diff options
Diffstat (limited to 'debuginfod/debuginfod.cxx')
| -rw-r--r-- | debuginfod/debuginfod.cxx | 185 |
1 files changed, 118 insertions, 67 deletions
diff --git a/debuginfod/debuginfod.cxx b/debuginfod/debuginfod.cxx index 45981d8d..521cb529 100644 --- a/debuginfod/debuginfod.cxx +++ b/debuginfod/debuginfod.cxx @@ -376,6 +376,8 @@ static const struct argp_option options[] = prefetch cache.", 0}, #define ARGP_KEY_FORWARDED_TTL_LIMIT 0x1007 {"forwarded-ttl-limit", ARGP_KEY_FORWARDED_TTL_LIMIT, "NUM", 0, "Limit of X-Forwarded-For hops, default 8.", 0}, +#define ARGP_KEY_PASSIVE 0x1008 + { "passive", ARGP_KEY_PASSIVE, NULL, 0, "Do not scan or groom, read-only database.", 0 }, { NULL, 0, NULL, 0, NULL, 0 }, }; @@ -425,6 +427,7 @@ static long fdcache_prefetch_mbs; static long fdcache_prefetch_fds; static unsigned forwarded_ttl_limit = 8; static string tmpdir; +static bool passive_p = false; static void set_metric(const string& key, double value); // static void inc_metric(const string& key); @@ -524,36 +527,56 @@ parse_opt (int key, char *arg, } break; case 'L': + if (passive_p) + argp_failure(state, 1, EINVAL, "-L option inconsistent with passive mode"); traverse_logical = true; break; - case 'D': extra_ddl.push_back(string(arg)); break; + case 'D': + if (passive_p) + argp_failure(state, 1, EINVAL, "-D option inconsistent with passive mode"); + extra_ddl.push_back(string(arg)); + break; case 't': + if (passive_p) + argp_failure(state, 1, EINVAL, "-t option inconsistent with passive mode"); rescan_s = (unsigned) atoi(arg); break; case 'g': + if (passive_p) + argp_failure(state, 1, EINVAL, "-g option inconsistent with passive mode"); groom_s = (unsigned) atoi(arg); break; case 'G': + if (passive_p) + argp_failure(state, 1, EINVAL, "-G option inconsistent with passive mode"); maxigroom = true; break; case 'c': + if (passive_p) + argp_failure(state, 1, EINVAL, "-c option inconsistent with passive mode"); concurrency = (unsigned) atoi(arg); if (concurrency < 1) concurrency = 1; break; case 'I': // NB: no problem with unconditional free here - an earlier failed regcomp would exit program + if (passive_p) + argp_failure(state, 1, EINVAL, "-I option inconsistent with passive mode"); regfree (&file_include_regex); rc = regcomp (&file_include_regex, arg, REG_EXTENDED|REG_NOSUB); if (rc != 0) argp_failure(state, 1, EINVAL, "regular expression"); break; case 'X': + if (passive_p) + argp_failure(state, 1, EINVAL, "-X option inconsistent with passive mode"); regfree (&file_exclude_regex); rc = regcomp (&file_exclude_regex, arg, REG_EXTENDED|REG_NOSUB); if (rc != 0) argp_failure(state, 1, EINVAL, "regular expression"); break; case 'r': + if (passive_p) + argp_failure(state, 1, EINVAL, "-r option inconsistent with passive mode"); regex_groom = true; break; case ARGP_KEY_FDCACHE_FDS: @@ -586,6 +609,15 @@ parse_opt (int key, char *arg, if ( fdcache_prefetch_mbs < 0) argp_failure(state, 1, EINVAL, "fdcache prefetch mbs"); break; + case ARGP_KEY_PASSIVE: + passive_p = true; + if (source_paths.size() > 0 + || maxigroom + || extra_ddl.size() > 0 + || traverse_logical) + // other conflicting options tricky to check + argp_failure(state, 1, EINVAL, "inconsistent options with passive mode"); + break; // case 'h': argp_state_help (state, stderr, ARGP_HELP_LONG|ARGP_HELP_EXIT_OK); default: return ARGP_ERR_UNKNOWN; } @@ -3732,22 +3764,25 @@ main (int argc, char *argv[]) (void) signal (SIGUSR2, sigusr2_handler); // end-user /* Get database ready. */ - rc = sqlite3_open_v2 (db_path.c_str(), &db, (SQLITE_OPEN_READWRITE - |SQLITE_OPEN_URI - |SQLITE_OPEN_PRIVATECACHE - |SQLITE_OPEN_CREATE - |SQLITE_OPEN_FULLMUTEX), /* thread-safe */ - NULL); - if (rc == SQLITE_CORRUPT) - { - (void) unlink (db_path.c_str()); - error (EXIT_FAILURE, 0, - "cannot open %s, deleted database: %s", db_path.c_str(), sqlite3_errmsg(db)); - } - else if (rc) - { - error (EXIT_FAILURE, 0, - "cannot open %s, consider deleting database: %s", db_path.c_str(), sqlite3_errmsg(db)); + if (! passive_p) + { + rc = sqlite3_open_v2 (db_path.c_str(), &db, (SQLITE_OPEN_READWRITE + |SQLITE_OPEN_URI + |SQLITE_OPEN_PRIVATECACHE + |SQLITE_OPEN_CREATE + |SQLITE_OPEN_FULLMUTEX), /* thread-safe */ + NULL); + if (rc == SQLITE_CORRUPT) + { + (void) unlink (db_path.c_str()); + error (EXIT_FAILURE, 0, + "cannot open %s, deleted database: %s", db_path.c_str(), sqlite3_errmsg(db)); + } + else if (rc) + { + error (EXIT_FAILURE, 0, + "cannot open %s, consider deleting database: %s", db_path.c_str(), sqlite3_errmsg(db)); + } } // open the readonly query variant @@ -3765,8 +3800,10 @@ main (int argc, char *argv[]) } - obatched(clog) << "opened database " << db_path << endl; + obatched(clog) << "opened database " << db_path + << (db?" rw":"") << (dbq?" ro":"") << endl; obatched(clog) << "sqlite version " << sqlite3_version << endl; + obatched(clog) << "service mode " << (passive_p ? "passive":"active") << endl; // add special string-prefix-similarity function used in rpm sref/sdef resolution rc = sqlite3_create_function(dbq, "sharedprefix", 2, SQLITE_UTF8, NULL, @@ -3775,13 +3812,16 @@ main (int argc, char *argv[]) error (EXIT_FAILURE, 0, "cannot create sharedprefix function: %s", sqlite3_errmsg(dbq)); - if (verbose > 3) - obatched(clog) << "ddl: " << DEBUGINFOD_SQLITE_DDL << endl; - rc = sqlite3_exec (db, DEBUGINFOD_SQLITE_DDL, NULL, NULL, NULL); - if (rc != SQLITE_OK) + if (! passive_p) { - error (EXIT_FAILURE, 0, - "cannot run database schema ddl: %s", sqlite3_errmsg(db)); + if (verbose > 3) + obatched(clog) << "ddl: " << DEBUGINFOD_SQLITE_DDL << endl; + rc = sqlite3_exec (db, DEBUGINFOD_SQLITE_DDL, NULL, NULL, NULL); + if (rc != SQLITE_OK) + { + error (EXIT_FAILURE, 0, + "cannot run database schema ddl: %s", sqlite3_errmsg(db)); + } } // Start httpd server threads. Separate pool for IPv4 and IPv6, in @@ -3845,27 +3885,31 @@ main (int argc, char *argv[]) } // run extra -D sql if given - for (auto&& i: extra_ddl) - { - if (verbose > 1) - obatched(clog) << "extra ddl:\n" << i << endl; - rc = sqlite3_exec (db, i.c_str(), NULL, NULL, NULL); - if (rc != SQLITE_OK && rc != SQLITE_DONE && rc != SQLITE_ROW) - error (0, 0, - "warning: cannot run database extra ddl %s: %s", i.c_str(), sqlite3_errmsg(db)); - } - - if (maxigroom) - obatched(clog) << "maxigroomed database" << endl; + if (! passive_p) + for (auto&& i: extra_ddl) + { + if (verbose > 1) + obatched(clog) << "extra ddl:\n" << i << endl; + rc = sqlite3_exec (db, i.c_str(), NULL, NULL, NULL); + if (rc != SQLITE_OK && rc != SQLITE_DONE && rc != SQLITE_ROW) + error (0, 0, + "warning: cannot run database extra ddl %s: %s", i.c_str(), sqlite3_errmsg(db)); + + if (maxigroom) + obatched(clog) << "maxigroomed database" << endl; + } - obatched(clog) << "search concurrency " << concurrency << endl; - obatched(clog) << "rescan time " << rescan_s << endl; + if (! passive_p) + obatched(clog) << "search concurrency " << concurrency << endl; + if (! passive_p) + obatched(clog) << "rescan time " << rescan_s << endl; obatched(clog) << "fdcache fds " << fdcache_fds << endl; obatched(clog) << "fdcache mbs " << fdcache_mbs << endl; obatched(clog) << "fdcache prefetch " << fdcache_prefetch << endl; obatched(clog) << "fdcache tmpdir " << tmpdir << endl; obatched(clog) << "fdcache tmpdir min% " << fdcache_mintmp << endl; - obatched(clog) << "groom time " << groom_s << endl; + if (! passive_p) + obatched(clog) << "groom time " << groom_s << endl; obatched(clog) << "prefetch fds " << fdcache_prefetch_fds << endl; obatched(clog) << "prefetch mbs " << fdcache_prefetch_mbs << endl; obatched(clog) << "forwarded ttl limit " << forwarded_ttl_limit << endl; @@ -3873,7 +3917,7 @@ main (int argc, char *argv[]) if (scan_archives.size()>0) { obatched ob(clog); - auto& o = ob << "scanning archive types "; + auto& o = ob << "accepting archive types "; for (auto&& arch : scan_archives) o << arch.first << "(" << arch.second << ") "; o << endl; @@ -3884,37 +3928,40 @@ main (int argc, char *argv[]) vector<pthread_t> all_threads; - pthread_t pt; - rc = pthread_create (& pt, NULL, thread_main_groom, NULL); - if (rc) - error (EXIT_FAILURE, rc, "cannot spawn thread to groom database\n"); - else + if (! passive_p) { -#ifdef HAVE_PTHREAD_SETNAME_NP - (void) pthread_setname_np (pt, "groom"); -#endif - all_threads.push_back(pt); - } - - if (scan_files || scan_archives.size() > 0) - { - rc = pthread_create (& pt, NULL, thread_main_fts_source_paths, NULL); + pthread_t pt; + rc = pthread_create (& pt, NULL, thread_main_groom, NULL); if (rc) - error (EXIT_FAILURE, rc, "cannot spawn thread to traverse source paths\n"); + error (EXIT_FAILURE, rc, "cannot spawn thread to groom database\n"); + else + { #ifdef HAVE_PTHREAD_SETNAME_NP - (void) pthread_setname_np (pt, "traverse"); + (void) pthread_setname_np (pt, "groom"); #endif - all_threads.push_back(pt); + all_threads.push_back(pt); + } - for (unsigned i=0; i<concurrency; i++) + if (scan_files || scan_archives.size() > 0) { - rc = pthread_create (& pt, NULL, thread_main_scanner, NULL); + rc = pthread_create (& pt, NULL, thread_main_fts_source_paths, NULL); if (rc) - error (EXIT_FAILURE, rc, "cannot spawn thread to scan source files / archives\n"); + error (EXIT_FAILURE, rc, "cannot spawn thread to traverse source paths\n"); #ifdef HAVE_PTHREAD_SETNAME_NP - (void) pthread_setname_np (pt, "scan"); + (void) pthread_setname_np (pt, "traverse"); #endif all_threads.push_back(pt); + + for (unsigned i=0; i<concurrency; i++) + { + rc = pthread_create (& pt, NULL, thread_main_scanner, NULL); + if (rc) + error (EXIT_FAILURE, rc, "cannot spawn thread to scan source files / archives\n"); +#ifdef HAVE_PTHREAD_SETNAME_NP + (void) pthread_setname_np (pt, "scan"); +#endif + all_threads.push_back(pt); + } } } @@ -3936,12 +3983,15 @@ main (int argc, char *argv[]) if (d4) MHD_stop_daemon (d4); if (d6) MHD_stop_daemon (d6); - /* With all threads known dead, we can clean up the global resources. */ - rc = sqlite3_exec (db, DEBUGINFOD_SQLITE_CLEANUP_DDL, NULL, NULL, NULL); - if (rc != SQLITE_OK) + if (! passive_p) { - error (0, 0, - "warning: cannot run database cleanup ddl: %s", sqlite3_errmsg(db)); + /* With all threads known dead, we can clean up the global resources. */ + rc = sqlite3_exec (db, DEBUGINFOD_SQLITE_CLEANUP_DDL, NULL, NULL, NULL); + if (rc != SQLITE_OK) + { + error (0, 0, + "warning: cannot run database cleanup ddl: %s", sqlite3_errmsg(db)); + } } // NB: no problem with unconditional free here - an earlier failed regcomp would exit program @@ -3952,7 +4002,8 @@ main (int argc, char *argv[]) sqlite3 *databaseq = dbq; db = dbq = 0; // for signal_handler not to freak (void) sqlite3_close (databaseq); - (void) sqlite3_close (database); + if (! passive_p) + (void) sqlite3_close (database); return 0; } |