diff options
Diffstat (limited to 'source4/cluster/ctdb/direct/ctdbd.c')
| -rw-r--r-- | source4/cluster/ctdb/direct/ctdbd.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/source4/cluster/ctdb/direct/ctdbd.c b/source4/cluster/ctdb/direct/ctdbd.c new file mode 100644 index 0000000000..700416e5e9 --- /dev/null +++ b/source4/cluster/ctdb/direct/ctdbd.c @@ -0,0 +1,157 @@ +/* + standalone ctdb daemon + + Copyright (C) Andrew Tridgell 2006 + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +#include "includes.h" +#include "lib/events/events.h" +#include "system/filesys.h" +#include "popt.h" +#include "system/wait.h" + +static void block_signal(int signum) +{ + struct sigaction act; + + memset(&act, 0, sizeof(act)); + + act.sa_handler = SIG_IGN; + sigemptyset(&act.sa_mask); + sigaddset(&act.sa_mask, signum); + sigaction(signum, &act, NULL); +} + + +/* + main program +*/ +int main(int argc, const char *argv[]) +{ + struct ctdb_context *ctdb; + const char *nlist = NULL; + const char *transport = "tcp"; + const char *myaddress = NULL; + int self_connect=0; + int daemon_mode=0; + const char *db_list = "test.tdb"; + char *s, *tok; + + struct poptOption popt_options[] = { + POPT_AUTOHELP + { "nlist", 0, POPT_ARG_STRING, &nlist, 0, "node list file", "filename" }, + { "listen", 0, POPT_ARG_STRING, &myaddress, 0, "address to listen on", "address" }, + { "transport", 0, POPT_ARG_STRING, &transport, 0, "protocol transport", NULL }, + { "self-connect", 0, POPT_ARG_NONE, &self_connect, 0, "enable self connect", "boolean" }, + { "daemon", 0, POPT_ARG_NONE, &daemon_mode, 0, "spawn a ctdb daemon", "boolean" }, + { "dblist", 0, POPT_ARG_STRING, &db_list, 0, "list of databases", NULL }, + POPT_TABLEEND + }; + int opt; + const char **extra_argv; + int extra_argc = 0; + int ret; + poptContext pc; + struct event_context *ev; + + pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST); + + while ((opt = poptGetNextOpt(pc)) != -1) { + switch (opt) { + default: + fprintf(stderr, "Invalid option %s: %s\n", + poptBadOption(pc, 0), poptStrerror(opt)); + exit(1); + } + } + + /* setup the remaining options for the main program to use */ + extra_argv = poptGetArgs(pc); + if (extra_argv) { + extra_argv++; + while (extra_argv[extra_argc]) extra_argc++; + } + + if (nlist == NULL || myaddress == NULL) { + printf("You must provide a node list with --nlist and an address with --listen\n"); + exit(1); + } + + block_signal(SIGPIPE); + + ev = event_context_init(NULL); + + /* initialise ctdb */ + ctdb = ctdb_init(ev); + if (ctdb == NULL) { + printf("Failed to init ctdb\n"); + exit(1); + } + + if (self_connect) { + ctdb_set_flags(ctdb, CTDB_FLAG_SELF_CONNECT); + } + if (daemon_mode) { + ctdb_set_flags(ctdb, CTDB_FLAG_DAEMON_MODE); + } + + ret = ctdb_set_transport(ctdb, transport); + if (ret == -1) { + printf("ctdb_set_transport failed - %s\n", ctdb_errstr(ctdb)); + exit(1); + } + + /* tell ctdb what address to listen on */ + ret = ctdb_set_address(ctdb, myaddress); + if (ret == -1) { + printf("ctdb_set_address failed - %s\n", ctdb_errstr(ctdb)); + exit(1); + } + + /* tell ctdb what nodes are available */ + ret = ctdb_set_nlist(ctdb, nlist); + if (ret == -1) { + printf("ctdb_set_nlist failed - %s\n", ctdb_errstr(ctdb)); + exit(1); + } + + /* attach to the list of databases */ + s = talloc_strdup(ctdb, db_list); + for (tok=strtok(s, ", "); tok; tok=strtok(NULL, ", ")) { + struct ctdb_db_context *ctdb_db; + ctdb_db = ctdb_attach(ctdb, tok, TDB_DEFAULT, + O_RDWR|O_CREAT|O_TRUNC, 0666); + if (!ctdb_db) { + printf("ctdb_attach to '%s'failed - %s\n", tok, + ctdb_errstr(ctdb)); + exit(1); + } + printf("Attached to database '%s'\n", tok); + } + + /* start the protocol running */ + ret = ctdb_start(ctdb); + +/* event_loop_wait(ev);*/ + while (1) { + event_loop_once(ev); + } + + /* shut it down */ + talloc_free(ev); + return 0; +} |