Module: sip-router Branch: master Commit: 09ced05fc90602675366ccfc041bbb7278cd3b59 URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=09ced05fc90602675366ccfc041bbb7278cd3b59
Author: Daniel-Constantin Mierla <[email protected]> Committer: Daniel-Constantin Mierla <[email protected]> Date: Fri Jul 25 18:03:03 2014 +0200 uac: new rpc command uac.reg_refresh - load a record from database based on l_uuid. If record is already in memory, then the password field is updated, otherwise a new full record is added in memory --- modules/uac/uac_reg.c | 217 +++++++++++++++++++++++++++++++++++++++++++++++-- 1 files changed, 209 insertions(+), 8 deletions(-) diff --git a/modules/uac/uac_reg.c b/modules/uac/uac_reg.c index 0950557..0793451 100644 --- a/modules/uac/uac_reg.c +++ b/modules/uac/uac_reg.c @@ -51,6 +51,7 @@ #define MAX_UACH_SIZE 2048 #define UAC_REG_GC_INTERVAL 150 +#define UAC_REG_MAX_PASSWD_SIZE 63 typedef struct _reg_uac { @@ -62,9 +63,9 @@ typedef struct _reg_uac str r_username; str r_domain; str realm; + str auth_proxy; str auth_username; str auth_password; - str auth_proxy; unsigned int flags; unsigned int expires; time_t timer_expires; @@ -495,18 +496,25 @@ int reg_ht_add(reg_uac_t *reg) if(reg==NULL || _reg_htable==NULL) { - LM_ERR("bad paramaers: %p/%p\n", reg, _reg_htable); + LM_ERR("bad parameters: %p/%p\n", reg, _reg_htable); + return -1; + } + if(reg->auth_password.len>UAC_REG_MAX_PASSWD_SIZE) + { + LM_ERR("bad parameters: %p/%p -- password too long %d\n", + reg, _reg_htable, reg->auth_password.len); return -1; } + len = reg->l_uuid.len + 1 + reg->l_username.len + 1 + reg->l_domain.len + 1 + reg->r_username.len + 1 + reg->r_domain.len + 1 + reg->realm.len + 1 + + reg->auth_proxy.len + 1 + reg->auth_username.len + 1 - + reg->auth_password.len + 1 - + reg->auth_proxy.len + 1; + + UAC_REG_MAX_PASSWD_SIZE /*reg->auth_password.len*/ + 1; nr = (reg_uac_t*)shm_malloc(sizeof(reg_uac_t) + len); if(nr==NULL) { @@ -526,9 +534,10 @@ int reg_ht_add(reg_uac_t *reg) reg_copy_shm(&nr->r_username, ®->r_username); reg_copy_shm(&nr->r_domain, ®->r_domain); reg_copy_shm(&nr->realm, ®->realm); + reg_copy_shm(&nr->auth_proxy, ®->auth_proxy); reg_copy_shm(&nr->auth_username, ®->auth_username); + /* password at the end, to be able to update it easily */ reg_copy_shm(&nr->auth_password, ®->auth_password); - reg_copy_shm(&nr->auth_proxy, ®->auth_proxy); reg_ht_add_byuser(nr); reg_ht_add_byuuid(nr); @@ -540,6 +549,46 @@ int reg_ht_add(reg_uac_t *reg) /** * */ +int reg_ht_update_password(reg_uac_t *reg) +{ + unsigned int slot; + reg_item_t *ri = NULL; + + if(_reg_htable==NULL) + { + LM_ERR("reg hash table not initialized\n"); + return -1; + } + + if(reg->auth_password.len>UAC_REG_MAX_PASSWD_SIZE) + { + LM_ERR("password is too big: %d\n", reg->auth_password.len); + return -1; + } + + slot = reg_get_entry(reg->h_user, _reg_htable->htsize); + lock_get(&_reg_htable->entries[slot].lock); + ri = _reg_htable->entries[slot].byuser; + while(ri) { + if(ri->r->l_uuid.len == reg->l_uuid.len + && strncmp(ri->r->l_uuid.s, reg->l_uuid.s, reg->l_uuid.len)==0) + { + /* record found */ + strncpy(ri->r->auth_password.s, reg->auth_password.s, reg->auth_password.len); + ri->r->auth_password.len = reg->auth_password.len; + ri->r->auth_password.s[reg->auth_password.len] = '\0'; + lock_release(&_reg_htable->entries[slot].lock); + return 0; + } + ri = ri->next; + } + lock_release(&_reg_htable->entries[slot].lock); + return -1; +} + +/** + * + */ reg_uac_t *reg_ht_get_byuuid(str *uuid) { unsigned int hash; @@ -1037,7 +1086,7 @@ int uac_reg_load_db(void) reg_db_con = reg_dbf.init(®_db_url); if(reg_db_con==NULL) { - LM_ERR("failed to connect to the database\n"); + LM_ERR("failed to connect to the database\n"); return -1; } if (reg_dbf.use_table(reg_db_con, ®_db_table) < 0) @@ -1134,6 +1183,134 @@ error: /** * */ +int uac_reg_db_refresh(str *pl_uuid) +{ + db1_con_t *reg_db_con = NULL; + db_func_t reg_dbf; + reg_uac_t reg; + db_key_t db_cols[10] = { + &l_uuid_column, + &l_username_column, + &l_domain_column, + &r_username_column, + &r_domain_column, + &realm_column, + &auth_username_column, + &auth_password_column, + &auth_proxy_column, + &expires_column + }; + db_key_t db_keys[1] = {&l_uuid_column}; + db_val_t db_vals[1]; + + db1_res_t* db_res = NULL; + int i, ret; + + /* binding to db module */ + if(reg_db_url.s==NULL) + { + LM_ERR("no db url\n"); + return -1; + } + + if(db_bind_mod(®_db_url, ®_dbf)) + { + LM_ERR("database module not found\n"); + return -1; + } + + if (!DB_CAPABILITY(reg_dbf, DB_CAP_ALL)) + { + LM_ERR("database module does not " + "implement all functions needed by the module\n"); + return -1; + } + + /* open a connection with the database */ + reg_db_con = reg_dbf.init(®_db_url); + if(reg_db_con==NULL) + { + LM_ERR("failed to connect to the database\n"); + return -1; + } + if (reg_dbf.use_table(reg_db_con, ®_db_table) < 0) + { + LM_ERR("failed to use_table\n"); + return -1; + } + + db_vals[0].type = DB1_STR; + db_vals[0].nul = 0; + db_vals[0].val.str_val.s = pl_uuid->s; + db_vals[0].val.str_val.len = pl_uuid->len; + + if((ret=reg_dbf.query(reg_db_con, db_keys, NULL, db_vals, db_cols, + 1 /*nr keys*/, 10 /*nr cols*/, 0, &db_res))!=0 + || RES_ROW_N(db_res)<=0 ) + { + reg_dbf.free_result(reg_db_con, db_res); + if( ret==0) + { + return 0; + } else { + goto error; + } + } + + memset(®, 0, sizeof(reg_uac_t));; + i = 0; + /* check for NULL values ?!?! */ + reg_db_set_attr(l_uuid, 0); + reg_db_set_attr(l_username, 1); + reg_db_set_attr(l_domain, 2); + reg_db_set_attr(r_username, 3); + reg_db_set_attr(r_domain, 4); + /* realm may be empty */ + if(!VAL_NULL(&RES_ROWS(db_res)[i].values[5])) { + reg.realm.s = (char*)(RES_ROWS(db_res)[i].values[5].val.string_val); + reg.realm.len = strlen(reg.realm.s); + } + reg_db_set_attr(auth_username, 6); + reg_db_set_attr(auth_password, 7); + reg_db_set_attr(auth_proxy, 8); + reg.expires = (unsigned int)RES_ROWS(db_res)[i].values[9].val.int_val; + + lock_get(_reg_htable_gc_lock); + if(reg_ht_get_byuuid(pl_uuid)!=NULL) + { + if(reg_ht_update_password(®)<0) + { + lock_release(_reg_htable_gc_lock); + LM_ERR("Error updating reg to htable\n"); + goto error; + } + } else { + if(reg_ht_add(®)<0) + { + lock_release(_reg_htable_gc_lock); + LM_ERR("Error adding reg to htable\n"); + goto error; + } + } + lock_release(_reg_htable_gc_lock); + + reg_dbf.free_result(reg_db_con, db_res); + reg_dbf.close(reg_db_con); + +done: + return 0; + +error: + if (reg_db_con) { + reg_dbf.free_result(reg_db_con, db_res); + reg_dbf.close(reg_db_con); + } + return -1; +} + +/** + * + */ int uac_reg_lookup(struct sip_msg *msg, str *src, pv_spec_t *dst, int mode) { char b_ruri[MAX_URI_SIZE]; @@ -1355,7 +1532,7 @@ static void rpc_uac_reg_info(rpc_t* rpc, void* ctx) return; } - if(rpc->scan(ctx, "S.S", &attr, &group, &val)<2) + if(rpc->scan(ctx, "S.S", &attr, &val)<2) { rpc->fault(ctx, 500, "Invalid Parameters"); return; @@ -1445,7 +1622,7 @@ static void rpc_uac_reg_update_flag(rpc_t* rpc, void* ctx, int mode, int fval) return; } - if(rpc->scan(ctx, "S.S", &attr, &group, &val)<2) + if(rpc->scan(ctx, "S.S", &attr, &val)<2) { rpc->fault(ctx, 500, "Invalid Parameters"); return; @@ -1539,12 +1716,36 @@ static void rpc_uac_reg_reload(rpc_t* rpc, void* ctx) } } +static const char* rpc_uac_reg_refresh_doc[2] = { + "Refresh a record from database.", + 0 +}; + +static void rpc_uac_reg_refresh(rpc_t* rpc, void* ctx) +{ + int ret; + str l_uuid; + + if(rpc->scan(ctx, "S", &l_uuid)<1) + { + rpc->fault(ctx, 500, "Invalid Parameters"); + return; + } + + ret = uac_reg_db_refresh(&l_uuid); + if(ret<0) { + rpc->fault(ctx, 500, "Failed to refresh record - check log messages"); + return; + } +} + rpc_export_t uac_reg_rpc[] = { {"uac.reg_dump", rpc_uac_reg_dump, rpc_uac_reg_dump_doc, 0}, {"uac.reg_info", rpc_uac_reg_info, rpc_uac_reg_info_doc, 0}, {"uac.reg_enable", rpc_uac_reg_enable, rpc_uac_reg_enable_doc, 0}, {"uac.reg_disable", rpc_uac_reg_disable, rpc_uac_reg_disable_doc, 0}, {"uac.reg_reload", rpc_uac_reg_reload, rpc_uac_reg_reload_doc, 0}, + {"uac.reg_refresh", rpc_uac_reg_refresh, rpc_uac_reg_refresh_doc, 0}, {0, 0, 0, 0} }; 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