networkd: Move Router Advertisement functionality to a single file
Centralize Router Advertisement functionality in networkd-radv instead of keeping it in networkd-address.
This commit is contained in:
parent
dd95b381b2
commit
6e849e95ad
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@ -984,251 +984,3 @@ bool address_is_ready(const Address *a) {
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else
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return !(a->flags & (IFA_F_TENTATIVE | IFA_F_DEPRECATED));
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}
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int config_parse_router_preference(const char *unit,
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const char *filename,
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unsigned line,
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const char *section,
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unsigned section_line,
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const char *lvalue,
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int ltype,
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const char *rvalue,
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void *data,
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void *userdata) {
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Network *network = userdata;
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assert(filename);
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assert(section);
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assert(lvalue);
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assert(rvalue);
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assert(data);
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if (streq(rvalue, "high"))
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network->router_preference = SD_NDISC_PREFERENCE_HIGH;
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else if (STR_IN_SET(rvalue, "medium", "normal", "default"))
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network->router_preference = SD_NDISC_PREFERENCE_MEDIUM;
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else if (streq(rvalue, "low"))
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network->router_preference = SD_NDISC_PREFERENCE_LOW;
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else
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log_syntax(unit, LOG_ERR, filename, line, -EINVAL, "Router preference '%s' is invalid, ignoring assignment: %m", rvalue);
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return 0;
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}
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void prefix_free(Prefix *prefix) {
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if (!prefix)
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return;
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if (prefix->network) {
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LIST_REMOVE(prefixes, prefix->network->static_prefixes, prefix);
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assert(prefix->network->n_static_prefixes > 0);
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prefix->network->n_static_prefixes--;
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if (prefix->section)
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hashmap_remove(prefix->network->prefixes_by_section,
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prefix->section);
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}
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prefix->radv_prefix = sd_radv_prefix_unref(prefix->radv_prefix);
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free(prefix);
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}
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int prefix_new(Prefix **ret) {
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_cleanup_prefix_free_ Prefix *prefix = NULL;
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prefix = new0(Prefix, 1);
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if (!prefix)
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return -ENOMEM;
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if (sd_radv_prefix_new(&prefix->radv_prefix) < 0)
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return -ENOMEM;
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*ret = prefix;
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prefix = NULL;
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return 0;
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}
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int prefix_new_static(Network *network, const char *filename,
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unsigned section_line, Prefix **ret) {
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_cleanup_network_config_section_free_ NetworkConfigSection *n = NULL;
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_cleanup_prefix_free_ Prefix *prefix = NULL;
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int r;
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assert(network);
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assert(ret);
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assert(!!filename == (section_line > 0));
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if (filename) {
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r = network_config_section_new(filename, section_line, &n);
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if (r < 0)
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return r;
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if (section_line) {
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prefix = hashmap_get(network->prefixes_by_section, n);
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if (prefix) {
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*ret = prefix;
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prefix = NULL;
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return 0;
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}
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}
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}
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r = prefix_new(&prefix);
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if (r < 0)
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return r;
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if (filename) {
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prefix->section = n;
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n = NULL;
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r = hashmap_put(network->prefixes_by_section, prefix->section,
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prefix);
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if (r < 0)
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return r;
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}
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prefix->network = network;
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LIST_APPEND(prefixes, network->static_prefixes, prefix);
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network->n_static_prefixes++;
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*ret = prefix;
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prefix = NULL;
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return 0;
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}
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int config_parse_prefix(const char *unit,
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const char *filename,
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unsigned line,
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const char *section,
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unsigned section_line,
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const char *lvalue,
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int ltype,
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const char *rvalue,
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void *data,
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void *userdata) {
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Network *network = userdata;
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_cleanup_prefix_free_ Prefix *p = NULL;
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uint8_t prefixlen = 64;
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union in_addr_union in6addr;
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int r;
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assert(filename);
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assert(section);
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assert(lvalue);
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assert(rvalue);
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assert(data);
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r = prefix_new_static(network, filename, section_line, &p);
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if (r < 0)
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return r;
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r = in_addr_prefix_from_string(rvalue, AF_INET6, &in6addr, &prefixlen);
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if (r < 0) {
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log_syntax(unit, LOG_ERR, filename, line, r, "Prefix is invalid, ignoring assignment: %s", rvalue);
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return 0;
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}
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if (sd_radv_prefix_set_prefix(p->radv_prefix, &in6addr.in6, prefixlen) < 0)
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return -EADDRNOTAVAIL;
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log_syntax(unit, LOG_INFO, filename, line, r, "Found prefix %s", rvalue);
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p = NULL;
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return 0;
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}
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int config_parse_prefix_flags(const char *unit,
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const char *filename,
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unsigned line,
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const char *section,
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unsigned section_line,
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const char *lvalue,
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int ltype,
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const char *rvalue,
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void *data,
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void *userdata) {
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Network *network = userdata;
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_cleanup_prefix_free_ Prefix *p = NULL;
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int r, val;
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assert(filename);
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assert(section);
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assert(lvalue);
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assert(rvalue);
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assert(data);
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r = prefix_new_static(network, filename, section_line, &p);
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if (r < 0)
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return r;
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r = parse_boolean(rvalue);
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if (r < 0) {
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log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse address flag, ignoring: %s", rvalue);
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return 0;
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}
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val = r;
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if (streq(lvalue, "OnLink"))
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r = sd_radv_prefix_set_onlink(p->radv_prefix, val);
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else if (streq(lvalue, "AddressAutoconfiguration"))
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r = sd_radv_prefix_set_address_autoconfiguration(p->radv_prefix, val);
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if (r < 0)
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return r;
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p = NULL;
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return 0;
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}
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int config_parse_prefix_lifetime(const char *unit,
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const char *filename,
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unsigned line,
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const char *section,
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unsigned section_line,
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const char *lvalue,
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int ltype,
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const char *rvalue,
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void *data,
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void *userdata) {
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Network *network = userdata;
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_cleanup_prefix_free_ Prefix *p = NULL;
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usec_t usec;
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int r;
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assert(filename);
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assert(section);
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assert(lvalue);
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assert(rvalue);
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assert(data);
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r = prefix_new_static(network, filename, section_line, &p);
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if (r < 0)
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return r;
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r = parse_sec(rvalue, &usec);
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if (r < 0) {
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log_syntax(unit, LOG_ERR, filename, line, r, "Lifetime is invalid, ignoring assignment: %s", rvalue);
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return 0;
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}
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/* a value of 0xffffffff represents infinity */
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if (streq(lvalue, "PreferredLifetimeSec"))
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r = sd_radv_prefix_set_preferred_lifetime(p->radv_prefix,
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DIV_ROUND_UP(usec, USEC_PER_SEC));
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else if (streq(lvalue, "ValidLifetimeSec"))
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r = sd_radv_prefix_set_valid_lifetime(p->radv_prefix,
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DIV_ROUND_UP(usec, USEC_PER_SEC));
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if (r < 0)
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return r;
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p = NULL;
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return 0;
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}
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@ -26,7 +26,6 @@
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#include "in-addr-util.h"
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typedef struct Address Address;
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typedef struct Prefix Prefix;
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#include "networkd-link.h"
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#include "networkd-network.h"
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@ -37,15 +36,6 @@ typedef struct Network Network;
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typedef struct Link Link;
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typedef struct NetworkConfigSection NetworkConfigSection;
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struct Prefix {
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Network *network;
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NetworkConfigSection *section;
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sd_radv_prefix *radv_prefix;
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LIST_FIELDS(Prefix, prefixes);
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};
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struct Address {
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Network *network;
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NetworkConfigSection *section;
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@ -90,21 +80,9 @@ bool address_is_ready(const Address *a);
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DEFINE_TRIVIAL_CLEANUP_FUNC(Address*, address_free);
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#define _cleanup_address_free_ _cleanup_(address_freep)
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int prefix_new(Prefix **ret);
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void prefix_free(Prefix *prefix);
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int prefix_new_static(Network *network, const char *filename, unsigned section,
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Prefix **ret);
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DEFINE_TRIVIAL_CLEANUP_FUNC(Prefix*, prefix_free);
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#define _cleanup_prefix_free_ _cleanup_(prefix_freep)
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int config_parse_address(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
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int config_parse_broadcast(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
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int config_parse_label(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
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int config_parse_lifetime(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
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int config_parse_address_flags(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
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int config_parse_address_scope(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
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int config_parse_router_preference(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
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int config_parse_prefix(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
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int config_parse_prefix_flags(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
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int config_parse_prefix_lifetime(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
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@ -34,6 +34,7 @@
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#include "networkd-fdb.h"
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#include "networkd-lldp-tx.h"
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#include "networkd-ipv6-proxy-ndp.h"
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#include "networkd-radv.h"
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#include "networkd-route.h"
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#include "networkd-routing-policy-rule.h"
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#include "networkd-util.h"
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@ -24,7 +24,257 @@
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#include "networkd-address.h"
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#include "networkd-manager.h"
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#include "networkd-radv.h"
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#include "parse-util.h"
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#include "sd-radv.h"
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#include "string-util.h"
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int config_parse_router_preference(const char *unit,
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const char *filename,
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unsigned line,
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const char *section,
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unsigned section_line,
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const char *lvalue,
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int ltype,
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const char *rvalue,
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void *data,
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void *userdata) {
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Network *network = userdata;
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assert(filename);
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assert(section);
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assert(lvalue);
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assert(rvalue);
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assert(data);
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if (streq(rvalue, "high"))
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network->router_preference = SD_NDISC_PREFERENCE_HIGH;
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else if (STR_IN_SET(rvalue, "medium", "normal", "default"))
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network->router_preference = SD_NDISC_PREFERENCE_MEDIUM;
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else if (streq(rvalue, "low"))
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network->router_preference = SD_NDISC_PREFERENCE_LOW;
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else
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log_syntax(unit, LOG_ERR, filename, line, -EINVAL, "Router preference '%s' is invalid, ignoring assignment: %m", rvalue);
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return 0;
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}
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void prefix_free(Prefix *prefix) {
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if (!prefix)
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return;
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if (prefix->network) {
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LIST_REMOVE(prefixes, prefix->network->static_prefixes, prefix);
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assert(prefix->network->n_static_prefixes > 0);
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prefix->network->n_static_prefixes--;
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if (prefix->section)
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hashmap_remove(prefix->network->prefixes_by_section,
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prefix->section);
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}
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prefix->radv_prefix = sd_radv_prefix_unref(prefix->radv_prefix);
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free(prefix);
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}
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int prefix_new(Prefix **ret) {
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Prefix *prefix = NULL;
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prefix = new0(Prefix, 1);
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if (!prefix)
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return -ENOMEM;
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if (sd_radv_prefix_new(&prefix->radv_prefix) < 0)
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return -ENOMEM;
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*ret = prefix;
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prefix = NULL;
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return 0;
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}
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int prefix_new_static(Network *network, const char *filename,
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unsigned section_line, Prefix **ret) {
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_cleanup_network_config_section_free_ NetworkConfigSection *n = NULL;
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_cleanup_prefix_free_ Prefix *prefix = NULL;
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int r;
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assert(network);
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assert(ret);
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assert(!!filename == (section_line > 0));
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if (filename) {
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r = network_config_section_new(filename, section_line, &n);
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if (r < 0)
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return r;
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if (section_line) {
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prefix = hashmap_get(network->prefixes_by_section, n);
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if (prefix) {
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*ret = prefix;
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prefix = NULL;
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return 0;
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}
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}
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}
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r = prefix_new(&prefix);
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if (r < 0)
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return r;
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if (filename) {
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prefix->section = n;
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n = NULL;
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r = hashmap_put(network->prefixes_by_section, prefix->section,
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prefix);
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if (r < 0)
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return r;
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}
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prefix->network = network;
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LIST_APPEND(prefixes, network->static_prefixes, prefix);
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network->n_static_prefixes++;
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*ret = prefix;
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prefix = NULL;
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return 0;
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}
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int config_parse_prefix(const char *unit,
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const char *filename,
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unsigned line,
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const char *section,
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unsigned section_line,
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const char *lvalue,
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int ltype,
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const char *rvalue,
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void *data,
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void *userdata) {
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Network *network = userdata;
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_cleanup_prefix_free_ Prefix *p = NULL;
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uint8_t prefixlen = 64;
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union in_addr_union in6addr;
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int r;
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assert(filename);
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assert(section);
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assert(lvalue);
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assert(rvalue);
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assert(data);
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r = prefix_new_static(network, filename, section_line, &p);
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if (r < 0)
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return r;
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r = in_addr_prefix_from_string(rvalue, AF_INET6, &in6addr, &prefixlen);
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if (r < 0) {
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log_syntax(unit, LOG_ERR, filename, line, r, "Prefix is invalid, ignoring assignment: %s", rvalue);
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return 0;
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}
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if (sd_radv_prefix_set_prefix(p->radv_prefix, &in6addr.in6, prefixlen) < 0)
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return -EADDRNOTAVAIL;
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log_syntax(unit, LOG_INFO, filename, line, r, "Found prefix %s", rvalue);
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p = NULL;
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return 0;
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}
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int config_parse_prefix_flags(const char *unit,
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const char *filename,
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unsigned line,
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const char *section,
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unsigned section_line,
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const char *lvalue,
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int ltype,
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const char *rvalue,
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void *data,
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void *userdata) {
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Network *network = userdata;
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_cleanup_prefix_free_ Prefix *p = NULL;
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int r, val;
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assert(filename);
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assert(section);
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assert(lvalue);
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assert(rvalue);
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assert(data);
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r = prefix_new_static(network, filename, section_line, &p);
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if (r < 0)
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return r;
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r = parse_boolean(rvalue);
|
||||
if (r < 0) {
|
||||
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse address flag, ignoring: %s", rvalue);
|
||||
return 0;
|
||||
}
|
||||
|
||||
val = r;
|
||||
|
||||
if (streq(lvalue, "OnLink"))
|
||||
r = sd_radv_prefix_set_onlink(p->radv_prefix, val);
|
||||
else if (streq(lvalue, "AddressAutoconfiguration"))
|
||||
r = sd_radv_prefix_set_address_autoconfiguration(p->radv_prefix, val);
|
||||
if (r < 0)
|
||||
return r;
|
||||
|
||||
p = NULL;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int config_parse_prefix_lifetime(const char *unit,
|
||||
const char *filename,
|
||||
unsigned line,
|
||||
const char *section,
|
||||
unsigned section_line,
|
||||
const char *lvalue,
|
||||
int ltype,
|
||||
const char *rvalue,
|
||||
void *data,
|
||||
void *userdata) {
|
||||
Network *network = userdata;
|
||||
_cleanup_prefix_free_ Prefix *p = NULL;
|
||||
usec_t usec;
|
||||
int r;
|
||||
|
||||
assert(filename);
|
||||
assert(section);
|
||||
assert(lvalue);
|
||||
assert(rvalue);
|
||||
assert(data);
|
||||
|
||||
r = prefix_new_static(network, filename, section_line, &p);
|
||||
if (r < 0)
|
||||
return r;
|
||||
|
||||
r = parse_sec(rvalue, &usec);
|
||||
if (r < 0) {
|
||||
log_syntax(unit, LOG_ERR, filename, line, r, "Lifetime is invalid, ignoring assignment: %s", rvalue);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* a value of 0xffffffff represents infinity */
|
||||
if (streq(lvalue, "PreferredLifetimeSec"))
|
||||
r = sd_radv_prefix_set_preferred_lifetime(p->radv_prefix,
|
||||
DIV_ROUND_UP(usec, USEC_PER_SEC));
|
||||
else if (streq(lvalue, "ValidLifetimeSec"))
|
||||
r = sd_radv_prefix_set_valid_lifetime(p->radv_prefix,
|
||||
DIV_ROUND_UP(usec, USEC_PER_SEC));
|
||||
if (r < 0)
|
||||
return r;
|
||||
|
||||
p = NULL;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int radv_get_ip6dns(Network *network, struct in6_addr **dns,
|
||||
size_t *n_dns) {
|
||||
|
|
|
@ -20,7 +20,32 @@
|
|||
along with systemd; If not, see <http://www.gnu.org/licenses/>.
|
||||
***/
|
||||
|
||||
#include "networkd-address.h"
|
||||
#include "networkd-link.h"
|
||||
|
||||
typedef struct Prefix Prefix;
|
||||
|
||||
struct Prefix {
|
||||
Network *network;
|
||||
NetworkConfigSection *section;
|
||||
|
||||
sd_radv_prefix *radv_prefix;
|
||||
|
||||
LIST_FIELDS(Prefix, prefixes);
|
||||
};
|
||||
|
||||
int prefix_new(Prefix **ret);
|
||||
void prefix_free(Prefix *prefix);
|
||||
int prefix_new_static(Network *network, const char *filename, unsigned section,
|
||||
Prefix **ret);
|
||||
|
||||
DEFINE_TRIVIAL_CLEANUP_FUNC(Prefix*, prefix_free);
|
||||
#define _cleanup_prefix_free_ _cleanup_(prefix_freep)
|
||||
|
||||
int config_parse_router_preference(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
|
||||
int config_parse_prefix(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
|
||||
int config_parse_prefix_flags(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
|
||||
int config_parse_prefix_lifetime(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
|
||||
|
||||
int radv_emit_dns(Link *link);
|
||||
int radv_configure(Link *link);
|
||||
|
|
Loading…
Reference in a new issue