unittest: use common_setup / common_shutdown almost everywhere.

Avoids much cut & paste.  Some tests don't need any of it, but most
want at least some of this infrastructure.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

bitcoin/test/run-secret_eq_consttime.c

@@ -2,6 +2,7 @@
 #include <bitcoin/privkey.c>
 #include <ccan/err/err.h>
 #include <ccan/time/time.h>
+#include <common/setup.h>
 #include <stdio.h>
 #include <unistd.h>
 
@@ -106,17 +107,18 @@ static bool secret_time_test(struct timerel (*test)(struct secret *s1,
 
 #define ITERATIONS 1000
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	const char *v;
 	int const_success, nonconst_success = ITERATIONS, i;
 	double load;
-	setup_locale();
+
+	common_setup(argv[0]);
 
 	/* no point running this under valgrind. */
 	v = getenv("VALGRIND");
 	if (v && atoi(v) == 1)
-		exit(0);
+		goto exit;
 
 	s1 = calloc(RUNS, sizeof(*s1));
 	s2 = calloc(RUNS, sizeof(*s2));
@@ -142,16 +144,20 @@ int main(void)
 
 	/* Now, check loadavg: if we weren't alone, that could explain results */
 	getloadavg(&load, 1);
-	if (load > 1.0)
+	if (load > 1.0) {
-		errx(0, "Load %.2f: too high, ignoring", load);
+		warnx("Load %.2f: too high, ignoring", load);
+	} else {
+		if (const_success < ITERATIONS / 2)
+			errx(1, "Only const time %u/%u?", const_success, i);
 
-	if (const_success < ITERATIONS / 2)
+		if (nonconst_success < ITERATIONS / 2)
-		errx(1, "Only const time %u/%u?", const_success, i);
+			errx(1, "memcmp seemed const time %u/%u?",
-
+			     nonconst_success, i);
-	if (nonconst_success < ITERATIONS / 2)
+	}
-		errx(1, "memcmp seemed const time %u/%u?", nonconst_success, i);
 	free(s1);
 	free(s2);
 
+exit:
+	common_shutdown();
 	return 0;
 }

channeld/test/run-commit_tx.c

@@ -1057,11 +1057,8 @@ int main(int argc, const char *argv[])
 		break;
 	}
 
-	/* No memory leaks please */
-	take_cleanup();
 	common_shutdown();
 
-
 	/* FIXME: Do BOLT comparison! */
 	return 0;
 }

channeld/test/run-full_channel.c

@@ -670,8 +670,6 @@ int main(int argc, const char *argv[])
 		txs_must_be_eq(txs, txs2);
 	}
 
-	/* No memory leaks please */
-	take_cleanup();
 	common_shutdown();
 
 	/* FIXME: Do BOLT comparison! */

common/test/run-amount.c

@@ -1,4 +1,5 @@
 #include "../amount.c"
+#include <common/setup.h>
 #include <common/utils.h>
 #include <stdio.h>
 #include <wire/wire.h>
@@ -82,13 +83,12 @@ void towire_u8_array(u8 **pptr UNNEEDED, const u8 *arr UNNEEDED, size_t num UNNE
 		assert((satp)->satoshis == val);			\
 	} while (0)
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	struct amount_msat msat;
 	struct amount_sat sat;
 
-	setup_locale();
+	common_setup(argv[0]);
-	setup_tmpctx();
 
 	/* Grossly malformed */
 	FAIL_MSAT(&msat, "x");
@@ -233,5 +233,5 @@ int main(void)
 		assert(sat.satoshis == i);
 	}
 
-	tal_free(tmpctx);
+	common_shutdown();
 }

common/test/run-bigsize.c

@@ -4,6 +4,7 @@
 #include <ccan/tal/str/str.h>
 #include <common/amount.h>
 #include <common/json.c>
+#include <common/setup.h>
 #include <common/utils.h>
 #include <wire/wire.h>
 
@@ -336,8 +337,7 @@ int main(int argc, char *argv[])
 	char **lines, *json = NULL;
 	int test_count = 0;
 
-	setup_locale();
+	common_setup(argv[0]);
-	setup_tmpctx();
 
 	lines = tal_strsplit(tmpctx, grab_file(tmpctx, tal_fmt(tmpctx, "%s.c",
 							       argv[0])),
@@ -375,5 +375,5 @@ int main(int argc, char *argv[])
 			tal_append_fmt(&json, "%s", l);
 	}
 	assert(test_count == 2);
-	tal_free(tmpctx);
+	common_shutdown();
 }

common/test/run-bolt11.c

@@ -11,6 +11,7 @@
 #include <ccan/err/err.h>
 #include <ccan/mem/mem.h>
 #include <ccan/str/hex/hex.h>
+#include <common/setup.h>
 #include <stdio.h>
 #include <wally_core.h>
 
@@ -134,10 +135,8 @@ static void test_b11(const char *b11str,
 	assert(strlen(reproduce) == strlen(b11str));
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct bolt11 *b11;
 	struct node_id node;
 	struct amount_msat msatoshi;
@@ -146,9 +145,7 @@ int main(void)
 	char *fail;
 	struct feature_set *fset;
 
-	wally_init(0);
+	common_setup(argv[0]);
-	secp256k1_ctx = wally_get_secp_context();
-	setup_tmpctx();
 
 	/* BOLT #11:
 	 *
@@ -627,8 +624,5 @@ int main(void)
 	assert(streq(fail, "d: invalid utf8"));
 
 	/* FIXME: Test the others! */
-	wally_cleanup(0);
+	common_shutdown();
-	tal_free(tmpctx);
-	take_cleanup();
-	return 0;
 }

common/test/run-cryptomsg.c

@@ -2,6 +2,7 @@
 #include <ccan/str/hex/hex.h>
 #include <ccan/tal/str/str.h>
 #include <common/dev_disconnect.h>
+#include <common/setup.h>
 #include <common/status.h>
 #include <stdio.h>
 #include <wire/peer_wire.h>
@@ -135,16 +136,14 @@ static void check_result(const u8 *msg, const char *hex)
 	assert(streq(hex, tal_hex(tmpctx, msg)));
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct crypto_state cs_out, cs_in;
 	struct secret sk, rk, ck;
 	const void *msg;
 	size_t i;
 
-	setup_tmpctx();
+	common_setup(argv[0]);
 	msg = tal_dup_arr(tmpctx, char, "hello", 5, 0);
 
 	/* BOLT #8:
@@ -217,6 +216,6 @@ int main(void)
 		dec = cryptomsg_decrypt_body(enc, &cs_in, enc);
 		assert(memeq(dec, tal_bytelen(dec), msg, tal_bytelen(msg)));
 	}
-	tal_free(tmpctx);
+	common_shutdown();
 	return 0;
 }

common/test/run-derive_basepoints.c

@@ -4,6 +4,7 @@
 #include <ccan/str/hex/hex.h>
 #include <ccan/structeq/structeq.h>
 #include <common/amount.h>
+#include <common/setup.h>
 #include <common/utils.h>
 #include <stdio.h>
 #include <wally_core.h>
@@ -139,15 +140,12 @@ static struct info *new_info(const tal_t *ctx)
 	return info;
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	const tal_t *ctx = tal(NULL, char);
 	struct info *baseline, *info;
 
-	wally_init(0);
+	common_setup(argv[0]);
-	secp256k1_ctx = wally_get_secp_context();
 	baseline = new_info(ctx);
 	assert(derive_basepoints(&baseline->seed, &baseline->funding_pubkey,
 				 &baseline->basepoints,
@@ -263,6 +261,6 @@ int main(void)
 				   &info->secrets.htlc_basepoint_secret));
 
 	tal_free(ctx);
-	wally_cleanup(0);
+	common_shutdown();
 	return 0;
 }

common/test/run-features.c

@@ -3,6 +3,7 @@
 #include <ccan/err/err.h>
 #include <ccan/mem/mem.h>
 #include <ccan/str/hex/hex.h>
+#include <common/setup.h>
 #include <common/utils.h>
 #include <stdio.h>
 #include <wally_core.h>
@@ -248,15 +249,12 @@ static void test_feature_trim(void)
 	}
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	u8 *bits;
 	struct feature_set *fset;
 
-	setup_locale();
+	common_setup(argv[0]);
-	wally_init(0);
-	secp256k1_ctx = wally_get_secp_context();
-	setup_tmpctx();
 
 	/* Just some bits to set. */
 	fset = feature_set_for_feature(tmpctx,
@@ -337,8 +335,6 @@ int main(void)
 	test_feature_trim();
 	test_feature_set_sub();
 
-	wally_cleanup(0);
+	common_shutdown();
-	tal_free(tmpctx);
-	take_cleanup();
 	return 0;
 }

common/test/run-gossip_rcvd_filter.c

@@ -1,6 +1,7 @@
 #include "../gossip_rcvd_filter.c"
 #include "../pseudorand.c"
 #include "../../wire/fromwire.c"
+#include <common/setup.h>
 #include <common/utils.h>
 #include <stdio.h>
 
@@ -86,13 +87,13 @@ static u8 *mkgossip(const tal_t *ctx, const char *str)
 	return tal_hexdata(ctx, str, strlen(str));
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	const tal_t *ctx = tal(NULL, char);
 	struct gossip_rcvd_filter *f = new_gossip_rcvd_filter(ctx);
 	const u8 *msg[3], *badmsg;
 
-	setup_locale();
+	common_setup(argv[0]);
 
 	msg[0] = mkgossip(ctx, "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");
 	msg[1] = mkgossip(ctx, "0102ccc0a84e4ce09f522f7765db7c30b822ebb346eb17dda92612d03cc8e53ee1454b6c9a918a60ac971e623fd056687f17a01d3c7e805723f7b68be0e8544013546fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d619000000000008a80900005100005d06bacc0102009000000000000003e8000003e8000000010000000005e69ec0");
@@ -192,5 +193,6 @@ int main(void)
 		   && tal_next(f->cur) == NULL));
 
 	tal_free(ctx);
+	common_shutdown();
 	return 0;
 }

common/test/run-ip_port_parsing.c

@@ -5,6 +5,7 @@
 #include <assert.h>
 #include <ccan/mem/mem.h>
 #include <common/amount.h>
+#include <common/setup.h>
 
 /* AUTOGENERATED MOCKS START */
 /* Generated stub for amount_asset_is_main */
@@ -109,15 +110,13 @@ void towire_u8_array(u8 **pptr UNNEEDED, const u8 *arr UNNEEDED, size_t num UNNE
 { fprintf(stderr, "towire_u8_array called!\n"); abort(); }
 /* AUTOGENERATED MOCKS END */
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct wireaddr addr;
 	char *ip;
 	u16 port;
 
-	setup_tmpctx();
+	common_setup(argv[0]);
 
 	/* Grossly invalid. */
 	assert(!separate_address_and_port(tmpctx, "[", &ip, &port));
@@ -193,6 +192,6 @@ int main(void)
 	assert(tal_count(wireaddr_from_hostname(tmpctx, "odpzvneidqdf5hdq.onion", 1, NULL, NULL, NULL)) > 0);
 	assert(wireaddr_from_hostname(tmpctx, "aaa.onion", 1, NULL, NULL, NULL) == NULL);
 
-	tal_free(tmpctx);
+	common_shutdown();
 	return 0;
 }

common/test/run-json.c

@@ -3,6 +3,7 @@
 #include <ccan/mem/mem.h>
 #include <ccan/tal/str/str.h>
 #include <common/json.h>
+#include <common/setup.h>
 #include <common/utils.h>
 #include <inttypes.h>
 #include <stdio.h>
@@ -287,17 +288,15 @@ static void test_json_bad_utf8(void)
 	assert(json_parse_simple(tmpctx, buf, strlen(buf)));
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
+	common_setup(argv[0]);
-	setup_tmpctx();
 
 	test_json_tok_size();
 	test_json_tok_bitcoin_amount();
 	test_json_tok_millionths();
 	test_json_delve();
 	test_json_bad_utf8();
-	assert(!taken_any());
+
-	take_cleanup();
+	common_shutdown();
-	tal_free(tmpctx);
 }

common/test/run-json_remove.c

@@ -2,6 +2,7 @@
 #include <common/amount.h>
 #include <common/utils.h>
 #include <common/json.c>
+#include <common/setup.h>
 #include <wire/wire.h>
 
 /* AUTOGENERATED MOCKS START */
@@ -264,10 +265,9 @@ static void remove_inside_obj(void)
 		  "4", "four", NULL);
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
+	common_setup(argv[0]);
-	setup_tmpctx();
 
 	sanity();
 	remove_one();
@@ -278,6 +278,6 @@ int main(void)
 	remove_complex();
 	remove_inside_obj();
 
-	tal_free(tmpctx);
 	printf("run-json_remove ok\n");
+	common_shutdown();
 }

common/test/run-key_derive.c

@@ -3,6 +3,7 @@
 #include <assert.h>
 #include <ccan/str/hex/hex.h>
 #include <common/amount.h>
+#include <common/setup.h>
 #include <common/utils.h>
 #include <stdio.h>
 #include <wire/wire.h>
@@ -118,17 +119,13 @@ static struct secret secret_from_hex(const char *hex)
 	return s;
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct privkey privkey;
 	struct secret base_secret, per_commitment_secret;
 	struct pubkey base_point, per_commitment_point, pubkey, pubkey2;
 
-	setup_tmpctx();
+	common_setup(argv[0]);
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
-						 | SECP256K1_CONTEXT_SIGN);
 
 	base_secret = secret_from_hex("0x000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f");
 	per_commitment_secret = secret_from_hex("0x1f1e1d1c1b1a191817161514131211100f0e0d0c0b0a09080706050403020100");
@@ -178,8 +175,5 @@ int main(void)
 	pubkey_from_privkey(&privkey, &pubkey2);
 	assert(pubkey_eq(&pubkey, &pubkey2));
 
-	/* No memory leaks please */
+	common_shutdown();
-	secp256k1_context_destroy(secp256k1_ctx);
-	tal_free(tmpctx);
-	return 0;
 }

common/test/run-lock.c

@@ -2,6 +2,7 @@
 #include <ccan/io/io.h>
 #include <ccan/short_types/short_types.h>
 #include <common/amount.h>
+#include <common/setup.h>
 #include <common/utils.h>
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -215,12 +216,11 @@ static bool test_multi_write(const tal_t *ctx)
 	return true;
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	bool ok = true;
-	setup_locale();
+	common_setup(argv[0]);
-	setup_tmpctx();
 	ok &= test_multi_write(tmpctx);
-	tal_free(tmpctx);
+	common_shutdown();
 	return !ok;
 }

common/test/run-param.c

@@ -5,6 +5,7 @@
 #include <ccan/err/err.h>
 #include <common/errcode.h>
 #include <common/json.h>
+#include <common/setup.h>
 #include <setjmp.h>
 #include <signal.h>
 #include <unistd.h>
@@ -590,10 +591,9 @@ static void usage(void)
 	cmd->mode = CMD_NORMAL;
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
+	common_setup(argv[0]);
-	setup_tmpctx();
 	cmd = tal(tmpctx, struct command);
 	cmd->mode = CMD_NORMAL;
 	fail_msg = tal_arr(cmd, char, 10000);
@@ -615,6 +615,6 @@ int main(void)
 	param_tests();
 	usage();
 
-	tal_free(tmpctx);
 	printf("run-params ok\n");
+	common_shutdown();
 }

common/test/run-softref.c

@@ -1,6 +1,7 @@
 #include <assert.h>
 #include <ccan/short_types/short_types.h>
 #include <common/amount.h>
+#include <common/setup.h>
 #include <common/utils.h>
 #include <stdio.h>
 #include <wire/wire.h>
@@ -109,13 +110,13 @@ struct objtype {
 	char *c_softref, *c_softref2;
 };
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	const void *ctx = tal(NULL, char);
 	struct objtype *o;
 	char *c;
 
-	setup_locale();
+	common_setup(argv[0]);
 
 	/* Simple test: freeing obj NULLs softref */
 	o = tal(ctx, struct objtype);
@@ -159,4 +160,5 @@ int main(void)
 	tal_free(o);
 
 	tal_free(ctx);
+	common_shutdown();
 }

common/test/run-sphinx.c

@@ -3,11 +3,11 @@
 #include "../onionreply.c"
 #include "../sphinx.c"
 #include <secp256k1.h>
-#include <ccan/opt/opt.h>
 #include <ccan/short_types/short_types.h>
 #include <string.h>
 #include <ccan/str/hex/hex.h>
 #include <common/ecdh.h>
+#include <common/setup.h>
 #include <common/sphinx.h>
 #include <common/utils.h>
 #include <err.h>
@@ -208,16 +208,9 @@ static void run_unit_tests(void)
 
 int main(int argc, char **argv)
 {
-	setup_locale();
+	common_setup(argv[0]);
-
-	secp256k1_ctx = secp256k1_context_create(
-		SECP256K1_CONTEXT_VERIFY | SECP256K1_CONTEXT_SIGN);
-	setup_tmpctx();
-
 	run_unit_tests();
 
-	secp256k1_context_destroy(secp256k1_ctx);
+	common_shutdown();
-	opt_free_table();
-	tal_free(tmpctx);
 	return 0;
 }

connectd/test/Makefile

@@ -7,6 +7,7 @@ CONNECTD_TEST_PROGRAMS := $(CONNECTD_TEST_OBJS:.o=)
 CONNECTD_TEST_COMMON_OBJS :=			\
 	common/features.o			\
 	common/pseudorand.o			\
+	common/setup.o				\
 	common/type_to_string.o			\
 	common/utils.o
 

connectd/test/run-initiator-success.c

@@ -8,6 +8,7 @@
 #include <ccan/io/io.h>
 #include <common/amount.h>
 #include <common/memleak.h>
+#include <common/setup.h>
 #include <common/status.h>
 #include <wire/wire.h>
 
@@ -287,8 +288,7 @@ static struct io_plan *success(struct io_conn *conn UNUSED,
 	assert(secret_eq_str(&cs->rk, expect_rk));
 
 	/* No memory leaks please */
-	secp256k1_context_destroy(secp256k1_ctx);
+	common_shutdown();
-	tal_free(tmpctx);
 	exit(0);
 }
 
@@ -299,16 +299,11 @@ void ecdh(const struct pubkey *point, struct secret *ss)
 		abort();
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct wireaddr_internal dummy;
 
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
+	common_setup(argv[0]);
-						 | SECP256K1_CONTEXT_SIGN);
-	setup_tmpctx();
-
 
 	/* BOLT #8:
 	 *

connectd/test/run-responder-success.c

@@ -8,6 +8,7 @@
 #include <ccan/io/io.h>
 #include <common/amount.h>
 #include <common/memleak.h>
+#include <common/setup.h>
 #include <common/status.h>
 #include <wire/wire.h>
 
@@ -283,9 +284,7 @@ static struct io_plan *success(struct io_conn *conn UNUSED,
 	assert(secret_eq_str(&cs->sk, expect_sk));
 	assert(secret_eq_str(&cs->rk, expect_rk));
 
-	/* No memory leaks please */
+	common_shutdown();
-	secp256k1_context_destroy(secp256k1_ctx);
-	tal_free(tmpctx);
 	exit(0);
 }
 
@@ -296,16 +295,11 @@ void ecdh(const struct pubkey *point, struct secret *ss)
 		abort();
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct wireaddr_internal dummy;
 
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
+	common_setup(argv[0]);
-						 | SECP256K1_CONTEXT_SIGN);
-	setup_tmpctx();
-
 
 	/* BOLT #8:
 	 *

devtools/Makefile

@@ -38,6 +38,7 @@ DEVTOOLS_COMMON_OBJS :=				\
 	common/json.o				\
 	common/json_helpers.o			\
 	common/json_stream.o			\
+	common/setup.o				\
 	common/type_to_string.o			\
 	common/utils.o				\
 	common/version.o			\

devtools/blindedpath.c

@@ -9,6 +9,7 @@
 #include <common/blinding.h>
 #include <common/ecdh.h>
 #include <common/hmac.h>
+#include <common/setup.h>
 #include <common/sphinx.h>
 #include <common/type_to_string.h>
 #include <common/utils.h>
@@ -52,10 +53,7 @@ int main(int argc, char **argv)
 {
 	bool first = false;
 
-	setup_locale();
+	common_setup(argv[0]);
-
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY |
-						 SECP256K1_CONTEXT_SIGN);
 
 	opt_set_alloc(opt_allocfn, tal_reallocfn, tal_freefn);
 	opt_register_noarg("--help|-h", opt_usage_and_exit,
@@ -69,7 +67,6 @@ int main(int argc, char **argv)
 	opt_register_version();
 
 	opt_parse(&argc, argv, opt_log_stderr_exit);
-	setup_tmpctx();
 
 	if (argc < 2)
 		errx(1, "You must specify create or unwrap");
@@ -315,4 +312,6 @@ int main(int argc, char **argv)
 		printf("Next onion: %s\n", tal_hex(tmpctx, serialize_onionpacket(tmpctx, rs->next)));
 	} else
 		errx(1, "Either create or unwrap!");
+
+	common_shutdown();
 }

devtools/bolt11-cli.c

@@ -13,6 +13,7 @@
 #include <common/bech32.h>
 #include <common/bolt11.h>
 #include <common/features.h>
+#include <common/setup.h>
 #include <common/type_to_string.h>
 #include <common/version.h>
 #include <inttypes.h>
@@ -56,8 +57,6 @@ static char *fmt_time(const tal_t *ctx, u64 time)
 
 int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	const tal_t *ctx = tal(NULL, char);
 	const char *method;
 	struct bolt11 *b11;
@@ -65,9 +64,7 @@ int main(int argc, char *argv[])
 	size_t i;
 	char *fail, *description = NULL;
 
-	err_set_progname(argv[0]);
+	common_setup(argv[0]);
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
-						 | SECP256K1_CONTEXT_SIGN);
 
 	opt_set_alloc(opt_allocfn, tal_reallocfn, tal_freefn);
 	opt_register_noarg("--help|-h", opt_usage_and_exit,
@@ -186,5 +183,6 @@ int main(int argc, char *argv[])
 	printf("signature: %s\n",
 	       type_to_string(ctx, secp256k1_ecdsa_signature, &b11->sig));
 	tal_free(ctx);
+	common_shutdown();
 	return NO_ERROR;
 }

gossipd/test/Makefile

@@ -15,6 +15,7 @@ GOSSIPD_TEST_COMMON_OBJS :=			\
 	common/json.o				\
 	common/json_helpers.o			\
 	common/pseudorand.o			\
+	common/setup.o				\
 	common/type_to_string.o			\
 	common/utils.o				\
 	wire/peer$(EXP)_wiregen.o		\

gossipd/test/run-bench-find_route.c

@@ -6,6 +6,7 @@
 #include <ccan/time/time.h>
 #include <common/json_stream.h>
 #include <common/pseudorand.h>
+#include <common/setup.h>
 #include <common/status.h>
 #include <common/type_to_string.h>
 #include <stdio.h>
@@ -224,8 +225,6 @@ static void run(const char *name)
 
 int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct routing_state *rstate;
 	size_t num_nodes = 100, num_runs = 1;
 	struct timemono start, end;
@@ -236,9 +235,7 @@ int main(int argc, char *argv[])
 	const double riskfactor = 0.01 / BLOCKS_PER_YEAR / 10000;
 	struct siphash_seed base_seed;
 
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
+	common_setup(argv[0]);
-						 | SECP256K1_CONTEXT_SIGN);
-	setup_tmpctx();
 
 	me = nodeid(0);
 	rstate = new_routing_state(tmpctx, &me, NULL, NULL, NULL,
@@ -302,8 +299,7 @@ int main(int argc, char *argv[])
 		if (route_lengths[i])
 			printf(" Length %zu: %zu\n", i, route_lengths[i]);
 
-	tal_free(tmpctx);
+	common_shutdown();
-	secp256k1_context_destroy(secp256k1_ctx);
 	opt_free_table();
 	return 0;
 }

gossipd/test/run-check_channel_announcement.c

@@ -30,6 +30,7 @@ In particular, we set feature bit 19.  The spec says we should set feature bit 1
 #include "../common/wire_error.c"
 #include "../routing.c"
 #include <common/json_stream.h>
+#include <common/setup.h>
 #include <stdio.h>
 
 /* AUTOGENERATED MOCKS START */
@@ -130,7 +131,7 @@ u8 *towire_gossip_store_channel_amount(const tal_t *ctx UNNEEDED, struct amount_
 { fprintf(stderr, "towire_gossip_store_channel_amount called!\n"); abort(); }
 /* AUTOGENERATED MOCKS END */
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	struct bitcoin_blkid chain_hash;
 	u8 *features, *err;
@@ -141,10 +142,7 @@ int main(void)
 	struct pubkey bitcoin_key_1, bitcoin_key_2;
 	const u8 *cannounce;
 
-	setup_locale();
+	common_setup(argv[0]);
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
-						 | SECP256K1_CONTEXT_SIGN);
-	setup_tmpctx();
 
 	cannounce = tal_hexdata(tmpctx, "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", strlen("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"));
 	if (!fromwire_channel_announcement(cannounce, cannounce,
@@ -196,7 +194,6 @@ int main(void)
 	assert(memmem(err, tal_bytelen(err),
 		      "Bad node_signature_2", strlen("Bad node_signature_2")));
 
-	tal_free(tmpctx);
+	common_shutdown();
-	secp256k1_context_destroy(secp256k1_ctx);
 	return 0;
 }

gossipd/test/run-crc32_of_update.c

@@ -134,7 +134,7 @@ bool wire_sync_write(int fd UNNEEDED, const void *msg TAKES UNNEEDED)
 { fprintf(stderr, "wire_sync_write called!\n"); abort(); }
 /* AUTOGENERATED MOCKS END */
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	u8 *update;
 	setup_locale();

gossipd/test/run-find_route-specific.c

@@ -6,6 +6,7 @@
  * {'channels': [{'active': True, 'short_id': '6990x2x1/1', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 1, 'destination': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'source': '02ea622d5c8d6143f15ed3ce1d501dd0d3d09d3b1c83a44d0034949f8a9ab60f06', 'last_update': 1504064344}, {'active': True, 'short_id': '6989x2x1/0', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 0, 'destination': '03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf', 'source': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'last_update': 1504064344}, {'active': True, 'short_id': '6990x2x1/0', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 0, 'destination': '02ea622d5c8d6143f15ed3ce1d501dd0d3d09d3b1c83a44d0034949f8a9ab60f06', 'source': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'last_update': 1504064344}, {'active': True, 'short_id': '6989x2x1/1', 'fee_per_kw': 10, 'delay': 5, 'message_flags': 0, 'channel_flags': 1, 'destination': '0230ad0e74ea03976b28fda587bb75bdd357a1938af4424156a18265167f5e40ae', 'source': '03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf', 'last_update': 1504064344}]}
  */
 #include <common/json_stream.h>
+#include <common/setup.h>
 #include <common/status.h>
 
 #include <stdio.h>
@@ -166,10 +167,8 @@ static bool channel_is_between(const struct chan *chan,
 	return false;
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct half_chan *nc;
 	struct routing_state *rstate;
 	struct node_id a, b, c, d;
@@ -177,9 +176,7 @@ int main(void)
 	struct chan **route;
 	const double riskfactor = 1.0 / BLOCKS_PER_YEAR / 10000;
 
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
+	common_setup(argv[0]);
-						 | SECP256K1_CONTEXT_SIGN);
-	setup_tmpctx();
 
 	node_id_from_hexstr("03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf",
 			   strlen("03c173897878996287a8100469f954dd820fcd8941daed91c327f168f3329be0bf"),
@@ -281,7 +278,6 @@ int main(void)
 			   ROUTING_MAX_HOPS, &fee);
 	assert(!route);
 
-	tal_free(tmpctx);
+	common_shutdown();
-	secp256k1_context_destroy(secp256k1_ctx);
 	return 0;
 }

gossipd/test/run-find_route.c

@@ -1,6 +1,7 @@
 #include "../routing.c"
 #include "../gossip_store.c"
 #include <common/json_stream.h>
+#include <common/setup.h>
 #include <stdio.h>
 
 void status_fmt(enum log_level level UNUSED,
@@ -214,10 +215,8 @@ static bool channel_is_between(const struct chan *chan,
 	return false;
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct routing_state *rstate;
 	struct node_id a, b, c, d;
 	struct privkey tmp;
@@ -225,9 +224,7 @@ int main(void)
 	struct chan **route;
 	const double riskfactor = 1.0 / BLOCKS_PER_YEAR / 10000;
 
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
+	common_setup(argv[0]);
-						 | SECP256K1_CONTEXT_SIGN);
-	setup_tmpctx();
 
 	memset(&tmp, 'a', sizeof(tmp));
 	node_id_from_privkey(&tmp, &a);
@@ -301,7 +298,6 @@ int main(void)
 	assert(channel_is_between(route[1], &d, &c));
 	assert(amount_msat_eq(fee, AMOUNT_MSAT(0 + 6)));
 
-	tal_free(tmpctx);
+	common_shutdown();
-	secp256k1_context_destroy(secp256k1_ctx);
 	return 0;
 }

gossipd/test/run-next_block_range.c

@@ -109,7 +109,7 @@ static void test_block_range(struct seeker *seeker,
 	va_end(ap);
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	struct seeker *seeker = tal(NULL, struct seeker);
 

gossipd/test/run-overlong.c

@@ -1,6 +1,7 @@
 #include "../routing.c"
 #include "../gossip_store.c"
 #include <common/json_stream.h>
+#include <common/setup.h>
 #include <stdio.h>
 
 void status_fmt(enum log_level level UNUSED,
@@ -136,18 +137,14 @@ static void node_id_from_privkey(const struct privkey *p, struct node_id *id)
 /* We create an arrangement of nodes, each node N connected to N+1 and
  * to node 1.  The cost for each N to N+1 route is 1, for N to 1 is
  * 2^N.  That means it's always cheapest to go the longer route */
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct routing_state *rstate;
 	struct node_id ids[NUM_NODES];
 	struct chan **route;
 	struct amount_msat last_fee;
 
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
+	common_setup(argv[0]);
-						 | SECP256K1_CONTEXT_SIGN);
-	setup_tmpctx();
 
 	for (size_t i = 0; i < NUM_NODES; i++) {
 		struct privkey tmp;
@@ -221,7 +218,6 @@ int main(void)
 		last_fee = fee;
 	}
 
-	tal_free(tmpctx);
+	common_shutdown();
-	secp256k1_context_destroy(secp256k1_ctx);
 	return 0;
 }

gossipd/test/run-txout_failure.c

@@ -1,6 +1,7 @@
 #include "../routing.c"
 #include "../common/timeout.c"
 #include <common/json_stream.h>
+#include <common/setup.h>
 #include <stdio.h>
 
 /* AUTOGENERATED MOCKS START */
@@ -107,15 +108,14 @@ struct gossip_store *gossip_store_new(struct routing_state *rstate UNNEEDED,
 	return NULL;
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	struct routing_state *rstate;
 	struct timers timers;
 	struct timer *t;
 	struct short_channel_id scid1, scid2;
 
-	setup_locale();
+	common_setup(argv[0]);
-	setup_tmpctx();
 
 	timers_init(&timers, time_mono());
 	/* Random uninitalized node_id, we don't reference it. */
@@ -158,7 +158,7 @@ int main(void)
 	assert(rstate->num_txout_failures == 1);
 	assert(!in_txout_failures(rstate, &scid2));
 
-	tal_free(tmpctx);
+	common_shutdown();
 	timers_cleanup(&timers);
 	return 0;
 }

lightningd/test/Makefile

@@ -19,6 +19,7 @@ LIGHTNINGD_TEST_COMMON_OBJS :=			\
 	common/random_select.o			\
 	common/memleak.o			\
 	common/msg_queue.o			\
+	common/setup.o				\
 	common/utils.o				\
 	common/utxo.o				\
 	common/type_to_string.o			\

lightningd/test/run-invoice-select-inchan.c

@@ -3,6 +3,7 @@
 #include "../routehint.c"
 #include <ccan/alignof/alignof.h>
 #include <common/errcode.h>
+#include <common/setup.h>
 
 bool deprecated_apis = false;
 
@@ -768,17 +769,14 @@ STRUCTEQ_DEF(route_info,
 	     fee_base_msat,
 	     fee_proportional_millionths);
 
-int main(void)
+int main(int argc, char *argv[])
 {
 	struct lightningd *ld;
 	struct routehint_candidate *candidates;
 	struct route_info **ret;
 	size_t n;
 
-	setup_locale();
+	common_setup(argv[0]);
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
-						 | SECP256K1_CONTEXT_SIGN);
-	setup_tmpctx();
 	ld = tal(tmpctx, struct lightningd);
 
 	list_head_init(&ld->peers);
@@ -856,9 +854,7 @@ int main(void)
 	       n, 1000 - n);
 	assert(n > 250 - 50 && n < 250 + 50);
 
-	/* No memory leaks please */
+	common_shutdown();
-	secp256k1_context_destroy(secp256k1_ctx);
-	tal_free(tmpctx);
 
 	/* FIXME: Do BOLT comparison! */
 	return 0;

lightningd/test/run-jsonrpc.c

@@ -1,6 +1,7 @@
 #include "../../common/json_stream.c"
 #include "../jsonrpc.c"
 #include "../json.c"
+#include <common/setup.h>
 
 /* AUTOGENERATED MOCKS START */
 /* Generated stub for db_begin_transaction_ */
@@ -295,14 +296,14 @@ static void test_json_stream(void)
 	tal_free(toks);
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
+	common_setup(argv[0]);
 
 	test_json_filter();
 	test_json_escape();
 	test_json_partial();
 	test_json_stream();
-	assert(!taken_any());
+
-	take_cleanup();
+	common_shutdown();
 }

wallet/db_postgres_sqlgen.c

@@ -1690,4 +1690,4 @@ struct db_query db_postgres_queries[] = {
 
 #endif /* LIGHTNINGD_WALLET_GEN_DB_POSTGRES */
 
-// SHA256STAMP:756457b3587828d8b4226c2787cbadc1605669371ac57bb92c0b21e434bd80e1
+// SHA256STAMP:a61b8b6ea86287e22c696530a9b5cd35ccef271280b8ac34d2665dc5aff42fce

wallet/db_sqlite3_sqlgen.c

@@ -1690,4 +1690,4 @@ struct db_query db_sqlite3_queries[] = {
 
 #endif /* LIGHTNINGD_WALLET_GEN_DB_SQLITE3 */
 
-// SHA256STAMP:756457b3587828d8b4226c2787cbadc1605669371ac57bb92c0b21e434bd80e1
+// SHA256STAMP:a61b8b6ea86287e22c696530a9b5cd35ccef271280b8ac34d2665dc5aff42fce

wallet/statements_gettextgen.po

@@ -1102,15 +1102,15 @@ msgstr ""
 msgid "DELETE FROM penalty_bases WHERE channel_id = ? AND commitnum = ?"
 msgstr ""
 
-#: wallet/test/run-db.c:119
+#: wallet/test/run-db.c:120
 msgid "SELECT name FROM sqlite_master WHERE type='table';"
 msgstr ""
 
-#: wallet/test/run-db.c:124
+#: wallet/test/run-db.c:125
 msgid "not a valid SQL statement"
 msgstr ""
 
 #: wallet/test/run-wallet.c:1376
 msgid "INSERT INTO channels (id) VALUES (1);"
 msgstr ""
-#  SHA256STAMP:8fd4a9d444c885db744f98790817b0b580f3e39e36be393e578cc05418d25323
+#  SHA256STAMP:a63bd31a3977b161d8245ffddf5de3a03c972a60436eb8cbc1bb23f0ffb03405

wallet/test/run-db.c

@@ -14,6 +14,7 @@ static void db_log_(struct log *log UNUSED, enum log_level level UNUSED, const s
 
 #include <common/amount.h>
 #include <common/memleak.h>
+#include <common/setup.h>
 #include <stdio.h>
 #include <unistd.h>
 
@@ -162,14 +163,13 @@ static bool test_vars(struct lightningd *ld)
 	return true;
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-	setup_tmpctx();
-
 	bool ok = true;
 	/* Dummy for migration hooks */
 	struct lightningd *ld = tal(NULL, struct lightningd);
+
+	common_setup(argv[0]);
 	ld->config = test_config;
 
 	ok &= test_empty_db_migrate(ld);
@@ -177,6 +177,6 @@ int main(void)
 	ok &= test_primitives();
 
 	tal_free(ld);
-	tal_free(tmpctx);
+	common_shutdown();
 	return !ok;
 }

wire/test/Makefile

@@ -10,6 +10,7 @@ ALL_C_SOURCES += $(WIRE_TEST_SRC)
 ALL_TEST_PROGRAMS += $(WIRE_TEST_PROGRAMS)
 
 WIRE_TEST_COMMON_OBJS :=		\
+	common/setup.o			\
 	common/utils.o
 
 update-mocks: $(WIRE_TEST_SRC:%=update-mocks/%)

wire/test/run-peer-wire.c

@@ -13,6 +13,7 @@
 #include <common/amount.h>
 #include <common/bigsize.h>
 #include <bitcoin/chainparams.h>
+#include <common/setup.h>
 #include <common/sphinx.h>
 #include <wire/peer_wire.h>
 
@@ -955,10 +956,8 @@ static bool node_announcement_eq(const struct msg_node_announcement *a,
 #define test_corruption_tlv(a, b, type) \
 	test_bitflip_and_short(a, b, type, false)
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
-
 	struct msg_channel_announcement ca, *ca2;
 	struct msg_funding_locked fl, *fl2;
 	struct msg_announcement_signatures as, *as2;
@@ -984,8 +983,7 @@ int main(void)
 	u8 *msg;
 	const struct chainparams **chains;
 
-	secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
+	common_setup(argv[0]);
-						 | SECP256K1_CONTEXT_SIGN);
 
 	memset(&ca, 2, sizeof(ca));
 	set_node_id(&ca.node_id_1);
@@ -1170,8 +1168,7 @@ int main(void)
 	assert(node_announcement_eq(&na, na2));
 	test_corruption(&na, na2, node_announcement);
 
-	/* No memory leaks please */
-	secp256k1_context_destroy(secp256k1_ctx);
 	tal_free(ctx);
+	common_shutdown();
 	return 0;
 }

wire/test/run-tlvstream.c

@@ -12,6 +12,7 @@ static const char *reason;
 #include <common/amount.c>
 #include <common/bigsize.c>
 #include <common/node_id.c>
+#include <common/setup.h>
 
 #if EXPERIMENTAL_FEATURES
 #include <wire/peer_exp_wiregen.c>
@@ -445,13 +446,9 @@ static bool ignored_fields(const struct tlv_n1 *tlv_n1)
 		&& tlv_n1->tlv4 == NULL;
 }
 
-int main(void)
+int main(int argc, char *argv[])
 {
-	setup_locale();
+	common_setup(argv[0]);
-	wally_init(0);
-	secp256k1_ctx = wally_get_secp_context();
-
-	setup_tmpctx();
 
 	if (!pubkey_from_hexstr("023da092f6980e58d2c037173180e9a465476026ee50f96695963e8efe436f54eb", 66, &tlv3_node_id.node_id))
 		abort();
@@ -636,6 +633,5 @@ int main(void)
 				     p2, tal_count(p2)));
 		}
 	}
-	tal_free(tmpctx);
+	common_shutdown();
-	wally_cleanup(0);
 }