Add some other scripts from Ivan Tikhonov.

This commit is contained in:
gardouille 2014-09-26 00:42:26 +02:00
parent 1f8dd205cb
commit 601a65af98
3 changed files with 434 additions and 0 deletions

2
.gitignore vendored
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# File produce by procstat.c
procstat
# File produce by netboot.c
netboot

134
git-loc Executable file
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#!/usr/bin/env python
import re
from email.utils import parsedate
from time import mktime
from datetime import datetime
from os import popen
import os
from sys import argv,stderr,stdout
import getopt
opts, args = getopt.getopt(argv[1:],None, ['svg'])
needsvg = False
for o, a in opts:
if o == "--svg":
needsvg = True
extfolder = False
if len(args) == 1:
extfolder = True
targetfolder = args[0]
fc=0
locs=0
adds=None
cmt=None
h=[]
def pop():
if adds is not None:
pstr="%s %8u %5s %5s %7s %s \t%s"%(d,locs,'+'+str(adds),'-'+str(dels),hsh,who,cmt.strip())
if needsvg: stderr.write(pstr+'\n')
else: print(pstr)
h.append((d,locs,adds,dels,hsh,who,cmt))
prevfolder = os.getcwd()
if extfolder:
os.chdir(targetfolder)
for x in popen('git log --no-color --reverse -p'):
if x.startswith('commit'):
pop()
hsh=x[7:14];
if x.startswith('Author'):
who=x.replace("Author: ",'').replace('\n','');
who=re.sub(">.*","",who);
who=re.sub(".*<","",who);
if x.startswith('Date'):
fc=1
d=datetime(*parsedate(x[5:])[:7])
t=mktime(parsedate(x[5:]))
adds=0
dels=0
if fc==2:
cmt=x[:-1]
fc=0
if fc==1:
if len(x)==1: fc=2
if x.startswith('+') and not x.startswith('+++'):
adds+=1
locs+=1
if x.startswith('-') and not x.startswith('---'):
dels+=1
locs-=1
pop()
os.chdir(prevfolder)
def makesvg():
def quoteone(x):
if x in 'abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789': return x
return "&#x%02x;"%(ord(x),)
def quote(s):
return ''.join([quoteone(x) for x in s])
mlocs=max([locs for d,locs,adds,dels,hsh,who,cmt in h])
yscale=800.0/mlocs
svg=stdout
svg.write("""<?xml version="1.0" standalone="no"?>"""
"""<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">"""
"""<svg preserveAspectRatio="none" width="100%%" height="100%%" viewBox="0 0 %u %u" version="1.1" xmlns="http://www.w3.org/2000/svg">"""%(25*len(h),mlocs*yscale))
svg.write("""<style>"""
"""rect.o{opacity:0}"""
"""rect.o:hover{opacity:0.2}"""
""".a{fill:none;stroke:black;stroke-width:2}"""
"""</style>""")
def rect(x,y,w,h,c,a=''):
svg.write("""<rect x="%u" y="%u" width="%u" height="%u" style="%s" %s/>"""
%(x,y,w,h,c,a))
ps=[]
bl=[]
tx=[]
x=25
for d,locs,adds,dels,hsh,who,cmt in h:
y=(mlocs-locs)*yscale
bl.append((x-1,y,3,dels*yscale,"fill:rgb(0,0,255)"))
bl.append((x-1,y-adds*yscale,3,adds*yscale,"fill:rgb(0,255,0)"))
bl.append((x-12,0,25,mlocs*yscale,'',
"""title="%s %8u %5s %5s %s" """%(d,locs,'+'+str(adds),'-'+str(dels),quote(cmt.strip()))
+"""class="o" """))
ps.append("%u,%u"%(x,y))
x+=25
svg.write("""\n""")
svg.write("""<polyline points="0,%u %u,%u" class="a"/>"""%(mlocs*yscale,x,mlocs*yscale,))
svg.write("""<polyline points="25,0 25,%u" class="a"/>"""%(mlocs*yscale+25,))
it=pow(10,len(str(mlocs))-2)
for i in range(it,mlocs,it):
svg.write("""<polyline points="0,%u %u,%u" class="a" style="stroke:rgb(200,200,200)"/>"""%(mlocs*yscale-i*yscale,x,mlocs*yscale-i*yscale,))
svg.write("""\n""")
for b in bl:
rect(*b)
svg.write("""\n""")
svg.write("""<polyline points="%s" class="a" style="stroke:red"/>"""%(' '.join(ps),))
svg.write("""</svg>\n""")
if needsvg: makesvg()

298
netboot.c Normal file
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/* http://brokestream.com/netboot.html
To build it: gcc -o netboot netboot.c
netboot.c
Version 2010-01-19
Copyright (C) 2007-2010 Ivan Tikhonov
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
Ivan Tikhonov, kefeer@brokestream.com
*/
#include <sys/socket.h>
#include <netinet/in.h>
#include <sys/select.h>
#include <sys/stat.h>
#include <arpa/inet.h>
#include <pwd.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <stdint.h>
void tftpd(int s) {
static int f;
static int blksize = 512;
static int last_sent = 0;
static int was_last = 0;
{
unsigned char p[1500];
struct sockaddr_in peer;
int peerl = sizeof(peer);
int n = recvfrom(s,p,1500,0,(struct sockaddr *)&peer,&peerl);
if(p[1] == 1) {
unsigned char o[1500];
unsigned char *pp = p+2;
unsigned char *epp = p+n;
while(pp<epp&&*pp) pp++; pp++;
while(pp<epp&&*pp) pp++; pp++;
printf("rrq %s\n", p+2);
f = open(p+2,O_RDONLY);
if(f == -1) {
o[0] = 0; o[1] = 5;
o[2] = 0; o[3] = 1;
strcpy(o+4,"Not found");
o[13] = 0;
sendto(s,o,14,0,(struct sockaddr *)&peer,peerl);
printf("error\n");
return;
}
o[0] = 0;
if(pp<epp&&*pp) {
unsigned char *p = o+2;
struct stat st;
fstat(f,&st);
o[1] = 6;
while(pp<epp) {
if(strcmp(pp,"tsize") == 0) {
strcpy(p,"tsize"); p+=6;
p+=sprintf(p,"%u", (int)st.st_size); *p++ = 0;
pp+=6; pp+=strlen(pp)+1;
} else if(strcmp(pp,"blksize") == 0) {
strcpy(p,"blksize"); p+=8; pp+=8;
blksize = atoi(pp);
strcpy(p,pp); p+=strlen(p)+1; pp+=strlen(pp)+1;
} else {
pp+=strlen(pp)+1; pp+=strlen(pp)+1;
}
}
sendto(s,o,p-o,0,(struct sockaddr *)&peer,peerl);
}
} else if(p[1] == 4) {
int no = (p[2]<<8)|p[3];
if(was_last) { printf("end\n"); was_last = 0; blksize = 512; last_sent = 0; close(f); f = -1; }
if(no++ == last_sent) {
int n;
unsigned char o[10240] = {0,3,(no>>8)&0xff,no&0xff};
lseek(f,(no-1)*blksize,SEEK_SET);
n = read(f,o+4,blksize);
sendto(s,o,n+4,0,(struct sockaddr *)&peer,peerl);
last_sent = no;
if(n<blksize) was_last = 1;
}
}
}
}
int main(int argc, char *argv[]) {
int s = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP);
int r = -1;
int t = -1;
unsigned char macpat[6]; int macskip = 6;
in_addr_t bc = 0;
in_addr_t sc = 0;
in_addr_t cc = 0;
if(argc > 1 && argc < 5) {
fprintf(stderr, "Usage : ./netboot <broadcast ip> <interface ip> <ip to assign> <mac>\n");
fprintf(stderr, "Example: ./netboot 192.168.0.255 192.168.0.1 192.168.0.55 00:11:ee:ff:66:ef\n");
fprintf(stderr, "Example: ./netboot 192.168.0.255 192.168.0.1 192.168.0.55 -66-ef\n");
fprintf(stderr, "\nTo find out who requesting boot run: ./netboot\n");
exit(1);
}
if(argc == 5) {
bc = inet_addr(argv[1]);
sc = inet_addr(argv[2]);
cc = inet_addr(argv[3]);
{ char *p = argv[4]; while(*p) {
int d;
if(p[0]>='0'&&p[0]<='9') { d = (p[0]-'0')<<4; }
else if(p[0]>='a'&&p[0]<='f') { d = (p[0]-'a'+0xa)<<4; }
else if(p[0]>='A'&&p[0]<='F') { d = (p[0]-'A'+0xa)<<4; }
else { p++; continue; }
if(p[1]>='0'&&p[1]<='9') { d = d|(p[1]-'0'); }
else if(p[1]>='a'&&p[1]<='f') { d = d|(p[1]-'a'+0xa); }
else if(p[1]>='A'&&p[1]<='F') { d = d|(p[1]-'A'+0xa); }
macpat[6-macskip] = d;
macskip--;
p+=2;
}}
}
if(cc) {
fprintf(stderr, "mac pattern:");
{ int i = macskip;
while(i--) { fprintf(stderr,"?? "); }
i = 0; while(i<(6-macskip)) { fprintf(stderr, "%02x ",macpat[i]); i++; }
}
fprintf(stderr, "\n");
}
{ struct sockaddr_in b = { AF_INET, htons(67), {0xffffffff} };
if(bind(s, (struct sockaddr *)&b, sizeof(b)) != 0) {
fprintf(stderr, "Can not bind broadcast address. DHCP will not work! Try run it as root?\n");
}
}
if(cc)
{ struct sockaddr_in b = { AF_INET, htons(67), {sc} };
r = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP);
if(bind(r, (struct sockaddr *)&b, sizeof(b)) != 0) {
fprintf(stderr, "Can not bind server address. DHCP WILL NOT WORK! Try run it as root?\n");
}
}
if(cc)
{ struct sockaddr_in b = { AF_INET, htons(69), {sc} };
t = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP);
if(bind(t, (struct sockaddr *)&b, sizeof(b)) != 0) {
fprintf(stderr, "Can not bind tftp server address. TFTP WILL NOT WORK! Try run it as root?\n");
}
}
{ int v = 1;
setsockopt(r,SOL_SOCKET,SO_BROADCAST,&v,sizeof(v));
}
{
struct passwd *nobody;
nobody = getpwnam("nobody");
if (nobody && nobody->pw_uid) setuid(nobody->pw_uid);
}
for(;;) {
fd_set rset;
int n;
FD_ZERO(&rset);
FD_SET(s,&rset);
if(t != -1) FD_SET(t,&rset);
n = select((t>s?t:s)+1,&rset,0,0,0);
if(cc&&FD_ISSET(t,&rset)) {
tftpd(t);
}
if(FD_ISSET(s,&rset)) {
int type, pos97 = -1, pos12=-1;
unsigned char p[1500] = {0xff};
recv(s,p,1500,0);
if(p[0] == 2) continue;
{ int i = 240;
for(;i<1500;) {
if(p[i] == 0xff) break;
if(p[i] == 0x0) { i++; continue; }
if(p[i] == 53) { type = p[i+2]; }
if(p[i] == 97) { pos97 = i+1; }
if(p[i] == 12) { pos12 = i+1; }
i += p[i+1] + 2;
}
}
printf("request %u from %02x-%02x-%02x-%02x-%02x-%02x ",type,p[28],p[29],p[30],p[31],p[32],p[33]);
if(pos12!=-1) { printf("(%.*s)\n", p[pos12],p+pos12+1);
} else { printf("(%s)\n", p+44); }
if(!cc) continue;
if(memcmp(p+28+macskip,macpat,(6-macskip))) continue;
printf("matched\n");
if(type == 1 || type == 3) {
int i,m;
p[0] = 2;
p[12] = 0; p[13] = 0; p[14] = 0; p[15] = 0;
*(uint32_t*)(p+16)=(uint32_t)cc;
*(uint32_t*)(p+20)=(uint32_t)sc;
i = 240;
if(pos97 != -1) {
p[i++] = 97;
{ int n = p[pos97++];
p[i++] = n;
while(n--) { p[i++] = p[pos97++]; }
}
}
p[i++] = 53; p[i++] = 1;
p[i++] = type==1 ? 2 : 5;
p[i++] = 51; p[i++] = 4;
p[i++] = 255; p[i++] = 255; p[i++] = 255; p[i++] = 255;
p[i++] = 54; p[i++] = 4;
*(uint32_t*)(p+i)=(uint32_t)sc; i+=4;
p[i++] = 60; p[i++] = 9;
p[i++] = 'P'; p[i++] = 'X'; p[i++] = 'E'; p[i++] = 'C'; p[i++] = 'l'; p[i++] = 'i'; p[i++] = 'e'; p[i++] = 'n'; p[i++] = 't';
if(type == 3) {
p[i++] = 1; p[i++] = 4;
p[i++] = 255; p[i++] = 0; p[i++] = 0; p[i++] = 0;
p[i++] = 12; p[i++] = 9;
p[i++] = 'p'; p[i++] = 'x'; p[i++] = 'e'; p[i++] = 'c'; p[i++] = 'l'; p[i++] = 'i'; p[i++] = 'e'; p[i++] = 'n'; p[i++] = 't';
p[i++] = 67; m = i++;
p[i++] = 'p'; p[i++] = 'x'; p[i++] = 'e'; p[i++] = 'l'; p[i++] = 'i'; p[i++] = 'n'; p[i++] = 'u'; p[i++] = 'x'; p[i++] = '.'; p[i++] = '0'; p[i++] = '\0';
p[m] = i - m - 2;
}
p[i++] = 43; m = i++;
{
if(type == 1) {
p[i++] = 6; p[i++] = 1; p[i++] = 0;
p[i++] = 8; p[i++] = 7;
p[i++] = 0; p[i++] = 0; p[i++] = 1;
*(uint32_t*)(p+i)=(uint32_t)sc; i+=4;
}
p[i++] = 255;
}
p[m] = i - m - 2;
p[i++] = 255;
{ struct sockaddr_in a = { AF_INET, htons(68), {bc} };
sendto(r,p,i,0,(struct sockaddr *)&a,sizeof(a));
}
}
}
}
}