upstream commit

When generating all hostkeys (ssh-keygen -A), clobber
existing keys if they exist but are zero length. zero-length keys could
previously be made if ssh-keygen failed part way through generating them, so
avoid that case too. bz#2561 reported by Krzysztof Cieplucha; ok dtucker@

Upstream-ID: f662201c28ab8e1f086b5d43c59cddab5ade4044
2 files changed
tree: 2f7010fb3e1a780ba438b06753c1be99fab3abe9
  1. contrib/
  2. openbsd-compat/
  3. regress/
  4. .gitignore
  5. .skipped-commit-ids
  6. aclocal.m4
  7. addrmatch.c
  8. atomicio.c
  9. atomicio.h
  10. audit-bsm.c
  11. audit-linux.c
  12. audit.c
  13. audit.h
  14. auth-bsdauth.c
  15. auth-krb5.c
  16. auth-options.c
  17. auth-options.h
  18. auth-pam.c
  19. auth-pam.h
  20. auth-passwd.c
  21. auth-rhosts.c
  22. auth-shadow.c
  23. auth-sia.c
  24. auth-sia.h
  25. auth-skey.c
  26. auth.c
  27. auth.h
  28. auth2-chall.c
  29. auth2-gss.c
  30. auth2-hostbased.c
  31. auth2-kbdint.c
  32. auth2-none.c
  33. auth2-passwd.c
  34. auth2-pubkey.c
  35. auth2.c
  36. authfd.c
  37. authfd.h
  38. authfile.c
  39. authfile.h
  40. bitmap.c
  41. bitmap.h
  42. blocks.c
  43. bufaux.c
  44. bufbn.c
  45. bufec.c
  46. buffer.c
  47. buffer.h
  48. buildpkg.sh.in
  49. canohost.c
  50. canohost.h
  51. chacha.c
  52. chacha.h
  53. channels.c
  54. channels.h
  55. cipher-aes.c
  56. cipher-aesctr.c
  57. cipher-aesctr.h
  58. cipher-chachapoly.c
  59. cipher-chachapoly.h
  60. cipher-ctr.c
  61. cipher.c
  62. cipher.h
  63. cleanup.c
  64. clientloop.c
  65. clientloop.h
  66. compat.c
  67. compat.h
  68. config.guess
  69. config.sub
  70. configure.ac
  71. crc32.c
  72. crc32.h
  73. CREDITS
  74. crypto_api.h
  75. defines.h
  76. dh.c
  77. dh.h
  78. digest-libc.c
  79. digest-openssl.c
  80. digest.h
  81. dispatch.c
  82. dispatch.h
  83. dns.c
  84. dns.h
  85. ed25519.c
  86. entropy.c
  87. entropy.h
  88. fatal.c
  89. fe25519.c
  90. fe25519.h
  91. fixalgorithms
  92. fixpaths
  93. fixprogs
  94. ge25519.c
  95. ge25519.h
  96. ge25519_base.data
  97. groupaccess.c
  98. groupaccess.h
  99. gss-genr.c
  100. gss-serv-krb5.c
  101. gss-serv.c
  102. hash.c
  103. hmac.c
  104. hmac.h
  105. hostfile.c
  106. hostfile.h
  107. includes.h
  108. INSTALL
  109. install-sh
  110. kex.c
  111. kex.h
  112. kexc25519.c
  113. kexc25519c.c
  114. kexc25519s.c
  115. kexdh.c
  116. kexdhc.c
  117. kexdhs.c
  118. kexecdh.c
  119. kexecdhc.c
  120. kexecdhs.c
  121. kexgex.c
  122. kexgexc.c
  123. kexgexs.c
  124. key.c
  125. key.h
  126. krl.c
  127. krl.h
  128. LICENCE
  129. log.c
  130. log.h
  131. loginrec.c
  132. loginrec.h
  133. logintest.c
  134. mac.c
  135. mac.h
  136. Makefile.in
  137. match.c
  138. match.h
  139. md5crypt.c
  140. md5crypt.h
  141. mdoc2man.awk
  142. misc.c
  143. misc.h
  144. mkinstalldirs
  145. moduli
  146. moduli.5
  147. moduli.c
  148. monitor.c
  149. monitor.h
  150. monitor_fdpass.c
  151. monitor_fdpass.h
  152. monitor_wrap.c
  153. monitor_wrap.h
  154. msg.c
  155. msg.h
  156. mux.c
  157. myproposal.h
  158. nchan.c
  159. nchan.ms
  160. nchan2.ms
  161. opacket.c
  162. opacket.h
  163. openssh.xml.in
  164. opensshd.init.in
  165. OVERVIEW
  166. packet.c
  167. packet.h
  168. pathnames.h
  169. pkcs11.h
  170. platform-pledge.c
  171. platform-tracing.c
  172. platform.c
  173. platform.h
  174. poly1305.c
  175. poly1305.h
  176. progressmeter.c
  177. progressmeter.h
  178. PROTOCOL
  179. PROTOCOL.agent
  180. PROTOCOL.certkeys
  181. PROTOCOL.chacha20poly1305
  182. PROTOCOL.key
  183. PROTOCOL.krl
  184. PROTOCOL.mux
  185. readconf.c
  186. readconf.h
  187. README
  188. README.dns
  189. README.platform
  190. README.privsep
  191. README.tun
  192. readpass.c
  193. rijndael.c
  194. rijndael.h
  195. sandbox-capsicum.c
  196. sandbox-darwin.c
  197. sandbox-null.c
  198. sandbox-pledge.c
  199. sandbox-rlimit.c
  200. sandbox-seccomp-filter.c
  201. sandbox-solaris.c
  202. sandbox-systrace.c
  203. sc25519.c
  204. sc25519.h
  205. scp.1
  206. scp.c
  207. servconf.c
  208. servconf.h
  209. serverloop.c
  210. serverloop.h
  211. session.c
  212. session.h
  213. sftp-client.c
  214. sftp-client.h
  215. sftp-common.c
  216. sftp-common.h
  217. sftp-glob.c
  218. sftp-server-main.c
  219. sftp-server.8
  220. sftp-server.c
  221. sftp.1
  222. sftp.c
  223. sftp.h
  224. smult_curve25519_ref.c
  225. ssh-add.1
  226. ssh-add.c
  227. ssh-agent.1
  228. ssh-agent.c
  229. ssh-dss.c
  230. ssh-ecdsa.c
  231. ssh-ed25519.c
  232. ssh-gss.h
  233. ssh-keygen.1
  234. ssh-keygen.c
  235. ssh-keyscan.1
  236. ssh-keyscan.c
  237. ssh-keysign.8
  238. ssh-keysign.c
  239. ssh-pkcs11-client.c
  240. ssh-pkcs11-helper.8
  241. ssh-pkcs11-helper.c
  242. ssh-pkcs11.c
  243. ssh-pkcs11.h
  244. ssh-rsa.c
  245. ssh-sandbox.h
  246. ssh.1
  247. ssh.c
  248. ssh.h
  249. ssh2.h
  250. ssh_api.c
  251. ssh_api.h
  252. ssh_config
  253. ssh_config.5
  254. sshbuf-getput-basic.c
  255. sshbuf-getput-crypto.c
  256. sshbuf-misc.c
  257. sshbuf.c
  258. sshbuf.h
  259. sshconnect.c
  260. sshconnect.h
  261. sshconnect2.c
  262. sshd.8
  263. sshd.c
  264. sshd_config
  265. sshd_config.5
  266. ssherr.c
  267. ssherr.h
  268. sshkey.c
  269. sshkey.h
  270. sshlogin.c
  271. sshlogin.h
  272. sshpty.c
  273. sshpty.h
  274. sshtty.c
  275. survey.sh.in
  276. TODO
  277. ttymodes.c
  278. ttymodes.h
  279. uidswap.c
  280. uidswap.h
  281. umac.c
  282. umac.h
  283. utf8.c
  284. utf8.h
  285. uuencode.c
  286. uuencode.h
  287. verify.c
  288. version.h
  289. xmalloc.c
  290. xmalloc.h