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ruanhaishen
redis
Commits
44ac202f
Unverified
Commit
44ac202f
authored
Feb 05, 2020
by
Salvatore Sanfilippo
Committed by
GitHub
Feb 05, 2020
Browse files
Merge pull request #6831 from oranagra/config_c_refactor_3
config.c verbose error replies for CONFIG SET, like config file parsing
parents
4abf0e1e
ffdd0620
Changes
1
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Inline
Side-by-side
src/config.c
View file @
44ac202f
...
...
@@ -190,8 +190,9 @@ typedef struct typeInterface {
void (*init)(typeData data);
/* Called on server start, should return 1 on success, 0 on error and should set err */
int (*load)(typeData data, sds *argc, int argv, char **err);
/* Called on CONFIG SET, returns 1 on success, 0 on error */
int (*set)(typeData data, sds value, char **err);
/* Called on server startup and CONFIG SET, returns 1 on success, 0 on error
* and can set a verbose err string, update is true when called from CONFIG SET */
int (*set)(typeData data, sds value, int update, char **err);
/* Called on CONFIG GET, required to add output to the client */
void (*get)(client *c, typeData data);
/* Called on CONFIG REWRITE, required to rewrite the config state */
...
...
@@ -323,7 +324,11 @@ void loadServerConfigFromString(char *config) {
if ((!strcasecmp(argv[0],config->name) ||
(config->alias && !strcasecmp(argv[0],config->alias))))
{
if (!config->interface.load(config->data, argv, argc, &err)) {
if (argc != 2) {
err = "wrong number of arguments";
goto loaderr;
}
if (!config->interface.set(config->data, argv[1], 0, &err)) {
goto loaderr;
}
...
...
@@ -599,7 +604,7 @@ void configSetCommand(client *c) {
if(config->modifiable && (!strcasecmp(c->argv[2]->ptr,config->name) ||
(config->alias && !strcasecmp(c->argv[2]->ptr,config->alias))))
{
if (!config->interface.set(config->data,o->ptr,
&errstr)) {
if (!config->interface.set(config->data,o->ptr,
1,
&errstr)) {
goto badfmt;
}
addReply(c,shared.ok);
...
...
@@ -1536,9 +1541,8 @@ static char loadbuf[LOADBUF_SIZE];
.alias = (config_alias), \
.modifiable = (is_modifiable),
#define embedConfigInterface(initfn,
loadfn,
setfn, getfn, rewritefn) .interface = { \
#define embedConfigInterface(initfn, setfn, getfn, rewritefn) .interface = { \
.init = (initfn), \
.load = (loadfn), \
.set = (setfn), \
.get = (getfn), \
.rewrite = (rewritefn) \
...
...
@@ -1561,30 +1565,17 @@ static void boolConfigInit(typeData data) {
*data.yesno.config = data.yesno.default_value;
}
static int boolConfigLoad(typeData data, sds *argv, int argc, char **err) {
int yn;
if (argc != 2) {
*err = "wrong number of arguments";
return 0;
}
if ((yn = yesnotoi(argv[1])) == -1) {
static int boolConfigSet(typeData data, sds value, int update, char **err) {
int yn = yesnotoi(value);
if (yn == -1) {
*err = "argument must be 'yes' or 'no'";
return 0;
}
if (data.yesno.is_valid_fn && !data.yesno.is_valid_fn(yn, err))
return 0;
*data.yesno.config = yn;
return 1;
}
static int boolConfigSet(typeData data, sds value, char **err) {
int yn = yesnotoi(value);
if (yn == -1) return 0;
if (data.yesno.is_valid_fn && !data.yesno.is_valid_fn(yn, err))
return 0;
int prev = *(data.yesno.config);
*(data.yesno.config) = yn;
if (data.yesno.update_fn && !data.yesno.update_fn(yn, prev, err)) {
if (
update &&
data.yesno.update_fn && !data.yesno.update_fn(yn, prev, err)) {
*(data.yesno.config) = prev;
return 0;
}
...
...
@@ -1601,7 +1592,7 @@ static void boolConfigRewrite(typeData data, const char *name, struct rewriteCon
#define createBoolConfig(name, alias, modifiable, config_addr, default, is_valid, update) { \
embedCommonConfig(name, alias, modifiable) \
embedConfigInterface(boolConfigInit,
boolConfigLoad,
boolConfigSet, boolConfigGet, boolConfigRewrite) \
embedConfigInterface(boolConfigInit, boolConfigSet, boolConfigGet, boolConfigRewrite) \
.data.yesno = { \
.config = &(config_addr), \
.default_value = (default), \
...
...
@@ -1619,23 +1610,7 @@ static void stringConfigInit(typeData data) {
}
}
static int stringConfigLoad(typeData data, sds *argv, int argc, char **err) {
if (argc != 2) {
*err = "wrong number of arguments";
return 0;
}
if (data.string.is_valid_fn && !data.string.is_valid_fn(argv[1], err))
return 0;
zfree(*data.string.config);
if (data.string.convert_empty_to_null) {
*data.string.config = argv[1][0] ? zstrdup(argv[1]) : NULL;
} else {
*data.string.config = zstrdup(argv[1]);
}
return 1;
}
static int stringConfigSet(typeData data, sds value, char **err) {
static int stringConfigSet(typeData data, sds value, int update, char **err) {
if (data.string.is_valid_fn && !data.string.is_valid_fn(value, err))
return 0;
char *prev = *data.string.config;
...
...
@@ -1644,7 +1619,7 @@ static int stringConfigSet(typeData data, sds value, char **err) {
} else {
*data.string.config = zstrdup(value);
}
if (data.string.update_fn && !data.string.update_fn(*data.string.config, prev, err)) {
if (
update &&
data.string.update_fn && !data.string.update_fn(*data.string.config, prev, err)) {
zfree(*data.string.config);
*data.string.config = prev;
return 0;
...
...
@@ -1666,7 +1641,7 @@ static void stringConfigRewrite(typeData data, const char *name, struct rewriteC
#define createStringConfig(name, alias, modifiable, empty_to_null, config_addr, default, is_valid, update) { \
embedCommonConfig(name, alias, modifiable) \
embedConfigInterface(stringConfigInit,
stringConfigLoad,
stringConfigSet, stringConfigGet, stringConfigRewrite) \
embedConfigInterface(stringConfigInit, stringConfigSet, stringConfigGet, stringConfigRewrite) \
.data.string = { \
.config = &(config_addr), \
.default_value = (default), \
...
...
@@ -1677,17 +1652,12 @@ static void stringConfigRewrite(typeData data, const char *name, struct rewriteC
}
/* Enum configs */
static void
c
onfig
Enum
Init(typeData data) {
static void
enumC
onfigInit(typeData data) {
*data.enumd.config = data.enumd.default_value;
}
static int configEnumLoad(typeData data, sds *argv, int argc, char **err) {
if (argc != 2) {
*err = "wrong number of arguments";
return 0;
}
int enumval = configEnumGetValue(data.enumd.enum_value, argv[1]);
static int enumConfigSet(typeData data, sds value, int update, char **err) {
int enumval = configEnumGetValue(data.enumd.enum_value, value);
if (enumval == INT_MIN) {
sds enumerr = sdsnew("argument must be one of the following: ");
configEnum *enumNode = data.enumd.enum_value;
...
...
@@ -1707,37 +1677,28 @@ static int configEnumLoad(typeData data, sds *argv, int argc, char **err) {
*err = loadbuf;
return 0;
}
if (data.enumd.is_valid_fn && !data.enumd.is_valid_fn(enumval, err))
return 0;
*(data.enumd.config) = enumval;
return 1;
}
static int configEnumSet(typeData data, sds value, char **err) {
int enumval = configEnumGetValue(data.enumd.enum_value, value);
if (enumval == INT_MIN) return 0;
if (data.enumd.is_valid_fn && !data.enumd.is_valid_fn(enumval, err))
return 0;
int prev = *(data.enumd.config);
*(data.enumd.config) = enumval;
if (data.enumd.update_fn && !data.enumd.update_fn(enumval, prev, err)) {
if (
update &&
data.enumd.update_fn && !data.enumd.update_fn(enumval, prev, err)) {
*(data.enumd.config) = prev;
return 0;
}
return 1;
}
static void
c
onfig
Enum
Get(client *c, typeData data) {
static void
enumC
onfigGet(client *c, typeData data) {
addReplyBulkCString(c, configEnumGetNameOrUnknown(data.enumd.enum_value,*data.enumd.config));
}
static void
c
onfig
Enum
Rewrite(typeData data, const char *name, struct rewriteConfigState *state) {
static void
enumC
onfigRewrite(typeData data, const char *name, struct rewriteConfigState *state) {
rewriteConfigEnumOption(state, name,*(data.enumd.config), data.enumd.enum_value, data.enumd.default_value);
}
#define createEnumConfig(name, alias, modifiable, enum, config_addr, default, is_valid, update) { \
embedCommonConfig(name, alias, modifiable) \
embedConfigInterface(
c
onfig
Enum
Init,
configEnumLoad, c
onfig
Enum
Set,
c
onfig
Enum
Get,
c
onfig
Enum
Rewrite) \
embedConfigInterface(
enumC
onfigInit,
enumC
onfigSet,
enumC
onfigGet,
enumC
onfigRewrite) \
.data.enumd = { \
.config = &(config_addr), \
.default_value = (default), \
...
...
@@ -1832,49 +1793,22 @@ static int numericBoundaryCheck(typeData data, long long ll, char **err) {
return 1;
}
static int numericConfigLoad(typeData data, sds *argv, int argc, char **err) {
long long ll;
if (argc != 2) {
*err = "wrong number of arguments";
return 0;
}
static int numericConfigSet(typeData data, sds value, int update, char **err) {
long long ll, prev = 0;
if (data.numeric.is_memory) {
int memerr;
ll = memtoll(
argv[1]
, &memerr);
ll = memtoll(
value
, &memerr);
if (memerr || ll < 0) {
*err = "argument must be a memory value";
return 0;
}
} else {
if (!string2ll(
argv[1]
, sdslen(
argv[1]
),&ll)) {
if (!string2ll(
value
, sdslen(
value
),&ll)) {
*err = "argument couldn't be parsed into an integer" ;
return 0;
}
}
if (!numericBoundaryCheck(data, ll, err))
return 0;
if (data.numeric.is_valid_fn && !data.numeric.is_valid_fn(ll, err))
return 0;
SET_NUMERIC_TYPE(ll)
return 1;
}
static int numericConfigSet(typeData data, sds value, char **err) {
long long ll, prev = 0;
if (data.numeric.is_memory) {
int memerr;
ll = memtoll(value, &memerr);
if (memerr || ll < 0) return 0;
} else {
if (!string2ll(value, sdslen(value),&ll)) return 0;
}
if (!numericBoundaryCheck(data, ll, err))
return 0;
...
...
@@ -1884,7 +1818,7 @@ static int numericConfigSet(typeData data, sds value, char **err) {
GET_NUMERIC_TYPE(prev)
SET_NUMERIC_TYPE(ll)
if (data.numeric.update_fn && !data.numeric.update_fn(ll, prev, err)) {
if (
update &&
data.numeric.update_fn && !data.numeric.update_fn(ll, prev, err)) {
SET_NUMERIC_TYPE(prev)
return 0;
}
...
...
@@ -1918,7 +1852,7 @@ static void numericConfigRewrite(typeData data, const char *name, struct rewrite
#define embedCommonNumericalConfig(name, alias, modifiable, lower, upper, config_addr, default, memory, is_valid, update) { \
embedCommonConfig(name, alias, modifiable) \
embedConfigInterface(numericConfigInit,
numericConfigLoad,
numericConfigSet, numericConfigGet, numericConfigRewrite) \
embedConfigInterface(numericConfigInit, numericConfigSet, numericConfigGet, numericConfigRewrite) \
.data.numeric = { \
.lower_bound = (lower), \
.upper_bound = (upper), \
...
...
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