Hey folks,
Here's a proposal for removing the licensing code.
review/comments very welcome.
i
--
Igor Galić
Tel: +43 (0) 664 886 22 883
Mail: [email protected]
URL: http://brainsware.org/
GPG: 571B 8B8A FC97 266D BDA3 EF6F 43AD 80A4 5779 3257
Index: proxy/api/ts/ts.h.in
===================================================================
--- proxy/api/ts/ts.h.in (revision 1174515)
+++ proxy/api/ts/ts.h.in (working copy)
@@ -645,21 +645,7 @@
*/
extern tsapi void TSPluginInit(int argc, const char* argv[]);
- /* --------------------------------------------------------------------------
- License */
- /**
- This function lets Traffic Server know that a license key is
- required for the plugin. You implement this function to return the
- necessary value. If a license is required, Traffic Server looks
- at the plugin.db file for the license key. If this function is
- not defined, a license is not required. Use the gen_key tool to
- generate license keys.
- @return Zero if no license is required. Returns 1 if a license
- is required.
- */
- extern tsapi int TSPluginLicenseRequired(void);
-
/* --------------------------------------------------------------------------
URL schemes */
extern tsapi const char* TS_URL_SCHEME_FILE;
Index: proxy/PluginDB.h
===================================================================
--- proxy/PluginDB.h (revision 1174515)
+++ proxy/PluginDB.h (working copy)
@@ -29,34 +29,16 @@
class PluginDB
{
public:
- typedef enum
- {
- license_missing = 0,
- license_expired,
- license_invalid,
- license_ok
- } CheckLicenseResult;
-
PluginDB(const char *plugin_db_file);
~PluginDB(void);
- CheckLicenseResult CheckLicense(const char *plugin_obj);
-
- static const char *CheckLicenseResultStr[];
-
private:
typedef struct
{
char name[256];
- char license[256];
} PluginInfo;
- static const unsigned int license_custid_len;
- static const unsigned int license_expire_len;
- static const unsigned int license_digest_len;
- static const unsigned int license_total_len;
-
void ReadPluginDB(const char *plugin_db_file);
InkHashTable *info_table;
Index: proxy/Plugin.cc
===================================================================
--- proxy/Plugin.cc (revision 1174515)
+++ proxy/Plugin.cc (working copy)
@@ -116,7 +116,6 @@
char path[PATH_NAME_MAX + 1];
void *handle;
init_func_t init;
- lic_req_func_t lic_req;
PluginRegInfo *plugin_reg_temp;
const char *pdir = internal ? extensions_dir : plugin_dir;
@@ -142,15 +141,6 @@
abort();
}
- lic_req = (lic_req_func_t) dll_findsym(handle, "TSPluginLicenseRequired");
- if (lic_req && lic_req() != 0) {
- PluginDB::CheckLicenseResult result = plugin_db->CheckLicense(argv[0]);
- if (result != PluginDB::license_ok) {
- Error("unable to load '%s': %s", path, PluginDB::CheckLicenseResultStr[result]);
- dll_close(handle);
- abort();
- }
- }
// Allocate a new registration structure for the
// plugin we're starting up
ink_assert(plugin_reg_current == NULL);
Index: proxy/PluginDB.cc
===================================================================
--- proxy/PluginDB.cc (revision 1174515)
+++ proxy/PluginDB.cc (working copy)
@@ -30,43 +30,6 @@
#include "ParseRules.h"
#include "PluginDB.h"
-/***************************************************************************
- *
- * An Inktomi Traffic Server plugin license key should look like:
- *
- * XXXXXEEEEDDDDDD
- *
- * XXXXX is a 5 digit alphanumeric id used by plugin vendors to
- * assign to their customers.
- *
- * EEEE is the hex encoding of the expiration date. It's the number
- * of days from January 1, 1970. If a plugin has no expiration date,
- * 0000 can be used instead.
- *
- * DDDDDD is the INK_MD5 encoding of some combination of the following
- * strings: "Inktomi Traffic Server", "Plugin Name", "XXXXXEEEE".
- *
- *
- ***************************************************************************/
-
-const char *
- PluginDB::CheckLicenseResultStr[] = {
- "license missing",
- "license expired",
- "license invalid",
- "license ok"
-};
-
-const unsigned int
- PluginDB::license_custid_len = 5;
-const unsigned int
- PluginDB::license_expire_len = 4;
-const unsigned int
- PluginDB::license_digest_len = 6;
-const unsigned int
- PluginDB::license_total_len = PluginDB::license_custid_len +
- PluginDB::license_expire_len + PluginDB::license_digest_len;
-
PluginDB::PluginDB(const char *plugin_db_file)
{
info_table = ink_hash_table_create(InkHashTableKeyType_String);
@@ -108,7 +71,7 @@
p[len - 1] = '\0';
if (p[0] == '[') {
- if (plugin_obj[0] != '\0' && (pinfo->name[0] != '\0' || pinfo->license[0] != '\0')) {
+ if (plugin_obj[0] != '\0' && (pinfo->name[0] != '\0')) {
ink_hash_table_insert(info_table, (InkHashTableKey) plugin_obj, (InkHashTableValue) pinfo);
plugin_obj[0] = '\0';
pinfo = new PluginDB::PluginInfo();
@@ -126,17 +89,11 @@
plugin_obj[i] = p[i];
}
plugin_obj[i] = '\0';
- } else if (strstr(p, "License=")) {
- p = p + sizeof("License=") - 1;
- for (i = 0; p[i] != '\0' && i < 255; i++) {
- pinfo->license[i] = p[i];
- }
- pinfo->license[i] = '\0';
}
}
}
- if (plugin_obj[0] != '\0' && (pinfo->name[0] != '\0' || pinfo->license[0] != '\0')) {
+ if (plugin_obj[0] != '\0' && (pinfo->name[0] != '\0')) {
ink_hash_table_insert(info_table, (InkHashTableKey) plugin_obj, (InkHashTableValue) pinfo);
} else {
delete pinfo;
@@ -144,62 +101,3 @@
fclose(pdb);
}
-PluginDB::CheckLicenseResult PluginDB::CheckLicense(const char *plugin_obj)
-{
- char
- buffer[1024],
- buffer_md5[16],
- buffer_md5_str[33];
- char
- expire_str[PluginDB::license_expire_len + 1];
- unsigned long
- expire_days;
- INK_DIGEST_CTX
- md5_context;
- PluginDB::PluginInfo * pinfo;
- char *
- end_ptr = NULL;
-
- InkHashTableEntry *
- ht_entry = ink_hash_table_lookup_entry(info_table,
- (InkHashTableKey) plugin_obj);
- if (ht_entry != NULL) {
- pinfo = (PluginDB::PluginInfo *) ink_hash_table_entry_value(info_table, ht_entry);
- } else {
- return PluginDB::license_missing;
- }
-
- if (strlen(pinfo->license) != PluginDB::license_total_len) {
- return PluginDB::license_invalid;
- }
-
- snprintf(buffer, sizeof(buffer), "Inktomi Traffic Server %s ", pinfo->name);
- strncat(buffer, pinfo->license, PluginDB::license_custid_len + PluginDB::license_expire_len);
-
- ink_code_incr_md5_init(&md5_context);
- ink_code_incr_md5_update(&md5_context, buffer, strlen(buffer));
- ink_code_incr_md5_final(buffer_md5, &md5_context);
- // coverity[uninit_use_in_call]
- ink_code_md5_stringify(buffer_md5_str, sizeof(buffer_md5_str), buffer_md5);
-
- if (strncmp(buffer_md5_str,
- pinfo->license + PluginDB::license_custid_len
- + PluginDB::license_expire_len, PluginDB::license_digest_len) != 0) {
- return PluginDB::license_invalid;
- }
-
- strncpy(expire_str, pinfo->license + PluginDB::license_custid_len, PluginDB::license_expire_len);
- expire_str[PluginDB::license_expire_len] = '\0';
-
- expire_days = strtoul(expire_str, &end_ptr, 16);
-
- if (expire_days != 0) {
- time_t
- time_now = time(NULL);
- if ((unsigned long) time_now > expire_days * (60 * 60 * 24)) {
- return PluginDB::license_expired;
- }
- }
-
- return PluginDB::license_ok;
-}
