This is preliminary work for Eric's libnftables patchset.
Cc: Eric Leblond <[email protected]>
Signed-off-by: Phil Sutter <[email protected]>
---
include/cli.h | 4 ++--
include/nftables.h | 13 +++++++------
src/cli.c | 14 ++++++--------
src/main.c | 24 +++++++++++-------------
4 files changed, 26 insertions(+), 29 deletions(-)
diff --git a/include/cli.h b/include/cli.h
index 40fc63ead5b45..3ae1c459bce2d 100644
--- a/include/cli.h
+++ b/include/cli.h
@@ -6,10 +6,10 @@
struct parser_state;
#ifdef HAVE_LIBREADLINE
extern int cli_init(struct nft_ctx *nft, struct mnl_socket *nf_sock,
- struct nft_cache *cache, struct parser_state *state);
+ struct parser_state *state);
#else
static inline int cli_init(struct nft_ctx *nft, struct mnl_socket *nf_sock,
- struct nft_cache *cache, struct parser_state *state)
+ struct parser_state *state)
{
return -1;
}
diff --git a/include/nftables.h b/include/nftables.h
index a457aba62ee80..994b5111176c9 100644
--- a/include/nftables.h
+++ b/include/nftables.h
@@ -32,17 +32,18 @@ struct output_ctx {
unsigned int echo;
};
-struct nft_ctx {
- struct output_ctx output;
- bool check;
-};
-
struct nft_cache {
bool initialized;
struct list_head list;
uint32_t seqnum;
};
+struct nft_ctx {
+ struct output_ctx output;
+ bool check;
+ struct nft_cache cache;
+};
+
extern unsigned int max_errors;
extern unsigned int debug_level;
extern const char *include_paths[INCLUDE_PATHS_MAX];
@@ -124,7 +125,7 @@ struct parser_state;
struct mnl_socket;
int nft_run(struct nft_ctx *nft, struct mnl_socket *nf_sock,
- struct nft_cache *cache, void *scanner, struct parser_state *state,
+ void *scanner, struct parser_state *state,
struct list_head *msgs);
void ct_label_table_init(void);
diff --git a/src/cli.c b/src/cli.c
index d0ca9afbbdb10..4f05f276542e9 100644
--- a/src/cli.c
+++ b/src/cli.c
@@ -41,9 +41,8 @@ static const struct input_descriptor indesc_cli = {
};
static struct parser_state *state;
-static struct nft_ctx cli_nft;
+static struct nft_ctx *cli_nft;
static struct mnl_socket *cli_nf_sock;
-static struct nft_cache *cli_cache;
static void *scanner;
static char histfile[PATH_MAX];
static char *multiline;
@@ -135,12 +134,12 @@ static void cli_complete(char *line)
xfree(line);
line = s;
- parser_init(cli_nf_sock, cli_cache, state, &msgs);
+ parser_init(cli_nf_sock, &cli_nft->cache, state, &msgs);
scanner_push_buffer(scanner, &indesc_cli, line);
- nft_run(&cli_nft, cli_nf_sock, cli_cache, scanner, state, &msgs);
+ nft_run(cli_nft, cli_nf_sock, scanner, state, &msgs);
erec_print_list(stdout, &msgs);
xfree(line);
- cache_release(cli_cache);
+ cache_release(&cli_nft->cache);
iface_cache_release();
}
@@ -150,13 +149,12 @@ static char **cli_completion(const char *text, int start,
int end)
}
int cli_init(struct nft_ctx *nft, struct mnl_socket *nf_sock,
- struct nft_cache *cache, struct parser_state *_state)
+ struct parser_state *_state)
{
const char *home;
cli_nf_sock = nf_sock;
- cli_nft = *nft;
- cli_cache = cache;
+ cli_nft = nft;
rl_readline_name = "nft";
rl_instream = stdin;
rl_outstream = stdout;
diff --git a/src/main.c b/src/main.c
index 888395981d42c..b86ae62f13431 100644
--- a/src/main.c
+++ b/src/main.c
@@ -187,7 +187,7 @@ static const struct input_descriptor indesc_cmdline = {
.name = "<cmdline>",
};
-static int nft_netlink(struct nft_ctx *nft, struct nft_cache *cache,
+static int nft_netlink(struct nft_ctx *nft,
struct parser_state *state, struct list_head *msgs,
struct mnl_socket *nf_sock)
{
@@ -211,7 +211,7 @@ static int nft_netlink(struct nft_ctx *nft, struct
nft_cache *cache,
ctx.batch_supported = batch_supported;
ctx.octx = &nft->output;
ctx.nf_sock = nf_sock;
- ctx.cache = cache;
+ ctx.cache = &nft->cache;
init_list_head(&ctx.list);
ret = do_command(&ctx, cmd);
if (ret < 0)
@@ -247,7 +247,7 @@ out:
}
int nft_run(struct nft_ctx *nft, struct mnl_socket *nf_sock,
- struct nft_cache *cache, void *scanner, struct parser_state *state,
+ void *scanner, struct parser_state *state,
struct list_head *msgs)
{
struct cmd *cmd, *next;
@@ -262,7 +262,7 @@ int nft_run(struct nft_ctx *nft, struct mnl_socket *nf_sock,
list_for_each_entry(cmd, &state->cmds, list)
nft_cmd_expand(cmd);
- ret = nft_netlink(nft, cache, state, msgs, nf_sock);
+ ret = nft_netlink(nft, state, msgs, nf_sock);
err1:
list_for_each_entry_safe(cmd, next, &state->cmds, list) {
list_del(&cmd->list);
@@ -297,7 +297,6 @@ void nft_exit(void)
int main(int argc, char * const *argv)
{
struct parser_state state;
- struct nft_cache cache;
void *scanner;
LIST_HEAD(msgs);
char *buf = NULL, *filename = NULL;
@@ -306,8 +305,7 @@ int main(int argc, char * const *argv)
int i, val, rc = NFT_EXIT_SUCCESS;
struct mnl_socket *nf_sock;
- memset(&cache, 0, sizeof(cache));
- init_list_head(&cache.list);
+ init_list_head(&nft.cache.list);
nft_init();
nf_sock = netlink_open_sock();
@@ -407,20 +405,20 @@ int main(int argc, char * const *argv)
strcat(buf, " ");
}
strcat(buf, "\n");
- parser_init(nf_sock, &cache, &state, &msgs);
+ parser_init(nf_sock, &nft.cache, &state, &msgs);
scanner = scanner_init(&state);
scanner_push_buffer(scanner, &indesc_cmdline, buf);
} else if (filename != NULL) {
- rc = cache_update(nf_sock, &cache, CMD_INVALID, &msgs);
+ rc = cache_update(nf_sock, &nft.cache, CMD_INVALID, &msgs);
if (rc < 0)
return rc;
- parser_init(nf_sock, &cache, &state, &msgs);
+ parser_init(nf_sock, &nft.cache, &state, &msgs);
scanner = scanner_init(&state);
if (scanner_read_file(scanner, filename, &internal_location) <
0)
goto out;
} else if (interactive) {
- if (cli_init(&nft, nf_sock, &cache, &state) < 0) {
+ if (cli_init(&nft, nf_sock, &state) < 0) {
fprintf(stderr, "%s: interactive CLI not supported in
this build\n",
argv[0]);
exit(NFT_EXIT_FAILURE);
@@ -431,13 +429,13 @@ int main(int argc, char * const *argv)
exit(NFT_EXIT_FAILURE);
}
- if (nft_run(&nft, nf_sock, &cache, scanner, &state, &msgs) != 0)
+ if (nft_run(&nft, nf_sock, scanner, &state, &msgs) != 0)
rc = NFT_EXIT_FAILURE;
out:
scanner_destroy(scanner);
erec_print_list(stderr, &msgs);
xfree(buf);
- cache_release(&cache);
+ cache_release(&nft.cache);
iface_cache_release();
netlink_close_sock(nf_sock);
nft_exit();
--
2.13.1
--
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