From 8b8448799cc43f20f5812bf5629c8670f76f78d3 Mon Sep 17 00:00:00 2001 From: Raghavendra G Date: Wed, 25 Mar 2009 23:22:55 -0700 Subject: mod_glusterfs/lighttpd/1.4 port and memory leak fixes - port owing to changes in interface of libglusterfsclient. Signed-off-by: Anand V. Avati --- mod_glusterfs/lighttpd/1.4/mod_glusterfs.c | 289 +++++++++++++++++++---------- mod_glusterfs/lighttpd/1.4/mod_glusterfs.h | 6 +- 2 files changed, 196 insertions(+), 99 deletions(-) (limited to 'mod_glusterfs') diff --git a/mod_glusterfs/lighttpd/1.4/mod_glusterfs.c b/mod_glusterfs/lighttpd/1.4/mod_glusterfs.c index d1d35d5b410..8b010380bae 100644 --- a/mod_glusterfs/lighttpd/1.4/mod_glusterfs.c +++ b/mod_glusterfs/lighttpd/1.4/mod_glusterfs.c @@ -96,14 +96,14 @@ typedef struct glusterfs_async_local { char async_read_complete; off_t length; size_t read_bytes; - glusterfs_read_buf_t *buf; + glusterfs_iobuf_t *buf; pthread_mutex_t lock; pthread_cond_t cond; } glusterfs_async_local_t; typedef struct { - unsigned long fd; + glusterfs_file_t fd; void *buf; buffer *glusterfs_path; /* off_t response_content_length; */ @@ -125,7 +125,8 @@ typedef struct { unsigned long handle; } plugin_config; -static int (*network_backend_write)(struct server *srv, connection *con, int fd, chunkqueue *cq); +static int (*network_backend_write)(struct server *srv, connection *con, int fd, + chunkqueue *cq); typedef struct { PLUGIN_DATA; @@ -137,7 +138,7 @@ typedef struct { typedef struct { chunkqueue *cq; - glusterfs_read_buf_t *buf; + glusterfs_iobuf_t *buf; size_t length; }mod_glusterfs_chunkqueue; @@ -177,7 +178,8 @@ static fake_keys ctrl; #endif int -mod_glusterfs_readv_async_cbk (glusterfs_read_buf_t *buf, +mod_glusterfs_readv_async_cbk (int op_ret, int op_errno, + glusterfs_iobuf_t *buf, void *cbk_data) { glusterfs_async_local_t *local = cbk_data; @@ -185,7 +187,8 @@ mod_glusterfs_readv_async_cbk (glusterfs_read_buf_t *buf, { local->async_read_complete = 1; local->buf = buf; - + local->op_ret = op_ret; + local->op_errno = op_errno; pthread_cond_signal (&local->cond); } pthread_mutex_unlock (&local->lock); @@ -204,7 +207,7 @@ mod_glusterfs_read_async (server *srv, connection *con, chunk *glusterfs_chunk) chunk *c = NULL; off_t offset = glusterfs_chunk->file.start; size_t length = glusterfs_chunk->file.length; - long fd = (long)glusterfs_chunk->file.name; + glusterfs_file_t fd = glusterfs_chunk->file.name; pthread_cond_init (&local.cond, NULL); pthread_mutex_init (&local.lock, NULL); @@ -222,7 +225,7 @@ mod_glusterfs_read_async (server *srv, connection *con, chunk *glusterfs_chunk) } do { - glusterfs_read_buf_t *buf; + glusterfs_iobuf_t *buf; int i; if (length > 0) { nbytes = end - offset; @@ -243,17 +246,15 @@ mod_glusterfs_read_async (server *srv, connection *con, chunk *glusterfs_chunk) pthread_cond_wait (&local.cond, &local.lock); } - local.op_ret = local.buf->op_ret; - local.op_errno = local.buf->op_errno; - local.async_read_complete = 0; buf = local.buf; if ((int)length < 0) - complete = (local.buf->op_ret <= 0); + complete = (local.op_ret <= 0); else { - local.read_bytes += local.buf->op_ret; - complete = ((local.read_bytes == length) || (local.buf->op_ret <= 0)); + local.read_bytes += local.op_ret; + complete = ((local.read_bytes == length) + || (local.op_ret <= 0)); } } pthread_mutex_unlock (&local.lock); @@ -265,7 +266,7 @@ mod_glusterfs_read_async (server *srv, connection *con, chunk *glusterfs_chunk) check += buf->vector[i].iov_len; - nw_write_buf->used = nw_write_buf->size = buf->vector[i].iov_len + 1; + nw_write_buf->used = nw_write_buf->size = buf->vector[i].iov_len; nw_write_buf->ptr = buf->vector[i].iov_base; // buffer_copy_memory (nw_write_buf, buf->vector[i].iov_base, buf->vector[i].iov_len + 1); @@ -308,7 +309,8 @@ mod_glusterfs_read_async (server *srv, connection *con, chunk *glusterfs_chunk) return (local.op_ret < 0 ? HANDLER_FINISHED : HANDLER_GO_ON); } -int mod_glusterfs_network_backend_write(struct server *srv, connection *con, int fd, chunkqueue *cq) +int mod_glusterfs_network_backend_write(struct server *srv, connection *con, + int fd, chunkqueue *cq) { chunk *c, *prev, *first; int chunks_written = 0; @@ -338,11 +340,13 @@ int mod_glusterfs_network_backend_write(struct server *srv, connection *con, int network_backend_write (srv, con, fd, gf_cq->cq); - if ((size_t)chunkqueue_written (gf_cq->cq) != gf_cq->length) { + if ((size_t)chunkqueue_written (gf_cq->cq) + != gf_cq->length) { cq->first = first; return chunks_written; } - for (tmp = gf_cq->cq->first ; tmp; tmp = tmp->next) + for (tmp = gf_cq->cq->first ; tmp; + tmp = tmp->next) tmp->mem->ptr = NULL; chunkqueue_free (gf_cq->cq); @@ -351,9 +355,11 @@ int mod_glusterfs_network_backend_write(struct server *srv, connection *con, int c->file.mmap.start = NULL; } - mod_glusterfs_read_async (srv, con, c); //c->file.fd, c->file.start, -1);//c->file.length); + mod_glusterfs_read_async (srv, con, c); if (c->file.mmap.start) { - /* pending chunkqueue from mod_glusterfs_read_async to be written to network */ + /* pending chunkqueue from + mod_glusterfs_read_async to be written to + network */ cq->first = first; return chunks_written; } @@ -385,7 +391,8 @@ int mod_glusterfs_network_backend_write(struct server *srv, connection *con, int return chunks_written; } -int chunkqueue_append_glusterfs_file (connection *con, long fd, off_t offset, off_t len) +int chunkqueue_append_glusterfs_file (connection *con, glusterfs_file_t fd, + off_t offset, size_t len, size_t buf_size) { chunk *c = NULL; c = chunkqueue_get_append_tempfile (con->write_queue); @@ -397,12 +404,14 @@ int chunkqueue_append_glusterfs_file (connection *con, long fd, off_t offset, of c->type = MEM_CHUNK; + buffer_free (c->mem); + c->mem = buffer_init (); c->mem->used = len + 1; + c->mem->size = buf_size; c->mem->ptr = NULL; c->offset = 0; - /* buffer_copy_string_buffer (c->file.name, fn); */ buffer_free (c->file.name); /* fd returned by libglusterfsclient is a pointer */ @@ -420,7 +429,6 @@ INIT_FUNC(mod_glusterfs_init) { plugin_data *p; p = calloc(1, sizeof(*p)); - /* ERR_ABORT (p); */ network_backend_write = NULL; return p; @@ -463,24 +471,34 @@ SETDEFAULTS_FUNC(mod_glusterfs_set_defaults) { size_t i = 0; config_values_t cv[] = { - { "glusterfs.logfile", NULL, T_CONFIG_STRING, T_CONFIG_SCOPE_CONNECTION }, + { "glusterfs.logfile", NULL, T_CONFIG_STRING, + T_CONFIG_SCOPE_CONNECTION }, - { "glusterfs.loglevel", NULL, T_CONFIG_STRING, T_CONFIG_SCOPE_CONNECTION }, + { "glusterfs.loglevel", NULL, T_CONFIG_STRING, + T_CONFIG_SCOPE_CONNECTION }, - { "glusterfs.volume-specfile", NULL, T_CONFIG_STRING, T_CONFIG_SCOPE_CONNECTION }, + { "glusterfs.volume-specfile", NULL, T_CONFIG_STRING, + T_CONFIG_SCOPE_CONNECTION }, - { "glusterfs.cache-timeout", NULL, T_CONFIG_SHORT, T_CONFIG_SCOPE_CONNECTION }, + { "glusterfs.cache-timeout", NULL, T_CONFIG_SHORT, + T_CONFIG_SCOPE_CONNECTION }, - { "glusterfs.exclude-extensions", NULL, T_CONFIG_ARRAY, T_CONFIG_SCOPE_CONNECTION }, + { "glusterfs.exclude-extensions", NULL, T_CONFIG_ARRAY, + T_CONFIG_SCOPE_CONNECTION }, - /*TODO: get the prefix from config_conext and remove glusterfs.prefix from conf file */ - { "glusterfs.prefix", NULL, T_CONFIG_STRING, T_CONFIG_SCOPE_CONNECTION }, + /*TODO: get the prefix from config_conext and + remove glusterfs.prefix from conf file */ + { "glusterfs.prefix", NULL, T_CONFIG_STRING, + T_CONFIG_SCOPE_CONNECTION }, - { "glusterfs.xattr-interface-size-limit", NULL, T_CONFIG_STRING, T_CONFIG_SCOPE_CONNECTION }, + { "glusterfs.xattr-interface-size-limit", NULL, T_CONFIG_STRING, + T_CONFIG_SCOPE_CONNECTION }, - { "glusterfs.document-root", NULL, T_CONFIG_STRING, T_CONFIG_SCOPE_CONNECTION }, + { "glusterfs.document-root", NULL, T_CONFIG_STRING, + T_CONFIG_SCOPE_CONNECTION }, - { NULL, NULL, T_CONFIG_UNSET, T_CONFIG_SCOPE_UNSET } + { NULL, NULL, T_CONFIG_UNSET, + T_CONFIG_SCOPE_UNSET } }; p->config_storage = calloc(1, srv->config_context->used * sizeof(specific_config *)); @@ -510,7 +528,9 @@ SETDEFAULTS_FUNC(mod_glusterfs_set_defaults) { cv[7].destination = s->document_root; p->config_storage[i] = s; - if (0 != config_insert_values_global(srv, ((data_config *)srv->config_context->data[i])->value, cv)) { + if (0 != config_insert_values_global(srv, + ((data_config *)srv->config_context->data[i])->value, + cv)) { return HANDLER_FINISHED; } } @@ -521,7 +541,8 @@ SETDEFAULTS_FUNC(mod_glusterfs_set_defaults) { #define PATCH(x) \ p->conf.x = s->x; -static int mod_glusterfs_patch_connection(server *srv, connection *con, plugin_data *p) { +static int mod_glusterfs_patch_connection(server *srv, connection *con, + plugin_data *p) { size_t i, j; plugin_config *s; @@ -547,21 +568,29 @@ static int mod_glusterfs_patch_connection(server *srv, connection *con, plugin_d for (j = 0; j < dc->value->used; j++) { data_unset *du = dc->value->data[j]; - if (buffer_is_equal_string (du->key, CONST_STR_LEN("glusterfs.logfile"))) { + if (buffer_is_equal_string (du->key, + CONST_STR_LEN("glusterfs.logfile"))) { PATCH (logfile); - } else if (buffer_is_equal_string (du->key, CONST_STR_LEN("glusterfs.loglevel"))) { + } else if (buffer_is_equal_string (du->key, + CONST_STR_LEN("glusterfs.loglevel"))) { PATCH (loglevel); - } else if (buffer_is_equal_string (du->key, CONST_STR_LEN ("glusterfs.volume-specfile"))) { + } else if (buffer_is_equal_string (du->key, + CONST_STR_LEN ("glusterfs.volume-specfile"))) { PATCH (specfile); - } else if (buffer_is_equal_string (du->key, CONST_STR_LEN("glusterfs.cache-timeout"))) { + } else if (buffer_is_equal_string (du->key, + CONST_STR_LEN("glusterfs.cache-timeout"))) { PATCH (cache_timeout); - } else if (buffer_is_equal_string (du->key, CONST_STR_LEN ("glusterfs.exclude-extensions"))) { + } else if (buffer_is_equal_string (du->key, + CONST_STR_LEN ("glusterfs.exclude-extensions"))) { PATCH (exclude_exts); - } else if (buffer_is_equal_string (du->key, CONST_STR_LEN ("glusterfs.prefix"))) { + } else if (buffer_is_equal_string (du->key, + CONST_STR_LEN ("glusterfs.prefix"))) { PATCH (prefix); - } else if (buffer_is_equal_string (du->key, CONST_STR_LEN ("glusterfs.xattr-interface-size-limit"))) { + } else if (buffer_is_equal_string (du->key, + CONST_STR_LEN ("glusterfs.xattr-interface-size-limit"))) { PATCH (xattr_file_size); - } else if (buffer_is_equal_string (du->key, CONST_STR_LEN ("glusterfs.document-root"))) { + } else if (buffer_is_equal_string (du->key, + CONST_STR_LEN ("glusterfs.document-root"))) { PATCH (document_root); } } @@ -571,7 +600,8 @@ static int mod_glusterfs_patch_connection(server *srv, connection *con, plugin_d #undef PATCH -static int http_response_parse_range(server *srv, connection *con, plugin_data *p) { +static int http_response_parse_range(server *srv, connection *con, + plugin_data *p) { int multipart = 0; int error; off_t start, end; @@ -587,7 +617,8 @@ static int http_response_parse_range(server *srv, connection *con, plugin_data * size = atoi (p->conf.xattr_file_size->ptr); } - if (HANDLER_ERROR == stat_cache_get_entry(srv, con, con->physical.path, &sce)) { + if (HANDLER_ERROR == stat_cache_get_entry(srv, con, con->physical.path, + &sce)) { SEGFAULT(); } @@ -596,7 +627,8 @@ static int http_response_parse_range(server *srv, connection *con, plugin_data * con->response.content_length = 0; - if (NULL != (ds = (data_string *)array_get_element(con->response.headers, "Content-Type"))) { + if (NULL != (ds = (data_string *)array_get_element(con->response.headers, + "Content-Type"))) { content_type = ds->value; } @@ -743,17 +775,22 @@ static int http_response_parse_range(server *srv, connection *con, plugin_data * return HANDLER_ERROR; */ /* fn = buffer_init_string (path); */ - if ((size_t)sce->st.st_size > size) { - chunkqueue_append_glusterfs_file(con, ctx->fd, start, end - start + 1); + if ((size_t)sce->st.st_size >= size) { + chunkqueue_append_glusterfs_file(con, ctx->fd, + start, + end - start, + size); } else { if (!start) { buffer *mem = buffer_init (); mem->ptr = ctx->buf; - mem->used = mem->size = sce->st.st_size + 1; + mem->used = mem->size = sce->st.st_size; http_chunk_append_buffer (srv, con, mem); ctx->buf = NULL; } else { - chunkqueue_append_mem (con->write_queue, ((char *)ctx->buf) + start, end - start + 1); + chunkqueue_append_mem (con->write_queue, + ((char *)ctx->buf) + start, + end - start + 1); } } @@ -787,7 +824,8 @@ static int http_response_parse_range(server *srv, connection *con, plugin_data * buffer_append_string(p->range_buf, boundary); /* overwrite content-type */ - response_header_overwrite(srv, con, CONST_STR_LEN("Content-Type"), CONST_BUF_LEN(p->range_buf)); + response_header_overwrite(srv, con, CONST_STR_LEN("Content-Type"), + CONST_BUF_LEN(p->range_buf)); } else { /* add Content-Range-header */ @@ -798,7 +836,8 @@ static int http_response_parse_range(server *srv, connection *con, plugin_data * buffer_append_string(p->range_buf, "/"); buffer_append_off_t(p->range_buf, sce->st.st_size); - response_header_insert(srv, con, CONST_STR_LEN("Content-Range"), CONST_BUF_LEN(p->range_buf)); + response_header_insert(srv, con, CONST_STR_LEN("Content-Range"), + CONST_BUF_LEN(p->range_buf)); } /* ok, the file is set-up */ @@ -838,13 +877,14 @@ PHYSICALPATH_FUNC(mod_glusterfs_handle_physical) { } if (!p->conf.document_root || p->conf.document_root->used == 0) { - log_error_write(srv, __FILE__, __LINE__, "s", "glusterfs.document-root is not specified"); + log_error_write(srv, __FILE__, __LINE__, "s", + "glusterfs.document-root is not specified"); con->http_status = 500; return HANDLER_FINISHED; } if (p->conf.handle <= 0) { - glusterfs_init_ctx_t ctx; + glusterfs_init_params_t ctx; if (!p->conf.specfile || p->conf.specfile->used == 0) { return HANDLER_GO_ON; @@ -860,7 +900,10 @@ PHYSICALPATH_FUNC(mod_glusterfs_handle_physical) { if (p->conf.handle <= 0) { con->http_status = 500; - log_error_write(srv, __FILE__, __LINE__, "sbs", "glusterfs initialization failed, please check your configuration. Glusterfs logfile ", p->conf.logfile, "might contain details"); + log_error_write(srv, __FILE__, __LINE__, "sbs", + "glusterfs initialization failed, please check your configuration. Glusterfs logfile ", + p->conf.logfile, + "might contain details"); return HANDLER_FINISHED; } } @@ -899,12 +942,19 @@ PHYSICALPATH_FUNC(mod_glusterfs_handle_physical) { } plugin_ctx->glusterfs_path = buffer_init (); - buffer_copy_string_buffer (plugin_ctx->glusterfs_path, p->conf.document_root); + buffer_copy_string_buffer (plugin_ctx->glusterfs_path, + p->conf.document_root); buffer_append_string (plugin_ctx->glusterfs_path, "/"); - buffer_append_string (plugin_ctx->glusterfs_path, con->physical.path->ptr + plugin_ctx->prefix); - buffer_path_simplify (plugin_ctx->glusterfs_path, plugin_ctx->glusterfs_path); + buffer_append_string (plugin_ctx->glusterfs_path, + con->physical.path->ptr + plugin_ctx->prefix); + buffer_path_simplify (plugin_ctx->glusterfs_path, + plugin_ctx->glusterfs_path); - if (glusterfs_stat_cache_get_entry (srv, con, (libglusterfs_handle_t )p->conf.handle, plugin_ctx->glusterfs_path, con->physical.path, plugin_ctx->buf, size, &sce) == HANDLER_ERROR) { + if (glusterfs_stat_cache_get_entry (srv, con, + (glusterfs_handle_t )p->conf.handle, + plugin_ctx->glusterfs_path, + con->physical.path, plugin_ctx->buf, + size, &sce) == HANDLER_ERROR) { if (errno == ENOENT) con->http_status = 404; else @@ -921,7 +971,7 @@ PHYSICALPATH_FUNC(mod_glusterfs_handle_physical) { return HANDLER_FINISHED; } - if (!(S_ISREG (sce->st.st_mode) && (size_t)sce->st.st_size <= size)) { + if (!(S_ISREG (sce->st.st_mode) && (size_t)sce->st.st_size < size)) { free (plugin_ctx->buf); plugin_ctx->buf = NULL; } @@ -946,7 +996,8 @@ static int http_chunk_append_len(server *srv, connection *con, size_t len) { buffer_prepare_copy(b, i + 1); for (j = i-1, len = olen; j+1 > 0; j--) { - b->ptr[j] = (len & 0xf) + (((len & 0xf) <= 9) ? '0' : 'a' - 10); + b->ptr[j] = (len & 0xf) + (((len & 0xf) <= 9) ? + '0' : 'a' - 10); len >>= 4; } b->used = i; @@ -959,7 +1010,9 @@ static int http_chunk_append_len(server *srv, connection *con, size_t len) { return 0; } -int http_chunk_append_glusterfs_file_chunk(server *srv, connection *con, long fd, off_t offset, off_t len) { +int http_chunk_append_glusterfs_file_chunk(server *srv, connection *con, + glusterfs_file_t fd, off_t offset, + off_t len, size_t buf_size) { chunkqueue *cq; if (!con) return -1; @@ -970,16 +1023,20 @@ int http_chunk_append_glusterfs_file_chunk(server *srv, connection *con, long fd http_chunk_append_len(srv, con, len); } - chunkqueue_append_glusterfs_file (con, fd, offset, len); + chunkqueue_append_glusterfs_file (con, fd, offset, len, buf_size); - if (con->response.transfer_encoding & HTTP_TRANSFER_ENCODING_CHUNKED && len > 0) { + if ((con->response.transfer_encoding & HTTP_TRANSFER_ENCODING_CHUNKED) + && (len > 0)) { chunkqueue_append_mem(cq, "\r\n", 2 + 1); } return 0; } -int http_chunk_append_glusterfs_mem(server *srv, connection *con, const char * mem, size_t len) { +int http_chunk_append_glusterfs_mem(server *srv, connection *con, + const char * mem, size_t len, + size_t buf_size) +{ chunkqueue *cq = NULL; buffer *buf = NULL; @@ -988,7 +1045,9 @@ int http_chunk_append_glusterfs_mem(server *srv, connection *con, const char * m cq = con->write_queue; if (len == 0) { - if (con->response.transfer_encoding & HTTP_TRANSFER_ENCODING_CHUNKED) { + free (mem); + if (con->response.transfer_encoding + & HTTP_TRANSFER_ENCODING_CHUNKED) { chunkqueue_append_mem(cq, "0\r\n\r\n", 5 + 1); } else { chunkqueue_append_mem(cq, "", 1); @@ -1003,6 +1062,7 @@ int http_chunk_append_glusterfs_mem(server *srv, connection *con, const char * m buf = buffer_init (); buf->used = len + 1; + buf->size = buf_size buf->ptr = (char *)mem; chunkqueue_append_buffer_weak (cq, buf); @@ -1065,10 +1125,12 @@ URIHANDLER_FUNC(mod_glusterfs_subrequest) { */ if (con->conf.log_request_handling) { - log_error_write(srv, __FILE__, __LINE__, "s", "-- serving file from glusterfs"); + log_error_write(srv, __FILE__, __LINE__, "s", + "-- serving file from glusterfs"); } - if (HANDLER_ERROR == stat_cache_get_entry(srv, con, con->physical.path, &sce)) { + if (HANDLER_ERROR == stat_cache_get_entry(srv, con, con->physical.path, + &sce)) { con->http_status = 403; log_error_write(srv, __FILE__, __LINE__, "sbsb", @@ -1091,7 +1153,9 @@ URIHANDLER_FUNC(mod_glusterfs_subrequest) { size = atoi (p->conf.xattr_file_size->ptr); if ((size_t)sce->st.st_size > size) { - ctx->fd = glusterfs_open ((libglusterfs_handle_t ) ((unsigned long)p->conf.handle), ctx->glusterfs_path->ptr, O_RDONLY, 0); + ctx->fd = glusterfs_open ((glusterfs_handle_t ) ((unsigned long)p->conf.handle), + ctx->glusterfs_path->ptr, O_RDONLY, + 0); if (((long)ctx->fd) == 0) { con->http_status = 403; @@ -1110,8 +1174,10 @@ URIHANDLER_FUNC(mod_glusterfs_subrequest) { con->http_status = 403; if (con->conf.log_request_handling) { - log_error_write(srv, __FILE__, __LINE__, "s", "-- access denied due symlink restriction"); - log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path); + log_error_write(srv, __FILE__, __LINE__, "s", + "-- access denied due symlink restriction"); + log_error_write(srv, __FILE__, __LINE__, "sb", + "Path :", con->physical.path); } buffer_reset(con->physical.path); @@ -1147,39 +1213,52 @@ URIHANDLER_FUNC(mod_glusterfs_subrequest) { * This should fix the aggressive caching of FF and the script download * seen by the first installations */ - response_header_overwrite(srv, con, CONST_STR_LEN("Content-Type"), CONST_STR_LEN("application/octet-stream")); + response_header_overwrite(srv, con, + CONST_STR_LEN("Content-Type"), + CONST_STR_LEN("application/octet-stream")); allow_caching = 0; } else { - response_header_overwrite(srv, con, CONST_STR_LEN("Content-Type"), CONST_BUF_LEN(sce->content_type)); + response_header_overwrite(srv, con, + CONST_STR_LEN("Content-Type"), + CONST_BUF_LEN(sce->content_type)); } } if (con->conf.range_requests) { - response_header_overwrite(srv, con, CONST_STR_LEN("Accept-Ranges"), CONST_STR_LEN("bytes")); + response_header_overwrite(srv, con, + CONST_STR_LEN("Accept-Ranges"), + CONST_STR_LEN("bytes")); } /* TODO: Allow Cachable requests */ #if 0 if (allow_caching) { - if (p->conf.etags_used && con->etag_flags != 0 && !buffer_is_empty(sce->etag)) { - if (NULL == array_get_element(con->response.headers, "ETag")) { + if (p->conf.etags_used && con->etag_flags != 0 + && !buffer_is_empty(sce->etag)) { + if (NULL == array_get_element(con->response.headers, + "ETag")) { /* generate e-tag */ etag_mutate(con->physical.etag, sce->etag); - response_header_overwrite(srv, con, CONST_STR_LEN("ETag"), CONST_BUF_LEN(con->physical.etag)); + response_header_overwrite(srv, con, + CONST_STR_LEN("ETag"), + CONST_BUF_LEN(con->physical.etag)); } } /* prepare header */ - if (NULL == (ds = (data_string *)array_get_element(con->response.headers, "Last-Modified"))) { + if (NULL == (ds = (data_string *)array_get_element(con->response.headers, + "Last-Modified"))) { mtime = strftime_cache_get(srv, sce->st.st_mtime); - response_header_overwrite(srv, con, CONST_STR_LEN("Last-Modified"), CONST_BUF_LEN(mtime)); + response_header_overwrite(srv, con, CONST_STR_LEN("Last-Modified"), + CONST_BUF_LEN(mtime)); } else { mtime = ds->value; } - if (HANDLER_FINISHED == http_response_handle_cachable(srv, con, mtime)) { + if (HANDLER_FINISHED == http_response_handle_cachable(srv, con, + mtime)) { free (ctx); con->plugin_ctx[p->id] = NULL; return HANDLER_FINISHED; @@ -1195,14 +1274,17 @@ URIHANDLER_FUNC(mod_glusterfs_subrequest) { /* check if we have a conditional GET */ /* prepare header */ - if (NULL == (ds = (data_string *)array_get_element(con->response.headers, "Last-Modified"))) { + if (NULL == (ds = (data_string *)array_get_element(con->response.headers, + "Last-Modified"))) { mtime = strftime_cache_get(srv, sce->st.st_mtime); - response_header_overwrite(srv, con, CONST_STR_LEN("Last-Modified"), CONST_BUF_LEN(mtime)); + response_header_overwrite(srv, con, CONST_STR_LEN("Last-Modified"), + CONST_BUF_LEN(mtime)); } else { mtime = ds->value; } - if (NULL != (ds = (data_string *)array_get_element(con->request.headers, "If-Range"))) { + if (NULL != (ds = (data_string *)array_get_element(con->request.headers, + "If-Range"))) { /* if the value is the same as our ETag, we do a Range-request, * otherwise a full 200 */ @@ -1212,7 +1294,8 @@ URIHANDLER_FUNC(mod_glusterfs_subrequest) { */ if (!con->physical.etag) { do_range_request = 0; - } else if (!buffer_is_equal(ds->value, con->physical.etag)) { + } else if (!buffer_is_equal(ds->value, + con->physical.etag)) { do_range_request = 0; } } else if (!mtime) { @@ -1251,10 +1334,12 @@ URIHANDLER_FUNC(mod_glusterfs_subrequest) { if (p->conf.xattr_file_size && p->conf.xattr_file_size->ptr) size = atoi (p->conf.xattr_file_size->ptr); - if (size < (size_t)sce->st.st_size) { - http_chunk_append_glusterfs_file_chunk (srv, con, ctx->fd, 0, sce->st.st_size); + if (size <= (size_t)sce->st.st_size) { + http_chunk_append_glusterfs_file_chunk (srv, con, ctx->fd, 0, + sce->st.st_size, size); } else { - http_chunk_append_glusterfs_mem (srv, con, ctx->buf, sce->st.st_size); + http_chunk_append_glusterfs_mem (srv, con, ctx->buf, + sce->st.st_size, size); } con->http_status = 200; @@ -1269,7 +1354,7 @@ URIHANDLER_FUNC(mod_glusterfs_subrequest) { #if 0 URIHANDLER_FUNC(mod_glusterfs_request_done) { - mod_glusterfs_read_buf_t *cur = first, *prev; + mod_glusterfs_iobuf_t *cur = first, *prev; while (cur) { prev = cur; glusterfs_free (cur->buf); @@ -1405,7 +1490,7 @@ static int stat_cache_lstat(server *srv, buffer *dname, struct stat *lst) { handler_t glusterfs_stat_cache_get_entry(server *srv, connection *con, - libglusterfs_handle_t handle, + glusterfs_handle_t handle, buffer *glusterfs_path, buffer *name, void *buf, @@ -1464,7 +1549,8 @@ handler_t glusterfs_stat_cache_get_entry(server *srv, /* check if the name is the same, we might have a collision */ if (buffer_is_equal(name, sce->name)) { - if (srv->srvconf.stat_cache_engine == STAT_CACHE_ENGINE_SIMPLE) { + if (srv->srvconf.stat_cache_engine + == STAT_CACHE_ENGINE_SIMPLE) { if (sce->stat_ts == srv->cur_ts && !buf) { *ret_sce = sce; return HANDLER_GO_ON; @@ -1486,7 +1572,8 @@ handler_t glusterfs_stat_cache_get_entry(server *srv, } else { #ifdef DEBUG_STAT_CACHE if (i != ctrl.used) { - fprintf(stderr, "%s.%d: %08x was already inserted but not found in cache, %s\n", __FILE__, __LINE__, file_ndx, name->ptr); + fprintf(stderr, "%s.%d: %08x was already inserted but not found in cache, %s\n", + __FILE__, __LINE__, file_ndx, name->ptr); } assert(i == ctrl.used); #endif @@ -1497,7 +1584,7 @@ handler_t glusterfs_stat_cache_get_entry(server *srv, * - stat() if regular file + open() to see if we can read from it is better * * */ - if (-1 == glusterfs_lookup(handle, glusterfs_path->ptr, buf, size, &st)) { + if (-1 == glusterfs_get (handle, glusterfs_path->ptr, buf, size, &st)) { return HANDLER_ERROR; } @@ -1577,7 +1664,8 @@ handler_t glusterfs_stat_cache_get_entry(server *srv, dname->used = s_cur - dname->ptr + 1; if (dname->ptr == s_cur) { #ifdef DEBUG_STAT_CACHE - log_error_write(srv, __FILE__, __LINE__, "s", "reached /"); + log_error_write(srv, __FILE__, __LINE__, + "s", "reached /"); #endif break; } @@ -1588,7 +1676,8 @@ handler_t glusterfs_stat_cache_get_entry(server *srv, if (stat_cache_lstat(srv, dname, &lst) == 0) { sce->is_symlink = 1; #ifdef DEBUG_STAT_CACHE - log_error_write(srv, __FILE__, __LINE__, "sb", + log_error_write(srv, __FILE__, __LINE__, + "sb", "found symlink", dname); #endif break; @@ -1612,8 +1701,10 @@ handler_t glusterfs_stat_cache_get_entry(server *srv, /* check if the right side is the same */ if (type->used > name->used) continue; - if (0 == strncasecmp(name->ptr + name->used - type->used, type->ptr, type->used - 1)) { - buffer_copy_string_buffer(sce->content_type, ds->value); + if (0 == strncasecmp(name->ptr + name->used - type->used, + type->ptr, type->used - 1)) { + buffer_copy_string_buffer(sce->content_type, + ds->value); break; } } @@ -1659,7 +1750,8 @@ handler_t glusterfs_stat_cache_get_entry(server *srv, osize = sc->dirs->size; } - sc->dirs = splaytree_insert(sc->dirs, dir_ndx, fam_dir); + sc->dirs = splaytree_insert(sc->dirs, dir_ndx, + fam_dir); assert(sc->dirs); assert(sc->dirs->data == fam_dir); assert(osize == (sc->dirs->size - 1)); @@ -1691,7 +1783,8 @@ handler_t glusterfs_stat_cache_get_entry(server *srv, * and remove them in a second loop */ -static int stat_cache_tag_old_entries(server *srv, splay_tree *t, int *keys, size_t *ndx) { +static int stat_cache_tag_old_entries(server *srv, splay_tree *t, int *keys, + size_t *ndx) { stat_cache_entry *sce; if (!t) return 0; diff --git a/mod_glusterfs/lighttpd/1.4/mod_glusterfs.h b/mod_glusterfs/lighttpd/1.4/mod_glusterfs.h index d8552e60e7c..5db743e2343 100644 --- a/mod_glusterfs/lighttpd/1.4/mod_glusterfs.h +++ b/mod_glusterfs/lighttpd/1.4/mod_glusterfs.h @@ -24,6 +24,10 @@ #include #include "base.h" -handler_t glusterfs_stat_cache_get_entry(server *srv, connection *con, libglusterfs_handle_t handle, buffer *glusterfs_path, buffer *name, void *buf, size_t size, stat_cache_entry **fce); +handler_t glusterfs_stat_cache_get_entry(server *srv, connection *con, + glusterfs_handle_t handle, + buffer *glusterfs_path, buffer *name, + void *buf, size_t size, + stat_cache_entry **fce); #endif -- cgit