projects / packages / apache-mod_proctitle.git / blame
| Commit | Line | Data |
|---|---|---|
| 61a0d838 AM |
1 | /* |
| 2 | * set process name to currently served vhost | |
| 3 | * 2008, Arkadiusz Miskiewicz <arekm/maven.pl> | |
| 4 | * apache license | |
| 5 | */ | |
| 6 | ||
| 7 | #include "ap_config.h" | |
| 8 | #include "httpd.h" | |
| 9 | #include "http_config.h" | |
| 10 | #include "http_request.h" | |
| 11 | #include "http_log.h" | |
| 12 | #include "http_protocol.h" | |
| 13 | #include "util_filter.h" | |
| 14 | #include "apr.h" | |
| 15 | #include "apr_strings.h" | |
| 16 | #include "apr_lib.h" | |
| 17 | ||
| e948219d AM |
18 | #include <dlfcn.h> |
| 19 | ||
| 61a0d838 AM |
20 | #define MAXTITLE 1024 |
| 21 | ||
| 22 | static char *title_progname_full; | |
| 23 | static char *proctitle_argv=NULL; | |
| 24 | ||
| 25 | module AP_MODULE_DECLARE_DATA proctitle_module; | |
| 26 | ||
| 27 | static void apache_setproctitle(char *arg) { | |
| 28 | if (proctitle_argv) { | |
| 29 | int name_len = strlen(title_progname_full); | |
| 30 | memcpy(proctitle_argv, title_progname_full, name_len); | |
| 31 | if (arg) { | |
| 32 | int arg_len, sep_len; | |
| 33 | char *sep; | |
| 34 | ||
| 35 | sep = ": "; | |
| 36 | sep_len = strlen(sep); | |
| 37 | ||
| 38 | arg_len = strlen(arg); | |
| 39 | if (arg_len>MAXTITLE) | |
| 40 | arg_len=MAXTITLE; | |
| 41 | ||
| 42 | memcpy(proctitle_argv+name_len,sep,sep_len); | |
| 43 | memcpy(proctitle_argv+name_len+sep_len,arg,arg_len); | |
| 44 | proctitle_argv[arg_len+name_len+sep_len]='\0'; | |
| 45 | } else { | |
| 46 | proctitle_argv[name_len]='\0'; | |
| 47 | } | |
| 48 | } | |
| 49 | } | |
| 50 | ||
| 51 | static int apache_proctitle_enter (request_rec *r) { | |
| 6dd338ec | 52 | /* We only change title for main request, not subrequests */ |
| 61a0d838 AM |
53 | if (r->main) |
| 54 | return OK; | |
| 55 | apache_setproctitle(r->server->server_hostname); | |
| 56 | return OK; | |
| 57 | } | |
| 58 | ||
| 59 | static int apache_proctitle_exit (request_rec *r) { | |
| 60 | apache_setproctitle(NULL); | |
| 61 | return OK; | |
| 62 | } | |
| 63 | ||
| 64 | static int apache_proctitle_init (apr_pool_t *p, apr_pool_t *plog, apr_pool_t *ptemp, server_rec *s) { | |
| 65 | char **symbol=NULL; | |
| 66 | if(!proctitle_argv) { | |
| 67 | symbol=dlsym(NULL,"ap_server_argv0"); | |
| 68 | if (symbol) | |
| 69 | proctitle_argv=*symbol; | |
| 70 | title_progname_full = strdup(proctitle_argv); | |
| 71 | if (!title_progname_full) | |
| 72 | proctitle_argv = NULL; | |
| 73 | } | |
| 74 | return OK; | |
| 75 | } | |
| 76 | ||
| 77 | static void register_hooks (apr_pool_t *p) { | |
| 78 | ap_hook_post_config (apache_proctitle_init, NULL, NULL, APR_HOOK_MIDDLE); | |
| 79 | ap_hook_access_checker(apache_proctitle_enter, NULL, NULL, APR_HOOK_FIRST); | |
| 80 | ap_hook_log_transaction(apache_proctitle_exit, NULL, NULL, APR_HOOK_LAST); | |
| 81 | } | |
| 82 | ||
| 83 | module AP_MODULE_DECLARE_DATA proctitle_module = { | |
| 84 | STANDARD20_MODULE_STUFF, | |
| 85 | NULL, /* dir config creater */ | |
| 86 | NULL, /* dir merger --- default is to override */ | |
| 87 | NULL, /* server config */ | |
| 88 | NULL, /* merge server config */ | |
| 89 | NULL, /* command table */ | |
| 90 | register_hooks /* register hooks */ | |
| 91 | }; |