Handle 429, multi-threaded index module

CMakeLists.txt

@@ -40,6 +40,7 @@ find_package(cJSON CONFIG REQUIRED)
 find_package(unofficial-glib CONFIG REQUIRED)
 find_package(unofficial-mongoose CONFIG REQUIRED)
 find_library(UUID_LIB NAMES uuid)
+find_package(CURL CONFIG REQUIRED)
 
 #find_package(OpenSSL REQUIRED)
 
@@ -56,8 +57,6 @@ target_compile_options(
         sist2
         PRIVATE
         -fPIC
-        -Werror
-#        -Wstringop-overflow=0
 )
 
 if (SIST_DEBUG)
@@ -68,6 +67,7 @@ if (SIST_DEBUG)
             -fstack-protector
             -fno-omit-frame-pointer
             -fsanitize=address
+            -O2
     )
     target_link_options(
             sist2
@@ -107,6 +107,7 @@ target_link_libraries(
         unofficial::glib::glib
         unofficial::mongoose::mongoose
 #        OpenSSL::SSL OpenSSL::Crypto
+        CURL::libcurl
 
         ${UUID_LIB}
         pthread

ci/build.sh

@@ -1,16 +1,17 @@
 #!/usr/bin/env bash
 
+VCPKG_ROOT="/vcpkg"
 
 rm *.gz
 
 rm -rf CMakeFiles CMakeCache.txt
-cmake -DSIST_DEBUG=off -DCMAKE_TOOLCHAIN_FILE=/vcpkg/scripts/buildsystems/vcpkg.cmake .
-make
+cmake -DSIST_DEBUG=off -DVCPKG_BUILD_TYPE=release -DCMAKE_TOOLCHAIN_FILE="${VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake" .
+make -j 12
 strip sist2
 gzip -9 sist2
 
 rm -rf CMakeFiles CMakeCache.txt
-cmake -DSIST_DEBUG=on -DCMAKE_TOOLCHAIN_FILE=/vcpkg/scripts/buildsystems/vcpkg.cmake .
-make
+cmake -DSIST_DEBUG=on -DVCPKG_BUILD_TYPE=debug -DCMAKE_TOOLCHAIN_FILE="${VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake" .
+make -j 12
 cp /usr/lib/x86_64-linux-gnu/libasan.so.2.0.0 libasan.so.2
 tar -czf sist2_debug.tar.gz sist2_debug libasan.so.2

docs/USAGE.md

@@ -46,6 +46,7 @@ Scan options
     --mem-buffer=<int>            Maximum memory buffer size per thread in MB for files inside archives (see USAGE.md). DEFAULT: 2000
 
 Index options
+    -t, --threads=<int>           Number of threads. DEFAULT=1
     --es-url=<str>                Elasticsearch url with port. DEFAULT=http://localhost:9200
     -p, --print                   Just print JSON documents to stdout.
     --script-file=<str>           Path to user script.

src/cli.c

@@ -260,6 +260,13 @@ int index_args_validate(index_args_t *args, int argc, const char **argv) {
         return 1;
     }
 
+    if (args->threads == 0) {
+        args->threads = 1;
+    } else if (args->threads < 0) {
+        fprintf(stderr, "Invalid threads: %d\n", args->threads);
+        return 1;
+    }
+
     char *index_path = abspath(argv[1]);
     if (index_path == NULL) {
         fprintf(stderr, "File not found: %s\n", argv[1]);

src/cli.h

@@ -41,6 +41,7 @@ typedef struct index_args {
     int print;
     int batch_size;
     int force_reset;
+    int threads;
 } index_args_t;
 
 typedef struct web_args {

src/ctx.h

@@ -58,6 +58,7 @@ typedef struct {
 typedef struct {
     char *es_url;
     int batch_size;
+    tpool_t *pool;
 } IndexCtx_t;
 
 typedef struct {

src/index/elastic.c

@@ -14,9 +14,18 @@ typedef struct es_indexer {
 } es_indexer_t;
 
 
-static es_indexer_t *Indexer;
+static __thread es_indexer_t *Indexer;
 
 void delete_queue(int max);
+void elastic_flush();
+
+void elastic_cleanup() {
+    elastic_flush();
+    if (Indexer != NULL) {
+        free(Indexer->es_url);
+        free(Indexer);
+    }
+}
 
 void print_json(cJSON *document, const char uuid_str[UUID_STR_LEN]) {
 
@@ -35,8 +44,12 @@ void print_json(cJSON *document, const char uuid_str[UUID_STR_LEN]) {
     cJSON_Delete(line);
 }
 
-void index_json(cJSON *document, const char uuid_str[UUID_STR_LEN]) {
+void index_json_func(void *arg) {
+    es_bulk_line_t *line = arg;
+    elastic_index_line(line);
+}
 
+void index_json(cJSON *document, const char uuid_str[UUID_STR_LEN]) {
     char *json = cJSON_PrintUnformatted(document);
 
     size_t json_len = strlen(json);
@@ -48,7 +61,7 @@ void index_json(cJSON *document, const char uuid_str[UUID_STR_LEN]) {
     bulk_line->next = NULL;
 
     cJSON_free(json);
-    elastic_index_line(bulk_line);
+    tpool_add_work(IndexCtx.pool, index_json_func, bulk_line);
 }
 
 void execute_update_script(const char *script, const char index_id[UUID_STR_LEN]) {
@@ -89,33 +102,44 @@ void execute_update_script(const char *script, const char index_id[UUID_STR_LEN]
     cJSON_Delete(resp);
 }
 
+#define ACTION_STR_LEN 91
+
 void *create_bulk_buffer(int max, int *count, size_t *buf_len) {
     es_bulk_line_t *line = Indexer->line_head;
     *count = 0;
 
     size_t buf_size = 0;
     size_t buf_cur = 0;
-    char *buf = malloc(1);
+    char *buf = malloc(8196);
+    size_t buf_capacity = 8196;
 
     while (line != NULL && *count < max) {
-        char action_str[512];
-        snprintf(action_str, 512,
+        char action_str[256];
+        snprintf(action_str, 256,
                  "{\"index\":{\"_id\":\"%s\", \"_type\":\"_doc\", \"_index\":\"sist2\"}}\n", line->uuid_str);
-        size_t action_str_len = strlen(action_str);
 
         size_t line_len = strlen(line->line);
-        buf = realloc(buf, buf_size + line_len + action_str_len);
-        buf_size += line_len + action_str_len;
 
-        memcpy(buf + buf_cur, action_str, action_str_len);
-        buf_cur += action_str_len;
+        while (buf_size + line_len + ACTION_STR_LEN > buf_capacity) {
+            buf_capacity *= 2;
+            buf = realloc(buf, buf_capacity);
+        }
+
+        buf_size += line_len + ACTION_STR_LEN;
+
+        memcpy(buf + buf_cur, action_str, ACTION_STR_LEN);
+        buf_cur += ACTION_STR_LEN;
         memcpy(buf + buf_cur, line->line, line_len);
         buf_cur += line_len;
 
         line = line->next;
         (*count)++;
     }
-    buf = realloc(buf, buf_size + 1);
+
+    if (buf_size + 1 > buf_capacity) {
+        buf = realloc(buf, buf_capacity + 1);
+    }
+
     *(buf + buf_cur) = '\0';
 
     *buf_len = buf_cur;
@@ -123,7 +147,7 @@ void *create_bulk_buffer(int max, int *count, size_t *buf_len) {
 }
 
 void print_errors(response_t *r) {
-    char * tmp = malloc(r->size + 1);
+    char *tmp = malloc(r->size + 1);
     memcpy(tmp, r->body, r->size);
     *(tmp + r->size) = '\0';
 
@@ -181,6 +205,15 @@ void _elastic_flush(int max) {
         _elastic_flush(max / 2);
         return;
 
+    } else if (r->status_code == 429) {
+
+        free_response(r);
+        free(buf);
+        LOG_WARNING("elastic.c", "Got 429 status, will retry after delay")
+        usleep(1000000 * 20);
+        _elastic_flush(max);
+        return;
+
     } else if (r->status_code != 200) {
         print_errors(r);
         delete_queue(Indexer->queued);
@@ -257,7 +290,7 @@ es_indexer_t *create_indexer(const char *url) {
     return indexer;
 }
 
-void destroy_indexer(char *script, char index_id[UUID_STR_LEN]) {
+void finish_indexer(char *script, char *index_id) {
 
     char url[4096];
 
@@ -280,11 +313,6 @@ void destroy_indexer(char *script, char index_id[UUID_STR_LEN]) {
     r = web_post(url, "");
     LOG_INFOF("elastic.c", "Merge index <%d>", r->status_code);
     free_response(r);
-
-    if (Indexer != NULL) {
-        free(Indexer->es_url);
-        free(Indexer);
-    }
 }
 
 void elastic_init(int force_reset) {

src/index/elastic.h

@@ -16,15 +16,14 @@ typedef struct es_indexer es_indexer_t;
 
 void elastic_index_line(es_bulk_line_t *line);
 
-void elastic_flush();
-
 void print_json(cJSON *document, const char uuid_str[UUID_STR_LEN]);
 
 void index_json(cJSON *document, const char uuid_str[UUID_STR_LEN]);
 
 es_indexer_t *create_indexer(const char* es_url);
 
-void destroy_indexer(char *script, char index_id[UUID_STR_LEN]);
+void elastic_cleanup();
+void finish_indexer(char *script, char *index_id);
 
 void elastic_init(int force_reset);
 

src/index/web.c

@@ -1,11 +1,19 @@
 #include "web.h"
 #include "src/sist.h"
-#include "src/ctx.h"
 
 #include <mongoose.h>
 #include <pthread.h>
+#include <curl/curl.h>
 
 
+size_t write_cb(char *ptr, size_t size, size_t nmemb, void *user_data) {
+
+    size_t real_size = size * nmemb;
+    dyn_buffer_t *buf = user_data;
+    dyn_buffer_write(buf, ptr, real_size);
+    return real_size;
+}
+
 void free_response(response_t *resp) {
     if (resp->body != NULL) {
         free(resp->body);
@@ -100,55 +108,124 @@ subreq_ctx_t *http_req(const char *url, const char *extra_headers, const char *p
     return ctx;
 }
 
-response_t *web_get(const char *url) {
-    subreq_ctx_t *ctx = http_req(url, SIST2_HEADERS, NULL, "GET");
-    while (ctx->ev_data.done == FALSE) {
-        mg_mgr_poll(&ctx->mgr, 50);
-    }
-    mg_mgr_free(&ctx->mgr);
-
-    response_t *ret = ctx->ev_data.resp;
-    free(ctx);
-    return ret;
-}
-
 subreq_ctx_t *web_post_async(const char *url, const char *data) {
     return http_req(url, SIST2_HEADERS, data, "POST");
 }
 
-response_t *web_post(const char *url, const char *data) {
-    subreq_ctx_t *ctx = http_req(url, SIST2_HEADERS, data, "POST");
+response_t *web_get(const char *url) {
+    response_t *resp = malloc(sizeof(response_t));
 
-    while (ctx->ev_data.done == FALSE) {
-        mg_mgr_poll(&ctx->mgr, 50);
-    }
-    mg_mgr_free(&ctx->mgr);
+    CURL *curl;
+    dyn_buffer_t buffer = dyn_buffer_create();
 
-    response_t *ret = ctx->ev_data.resp;
-    free(ctx);
-    return ret;
+    curl = curl_easy_init();
+    curl_easy_setopt(curl, CURLOPT_URL, url);
+    curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *) (&buffer));
+    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_cb);
+    curl_easy_setopt(curl, CURLOPT_USERAGENT, "sist2");
+
+    struct curl_slist *headers = curl_slist_append(headers, "Content-Type: application/json");
+    curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
+
+    curl_easy_perform(curl);
+    curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &resp->status_code);
+
+    curl_easy_cleanup(curl);
+
+    resp->body = buffer.buf;
+    resp->size = buffer.cur;
+    return resp;
 }
 
-response_t *web_put(const char *url, const char *data) {
-    subreq_ctx_t *ctx = http_req(url, SIST2_HEADERS, data, "PUT");
-    while (ctx->ev_data.done == FALSE) {
-        mg_mgr_poll(&ctx->mgr, 50);
-    }
-    mg_mgr_free(&ctx->mgr);
+response_t *web_post(const char *url, const char *data) {
 
-    response_t *ret = ctx->ev_data.resp;
-    free(ctx);
-    return ret;
+    response_t *resp = malloc(sizeof(response_t));
+
+    CURL *curl;
+    dyn_buffer_t buffer = dyn_buffer_create();
+
+    curl = curl_easy_init();
+    curl_easy_setopt(curl, CURLOPT_URL, url);
+    curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *) (&buffer));
+    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_cb);
+    curl_easy_setopt(curl, CURLOPT_POST, 1);
+    curl_easy_setopt(curl, CURLOPT_USERAGENT, "sist2");
+
+    struct curl_slist *headers = curl_slist_append(headers, "Content-Type: application/json");
+    curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
+
+    curl_easy_setopt(curl, CURLOPT_POSTFIELDS, data);
+
+    curl_easy_perform(curl);
+    curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &resp->status_code);
+
+    curl_easy_cleanup(curl);
+    curl_slist_free_all(headers);
+
+    resp->body = buffer.buf;
+    resp->size = buffer.cur;
+
+    return resp;
+}
+
+
+response_t *web_put(const char *url, const char *data) {
+
+    response_t *resp = malloc(sizeof(response_t));
+
+    CURL *curl;
+    dyn_buffer_t buffer = dyn_buffer_create();
+
+    curl = curl_easy_init();
+    curl_easy_setopt(curl, CURLOPT_URL, url);
+    curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *) (&buffer));
+    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_cb);
+    curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, "PUT");
+    curl_easy_setopt(curl, CURLOPT_USERAGENT, "sist2");
+    curl_easy_setopt(curl, CURLOPT_DNS_USE_GLOBAL_CACHE, 0);
+    curl_easy_setopt(curl, CURLOPT_IPRESOLVE, CURLOPT_DNS_LOCAL_IP4 );
+
+    struct curl_slist *headers = curl_slist_append(headers, "Content-Type: application/json");
+    curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
+
+    curl_easy_setopt(curl, CURLOPT_POSTFIELDS, data);
+
+    curl_easy_perform(curl);
+    curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &resp->status_code);
+
+    curl_easy_cleanup(curl);
+    curl_slist_free_all(headers);
+
+    resp->body = buffer.buf;
+    resp->size = buffer.cur;
+    return resp;
 }
 
 response_t *web_delete(const char *url) {
-    subreq_ctx_t *ctx = http_req(url, SIST2_HEADERS, NULL, "DELETE");
-    while (ctx->ev_data.done == FALSE) {
-        mg_mgr_poll(&ctx->mgr, 50);
-    }
-    mg_mgr_free(&ctx->mgr);
 
-    response_t *ret = ctx->ev_data.resp;
-    free(ctx);
-    return ret;
-}
+    response_t *resp = malloc(sizeof(response_t));
+
+    CURL *curl;
+    dyn_buffer_t buffer = dyn_buffer_create();
+
+    curl = curl_easy_init();
+    curl_easy_setopt(curl, CURLOPT_URL, url);
+    curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *) (&buffer));
+    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_cb);
+    curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, "DELETE");
+    curl_easy_setopt(curl, CURLOPT_USERAGENT, "sist2");
+
+    curl_easy_setopt(curl, CURLOPT_POSTFIELDS, "");
+    struct curl_slist *headers = curl_slist_append(headers, "Content-Type: application/json");
+    curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
+
+    curl_easy_perform(curl);
+    curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &resp->status_code);
+
+    curl_easy_cleanup(curl);
+    curl_slist_free_all(headers);
+
+    resp->body = buffer.buf;
+    resp->size = buffer.cur;
+    return resp;
+}

src/main.c

@@ -21,7 +21,7 @@
 #define EPILOG "Made by simon987 <me@simon987.net>. Released under GPL-3.0"
 
 
-static const char *const Version = "2.5.1";
+static const char *const Version = "2.5.2";
 static const char *const usage[] = {
         "sist2 scan [OPTION]... PATH",
         "sist2 index [OPTION]... INDEX",
@@ -211,7 +211,7 @@ void sist2_scan(scan_args_t *args) {
         LOG_INFOF("main.c", "Loaded %d items in to mtime table.", g_hash_table_size(ScanCtx.original_table))
     }
 
-    ScanCtx.pool = tpool_create(args->threads, thread_cleanup);
+    ScanCtx.pool = tpool_create(args->threads, thread_cleanup, TRUE);
     tpool_start(ScanCtx.pool);
     walk_directory_tree(ScanCtx.index.desc.root);
     tpool_wait(ScanCtx.pool);
@@ -278,6 +278,16 @@ void sist2_index(index_args_t *args) {
         f = index_json;
     }
 
+    void (*cleanup)();
+    if (args->print) {
+        cleanup = NULL;
+    } else {
+        cleanup = elastic_cleanup;
+    }
+
+    IndexCtx.pool = tpool_create(args->threads, cleanup, FALSE);
+    tpool_start(IndexCtx.pool);
+
     struct dirent *de;
     while ((de = readdir(dir)) != NULL) {
         if (strncmp(de->d_name, "_index_", sizeof("_index_") - 1) == 0) {
@@ -288,10 +298,13 @@ void sist2_index(index_args_t *args) {
     }
     closedir(dir);
 
+    tpool_wait(IndexCtx.pool);
+
     if (!args->print) {
-        elastic_flush();
-        destroy_indexer(args->script, desc.uuid);
+        finish_indexer(args->script, desc.uuid);
     }
+
+    tpool_destroy(IndexCtx.pool);
 }
 
 void sist2_exec_script(exec_args_t *args) {
@@ -352,6 +365,7 @@ int main(int argc, const char *argv[]) {
 
     char *common_es_url = NULL;
     char *common_script_path = NULL;
+    int common_threads = 0;
 
     struct argparse_option options[] = {
             OPT_HELP(),
@@ -361,7 +375,7 @@ int main(int argc, const char *argv[]) {
             OPT_BOOLEAN(0, "very-verbose", &LogCtx.very_verbose, "Turn on debug messages"),
 
             OPT_GROUP("Scan options"),
-            OPT_INTEGER('t', "threads", &scan_args->threads, "Number of threads. DEFAULT=1"),
+            OPT_INTEGER('t', "threads", &common_threads, "Number of threads. DEFAULT=1"),
             OPT_FLOAT('q', "quality", &scan_args->quality,
                       "Thumbnail quality, on a scale of 1.0 to 31.0, 1.0 being the best. DEFAULT=5"),
             OPT_INTEGER(0, "size", &scan_args->size,
@@ -389,6 +403,7 @@ int main(int argc, const char *argv[]) {
                         "(see USAGE.md). DEFAULT: 2000"),
 
             OPT_GROUP("Index options"),
+            OPT_INTEGER('t', "threads", &common_threads, "Number of threads. DEFAULT=1"),
             OPT_STRING(0, "es-url", &common_es_url, "Elasticsearch url with port. DEFAULT=http://localhost:9200"),
             OPT_BOOLEAN('p', "print", &index_args->print, "Just print JSON documents to stdout."),
             OPT_STRING(0, "script-file", &common_script_path, "Path to user script."),
@@ -426,6 +441,8 @@ int main(int argc, const char *argv[]) {
     exec_args->es_url = common_es_url;
     index_args->script_path = common_script_path;
     exec_args->script_path = common_script_path;
+    index_args->threads = common_threads;
+    scan_args->threads = common_threads;
 
     if (argc == 0) {
         argparse_usage(&argparse);

src/static/search.html

@@ -11,7 +11,7 @@
 
 <nav class="navbar navbar-expand-lg">
     <a class="navbar-brand" href="/">sist2</a>
-    <span class="badge badge-pill version">2.5.1</span>
+    <span class="badge badge-pill version">2.5.2</span>
     <span class="tagline">Lightning-fast file system indexer and search tool </span>
     <a class="btn ml-auto" href="/stats">Stats</a>
     <button class="btn" type="button" data-toggle="modal" data-target="#settings" onclick="loadSettings()">Settings</button>

src/static/stats.html

@@ -10,7 +10,7 @@
 
 <nav class="navbar navbar-expand-lg">
     <a class="navbar-brand" href="/">sist2</a>
-    <span class="badge badge-pill version">2.5.1</span>
+    <span class="badge badge-pill version">2.5.2</span>
     <span class="tagline">Lightning-fast file system indexer and search tool </span>
     <a style="margin-left: auto" class="btn" href="/">Back</a>
     <button class="btn" type="button" data-toggle="modal" data-target="#settings"

src/tpool.c

@@ -3,6 +3,8 @@
 #include "sist.h"
 #include <pthread.h>
 
+#define MAX_QUEUE_SIZE 10000
+
 typedef void (*thread_func_t)(void *arg);
 
 typedef struct tpool_work {
@@ -26,6 +28,7 @@ typedef struct tpool {
     int work_cnt;
     int done_cnt;
 
+    int free_arg;
     int stop;
 
     void (*cleanup_func)();
@@ -79,6 +82,10 @@ int tpool_add_work(tpool_t *pool, thread_func_t func, void *arg) {
         return 0;
     }
 
+    while ((pool->work_cnt - pool->done_cnt) >= MAX_QUEUE_SIZE) {
+        usleep(100000);
+    }
+
     pthread_mutex_lock(&(pool->work_mutex));
     if (pool->work_head == NULL) {
         pool->work_head = work;
@@ -121,7 +128,9 @@ static void *tpool_worker(void *arg) {
             }
 
             work->func(work->arg);
-            free(work->arg);
+            if (pool->free_arg) {
+                free(work->arg);
+            }
             free(work);
         }
 
@@ -138,8 +147,10 @@ static void *tpool_worker(void *arg) {
         pthread_mutex_unlock(&(pool->work_mutex));
     }
 
-    LOG_INFO("tpool.c", "Executing cleaup function")
-    pool->cleanup_func();
+    if (pool->cleanup_func != NULL) {
+        LOG_INFO("tpool.c", "Executing cleanup function")
+        pool->cleanup_func();
+    }
 
     pthread_cond_signal(&(pool->working_cond));
     pthread_mutex_unlock(&(pool->work_mutex));
@@ -207,13 +218,14 @@ void tpool_destroy(tpool_t *pool) {
  * Create a thread pool
  * @param thread_cnt Worker threads count
  */
-tpool_t *tpool_create(size_t thread_cnt, void cleanup_func()) {
+tpool_t *tpool_create(size_t thread_cnt, void cleanup_func(), int free_arg) {
 
     tpool_t *pool = malloc(sizeof(tpool_t));
     pool->thread_cnt = thread_cnt;
     pool->work_cnt = 0;
     pool->done_cnt = 0;
     pool->stop = 0;
+    pool->free_arg = free_arg;
     pool->cleanup_func = cleanup_func;
     pool->threads = calloc(sizeof(pthread_t), thread_cnt);
 

src/tpool.h

@@ -8,7 +8,7 @@ typedef struct tpool tpool_t;
 
 typedef void (*thread_func_t)(void *arg);
 
-tpool_t *tpool_create(size_t num, void (*cleanup_func)());
+tpool_t *tpool_create(size_t num, void (*cleanup_func)(), int free_arg);
 void tpool_start(tpool_t *pool);
 void tpool_destroy(tpool_t *tm);