chan_pjsip: disallow PJSIP_SEND_SESSION_REFRESH pre-answer execution
This patch makes it so if the PJSIP_SEND_SESSION_REFRESH dialplan function is called on a channel prior to answering a warning is issued and the function returns unsuccessful. ASTERISK-28878 #close Change-Id: I053f767d10cf3b2b898fa9e3e7c35ff07e23c9bb
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@ -1680,6 +1680,11 @@ int pjsip_acf_session_refresh_write(struct ast_channel *chan, const char *cmd, c
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return -1;
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}
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if (ast_channel_state(chan) != AST_STATE_UP) {
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ast_log(LOG_WARNING, "'%s' not allowed on unanswered channel '%s'.\n", cmd, ast_channel_name(chan));
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return -1;
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}
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if (strcmp(ast_channel_tech(chan)->type, "PJSIP")) {
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ast_log(LOG_WARNING, "Cannot call %s on a non-PJSIP channel\n", cmd);
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return -1;
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@ -0,0 +1,4 @@
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Subject: chan_pjsip
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The PJSIP_SEND_SESSION_REFRESH dialplan function now issues a warning, and
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returns unsuccessful if it's used on a channel prior to answering.
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