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/* |
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* Copyright (c) 2007, OmniTI Computer Consulting, Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials provided |
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* with the distribution. |
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* * Neither the name OmniTI Computer Consulting, Inc. nor the names |
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* of its contributors may be used to endorse or promote products |
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* derived from this software without specific prior written |
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* permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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|
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#include "noit_defines.h" |
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#include "eventer/eventer.h" |
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#include "noit_conf.h" |
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#include "utils/noit_hash.h" |
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#include "utils/noit_log.h" |
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#include "utils/noit_getip.h" |
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#include "noit_jlog_listener.h" |
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#include "noit_rest.h" |
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#include "stratcon_datastore.h" |
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#include "stratcon_jlog_streamer.h" |
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43 |
#include "stratcon_iep.h" |
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|
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#include <unistd.h> |
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#include <assert.h> |
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#include <errno.h> |
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#include <sys/types.h> |
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#include <sys/socket.h> |
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#ifdef HAVE_SYS_FILIO_H |
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#include <sys/filio.h> |
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#endif |
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#include <netinet/in.h> |
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#include <sys/un.h> |
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#include <arpa/inet.h> |
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56 |
|
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pthread_mutex_t noits_lock; |
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noit_hash_table noits = NOIT_HASH_EMPTY; |
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pthread_mutex_t noit_ip_by_cn_lock; |
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noit_hash_table noit_ip_by_cn = NOIT_HASH_EMPTY; |
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static uuid_t self_stratcon_id; |
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static char self_stratcon_hostname[256] = "\0"; |
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63 |
static struct sockaddr_in self_stratcon_ip; |
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64 |
|
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static struct timeval DEFAULT_NOIT_PERIOD_TV = { 5UL, 0UL }; |
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|
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67 |
static void noit_connection_initiate_connection(noit_connection_ctx_t *ctx); |
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68 |
|
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static const char *feed_type_to_str(int jlog_feed_cmd) { |
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switch(jlog_feed_cmd) { |
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case NOIT_JLOG_DATA_FEED: return "durable/storage"; |
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case NOIT_JLOG_DATA_TEMP_FEED: return "transient/iep"; |
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} |
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return "unknown"; |
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75 |
} |
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76 |
|
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static int |
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remote_str_sort(const void *a, const void *b) { |
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int rv; |
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noit_connection_ctx_t * const *actx = a; |
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noit_connection_ctx_t * const *bctx = b; |
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jlog_streamer_ctx_t *ajctx = (*actx)->consumer_ctx; |
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jlog_streamer_ctx_t *bjctx = (*bctx)->consumer_ctx; |
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rv = strcmp((*actx)->remote_str, (*bctx)->remote_str); |
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if(rv) return rv; |
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return (ajctx->jlog_feed_cmd < bjctx->jlog_feed_cmd) ? -1 : |
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((ajctx->jlog_feed_cmd == bjctx->jlog_feed_cmd) ? 0 : 1); |
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} |
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static void |
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nc_print_noit_conn_brief(noit_console_closure_t ncct, |
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noit_connection_ctx_t *ctx) { |
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jlog_streamer_ctx_t *jctx = ctx->consumer_ctx; |
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struct timeval now, diff, session_duration; |
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const char *feedtype = "unknown"; |
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const char *lasttime = "never"; |
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if(ctx->last_connect.tv_sec != 0) { |
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char cmdbuf[4096]; |
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time_t r = ctx->last_connect.tv_sec; |
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struct tm tbuf, *tm; |
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tm = gmtime_r(&r, &tbuf); |
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strftime(cmdbuf, sizeof(cmdbuf), "%Y-%m-%d %H:%M:%S UTC", tm); |
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lasttime = cmdbuf; |
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} |
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nc_printf(ncct, "%s [%s]:\n\tLast connect: %s\n", ctx->remote_str, |
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ctx->remote_cn ? "connected" : |
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(ctx->retry_event ? "disconnected" : |
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"connecting"), lasttime); |
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if(ctx->e) { |
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char buff[128]; |
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const char *addrstr = NULL; |
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struct sockaddr_in6 addr6; |
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socklen_t len = sizeof(addr6); |
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if(getsockname(ctx->e->fd, (struct sockaddr *)&addr6, &len) == 0) { |
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unsigned short port = 0; |
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if(addr6.sin6_family == AF_INET) { |
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addrstr = inet_ntop(addr6.sin6_family, |
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&((struct sockaddr_in *)&addr6)->sin_addr, |
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buff, sizeof(buff)); |
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port = ntohs(((struct sockaddr_in *)&addr6)->sin_port); |
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} |
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else if(addr6.sin6_family == AF_INET6) { |
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addrstr = inet_ntop(addr6.sin6_family, &addr6.sin6_addr, |
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buff, sizeof(buff)); |
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port = ntohs(addr6.sin6_port); |
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} |
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if(addrstr != NULL) |
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nc_printf(ncct, "\tLocal address is %s:%u\n", buff, port); |
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else |
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nc_printf(ncct, "\tLocal address not interpretable\n"); |
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} |
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else { |
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nc_printf(ncct, "\tLocal address error[%d]: %s\n", |
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ctx->e->fd, strerror(errno)); |
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} |
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} |
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feedtype = feed_type_to_str(ntohl(jctx->jlog_feed_cmd)); |
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nc_printf(ncct, "\tJLog event streamer [%s]\n", feedtype); |
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gettimeofday(&now, NULL); |
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if(ctx->retry_event) { |
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sub_timeval(ctx->retry_event->whence, now, &diff); |
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nc_printf(ncct, "\tNext attempt in %lld.%06us\n", |
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(long long)diff.tv_sec, (unsigned int) diff.tv_usec); |
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} |
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144 |
else if(ctx->remote_cn) { |
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nc_printf(ncct, "\tRemote CN: '%s'\n", |
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ctx->remote_cn ? ctx->remote_cn : "???"); |
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if(ctx->consumer_callback == stratcon_jlog_recv_handler) { |
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struct timeval last; |
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double session_duration_seconds; |
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const char *state = "unknown"; |
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|
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switch(jctx->state) { |
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case JLOG_STREAMER_WANT_INITIATE: state = "initiate"; break; |
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case JLOG_STREAMER_WANT_COUNT: state = "waiting for next batch"; break; |
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case JLOG_STREAMER_WANT_ERROR: state = "waiting for error"; break; |
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case JLOG_STREAMER_WANT_HEADER: state = "reading header"; break; |
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case JLOG_STREAMER_WANT_BODY: state = "reading body"; break; |
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case JLOG_STREAMER_IS_ASYNC: state = "asynchronously processing"; break; |
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case JLOG_STREAMER_WANT_CHKPT: state = "checkpointing"; break; |
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} |
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last.tv_sec = jctx->header.tv_sec; |
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last.tv_usec = jctx->header.tv_usec; |
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sub_timeval(now, last, &diff); |
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sub_timeval(now, ctx->last_connect, &session_duration); |
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session_duration_seconds = session_duration.tv_sec + |
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(double)session_duration.tv_usec/1000000.0; |
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nc_printf(ncct, "\tState: %s\n" |
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"\tNext checkpoint: [%08x:%08x]\n" |
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"\tLast event: %lld.%06us ago\n" |
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"\tEvents this session: %llu (%0.2f/s)\n" |
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"\tOctets this session: %llu (%0.2f/s)\n", |
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state, |
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jctx->header.chkpt.log, jctx->header.chkpt.marker, |
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(long long)diff.tv_sec, (unsigned int)diff.tv_usec, |
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jctx->total_events, |
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(double)jctx->total_events/session_duration_seconds, |
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jctx->total_bytes_read, |
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(double)jctx->total_bytes_read/session_duration_seconds); |
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} |
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else { |
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nc_printf(ncct, "\tUnknown type.\n"); |
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} |
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} |
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} |
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|
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jlog_streamer_ctx_t * |
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stratcon_jlog_streamer_datastore_ctx_alloc(void) { |
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jlog_streamer_ctx_t *ctx; |
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ctx = stratcon_jlog_streamer_ctx_alloc(); |
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ctx->jlog_feed_cmd = htonl(NOIT_JLOG_DATA_FEED); |
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ctx->push = stratcon_datastore_push; |
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return ctx; |
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} |
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jlog_streamer_ctx_t * |
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stratcon_jlog_streamer_ctx_alloc(void) { |
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jlog_streamer_ctx_t *ctx; |
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ctx = calloc(1, sizeof(*ctx)); |
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return ctx; |
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} |
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noit_connection_ctx_t * |
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noit_connection_ctx_alloc(void) { |
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noit_connection_ctx_t *ctx, **pctx; |
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ctx = calloc(1, sizeof(*ctx)); |
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ctx->refcnt = 1; |
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pctx = malloc(sizeof(*pctx)); |
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*pctx = ctx; |
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pthread_mutex_lock(&noits_lock); |
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noit_hash_store(&noits, (const char *)pctx, sizeof(*pctx), ctx); |
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209 |
pthread_mutex_unlock(&noits_lock); |
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return ctx; |
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} |
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int |
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213 |
noit_connection_reinitiate(eventer_t e, int mask, void *closure, |
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struct timeval *now) { |
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noit_connection_ctx_t *ctx = closure; |
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ctx->retry_event = NULL; |
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noit_connection_initiate_connection(closure); |
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218 |
return 0; |
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} |
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220 |
void |
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221 |
noit_connection_schedule_reattempt(noit_connection_ctx_t *ctx, |
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struct timeval *now) { |
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223 |
struct timeval __now, interval; |
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224 |
const char *v; |
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225 |
u_int32_t min_interval = 1000, max_interval = 8000; |
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226 |
|
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227 |
noit_connection_disable_timeout(ctx); |
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if(ctx->remote_cn) { |
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229 |
free(ctx->remote_cn); |
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230 |
ctx->remote_cn = NULL; |
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231 |
} |
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232 |
if(noit_hash_retr_str(ctx->config, |
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"reconnect_initial_interval", |
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234 |
strlen("reconnect_initial_interval"), |
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235 |
&v)) { |
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236 |
min_interval = MAX(atoi(v), 100); /* .1 second minimum */ |
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237 |
} |
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238 |
if(noit_hash_retr_str(ctx->config, |
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"reconnect_maximum_interval", |
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240 |
strlen("reconnect_maximum_interval"), |
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241 |
&v)) { |
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242 |
max_interval = MIN(atoi(v), 3600*1000); /* 1 hour maximum */ |
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243 |
} |
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244 |
if(ctx->current_backoff == 0) ctx->current_backoff = min_interval; |
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else { |
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246 |
ctx->current_backoff *= 2; |
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247 |
ctx->current_backoff = MAX(min_interval, ctx->current_backoff); |
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248 |
ctx->current_backoff = MIN(max_interval, ctx->current_backoff); |
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249 |
} |
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250 |
if(!now) { |
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251 |
gettimeofday(&__now, NULL); |
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252 |
now = &__now; |
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253 |
} |
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254 |
interval.tv_sec = ctx->current_backoff / 1000; |
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255 |
interval.tv_usec = (ctx->current_backoff % 1000) * 1000; |
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256 |
noitL(noit_debug, "Next jlog_streamer attempt in %ums\n", |
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257 |
ctx->current_backoff); |
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258 |
if(ctx->retry_event) |
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259 |
eventer_remove(ctx->retry_event); |
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260 |
else |
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261 |
ctx->retry_event = eventer_alloc(); |
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262 |
ctx->retry_event->callback = noit_connection_reinitiate; |
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263 |
ctx->retry_event->closure = ctx; |
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264 |
ctx->retry_event->mask = EVENTER_TIMER; |
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265 |
add_timeval(*now, interval, &ctx->retry_event->whence); |
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266 |
eventer_add(ctx->retry_event); |
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267 |
} |
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268 |
static void |
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269 |
noit_connection_ctx_free(noit_connection_ctx_t *ctx) { |
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270 |
if(ctx->remote_cn) free(ctx->remote_cn); |
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271 |
if(ctx->remote_str) free(ctx->remote_str); |
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272 |
if(ctx->retry_event) { |
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273 |
eventer_remove(ctx->retry_event); |
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274 |
eventer_free(ctx->retry_event); |
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275 |
} |
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276 |
if(ctx->timeout_event) { |
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277 |
eventer_remove(ctx->timeout_event); |
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278 |
eventer_free(ctx->timeout_event); |
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279 |
} |
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280 |
ctx->consumer_free(ctx->consumer_ctx); |
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281 |
free(ctx); |
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282 |
} |
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283 |
void |
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284 |
noit_connection_ctx_deref(noit_connection_ctx_t *ctx) { |
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285 |
if(noit_atomic_dec32(&ctx->refcnt) == 0) |
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286 |
noit_connection_ctx_free(ctx); |
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287 |
} |
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288 |
void |
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289 |
noit_connection_ctx_dealloc(noit_connection_ctx_t *ctx) { |
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290 |
noit_connection_ctx_t **pctx = &ctx; |
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291 |
pthread_mutex_lock(&noits_lock); |
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292 |
noit_hash_delete(&noits, (const char *)pctx, sizeof(*pctx), |
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293 |
free, (void (*)(void *))noit_connection_ctx_deref); |
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294 |
pthread_mutex_unlock(&noits_lock); |
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295 |
} |
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296 |
void |
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297 |
jlog_streamer_ctx_free(void *cl) { |
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298 |
jlog_streamer_ctx_t *ctx = cl; |
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299 |
if(ctx->buffer) free(ctx->buffer); |
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300 |
free(ctx); |
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301 |
} |
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302 |
|
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303 |
#define Eread(a,b) e->opset->read(e->fd, (a), (b), &mask, e) |
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304 |
static int |
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305 |
__read_on_ctx(eventer_t e, jlog_streamer_ctx_t *ctx, int *newmask) { |
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306 |
int len, mask; |
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307 |
while(ctx->bytes_read < ctx->bytes_expected) { |
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308 |
len = Eread(ctx->buffer + ctx->bytes_read, |
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309 |
ctx->bytes_expected - ctx->bytes_read); |
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310 |
if(len < 0) { |
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311 |
*newmask = mask; |
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312 |
return -1; |
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313 |
} |
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314 |
/* if we get 0 inside SSL, and there was a real error, we |
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315 |
* will actually get a -1 here. |
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316 |
* if(len == 0) return ctx->bytes_read; |
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317 |
*/ |
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318 |
ctx->total_bytes_read += len; |
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319 |
ctx->bytes_read += len; |
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320 |
} |
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321 |
assert(ctx->bytes_read == ctx->bytes_expected); |
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322 |
return ctx->bytes_read; |
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323 |
} |
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324 |
#define FULLREAD(e,ctx,size) do { \ |
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325 |
int mask, len; \ |
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326 |
if(!ctx->bytes_expected) { \ |
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327 |
ctx->bytes_expected = size; \ |
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328 |
if(ctx->buffer) free(ctx->buffer); \ |
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329 |
ctx->buffer = malloc(size + 1); \ |
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330 |
if(ctx->buffer == NULL) { \ |
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331 |
noitL(noit_error, "malloc(%lu) failed.\n", (long unsigned int)size + 1); \ |
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332 |
goto socket_error; \ |
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333 |
} \ |
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334 |
ctx->buffer[size] = '\0'; \ |
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335 |
} \ |
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336 |
len = __read_on_ctx(e, ctx, &mask); \ |
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337 |
if(len < 0) { \ |
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338 |
if(errno == EAGAIN) return mask | EVENTER_EXCEPTION; \ |
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339 |
noitL(noit_error, "[%s] SSL read error: %s\n", nctx->remote_str, strerror(errno)); \ |
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340 |
goto socket_error; \ |
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341 |
} \ |
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342 |
ctx->bytes_read = 0; \ |
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343 |
ctx->bytes_expected = 0; \ |
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344 |
if(len != size) { \ |
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345 |
noitL(noit_error, "[%s] SSL short read [%d] (%d/%lu). Reseting connection.\n", \ |
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346 |
nctx->remote_str, ctx->state, len, (long unsigned int)size); \ |
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347 |
goto socket_error; \ |
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348 |
} \ |
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349 |
} while(0) |
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350 |
|
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351 |
int |
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352 |
noit_connection_session_timeout(eventer_t e, int mask, void *closure, |
---|
353 |
struct timeval *now) { |
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354 |
noit_connection_ctx_t *nctx = closure; |
---|
355 |
eventer_t fde = nctx->e; |
---|
356 |
nctx->timeout_event = NULL; |
---|
357 |
noitL(noit_error, "Timing out jlog session: %s\n", |
---|
358 |
nctx->remote_cn ? nctx->remote_cn : "(null)"); |
---|
359 |
if(fde) |
---|
360 |
eventer_trigger(fde, EVENTER_EXCEPTION); |
---|
361 |
return 0; |
---|
362 |
} |
---|
363 |
int |
---|
364 |
stratcon_jlog_recv_handler(eventer_t e, int mask, void *closure, |
---|
365 |
struct timeval *now) { |
---|
366 |
noit_connection_ctx_t *nctx = closure; |
---|
367 |
jlog_streamer_ctx_t *ctx = nctx->consumer_ctx; |
---|
368 |
jlog_streamer_ctx_t dummy; |
---|
369 |
int len; |
---|
370 |
jlog_id n_chkpt; |
---|
371 |
|
---|
372 |
if(mask & EVENTER_EXCEPTION || nctx->wants_shutdown) { |
---|
373 |
if(write(e->fd, e, 0) == -1) |
---|
374 |
noitL(noit_error, "socket error: %s\n", strerror(errno)); |
---|
375 |
socket_error: |
---|
376 |
ctx->state = JLOG_STREAMER_WANT_INITIATE; |
---|
377 |
ctx->count = 0; |
---|
378 |
ctx->needs_chkpt = 0; |
---|
379 |
ctx->bytes_read = 0; |
---|
380 |
ctx->bytes_expected = 0; |
---|
381 |
if(ctx->buffer) free(ctx->buffer); |
---|
382 |
ctx->buffer = NULL; |
---|
383 |
noit_connection_schedule_reattempt(nctx, now); |
---|
384 |
eventer_remove_fd(e->fd); |
---|
385 |
nctx->e = NULL; |
---|
386 |
e->opset->close(e->fd, &mask, e); |
---|
387 |
return 0; |
---|
388 |
} |
---|
389 |
|
---|
390 |
noit_connection_update_timeout(nctx); |
---|
391 |
while(1) { |
---|
392 |
switch(ctx->state) { |
---|
393 |
case JLOG_STREAMER_WANT_INITIATE: |
---|
394 |
len = e->opset->write(e->fd, &ctx->jlog_feed_cmd, |
---|
395 |
sizeof(ctx->jlog_feed_cmd), |
---|
396 |
&mask, e); |
---|
397 |
if(len < 0) { |
---|
398 |
if(errno == EAGAIN) return mask | EVENTER_EXCEPTION; |
---|
399 |
goto socket_error; |
---|
400 |
} |
---|
401 |
if(len != sizeof(ctx->jlog_feed_cmd)) { |
---|
402 |
noitL(noit_error, "short write [%d/%d] on initiating stream.\n", |
---|
403 |
(int)len, (int)sizeof(ctx->jlog_feed_cmd)); |
---|
404 |
goto socket_error; |
---|
405 |
} |
---|
406 |
ctx->state = JLOG_STREAMER_WANT_COUNT; |
---|
407 |
break; |
---|
408 |
|
---|
409 |
case JLOG_STREAMER_WANT_ERROR: |
---|
410 |
FULLREAD(e, ctx, 0 - ctx->count); |
---|
411 |
noitL(noit_error, "[%s] %.*s\n", nctx->remote_str, |
---|
412 |
0 - ctx->count, ctx->buffer); |
---|
413 |
free(ctx->buffer); ctx->buffer = NULL; |
---|
414 |
goto socket_error; |
---|
415 |
break; |
---|
416 |
|
---|
417 |
case JLOG_STREAMER_WANT_COUNT: |
---|
418 |
FULLREAD(e, ctx, sizeof(u_int32_t)); |
---|
419 |
memcpy(&dummy.count, ctx->buffer, sizeof(u_int32_t)); |
---|
420 |
ctx->count = ntohl(dummy.count); |
---|
421 |
ctx->needs_chkpt = 0; |
---|
422 |
free(ctx->buffer); ctx->buffer = NULL; |
---|
423 |
if(ctx->count < 0) |
---|
424 |
ctx->state = JLOG_STREAMER_WANT_ERROR; |
---|
425 |
else |
---|
426 |
ctx->state = JLOG_STREAMER_WANT_HEADER; |
---|
427 |
break; |
---|
428 |
|
---|
429 |
case JLOG_STREAMER_WANT_HEADER: |
---|
430 |
if(ctx->count == 0) { |
---|
431 |
ctx->state = JLOG_STREAMER_WANT_COUNT; |
---|
432 |
break; |
---|
433 |
} |
---|
434 |
FULLREAD(e, ctx, sizeof(ctx->header)); |
---|
435 |
memcpy(&dummy.header, ctx->buffer, sizeof(ctx->header)); |
---|
436 |
ctx->header.chkpt.log = ntohl(dummy.header.chkpt.log); |
---|
437 |
ctx->header.chkpt.marker = ntohl(dummy.header.chkpt.marker); |
---|
438 |
ctx->header.tv_sec = ntohl(dummy.header.tv_sec); |
---|
439 |
ctx->header.tv_usec = ntohl(dummy.header.tv_usec); |
---|
440 |
ctx->header.message_len = ntohl(dummy.header.message_len); |
---|
441 |
free(ctx->buffer); ctx->buffer = NULL; |
---|
442 |
ctx->state = JLOG_STREAMER_WANT_BODY; |
---|
443 |
break; |
---|
444 |
|
---|
445 |
case JLOG_STREAMER_WANT_BODY: |
---|
446 |
FULLREAD(e, ctx, (unsigned long)ctx->header.message_len); |
---|
447 |
if(ctx->header.message_len > 0) { |
---|
448 |
ctx->needs_chkpt = 1; |
---|
449 |
ctx->push(DS_OP_INSERT, &nctx->r.remote, nctx->remote_cn, |
---|
450 |
ctx->buffer, NULL); |
---|
451 |
} |
---|
452 |
else if(ctx->buffer) |
---|
453 |
free(ctx->buffer); |
---|
454 |
/* Don't free the buffer, it's used by the datastore process. */ |
---|
455 |
ctx->buffer = NULL; |
---|
456 |
ctx->count--; |
---|
457 |
ctx->total_events++; |
---|
458 |
if(ctx->count == 0 && ctx->needs_chkpt) { |
---|
459 |
eventer_t completion_e; |
---|
460 |
eventer_remove_fd(e->fd); |
---|
461 |
completion_e = eventer_alloc(); |
---|
462 |
memcpy(completion_e, e, sizeof(*e)); |
---|
463 |
nctx->e = completion_e; |
---|
464 |
completion_e->mask = EVENTER_READ | EVENTER_WRITE | EVENTER_EXCEPTION; |
---|
465 |
ctx->state = JLOG_STREAMER_IS_ASYNC; |
---|
466 |
ctx->push(DS_OP_CHKPT, &nctx->r.remote, nctx->remote_cn, |
---|
467 |
NULL, completion_e); |
---|
468 |
noitL(noit_debug, "Pushing %s batch async [%s]: [%u/%u]\n", |
---|
469 |
feed_type_to_str(ntohl(ctx->jlog_feed_cmd)), |
---|
470 |
nctx->remote_cn ? nctx->remote_cn : "(null)", |
---|
471 |
ctx->header.chkpt.log, ctx->header.chkpt.marker); |
---|
472 |
noit_connection_disable_timeout(nctx); |
---|
473 |
return 0; |
---|
474 |
} |
---|
475 |
else if(ctx->count == 0) |
---|
476 |
ctx->state = JLOG_STREAMER_WANT_CHKPT; |
---|
477 |
else |
---|
478 |
ctx->state = JLOG_STREAMER_WANT_HEADER; |
---|
479 |
break; |
---|
480 |
|
---|
481 |
case JLOG_STREAMER_IS_ASYNC: |
---|
482 |
ctx->state = JLOG_STREAMER_WANT_CHKPT; /* falls through */ |
---|
483 |
case JLOG_STREAMER_WANT_CHKPT: |
---|
484 |
noitL(noit_debug, "Pushing %s checkpoint [%s]: [%u/%u]\n", |
---|
485 |
feed_type_to_str(ntohl(ctx->jlog_feed_cmd)), |
---|
486 |
nctx->remote_cn ? nctx->remote_cn : "(null)", |
---|
487 |
ctx->header.chkpt.log, ctx->header.chkpt.marker); |
---|
488 |
n_chkpt.log = htonl(ctx->header.chkpt.log); |
---|
489 |
n_chkpt.marker = htonl(ctx->header.chkpt.marker); |
---|
490 |
|
---|
491 |
/* screw short writes. I'd rather die than not write my data! */ |
---|
492 |
len = e->opset->write(e->fd, &n_chkpt, sizeof(jlog_id), |
---|
493 |
&mask, e); |
---|
494 |
if(len < 0) { |
---|
495 |
if(errno == EAGAIN) return mask | EVENTER_EXCEPTION; |
---|
496 |
goto socket_error; |
---|
497 |
} |
---|
498 |
if(len != sizeof(jlog_id)) { |
---|
499 |
noitL(noit_error, "short write on checkpointing stream.\n"); |
---|
500 |
goto socket_error; |
---|
501 |
} |
---|
502 |
ctx->state = JLOG_STREAMER_WANT_COUNT; |
---|
503 |
break; |
---|
504 |
} |
---|
505 |
} |
---|
506 |
/* never get here */ |
---|
507 |
} |
---|
508 |
|
---|
509 |
int |
---|
510 |
noit_connection_ssl_upgrade(eventer_t e, int mask, void *closure, |
---|
511 |
struct timeval *now) { |
---|
512 |
noit_connection_ctx_t *nctx = closure; |
---|
513 |
int rv; |
---|
514 |
const char *error = "jlog streamer SSL upgrade failed.\n"; |
---|
515 |
|
---|
516 |
rv = eventer_SSL_connect(e, &mask); |
---|
517 |
if(rv > 0) { |
---|
518 |
eventer_ssl_ctx_t *sslctx; |
---|
519 |
e->callback = nctx->consumer_callback; |
---|
520 |
/* We must make a copy of the acceptor_closure_t for each new |
---|
521 |
* connection. |
---|
522 |
*/ |
---|
523 |
if((sslctx = eventer_get_eventer_ssl_ctx(e)) != NULL) { |
---|
524 |
const char *cn, *end; |
---|
525 |
void *vcn; |
---|
526 |
cn = eventer_ssl_get_peer_subject(sslctx); |
---|
527 |
if(cn && (cn = strstr(cn, "CN=")) != NULL) { |
---|
528 |
cn += 3; |
---|
529 |
end = cn; |
---|
530 |
while(*end && *end != '/') end++; |
---|
531 |
nctx->remote_cn = malloc(end - cn + 1); |
---|
532 |
memcpy(nctx->remote_cn, cn, end - cn); |
---|
533 |
nctx->remote_cn[end-cn] = '\0'; |
---|
534 |
} |
---|
535 |
if(nctx->config && |
---|
536 |
noit_hash_retrieve(nctx->config, "cn", 2, &vcn)) { |
---|
537 |
const char *cn_expected = vcn; |
---|
538 |
if(!nctx->remote_cn || |
---|
539 |
strcmp(nctx->remote_cn, cn_expected)) { |
---|
540 |
error = "jlog connect CN mismatch\n"; |
---|
541 |
goto error; |
---|
542 |
} |
---|
543 |
} |
---|
544 |
} |
---|
545 |
return e->callback(e, mask, e->closure, now); |
---|
546 |
} |
---|
547 |
if(errno == EAGAIN) return mask | EVENTER_EXCEPTION; |
---|
548 |
|
---|
549 |
error: |
---|
550 |
noitL(noit_error, "%s", error); |
---|
551 |
eventer_remove_fd(e->fd); |
---|
552 |
nctx->e = NULL; |
---|
553 |
e->opset->close(e->fd, &mask, e); |
---|
554 |
noit_connection_schedule_reattempt(nctx, now); |
---|
555 |
return 0; |
---|
556 |
} |
---|
557 |
int |
---|
558 |
noit_connection_complete_connect(eventer_t e, int mask, void *closure, |
---|
559 |
struct timeval *now) { |
---|
560 |
noit_connection_ctx_t *nctx = closure; |
---|
561 |
const char *cert, *key, *ca, *ciphers, *crl = NULL; |
---|
562 |
char remote_str[128], tmp_str[128]; |
---|
563 |
eventer_ssl_ctx_t *sslctx; |
---|
564 |
int aerrno, len; |
---|
565 |
socklen_t aerrno_len = sizeof(aerrno); |
---|
566 |
|
---|
567 |
if(getsockopt(e->fd,SOL_SOCKET,SO_ERROR, &aerrno, &aerrno_len) == 0) |
---|
568 |
if(aerrno != 0) goto connect_error; |
---|
569 |
aerrno = 0; |
---|
570 |
|
---|
571 |
if(mask & EVENTER_EXCEPTION) { |
---|
572 |
if(aerrno == 0 && (write(e->fd, e, 0) == -1)) |
---|
573 |
aerrno = errno; |
---|
574 |
connect_error: |
---|
575 |
switch(nctx->r.remote.sa_family) { |
---|
576 |
case AF_INET: |
---|
577 |
len = sizeof(struct sockaddr_in); |
---|
578 |
inet_ntop(nctx->r.remote.sa_family, &nctx->r.remote_in.sin_addr, |
---|
579 |
tmp_str, len); |
---|
580 |
snprintf(remote_str, sizeof(remote_str), "%s:%d", |
---|
581 |
tmp_str, ntohs(nctx->r.remote_in.sin_port)); |
---|
582 |
break; |
---|
583 |
case AF_INET6: |
---|
584 |
len = sizeof(struct sockaddr_in6); |
---|
585 |
inet_ntop(nctx->r.remote.sa_family, &nctx->r.remote_in6.sin6_addr, |
---|
586 |
tmp_str, len); |
---|
587 |
snprintf(remote_str, sizeof(remote_str), "%s:%d", |
---|
588 |
tmp_str, ntohs(nctx->r.remote_in6.sin6_port)); |
---|
589 |
break; |
---|
590 |
case AF_UNIX: |
---|
591 |
snprintf(remote_str, sizeof(remote_str), "%s", nctx->r.remote_un.sun_path); |
---|
592 |
break; |
---|
593 |
default: |
---|
594 |
snprintf(remote_str, sizeof(remote_str), "(unknown)"); |
---|
595 |
} |
---|
596 |
noitL(noit_error, "Error connecting to %s: %s\n", |
---|
597 |
remote_str, strerror(aerrno)); |
---|
598 |
eventer_remove_fd(e->fd); |
---|
599 |
nctx->e = NULL; |
---|
600 |
e->opset->close(e->fd, &mask, e); |
---|
601 |
noit_connection_schedule_reattempt(nctx, now); |
---|
602 |
return 0; |
---|
603 |
} |
---|
604 |
|
---|
605 |
#define SSLCONFGET(var,name) do { \ |
---|
606 |
if(!noit_hash_retr_str(nctx->sslconfig, name, strlen(name), \ |
---|
607 |
&var)) var = NULL; } while(0) |
---|
608 |
SSLCONFGET(cert, "certificate_file"); |
---|
609 |
SSLCONFGET(key, "key_file"); |
---|
610 |
SSLCONFGET(ca, "ca_chain"); |
---|
611 |
SSLCONFGET(ciphers, "ciphers"); |
---|
612 |
SSLCONFGET(crl, "crl"); |
---|
613 |
sslctx = eventer_ssl_ctx_new(SSL_CLIENT, cert, key, ca, ciphers); |
---|
614 |
if(!sslctx) goto connect_error; |
---|
615 |
if(crl) { |
---|
616 |
if(!eventer_ssl_use_crl(sslctx, crl)) { |
---|
617 |
noitL(noit_error, "Failed to load CRL from %s\n", crl); |
---|
618 |
eventer_ssl_ctx_free(sslctx); |
---|
619 |
goto connect_error; |
---|
620 |
} |
---|
621 |
} |
---|
622 |
|
---|
623 |
memcpy(&nctx->last_connect, now, sizeof(*now)); |
---|
624 |
eventer_ssl_ctx_set_verify(sslctx, eventer_ssl_verify_cert, |
---|
625 |
nctx->sslconfig); |
---|
626 |
EVENTER_ATTACH_SSL(e, sslctx); |
---|
627 |
e->callback = noit_connection_ssl_upgrade; |
---|
628 |
return e->callback(e, mask, closure, now); |
---|
629 |
} |
---|
630 |
static void |
---|
631 |
noit_connection_initiate_connection(noit_connection_ctx_t *nctx) { |
---|
632 |
struct timeval __now; |
---|
633 |
eventer_t e; |
---|
634 |
int rv, fd = -1; |
---|
635 |
#ifdef SO_KEEPALIVE |
---|
636 |
int optval; |
---|
637 |
socklen_t optlen = sizeof(optval); |
---|
638 |
#endif |
---|
639 |
|
---|
640 |
nctx->e = NULL; |
---|
641 |
if(nctx->wants_permanent_shutdown) { |
---|
642 |
noit_connection_ctx_dealloc(nctx); |
---|
643 |
return; |
---|
644 |
} |
---|
645 |
/* Open a socket */ |
---|
646 |
fd = socket(nctx->r.remote.sa_family, SOCK_STREAM, 0); |
---|
647 |
if(fd < 0) goto reschedule; |
---|
648 |
|
---|
649 |
/* Make it non-blocking */ |
---|
650 |
if(eventer_set_fd_nonblocking(fd)) goto reschedule; |
---|
651 |
#define set_or_bail(type, opt, val) do { \ |
---|
652 |
optval = val; \ |
---|
653 |
optlen = sizeof(optval); \ |
---|
654 |
if(setsockopt(fd, type, opt, &optval, optlen) < 0) { \ |
---|
655 |
noitL(noit_error, "Cannot set " #type "/" #opt " on jlog socket: %s\n", \ |
---|
656 |
strerror(errno)); \ |
---|
657 |
goto reschedule; \ |
---|
658 |
} \ |
---|
659 |
} while(0) |
---|
660 |
#ifdef SO_KEEPALIVE |
---|
661 |
set_or_bail(SOL_SOCKET, SO_KEEPALIVE, 1); |
---|
662 |
#endif |
---|
663 |
#ifdef TCP_KEEPALIVE_THRESHOLD |
---|
664 |
set_or_bail(IPPROTO_TCP, TCP_KEEPALIVE_THRESHOLD, 10 * 1000); |
---|
665 |
#endif |
---|
666 |
#ifdef TCP_KEEPALIVE_ABORT_THRESHOLD |
---|
667 |
set_or_bail(IPPROTO_TCP, TCP_KEEPALIVE_ABORT_THRESHOLD, 30 * 1000); |
---|
668 |
#endif |
---|
669 |
#ifdef TCP_CONN_NOTIFY_THRESHOLD |
---|
670 |
set_or_bail(IPPROTO_TCP, TCP_CONN_NOTIFY_THRESHOLD, 10 * 1000); |
---|
671 |
#endif |
---|
672 |
#ifdef TCP_CONN_ABORT_THRESHOLD |
---|
673 |
set_or_bail(IPPROTO_TCP, TCP_CONN_ABORT_THRESHOLD, 30 * 1000); |
---|
674 |
#endif |
---|
675 |
|
---|
676 |
/* Initiate a connection */ |
---|
677 |
rv = connect(fd, &nctx->r.remote, nctx->remote_len); |
---|
678 |
if(rv == -1 && errno != EINPROGRESS) goto reschedule; |
---|
679 |
|
---|
680 |
/* Register a handler for connection completion */ |
---|
681 |
e = eventer_alloc(); |
---|
682 |
e->fd = fd; |
---|
683 |
e->mask = EVENTER_READ | EVENTER_WRITE | EVENTER_EXCEPTION; |
---|
684 |
e->callback = noit_connection_complete_connect; |
---|
685 |
e->closure = nctx; |
---|
686 |
nctx->e = e; |
---|
687 |
eventer_add(e); |
---|
688 |
|
---|
689 |
noit_connection_update_timeout(nctx); |
---|
690 |
return; |
---|
691 |
|
---|
692 |
reschedule: |
---|
693 |
if(fd >= 0) close(fd); |
---|
694 |
gettimeofday(&__now, NULL); |
---|
695 |
noit_connection_schedule_reattempt(nctx, &__now); |
---|
696 |
return; |
---|
697 |
} |
---|
698 |
|
---|
699 |
int |
---|
700 |
noit_connection_update_timeout(noit_connection_ctx_t *nctx) { |
---|
701 |
struct timeval now, diff; |
---|
702 |
if(nctx->max_silence == 0) return 0; |
---|
703 |
|
---|
704 |
diff.tv_sec = nctx->max_silence / 1000; |
---|
705 |
diff.tv_usec = (nctx->max_silence % 1000) * 1000; |
---|
706 |
gettimeofday(&now, NULL); |
---|
707 |
|
---|
708 |
if(!nctx->timeout_event) { |
---|
709 |
nctx->timeout_event = eventer_alloc(); |
---|
710 |
nctx->timeout_event->mask = EVENTER_TIMER; |
---|
711 |
nctx->timeout_event->closure = nctx; |
---|
712 |
nctx->timeout_event->callback = noit_connection_session_timeout; |
---|
713 |
add_timeval(now, diff, &nctx->timeout_event->whence); |
---|
714 |
eventer_add(nctx->timeout_event); |
---|
715 |
} |
---|
716 |
else { |
---|
717 |
add_timeval(now, diff, &nctx->timeout_event->whence); |
---|
718 |
eventer_update(nctx->timeout_event, EVENTER_TIMER); |
---|
719 |
} |
---|
720 |
return 0; |
---|
721 |
} |
---|
722 |
|
---|
723 |
int |
---|
724 |
noit_connection_disable_timeout(noit_connection_ctx_t *nctx) { |
---|
725 |
if(nctx->timeout_event) { |
---|
726 |
eventer_remove(nctx->timeout_event); |
---|
727 |
eventer_free(nctx->timeout_event); |
---|
728 |
nctx->timeout_event = NULL; |
---|
729 |
} |
---|
730 |
return 0; |
---|
731 |
} |
---|
732 |
|
---|
733 |
int |
---|
734 |
initiate_noit_connection(const char *host, unsigned short port, |
---|
735 |
noit_hash_table *sslconfig, noit_hash_table *config, |
---|
736 |
eventer_func_t handler, void *closure, |
---|
737 |
void (*freefunc)(void *)) { |
---|
738 |
noit_connection_ctx_t *ctx; |
---|
739 |
const char *stimeout; |
---|
740 |
int8_t family; |
---|
741 |
int rv; |
---|
742 |
union { |
---|
743 |
struct in_addr addr4; |
---|
744 |
struct in6_addr addr6; |
---|
745 |
} a; |
---|
746 |
|
---|
747 |
if(host[0] == '/') { |
---|
748 |
family = AF_UNIX; |
---|
749 |
} |
---|
750 |
else { |
---|
751 |
family = AF_INET; |
---|
752 |
rv = inet_pton(family, host, &a); |
---|
753 |
if(rv != 1) { |
---|
754 |
family = AF_INET6; |
---|
755 |
rv = inet_pton(family, host, &a); |
---|
756 |
if(rv != 1) { |
---|
757 |
noitL(noit_stderr, "Cannot translate '%s' to IP\n", host); |
---|
758 |
return -1; |
---|
759 |
} |
---|
760 |
} |
---|
761 |
} |
---|
762 |
|
---|
763 |
ctx = noit_connection_ctx_alloc(); |
---|
764 |
ctx->remote_str = calloc(1, strlen(host) + 7); |
---|
765 |
snprintf(ctx->remote_str, strlen(host) + 7, |
---|
766 |
"%s:%d", host, port); |
---|
767 |
|
---|
768 |
memset(&ctx->r, 0, sizeof(ctx->r)); |
---|
769 |
if(family == AF_UNIX) { |
---|
770 |
struct sockaddr_un *s = &ctx->r.remote_un; |
---|
771 |
s->sun_family = AF_UNIX; |
---|
772 |
strncpy(s->sun_path, host, sizeof(s->sun_path)-1); |
---|
773 |
ctx->remote_len = sizeof(*s); |
---|
774 |
} |
---|
775 |
else if(family == AF_INET) { |
---|
776 |
struct sockaddr_in *s = &ctx->r.remote_in; |
---|
777 |
s->sin_family = family; |
---|
778 |
s->sin_port = htons(port); |
---|
779 |
memcpy(&s->sin_addr, &a, sizeof(struct in_addr)); |
---|
780 |
ctx->remote_len = sizeof(*s); |
---|
781 |
} |
---|
782 |
else { |
---|
783 |
struct sockaddr_in6 *s = &ctx->r.remote_in6; |
---|
784 |
s->sin6_family = family; |
---|
785 |
s->sin6_port = htons(port); |
---|
786 |
memcpy(&s->sin6_addr, &a, sizeof(a)); |
---|
787 |
ctx->remote_len = sizeof(*s); |
---|
788 |
} |
---|
789 |
|
---|
790 |
if(ctx->sslconfig) |
---|
791 |
noit_hash_delete_all(ctx->sslconfig, free, free); |
---|
792 |
else |
---|
793 |
ctx->sslconfig = calloc(1, sizeof(noit_hash_table)); |
---|
794 |
noit_hash_merge_as_dict(ctx->sslconfig, sslconfig); |
---|
795 |
if(ctx->config) |
---|
796 |
noit_hash_delete_all(ctx->config, free, free); |
---|
797 |
else |
---|
798 |
ctx->config = calloc(1, sizeof(noit_hash_table)); |
---|
799 |
noit_hash_merge_as_dict(ctx->config, config); |
---|
800 |
|
---|
801 |
if(noit_hash_retr_str(ctx->config, "timeout", strlen("timeout"), &stimeout)) |
---|
802 |
ctx->max_silence = atoi(stimeout); |
---|
803 |
else |
---|
804 |
ctx->max_silence = DEFAULT_NOIT_CONNECTION_TIMEOUT; |
---|
805 |
ctx->consumer_callback = handler; |
---|
806 |
ctx->consumer_free = freefunc; |
---|
807 |
ctx->consumer_ctx = closure; |
---|
808 |
noit_connection_initiate_connection(ctx); |
---|
809 |
return 0; |
---|
810 |
} |
---|
811 |
|
---|
812 |
void |
---|
813 |
stratcon_streamer_connection(const char *toplevel, const char *destination, |
---|
814 |
eventer_func_t handler, |
---|
815 |
void *(*handler_alloc)(void), void *handler_ctx, |
---|
816 |
void (*handler_free)(void *)) { |
---|
817 |
int i, cnt = 0; |
---|
818 |
noit_conf_section_t *noit_configs; |
---|
819 |
char path[256]; |
---|
820 |
|
---|
821 |
snprintf(path, sizeof(path), "/%s/noits//noit", toplevel ? toplevel : "*"); |
---|
822 |
noit_configs = noit_conf_get_sections(NULL, path, &cnt); |
---|
823 |
noitL(noit_error, "Found %d %s stanzas\n", cnt, path); |
---|
824 |
for(i=0; i<cnt; i++) { |
---|
825 |
char address[256]; |
---|
826 |
unsigned short port; |
---|
827 |
int portint; |
---|
828 |
noit_hash_table *sslconfig, *config; |
---|
829 |
|
---|
830 |
if(!noit_conf_get_stringbuf(noit_configs[i], |
---|
831 |
"ancestor-or-self::node()/@address", |
---|
832 |
address, sizeof(address))) { |
---|
833 |
noitL(noit_error, "address attribute missing in noit %d\n", i+1); |
---|
834 |
continue; |
---|
835 |
} |
---|
836 |
/* if destination is specified, exact match it */ |
---|
837 |
if(destination && strcmp(address, destination)) continue; |
---|
838 |
|
---|
839 |
if(!noit_conf_get_int(noit_configs[i], |
---|
840 |
"ancestor-or-self::node()/@port", &portint)) |
---|
841 |
portint = 0; |
---|
842 |
port = (unsigned short) portint; |
---|
843 |
if(address[0] != '/' && (portint == 0 || (port != portint))) { |
---|
844 |
/* UNIX sockets don't require a port (they'll ignore it if specified */ |
---|
845 |
noitL(noit_stderr, |
---|
846 |
"Invalid port [%d] specified in stanza %d\n", port, i+1); |
---|
847 |
continue; |
---|
848 |
} |
---|
849 |
sslconfig = noit_conf_get_hash(noit_configs[i], "sslconfig"); |
---|
850 |
config = noit_conf_get_hash(noit_configs[i], "config"); |
---|
851 |
|
---|
852 |
noitL(noit_error, "initiating to %s\n", address); |
---|
853 |
initiate_noit_connection(address, port, sslconfig, config, |
---|
854 |
handler, |
---|
855 |
handler_alloc ? handler_alloc() : handler_ctx, |
---|
856 |
handler_free); |
---|
857 |
noit_hash_destroy(sslconfig,free,free); |
---|
858 |
free(sslconfig); |
---|
859 |
noit_hash_destroy(config,free,free); |
---|
860 |
free(config); |
---|
861 |
} |
---|
862 |
free(noit_configs); |
---|
863 |
} |
---|
864 |
int |
---|
865 |
stratcon_find_noit_ip_by_cn(const char *cn, char *ip, int len) { |
---|
866 |
int rv = -1; |
---|
867 |
void *vip; |
---|
868 |
pthread_mutex_lock(&noit_ip_by_cn_lock); |
---|
869 |
if(noit_hash_retrieve(&noit_ip_by_cn, cn, strlen(cn), &vip)) { |
---|
870 |
int new_len; |
---|
871 |
char *new_ip = (char *)vip; |
---|
872 |
new_len = strlen(new_ip); |
---|
873 |
strlcpy(ip, new_ip, len); |
---|
874 |
if(new_len >= len) rv = new_len+1; |
---|
875 |
else rv = 0; |
---|
876 |
} |
---|
877 |
pthread_mutex_unlock(&noit_ip_by_cn_lock); |
---|
878 |
return rv; |
---|
879 |
} |
---|
880 |
void |
---|
881 |
stratcon_jlog_streamer_recache_noit() { |
---|
882 |
int di, cnt; |
---|
883 |
noit_conf_section_t *noit_configs; |
---|
884 |
noit_configs = noit_conf_get_sections(NULL, "//noits//noit", &cnt); |
---|
885 |
pthread_mutex_lock(&noit_ip_by_cn_lock); |
---|
886 |
noit_hash_delete_all(&noit_ip_by_cn, free, free); |
---|
887 |
for(di=0; di<cnt; di++) { |
---|
888 |
char address[64]; |
---|
889 |
if(noit_conf_get_stringbuf(noit_configs[di], "self::node()/@address", |
---|
890 |
address, sizeof(address))) { |
---|
891 |
char expected_cn[256]; |
---|
892 |
if(noit_conf_get_stringbuf(noit_configs[di], "self::node()/config/cn", |
---|
893 |
expected_cn, sizeof(expected_cn))) |
---|
894 |
noit_hash_store(&noit_ip_by_cn, |
---|
895 |
strdup(expected_cn), strlen(expected_cn), |
---|
896 |
strdup(address)); |
---|
897 |
} |
---|
898 |
} |
---|
899 |
free(noit_configs); |
---|
900 |
pthread_mutex_unlock(&noit_ip_by_cn_lock); |
---|
901 |
} |
---|
902 |
void |
---|
903 |
stratcon_jlog_streamer_reload(const char *toplevel) { |
---|
904 |
/* flush and repopulate the cn cache */ |
---|
905 |
stratcon_jlog_streamer_recache_noit(); |
---|
906 |
if(!stratcon_datastore_get_enabled()) return; |
---|
907 |
stratcon_streamer_connection(toplevel, NULL, |
---|
908 |
stratcon_jlog_recv_handler, |
---|
909 |
(void *(*)())stratcon_jlog_streamer_datastore_ctx_alloc, |
---|
910 |
NULL, |
---|
911 |
jlog_streamer_ctx_free); |
---|
912 |
} |
---|
913 |
|
---|
914 |
static int |
---|
915 |
stratcon_console_show_noits(noit_console_closure_t ncct, |
---|
916 |
int argc, char **argv, |
---|
917 |
noit_console_state_t *dstate, |
---|
918 |
void *closure) { |
---|
919 |
noit_hash_iter iter = NOIT_HASH_ITER_ZERO; |
---|
920 |
void *key_id; |
---|
921 |
int klen, n = 0, i; |
---|
922 |
void *vconn; |
---|
923 |
noit_connection_ctx_t **ctx; |
---|
924 |
|
---|
925 |
pthread_mutex_lock(&noits_lock); |
---|
926 |
ctx = malloc(sizeof(*ctx) * noits.size); |
---|
927 |
while(noit_hash_next(&noits, &iter, (const char **)&key_id, &klen, |
---|
928 |
&vconn)) { |
---|
929 |
ctx[n] = (noit_connection_ctx_t *)vconn; |
---|
930 |
noit_atomic_inc32(&ctx[n]->refcnt); |
---|
931 |
n++; |
---|
932 |
} |
---|
933 |
pthread_mutex_unlock(&noits_lock); |
---|
934 |
qsort(ctx, n, sizeof(*ctx), remote_str_sort); |
---|
935 |
for(i=0; i<n; i++) { |
---|
936 |
nc_print_noit_conn_brief(ncct, ctx[i]); |
---|
937 |
noit_connection_ctx_deref(ctx[i]); |
---|
938 |
} |
---|
939 |
free(ctx); |
---|
940 |
return 0; |
---|
941 |
} |
---|
942 |
|
---|
943 |
static void |
---|
944 |
emit_noit_info_metrics(struct timeval *now, const char *uuid_str, |
---|
945 |
noit_connection_ctx_t *nctx) { |
---|
946 |
struct timeval last, session_duration, diff; |
---|
947 |
u_int64_t session_duration_ms, last_event_ms; |
---|
948 |
jlog_streamer_ctx_t *jctx = nctx->consumer_ctx; |
---|
949 |
char str[1024], *wr; |
---|
950 |
int len; |
---|
951 |
void *vcn; |
---|
952 |
const char *cn_expected; |
---|
953 |
const char *feedtype = "unknown"; |
---|
954 |
|
---|
955 |
if(jctx->push == stratcon_datastore_push) |
---|
956 |
feedtype = "storage"; |
---|
957 |
else if(jctx->push == stratcon_iep_line_processor) |
---|
958 |
feedtype = "iep"; |
---|
959 |
if(NULL != (wr = strchr(feedtype, '/'))) feedtype = wr+1; |
---|
960 |
|
---|
961 |
noit_hash_retrieve(nctx->config, "cn", 2, &vcn); |
---|
962 |
if(!vcn) return; |
---|
963 |
cn_expected = vcn; |
---|
964 |
|
---|
965 |
snprintf(str, sizeof(str), "M\t%lu.%03lu\t%s\t%s`%s`", |
---|
966 |
now->tv_sec, now->tv_usec/1000UL, uuid_str, cn_expected, feedtype); |
---|
967 |
wr = str + strlen(str); |
---|
968 |
len = sizeof(str) - (wr - str); |
---|
969 |
|
---|
970 |
/* Now we write NAME TYPE VALUE into wr each time and push it */ |
---|
971 |
#define push_noit_m_str(name, value) do { \ |
---|
972 |
snprintf(wr, len, "%s\ts\t%s\n", name, value); \ |
---|
973 |
stratcon_datastore_push(DS_OP_INSERT, \ |
---|
974 |
(struct sockaddr *)&self_stratcon_ip, \ |
---|
975 |
self_stratcon_hostname, strdup(str), NULL); \ |
---|
976 |
stratcon_iep_line_processor(DS_OP_INSERT, \ |
---|
977 |
(struct sockaddr *)&self_stratcon_ip, \ |
---|
978 |
self_stratcon_hostname, strdup(str), NULL); \ |
---|
979 |
} while(0) |
---|
980 |
#define push_noit_m_u64(name, value) do { \ |
---|
981 |
snprintf(wr, len, "%s\tL\t%llu\n", name, value); \ |
---|
982 |
stratcon_datastore_push(DS_OP_INSERT, \ |
---|
983 |
(struct sockaddr *)&self_stratcon_ip, \ |
---|
984 |
self_stratcon_hostname, strdup(str), NULL); \ |
---|
985 |
stratcon_iep_line_processor(DS_OP_INSERT, \ |
---|
986 |
(struct sockaddr *)&self_stratcon_ip, \ |
---|
987 |
self_stratcon_hostname, strdup(str), NULL); \ |
---|
988 |
} while(0) |
---|
989 |
|
---|
990 |
last.tv_sec = jctx->header.tv_sec; |
---|
991 |
last.tv_usec = jctx->header.tv_usec; |
---|
992 |
sub_timeval(*now, last, &diff); |
---|
993 |
last_event_ms = diff.tv_sec * 1000 + diff.tv_usec / 1000; |
---|
994 |
sub_timeval(*now, nctx->last_connect, &session_duration); |
---|
995 |
session_duration_ms = session_duration.tv_sec * 1000 + |
---|
996 |
session_duration.tv_usec / 1000; |
---|
997 |
|
---|
998 |
push_noit_m_str("state", nctx->remote_cn ? "connected" : |
---|
999 |
(nctx->retry_event ? "disconnected" : |
---|
1000 |
"connecting")); |
---|
1001 |
push_noit_m_u64("last_event_age_ms", last_event_ms); |
---|
1002 |
push_noit_m_u64("session_length_ms", last_event_ms); |
---|
1003 |
} |
---|
1004 |
static int |
---|
1005 |
periodic_noit_metrics(eventer_t e, int mask, void *closure, |
---|
1006 |
struct timeval *now) { |
---|
1007 |
struct timeval whence = DEFAULT_NOIT_PERIOD_TV; |
---|
1008 |
noit_connection_ctx_t **ctxs; |
---|
1009 |
noit_hash_iter iter = NOIT_HASH_ITER_ZERO; |
---|
1010 |
void *key_id; |
---|
1011 |
void *vconn; |
---|
1012 |
int klen, n = 0, i; |
---|
1013 |
char str[1024]; |
---|
1014 |
char uuid_str[UUID_STR_LEN+1]; |
---|
1015 |
|
---|
1016 |
uuid_unparse_lower(self_stratcon_id, uuid_str); |
---|
1017 |
|
---|
1018 |
if(closure == NULL) { |
---|
1019 |
/* Only do this the first time we get called */ |
---|
1020 |
char ip_str[128]; |
---|
1021 |
inet_ntop(AF_INET, &self_stratcon_ip.sin_addr, ip_str, |
---|
1022 |
sizeof(ip_str)); |
---|
1023 |
snprintf(str, sizeof(str), "C\t%lu.%03lu\t%s\t%s\tstratcon\t%s\n", |
---|
1024 |
now->tv_sec, now->tv_usec/1000UL, uuid_str, ip_str, |
---|
1025 |
self_stratcon_hostname); |
---|
1026 |
stratcon_datastore_push(DS_OP_INSERT, |
---|
1027 |
(struct sockaddr *)&self_stratcon_ip, |
---|
1028 |
self_stratcon_hostname, strdup(str), NULL); |
---|
1029 |
stratcon_iep_line_processor(DS_OP_INSERT, |
---|
1030 |
(struct sockaddr *)&self_stratcon_ip, |
---|
1031 |
self_stratcon_hostname, strdup(str), NULL); |
---|
1032 |
} |
---|
1033 |
|
---|
1034 |
pthread_mutex_lock(&noits_lock); |
---|
1035 |
ctxs = malloc(sizeof(*ctxs) * noits.size); |
---|
1036 |
while(noit_hash_next(&noits, &iter, (const char **)&key_id, &klen, |
---|
1037 |
&vconn)) { |
---|
1038 |
ctxs[n] = (noit_connection_ctx_t *)vconn; |
---|
1039 |
noit_atomic_inc32(&ctxs[n]->refcnt); |
---|
1040 |
n++; |
---|
1041 |
} |
---|
1042 |
pthread_mutex_unlock(&noits_lock); |
---|
1043 |
|
---|
1044 |
snprintf(str, sizeof(str), "S\t%lu.%03lu\t%s\tG\tA\t0\tok\n", |
---|
1045 |
now->tv_sec, now->tv_usec/1000UL, uuid_str); |
---|
1046 |
stratcon_datastore_push(DS_OP_INSERT, |
---|
1047 |
(struct sockaddr *)&self_stratcon_ip, |
---|
1048 |
self_stratcon_hostname, strdup(str), NULL); |
---|
1049 |
stratcon_iep_line_processor(DS_OP_INSERT, \ |
---|
1050 |
(struct sockaddr *)&self_stratcon_ip, \ |
---|
1051 |
self_stratcon_hostname, strdup(str), NULL); \ |
---|
1052 |
for(i=0; i<n; i++) { |
---|
1053 |
emit_noit_info_metrics(now, uuid_str, ctxs[i]); |
---|
1054 |
noit_connection_ctx_deref(ctxs[i]); |
---|
1055 |
} |
---|
1056 |
free(ctxs); |
---|
1057 |
stratcon_datastore_push(DS_OP_CHKPT, |
---|
1058 |
(struct sockaddr *)&self_stratcon_ip, |
---|
1059 |
self_stratcon_hostname, NULL, NULL); |
---|
1060 |
stratcon_iep_line_processor(DS_OP_CHKPT, \ |
---|
1061 |
(struct sockaddr *)&self_stratcon_ip, \ |
---|
1062 |
self_stratcon_hostname, NULL, NULL); \ |
---|
1063 |
|
---|
1064 |
add_timeval(e->whence, whence, &whence); |
---|
1065 |
eventer_add_at(periodic_noit_metrics, (void *)0x1, whence); |
---|
1066 |
return 0; |
---|
1067 |
} |
---|
1068 |
|
---|
1069 |
static int |
---|
1070 |
rest_show_noits(noit_http_rest_closure_t *restc, |
---|
1071 |
int npats, char **pats) { |
---|
1072 |
xmlDocPtr doc; |
---|
1073 |
xmlNodePtr root; |
---|
1074 |
noit_hash_table seen = NOIT_HASH_EMPTY; |
---|
1075 |
noit_hash_iter iter = NOIT_HASH_ITER_ZERO; |
---|
1076 |
char path[256]; |
---|
1077 |
void *key_id, *vstr; |
---|
1078 |
const char *type = NULL, *want_cn = NULL; |
---|
1079 |
int klen, n = 0, i, di, cnt; |
---|
1080 |
void *vconn; |
---|
1081 |
noit_connection_ctx_t **ctxs; |
---|
1082 |
noit_conf_section_t *noit_configs; |
---|
1083 |
struct timeval now, diff, last; |
---|
1084 |
xmlNodePtr node; |
---|
1085 |
|
---|
1086 |
noit_http_process_querystring(&restc->http_ctx->req); |
---|
1087 |
if(noit_hash_retrieve(&restc->http_ctx->req.querystring, "type", 4, &vstr)) |
---|
1088 |
type = vstr; |
---|
1089 |
if(noit_hash_retrieve(&restc->http_ctx->req.querystring, "cn", 2, &vstr)) |
---|
1090 |
want_cn = vstr; |
---|
1091 |
|
---|
1092 |
gettimeofday(&now, NULL); |
---|
1093 |
|
---|
1094 |
pthread_mutex_lock(&noits_lock); |
---|
1095 |
ctxs = malloc(sizeof(*ctxs) * noits.size); |
---|
1096 |
while(noit_hash_next(&noits, &iter, (const char **)&key_id, &klen, |
---|
1097 |
&vconn)) { |
---|
1098 |
ctxs[n] = (noit_connection_ctx_t *)vconn; |
---|
1099 |
noit_atomic_inc32(&ctxs[n]->refcnt); |
---|
1100 |
n++; |
---|
1101 |
} |
---|
1102 |
pthread_mutex_unlock(&noits_lock); |
---|
1103 |
qsort(ctxs, n, sizeof(*ctxs), remote_str_sort); |
---|
1104 |
|
---|
1105 |
doc = xmlNewDoc((xmlChar *)"1.0"); |
---|
1106 |
root = xmlNewDocNode(doc, NULL, (xmlChar *)"noits", NULL); |
---|
1107 |
xmlDocSetRootElement(doc, root); |
---|
1108 |
|
---|
1109 |
for(i=0; i<n; i++) { |
---|
1110 |
char buff[256]; |
---|
1111 |
const char *feedtype = "unknown", *state = "unknown"; |
---|
1112 |
noit_connection_ctx_t *ctx = ctxs[i]; |
---|
1113 |
jlog_streamer_ctx_t *jctx = ctx->consumer_ctx; |
---|
1114 |
|
---|
1115 |
feedtype = feed_type_to_str(ntohl(jctx->jlog_feed_cmd)); |
---|
1116 |
|
---|
1117 |
/* If the user requested a specific type and we're not it, skip. */ |
---|
1118 |
if(type && strcmp(feedtype, type)) continue; |
---|
1119 |
/* If the user wants a specific CN... limit to that. */ |
---|
1120 |
if(want_cn && (!ctx->remote_cn || strcmp(want_cn, ctx->remote_cn))) |
---|
1121 |
continue; |
---|
1122 |
|
---|
1123 |
node = xmlNewNode(NULL, (xmlChar *)"noit"); |
---|
1124 |
snprintf(buff, sizeof(buff), "%llu.%06d", |
---|
1125 |
(long long unsigned)ctx->last_connect.tv_sec, |
---|
1126 |
(int)ctx->last_connect.tv_usec); |
---|
1127 |
xmlSetProp(node, (xmlChar *)"last_connect", (xmlChar *)buff); |
---|
1128 |
xmlSetProp(node, (xmlChar *)"state", ctx->remote_cn ? |
---|
1129 |
(xmlChar *)"connected" : |
---|
1130 |
(ctx->retry_event ? (xmlChar *)"disconnected" : |
---|
1131 |
(xmlChar *)"connecting")); |
---|
1132 |
if(ctx->e) { |
---|
1133 |
char buff[128]; |
---|
1134 |
const char *addrstr = NULL; |
---|
1135 |
struct sockaddr_in6 addr6; |
---|
1136 |
socklen_t len = sizeof(addr6); |
---|
1137 |
if(getsockname(ctx->e->fd, (struct sockaddr *)&addr6, &len) == 0) { |
---|
1138 |
unsigned short port = 0; |
---|
1139 |
if(addr6.sin6_family == AF_INET) { |
---|
1140 |
addrstr = inet_ntop(addr6.sin6_family, |
---|
1141 |
&((struct sockaddr_in *)&addr6)->sin_addr, |
---|
1142 |
buff, sizeof(buff)); |
---|
1143 |
port = ntohs(((struct sockaddr_in *)&addr6)->sin_port); |
---|
1144 |
} |
---|
1145 |
else if(addr6.sin6_family == AF_INET6) { |
---|
1146 |
addrstr = inet_ntop(addr6.sin6_family, &addr6.sin6_addr, |
---|
1147 |
buff, sizeof(buff)); |
---|
1148 |
port = ntohs(addr6.sin6_port); |
---|
1149 |
} |
---|
1150 |
if(addrstr != NULL) { |
---|
1151 |
snprintf(buff + strlen(buff), sizeof(buff) - strlen(buff), |
---|
1152 |
":%u", port); |
---|
1153 |
xmlSetProp(node, (xmlChar *)"local", (xmlChar *)buff); |
---|
1154 |
} |
---|
1155 |
} |
---|
1156 |
} |
---|
1157 |
noit_hash_replace(&seen, strdup(ctx->remote_str), strlen(ctx->remote_str), |
---|
1158 |
0, free, NULL); |
---|
1159 |
xmlSetProp(node, (xmlChar *)"remote", (xmlChar *)ctx->remote_str); |
---|
1160 |
xmlSetProp(node, (xmlChar *)"type", (xmlChar *)feedtype); |
---|
1161 |
if(ctx->retry_event) { |
---|
1162 |
sub_timeval(ctx->retry_event->whence, now, &diff); |
---|
1163 |
snprintf(buff, sizeof(buff), "%llu.%06d", |
---|
1164 |
(long long unsigned)diff.tv_sec, (int)diff.tv_usec); |
---|
1165 |
xmlSetProp(node, (xmlChar *)"next_attempt", (xmlChar *)buff); |
---|
1166 |
} |
---|
1167 |
else if(ctx->remote_cn) { |
---|
1168 |
if(ctx->remote_cn) |
---|
1169 |
xmlSetProp(node, (xmlChar *)"remote_cn", (xmlChar *)ctx->remote_cn); |
---|
1170 |
|
---|
1171 |
switch(jctx->state) { |
---|
1172 |
case JLOG_STREAMER_WANT_INITIATE: state = "initiate"; break; |
---|
1173 |
case JLOG_STREAMER_WANT_COUNT: state = "waiting for next batch"; break; |
---|
1174 |
case JLOG_STREAMER_WANT_ERROR: state = "waiting for error"; break; |
---|
1175 |
case JLOG_STREAMER_WANT_HEADER: state = "reading header"; break; |
---|
1176 |
case JLOG_STREAMER_WANT_BODY: state = "reading body"; break; |
---|
1177 |
case JLOG_STREAMER_IS_ASYNC: state = "asynchronously processing"; break; |
---|
1178 |
case JLOG_STREAMER_WANT_CHKPT: state = "checkpointing"; break; |
---|
1179 |
} |
---|
1180 |
xmlSetProp(node, (xmlChar *)"state", (xmlChar *)state); |
---|
1181 |
snprintf(buff, sizeof(buff), "%08x:%08x", |
---|
1182 |
jctx->header.chkpt.log, jctx->header.chkpt.marker); |
---|
1183 |
xmlSetProp(node, (xmlChar *)"checkpoint", (xmlChar *)buff); |
---|
1184 |
snprintf(buff, sizeof(buff), "%llu", |
---|
1185 |
(unsigned long long)jctx->total_events); |
---|
1186 |
xmlSetProp(node, (xmlChar *)"session_events", (xmlChar *)buff); |
---|
1187 |
snprintf(buff, sizeof(buff), "%llu", |
---|
1188 |
(unsigned long long)jctx->total_bytes_read); |
---|
1189 |
xmlSetProp(node, (xmlChar *)"session_bytes", (xmlChar *)buff); |
---|
1190 |
|
---|
1191 |
sub_timeval(now, ctx->last_connect, &diff); |
---|
1192 |
snprintf(buff, sizeof(buff), "%lld.%06d", |
---|
1193 |
(long long)diff.tv_sec, (int)diff.tv_usec); |
---|
1194 |
xmlSetProp(node, (xmlChar *)"session_duration", (xmlChar *)buff); |
---|
1195 |
|
---|
1196 |
if(jctx->header.tv_sec) { |
---|
1197 |
last.tv_sec = jctx->header.tv_sec; |
---|
1198 |
last.tv_usec = jctx->header.tv_usec; |
---|
1199 |
snprintf(buff, sizeof(buff), "%llu.%06d", |
---|
1200 |
(unsigned long long)last.tv_sec, (int)last.tv_usec); |
---|
1201 |
xmlSetProp(node, (xmlChar *)"last_event", (xmlChar *)buff); |
---|
1202 |
sub_timeval(now, last, &diff); |
---|
1203 |
snprintf(buff, sizeof(buff), "%lld.%06d", |
---|
1204 |
(long long)diff.tv_sec, (int)diff.tv_usec); |
---|
1205 |
xmlSetProp(node, (xmlChar *)"last_event_age", (xmlChar *)buff); |
---|
1206 |
} |
---|
1207 |
} |
---|
1208 |
|
---|
1209 |
xmlAddChild(root, node); |
---|
1210 |
noit_connection_ctx_deref(ctx); |
---|
1211 |
} |
---|
1212 |
free(ctxs); |
---|
1213 |
|
---|
1214 |
if(!type || !strcmp(type, "configured")) { |
---|
1215 |
snprintf(path, sizeof(path), "//noits//noit"); |
---|
1216 |
noit_configs = noit_conf_get_sections(NULL, path, &cnt); |
---|
1217 |
for(di=0; di<cnt; di++) { |
---|
1218 |
char address[64], port_str[32], remote_str[98]; |
---|
1219 |
char expected_cn_buff[256], *expected_cn = NULL; |
---|
1220 |
if(noit_conf_get_stringbuf(noit_configs[di], "self::node()/config/cn", |
---|
1221 |
expected_cn_buff, sizeof(expected_cn_buff))) |
---|
1222 |
expected_cn = expected_cn_buff; |
---|
1223 |
if(want_cn && (!expected_cn || strcmp(want_cn, expected_cn))) continue; |
---|
1224 |
if(noit_conf_get_stringbuf(noit_configs[di], "self::node()/@address", |
---|
1225 |
address, sizeof(address))) { |
---|
1226 |
void *v; |
---|
1227 |
if(!noit_conf_get_stringbuf(noit_configs[di], "self::node()/@port", |
---|
1228 |
port_str, sizeof(port_str))) |
---|
1229 |
strlcpy(port_str, "43191", sizeof(port_str)); |
---|
1230 |
|
---|
1231 |
/* If the user wants a specific CN... limit to that. */ |
---|
1232 |
if(want_cn && (!expected_cn || strcmp(want_cn, expected_cn))) |
---|
1233 |
continue; |
---|
1234 |
|
---|
1235 |
snprintf(remote_str, sizeof(remote_str), "%s:%s", address, port_str); |
---|
1236 |
if(!noit_hash_retrieve(&seen, remote_str, strlen(remote_str), &v)) { |
---|
1237 |
node = xmlNewNode(NULL, (xmlChar *)"noit"); |
---|
1238 |
xmlSetProp(node, (xmlChar *)"remote", (xmlChar *)remote_str); |
---|
1239 |
xmlSetProp(node, (xmlChar *)"type", (xmlChar *)"configured"); |
---|
1240 |
if(expected_cn) |
---|
1241 |
xmlSetProp(node, (xmlChar *)"cn", (xmlChar *)expected_cn); |
---|
1242 |
xmlAddChild(root, node); |
---|
1243 |
} |
---|
1244 |
} |
---|
1245 |
} |
---|
1246 |
free(noit_configs); |
---|
1247 |
} |
---|
1248 |
noit_hash_destroy(&seen, free, NULL); |
---|
1249 |
|
---|
1250 |
noit_http_response_ok(restc->http_ctx, "text/xml"); |
---|
1251 |
noit_http_response_xml(restc->http_ctx, doc); |
---|
1252 |
noit_http_response_end(restc->http_ctx); |
---|
1253 |
xmlFreeDoc(doc); |
---|
1254 |
return 0; |
---|
1255 |
} |
---|
1256 |
static int |
---|
1257 |
stratcon_add_noit(const char *target, unsigned short port, |
---|
1258 |
const char *cn) { |
---|
1259 |
int cnt; |
---|
1260 |
char path[256]; |
---|
1261 |
char port_str[6]; |
---|
1262 |
noit_conf_section_t *noit_configs, parent; |
---|
1263 |
xmlNodePtr newnoit, config, cnnode; |
---|
1264 |
|
---|
1265 |
snprintf(path, sizeof(path), |
---|
1266 |
"//noits//noit[@address=\"%s\" and @port=\"%d\"]", target, port); |
---|
1267 |
noit_configs = noit_conf_get_sections(NULL, path, &cnt); |
---|
1268 |
free(noit_configs); |
---|
1269 |
if(cnt != 0) return -1; |
---|
1270 |
|
---|
1271 |
parent = noit_conf_get_section(NULL, "//noits"); |
---|
1272 |
if(!parent) return -1; |
---|
1273 |
snprintf(port_str, sizeof(port_str), "%d", port); |
---|
1274 |
newnoit = xmlNewNode(NULL, (xmlChar *)"noit"); |
---|
1275 |
xmlSetProp(newnoit, (xmlChar *)"address", (xmlChar *)target); |
---|
1276 |
xmlSetProp(newnoit, (xmlChar *)"port", (xmlChar *)port_str); |
---|
1277 |
xmlAddChild(parent, newnoit); |
---|
1278 |
if(cn) { |
---|
1279 |
config = xmlNewNode(NULL, (xmlChar *)"config"); |
---|
1280 |
cnnode = xmlNewNode(NULL, (xmlChar *)"cn"); |
---|
1281 |
xmlNodeAddContent(cnnode, (xmlChar *)cn); |
---|
1282 |
xmlAddChild(config, cnnode); |
---|
1283 |
xmlAddChild(newnoit, config); |
---|
1284 |
pthread_mutex_lock(&noit_ip_by_cn_lock); |
---|
1285 |
noit_hash_replace(&noit_ip_by_cn, strdup(cn), strlen(cn), |
---|
1286 |
strdup(target), free, free); |
---|
1287 |
pthread_mutex_unlock(&noit_ip_by_cn_lock); |
---|
1288 |
} |
---|
1289 |
if(stratcon_datastore_get_enabled()) |
---|
1290 |
stratcon_streamer_connection(NULL, target, |
---|
1291 |
stratcon_jlog_recv_handler, |
---|
1292 |
(void *(*)())stratcon_jlog_streamer_datastore_ctx_alloc, |
---|
1293 |
NULL, |
---|
1294 |
jlog_streamer_ctx_free); |
---|
1295 |
if(stratcon_iep_get_enabled()) |
---|
1296 |
stratcon_streamer_connection(NULL, target, |
---|
1297 |
stratcon_jlog_recv_handler, |
---|
1298 |
(void *(*)())stratcon_jlog_streamer_iep_ctx_alloc, |
---|
1299 |
NULL, |
---|
1300 |
jlog_streamer_ctx_free); |
---|
1301 |
return 1; |
---|
1302 |
} |
---|
1303 |
static int |
---|
1304 |
stratcon_remove_noit(const char *target, unsigned short port) { |
---|
1305 |
noit_hash_iter iter = NOIT_HASH_ITER_ZERO; |
---|
1306 |
void *key_id; |
---|
1307 |
int klen, n = -1, i, cnt = 0; |
---|
1308 |
void *vconn; |
---|
1309 |
noit_connection_ctx_t **ctx; |
---|
1310 |
noit_conf_section_t *noit_configs; |
---|
1311 |
char path[256]; |
---|
1312 |
char remote_str[256]; |
---|
1313 |
|
---|
1314 |
snprintf(remote_str, sizeof(remote_str), "%s:%d", target, port); |
---|
1315 |
|
---|
1316 |
snprintf(path, sizeof(path), |
---|
1317 |
"//noits//noit[@address=\"%s\" and @port=\"%d\"]", target, port); |
---|
1318 |
noit_configs = noit_conf_get_sections(NULL, path, &cnt); |
---|
1319 |
for(i=0; i<cnt; i++) { |
---|
1320 |
char expected_cn[256]; |
---|
1321 |
if(noit_conf_get_stringbuf(noit_configs[i], "self::node()/config/cn", |
---|
1322 |
expected_cn, sizeof(expected_cn))) { |
---|
1323 |
pthread_mutex_lock(&noit_ip_by_cn_lock); |
---|
1324 |
noit_hash_delete(&noit_ip_by_cn, expected_cn, strlen(expected_cn), |
---|
1325 |
free, free); |
---|
1326 |
pthread_mutex_unlock(&noit_ip_by_cn_lock); |
---|
1327 |
} |
---|
1328 |
xmlUnlinkNode(noit_configs[i]); |
---|
1329 |
xmlFreeNode(noit_configs[i]); |
---|
1330 |
n = 0; |
---|
1331 |
} |
---|
1332 |
free(noit_configs); |
---|
1333 |
|
---|
1334 |
pthread_mutex_lock(&noits_lock); |
---|
1335 |
ctx = malloc(sizeof(*ctx) * noits.size); |
---|
1336 |
while(noit_hash_next(&noits, &iter, (const char **)&key_id, &klen, |
---|
1337 |
&vconn)) { |
---|
1338 |
if(!strcmp(((noit_connection_ctx_t *)vconn)->remote_str, remote_str)) { |
---|
1339 |
ctx[n] = (noit_connection_ctx_t *)vconn; |
---|
1340 |
noit_atomic_inc32(&ctx[n]->refcnt); |
---|
1341 |
n++; |
---|
1342 |
} |
---|
1343 |
} |
---|
1344 |
pthread_mutex_unlock(&noits_lock); |
---|
1345 |
for(i=0; i<n; i++) { |
---|
1346 |
noit_connection_ctx_dealloc(ctx[i]); /* once for the record */ |
---|
1347 |
noit_connection_ctx_deref(ctx[i]); /* once for the aboce inc32 */ |
---|
1348 |
} |
---|
1349 |
free(ctx); |
---|
1350 |
return n; |
---|
1351 |
} |
---|
1352 |
static int |
---|
1353 |
rest_set_noit(noit_http_rest_closure_t *restc, |
---|
1354 |
int npats, char **pats) { |
---|
1355 |
void *vcn; |
---|
1356 |
const char *cn = NULL; |
---|
1357 |
noit_http_session_ctx *ctx = restc->http_ctx; |
---|
1358 |
unsigned short port = 43191; |
---|
1359 |
if(npats < 1 || npats > 2) |
---|
1360 |
noit_http_response_server_error(ctx, "text/xml"); |
---|
1361 |
if(npats == 2) port = atoi(pats[1]); |
---|
1362 |
noit_http_process_querystring(&ctx->req); |
---|
1363 |
if(noit_hash_retrieve(&ctx->req.querystring, "cn", 2, &vcn)) |
---|
1364 |
cn = vcn; |
---|
1365 |
if(stratcon_add_noit(pats[0], port, cn) >= 0) |
---|
1366 |
noit_http_response_ok(ctx, "text/xml"); |
---|
1367 |
else |
---|
1368 |
noit_http_response_standard(ctx, 409, "EXISTS", "text/xml"); |
---|
1369 |
if(noit_conf_write_file(NULL) != 0) |
---|
1370 |
noitL(noit_error, "local config write failed\n"); |
---|
1371 |
noit_conf_mark_changed(); |
---|
1372 |
noit_http_response_end(ctx); |
---|
1373 |
return 0; |
---|
1374 |
} |
---|
1375 |
static int |
---|
1376 |
rest_delete_noit(noit_http_rest_closure_t *restc, |
---|
1377 |
int npats, char **pats) { |
---|
1378 |
noit_http_session_ctx *ctx = restc->http_ctx; |
---|
1379 |
unsigned short port = 43191; |
---|
1380 |
if(npats < 1 || npats > 2) |
---|
1381 |
noit_http_response_server_error(ctx, "text/xml"); |
---|
1382 |
if(npats == 2) port = atoi(pats[1]); |
---|
1383 |
if(stratcon_remove_noit(pats[0], port) >= 0) |
---|
1384 |
noit_http_response_ok(ctx, "text/xml"); |
---|
1385 |
else |
---|
1386 |
noit_http_response_not_found(ctx, "text/xml"); |
---|
1387 |
if(noit_conf_write_file(NULL) != 0) |
---|
1388 |
noitL(noit_error, "local config write failed\n"); |
---|
1389 |
noit_conf_mark_changed(); |
---|
1390 |
noit_http_response_end(ctx); |
---|
1391 |
return 0; |
---|
1392 |
} |
---|
1393 |
static int |
---|
1394 |
stratcon_console_conf_noits(noit_console_closure_t ncct, |
---|
1395 |
int argc, char **argv, |
---|
1396 |
noit_console_state_t *dstate, |
---|
1397 |
void *closure) { |
---|
1398 |
char *cp, target[128]; |
---|
1399 |
unsigned short port = 43191; |
---|
1400 |
int adding = (int)(vpsized_int)closure; |
---|
1401 |
if(argc != 1) |
---|
1402 |
return -1; |
---|
1403 |
|
---|
1404 |
cp = strchr(argv[0], ':'); |
---|
1405 |
if(cp) { |
---|
1406 |
strlcpy(target, argv[0], MIN(sizeof(target), cp-argv[0]+1)); |
---|
1407 |
port = atoi(cp+1); |
---|
1408 |
} |
---|
1409 |
else strlcpy(target, argv[0], sizeof(target)); |
---|
1410 |
if(adding) { |
---|
1411 |
if(stratcon_add_noit(target, port, NULL) >= 0) { |
---|
1412 |
nc_printf(ncct, "Added noit at %s:%d\n", target, port); |
---|
1413 |
} |
---|
1414 |
else { |
---|
1415 |
nc_printf(ncct, "Failed to add noit at %s:%d\n", target, port); |
---|
1416 |
} |
---|
1417 |
} |
---|
1418 |
else { |
---|
1419 |
if(stratcon_remove_noit(target, port) >= 0) { |
---|
1420 |
nc_printf(ncct, "Removed noit at %s:%d\n", target, port); |
---|
1421 |
} |
---|
1422 |
else { |
---|
1423 |
nc_printf(ncct, "Failed to remove noit at %s:%d\n", target, port); |
---|
1424 |
} |
---|
1425 |
} |
---|
1426 |
return 0; |
---|
1427 |
} |
---|
1428 |
|
---|
1429 |
static void |
---|
1430 |
register_console_streamer_commands() { |
---|
1431 |
noit_console_state_t *tl; |
---|
1432 |
cmd_info_t *showcmd, *confcmd, *conftcmd, *conftnocmd; |
---|
1433 |
|
---|
1434 |
tl = noit_console_state_initial(); |
---|
1435 |
showcmd = noit_console_state_get_cmd(tl, "show"); |
---|
1436 |
assert(showcmd && showcmd->dstate); |
---|
1437 |
confcmd = noit_console_state_get_cmd(tl, "configure"); |
---|
1438 |
conftcmd = noit_console_state_get_cmd(confcmd->dstate, "terminal"); |
---|
1439 |
conftnocmd = noit_console_state_get_cmd(conftcmd->dstate, "no"); |
---|
1440 |
|
---|
1441 |
noit_console_state_add_cmd(conftcmd->dstate, |
---|
1442 |
NCSCMD("noit", stratcon_console_conf_noits, NULL, NULL, (void *)1)); |
---|
1443 |
noit_console_state_add_cmd(conftnocmd->dstate, |
---|
1444 |
NCSCMD("noit", stratcon_console_conf_noits, NULL, NULL, (void *)0)); |
---|
1445 |
|
---|
1446 |
noit_console_state_add_cmd(showcmd->dstate, |
---|
1447 |
NCSCMD("noits", stratcon_console_show_noits, NULL, NULL, NULL)); |
---|
1448 |
} |
---|
1449 |
|
---|
1450 |
void |
---|
1451 |
stratcon_jlog_streamer_init(const char *toplevel) { |
---|
1452 |
struct timeval whence = DEFAULT_NOIT_PERIOD_TV; |
---|
1453 |
struct in_addr remote; |
---|
1454 |
char uuid_str[UUID_STR_LEN + 1]; |
---|
1455 |
|
---|
1456 |
pthread_mutex_init(&noits_lock, NULL); |
---|
1457 |
pthread_mutex_init(&noit_ip_by_cn_lock, NULL); |
---|
1458 |
eventer_name_callback("noit_connection_reinitiate", |
---|
1459 |
noit_connection_reinitiate); |
---|
1460 |
eventer_name_callback("stratcon_jlog_recv_handler", |
---|
1461 |
stratcon_jlog_recv_handler); |
---|
1462 |
eventer_name_callback("noit_connection_ssl_upgrade", |
---|
1463 |
noit_connection_ssl_upgrade); |
---|
1464 |
eventer_name_callback("noit_connection_complete_connect", |
---|
1465 |
noit_connection_complete_connect); |
---|
1466 |
eventer_name_callback("noit_connection_session_timeout", |
---|
1467 |
noit_connection_session_timeout); |
---|
1468 |
register_console_streamer_commands(); |
---|
1469 |
stratcon_jlog_streamer_reload(toplevel); |
---|
1470 |
stratcon_streamer_connection(toplevel, "", NULL, NULL, NULL, NULL); |
---|
1471 |
assert(noit_http_rest_register_auth( |
---|
1472 |
"GET", "/noits/", "^show$", rest_show_noits, |
---|
1473 |
noit_http_rest_client_cert_auth |
---|
1474 |
) == 0); |
---|
1475 |
assert(noit_http_rest_register_auth( |
---|
1476 |
"PUT", "/noits/", "^set/([^/:]+)$", rest_set_noit, |
---|
1477 |
noit_http_rest_client_cert_auth |
---|
1478 |
) == 0); |
---|
1479 |
assert(noit_http_rest_register_auth( |
---|
1480 |
"PUT", "/noits/", "^set/([^/:]+):(\\d+)$", rest_set_noit, |
---|
1481 |
noit_http_rest_client_cert_auth |
---|
1482 |
) == 0); |
---|
1483 |
assert(noit_http_rest_register_auth( |
---|
1484 |
"DELETE", "/noits/", "^delete/([^/:]+)$", rest_delete_noit, |
---|
1485 |
noit_http_rest_client_cert_auth |
---|
1486 |
) == 0); |
---|
1487 |
assert(noit_http_rest_register_auth( |
---|
1488 |
"DELETE", "/noits/", "^delete/([^/:]+):(\\d+)$", rest_delete_noit, |
---|
1489 |
noit_http_rest_client_cert_auth |
---|
1490 |
) == 0); |
---|
1491 |
|
---|
1492 |
uuid_clear(self_stratcon_id); |
---|
1493 |
|
---|
1494 |
if(noit_conf_get_stringbuf(NULL, "/stratcon/@id", |
---|
1495 |
uuid_str, sizeof(uuid_str)) && |
---|
1496 |
uuid_parse(uuid_str, self_stratcon_id) == 0) { |
---|
1497 |
int period; |
---|
1498 |
/* If a UUID was provided for stratcon itself, we will report metrics |
---|
1499 |
* on a large variety of things (including all noits). |
---|
1500 |
*/ |
---|
1501 |
if(noit_conf_get_int(NULL, "/stratcon/@metric_period", &period) && |
---|
1502 |
period > 0) { |
---|
1503 |
DEFAULT_NOIT_PERIOD_TV.tv_sec = period / 1000; |
---|
1504 |
DEFAULT_NOIT_PERIOD_TV.tv_usec = (period % 1000) * 1000; |
---|
1505 |
} |
---|
1506 |
self_stratcon_ip.sin_family = AF_INET; |
---|
1507 |
remote.s_addr = 0xffffffff; |
---|
1508 |
noit_getip_ipv4(remote, &self_stratcon_ip.sin_addr); |
---|
1509 |
gethostname(self_stratcon_hostname, sizeof(self_stratcon_hostname)); |
---|
1510 |
eventer_add_in(periodic_noit_metrics, NULL, whence); |
---|
1511 |
} |
---|
1512 |
} |
---|
1513 |
|
---|