X-Git-Url: https://www.tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fprotocol_auth.c;h=04674e8dc9e8ff5758844e665c3ceb5fe7033741;hb=995444c4f96bafecf7fb5d59510b3034459cf85c;hp=1623e75e4992307f0b460e78f66a8f870301c689;hpb=5dec1c25713a19c49fcbb885200184a9682ef175;p=tinc diff --git a/src/protocol_auth.c b/src/protocol_auth.c index 1623e75e..04674e8d 100644 --- a/src/protocol_auth.c +++ b/src/protocol_auth.c @@ -26,6 +26,7 @@ #include "control_common.h" #include "cipher.h" #include "crypto.h" +#include "device.h" #include "digest.h" #include "ecdsa.h" #include "edge.h" @@ -39,6 +40,7 @@ #include "prf.h" #include "protocol.h" #include "rsa.h" +#include "script.h" #include "sptps.h" #include "utils.h" #include "xalloc.h" @@ -174,6 +176,24 @@ static bool finalize_invitation(connection_t *c, const char *data, uint16_t len) fclose(f); logger(DEBUG_CONNECTIONS, LOG_INFO, "Key succesfully received from %s (%s)", c->name, c->hostname); + + // Call invitation-accepted script + char *envp[7] = {NULL}; + char *address, *port; + + xasprintf(&envp[0], "NETNAME=%s", netname ? : ""); + xasprintf(&envp[1], "DEVICE=%s", device ? : ""); + xasprintf(&envp[2], "INTERFACE=%s", iface ? : ""); + xasprintf(&envp[3], "NODE=%s", c->name); + sockaddr2str(&c->address, &address, &port); + xasprintf(&envp[4], "REMOTEADDRESS=%s", address); + xasprintf(&envp[5], "NAME=%s", myself->name); + + execute_script("invitation-accepted", envp); + + for(int i = 0; envp[i] && i < 7; i++) + free(envp[i]); + sptps_send_record(&c->sptps, 2, data, 0); return true; } @@ -190,8 +210,19 @@ static bool receive_invitation_sptps(void *handle, uint8_t type, const char *dat if(type != 0 || len != 18 || c->status.invitation_used) return false; + // Recover the filename from the cookie and the key + digest_t *digest = digest_open_by_name("sha256", 18); + if(!digest) + abort(); + char *fingerprint = ecdsa_get_base64_public_key(invitation_key); + char hashbuf[18 + strlen(fingerprint)]; char cookie[25]; - b64encode_urlsafe(data, cookie, 18); + memcpy(hashbuf, data, 18); + memcpy(hashbuf + 18, fingerprint, sizeof hashbuf - 18); + digest_create(digest, hashbuf, sizeof hashbuf, cookie); + b64encode_urlsafe(cookie, cookie, 18); + digest_close(digest); + free(fingerprint); char filename[PATH_MAX], usedname[PATH_MAX]; snprintf(filename, sizeof filename, "%s" SLASH "invitations" SLASH "%s", confbase, cookie); @@ -641,7 +672,8 @@ bool send_ack(connection_t *c) { if(choice) c->options |= OPTION_CLAMP_MSS; - get_config_int(lookup_config(c->config_tree, "Weight"), &c->estimated_weight); + if(!get_config_int(lookup_config(c->config_tree, "Weight"), &c->estimated_weight)) + get_config_int(lookup_config(config_tree, "Weight"), &c->estimated_weight); return send_request(c, "%d %s %d %x", ACK, myport, c->estimated_weight, (c->options & 0xffffff) | (experimental ? (PROT_MINOR << 24) : 0)); }