* [RFC ndctl PATCH 1/3] ndctl, ccan: import ciniparser
2021-05-16 23:14 [RFC ndctl PATCH 0/3] Rename monitor.conf to ndctl.conf as a ndctl global config file QI Fuli
@ 2021-05-16 23:14 ` QI Fuli
2021-05-16 23:14 ` [RFC ndctl PATCH 2/3] ndctl, util: add parse-configs helper QI Fuli
2021-05-16 23:14 ` [RFC ndctl PATCH 3/3] ndctl, rename monitor.conf to ndctl.conf QI Fuli
2 siblings, 0 replies; 4+ messages in thread
From: QI Fuli @ 2021-05-16 23:14 UTC (permalink / raw)
To: linux-nvdimm; +Cc: QI Fuli
From: QI Fuli <qi.fuli@fujitsu.com>
Import ciniparser from ccan[1].
[1] https://ccodearchive.net/info/ciniparser.html
Signed-off-by: QI Fuli <qi.fuli@fujitsu.com>
---
Makefile.am | 6 +-
ccan/ciniparser/ciniparser.c | 480 +++++++++++++++++++++++++++++++++++
ccan/ciniparser/ciniparser.h | 262 +++++++++++++++++++
ccan/ciniparser/dictionary.c | 266 +++++++++++++++++++
ccan/ciniparser/dictionary.h | 166 ++++++++++++
5 files changed, 1179 insertions(+), 1 deletion(-)
create mode 100644 ccan/ciniparser/ciniparser.c
create mode 100644 ccan/ciniparser/ciniparser.h
create mode 100644 ccan/ciniparser/dictionary.c
create mode 100644 ccan/ciniparser/dictionary.h
diff --git a/Makefile.am b/Makefile.am
index 60a1998..960b5e9 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -64,7 +64,11 @@ libccan_a_SOURCES = \
ccan/array_size/array_size.h \
ccan/minmax/minmax.h \
ccan/short_types/short_types.h \
- ccan/endian/endian.h
+ ccan/endian/endian.h \
+ ccan/ciniparser/ciniparser.h \
+ ccan/ciniparser/ciniparser.c \
+ ccan/ciniparser/dictionary.h \
+ ccan/ciniparser/dictionary.c
noinst_LIBRARIES += libutil.a
libutil_a_SOURCES = \
diff --git a/ccan/ciniparser/ciniparser.c b/ccan/ciniparser/ciniparser.c
new file mode 100644
index 0000000..527f837
--- /dev/null
+++ b/ccan/ciniparser/ciniparser.c
@@ -0,0 +1,480 @@
+/* Copyright (c) 2000-2007 by Nicolas Devillard.
+ * Copyright (x) 2009 by Tim Post <tinkertim@gmail.com>
+ * MIT License
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+/** @addtogroup ciniparser
+ * @{
+ */
+/**
+ * @file ciniparser.c
+ * @author N. Devillard
+ * @date Sep 2007
+ * @version 3.0
+ * @brief Parser for ini files.
+ */
+
+#include <ctype.h>
+#include <ccan/ciniparser/ciniparser.h>
+
+#define ASCIILINESZ (1024)
+#define INI_INVALID_KEY ((char*) NULL)
+
+/**
+ * This enum stores the status for each parsed line (internal use only).
+ */
+typedef enum _line_status_ {
+ LINE_UNPROCESSED,
+ LINE_ERROR,
+ LINE_EMPTY,
+ LINE_COMMENT,
+ LINE_SECTION,
+ LINE_VALUE
+} line_status;
+
+
+/**
+ * @brief Convert a string to lowercase.
+ * @param s String to convert.
+ * @return ptr to statically allocated string.
+ *
+ * This function returns a pointer to a statically allocated string
+ * containing a lowercased version of the input string. Do not free
+ * or modify the returned string! Since the returned string is statically
+ * allocated, it will be modified at each function call (not re-entrant).
+ */
+static char *strlwc(const char *s)
+{
+ static char l[ASCIILINESZ+1];
+ int i;
+
+ if (s == NULL)
+ return NULL;
+
+ for (i = 0; s[i] && i < ASCIILINESZ; i++)
+ l[i] = tolower(s[i]);
+ l[i] = '\0';
+ return l;
+}
+
+/**
+ * @brief Remove blanks at the beginning and the end of a string.
+ * @param s String to parse.
+ * @return ptr to statically allocated string.
+ *
+ * This function returns a pointer to a statically allocated string,
+ * which is identical to the input string, except that all blank
+ * characters at the end and the beg. of the string have been removed.
+ * Do not free or modify the returned string! Since the returned string
+ * is statically allocated, it will be modified at each function call
+ * (not re-entrant).
+ */
+static char *strstrip(const char *s)
+{
+ static char l[ASCIILINESZ+1];
+ unsigned int i, numspc;
+
+ if (s == NULL)
+ return NULL;
+
+ while (isspace(*s))
+ s++;
+
+ for (i = numspc = 0; s[i] && i < ASCIILINESZ; i++) {
+ l[i] = s[i];
+ if (isspace(l[i]))
+ numspc++;
+ else
+ numspc = 0;
+ }
+ l[i - numspc] = '\0';
+ return l;
+}
+
+/**
+ * @brief Load a single line from an INI file
+ * @param input_line Input line, may be concatenated multi-line input
+ * @param section Output space to store section
+ * @param key Output space to store key
+ * @param value Output space to store value
+ * @return line_status value
+ */
+static
+line_status ciniparser_line(char *input_line, char *section,
+ char *key, char *value)
+{
+ line_status sta;
+ char line[ASCIILINESZ+1];
+ int len;
+
+ strcpy(line, strstrip(input_line));
+ len = (int) strlen(line);
+
+ if (len < 1) {
+ /* Empty line */
+ sta = LINE_EMPTY;
+ } else if (line[0] == '#') {
+ /* Comment line */
+ sta = LINE_COMMENT;
+ } else if (line[0] == '[' && line[len-1] == ']') {
+ /* Section name */
+ sscanf(line, "[%[^]]", section);
+ strcpy(section, strstrip(section));
+ strcpy(section, strlwc(section));
+ sta = LINE_SECTION;
+ } else if (sscanf (line, "%[^=] = \"%[^\"]\"", key, value) == 2
+ || sscanf (line, "%[^=] = '%[^\']'", key, value) == 2
+ || sscanf (line, "%[^=] = %[^;#]", key, value) == 2) {
+ /* Usual key=value, with or without comments */
+ strcpy(key, strstrip(key));
+ strcpy(key, strlwc(key));
+ strcpy(value, strstrip(value));
+ /*
+ * sscanf cannot handle '' or "" as empty values
+ * this is done here
+ */
+ if (!strcmp(value, "\"\"") || (!strcmp(value, "''"))) {
+ value[0] = 0;
+ }
+ sta = LINE_VALUE;
+ } else if (sscanf(line, "%[^=] = %[;#]", key, value) == 2
+ || sscanf(line, "%[^=] %[=]", key, value) == 2) {
+ /*
+ * Special cases:
+ * key=
+ * key=;
+ * key=#
+ */
+ strcpy(key, strstrip(key));
+ strcpy(key, strlwc(key));
+ value[0] = 0;
+ sta = LINE_VALUE;
+ } else {
+ /* Generate syntax error */
+ sta = LINE_ERROR;
+ }
+ return sta;
+}
+
+/* The remaining public functions are documented in ciniparser.h */
+
+int ciniparser_getnsec(dictionary *d)
+{
+ int i;
+ int nsec;
+
+ if (d == NULL)
+ return -1;
+
+ nsec = 0;
+ for (i = 0; i < d->size; i++) {
+ if (d->key[i] == NULL)
+ continue;
+ if (strchr(d->key[i], ':') == NULL) {
+ nsec ++;
+ }
+ }
+
+ return nsec;
+}
+
+char *ciniparser_getsecname(dictionary *d, int n)
+{
+ int i;
+ int foundsec;
+
+ if (d == NULL || n < 0)
+ return NULL;
+
+ if (n == 0)
+ n ++;
+
+ foundsec = 0;
+
+ for (i = 0; i < d->size; i++) {
+ if (d->key[i] == NULL)
+ continue;
+ if (! strchr(d->key[i], ':')) {
+ foundsec++;
+ if (foundsec >= n)
+ break;
+ }
+ }
+
+ if (foundsec == n) {
+ return d->key[i];
+ }
+
+ return (char *) NULL;
+}
+
+void ciniparser_dump(dictionary *d, FILE *f)
+{
+ int i;
+
+ if (d == NULL || f == NULL)
+ return;
+
+ for (i = 0; i < d->size; i++) {
+ if (d->key[i] == NULL)
+ continue;
+ if (d->val[i] != NULL) {
+ fprintf(f, "[%s]=[%s]\n", d->key[i], d->val[i]);
+ } else {
+ fprintf(f, "[%s]=UNDEF\n", d->key[i]);
+ }
+ }
+
+ return;
+}
+
+void ciniparser_dump_ini(dictionary *d, FILE *f)
+{
+ int i, j;
+ char keym[ASCIILINESZ+1];
+ int nsec;
+ char *secname;
+ int seclen;
+
+ if (d == NULL || f == NULL)
+ return;
+
+ memset(keym, 0, ASCIILINESZ + 1);
+
+ nsec = ciniparser_getnsec(d);
+ if (nsec < 1) {
+ /* No section in file: dump all keys as they are */
+ for (i = 0; i < d->size; i++) {
+ if (d->key[i] == NULL)
+ continue;
+ fprintf(f, "%s = %s\n", d->key[i], d->val[i]);
+ }
+ return;
+ }
+
+ for (i = 0; i < nsec; i++) {
+ secname = ciniparser_getsecname(d, i);
+ seclen = (int)strlen(secname);
+ fprintf(f, "\n[%s]\n", secname);
+ snprintf(keym, ASCIILINESZ + 1, "%s:", secname);
+ for (j = 0; j < d->size; j++) {
+ if (d->key[j] == NULL)
+ continue;
+ if (!strncmp(d->key[j], keym, seclen+1)) {
+ fprintf(f, "%-30s = %s\n",
+ d->key[j]+seclen+1,
+ d->val[j] ? d->val[j] : "");
+ }
+ }
+ }
+ fprintf(f, "\n");
+
+ return;
+}
+
+char *ciniparser_getstring(dictionary *d, const char *key, char *def)
+{
+ char *lc_key;
+ char *sval;
+
+ if (d == NULL || key == NULL)
+ return def;
+
+ lc_key = strlwc(key);
+ sval = dictionary_get(d, lc_key, def);
+
+ return sval;
+}
+
+int ciniparser_getint(dictionary *d, const char *key, int notfound)
+{
+ char *str;
+
+ str = ciniparser_getstring(d, key, INI_INVALID_KEY);
+
+ if (str == INI_INVALID_KEY)
+ return notfound;
+
+ return (int) strtol(str, NULL, 10);
+}
+
+double ciniparser_getdouble(dictionary *d, const char *key, double notfound)
+{
+ char *str;
+
+ str = ciniparser_getstring(d, key, INI_INVALID_KEY);
+
+ if (str == INI_INVALID_KEY)
+ return notfound;
+
+ return atof(str);
+}
+
+int ciniparser_getboolean(dictionary *d, const char *key, int notfound)
+{
+ char *c;
+ int ret;
+
+ c = ciniparser_getstring(d, key, INI_INVALID_KEY);
+ if (c == INI_INVALID_KEY)
+ return notfound;
+
+ switch(c[0]) {
+ case 'y': case 'Y': case '1': case 't': case 'T':
+ ret = 1;
+ break;
+ case 'n': case 'N': case '0': case 'f': case 'F':
+ ret = 0;
+ break;
+ default:
+ ret = notfound;
+ break;
+ }
+
+ return ret;
+}
+
+int ciniparser_find_entry(dictionary *ini, char *entry)
+{
+ int found = 0;
+
+ if (ciniparser_getstring(ini, entry, INI_INVALID_KEY) != INI_INVALID_KEY) {
+ found = 1;
+ }
+
+ return found;
+}
+
+int ciniparser_set(dictionary *d, char *entry, char *val)
+{
+ return dictionary_set(d, strlwc(entry), val);
+}
+
+void ciniparser_unset(dictionary *ini, char *entry)
+{
+ dictionary_unset(ini, strlwc(entry));
+}
+
+dictionary *ciniparser_load(const char *ininame)
+{
+ FILE *in;
+ char line[ASCIILINESZ+1];
+ char section[ASCIILINESZ+1];
+ char key[ASCIILINESZ+1];
+ char tmp[ASCIILINESZ+1];
+ char val[ASCIILINESZ+1];
+ int last = 0, len, lineno = 0, errs = 0;
+ dictionary *dict;
+
+ if ((in = fopen(ininame, "r")) == NULL) {
+ fprintf(stderr, "ciniparser: cannot open %s\n", ininame);
+ return NULL;
+ }
+
+ dict = dictionary_new(0);
+ if (!dict) {
+ fclose(in);
+ return NULL;
+ }
+
+ memset(line, 0, ASCIILINESZ + 1);
+ memset(section, 0, ASCIILINESZ + 1);
+ memset(key, 0, ASCIILINESZ + 1);
+ memset(val, 0, ASCIILINESZ + 1);
+ last = 0;
+
+ while (fgets(line+last, ASCIILINESZ-last, in)!=NULL) {
+ lineno++;
+ len = (int) strlen(line)-1;
+ /* Safety check against buffer overflows */
+ if (line[len] != '\n') {
+ fprintf(stderr,
+ "ciniparser: input line too long in %s (%d)\n",
+ ininame,
+ lineno);
+ dictionary_del(dict);
+ fclose(in);
+ return NULL;
+ }
+
+ /* Get rid of \n and spaces at end of line */
+ while ((len >= 0) &&
+ ((line[len] == '\n') || (isspace(line[len])))) {
+ line[len] = 0;
+ len--;
+ }
+
+ /* Detect multi-line */
+ if (len >= 0 && line[len] == '\\') {
+ /* Multi-line value */
+ last = len;
+ continue;
+ }
+
+ switch (ciniparser_line(line, section, key, val)) {
+ case LINE_EMPTY:
+ case LINE_COMMENT:
+ break;
+
+ case LINE_SECTION:
+ errs = dictionary_set(dict, section, NULL);
+ break;
+
+ case LINE_VALUE:
+ snprintf(tmp, ASCIILINESZ + 1, "%s:%s", section, key);
+ errs = dictionary_set(dict, tmp, val);
+ break;
+
+ case LINE_ERROR:
+ fprintf(stderr, "ciniparser: syntax error in %s (%d):\n",
+ ininame, lineno);
+ fprintf(stderr, "-> %s\n", line);
+ errs++;
+ break;
+
+ default:
+ break;
+ }
+ memset(line, 0, ASCIILINESZ);
+ last = 0;
+ if (errs < 0) {
+ fprintf(stderr, "ciniparser: memory allocation failure\n");
+ break;
+ }
+ }
+
+ if (errs) {
+ dictionary_del(dict);
+ dict = NULL;
+ }
+
+ fclose(in);
+
+ return dict;
+}
+
+void ciniparser_freedict(dictionary *d)
+{
+ dictionary_del(d);
+}
+
+/** @}
+ */
diff --git a/ccan/ciniparser/ciniparser.h b/ccan/ciniparser/ciniparser.h
new file mode 100644
index 0000000..b61c1d6
--- /dev/null
+++ b/ccan/ciniparser/ciniparser.h
@@ -0,0 +1,262 @@
+#ifndef _INIPARSER_H_
+#define _INIPARSER_H_
+
+/* Copyright (c) 2000-2007 by Nicolas Devillard.
+ * Copyright (x) 2009 by Tim Post <tinkertim@gmail.com>
+ * MIT License
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+/** @addtogroup ciniparser
+ * @{
+ */
+
+/**
+ * @file ciniparser.h
+ * @author N. Devillard
+ * @date Sep 2007
+ * @version 3.0
+ * @brief Parser for ini files.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "dictionary.h"
+
+#define ciniparser_getstr(d, k) ciniparser_getstring(d, k, NULL)
+#define ciniparser_setstr ciniparser_setstring
+
+/**
+ * @brief Get number of sections in a dictionary
+ * @param d Dictionary to examine
+ * @return int Number of sections found in dictionary, -1 on error
+ *
+ * This function returns the number of sections found in a dictionary.
+ * The test to recognize sections is done on the string stored in the
+ * dictionary: a section name is given as "section" whereas a key is
+ * stored as "section:key", thus the test looks for entries that do not
+ * contain a colon.
+ *
+ * This clearly fails in the case a section name contains a colon, but
+ * this should simply be avoided.
+ */
+int ciniparser_getnsec(dictionary *d);
+
+/**
+ * @brief Get name for section n in a dictionary.
+ * @param d Dictionary to examine
+ * @param n Section number (from 0 to nsec-1).
+ * @return Pointer to char string, NULL on error
+ *
+ * This function locates the n-th section in a dictionary and returns
+ * its name as a pointer to a string statically allocated inside the
+ * dictionary. Do not free or modify the returned string!
+ */
+char *ciniparser_getsecname(dictionary *d, int n);
+
+/**
+ * @brief Save a dictionary to a loadable ini file
+ * @param d Dictionary to dump
+ * @param f Opened file pointer to dump to
+ * @return void
+ *
+ * This function dumps a given dictionary into a loadable ini file.
+ * It is Ok to specify @c stderr or @c stdout as output files.
+ */
+void ciniparser_dump_ini(dictionary *d, FILE *f);
+
+/**
+ * @brief Dump a dictionary to an opened file pointer.
+ * @param d Dictionary to dump.
+ * @param f Opened file pointer to dump to.
+ * @return void
+ *
+ * This function prints out the contents of a dictionary, one element by
+ * line, onto the provided file pointer. It is OK to specify @c stderr
+ * or @c stdout as output files. This function is meant for debugging
+ * purposes mostly.
+ */
+void ciniparser_dump(dictionary *d, FILE *f);
+
+/**
+ * @brief Get the string associated to a key
+ * @param d Dictionary to search
+ * @param key Key string to look for
+ * @param def Default value to return if key not found.
+ * @return pointer to statically allocated character string
+ *
+ * This function queries a dictionary for a key. A key as read from an
+ * ini file is given as "section:key". If the key cannot be found,
+ * the pointer passed as 'def' is returned.
+ * The returned char pointer is pointing to a string allocated in
+ * the dictionary, do not free or modify it.
+ */
+char *ciniparser_getstring(dictionary *d, const char *key, char *def);
+
+/**
+ * @brief Get the string associated to a key, convert to an int
+ * @param d Dictionary to search
+ * @param key Key string to look for
+ * @param notfound Value to return in case of error
+ * @return integer
+ *
+ * This function queries a dictionary for a key. A key as read from an
+ * ini file is given as "section:key". If the key cannot be found,
+ * the notfound value is returned.
+ *
+ * Supported values for integers include the usual C notation
+ * so decimal, octal (starting with 0) and hexadecimal (starting with 0x)
+ * are supported. Examples:
+ *
+ * - "42" -> 42
+ * - "042" -> 34 (octal -> decimal)
+ * - "0x42" -> 66 (hexa -> decimal)
+ *
+ * Warning: the conversion may overflow in various ways. Conversion is
+ * totally outsourced to strtol(), see the associated man page for overflow
+ * handling.
+ *
+ * Credits: Thanks to A. Becker for suggesting strtol()
+ */
+int ciniparser_getint(dictionary *d, const char *key, int notfound);
+
+/**
+ * @brief Get the string associated to a key, convert to a double
+ * @param d Dictionary to search
+ * @param key Key string to look for
+ * @param notfound Value to return in case of error
+ * @return double
+ *
+ * This function queries a dictionary for a key. A key as read from an
+ * ini file is given as "section:key". If the key cannot be found,
+ * the notfound value is returned.
+ */
+double ciniparser_getdouble(dictionary *d, const char *key, double notfound);
+
+/**
+ * @brief Get the string associated to a key, convert to a boolean
+ * @param d Dictionary to search
+ * @param key Key string to look for
+ * @param notfound Value to return in case of error
+ * @return integer
+ *
+ * This function queries a dictionary for a key. A key as read from an
+ * ini file is given as "section:key". If the key cannot be found,
+ * the notfound value is returned.
+ *
+ * A true boolean is found if one of the following is matched:
+ *
+ * - A string starting with 'y'
+ * - A string starting with 'Y'
+ * - A string starting with 't'
+ * - A string starting with 'T'
+ * - A string starting with '1'
+ *
+ * A false boolean is found if one of the following is matched:
+ *
+ * - A string starting with 'n'
+ * - A string starting with 'N'
+ * - A string starting with 'f'
+ * - A string starting with 'F'
+ * - A string starting with '0'
+ *
+ * The notfound value returned if no boolean is identified, does not
+ * necessarily have to be 0 or 1.
+ */
+int ciniparser_getboolean(dictionary *d, const char *key, int notfound);
+
+/**
+ * @brief Set an entry in a dictionary.
+ * @param ini Dictionary to modify.
+ * @param entry Entry to modify (entry name)
+ * @param val New value to associate to the entry.
+ * @return int 0 if Ok, -1 otherwise.
+ *
+ * If the given entry can be found in the dictionary, it is modified to
+ * contain the provided value. If it cannot be found, -1 is returned.
+ * It is Ok to set val to NULL.
+ */
+int ciniparser_setstring(dictionary *ini, char *entry, char *val);
+
+/**
+ * @brief Delete an entry in a dictionary
+ * @param ini Dictionary to modify
+ * @param entry Entry to delete (entry name)
+ * @return void
+ *
+ * If the given entry can be found, it is deleted from the dictionary.
+ */
+void ciniparser_unset(dictionary *ini, char *entry);
+
+/**
+ * @brief Finds out if a given entry exists in a dictionary
+ * @param ini Dictionary to search
+ * @param entry Name of the entry to look for
+ * @return integer 1 if entry exists, 0 otherwise
+ *
+ * Finds out if a given entry exists in the dictionary. Since sections
+ * are stored as keys with NULL associated values, this is the only way
+ * of querying for the presence of sections in a dictionary.
+ */
+int ciniparser_find_entry(dictionary *ini, char *entry) ;
+
+/**
+ * @brief Parse an ini file and return an allocated dictionary object
+ * @param ininame Name of the ini file to read.
+ * @return Pointer to newly allocated dictionary
+ *
+ * This is the parser for ini files. This function is called, providing
+ * the name of the file to be read. It returns a dictionary object that
+ * should not be accessed directly, but through accessor functions
+ * instead.
+ *
+ * The returned dictionary must be freed using ciniparser_freedict().
+ */
+dictionary *ciniparser_load(const char *ininame);
+
+/**
+ * @brief Free all memory associated to an ini dictionary
+ * @param d Dictionary to free
+ * @return void
+ *
+ * Free all memory associated to an ini dictionary.
+ * It is mandatory to call this function before the dictionary object
+ * gets out of the current context.
+ */
+void ciniparser_freedict(dictionary *d);
+
+/**
+ * @brief Set an item in the dictionary
+ * @param d Dictionary object created by ciniparser_load()
+ * @param entry Entry in the dictionary to manipulate
+ * @param val Value to assign to the entry
+ * @return 0 on success, -1 on error
+ *
+ * Remember that string values are converted by ciniparser_getboolean(),
+ * ciniparser_getdouble(), etc. It is also OK to set an entry to NULL.
+ */
+int ciniparser_set(dictionary *d, char *entry, char *val);
+
+#endif
+/** @}
+ */
diff --git a/ccan/ciniparser/dictionary.c b/ccan/ciniparser/dictionary.c
new file mode 100644
index 0000000..19dd641
--- /dev/null
+++ b/ccan/ciniparser/dictionary.c
@@ -0,0 +1,266 @@
+/* Copyright (c) 2000-2007 by Nicolas Devillard.
+ * Copyright (x) 2009 by Tim Post <tinkertim@gmail.com>
+ * MIT License
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+/** @addtogroup ciniparser
+ * @{
+ */
+/**
+ * @file dictionary.c
+ * @author N. Devillard
+ * @date Sep 2007
+ * @version $Revision: 1.27 $
+ * @brief Implements a dictionary for string variables.
+ *
+ * This module implements a simple dictionary object, i.e. a list
+ * of string/string associations. This object is useful to store e.g.
+ * information retrieved from a configuration file (ini files).
+ */
+
+#include "dictionary.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+/** Maximum value size for integers and doubles. */
+#define MAXVALSZ 1024
+
+/** Minimal allocated number of entries in a dictionary */
+#define DICTMINSZ 128
+
+/** Invalid key token */
+#define DICT_INVALID_KEY ((char*)-1)
+
+/**
+ * @brief Double the allocated size associated to a pointer
+ * @param size the current allocated size
+ * @return re-allocated pointer on success, NULL on failure
+ */
+static void *mem_double(void *ptr, int size)
+{
+ void *newptr;
+
+ newptr = calloc(2 * size, 1);
+ if (newptr == NULL) {
+ return NULL;
+ }
+ memcpy(newptr, ptr, size);
+ free(ptr);
+ return newptr;
+}
+
+/* The remaining exposed functions are documented in dictionary.h */
+
+unsigned dictionary_hash(const char *key)
+{
+ int len;
+ unsigned hash;
+ int i;
+
+ len = strlen(key);
+ for (hash = 0, i = 0; i < len; i++) {
+ hash += (unsigned) key[i];
+ hash += (hash << 10);
+ hash ^= (hash >> 6);
+ }
+ hash += (hash << 3);
+ hash ^= (hash >> 11);
+ hash += (hash << 15);
+ return hash;
+}
+
+dictionary *dictionary_new(int size)
+{
+ dictionary *d;
+
+ /* If no size was specified, allocate space for DICTMINSZ */
+ if (size<DICTMINSZ) size=DICTMINSZ;
+
+ if (!(d = (dictionary *) calloc(1, sizeof(dictionary)))) {
+ return NULL;
+ }
+ d->size = size;
+ d->val = (char **) calloc(size, sizeof(char *));
+ d->key = (char **) calloc(size, sizeof(char *));
+ d->hash = (unsigned int *) calloc(size, sizeof(unsigned));
+ return d;
+}
+
+void dictionary_del(dictionary *d)
+{
+ int i;
+
+ if (d == NULL)
+ return;
+ for (i = 0; i < d->size; i++) {
+ if (d->key[i] != NULL)
+ free(d->key[i]);
+ if (d->val[i] != NULL)
+ free(d->val[i]);
+ }
+ free(d->val);
+ free(d->key);
+ free(d->hash);
+ free(d);
+ return;
+}
+
+char *dictionary_get(dictionary *d, const char *key, char *def)
+{
+ unsigned hash;
+ int i;
+
+ hash = dictionary_hash(key);
+ for (i=0; i < d->size; i++) {
+ if (d->key[i] == NULL)
+ continue;
+ /* Compare hash */
+ if (hash == d->hash[i]) {
+ /* Compare string, to avoid hash collisions */
+ if (!strcmp(key, d->key[i])) {
+ return d->val[i];
+ }
+ }
+ }
+ return def;
+}
+
+int dictionary_set(dictionary *d, const char *key, char *val)
+{
+ int i;
+ unsigned hash;
+
+ if (d==NULL || key==NULL)
+ return -1;
+
+ /* Compute hash for this key */
+ hash = dictionary_hash(key);
+ /* Find if value is already in dictionary */
+ if (d->n > 0) {
+ for (i = 0; i < d->size; i++) {
+ if (d->key[i] == NULL)
+ continue;
+ /* Same hash value */
+ if (hash == d->hash[i]) {
+ /* Same key */
+ if (!strcmp(key, d->key[i])) {
+ /* Found a value: modify and return */
+ if (d->val[i] != NULL)
+ free(d->val[i]);
+ d->val[i] = val ? strdup(val) : NULL;
+ /* Value has been modified: return */
+ return 0;
+ }
+ }
+ }
+ }
+
+ /* Add a new value
+ * See if dictionary needs to grow */
+ if (d->n == d->size) {
+ /* Reached maximum size: reallocate dictionary */
+ d->val = (char **) mem_double(d->val, d->size * sizeof(char *));
+ d->key = (char **) mem_double(d->key, d->size * sizeof(char *));
+ d->hash = (unsigned int *)
+ mem_double(d->hash, d->size * sizeof(unsigned));
+ if ((d->val == NULL) || (d->key == NULL) || (d->hash == NULL))
+ /* Cannot grow dictionary */
+ return -1;
+ /* Double size */
+ d->size *= 2;
+ }
+
+ /* Insert key in the first empty slot */
+ for (i = 0; i < d->size; i++) {
+ if (d->key[i] == NULL) {
+ /* Add key here */
+ break;
+ }
+ }
+ /* Copy key */
+ d->key[i] = strdup(key);
+ d->val[i] = val ? strdup(val) : NULL;
+ d->hash[i] = hash;
+ d->n ++;
+ return 0;
+}
+
+void dictionary_unset(dictionary *d, const char *key)
+{
+ unsigned hash;
+ int i;
+
+ if (key == NULL)
+ return;
+
+ hash = dictionary_hash(key);
+ for (i = 0; i < d->size; i++) {
+ if (d->key[i] == NULL)
+ continue;
+ /* Compare hash */
+ if (hash == d->hash[i]) {
+ /* Compare string, to avoid hash collisions */
+ if (!strcmp(key, d->key[i])) {
+ /* Found key */
+ break;
+ }
+ }
+ }
+ if (i >= d->size)
+ /* Key not found */
+ return;
+
+ free(d->key[i]);
+ d->key[i] = NULL;
+ if (d->val[i]!=NULL) {
+ free(d->val[i]);
+ d->val[i] = NULL;
+ }
+ d->hash[i] = 0;
+ d->n --;
+ return;
+}
+
+void dictionary_dump(dictionary *d, FILE *out)
+{
+ int i;
+
+ if (d == NULL || out == NULL)
+ return;
+ if (d->n < 1) {
+ fprintf(out, "empty dictionary\n");
+ return;
+ }
+ for (i = 0; i < d->size; i++) {
+ if (d->key[i]) {
+ fprintf(out, "%20s\t[%s]\n",
+ d->key[i],
+ d->val[i] ? d->val[i] : "UNDEF");
+ }
+ }
+ return;
+}
+
+/** @}
+ */
diff --git a/ccan/ciniparser/dictionary.h b/ccan/ciniparser/dictionary.h
new file mode 100644
index 0000000..a94ea1a
--- /dev/null
+++ b/ccan/ciniparser/dictionary.h
@@ -0,0 +1,166 @@
+#ifndef _DICTIONARY_H_
+#define _DICTIONARY_H_
+
+/* Copyright (c) 2000-2007 by Nicolas Devillard.
+ * Copyright (x) 2009 by Tim Post <tinkertim@gmail.com>
+ * MIT License
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+/** @addtogroup ciniparser
+ * @{
+ */
+/**
+ * @file dictionary.h
+ * @author N. Devillard
+ * @date Sep 2007
+ * @version $Revision: 1.12 $
+ * @brief Implements a dictionary for string variables.
+ *
+ * This module implements a simple dictionary object, i.e. a list
+ * of string/string associations. This object is useful to store e.g.
+ * information retrieved from a configuration file (ini files).
+ */
+
+
+/**
+ * @brief Dictionary object
+ * @param n Number of entries in the dictionary
+ * @param size Storage size
+ * @param val List of string values
+ * @param key List of string keys
+ * @param hash List of hash values for keys
+ *
+ * This object contains a list of string/string associations. Each
+ * association is identified by a unique string key. Looking up values
+ * in the dictionary is speeded up by the use of a (hopefully collision-free)
+ * hash function.
+ */
+typedef struct _dictionary_ {
+ int n;
+ int size;
+ char **val;
+ char **key;
+ unsigned *hash;
+} dictionary;
+
+/**
+ * @brief Compute the hash key for a string.
+ * @param key Character string to use for key.
+ * @return 1 unsigned int on at least 32 bits.
+ *
+ * This hash function has been taken from an Article in Dr Dobbs Journal.
+ * This is normally a collision-free function, distributing keys evenly.
+ * The key is stored anyway in the struct so that collision can be avoided
+ * by comparing the key itself in last resort.
+ */
+unsigned dictionary_hash(const char *key);
+
+/**
+ * @brief Create a new dictionary object.
+ * @param size Optional initial size of the dictionary.
+ * @return allocated dictionary object on success, NULL on failure
+ *
+ * This function allocates a new dictionary object of given size and returns
+ * it. If you do not know in advance (roughly) the number of entries in the
+ * dictionary, give size=0.
+ */
+dictionary *dictionary_new(int size);
+
+/**
+ * @brief Delete a dictionary object
+ * @param d dictionary object to deallocate.
+ * @return void
+ *
+ * Deallocate a dictionary object and all memory associated to it.
+ */
+void dictionary_del(dictionary *vd);
+
+/**
+ * @brief Get a value from a dictionary.
+ * @param d dictionary object to search.
+ * @param key Key to look for in the dictionary.
+ * @param def Default value to return if key not found.
+ * @return 1 pointer to internally allocated character string.
+ *
+ * This function locates a key in a dictionary and returns a pointer to its
+ * value, or the passed 'def' pointer if no such key can be found in
+ * dictionary. The returned character pointer points to data internal to the
+ * dictionary object, you should not try to free it or modify it.
+ */
+char *dictionary_get(dictionary *d, const char *key, char *def);
+
+/**
+ * @brief Set a value in a dictionary.
+ * @param d dictionary object to modify.
+ * @param key Key to modify or add.
+ * @param val Value to add.
+ * @return int 0 if Ok, anything else otherwise
+ *
+ * If the given key is found in the dictionary, the associated value is
+ * replaced by the provided one. If the key cannot be found in the
+ * dictionary, it is added to it.
+ *
+ * It is Ok to provide a NULL value for val, but NULL values for the dictionary
+ * or the key are considered as errors: the function will return immediately
+ * in such a case.
+ *
+ * Notice that if you dictionary_set a variable to NULL, a call to
+ * dictionary_get will return a NULL value: the variable will be found, and
+ * its value (NULL) is returned. In other words, setting the variable
+ * content to NULL is equivalent to deleting the variable from the
+ * dictionary. It is not possible (in this implementation) to have a key in
+ * the dictionary without value.
+ *
+ * This function returns non-zero in case of failure.
+ */
+int dictionary_set(dictionary *vd, const char *key, char *val);
+
+/**
+ * @brief Delete a key in a dictionary
+ * @param d dictionary object to modify.
+ * @param key Key to remove.
+ * @return void
+ *
+ * This function deletes a key in a dictionary. Nothing is done if the
+ * key cannot be found.
+ */
+void dictionary_unset(dictionary *d, const char *key);
+
+/**
+ * @brief Dump a dictionary to an opened file pointer.
+ * @param d Dictionary to dump
+ * @param out Opened file pointer
+ * @return void
+ *
+ * Dumps a dictionary onto an opened file pointer. Key pairs are printed out
+ * as @c [Key]=[Value], one per line. It is Ok to provide stdout or stderr as
+ * output file pointers.
+ */
+void dictionary_dump(dictionary *d, FILE *out);
+
+#endif
+/** @}
+ */
--
2.30.2
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^ permalink raw reply related [flat|nested] 4+ messages in thread
* [RFC ndctl PATCH 3/3] ndctl, rename monitor.conf to ndctl.conf
2021-05-16 23:14 [RFC ndctl PATCH 0/3] Rename monitor.conf to ndctl.conf as a ndctl global config file QI Fuli
2021-05-16 23:14 ` [RFC ndctl PATCH 1/3] ndctl, ccan: import ciniparser QI Fuli
2021-05-16 23:14 ` [RFC ndctl PATCH 2/3] ndctl, util: add parse-configs helper QI Fuli
@ 2021-05-16 23:14 ` QI Fuli
2 siblings, 0 replies; 4+ messages in thread
From: QI Fuli @ 2021-05-16 23:14 UTC (permalink / raw)
To: linux-nvdimm; +Cc: QI Fuli
From: QI Fuli <qi.fuli@fujitsu.com>
Rename monitor.conf to ndctl.conf, and make it a ndclt global
configuration file that all commands can refer to.
Refactor monitor to make it work with ndctl.conf.
Signed-off-by: QI Fuli <qi.fuli@fujitsu.com>
---
configure.ac | 8 +-
ndctl/Makefile.am | 9 +-
ndctl/monitor.c | 127 +++++------------------------
ndctl/{monitor.conf => ndctl.conf} | 16 +++-
4 files changed, 40 insertions(+), 120 deletions(-)
rename ndctl/{monitor.conf => ndctl.conf} (82%)
diff --git a/configure.ac b/configure.ac
index 5ec8d2f..ab2d8a3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -171,10 +171,10 @@ fi
AC_SUBST([systemd_unitdir])
AM_CONDITIONAL([ENABLE_SYSTEMD_UNITS], [test "x$with_systemd" = "xyes"])
-ndctl_monitorconfdir=${sysconfdir}/ndctl
-ndctl_monitorconf=monitor.conf
-AC_SUBST([ndctl_monitorconfdir])
-AC_SUBST([ndctl_monitorconf])
+ndctl_confdir=${sysconfdir}/ndctl
+ndctl_conf=ndctl.conf
+AC_SUBST([ndctl_confdir])
+AC_SUBST([ndctl_conf])
daxctl_modprobe_datadir=${datadir}/daxctl
daxctl_modprobe_data=daxctl.conf
diff --git a/ndctl/Makefile.am b/ndctl/Makefile.am
index a63b1e0..b107b3d 100644
--- a/ndctl/Makefile.am
+++ b/ndctl/Makefile.am
@@ -7,7 +7,7 @@ BUILT_SOURCES = config.h
config.h: $(srcdir)/Makefile.am
$(AM_V_GEN) echo "/* Autogenerated by ndctl/Makefile.am */" >$@ && \
echo '#define NDCTL_CONF_FILE \
- "$(ndctl_monitorconfdir)/$(ndctl_monitorconf)"' >>$@
+ "$(ndctl_confdir)/$(ndctl_conf)"' >>$@
$(AM_V_GEN) echo '#define NDCTL_KEYS_DIR "$(ndctl_keysdir)"' >>$@
ndctl_SOURCES = ndctl.c \
@@ -42,7 +42,7 @@ keys_configdir = $(ndctl_keysdir)
keys_config_DATA = $(ndctl_keysreadme)
endif
-EXTRA_DIST += keys.readme monitor.conf ndctl-monitor.service
+EXTRA_DIST += keys.readme ndctl.conf ndctl-monitor.service
if ENABLE_DESTRUCTIVE
ndctl_SOURCES += ../test/blk_namespaces.c \
@@ -54,6 +54,7 @@ ndctl_LDADD =\
lib/libndctl.la \
../daxctl/lib/libdaxctl.la \
../libutil.a \
+ ../libccan.a \
$(UUID_LIBS) \
$(KMOD_LIBS) \
$(JSON_LIBS)
@@ -73,8 +74,8 @@ ndctl_SOURCES += ../test/libndctl.c \
test.c
endif
-monitor_configdir = $(ndctl_monitorconfdir)
-monitor_config_DATA = $(ndctl_monitorconf)
+ndctl_configdir = $(ndctl_confdir)
+ndctl_config_DATA = $(ndctl_conf)
if ENABLE_SYSTEMD_UNITS
systemd_unit_DATA = ndctl-monitor.service
diff --git a/ndctl/monitor.c b/ndctl/monitor.c
index ca36179..ea707d2 100644
--- a/ndctl/monitor.c
+++ b/ndctl/monitor.c
@@ -10,11 +10,13 @@
#include <util/filter.h>
#include <util/util.h>
#include <util/parse-options.h>
+#include <util/parse-configs.h>
#include <util/strbuf.h>
#include <ndctl/config.h>
#include <ndctl/ndctl.h>
#include <ndctl/libndctl.h>
#include <sys/epoll.h>
+#include <stdbool.h>
#define BUF_SIZE 2048
/* reuse the core log helpers for the monitor logger */
@@ -463,113 +465,6 @@ out:
return rc;
}
-static void parse_config(const char **arg, char *key, char *val, char *ident)
-{
- struct strbuf value = STRBUF_INIT;
- size_t arg_len = *arg ? strlen(*arg) : 0;
-
- if (!ident || !key || (strcmp(ident, key) != 0))
- return;
-
- if (arg_len) {
- strbuf_add(&value, *arg, arg_len);
- strbuf_addstr(&value, " ");
- }
- strbuf_addstr(&value, val);
- *arg = strbuf_detach(&value, NULL);
-}
-
-static int read_config_file(struct ndctl_ctx *ctx, struct monitor *_monitor,
- struct util_filter_params *_param)
-{
- FILE *f;
- size_t len = 0;
- int line = 0, rc = 0;
- char *buf = NULL, *seek, *value, *config_file;
-
- if (_monitor->config_file)
- config_file = strdup(_monitor->config_file);
- else
- config_file = strdup(NDCTL_CONF_FILE);
- if (!config_file) {
- fail("strdup default config file failed\n");
- rc = -ENOMEM;
- goto out;
- }
-
- buf = malloc(BUF_SIZE);
- if (!buf) {
- fail("malloc read config-file buf error\n");
- rc = -ENOMEM;
- goto out;
- }
- seek = buf;
-
- f = fopen(config_file, "r");
- if (!f) {
- if (_monitor->config_file) {
- err(&monitor, "config-file: %s cannot be opened\n",
- config_file);
- rc = -errno;
- }
- goto out;
- }
-
- while (fgets(seek, BUF_SIZE, f)) {
- value = NULL;
- line++;
-
- while (isspace(*seek))
- seek++;
-
- if (*seek == '#' || *seek == '\0')
- continue;
-
- value = strchr(seek, '=');
- if (!value) {
- fail("config-file syntax error, skip line[%i]\n", line);
- continue;
- }
-
- value[0] = '\0';
- value++;
-
- while (isspace(value[0]))
- value++;
-
- len = strlen(seek);
- if (len == 0)
- continue;
- while (isspace(seek[len-1]))
- len--;
- seek[len] = '\0';
-
- len = strlen(value);
- if (len == 0)
- continue;
- while (isspace(value[len-1]))
- len--;
- value[len] = '\0';
-
- if (len == 0)
- continue;
-
- parse_config(&_param->bus, "bus", value, seek);
- parse_config(&_param->dimm, "dimm", value, seek);
- parse_config(&_param->region, "region", value, seek);
- parse_config(&_param->namespace, "namespace", value, seek);
- parse_config(&_monitor->dimm_event, "dimm-event", value, seek);
-
- if (!_monitor->log)
- parse_config(&_monitor->log, "log", value, seek);
- }
- fclose(f);
-out:
- free(buf);
- free(config_file);
- return rc;
-}
-
int cmd_monitor(int argc, const char **argv, struct ndctl_ctx *ctx)
{
const struct option options[] = {
@@ -601,6 +496,19 @@ int cmd_monitor(int argc, const char **argv, struct ndctl_ctx *ctx)
"ndctl monitor [<options>]",
NULL
};
+ const struct config configs[] = {
+ CONF_STR("core:bus", ¶m.bus, NULL),
+ CONF_STR("core:region", ¶m.region, NULL),
+ CONF_STR("core:dimm", ¶m.dimm, NULL),
+ CONF_STR("core:namespace", ¶m.namespace, NULL),
+ CONF_STR("monitor:bus", ¶m.bus, NULL),
+ CONF_STR("monitor:region", ¶m.region, NULL),
+ CONF_STR("monitor:dimm", ¶m.dimm, NULL),
+ CONF_STR("monitor:namespace", ¶m.namespace, NULL),
+ CONF_STR("monitor:dimm-event", &monitor.dimm_event, NULL),
+ //CONF_FILE("monitor:log", &monitor.log, NULL),
+ CONF_END(),
+ };
const char *prefix = "./";
struct util_filter_ctx fctx = { 0 };
struct monitor_filter_arg mfa = { 0 };
@@ -621,7 +529,10 @@ int cmd_monitor(int argc, const char **argv, struct ndctl_ctx *ctx)
else
monitor.ctx.log_priority = LOG_INFO;
- rc = read_config_file(ctx, &monitor, ¶m);
+ if (monitor.config_file)
+ rc = parse_configs(monitor.config_file, configs);
+ else
+ rc = parse_configs(NDCTL_CONF_FILE, configs);
if (rc)
goto out;
diff --git a/ndctl/monitor.conf b/ndctl/ndctl.conf
similarity index 82%
rename from ndctl/monitor.conf
rename to ndctl/ndctl.conf
index 934e2c0..85343b0 100644
--- a/ndctl/monitor.conf
+++ b/ndctl/ndctl.conf
@@ -1,14 +1,22 @@
-# This is the main ndctl monitor configuration file. It contains the
-# configuration directives that give ndctl monitor instructions.
-# You can change the configuration of ndctl monitor by editing this
+# This is the ndctl global configuration file. It contains the
+# configuration directives that give ndctl instructions.
+# You can change the configuration of ndctl by editing this
# file or using [--config-file=<file>] option to override this one.
-# The changed value will work after restart ndctl monitor service.
+# The changed value will work after restart ndctl services.
# In this file, lines starting with a hash (#) are comments.
# The configurations should follow <key> = <value> style.
# Multiple space-separated values are allowed, but except the following
# characters: : ? / \ % " ' $ & ! * { } [ ] ( ) = < > @
+[core]
+# The values in the [core] section work for all ndctl commands.
+# dimm = all
+# bus = all
+# region = all
+# namespace = all
+
+[monitor]
# The objects to monitor are filtered via dimm's name by setting key "dimm".
# If this value is different from the value of [--dimm=<value>] option,
# both of the values will work.
--
2.30.2
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