X-Git-Url: https://the.earth.li/gitweb/?a=blobdiff_plain;f=keydb_file.c;h=bc3c578667a0a36e205b69567ea3e2dd953f43e2;hb=adc800dbc424a1e246dd4a82a0c2e88eeda25531;hp=a132ea73c833d679aec4083da3d71ffdbfe1140e;hpb=34b03028378025ad22c8d29f70e81109cee690c2;p=onak.git diff --git a/keydb_file.c b/keydb_file.c index a132ea7..bc3c578 100644 --- a/keydb_file.c +++ b/keydb_file.c @@ -1,15 +1,28 @@ /* * keydb.c - Routines to store and fetch keys. * - * Jonathan McDowell + * Copyright 2002-2004 Jonathan McDowell * - * Copyright 2002 Project Purple + * This program is free software: you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see . */ #include #include +#include #include #include +#include +#include #include #include #include @@ -19,35 +32,18 @@ #include "keydb.h" #include "keyid.h" #include "keystructs.h" -#include "ll.h" +#include "log.h" #include "mem.h" +#include "onak.h" #include "onak-conf.h" #include "parsekey.h" -/** - * initdb - Initialize the key database. - * - * This is just a no-op for flat file access. - */ -void initdb(void) -{ -} - -/** - * cleanupdb - De-initialize the key database. - * - * This is just a no-op for flat file access. - */ -void cleanupdb(void) -{ -} - /** * starttrans - Start a transaction. * * This is just a no-op for flat file access. */ -bool starttrans(void) +static bool file_starttrans(struct onak_dbctx *dbctx) { return true; } @@ -57,13 +53,13 @@ bool starttrans(void) * * This is just a no-op for flat file access. */ -void endtrans(void) +static void file_endtrans(struct onak_dbctx *dbctx) { return; } /** - * fetch_key - Given a keyid fetch the key from storage. + * fetch_key_id - Given a keyid fetch the key from storage. * @keyid: The keyid to fetch. * @publickey: A pointer to a structure to return the key in. * @intrans: If we're already in a transaction. @@ -74,19 +70,22 @@ void endtrans(void) * in and then parse_keys() to parse the packets into a publickey * structure. */ -int fetch_key(uint64_t keyid, struct openpgp_publickey **publickey, +static int file_fetch_key_id(struct onak_dbctx *dbctx, + uint64_t keyid, + struct openpgp_publickey **publickey, bool intrans) { + char *db_dir = (char *) dbctx->priv; struct openpgp_packet_list *packets = NULL; char keyfile[1024]; int fd = -1; - snprintf(keyfile, 1023, "%s/0x%llX", config.db_dir, + snprintf(keyfile, 1023, "%s/0x%" PRIX64, db_dir, keyid & 0xFFFFFFFF); fd = open(keyfile, O_RDONLY); // | O_SHLOCK); if (fd > -1) { - read_openpgp_stream(file_fetchchar, &fd, &packets); + read_openpgp_stream(file_fetchchar, &fd, &packets, 0); parse_keys(packets, publickey); free_packet_list(packets); packets = NULL; @@ -107,16 +106,24 @@ int fetch_key(uint64_t keyid, struct openpgp_publickey **publickey, * packets and then use write_openpgp_stream() to write the stream out to * the file. */ -int store_key(struct openpgp_publickey *publickey, bool intrans, bool update) +static int file_store_key(struct onak_dbctx *dbctx, + struct openpgp_publickey *publickey, bool intrans, + bool update) { + char *db_dir = (char *) dbctx->priv; struct openpgp_packet_list *packets = NULL; struct openpgp_packet_list *list_end = NULL; struct openpgp_publickey *next = NULL; char keyfile[1024]; int fd = -1; + uint64_t keyid; - snprintf(keyfile, 1023, "%s/0x%llX", config.db_dir, - get_keyid(publickey) & 0xFFFFFFFF); + if (get_keyid(publickey, &keyid) != ONAK_E_OK) { + logthing(LOGTHING_ERROR, "Couldn't find key ID for key."); + return 0; + } + snprintf(keyfile, 1023, "%s/0x%" PRIX64, db_dir, + keyid & 0xFFFFFFFF); fd = open(keyfile, O_WRONLY | O_CREAT, 0664); // | O_EXLOCK); if (fd > -1) { @@ -142,11 +149,13 @@ int store_key(struct openpgp_publickey *publickey, bool intrans, bool update) * This function deletes a public key from whatever storage mechanism we * are using. Returns 0 if the key existed. */ -int delete_key(uint64_t keyid, bool intrans) +static int file_delete_key(struct onak_dbctx *dbctx, + uint64_t keyid, bool intrans) { + char *db_dir = (char *) dbctx->priv; char keyfile[1024]; - snprintf(keyfile, 1023, "%s/0x%llX", config.db_dir, + snprintf(keyfile, 1023, "%s/0x%" PRIX64, db_dir, keyid & 0xFFFFFFFF); return unlink(keyfile); @@ -162,15 +171,132 @@ int delete_key(uint64_t keyid, bool intrans) * * TODO: Write for flat file access. Some sort of grep? */ -int fetch_key_text(const char *search, struct openpgp_publickey **publickey) +static int file_fetch_key_text(struct onak_dbctx *dbctx, + const char *search, + struct openpgp_publickey **publickey) { return 0; } +/** + * iterate_keys - call a function once for each key in the db. + * @iterfunc: The function to call. + * @ctx: A context pointer + * + * Calls iterfunc once for each key in the database. ctx is passed + * unaltered to iterfunc. This function is intended to aid database dumps + * and statistic calculations. + * + * Returns the number of keys we iterated over. + */ +static int file_iterate_keys(struct onak_dbctx *dbctx, + void (*iterfunc)(void *ctx, struct openpgp_publickey *key), + void *ctx) +{ + char *db_dir = (char *) dbctx->priv; + int numkeys = 0; + struct openpgp_packet_list *packets = NULL; + struct openpgp_publickey *key = NULL; + DIR *dir; + char keyfile[1024]; + int fd = -1; + struct dirent *curfile = NULL; + + dir = opendir(db_dir); + + if (dir != NULL) { + while ((curfile = readdir(dir)) != NULL) { + if (curfile->d_name[0] == '0' && + curfile->d_name[1] == 'x') { + snprintf(keyfile, 1023, "%s/%s", + db_dir, + curfile->d_name); + fd = open(keyfile, O_RDONLY); + + if (fd > -1) { + read_openpgp_stream(file_fetchchar, + &fd, + &packets, + 0); + parse_keys(packets, &key); + + iterfunc(ctx, key); + + free_publickey(key); + key = NULL; + free_packet_list(packets); + packets = NULL; + close(fd); + } + numkeys++; + } + } + + closedir(dir); + dir = NULL; + } + + return numkeys; +} + /* * Include the basic keydb routines. */ #define NEED_KEYID2UID 1 #define NEED_GETKEYSIGS 1 #define NEED_GETFULLKEYID 1 +#define NEED_UPDATEKEYS 1 +#define NEED_GET_FP 1 #include "keydb.c" + +/** + * cleanupdb - De-initialize the key database. + * + * This is just a no-op for flat file access. + */ +static void file_cleanupdb(struct onak_dbctx *dbctx) +{ + if (dbctx->priv != NULL) { + free(dbctx->priv); + dbctx->priv = NULL; + } + + if (dbctx != NULL) { + free(dbctx); + } +} + +/** + * initdb - Initialize the key database. + * + * This is just a no-op for flat file access. + */ +struct onak_dbctx *keydb_file_init(struct onak_db_config *dbcfg, bool readonly) +{ + struct onak_dbctx *dbctx; + + dbctx = malloc(sizeof(struct onak_dbctx)); + if (dbctx == NULL) { + return NULL; + } + + dbctx->config = dbcfg; + dbctx->priv = strdup(dbcfg->location); + + dbctx->cleanupdb = file_cleanupdb; + dbctx->starttrans = file_starttrans; + dbctx->endtrans = file_endtrans; + dbctx->fetch_key_id = file_fetch_key_id; + dbctx->fetch_key_fp = generic_fetch_key_fp; + dbctx->fetch_key_text = file_fetch_key_text; + dbctx->store_key = file_store_key; + dbctx->update_keys = generic_update_keys; + dbctx->delete_key = file_delete_key; + dbctx->getkeysigs = generic_getkeysigs; + dbctx->cached_getkeysigs = generic_cached_getkeysigs; + dbctx->keyid2uid = generic_keyid2uid; + dbctx->getfullkeyid = generic_getfullkeyid; + dbctx->iterate_keys = file_iterate_keys; + + return dbctx; +}