8 | #include <fcntl.h> |
---|
| 9 | } |
---|
| 10 | |
---|
| 11 | #include <kernel.hfa> |
---|
[42f1d739] | 12 | #include <parseargs.hfa> |
---|
[2ecbd7b] | 13 | |
---|
[5ad381b] | 14 | #include <string.h> |
---|
| 15 | |
---|
[2ecbd7b] | 16 | Options options @= { |
---|
[481ee28] | 17 | false, // log |
---|
[5ad381b] | 18 | |
---|
[2ecbd7b] | 19 | { // file_cache |
---|
| 20 | 0, // open_flags; |
---|
| 21 | 42u, // hash_seed; |
---|
| 22 | 0, // size; |
---|
| 23 | false, // list; |
---|
| 24 | false // fixed_fds |
---|
| 25 | }, |
---|
| 26 | |
---|
| 27 | { // socket |
---|
| 28 | 8080, // port |
---|
[03ed863] | 29 | 10, // backlog |
---|
| 30 | 1024 // buflen |
---|
[2ecbd7b] | 31 | }, |
---|
| 32 | |
---|
| 33 | { // cluster |
---|
| 34 | 1, // nprocs; |
---|
| 35 | 1, // nworkers; |
---|
| 36 | 0, // flags; |
---|
| 37 | false, // procstats |
---|
| 38 | false, // viewhalts |
---|
| 39 | 0, // instance; |
---|
| 40 | } |
---|
| 41 | }; |
---|
| 42 | |
---|
| 43 | const char * parse_options( int argc, char * argv[] ) { |
---|
| 44 | bool subthrd = false; |
---|
| 45 | bool eagrsub = false; |
---|
| 46 | bool fixedfd = false; |
---|
| 47 | bool sqkpoll = false; |
---|
| 48 | bool iokpoll = false; |
---|
| 49 | unsigned sublen = 16; |
---|
| 50 | |
---|
| 51 | static cfa_option opt[] = { |
---|
[bdbc24d] | 52 | { 'p', "port", "Port the server will listen on", options.socket.port}, |
---|
| 53 | { 'c', "cpus", "Number of processors to use", options.clopts.nprocs}, |
---|
| 54 | { 't', "threads", "Number of worker threads to use", options.clopts.nworkers}, |
---|
| 55 | {'\0', "log", "Enable logs", options.log, parse_settrue}, |
---|
| 56 | {'\0', "accept-backlog", "Maximum number of pending accepts", options.socket.backlog}, |
---|
| 57 | {'\0', "request_len", "Maximum number of bytes in the http request, requests with more data will be answered with Http Code 414", options.socket.buflen}, |
---|
| 58 | {'\0', "seed", "seed to use for hashing", options.file_cache.hash_seed }, |
---|
| 59 | {'\0', "cache-size", "Size of the cache to use, if set to small, will uses closes power of 2", options.file_cache.size }, |
---|
| 60 | {'\0', "list-files", "List the files in the specified path and exit", options.file_cache.list, parse_settrue }, |
---|
| 61 | { 's', "submitthread", "If set, cluster uses polling thread to submit I/O", subthrd, parse_settrue }, |
---|
| 62 | { 'e', "eagersubmit", "If set, cluster submits I/O eagerly but still aggregates submits", eagrsub, parse_settrue}, |
---|
| 63 | { 'f', "fixed-fds", "If set, files are open eagerly and pre-registered with the cluster", fixedfd, parse_settrue}, |
---|
| 64 | { 'k', "kpollsubmit", "If set, cluster uses IORING_SETUP_SQPOLL, implies -f", sqkpoll, parse_settrue }, |
---|
| 65 | { 'i', "kpollcomplete", "If set, cluster uses IORING_SETUP_IOPOLL", iokpoll, parse_settrue }, |
---|
| 66 | {'\0', "submitlength", "Max number of submitions that can be submitted together", sublen }, |
---|
[2ecbd7b] | 67 | |
---|
| 68 | }; |
---|
| 69 | int opt_cnt = sizeof(opt) / sizeof(cfa_option); |
---|
| 70 | |
---|
| 71 | char **left; |
---|
| 72 | parse_args( argc, argv, opt, opt_cnt, "[OPTIONS]... [PATH]\ncforall http server", left ); |
---|
| 73 | |
---|
[d11d6eb] | 74 | options.clopts.params.poller_submits = subthrd; |
---|
| 75 | options.clopts.params.eager_submits = eagrsub; |
---|
[2ecbd7b] | 76 | |
---|
| 77 | if( fixedfd ) { |
---|
| 78 | options.file_cache.fixed_fds = true; |
---|
| 79 | } |
---|
| 80 | |
---|
| 81 | if( sqkpoll ) { |
---|
[d11d6eb] | 82 | options.clopts.params.poll_submit = true; |
---|
[2ecbd7b] | 83 | options.file_cache.fixed_fds = true; |
---|
| 84 | } |
---|
| 85 | |
---|
| 86 | if( iokpoll ) { |
---|
[d11d6eb] | 87 | options.clopts.params.poll_complete = true; |
---|
[2ecbd7b] | 88 | options.file_cache.open_flags |= O_DIRECT; |
---|
| 89 | } |
---|
| 90 | |
---|
[d11d6eb] | 91 | options.clopts.params.num_ready = sublen; |
---|
[2ecbd7b] | 92 | |
---|
| 93 | if( left[0] == 0p ) { return "."; } |
---|
| 94 | |
---|
| 95 | const char * path = left[0]; |
---|
| 96 | left++; |
---|
| 97 | |
---|
| 98 | if( left[0] != 0p ) { |
---|
| 99 | abort("Too many trailing arguments!\n"); |
---|
| 100 | } |
---|
| 101 | |
---|
| 102 | return path; |
---|
| 103 | } |
---|