chsrc/include/chsrc.h

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/** ------------------------------------------------------------
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* SPDX-License-Identifier: GPL-3.0-or-later
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* Copyright © 2023-2024 Aoran Zeng, Heng Guo
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* -------------------------------------------------------------
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* File Name : chsrc.h
* File Authors : Aoran Zeng <ccmywish@qq.com>
* | Heng Guo <2085471348@qq.com>
* Contributors : Peng Gao <gn3po4g@outlook.com>
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* |
* Created on : <2023-08-29>
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* Last modified : <2024-08-17>
*
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* chsrc
* ------------------------------------------------------------*/
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#include "xy.h"
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#include "source.h"
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#define App_Name "chsrc"
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#define Exit_UserCause 1
#define Exit_Unsupported 2
#define Exit_MatinerIssue 3
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#define Exit_FatalBug 4
#define Exit_FatalUnkownError 5
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#define chsrc_log(str) xy_log(App_Name,str)
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#define chsrc_succ(str) xy_succ(App_Name,str)
#define chsrc_info(str) xy_info(App_Name,str)
#define chsrc_warn(str) xy_warn(App_Name,str)
#define chsrc_error(str) xy_error(App_Name,str)
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// 2系列都是带有括号的
#define chsrc_succ2(str) xy_succ_brkt(App_Name,"成功",str)
#define chsrc_log2(str) xy_info_brkt(App_Name,"LOG",str)
#define chsrc_warn2(str) xy_warn_brkt(App_Name,"警告",str)
#define chsrc_error2(str) xy_error_brkt(App_Name,"错误",str)
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#define to_red(str) xy_str_to_red(str)
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#define to_blue(str) xy_str_to_blue(str)
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#define to_green(str) xy_str_to_green(str)
#define to_yellow(str) xy_str_to_yellow(str)
#define to_purple(str) xy_str_to_purple(str)
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#define to_bold(str) xy_str_to_bold(str)
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#define to_boldred(str) xy_str_to_bold(xy_str_to_red(str))
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#define to_boldblue(str) xy_str_to_bold(xy_str_to_blue(str))
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#define to_boldgreen(str) xy_str_to_bold(xy_str_to_green(str))
#define to_boldyellow(str) xy_str_to_bold(xy_str_to_yellow(str))
#define to_boldpurple(str) xy_str_to_bold(xy_str_to_purple(str))
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void
chsrc_note2 (const char* str)
{
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xy_log_brkt (to_yellow (App_Name), to_boldyellow ("提示"), to_yellow (str));
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}
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#define YesMark "✓"
#define NoMark "x"
#define SemiYesMark "⍻"
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void
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chsrc_log_check_result (const char *check_what, const char *check_type, bool exist)
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{
if (!exist)
{
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xy_log_brkt (App_Name, to_boldred ("检查"), xy_strjoin (5,
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to_red (NoMark " "), check_type, " ", to_red (check_what), " 不存在"));
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}
else
{
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xy_log_brkt (App_Name, to_boldgreen ("检查"), xy_strjoin (5,
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to_green (YesMark " "), check_type, " ", to_green (check_what), " 存在"));
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}
}
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void
chsrc_log_cmd_result (bool result, int ret_code)
{
if (result)
{
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xy_log_brkt (to_green (App_Name), to_boldgreen ("运行"), to_green (YesMark " 命令执行成功"));
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}
else
{
char buf[8] = {0};
sprintf (buf, "%d", ret_code);
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char *log = xy_2strjoin (to_red (NoMark " 命令执行失败,返回码 "), to_boldred (buf));
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xy_log_brkt (to_red (App_Name), to_boldred ("运行"), log);
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}
}
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/* 命令行选项 */
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bool CliOpt_IPv6 = false;
bool CliOpt_Locally = false;
bool CliOpt_InEnglish = false;
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bool CliOpt_DryRun = false;
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/**
* -local **
*
* target [-local] 使 | chsrc ls <target> |
*
*
* 1. 使 **
*
* (1) (2)
*
* ** chsrc 使 **
*
* 2. ** chsrc **
*
* 3. poetry
*/
bool
is_url (const char *str)
{
return (xy_str_start_with (str, "http://") || xy_str_start_with (str, "https://"));
}
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/**
*
*
* @param check_cmd `prog_name` `prog_name`
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* 使 python Windows上
* Microsoft Store
*
* @param prog_name
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*/
bool
query_program_exist (char *check_cmd, char *prog_name)
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{
char *which = check_cmd;
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int ret = system(which);
// char buf[32] = {0}; sprintf(buf, "错误码: %d", ret);
if (0 != ret)
{
// xy_warn (xy_strjoin(4, "× 命令 ", progname, " 不存在,", buf));
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chsrc_log_check_result (prog_name, "命令", false);
return false;
}
else
{
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chsrc_log_check_result (prog_name, "命令", true);
return true;
}
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}
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/**
* @note --version
*/
bool
chsrc_check_program (char *prog_name)
{
char *quiet_cmd = xy_str_to_quietcmd (xy_2strjoin (prog_name, " --version"));
return query_program_exist (quiet_cmd, prog_name);
}
/**
* @note 退
*/
void
chsrc_ensure_program (char *prog_name)
{
char *quiet_cmd = xy_str_to_quietcmd (xy_2strjoin (prog_name, " --version"));
bool exist = query_program_exist (quiet_cmd, prog_name);
if (exist)
{
// OK, nothing should be done
}
else
{
chsrc_error (xy_strjoin (3, "未找到 ", prog_name, " 命令,请检查是否存在"));
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exit (Exit_UserCause);
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}
}
bool
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chsrc_check_file (char *path)
{
if (xy_file_exist (path))
{
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chsrc_log_check_result (path, "文件", true);
return true;
}
else
{
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chsrc_log_check_result (path, "文件", false);
return false;
}
}
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/**
* _setsrc codetarget可用源中
*
* @param target
* @param input default def
*/
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#define find_mirror(s, input) query_mirror_exist(s##_sources, s##_sources_n, (char*)#s+3, input)
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int
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query_mirror_exist (SourceInfo *sources, size_t size, char *target, char *input)
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{
if (is_url (input))
{
chsrc_error ("暂不支持对该软件使用用户自定义源,请联系开发者询问原因或请求支持");
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exit (Exit_Unsupported);
}
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if (0==size || 1==size)
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{
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chsrc_error (xy_strjoin (3, "当前 ", target, " 无任何可用源,请联系维护者"));
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exit (Exit_MatinerIssue);
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}
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if (2==size)
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{
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chsrc_succ (xy_strjoin (4, sources[1].mirror->name, "", target, " 目前唯一可用镜像站,感谢他们的慷慨支持"));
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}
if (xy_streql ("reset", input))
{
puts ("将重置为上游默认源");
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return 0; // 返回第1个因为第1个是上游默认源
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}
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if (xy_streql ("first", input))
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{
puts ("将使用维护团队测速第一的源");
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return 1; // 返回第2个因为第1个是上游默认源
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}
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int idx = 0;
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SourceInfo source = sources[0];
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bool exist = false;
for (int i=0; i<size; i++)
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{
source = sources[i];
if (xy_streql (source.mirror->code, input))
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{
idx = i;
exist = true;
break;
}
}
if (!exist)
{
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chsrc_error (xy_strjoin (3, "镜像站 ", input, " 不存在"));
chsrc_error (xy_2strjoin ("查看可使用源,请使用 chsrc list ", target));
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exit (Exit_UserCause);
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}
return idx;
}
/**
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* oh-my-mirrorz.py @ccmywish C语言
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*/
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char *
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to_human_readable_speed (double speed)
{
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char *scale[] = {"Byte/s", "KByte/s", "MByte/s", "GByte/s", "TByte/s"};
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int i = 0;
while (speed > 1024.0)
{
i += 1;
speed /= 1024.0;
}
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char *buf = xy_malloc0 (64);
sprintf (buf, "%.2f %s", speed, scale[i]);
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char *new = NULL;
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if (i <= 1 ) new = to_red (buf);
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else
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{
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if (i == 2 && speed < 2.00) new = to_yellow (buf);
else new = to_green (buf);
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}
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return new;
}
/**
* https://github.com/mirrorz-org/oh-my-mirrorz/blob/master/oh-my-mirrorz.py
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* @ccmywish C语言
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*
* @return -1
*/
double
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test_speed_url (const char *url)
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{
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char *time_sec = "6";
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/* 现在我们切换至跳转后的链接来测速,不再使用下述判断
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if (xy_str_start_with(url, "https://registry.npmmirror"))
{
// 这里 npmmirror 跳转非常慢需要1~3秒所以我们给它留够至少8秒测速时间否则非常不准
time_sec = "10";
}
*/
char *ipv6 = ""; // 默认不启用
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if (CliOpt_IPv6==true)
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{
ipv6 = "--ipv6";
}
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// 我们用 —L因为Ruby China源会跳转到其他地方
// npmmirror 也会跳转
char *curl_cmd = xy_strjoin (7, "curl -qsL ", ipv6,
" -o " xy_os_devnull,
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" -w \"%{http_code} %{speed_download}\" -m", time_sec,
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" -A chsrc/" Chsrc_Version " ", url);
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// chsrc_info (xy_2strjoin ("测速命令 ", curl_cmd));
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char *buf = xy_run (curl_cmd, 0, NULL);
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// 如果尾部有换行,删除
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buf = xy_str_strip (buf);
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// 分隔两部分数据
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char *split = strchr (buf, ' ');
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if (split) *split = '\0';
// puts(buf); puts(split+1);
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int http_code = atoi (buf);
double speed = atof (split+1);
char *speedstr = to_human_readable_speed (speed);
if (200!=http_code)
{
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char* httpcodestr = to_yellow (xy_2strjoin ("HTTP码 ", buf));
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puts (xy_strjoin (3, speedstr, " | ", httpcodestr));
}
else
{
puts (speedstr);
}
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return speed;
}
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int
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get_max_ele_idx_in_dbl_ary (double *array, int size)
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{
double maxval = array[0];
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int maxidx = 0;
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for (int i=1; i<size; i++)
{
if (array[i]>maxval)
{
maxval = array[i];
maxidx = i;
}
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}
return maxidx;
}
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/**
*
*/
#define auto_select(s) auto_select_(s##_sources, s##_sources_n, (char*)#s+3)
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int
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auto_select_ (SourceInfo *sources, size_t size, const char *target_name)
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{
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if (0==size || 1==size)
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{
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chsrc_error (xy_strjoin (3, "当前 ", target_name, " 无任何可用源,请联系维护者: chsrc issue"));
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exit (Exit_MatinerIssue);
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}
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if (CliOpt_DryRun)
{
return 1; // Dry Run 时,跳过测速
}
bool only_one = false;
if (2==size) only_one = true;
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char *check_curl = xy_str_to_quietcmd ("curl --version");
bool exist_curl = query_program_exist (check_curl, "curl");
if (!exist_curl)
{
chsrc_error ("没有curl命令无法测速");
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exit (Exit_UserCause);
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}
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double speeds[size];
double speed = 0.0;
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for (int i=0; i<size; i++)
{
SourceInfo src = sources[i];
const char* url = src.mirror->__bigfile_url;
if (NULL==url)
{
if (xy_streql ("upstream", src.mirror->code))
{
continue; // 上游默认源不测速
}
else
{
chsrc_warn (xy_strjoin (3, "开发者未提供 ", src.mirror->code, " 镜像站测速链接,跳过该站点"));
speed = 0;
}
}
else
{
printf ("%s", xy_strjoin (3, "测速 ", src.mirror->site , " ... "));
fflush (stdout);
speed = test_speed_url (url);
}
speeds[i] = speed;
}
int fast_idx = get_max_ele_idx_in_dbl_ary (speeds, size);
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if (only_one)
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chsrc_succ (xy_strjoin (4, sources[fast_idx].mirror->name, "", target_name, " 目前唯一可用镜像站,感谢他们的慷慨支持"));
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else
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puts (xy_2strjoin ("最快镜像站: ", to_green (sources[fast_idx].mirror->name)));
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return fast_idx;
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}
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#define use_specific_mirror_or_auto_select(input, s) \
(NULL!=(input)) ? find_mirror(s, input) : auto_select(s)
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bool
source_is_upstream (SourceInfo *source)
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{
return xy_streql (source->mirror->code, "upstream");
}
bool
source_is_userdefine (SourceInfo *source)
{
return xy_streql (source->mirror->code, "user");
}
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bool
source_has_empty_url (SourceInfo *source)
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{
return source->url == NULL;
}
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/**
* ** SourceInfo
*
* 1. MirrorCode
* 2. ()
* 3. URL
*
* @dependency option
* @dependency source
*/
#define chsrc_yield_source(for_what) \
if (is_url (option)) \
{ \
SourceInfo __tmp = { &UserDefine, option }; \
source = __tmp; \
} \
else \
{ \
int __index = use_specific_mirror_or_auto_select (option, for_what); \
source = for_what##_sources[__index]; \
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}
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#define split_between_source_changing_process puts ("--------------------------------")
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/**
* _setsrc
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*
* 1.
* 2.
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*/
void
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chsrc_confirm_source (SourceInfo *source)
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{
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// 由于实现问题,我们把本应该独立出去的默认上游源,也放在了可以换源的数组中,而且放在第一个
// chsrc 已经规避用户使用未实现的 `chsrc reset`
// 但是某些用户可能摸索着强行使用 chsrc set target upstream从而执行起该禁用的功能
// 之所以禁用,是因为有的 reset 我们并没有实现,我们在这里阻止这些邪恶的用户
if (source_is_upstream (source) && source_has_empty_url (source))
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{
chsrc_error ("暂未对该软件实现重置");
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exit (Exit_Unsupported);
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}
else if (source_has_empty_url (source))
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{
chsrc_error ("该源URL不存在请向开发团队提交bug");
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exit (Exit_FatalBug);
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}
else
{
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puts (xy_strjoin (5, "选中镜像站: ", to_green (source->mirror->abbr), " (", to_green (source->mirror->code), ")"));
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}
split_between_source_changing_process;
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}
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#define ChsrcTypeAuto "auto"
#define ChsrcTypeReset "reset"
#define ChsrcTypeSemiAuto "semiauto"
#define ChsrcTypeManual "manual"
#define ChsrcTypeUntested "untested"
/**
* @param source NULL
* @param last_word 5ChsrcTypeAuto | ChsrcTypeReset | ChsrcTypeSemiAuto | ChsrcTypeManual | ChsrcTypeUntested
*/
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void
chsrc_say_lastly (SourceInfo *source, const char *last_word)
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{
split_between_source_changing_process;
if (xy_streql (ChsrcTypeAuto, last_word))
{
if (source)
{
if (source_is_userdefine (source))
{
chsrc_log ("全自动换源完成; 邀您参与贡献帮助其他人使用该URL换源: chsrc issue");
}
else
{
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chsrc_log (xy_2strjoin ("全自动换源完成,感谢镜像提供方: ", to_purple (source->mirror->name)));
}
}
else
{
chsrc_log ("全自动换源完成");
}
}
else if (xy_streql (ChsrcTypeReset, last_word))
{
// source_is_upstream (source)
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chsrc_log (to_purple ("已重置为上游默认源"));
}
else if (xy_streql (ChsrcTypeSemiAuto, last_word))
{
if (source)
{
if (source_is_userdefine (source))
{
chsrc_log ("半自动换源完成,仍需按上述提示手工操作; 邀您参与贡献帮助其他人使用该URL换源: chsrc issue");
}
else
{
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chsrc_log (xy_2strjoin ("半自动换源完成,仍需按上述提示手工操作,感谢镜像提供方: ", to_purple (source->mirror->name)));
}
}
else
{
chsrc_log ("半自动换源完成,仍需按上述提示手工操作");
}
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chsrc_warn ("若您有更好的换源方案,邀您帮助: chsrc issue");
}
else if (xy_streql (ChsrcTypeManual, last_word))
{
if (source)
{
if (source_is_userdefine (source))
{
chsrc_log ("因实现约束需按上述提示手工操作; 邀您参与贡献帮助其他人使用该URL换源: chsrc issue");
}
else
{
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chsrc_log (xy_2strjoin ("因实现约束需按上述提示手工操作,感谢镜像提供方: ", to_purple (source->mirror->name)));
}
}
else
{
chsrc_log ("因实现约束需按上述提示手工操作");
}
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chsrc_warn ("若您有更好的换源方案,邀您帮助: chsrc issue");
}
else if (xy_streql (ChsrcTypeUntested, last_word))
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{
if (source)
{
if (source_is_userdefine (source))
{
chsrc_log ("邀您参与贡献帮助其他人使用该URL换源: chsrc issue");
}
else
{
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chsrc_log (xy_2strjoin ("感谢镜像提供方: ", to_purple (source->mirror->name)));
}
}
else
{
chsrc_log ("自动换源完成");
}
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chsrc_warn ("该换源步骤已实现但未经测试或存在任何反馈,请报告使用情况: chsrc issue");
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}
else
{
puts (last_word);
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}
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}
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void
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chsrc_ensure_root ()
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{
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char *euid = getenv ("$EUID");
if (NULL==euid)
{
char *buf = xy_run ("id -u", 0, NULL);
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if (0!=atoi(buf)) goto not_root;
else return;
}
else
{
if (0!=atoi(euid)) goto not_root;
else return;
}
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not_root:
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chsrc_error ("请在命令前使用 sudo 或切换为root用户来保证必要的权限");
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exit (Exit_UserCause);
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}
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#define RunOpt_Default 0x0000 // 默认若命令运行失败,直接退出
#define RunOpt_Dont_Notify_On_Success 0x0010 // 运行成功不提示用户,只有运行失败时才提示用户
#define RunOpt_No_Last_New_Line 0x0100 // 不输出最后的空行
#define RunOpt_Dont_Abort_On_Failure 0x1000 // 命令运行失败也不退出
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static void
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chsrc_run (const char *cmd, int run_option)
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{
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xy_log_brkt (to_blue (App_Name), to_boldblue ("运行"), to_blue (cmd));
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if (CliOpt_DryRun)
{
return; // Dry Run 此时立即结束,并不真正执行
}
int status = system (cmd);
if (0==status)
{
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if (! (RunOpt_Dont_Notify_On_Success & run_option))
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{
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chsrc_log_cmd_result (true, status);
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}
}
else
{
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chsrc_log_cmd_result (false, status);
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if (! (run_option & RunOpt_Dont_Abort_On_Failure))
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{
chsrc_error ("关键错误,强制结束");
exit (Exit_FatalUnkownError);
}
}
if (! (RunOpt_No_Last_New_Line & run_option))
{
puts ("");
}
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}
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static void
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chsrc_view_file (const char *path)
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{
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char *cmd = NULL;
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path = xy_uniform_path (path);
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if (xy_on_windows)
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{
cmd = xy_2strjoin ("type ", path);
}
else
{
cmd = xy_2strjoin ("cat ", path);
}
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chsrc_run (cmd, RunOpt_Dont_Notify_On_Success|RunOpt_No_Last_New_Line);
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}
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static void
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chsrc_ensure_dir (const char *dir)
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{
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dir = xy_uniform_path (dir);
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if (xy_dir_exist (dir))
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{
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return;
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}
// 不存在就生成
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char *mkdir_cmd = NULL;
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if (xy_on_windows)
{
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mkdir_cmd = "md "; // 已存在时返回 errorlevel = 1
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}
else
{
mkdir_cmd = "mkdir -p ";
}
char *cmd = xy_2strjoin (mkdir_cmd, dir);
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cmd = xy_str_to_quietcmd (cmd);
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chsrc_run (cmd, RunOpt_No_Last_New_Line|RunOpt_Dont_Notify_On_Success);
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chsrc_note2 (xy_2strjoin ("目录不存在,已自动创建 ", dir));
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}
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static void
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chsrc_append_to_file (const char *str, const char *file)
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{
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file = xy_uniform_path (file);
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char *dir = xy_parent_dir (file);
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chsrc_ensure_dir (dir);
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char *cmd = NULL;
if (xy_on_windows)
{
cmd = xy_strjoin (4, "echo ", str, " >> ", file);
}
else
{
cmd = xy_strjoin (4, "echo '", str, "' >> ", file);
}
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chsrc_run (cmd, RunOpt_No_Last_New_Line|RunOpt_Dont_Notify_On_Success);
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}
static void
chsrc_prepend_to_file (const char *str, const char *file)
{
file = xy_uniform_path (file);
char *dir = xy_parent_dir (file);
chsrc_ensure_dir (dir);
char *cmd = NULL;
if (xy_on_windows)
{
xy_unimplement;
}
else
{
cmd = xy_strjoin (4, "sed -i '1i ", str, "' ", file);
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}
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chsrc_run (cmd, RunOpt_No_Last_New_Line|RunOpt_Dont_Notify_On_Success);
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}
static void
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chsrc_overwrite_file (const char *str, const char *file)
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{
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file = xy_uniform_path (file);
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char *dir = xy_parent_dir (file);
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chsrc_ensure_dir (dir);
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char *cmd = NULL;
if (xy_on_windows)
{
cmd = xy_strjoin (4, "echo ", str, " > ", file);
}
else
{
cmd = xy_strjoin (4, "echo '", str, "' > ", file);
}
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chsrc_run (cmd, RunOpt_Default);
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}
2023-09-26 23:02:12 +08:00
static void
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chsrc_backup (const char *path)
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{
2024-05-25 00:49:13 +08:00
char *cmd = NULL;
bool exist = xy_file_exist (path);
if (!exist)
{
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chsrc_note2 (xy_2strjoin ("文件不存在,跳过备份: ", path));
return;
}
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if (xy_on_bsd || xy_on_macos)
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{
/* BSD 和 macOS 的 cp 不支持 --backup 选项 */
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cmd = xy_strjoin (5, "cp -f ", path, " ", path, ".bak");
}
else if (xy_on_windows)
{
// /Y 表示覆盖
cmd = xy_strjoin (5, "copy /Y ", path, " ", path, ".bak" );
}
else
{
cmd = xy_strjoin (5, "cp ", path, " ", path, ".bak --backup='t'");
}
2023-10-05 17:32:02 +08:00
2024-07-29 21:43:53 +08:00
chsrc_run (cmd, RunOpt_No_Last_New_Line|RunOpt_Dont_Notify_On_Success);
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chsrc_note2 (xy_strjoin (3, "备份文件名为 ", path, ".bak"));
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}
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static char *
chsrc_get_cpuarch ()
{
char *ret;
bool exist;
if (xy_on_windows)
{
xy_unimplement;
}
exist = chsrc_check_program ("arch");
if (exist)
{
ret = xy_run ("arch", 0, NULL);
return ret;
}
exist = chsrc_check_program ("uname");
if (exist)
{
ret = xy_run ("uname -m", 0, NULL);
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return ret;
}
else
{
chsrc_error ("无法检测到CPU类型");
exit (Exit_UserCause);
}
}