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#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "log.h"
#include "util.h"
struct config g_cfg;
static void set_str(char **dst, const char *val)
{
free(*dst);
*dst = xstrdup(val);
}
void config_defaults(void)
{
memset(&g_cfg, 0, sizeof g_cfg);
g_cfg.socket_path = xstrdup("/run/bokfd/bokfd.sock");
g_cfg.db_path = xstrdup("/var/lib/bokfd/bokfd.db");
g_cfg.backup_dir = xstrdup("/var/lib/bokfd/backup");
g_cfg.export_dir = xstrdup("/var/lib/bokfd/export");
g_cfg.tcp_addr = NULL;
g_cfg.tcp_enabled = 0;
g_cfg.log_level = LOG_INFO;
g_cfg.allow_org_create = 1;
g_cfg.audit_reads = 0;
g_cfg.synchronous = xstrdup("FULL");
g_cfg.chart_k2_file = xstrdup("/usr/local/share/bokf/bas_k2.csv");
g_cfg.chart_k3_file = xstrdup("/usr/local/share/bokf/bas_k3.csv");
g_cfg.session_ttl = 8 * 3600;
g_cfg.max_line_bytes = 1024 * 1024;
g_cfg.max_attachment_bytes = 10 * 1024 * 1024;
}
static int apply_kv(const char *key, const char *val, char **err)
{
if (strcmp(key, "socket") == 0)
set_str(&g_cfg.socket_path, val);
else if (strcmp(key, "db") == 0)
set_str(&g_cfg.db_path, val);
else if (strcmp(key, "backup_dir") == 0)
set_str(&g_cfg.backup_dir, val);
else if (strcmp(key, "export_dir") == 0)
set_str(&g_cfg.export_dir, val);
else if (strcmp(key, "tcp") == 0) {
if (strcmp(val, "off") == 0 || strcmp(val, "") == 0) {
g_cfg.tcp_enabled = 0;
} else {
set_str(&g_cfg.tcp_addr, val);
g_cfg.tcp_enabled = 1;
}
} else if (strcmp(key, "log_level") == 0) {
g_cfg.log_level = log_level_from_name(val);
} else if (strcmp(key, "allow_org_create") == 0) {
g_cfg.allow_org_create = strcmp(val, "false") != 0;
} else if (strcmp(key, "audit_reads") == 0) {
g_cfg.audit_reads = strcmp(val, "true") == 0;
} else if (strcmp(key, "synchronous") == 0) {
set_str(&g_cfg.synchronous, val);
} else if (strcmp(key, "chart_k2") == 0) {
set_str(&g_cfg.chart_k2_file, val);
} else if (strcmp(key, "chart_k3") == 0) {
set_str(&g_cfg.chart_k3_file, val);
} else if (strcmp(key, "session_ttl") == 0) {
g_cfg.session_ttl = strtol(val, NULL, 10);
} else if (strcmp(key, "max_line_bytes") == 0) {
g_cfg.max_line_bytes = strtol(val, NULL, 10);
} else if (strcmp(key, "max_attachment_bytes") == 0) {
g_cfg.max_attachment_bytes = strtol(val, NULL, 10);
} else {
char buf[256];
snprintf(buf, sizeof buf, "unknown config key: %s", key);
if (err)
*err = xstrdup(buf);
return -1;
}
return 0;
}
int config_load_file(const char *path, char **err)
{
FILE *f = fopen(path, "r");
if (!f) {
char buf[512];
snprintf(buf, sizeof buf, "cannot open config file %s", path);
if (err)
*err = xstrdup(buf);
return -1;
}
char line[1024];
int lineno = 0;
int rc = 0;
while (fgets(line, sizeof line, f)) {
lineno++;
char *s = line;
char *hash = strchr(s, '#');
if (hash)
*hash = '\0';
s = util_str_trim(s);
if (!*s)
continue;
char *eq = strchr(s, '=');
if (!eq) {
char buf[512];
snprintf(buf, sizeof buf, "%s:%d: expected key = value", path,
lineno);
if (err)
*err = xstrdup(buf);
rc = -1;
break;
}
*eq = '\0';
char *key = util_str_trim(s);
char *val = util_str_trim(eq + 1);
if (apply_kv(key, val, err) != 0) {
rc = -1;
break;
}
}
fclose(f);
return rc;
}
void config_apply_env(void)
{
const char *v;
if ((v = getenv("BOKFD_SOCKET")))
set_str(&g_cfg.socket_path, v);
if ((v = getenv("BOKFD_DB")))
set_str(&g_cfg.db_path, v);
if ((v = getenv("BOKFD_BACKUP_DIR")))
set_str(&g_cfg.backup_dir, v);
if ((v = getenv("BOKFD_EXPORT_DIR")))
set_str(&g_cfg.export_dir, v);
if ((v = getenv("BOKFD_TCP")))
apply_kv("tcp", v, NULL);
if ((v = getenv("BOKFD_LOG_LEVEL")))
g_cfg.log_level = log_level_from_name(v);
if ((v = getenv("BOKFD_ALLOW_ORG_CREATE")))
g_cfg.allow_org_create = strcmp(v, "false") != 0;
if ((v = getenv("BOKFD_AUDIT_READS")))
g_cfg.audit_reads = strcmp(v, "true") == 0;
if ((v = getenv("BOKFD_SYNCHRONOUS")))
set_str(&g_cfg.synchronous, v);
if ((v = getenv("BOKFD_CHART_K2")))
set_str(&g_cfg.chart_k2_file, v);
if ((v = getenv("BOKFD_CHART_K3")))
set_str(&g_cfg.chart_k3_file, v);
if ((v = getenv("BOKFD_SESSION_TTL")))
g_cfg.session_ttl = strtol(v, NULL, 10);
if ((v = getenv("BOKFD_MAX_LINE_BYTES")))
g_cfg.max_line_bytes = strtol(v, NULL, 10);
if ((v = getenv("BOKFD_MAX_ATTACHMENT_BYTES")))
g_cfg.max_attachment_bytes = strtol(v, NULL, 10);
}
void config_free(void)
{
free(g_cfg.socket_path);
free(g_cfg.db_path);
free(g_cfg.backup_dir);
free(g_cfg.export_dir);
free(g_cfg.tcp_addr);
free(g_cfg.synchronous);
free(g_cfg.chart_k2_file);
free(g_cfg.chart_k3_file);
memset(&g_cfg, 0, sizeof g_cfg);
}
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