Added ability to define up to 5 IPv6 prefix delegation by user
This commit is contained in:
fendo
parent
935445b29a
commit
e98fe68174
7 changed files with 400 additions and 53 deletions
285
cluster.c
285
cluster.c
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@ -1425,6 +1425,128 @@ struct oldsession {
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char reserved_3[11];
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};
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struct oldsessionV7 {
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sessionidt next; // next session in linked list
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sessionidt far; // far end session ID
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tunnelidt tunnel; // near end tunnel ID
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uint8_t flags; // session flags: see SESSION_*
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struct {
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uint8_t phase; // PPP phase
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uint8_t lcp:4; // LCP state
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uint8_t ipcp:4; // IPCP state
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uint8_t ipv6cp:4; // IPV6CP state
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uint8_t ccp:4; // CCP state
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} ppp;
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uint16_t mru; // maximum receive unit
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in_addr_t ip; // IP of session set by RADIUS response (host byte order).
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int ip_pool_index; // index to IP pool
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uint32_t unique_id; // unique session id
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uint32_t magic; // ppp magic number
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uint32_t pin, pout; // packet counts
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uint32_t cin, cout; // byte counts
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uint32_t cin_wrap, cout_wrap; // byte counter wrap count (RADIUS accounting giagawords)
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uint32_t cin_delta, cout_delta; // byte count changes (for dump_session())
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uint16_t throttle_in; // upstream throttle rate (kbps)
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uint16_t throttle_out; // downstream throttle rate
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uint8_t filter_in; // input filter index (to ip_filters[N-1]; 0 if none)
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uint8_t filter_out; // output filter index
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uint16_t snoop_port; // Interception destination port
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in_addr_t snoop_ip; // Interception destination IP
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clockt opened; // when started
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clockt die; // being closed, when to finally free
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uint32_t session_timeout; // Maximum session time in seconds
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uint32_t idle_timeout; // Maximum idle time in seconds
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time_t last_packet; // Last packet from the user (used for idle timeouts)
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time_t last_data; // Last data packet to/from the user (used for idle timeouts)
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in_addr_t dns1, dns2; // DNS servers
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routet route[MAXROUTE]; // static routes
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uint16_t tbf_in; // filter bucket for throttling in from the user.
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uint16_t tbf_out; // filter bucket for throttling out to the user.
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int random_vector_length;
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uint8_t random_vector[MAXTEL];
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char user[MAXUSER]; // user (needed in session for radius stop messages)
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char called[MAXTEL]; // called number
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char calling[MAXTEL]; // calling number
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uint32_t tx_connect_speed;
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uint32_t rx_connect_speed;
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clockt timeout; // Session timeout
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uint32_t mrru; // Multilink Max-Receive-Reconstructed-Unit
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epdist epdis; // Multilink Endpoint Discriminator
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bundleidt bundle; // Multilink Bundle Identifier
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uint8_t mssf; // Multilink Short Sequence Number Header Format
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uint8_t walled_garden; // is this session gardened?
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uint8_t classlen; // class (needed for radius accounting messages)
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char class[MAXCLASS];
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uint8_t ipv6prefixlen; // IPv6 route prefix length
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struct in6_addr ipv6route; // Static IPv6 route
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sessionidt forwardtosession; // LNS id_session to forward
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uint8_t src_hwaddr[ETH_ALEN]; // MAC addr source (for pppoe sessions 6 bytes)
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char reserved[4]; // Space to expand structure without changing HB_VERSION
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};
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struct oldsessionV8 {
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sessionidt next; // next session in linked list
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sessionidt far; // far end session ID
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tunnelidt tunnel; // near end tunnel ID
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uint8_t flags; // session flags: see SESSION_*
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struct {
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uint8_t phase; // PPP phase
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uint8_t lcp:4; // LCP state
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uint8_t ipcp:4; // IPCP state
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uint8_t ipv6cp:4; // IPV6CP state
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uint8_t ccp:4; // CCP state
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} ppp;
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uint16_t mru; // maximum receive unit
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in_addr_t ip; // IP of session set by RADIUS response (host byte order).
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int ip_pool_index; // index to IP pool
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uint32_t unique_id; // unique session id
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uint32_t magic; // ppp magic number
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uint32_t pin, pout; // packet counts
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uint32_t cin, cout; // byte counts
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uint32_t cin_wrap, cout_wrap; // byte counter wrap count (RADIUS accounting giagawords)
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uint32_t cin_delta, cout_delta; // byte count changes (for dump_session())
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uint16_t throttle_in; // upstream throttle rate (kbps)
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uint16_t throttle_out; // downstream throttle rate
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uint8_t filter_in; // input filter index (to ip_filters[N-1]; 0 if none)
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uint8_t filter_out; // output filter index
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uint16_t snoop_port; // Interception destination port
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in_addr_t snoop_ip; // Interception destination IP
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clockt opened; // when started
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clockt die; // being closed, when to finally free
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uint32_t session_timeout; // Maximum session time in seconds
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uint32_t idle_timeout; // Maximum idle time in seconds
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time_t last_packet; // Last packet from the user (used for idle timeouts)
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time_t last_data; // Last data packet to/from the user (used for idle timeouts)
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in_addr_t dns1, dns2; // DNS servers
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routet route[MAXROUTE]; // static routes
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uint16_t tbf_in; // filter bucket for throttling in from the user.
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uint16_t tbf_out; // filter bucket for throttling out to the user.
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int random_vector_length;
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uint8_t random_vector[MAXTEL];
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char user[MAXUSER]; // user (needed in session for radius stop messages)
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char called[MAXTEL]; // called number
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char calling[MAXTEL]; // calling number
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uint32_t tx_connect_speed;
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uint32_t rx_connect_speed;
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clockt timeout; // Session timeout
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uint32_t mrru; // Multilink Max-Receive-Reconstructed-Unit
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epdist epdis; // Multilink Endpoint Discriminator
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bundleidt bundle; // Multilink Bundle Identifier
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uint8_t mssf; // Multilink Short Sequence Number Header Format
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uint8_t walled_garden; // is this session gardened?
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uint8_t classlen; // class (needed for radius accounting messages)
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char class[MAXCLASS];
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uint8_t ipv6prefixlen; // IPv6 route prefix length
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struct in6_addr ipv6route; // Static IPv6 route
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sessionidt forwardtosession; // LNS id_session to forward
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uint8_t src_hwaddr[ETH_ALEN]; // MAC addr source (for pppoe sessions 6 bytes)
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uint32_t dhcpv6_prefix_iaid; // prefix iaid requested by client
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uint32_t dhcpv6_iana_iaid; // iaid of iana requested by client
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struct in6_addr ipv6address; // Framed Ipv6 address
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struct dhcp6_opt_clientid dhcpv6_client_id; // Size max (headers + DUID)
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char reserved[4]; // Space to expand structure without changing HB_VERSION
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};
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static uint8_t *convert_session(struct oldsession *old)
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{
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static sessiont new;
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@ -1479,8 +1601,8 @@ static uint8_t *convert_session(struct oldsession *old)
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new.snoop_ip = old->snoop_ip;
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new.snoop_port = old->snoop_port;
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new.walled_garden = old->walled_garden;
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new.ipv6prefixlen = old->ipv6prefixlen;
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new.ipv6route = old->ipv6route;
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new.route6[0].ipv6prefixlen = old->ipv6prefixlen;
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new.route6[0].ipv6route = old->ipv6route;
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memcpy(new.random_vector, old->random_vector, sizeof(new.random_vector));
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memcpy(new.user, old->user, sizeof(new.user));
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@ -1493,6 +1615,152 @@ static uint8_t *convert_session(struct oldsession *old)
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return (uint8_t *) &new;
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}
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static uint8_t *convert_sessionV7(struct oldsessionV7 *old)
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{
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static sessiont new;
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int i;
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memset(&new, 0, sizeof(new));
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new.next = old->next;
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new.far = old->far;
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new.tunnel = old->tunnel;
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new.flags = old->flags;
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new.ppp.phase = old->ppp.phase;
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new.ppp.lcp = old->ppp.lcp;
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new.ppp.ipcp = old->ppp.ipcp;
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new.ppp.ipv6cp = old->ppp.ipv6cp;
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new.ppp.ccp = old->ppp.ccp;
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new.mru = old->mru;
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new.ip = old->ip;
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new.ip_pool_index = old->ip_pool_index;
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new.unique_id = old->unique_id;
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new.magic = old->magic;
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new.pin = old->pin;
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new.pout = old->pout;
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new.cin = old->cin;
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new.cout = old->cout;
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new.cin_wrap = old->cin_wrap;
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new.cout_wrap = old->cout_wrap;
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new.cin_delta = old->cin_delta;
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new.cout_delta = old->cout_delta;
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new.throttle_in = old->throttle_in;
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new.throttle_out = old->throttle_out;
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new.filter_in = old->filter_in;
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new.filter_out = old->filter_out;
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new.snoop_port = old->snoop_port;
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new.snoop_ip = old->snoop_ip;
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new.opened = old->opened;
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new.die = old->die;
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new.session_timeout = old->session_timeout;
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new.idle_timeout = old->idle_timeout;
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new.last_packet = old->last_packet;
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new.last_data = old->last_data;
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new.dns1 = old->dns1;
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new.dns2 = old->dns2;
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for (i = 0; i < MAXROUTE; i++)
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memcpy(&new.route[i], &old->route[i], sizeof(new.route[i]));
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new.tbf_in = old->tbf_in;
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new.tbf_out = old->tbf_out;
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new.random_vector_length = old->random_vector_length;
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memcpy(new.random_vector, old->random_vector, sizeof(new.random_vector));
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memcpy(new.user, old->user, sizeof(new.user));
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memcpy(new.called, old->called, sizeof(new.called));
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memcpy(new.calling, old->calling, sizeof(new.calling));
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new.tx_connect_speed = old->tx_connect_speed;
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new.rx_connect_speed = old->rx_connect_speed;
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new.timeout = old->timeout;
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new.mrru = old->mrru;
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new.epdis = old->epdis;
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new.bundle = old->bundle;
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new.mssf = old->mssf;
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new.walled_garden = old->walled_garden;
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new.classlen = old->classlen;
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memcpy(new.class, old->class, sizeof(new.class));
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new.route6[0].ipv6prefixlen = old->ipv6prefixlen;
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new.route6[0].ipv6route = old->ipv6route;
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new.forwardtosession = old->forwardtosession;
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memcpy(new.src_hwaddr, old->src_hwaddr, sizeof(new.src_hwaddr));
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return (uint8_t *) &new;
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}
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static uint8_t *convert_sessionV8(struct oldsessionV8 *old)
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{
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static sessiont new;
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int i;
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memset(&new, 0, sizeof(new));
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new.next = old->next;
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new.far = old->far;
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new.tunnel = old->tunnel;
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new.flags = old->flags;
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new.ppp.phase = old->ppp.phase;
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new.ppp.lcp = old->ppp.lcp;
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new.ppp.ipcp = old->ppp.ipcp;
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new.ppp.ipv6cp = old->ppp.ipv6cp;
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new.ppp.ccp = old->ppp.ccp;
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new.mru = old->mru;
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new.ip = old->ip;
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new.ip_pool_index = old->ip_pool_index;
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new.unique_id = old->unique_id;
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new.magic = old->magic;
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new.pin = old->pin;
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new.pout = old->pout;
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new.cin = old->cin;
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new.cout = old->cout;
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new.cin_wrap = old->cin_wrap;
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new.cout_wrap = old->cout_wrap;
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new.cin_delta = old->cin_delta;
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new.cout_delta = old->cout_delta;
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new.throttle_in = old->throttle_in;
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new.throttle_out = old->throttle_out;
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new.filter_in = old->filter_in;
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new.filter_out = old->filter_out;
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new.snoop_port = old->snoop_port;
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new.snoop_ip = old->snoop_ip;
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new.opened = old->opened;
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new.die = old->die;
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new.session_timeout = old->session_timeout;
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new.idle_timeout = old->idle_timeout;
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new.last_packet = old->last_packet;
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new.last_data = old->last_data;
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new.dns1 = old->dns1;
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new.dns2 = old->dns2;
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for (i = 0; i < MAXROUTE; i++)
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memcpy(&new.route[i], &old->route[i], sizeof(new.route[i]));
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new.tbf_in = old->tbf_in;
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new.tbf_out = old->tbf_out;
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new.random_vector_length = old->random_vector_length;
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memcpy(new.random_vector, old->random_vector, sizeof(new.random_vector));
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memcpy(new.user, old->user, sizeof(new.user));
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memcpy(new.called, old->called, sizeof(new.called));
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memcpy(new.calling, old->calling, sizeof(new.calling));
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new.tx_connect_speed = old->tx_connect_speed;
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new.rx_connect_speed = old->rx_connect_speed;
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new.timeout = old->timeout;
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new.mrru = old->mrru;
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new.epdis = old->epdis;
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new.bundle = old->bundle;
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new.mssf = old->mssf;
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new.walled_garden = old->walled_garden;
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new.classlen = old->classlen;
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memcpy(new.class, old->class, sizeof(new.class));
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new.route6[0].ipv6prefixlen = old->ipv6prefixlen;
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new.route6[0].ipv6route = old->ipv6route;
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new.forwardtosession = old->forwardtosession;
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memcpy(new.src_hwaddr, old->src_hwaddr, sizeof(new.src_hwaddr));
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new.dhcpv6_prefix_iaid = old->dhcpv6_prefix_iaid;
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new.dhcpv6_iana_iaid = old->dhcpv6_iana_iaid;
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new.ipv6address = old->ipv6address;
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new.dhcpv6_client_id = old->dhcpv6_client_id;
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return (uint8_t *) &new;
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}
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//
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// Process a heartbeat..
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//
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@ -1505,7 +1773,7 @@ static int cluster_process_heartbeat(uint8_t *data, int size, int more, uint8_t
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int i, type;
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int hb_ver = more;
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#if HB_VERSION != 8
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#if HB_VERSION != 9
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# error "need to update cluster_process_heartbeat()"
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#endif
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@ -1685,10 +1953,13 @@ static int cluster_process_heartbeat(uint8_t *data, int size, int more, uint8_t
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if (size != sizeof(sessiont)) { // Ouch! Very very bad!
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if ((hb_ver < HB_VERSION) && (size < sizeof(sessiont)))
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{
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// set to 0 the unused variables
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memset(&c[size], 0, (sizeof(sessiont) - size));
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LOG(3, 0, 0, "WARNING: Received a CSESSION from %s hb_version %d != %d current version !\n", fmtaddr(addr, 2), hb_ver, HB_VERSION);
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// New feature not activated until the master has not been upgraded.
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if ((hb_ver == 7) && (size == sizeof(struct oldsessionV7)))
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cluster_recv_session(more, convert_sessionV7((struct oldsessionV7 *) c));
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else if (size == sizeof(struct oldsessionV8))
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cluster_recv_session(more, convert_sessionV8((struct oldsessionV8 *) c));
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else
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LOG(0, 0, 0, "DANGER: Received a CSESSION version=%d that didn't decompress correctly!\n", hb_ver);
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break;
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}
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else
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{
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