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interface-file: add some backwards compatibility hacks with use (ref #3)

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Ariadne Conill 2020-07-24 04:37:14 -06:00
parent 8138ca8485
commit a3c138b9b2
3 changed files with 26 additions and 0 deletions
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16
libifupdown/interface-file.c
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@ -95,6 +95,22 @@ lif_interface_file_parse(struct lif_dict *collection, const char *filename)
else if (!strcmp(hint, "loopback"))
cur_iface->is_loopback = true;
}
else if (!strcmp(token, "use"))
{
char *executor = lif_next_token(&bufp);
/* pass requires as compatibility env vars to appropriate executors (bridge, bond) */
if (!strcmp(executor, "dhcp"))
cur_iface->is_dhcp = true;
else if (!strcmp(executor, "loopback"))
cur_iface->is_loopback = true;
else if (!strcmp(executor, "bridge"))
cur_iface->is_bridge = true;
else if (!strcmp(executor, "bond"))
cur_iface->is_bond = true;
lif_dict_add(&cur_iface->vars, token, strdup(executor));
}
else if (!strcmp(token, "address"))
{
char *addr = lif_next_token(&bufp);

2
libifupdown/interface.h
View file

@ -50,6 +50,8 @@ struct lif_interface {
bool is_dhcp;
bool is_loopback;
bool is_auto;
bool is_bridge;
bool is_bond;
struct lif_dict vars;

8
libifupdown/lifecycle.c
View file

@ -215,6 +215,14 @@ lif_lifecycle_run_phase(const struct lif_execute_opts *opts, struct lif_interfac
did_gateway = true;
}
else if (!strcmp(entry->key, "requires"))
{
if (iface->is_bridge)
lif_environment_push(&envp, "IF_BRIDGE_PORTS", (const char *) entry->data);
if (iface->is_bond)
lif_environment_push(&envp, "IF_BOND_SLAVES", (const char *) entry->data);
}
char envkey[4096] = "IF_";
strlcat(envkey, entry->key, sizeof envkey);