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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-13 12:18:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-13 12:18:05 +0000
commitb46aad6df449445a9fc4aa7b32bd40005438e3f7 (patch)
tree751aa858ca01f35de800164516b298887382919d /addons/wurfl/wurfl.c
parentInitial commit. (diff)
downloadhaproxy-b46aad6df449445a9fc4aa7b32bd40005438e3f7.tar.xz
haproxy-b46aad6df449445a9fc4aa7b32bd40005438e3f7.zip
Adding upstream version 2.9.5.upstream/2.9.5
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--addons/wurfl/wurfl.c779
1 files changed, 779 insertions, 0 deletions
diff --git a/addons/wurfl/wurfl.c b/addons/wurfl/wurfl.c
new file mode 100644
index 0000000..4df6473
--- /dev/null
+++ b/addons/wurfl/wurfl.c
@@ -0,0 +1,779 @@
+#include <stdio.h>
+#include <stdarg.h>
+
+#include <import/ebmbtree.h>
+#include <import/ebsttree.h>
+
+#include <haproxy/api.h>
+#include <haproxy/arg.h>
+#include <haproxy/buf-t.h>
+#include <haproxy/cfgparse.h>
+#include <haproxy/chunk.h>
+#include <haproxy/errors.h>
+#include <haproxy/global.h>
+#include <haproxy/http_ana.h>
+#include <haproxy/http_fetch.h>
+#include <haproxy/http_htx.h>
+#include <haproxy/log.h>
+#include <haproxy/sample.h>
+#include <haproxy/tools.h>
+
+#include <wurfl/wurfl.h>
+
+static struct {
+ char *data_file; /* the WURFL data file */
+ char *cache_size; /* the WURFL cache parameters */
+ struct list patch_file_list; /* the list of WURFL patch file to use */
+ char information_list_separator; /* the separator used in request to separate values */
+ struct list information_list; /* the list of WURFL data to return into request */
+ void *handle; /* the handle to WURFL engine */
+ struct eb_root btree; /* btree containing info (name/type) on WURFL data to return */
+} global_wurfl = {
+ .data_file = NULL,
+ .cache_size = NULL,
+ .information_list_separator = ',',
+ .information_list = LIST_HEAD_INIT(global_wurfl.information_list),
+ .patch_file_list = LIST_HEAD_INIT(global_wurfl.patch_file_list),
+ .handle = NULL,
+};
+
+#ifdef WURFL_DEBUG
+inline static void ha_wurfl_log(char * message, ...)
+{
+ char logbuf[256];
+ va_list argp;
+
+ va_start(argp, message);
+ vsnprintf(logbuf, sizeof(logbuf), message, argp);
+ va_end(argp);
+ send_log(NULL, LOG_NOTICE, "%s", logbuf);
+}
+#else
+inline static void ha_wurfl_log(char * message, ...)
+{
+}
+#endif
+
+#define HA_WURFL_MAX_HEADER_LENGTH 1024
+
+typedef char *(*PROP_CALLBACK_FUNC)(wurfl_handle wHandle, wurfl_device_handle dHandle);
+
+enum wurfl_data_type {
+ HA_WURFL_DATA_TYPE_UNKNOWN = 0,
+ HA_WURFL_DATA_TYPE_CAP = 100,
+ HA_WURFL_DATA_TYPE_VCAP = 200,
+ HA_WURFL_DATA_TYPE_PROPERTY = 300
+};
+
+typedef struct {
+ char *name;
+ enum wurfl_data_type type;
+ PROP_CALLBACK_FUNC func_callback;
+ struct ebmb_node nd;
+} wurfl_data_t;
+
+static const char HA_WURFL_MODULE_VERSION[] = "2.0";
+static const char HA_WURFL_ISDEVROOT_FALSE[] = "FALSE";
+static const char HA_WURFL_ISDEVROOT_TRUE[] = "TRUE";
+
+static const char HA_WURFL_DATA_TYPE_UNKNOWN_STRING[] = "unknown";
+static const char HA_WURFL_DATA_TYPE_CAP_STRING[] = "capability";
+static const char HA_WURFL_DATA_TYPE_VCAP_STRING[] = "virtual_capability";
+static const char HA_WURFL_DATA_TYPE_PROPERTY_STRING[] = "property";
+
+static const char *ha_wurfl_retrieve_header(const char *header_name, const void *wh);
+static const char *ha_wurfl_get_wurfl_root_id (wurfl_handle wHandle, wurfl_device_handle dHandle);
+static const char *ha_wurfl_get_wurfl_id (wurfl_handle wHandle, wurfl_device_handle dHandle);
+static const char *ha_wurfl_get_wurfl_isdevroot (wurfl_handle wHandle, wurfl_device_handle dHandle);
+static const char *ha_wurfl_get_wurfl_useragent (wurfl_handle wHandle, wurfl_device_handle dHandle);
+static const char *ha_wurfl_get_wurfl_api_version (wurfl_handle wHandle, wurfl_device_handle dHandle);
+static const char *ha_wurfl_get_wurfl_engine_target (wurfl_handle wHandle, wurfl_device_handle dHandle);
+static const char *ha_wurfl_get_wurfl_info (wurfl_handle wHandle, wurfl_device_handle dHandle);
+static const char *ha_wurfl_get_wurfl_last_load_time (wurfl_handle wHandle, wurfl_device_handle dHandle);
+static const char *ha_wurfl_get_wurfl_normalized_useragent (wurfl_handle wHandle, wurfl_device_handle dHandle);
+static const char *ha_wurfl_get_wurfl_useragent_priority (wurfl_handle wHandle, wurfl_device_handle dHandle);
+static const char *(*ha_wurfl_get_property_callback(char *name)) (wurfl_handle wHandle, wurfl_device_handle dHandle);
+
+// ordered property=>function map, suitable for binary search
+static const struct {
+ const char *name;
+ const char *(*func)(wurfl_handle wHandle, wurfl_device_handle dHandle);
+} wurfl_properties_function_map [] = {
+ {"wurfl_api_version", ha_wurfl_get_wurfl_api_version},
+ {"wurfl_engine_target", ha_wurfl_get_wurfl_engine_target}, // kept for backward conf file compat
+ {"wurfl_id", ha_wurfl_get_wurfl_id },
+ {"wurfl_info", ha_wurfl_get_wurfl_info },
+ {"wurfl_isdevroot", ha_wurfl_get_wurfl_isdevroot},
+ {"wurfl_last_load_time", ha_wurfl_get_wurfl_last_load_time},
+ {"wurfl_normalized_useragent", ha_wurfl_get_wurfl_normalized_useragent},
+ {"wurfl_root_id", ha_wurfl_get_wurfl_root_id},
+ {"wurfl_useragent", ha_wurfl_get_wurfl_useragent},
+ {"wurfl_useragent_priority", ha_wurfl_get_wurfl_useragent_priority }, // kept for backward conf file compat
+};
+static const int HA_WURFL_PROPERTIES_NBR = 10;
+
+typedef struct {
+ struct list list;
+ wurfl_data_t data;
+} wurfl_information_t;
+
+typedef struct {
+ struct list list;
+ char *patch_file_path;
+} wurfl_patches_t;
+
+typedef struct {
+ struct sample *wsmp;
+ char header_value[HA_WURFL_MAX_HEADER_LENGTH + 1];
+} ha_wurfl_header_t;
+
+/*
+ * configuration parameters parsing functions
+ */
+static int ha_wurfl_cfg_data_file(char **args, int section_type, struct proxy *curpx,
+ const struct proxy *defpx, const char *file, int line,
+ char **err)
+{
+
+ if (*(args[1]) == 0) {
+ memprintf(err, "WURFL: %s expects a value.\n", args[0]);
+ return -1;
+ }
+
+ global_wurfl.data_file = strdup(args[1]);
+ return 0;
+}
+
+static int ha_wurfl_cfg_cache(char **args, int section_type, struct proxy *curpx,
+ const struct proxy *defpx, const char *file, int line,
+ char **err)
+{
+ if (*(args[1]) == 0) {
+ memprintf(err, "WURFL: %s expects a value.\n", args[0]);
+ return -1;
+ }
+
+ global_wurfl.cache_size = strdup(args[1]);
+ return 0;
+}
+
+static int ha_wurfl_cfg_engine_mode(char **args, int section_type, struct proxy *curpx,
+ const struct proxy *defpx, const char *file, int line,
+ char **err)
+{
+ // kept for backward conf file compat
+ return 0;
+}
+
+static int ha_wurfl_cfg_information_list_separator(char **args, int section_type, struct proxy *curpx,
+ const struct proxy *defpx, const char *file, int line,
+ char **err)
+{
+ if (*(args[1]) == 0) {
+ memprintf(err, "WURFL: %s expects a single character.\n", args[0]);
+ return -1;
+ }
+
+ if (strlen(args[1]) > 1) {
+ memprintf(err, "WURFL: %s expects a single character, got %s.\n", args[0], args[1]);
+ return -1;
+ }
+
+ global_wurfl.information_list_separator = *args[1];
+ return 0;
+}
+
+static int ha_wurfl_cfg_information_list(char **args, int section_type, struct proxy *curpx,
+ const struct proxy *defpx, const char *file, int line,
+ char **err)
+{
+ int argIdx = 1;
+ wurfl_information_t *wi;
+
+ if (*(args[argIdx]) == 0) {
+ memprintf(err, "WURFL: %s expects a value.\n", args[0]);
+ return -1;
+ }
+
+ while (*(args[argIdx])) {
+ wi = calloc(1, sizeof(*wi));
+
+ if (wi == NULL) {
+ memprintf(err, "WURFL: Error allocating memory for %s element.\n", args[0]);
+ return -1;
+ }
+
+ wi->data.name = strdup(args[argIdx]);
+ wi->data.type = HA_WURFL_DATA_TYPE_UNKNOWN;
+ wi->data.func_callback = NULL;
+ LIST_APPEND(&global_wurfl.information_list, &wi->list);
+ ++argIdx;
+ }
+
+ return 0;
+}
+
+static int ha_wurfl_cfg_patch_file_list(char **args, int section_type, struct proxy *curpx,
+ const struct proxy *defpx, const char *file, int line,
+ char **err)
+{
+ int argIdx = 1;
+ wurfl_patches_t *wp;
+
+ if (*(args[argIdx]) == 0) {
+ memprintf(err, "WURFL: %s expects a value.\n", args[0]);
+ return -1;
+ }
+
+ while (*(args[argIdx])) {
+ wp = calloc(1, sizeof(*wp));
+
+ if (wp == NULL) {
+ memprintf(err, "WURFL: Error allocating memory for %s element.\n", args[0]);
+ return -1;
+ }
+
+ wp->patch_file_path = strdup(args[argIdx]);
+ LIST_APPEND(&global_wurfl.patch_file_list, &wp->list);
+ ++argIdx;
+ }
+
+ return 0;
+}
+
+static int ha_wurfl_cfg_useragent_priority(char **args, int section_type, struct proxy *curpx,
+ const struct proxy *defpx, const char *file, int line,
+ char **err)
+{
+ // this feature is deprecated, keeping only not to break compatibility
+ // with old configuration files.
+ return 0;
+}
+
+/*
+ * module init / deinit functions. Returns 0 if OK, or a combination of ERR_*.
+ */
+
+static int ha_wurfl_init(void)
+{
+ wurfl_information_t *wi;
+ wurfl_patches_t *wp;
+ wurfl_data_t * wn;
+ int wurfl_result_code = WURFL_OK;
+ int len;
+
+ // wurfl-data-file not configured, WURFL is not used so don't try to
+ // configure it.
+ if (global_wurfl.data_file == NULL)
+ return ERR_NONE;
+
+ ha_notice("WURFL: Loading module v.%s\n", HA_WURFL_MODULE_VERSION);
+ // creating WURFL handler
+ global_wurfl.handle = wurfl_create();
+
+ if (global_wurfl.handle == NULL) {
+ ha_warning("WURFL: Engine handler creation failed\n");
+ return ERR_WARN;
+ }
+
+ ha_notice("WURFL: Engine handler created - API version %s\n", wurfl_get_api_version() );
+
+ // set wurfl data file
+ if (wurfl_set_root(global_wurfl.handle, global_wurfl.data_file) != WURFL_OK) {
+ ha_warning("WURFL: Engine setting root file failed - %s\n", wurfl_get_error_message(global_wurfl.handle));
+ return ERR_WARN;
+ }
+
+ ha_notice("WURFL: Engine root file set to %s\n", global_wurfl.data_file);
+ // just a log to inform which separator char has to be used
+ ha_notice("WURFL: Information list separator set to '%c'\n", global_wurfl.information_list_separator);
+
+ // load wurfl data needed ( and filter whose are supposed to be capabilities )
+ if (LIST_ISEMPTY(&global_wurfl.information_list)) {
+ ha_warning("WURFL: missing wurfl-information-list parameter in global configuration\n");
+ return ERR_WARN;
+ } else {
+ // ebtree initialization
+ global_wurfl.btree = EB_ROOT;
+
+ // checking if information is valid WURFL data ( cap, vcaps, properties )
+ list_for_each_entry(wi, &global_wurfl.information_list, list) {
+ // check if information is already loaded looking into btree
+ if (ebst_lookup(&global_wurfl.btree, wi->data.name) == NULL) {
+ if ((wi->data.func_callback = (PROP_CALLBACK_FUNC) ha_wurfl_get_property_callback(wi->data.name)) != NULL) {
+ wi->data.type = HA_WURFL_DATA_TYPE_PROPERTY;
+#ifdef WURFL_DEBUG
+ ha_notice("WURFL: [%s] is a valid wurfl data [property]\n",wi->data.name);
+#endif
+ } else if (wurfl_has_virtual_capability(global_wurfl.handle, wi->data.name)) {
+ wi->data.type = HA_WURFL_DATA_TYPE_VCAP;
+#ifdef WURFL_DEBUG
+ ha_notice("WURFL: [%s] is a valid wurfl data [virtual capability]\n",wi->data.name);
+#endif
+ } else {
+ // by default a cap type is assumed to be and we control it on engine load
+ wi->data.type = HA_WURFL_DATA_TYPE_CAP;
+
+ if (wurfl_add_requested_capability(global_wurfl.handle, wi->data.name) != WURFL_OK) {
+ ha_warning("WURFL: capability filtering failed - %s\n", wurfl_get_error_message(global_wurfl.handle));
+ return ERR_WARN;
+ }
+
+ ha_notice("WURFL: [%s] treated as wurfl capability. Will check its validity later, on engine load\n",wi->data.name);
+ }
+
+ // ebtree insert here
+ len = strlen(wi->data.name);
+
+ wn = malloc(sizeof(wurfl_data_t) + len + 1);
+
+ if (wn == NULL) {
+ ha_warning("WURFL: Error allocating memory for information tree element.\n");
+ return ERR_WARN;
+ }
+
+ wn->name = wi->data.name;
+ wn->type = wi->data.type;
+ wn->func_callback = wi->data.func_callback;
+ memcpy(wn->nd.key, wi->data.name, len);
+ wn->nd.key[len] = 0;
+
+ if (!ebst_insert(&global_wurfl.btree, &wn->nd)) {
+ ha_warning("WURFL: [%s] not inserted in btree\n",wn->name);
+ return ERR_WARN;
+ }
+
+ } else {
+#ifdef WURFL_DEBUG
+ ha_notice("WURFL: [%s] already loaded\n",wi->data.name);
+#endif
+ }
+
+ }
+
+ }
+
+
+ // adding WURFL patches if needed
+ if (!LIST_ISEMPTY(&global_wurfl.patch_file_list)) {
+
+ list_for_each_entry(wp, &global_wurfl.patch_file_list, list) {
+ if (wurfl_add_patch(global_wurfl.handle, wp->patch_file_path) != WURFL_OK) {
+ ha_warning("WURFL: Engine adding patch file failed - %s\n", wurfl_get_error_message(global_wurfl.handle));
+ return ERR_WARN;
+ }
+ ha_notice("WURFL: Engine patch file added %s\n", wp->patch_file_path);
+
+ }
+
+ }
+
+ // setting cache provider if specified in cfg, otherwise let engine choose
+ if (global_wurfl.cache_size != NULL) {
+ if (strpbrk(global_wurfl.cache_size, ",") != NULL) {
+ wurfl_result_code = wurfl_set_cache_provider(global_wurfl.handle, WURFL_CACHE_PROVIDER_DOUBLE_LRU, global_wurfl.cache_size) ;
+ } else {
+ if (strcmp(global_wurfl.cache_size, "0")) {
+ wurfl_result_code = wurfl_set_cache_provider(global_wurfl.handle, WURFL_CACHE_PROVIDER_LRU, global_wurfl.cache_size) ;
+ } else {
+ wurfl_result_code = wurfl_set_cache_provider(global_wurfl.handle, WURFL_CACHE_PROVIDER_NONE, 0);
+ }
+
+ }
+
+ if (wurfl_result_code != WURFL_OK) {
+ ha_warning("WURFL: Setting cache to [%s] failed - %s\n", global_wurfl.cache_size, wurfl_get_error_message(global_wurfl.handle));
+ return ERR_WARN;
+ }
+
+ ha_notice("WURFL: Cache set to [%s]\n", global_wurfl.cache_size);
+ }
+
+ // loading WURFL engine
+ if (wurfl_load(global_wurfl.handle) != WURFL_OK) {
+ ha_warning("WURFL: Engine load failed - %s\n", wurfl_get_error_message(global_wurfl.handle));
+ return ERR_WARN;
+ }
+
+ ha_notice("WURFL: Engine loaded\n");
+ ha_notice("WURFL: Module load completed\n");
+ return ERR_NONE;
+}
+
+static void ha_wurfl_deinit(void)
+{
+ wurfl_information_t *wi, *wi2;
+ wurfl_patches_t *wp, *wp2;
+
+ send_log(NULL, LOG_NOTICE, "WURFL: Unloading module v.%s\n", HA_WURFL_MODULE_VERSION);
+ wurfl_destroy(global_wurfl.handle);
+ global_wurfl.handle = NULL;
+ ha_free(&global_wurfl.data_file);
+ ha_free(&global_wurfl.cache_size);
+
+ list_for_each_entry_safe(wi, wi2, &global_wurfl.information_list, list) {
+ LIST_DELETE(&wi->list);
+ free(wi);
+ }
+
+ list_for_each_entry_safe(wp, wp2, &global_wurfl.patch_file_list, list) {
+ LIST_DELETE(&wp->list);
+ free(wp);
+ }
+
+ send_log(NULL, LOG_NOTICE, "WURFL: Module unloaded\n");
+}
+
+static int ha_wurfl_get_all(const struct arg *args, struct sample *smp, const char *kw, void *private)
+{
+ wurfl_device_handle dHandle;
+ struct buffer *temp;
+ wurfl_information_t *wi;
+ ha_wurfl_header_t wh;
+ struct channel *chn;
+ struct htx *htx;
+
+ ha_wurfl_log("WURFL: starting ha_wurfl_get_all\n");
+
+ chn = (smp->strm ? &smp->strm->req : NULL);
+ htx = smp_prefetch_htx(smp, chn, NULL, 1);
+ if (!htx)
+ return 0;
+
+ wh.wsmp = smp;
+
+ dHandle = wurfl_lookup(global_wurfl.handle, &ha_wurfl_retrieve_header, &wh);
+
+ temp = get_trash_chunk();
+ chunk_reset(temp);
+
+ if (!dHandle) {
+ ha_wurfl_log("WURFL: unable to retrieve device from request %s\n", wurfl_get_error_message(global_wurfl.handle));
+ goto wurfl_get_all_completed;
+ }
+
+ list_for_each_entry(wi, &global_wurfl.information_list, list) {
+
+ switch(wi->data.type) {
+ case HA_WURFL_DATA_TYPE_UNKNOWN :
+ ha_wurfl_log("WURFL: %s is of an %s type\n", wi->data.name, HA_WURFL_DATA_TYPE_UNKNOWN_STRING);
+#ifdef WURFL_HEADER_WITH_DETAILS
+ // write WURFL property type and name before its value...
+ chunk_appendf(temp, "%s=%s", HA_WURFL_DATA_TYPE_UNKNOWN_STRING, wi->data.name);
+#endif
+ break;
+ case HA_WURFL_DATA_TYPE_CAP :
+ ha_wurfl_log("WURFL: %s is a %s\n", wi->data.name, HA_WURFL_DATA_TYPE_CAP_STRING);
+#ifdef WURFL_HEADER_WITH_DETAILS
+ // write WURFL property type and name before its value...
+ chunk_appendf(temp, "%s=%s=", HA_WURFL_DATA_TYPE_CAP_STRING, wi->data.name);
+#endif
+ chunk_appendf(temp, "%s", wurfl_device_get_capability(dHandle, wi->data.name));
+ break;
+ case HA_WURFL_DATA_TYPE_VCAP :
+ ha_wurfl_log("WURFL: %s is a %s\n", wi->data.name, HA_WURFL_DATA_TYPE_VCAP_STRING);
+#ifdef WURFL_HEADER_WITH_DETAILS
+ // write WURFL property type and name before its value...
+ chunk_appendf(temp, "%s=%s=", HA_WURFL_DATA_TYPE_VCAP_STRING, wi->data.name);
+#endif
+ chunk_appendf(temp, "%s", wurfl_device_get_virtual_capability(dHandle, wi->data.name));
+ break;
+ case HA_WURFL_DATA_TYPE_PROPERTY :
+ ha_wurfl_log("WURFL: %s is a %s\n", wi->data.name, HA_WURFL_DATA_TYPE_PROPERTY_STRING);
+#ifdef WURFL_HEADER_WITH_DETAILS
+ // write WURFL property type and name before its value...
+ chunk_appendf(temp, "%s=%s=", HA_WURFL_DATA_TYPE_PROPERTY_STRING, wi->data.name);
+#endif
+ chunk_appendf(temp, "%s", wi->data.func_callback(global_wurfl.handle, dHandle));
+ break;
+ }
+
+ // append wurfl-information-list-separator
+ chunk_appendf(temp, "%c", global_wurfl.information_list_separator);
+ }
+
+wurfl_get_all_completed:
+
+ wurfl_device_destroy(dHandle);
+ smp->data.u.str.area = temp->area;
+ smp->data.u.str.data = temp->data;
+
+ // remove trailing wurfl-information-list-separator
+ if (temp->data) {
+ temp->area[temp->data] = '\0';
+ --smp->data.u.str.data;
+ }
+
+ smp->data.type = SMP_T_STR;
+ return 1;
+}
+
+static int ha_wurfl_get(const struct arg *args, struct sample *smp, const char *kw, void *private)
+{
+ wurfl_device_handle dHandle;
+ struct buffer *temp;
+ wurfl_data_t *wn = NULL;
+ struct ebmb_node *node;
+ ha_wurfl_header_t wh;
+ int i = 0;
+ struct channel *chn;
+ struct htx *htx;
+
+ ha_wurfl_log("WURFL: starting ha_wurfl_get\n");
+
+ chn = (smp->strm ? &smp->strm->req : NULL);
+ htx = smp_prefetch_htx(smp, chn, NULL, 1);
+ if (!htx)
+ return 0;
+
+ wh.wsmp = smp;
+
+ dHandle = wurfl_lookup(global_wurfl.handle, &ha_wurfl_retrieve_header, &wh);
+
+ temp = get_trash_chunk();
+ chunk_reset(temp);
+
+ if (!dHandle) {
+ ha_wurfl_log("WURFL: unable to retrieve device from request %s\n", wurfl_get_error_message(global_wurfl.handle));
+ goto wurfl_get_completed;
+ }
+
+ while (args[i].data.str.area) {
+ node = ebst_lookup(&global_wurfl.btree, args[i].data.str.area);
+
+ if (node) {
+
+ wn = container_of(node, wurfl_data_t, nd);
+
+ switch(wn->type) {
+ case HA_WURFL_DATA_TYPE_UNKNOWN :
+ ha_wurfl_log("WURFL: %s is of an %s type\n", wn->name, HA_WURFL_DATA_TYPE_UNKNOWN_STRING);
+#ifdef WURFL_HEADER_WITH_DETAILS
+ // write WURFL property type and name before its value...
+ chunk_appendf(temp, "%s=%s", HA_WURFL_DATA_TYPE_UNKNOWN_STRING, wn->name);
+#endif
+ break;
+ case HA_WURFL_DATA_TYPE_CAP :
+ ha_wurfl_log("WURFL: %s is a %s\n", wn->name, HA_WURFL_DATA_TYPE_CAP_STRING);
+#ifdef WURFL_HEADER_WITH_DETAILS
+ // write WURFL property type and name before its value...
+ chunk_appendf(temp, "%s=%s=", HA_WURFL_DATA_TYPE_CAP_STRING, wn->name);
+#endif
+ chunk_appendf(temp, "%s", wurfl_device_get_capability(dHandle, wn->name));
+ break;
+ case HA_WURFL_DATA_TYPE_VCAP :
+ ha_wurfl_log("WURFL: %s is a %s\n", wn->name, HA_WURFL_DATA_TYPE_VCAP_STRING);
+#ifdef WURFL_HEADER_WITH_DETAILS
+ // write WURFL property type and name before its value...
+ chunk_appendf(temp, "%s=%s=", HA_WURFL_DATA_TYPE_VCAP_STRING, wn->name);
+#endif
+ chunk_appendf(temp, "%s", wurfl_device_get_virtual_capability(dHandle, wn->name));
+ break;
+ case HA_WURFL_DATA_TYPE_PROPERTY :
+ ha_wurfl_log("WURFL: %s is a %s\n", wn->name, HA_WURFL_DATA_TYPE_PROPERTY_STRING);
+#ifdef WURFL_HEADER_WITH_DETAILS
+ // write WURFL property type and name before its value...
+ chunk_appendf(temp, "%s=%s=", HA_WURFL_DATA_TYPE_PROPERTY_STRING, wn->name);
+#endif
+ chunk_appendf(temp, "%s", wn->func_callback(global_wurfl.handle, dHandle));
+ break;
+ }
+
+ // append wurfl-information-list-separator
+ chunk_appendf(temp, "%c", global_wurfl.information_list_separator);
+
+ } else {
+ ha_wurfl_log("WURFL: %s not in wurfl-information-list \n",
+ args[i].data.str.area);
+ }
+
+ i++;
+ }
+
+wurfl_get_completed:
+
+ wurfl_device_destroy(dHandle);
+ smp->data.u.str.area = temp->area;
+ smp->data.u.str.data = temp->data;
+
+ // remove trailing wurfl-information-list-separator
+ if (temp->data) {
+ temp->area[temp->data] = '\0';
+ --smp->data.u.str.data;
+ }
+
+ smp->data.type = SMP_T_STR;
+ return 1;
+}
+
+static struct cfg_kw_list wurflcfg_kws = {{ }, {
+ { CFG_GLOBAL, "wurfl-data-file", ha_wurfl_cfg_data_file },
+ { CFG_GLOBAL, "wurfl-information-list-separator", ha_wurfl_cfg_information_list_separator },
+ { CFG_GLOBAL, "wurfl-information-list", ha_wurfl_cfg_information_list },
+ { CFG_GLOBAL, "wurfl-patch-file", ha_wurfl_cfg_patch_file_list },
+ { CFG_GLOBAL, "wurfl-cache-size", ha_wurfl_cfg_cache },
+ { CFG_GLOBAL, "wurfl-engine-mode", ha_wurfl_cfg_engine_mode },
+ { CFG_GLOBAL, "wurfl-useragent-priority", ha_wurfl_cfg_useragent_priority },
+ { 0, NULL, NULL },
+ }
+};
+
+INITCALL1(STG_REGISTER, cfg_register_keywords, &wurflcfg_kws);
+
+/* Note: must not be declared <const> as its list will be overwritten */
+static struct sample_fetch_kw_list fetch_kws = {ILH, {
+ { "wurfl-get-all", ha_wurfl_get_all, 0, NULL, SMP_T_STR, SMP_USE_HRQHV },
+ { "wurfl-get", ha_wurfl_get, ARG12(1,STR,STR,STR,STR,STR,STR,STR,STR,STR,STR,STR,STR), NULL, SMP_T_STR, SMP_USE_HRQHV },
+ { NULL, NULL, 0, 0, 0 },
+ }
+};
+
+INITCALL1(STG_REGISTER, sample_register_fetches, &fetch_kws);
+
+/* Note: must not be declared <const> as its list will be overwritten */
+static struct sample_conv_kw_list conv_kws = {ILH, {
+ { NULL, NULL, 0, 0, 0 },
+ }
+};
+
+INITCALL1(STG_REGISTER, sample_register_convs, &conv_kws);
+
+// WURFL properties wrapper functions
+static const char *ha_wurfl_get_wurfl_root_id (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ if (wurfl_device_get_root_id(dHandle))
+ return wurfl_device_get_root_id(dHandle);
+ else
+ return "";
+}
+
+static const char *ha_wurfl_get_wurfl_id (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ return wurfl_device_get_id(dHandle);
+}
+
+static const char *ha_wurfl_get_wurfl_isdevroot (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ if (wurfl_device_is_actual_device_root(dHandle))
+ return HA_WURFL_ISDEVROOT_TRUE;
+ else
+ return HA_WURFL_ISDEVROOT_FALSE;
+}
+
+static const char *ha_wurfl_get_wurfl_useragent (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ return wurfl_device_get_original_useragent(dHandle);
+}
+
+static const char *ha_wurfl_get_wurfl_api_version (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ return wurfl_get_api_version();
+}
+
+static const char *ha_wurfl_get_wurfl_engine_target (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ return "default";
+}
+
+static const char *ha_wurfl_get_wurfl_info (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ return wurfl_get_wurfl_info(wHandle);
+}
+
+static const char *ha_wurfl_get_wurfl_last_load_time (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ return wurfl_get_last_load_time_as_string(wHandle);
+}
+
+static const char *ha_wurfl_get_wurfl_normalized_useragent (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ return wurfl_device_get_normalized_useragent(dHandle);
+}
+
+static const char *ha_wurfl_get_wurfl_useragent_priority (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ return "default";
+}
+
+// call function for WURFL properties
+static const char *(*ha_wurfl_get_property_callback(char *name)) (wurfl_handle wHandle, wurfl_device_handle dHandle)
+{
+ int position;
+ int begin = 0;
+ int end = HA_WURFL_PROPERTIES_NBR - 1;
+ int cond = 0;
+
+ while(begin <= end) {
+ position = (begin + end) / 2;
+
+ if((cond = strcmp(wurfl_properties_function_map[position].name, name)) == 0) {
+ ha_wurfl_log("WURFL: ha_wurfl_get_property_callback match %s\n", wurfl_properties_function_map[position].name );
+ return wurfl_properties_function_map[position].func;
+ } else if(cond < 0)
+ begin = position + 1;
+ else
+ end = position - 1;
+
+ }
+
+ return NULL;
+}
+
+static const char *ha_wurfl_retrieve_header(const char *header_name, const void *wh)
+{
+ struct sample *smp;
+ struct channel *chn;
+ struct htx *htx;
+ struct http_hdr_ctx ctx;
+ struct ist name;
+ int header_len = HA_WURFL_MAX_HEADER_LENGTH;
+
+ smp = ((ha_wurfl_header_t *)wh)->wsmp;
+ chn = (smp->strm ? &smp->strm->req : NULL);
+
+ ha_wurfl_log("WURFL: retrieve header (HTX) request [%s]\n", header_name);
+
+ //the header is searched from the beginning
+ ctx.blk = NULL;
+
+ // We could skip this check since ha_wurfl_retrieve_header is called from inside
+ // ha_wurfl_get()/ha_wurfl_get_all() that already perform the same check
+ // We choose to keep it in case ha_wurfl_retrieve_header will be called directly
+ htx = smp_prefetch_htx(smp, chn, NULL, 1);
+ if (!htx) {
+ return NULL;
+ }
+
+ name = ist2((char *)header_name, strlen(header_name));
+
+ // If 4th param is set, it works on full-line headers in whose comma is not a delimiter but is
+ // part of the syntax
+ if (!http_find_header(htx, name, &ctx, 1)) {
+ return NULL;
+ }
+
+ if (header_len > ctx.value.len)
+ header_len = ctx.value.len;
+
+ strncpy(((ha_wurfl_header_t *)wh)->header_value, ctx.value.ptr, header_len);
+
+ ((ha_wurfl_header_t *)wh)->header_value[header_len] = '\0';
+
+ ha_wurfl_log("WURFL: retrieve header request returns [%s]\n", ((ha_wurfl_header_t *)wh)->header_value);
+ return ((ha_wurfl_header_t *)wh)->header_value;
+}
+
+static void ha_wurfl_register_build_options()
+{
+ const char *ver = wurfl_get_api_version();
+ char *ptr = NULL;
+
+ memprintf(&ptr, "Built with WURFL support (%sversion %s)",
+ strcmp(ver, "1.11.2.100") ? "" : "dummy library ",
+ ver);
+ hap_register_build_opts(ptr, 1);
+}
+
+REGISTER_POST_CHECK(ha_wurfl_init);
+REGISTER_POST_DEINIT(ha_wurfl_deinit);
+INITCALL0(STG_REGISTER, ha_wurfl_register_build_options);